src/render/SDL_render.c
author Sam Lantinga <slouken@libsdl.org>
Sun, 22 Jan 2012 19:22:53 -0500
changeset 6258 fce7ce72677b
parent 6247 b6212690f78d
child 6260 fd494c5f305b
permissions -rwxr-xr-x
Added a convenience function SDL_CreateWindowAndRenderer()
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/*
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  Simple DirectMedia Layer
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  Copyright (C) 1997-2012 Sam Lantinga <slouken@libsdl.org>
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  This software is provided 'as-is', without any express or implied
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  warranty.  In no event will the authors be held liable for any damages
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  arising from the use of this software.
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  Permission is granted to anyone to use this software for any purpose,
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  including commercial applications, and to alter it and redistribute it
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  freely, subject to the following restrictions:
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  1. The origin of this software must not be misrepresented; you must not
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     claim that you wrote the original software. If you use this software
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     in a product, an acknowledgment in the product documentation would be
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     appreciated but is not required.
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  2. Altered source versions must be plainly marked as such, and must not be
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     misrepresented as being the original software.
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  3. This notice may not be removed or altered from any source distribution.
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*/
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#include "SDL_config.h"
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/* The SDL 2D rendering system */
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#include "SDL_hints.h"
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#include "SDL_log.h"
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#include "SDL_render.h"
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#include "SDL_sysrender.h"
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#include "software/SDL_render_sw_c.h"
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#define SDL_WINDOWRENDERDATA    "_SDL_WindowRenderData"
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#define CHECK_RENDERER_MAGIC(renderer, retval) \
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    if (!renderer || renderer->magic != &renderer_magic) { \
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        SDL_SetError("Invalid renderer"); \
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        return retval; \
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    }
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#define CHECK_TEXTURE_MAGIC(texture, retval) \
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    if (!texture || texture->magic != &texture_magic) { \
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        SDL_SetError("Invalid texture"); \
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        return retval; \
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    }
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static const SDL_RenderDriver *render_drivers[] = {
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#if !SDL_RENDER_DISABLED
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#if SDL_VIDEO_RENDER_D3D
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    &D3D_RenderDriver,
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#endif
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#if SDL_VIDEO_RENDER_OGL
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    &GL_RenderDriver,
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#endif
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#if SDL_VIDEO_RENDER_OGL_ES2
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    &GLES2_RenderDriver,
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#endif
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#if SDL_VIDEO_RENDER_OGL_ES
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    &GLES_RenderDriver,
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#endif
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#if SDL_VIDEO_RENDER_DIRECTFB
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    &DirectFB_RenderDriver,
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#endif
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#if SDL_VIDEO_RENDER_NDS
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    &NDS_RenderDriver,
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#endif
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    &SW_RenderDriver
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#endif /* !SDL_RENDER_DISABLED */
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};
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static char renderer_magic;
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static char texture_magic;
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int
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SDL_GetNumRenderDrivers(void)
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{
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    return SDL_arraysize(render_drivers);
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}
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int
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SDL_GetRenderDriverInfo(int index, SDL_RendererInfo * info)
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{
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    if (index < 0 || index >= SDL_GetNumRenderDrivers()) {
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        SDL_SetError("index must be in the range of 0 - %d",
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                     SDL_GetNumRenderDrivers() - 1);
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        return -1;
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    }
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    *info = render_drivers[index]->info;
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    return 0;
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}
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static int
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SDL_RendererEventWatch(void *userdata, SDL_Event *event)
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{
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    SDL_Renderer *renderer = (SDL_Renderer *)userdata;
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    if (event->type == SDL_WINDOWEVENT) {
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        SDL_Window *window = SDL_GetWindowFromID(event->window.windowID);
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        if (window == renderer->window) {
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            if (renderer->WindowEvent) {
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                renderer->WindowEvent(renderer, &event->window);
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            }
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   102
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   103
            if (event->window.event == SDL_WINDOWEVENT_SIZE_CHANGED) {
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   104
                /* Try to keep the previous viewport centered */
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   105
                int w, h;
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   106
                SDL_Rect viewport;
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   107
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   108
                SDL_GetWindowSize(window, &w, &h);
6246
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   109
                if (renderer->target) {
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   110
                    renderer->viewport_backup.x = (w - renderer->viewport_backup.w) / 2;
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   111
                    renderer->viewport_backup.y = (h - renderer->viewport_backup.h) / 2;
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   112
                } else {
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   113
                    viewport.x = (w - renderer->viewport.w) / 2;
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   114
                    viewport.y = (h - renderer->viewport.h) / 2;
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   115
                    viewport.w = renderer->viewport.w;
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   116
                    viewport.h = renderer->viewport.h;
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   117
                    SDL_RenderSetViewport(renderer, &viewport);
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   118
                }
6060
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   119
            } else if (event->window.event == SDL_WINDOWEVENT_MINIMIZED) {
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   120
                renderer->minimized = SDL_TRUE;
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   121
            } else if (event->window.event == SDL_WINDOWEVENT_RESTORED) {
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   122
                renderer->minimized = SDL_FALSE;
5297
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   123
            }
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   124
        }
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   125
    }
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   126
    return 0;
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   127
}
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   128
6258
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   129
int
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   130
SDL_CreateWindowAndRenderer(int width, int height, Uint32 window_flags,
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   131
                            SDL_Window **window, SDL_Renderer **renderer)
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   132
{
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   133
    *window = SDL_CreateWindow(NULL, SDL_WINDOWPOS_UNDEFINED,
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   134
                                     SDL_WINDOWPOS_UNDEFINED,
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   135
                                     width, height, window_flags);
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   136
    if (!*window) {
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   137
        *renderer = NULL;
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   138
        return -1;
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   139
    }
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   140
fce7ce72677b Added a convenience function SDL_CreateWindowAndRenderer()
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   141
    *renderer = SDL_CreateRenderer(*window, -1, 0);
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   142
    if (!*renderer) {
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   143
        return -1;
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   144
    }
fce7ce72677b Added a convenience function SDL_CreateWindowAndRenderer()
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   145
fce7ce72677b Added a convenience function SDL_CreateWindowAndRenderer()
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   146
    return 0;
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   147
}
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   148
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   149
SDL_Renderer *
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   150
SDL_CreateRenderer(SDL_Window * window, int index, Uint32 flags)
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   151
{
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   152
    SDL_Renderer *renderer = NULL;
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   153
    int n = SDL_GetNumRenderDrivers();
5192
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   154
    const char *hint;
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   155
5528
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   156
    if (!window) {
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   157
        SDL_SetError("Invalid window");
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   158
        return NULL;
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   159
    }
15c9c03a80cc Added SDL_GetRenderer()
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   160
15c9c03a80cc Added SDL_GetRenderer()
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   161
    if (SDL_GetRenderer(window)) {
15c9c03a80cc Added SDL_GetRenderer()
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   162
        SDL_SetError("Renderer already associated with window");
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   163
        return NULL;
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   164
    }
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   165
5192
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   166
    hint = SDL_GetHint(SDL_HINT_RENDER_VSYNC);
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   167
    if (hint) {
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   168
        if (*hint == '0') {
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   169
            flags &= ~SDL_RENDERER_PRESENTVSYNC;
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   170
        } else {
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   171
            flags |= SDL_RENDERER_PRESENTVSYNC;
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   172
        }
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   173
    }
5154
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   174
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
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   175
    if (index < 0) {
5192
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   176
        hint = SDL_GetHint(SDL_HINT_RENDER_DRIVER);
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   177
        if (hint) {
5154
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   178
            for (index = 0; index < n; ++index) {
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
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   179
                const SDL_RenderDriver *driver = render_drivers[index];
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   180
5192
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   181
                if (SDL_strcasecmp(hint, driver->info.name) == 0) {
5154
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
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   182
                    /* Create a new renderer instance */
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   183
                    renderer = driver->CreateRenderer(window, flags);
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   184
                    break;
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diff changeset
   185
                }
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diff changeset
   186
            }
5192
ef5a61ea3202 Added the SDL_HINT_RENDER_DRIVER and SDL_HINT_RENDER_VSYNC hints.
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diff changeset
   187
        }
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   188
ef5a61ea3202 Added the SDL_HINT_RENDER_DRIVER and SDL_HINT_RENDER_VSYNC hints.
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diff changeset
   189
        if (!renderer) {
5154
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   190
            for (index = 0; index < n; ++index) {
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
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   191
                const SDL_RenderDriver *driver = render_drivers[index];
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diff changeset
   192
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
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diff changeset
   193
                if ((driver->info.flags & flags) == flags) {
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   194
                    /* Create a new renderer instance */
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
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   195
                    renderer = driver->CreateRenderer(window, flags);
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   196
                    if (renderer) {
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
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diff changeset
   197
                        /* Yay, we got one! */
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diff changeset
   198
                        break;
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diff changeset
   199
                    }
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diff changeset
   200
                }
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diff changeset
   201
            }
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diff changeset
   202
        }
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diff changeset
   203
        if (index == n) {
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
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   204
            SDL_SetError("Couldn't find matching render driver");
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
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diff changeset
   205
            return NULL;
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diff changeset
   206
        }
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
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diff changeset
   207
    } else {
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
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diff changeset
   208
        if (index >= SDL_GetNumRenderDrivers()) {
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
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diff changeset
   209
            SDL_SetError("index must be -1 or in the range of 0 - %d",
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
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diff changeset
   210
                         SDL_GetNumRenderDrivers() - 1);
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            return NULL;
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        }
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        /* Create a new renderer instance */
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        renderer = render_drivers[index]->CreateRenderer(window, flags);
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    }
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    if (renderer) {
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        renderer->magic = &renderer_magic;
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        renderer->window = window;
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6060
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        if (SDL_GetWindowFlags(window) & SDL_WINDOW_MINIMIZED) {
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            renderer->minimized = SDL_TRUE;
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        } else {
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            renderer->minimized = SDL_FALSE;
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        }
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   226
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        SDL_SetWindowData(window, SDL_WINDOWRENDERDATA, renderer);
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   228
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        SDL_RenderSetViewport(renderer, NULL);
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   230
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        SDL_AddEventWatch(SDL_RendererEventWatch, renderer);
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        SDL_LogInfo(SDL_LOG_CATEGORY_RENDER,
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                    "Created renderer: %s", renderer->info.name);
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   235
    }
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    return renderer;
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}
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   239
SDL_Renderer *
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SDL_CreateSoftwareRenderer(SDL_Surface * surface)
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{
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#if !SDL_RENDER_DISABLED
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    SDL_Renderer *renderer;
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    renderer = SW_CreateRendererForSurface(surface);
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   246
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   247
    if (renderer) {
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        renderer->magic = &renderer_magic;
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        SDL_RenderSetViewport(renderer, NULL);
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   251
    }
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    return renderer;
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#else
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    SDL_SetError("SDL not built with rendering support");
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    return NULL;
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   256
#endif /* !SDL_RENDER_DISABLED */
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   257
}
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   258
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   259
SDL_Renderer *
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SDL_GetRenderer(SDL_Window * window)
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   261
{
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   262
    return (SDL_Renderer *)SDL_GetWindowData(window, SDL_WINDOWRENDERDATA);
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   263
}
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   264
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int
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SDL_GetRendererInfo(SDL_Renderer * renderer, SDL_RendererInfo * info)
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{
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    CHECK_RENDERER_MAGIC(renderer, -1);
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   269
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   270
    *info = renderer->info;
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    return 0;
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   272
}
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   273
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   274
static SDL_bool
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   275
IsSupportedFormat(SDL_Renderer * renderer, Uint32 format)
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{
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   277
    Uint32 i;
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   278
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   279
    for (i = 0; i < renderer->info.num_texture_formats; ++i) {
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   280
        if (renderer->info.texture_formats[i] == format) {
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   281
            return SDL_TRUE;
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   282
        }
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   283
    }
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   284
    return SDL_FALSE;
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   285
}
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   286
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   287
static Uint32
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   288
GetClosestSupportedFormat(SDL_Renderer * renderer, Uint32 format)
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   289
{
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   290
    Uint32 i;
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   291
5268
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diff changeset
   292
    if (SDL_ISPIXELFORMAT_FOURCC(format)) {
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diff changeset
   293
        /* Look for an exact match */
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diff changeset
   294
        for (i = 0; i < renderer->info.num_texture_formats; ++i) {
c5a04f3c3908 Fixed a crash caused by the 1.2 code path getting a YV12 texture. :)
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diff changeset
   295
            if (renderer->info.texture_formats[i] == format) {
c5a04f3c3908 Fixed a crash caused by the 1.2 code path getting a YV12 texture. :)
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diff changeset
   296
                return renderer->info.texture_formats[i];
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diff changeset
   297
            }
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diff changeset
   298
        }
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diff changeset
   299
    } else {
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   300
        SDL_bool hasAlpha = SDL_ISPIXELFORMAT_ALPHA(format);
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diff changeset
   301
c5a04f3c3908 Fixed a crash caused by the 1.2 code path getting a YV12 texture. :)
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   302
        /* We just want to match the first format that has the same channels */
c5a04f3c3908 Fixed a crash caused by the 1.2 code path getting a YV12 texture. :)
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   303
        for (i = 0; i < renderer->info.num_texture_formats; ++i) {
5300
3f825465a14a Don't accidentally pick a YV12 format as the closest format.
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diff changeset
   304
            if (!SDL_ISPIXELFORMAT_FOURCC(renderer->info.texture_formats[i]) &&
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diff changeset
   305
                SDL_ISPIXELFORMAT_ALPHA(renderer->info.texture_formats[i]) == hasAlpha) {
5268
c5a04f3c3908 Fixed a crash caused by the 1.2 code path getting a YV12 texture. :)
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diff changeset
   306
                return renderer->info.texture_formats[i];
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diff changeset
   307
            }
5156
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diff changeset
   308
        }
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diff changeset
   309
    }
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   310
    return renderer->info.texture_formats[0];
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diff changeset
   311
}
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   312
5154
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SDL_Texture *
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   314
SDL_CreateTexture(SDL_Renderer * renderer, Uint32 format, int access, int w, int h)
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{
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   316
    SDL_Texture *texture;
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   317
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   318
    CHECK_RENDERER_MAGIC(renderer, NULL);
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   319
5413
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   320
    if (!format) {
64c0e474c459 If you pass in texture format 0, it'll use the first supported texture format.
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diff changeset
   321
        format = renderer->info.texture_formats[0];
64c0e474c459 If you pass in texture format 0, it'll use the first supported texture format.
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diff changeset
   322
    }
5156
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   323
    if (SDL_ISPIXELFORMAT_INDEXED(format)) {
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   324
        SDL_SetError("Palettized textures are not supported");
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   325
        return NULL;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   326
    }
5154
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   327
    if (w <= 0 || h <= 0) {
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   328
        SDL_SetError("Texture dimensions can't be 0");
5156
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   329
        return NULL;
5154
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   330
    }
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   331
    texture = (SDL_Texture *) SDL_calloc(1, sizeof(*texture));
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   332
    if (!texture) {
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   333
        SDL_OutOfMemory();
5156
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   334
        return NULL;
5154
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   335
    }
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   336
    texture->magic = &texture_magic;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   337
    texture->format = format;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   338
    texture->access = access;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   339
    texture->w = w;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   340
    texture->h = h;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   341
    texture->r = 255;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   342
    texture->g = 255;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   343
    texture->b = 255;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   344
    texture->a = 255;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   345
    texture->renderer = renderer;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   346
    texture->next = renderer->textures;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   347
    if (renderer->textures) {
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   348
        renderer->textures->prev = texture;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   349
    }
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   350
    renderer->textures = texture;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   351
5156
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   352
    if (IsSupportedFormat(renderer, format)) {
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   353
        if (renderer->CreateTexture(renderer, texture) < 0) {
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   354
            SDL_DestroyTexture(texture);
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   355
            return 0;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   356
        }
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   357
    } else {
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   358
        texture->native = SDL_CreateTexture(renderer,
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   359
                                GetClosestSupportedFormat(renderer, format),
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   360
                                access, w, h);
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   361
        if (!texture->native) {
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   362
            SDL_DestroyTexture(texture);
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   363
            return NULL;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   364
        }
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   365
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   366
        if (SDL_ISPIXELFORMAT_FOURCC(texture->format)) {
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   367
            texture->yuv = SDL_SW_CreateYUVTexture(format, w, h);
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   368
            if (!texture->yuv) {
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   369
                SDL_DestroyTexture(texture);
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   370
                return NULL;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   371
            }
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   372
        } else if (access == SDL_TEXTUREACCESS_STREAMING) {
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   373
            /* The pitch is 4 byte aligned */
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   374
            texture->pitch = (((w * SDL_BYTESPERPIXEL(format)) + 3) & ~3);
5342
d4b691de3b8f Zero streaming textures to reduce confusion.
Sam Lantinga <slouken@libsdl.org>
parents: 5333
diff changeset
   375
            texture->pixels = SDL_calloc(1, texture->pitch * h);
5156
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   376
            if (!texture->pixels) {
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   377
                SDL_DestroyTexture(texture);
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   378
                return NULL;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   379
            }
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   380
        }
5154
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   381
    }
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   382
    return texture;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   383
}
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   384
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   385
SDL_Texture *
5158
b3ccd1947786 Simplified and improved the process of creating a texture from a surface.
Sam Lantinga <slouken@libsdl.org>
parents: 5157
diff changeset
   386
SDL_CreateTextureFromSurface(SDL_Renderer * renderer, SDL_Surface * surface)
5154
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   387
{
5158
b3ccd1947786 Simplified and improved the process of creating a texture from a surface.
Sam Lantinga <slouken@libsdl.org>
parents: 5157
diff changeset
   388
    const SDL_PixelFormat *fmt;
b3ccd1947786 Simplified and improved the process of creating a texture from a surface.
Sam Lantinga <slouken@libsdl.org>
parents: 5157
diff changeset
   389
    SDL_bool needAlpha;
b3ccd1947786 Simplified and improved the process of creating a texture from a surface.
Sam Lantinga <slouken@libsdl.org>
parents: 5157
diff changeset
   390
    Uint32 i;
b3ccd1947786 Simplified and improved the process of creating a texture from a surface.
Sam Lantinga <slouken@libsdl.org>
parents: 5157
diff changeset
   391
    Uint32 format;
b3ccd1947786 Simplified and improved the process of creating a texture from a surface.
Sam Lantinga <slouken@libsdl.org>
parents: 5157
diff changeset
   392
    SDL_Texture *texture;
5154
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   393
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   394
    CHECK_RENDERER_MAGIC(renderer, NULL);
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   395
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   396
    if (!surface) {
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   397
        SDL_SetError("SDL_CreateTextureFromSurface() passed NULL surface");
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   398
        return NULL;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   399
    }
5158
b3ccd1947786 Simplified and improved the process of creating a texture from a surface.
Sam Lantinga <slouken@libsdl.org>
parents: 5157
diff changeset
   400
b3ccd1947786 Simplified and improved the process of creating a texture from a surface.
Sam Lantinga <slouken@libsdl.org>
parents: 5157
diff changeset
   401
    /* See what the best texture format is */
5154
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   402
    fmt = surface->format;
5158
b3ccd1947786 Simplified and improved the process of creating a texture from a surface.
Sam Lantinga <slouken@libsdl.org>
parents: 5157
diff changeset
   403
    if (fmt->Amask || SDL_GetColorKey(surface, NULL) == 0) {
b3ccd1947786 Simplified and improved the process of creating a texture from a surface.
Sam Lantinga <slouken@libsdl.org>
parents: 5157
diff changeset
   404
        needAlpha = SDL_TRUE;
5154
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   405
    } else {
5158
b3ccd1947786 Simplified and improved the process of creating a texture from a surface.
Sam Lantinga <slouken@libsdl.org>
parents: 5157
diff changeset
   406
        needAlpha = SDL_FALSE;
b3ccd1947786 Simplified and improved the process of creating a texture from a surface.
Sam Lantinga <slouken@libsdl.org>
parents: 5157
diff changeset
   407
    }
b3ccd1947786 Simplified and improved the process of creating a texture from a surface.
Sam Lantinga <slouken@libsdl.org>
parents: 5157
diff changeset
   408
    format = renderer->info.texture_formats[0];
b3ccd1947786 Simplified and improved the process of creating a texture from a surface.
Sam Lantinga <slouken@libsdl.org>
parents: 5157
diff changeset
   409
    for (i = 0; i < renderer->info.num_texture_formats; ++i) {
5268
c5a04f3c3908 Fixed a crash caused by the 1.2 code path getting a YV12 texture. :)
Sam Lantinga <slouken@libsdl.org>
parents: 5262
diff changeset
   410
        if (!SDL_ISPIXELFORMAT_FOURCC(renderer->info.texture_formats[i]) &&
c5a04f3c3908 Fixed a crash caused by the 1.2 code path getting a YV12 texture. :)
Sam Lantinga <slouken@libsdl.org>
parents: 5262
diff changeset
   411
            SDL_ISPIXELFORMAT_ALPHA(renderer->info.texture_formats[i]) == needAlpha) {
5158
b3ccd1947786 Simplified and improved the process of creating a texture from a surface.
Sam Lantinga <slouken@libsdl.org>
parents: 5157
diff changeset
   412
            format = renderer->info.texture_formats[i];
b3ccd1947786 Simplified and improved the process of creating a texture from a surface.
Sam Lantinga <slouken@libsdl.org>
parents: 5157
diff changeset
   413
            break;
5154
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   414
        }
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   415
    }
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   416
5158
b3ccd1947786 Simplified and improved the process of creating a texture from a surface.
Sam Lantinga <slouken@libsdl.org>
parents: 5157
diff changeset
   417
    texture = SDL_CreateTexture(renderer, format, SDL_TEXTUREACCESS_STATIC,
b3ccd1947786 Simplified and improved the process of creating a texture from a surface.
Sam Lantinga <slouken@libsdl.org>
parents: 5157
diff changeset
   418
                                surface->w, surface->h);
5154
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   419
    if (!texture) {
5158
b3ccd1947786 Simplified and improved the process of creating a texture from a surface.
Sam Lantinga <slouken@libsdl.org>
parents: 5157
diff changeset
   420
        return NULL;
5154
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   421
    }
5158
b3ccd1947786 Simplified and improved the process of creating a texture from a surface.
Sam Lantinga <slouken@libsdl.org>
parents: 5157
diff changeset
   422
5288
d4381f3b0d1e A few fixes:
Sam Lantinga <slouken@libsdl.org>
parents: 5270
diff changeset
   423
    if (format == surface->format->format) {
5154
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   424
        if (SDL_MUSTLOCK(surface)) {
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   425
            SDL_LockSurface(surface);
5158
b3ccd1947786 Simplified and improved the process of creating a texture from a surface.
Sam Lantinga <slouken@libsdl.org>
parents: 5157
diff changeset
   426
            SDL_UpdateTexture(texture, NULL, surface->pixels, surface->pitch);
5154
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   427
            SDL_UnlockSurface(surface);
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   428
        } else {
5158
b3ccd1947786 Simplified and improved the process of creating a texture from a surface.
Sam Lantinga <slouken@libsdl.org>
parents: 5157
diff changeset
   429
            SDL_UpdateTexture(texture, NULL, surface->pixels, surface->pitch);
5154
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   430
        }
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   431
    } else {
5297
1800dc39b74c Changed the concept of a render clip rect to a render viewport.
Sam Lantinga <slouken@libsdl.org>
parents: 5289
diff changeset
   432
        SDL_PixelFormat *dst_fmt;
5158
b3ccd1947786 Simplified and improved the process of creating a texture from a surface.
Sam Lantinga <slouken@libsdl.org>
parents: 5157
diff changeset
   433
        SDL_Surface *temp = NULL;
5154
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   434
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   435
        /* Set up a destination surface for the texture update */
5297
1800dc39b74c Changed the concept of a render clip rect to a render viewport.
Sam Lantinga <slouken@libsdl.org>
parents: 5289
diff changeset
   436
        dst_fmt = SDL_AllocFormat(format);
1800dc39b74c Changed the concept of a render clip rect to a render viewport.
Sam Lantinga <slouken@libsdl.org>
parents: 5289
diff changeset
   437
        temp = SDL_ConvertSurface(surface, dst_fmt, 0);
1800dc39b74c Changed the concept of a render clip rect to a render viewport.
Sam Lantinga <slouken@libsdl.org>
parents: 5289
diff changeset
   438
        SDL_FreeFormat(dst_fmt);
5158
b3ccd1947786 Simplified and improved the process of creating a texture from a surface.
Sam Lantinga <slouken@libsdl.org>
parents: 5157
diff changeset
   439
        if (temp) {
b3ccd1947786 Simplified and improved the process of creating a texture from a surface.
Sam Lantinga <slouken@libsdl.org>
parents: 5157
diff changeset
   440
            SDL_UpdateTexture(texture, NULL, temp->pixels, temp->pitch);
b3ccd1947786 Simplified and improved the process of creating a texture from a surface.
Sam Lantinga <slouken@libsdl.org>
parents: 5157
diff changeset
   441
            SDL_FreeSurface(temp);
b3ccd1947786 Simplified and improved the process of creating a texture from a surface.
Sam Lantinga <slouken@libsdl.org>
parents: 5157
diff changeset
   442
        } else {
5154
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   443
            SDL_DestroyTexture(texture);
5158
b3ccd1947786 Simplified and improved the process of creating a texture from a surface.
Sam Lantinga <slouken@libsdl.org>
parents: 5157
diff changeset
   444
            return NULL;
5154
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   445
        }
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   446
    }
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   447
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   448
    {
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   449
        Uint8 r, g, b, a;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   450
        SDL_BlendMode blendMode;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   451
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   452
        SDL_GetSurfaceColorMod(surface, &r, &g, &b);
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   453
        SDL_SetTextureColorMod(texture, r, g, b);
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   454
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   455
        SDL_GetSurfaceAlphaMod(surface, &a);
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   456
        SDL_SetTextureAlphaMod(texture, a);
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   457
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   458
        if (SDL_GetColorKey(surface, NULL) == 0) {
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   459
            /* We converted to a texture with alpha format */
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   460
            SDL_SetTextureBlendMode(texture, SDL_BLENDMODE_BLEND);
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   461
        } else {
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   462
            SDL_GetSurfaceBlendMode(surface, &blendMode);
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   463
            SDL_SetTextureBlendMode(texture, blendMode);
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   464
        }
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   465
    }
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   466
    return texture;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   467
}
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   468
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   469
int
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   470
SDL_QueryTexture(SDL_Texture * texture, Uint32 * format, int *access,
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   471
                 int *w, int *h)
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   472
{
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   473
    CHECK_TEXTURE_MAGIC(texture, -1);
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   474
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   475
    if (format) {
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   476
        *format = texture->format;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   477
    }
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   478
    if (access) {
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   479
        *access = texture->access;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   480
    }
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   481
    if (w) {
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   482
        *w = texture->w;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   483
    }
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   484
    if (h) {
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   485
        *h = texture->h;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   486
    }
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   487
    return 0;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   488
}
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   489
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   490
int
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   491
SDL_SetTextureColorMod(SDL_Texture * texture, Uint8 r, Uint8 g, Uint8 b)
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   492
{
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   493
    SDL_Renderer *renderer;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   494
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   495
    CHECK_TEXTURE_MAGIC(texture, -1);
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   496
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   497
    renderer = texture->renderer;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   498
    if (r < 255 || g < 255 || b < 255) {
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   499
        texture->modMode |= SDL_TEXTUREMODULATE_COLOR;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   500
    } else {
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   501
        texture->modMode &= ~SDL_TEXTUREMODULATE_COLOR;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   502
    }
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   503
    texture->r = r;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   504
    texture->g = g;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   505
    texture->b = b;
5156
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   506
    if (texture->native) {
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   507
        return SDL_SetTextureColorMod(texture->native, r, g, b);
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   508
    } else if (renderer->SetTextureColorMod) {
5154
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   509
        return renderer->SetTextureColorMod(renderer, texture);
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   510
    } else {
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   511
        return 0;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   512
    }
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   513
}
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   514
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   515
int
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   516
SDL_GetTextureColorMod(SDL_Texture * texture, Uint8 * r, Uint8 * g,
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   517
                       Uint8 * b)
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   518
{
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   519
    SDL_Renderer *renderer;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   520
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   521
    CHECK_TEXTURE_MAGIC(texture, -1);
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   522
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   523
    renderer = texture->renderer;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   524
    if (r) {
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   525
        *r = texture->r;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   526
    }
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   527
    if (g) {
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   528
        *g = texture->g;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   529
    }
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   530
    if (b) {
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   531
        *b = texture->b;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   532
    }
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   533
    return 0;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   534
}
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   535
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   536
int
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   537
SDL_SetTextureAlphaMod(SDL_Texture * texture, Uint8 alpha)
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   538
{
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   539
    SDL_Renderer *renderer;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   540
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   541
    CHECK_TEXTURE_MAGIC(texture, -1);
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   542
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   543
    renderer = texture->renderer;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   544
    if (alpha < 255) {
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   545
        texture->modMode |= SDL_TEXTUREMODULATE_ALPHA;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   546
    } else {
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   547
        texture->modMode &= ~SDL_TEXTUREMODULATE_ALPHA;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   548
    }
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   549
    texture->a = alpha;
5156
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   550
    if (texture->native) {
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   551
        return SDL_SetTextureAlphaMod(texture->native, alpha);
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   552
    } else if (renderer->SetTextureAlphaMod) {
5154
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   553
        return renderer->SetTextureAlphaMod(renderer, texture);
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   554
    } else {
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   555
        return 0;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   556
    }
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   557
}
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   558
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   559
int
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   560
SDL_GetTextureAlphaMod(SDL_Texture * texture, Uint8 * alpha)
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   561
{
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   562
    CHECK_TEXTURE_MAGIC(texture, -1);
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   563
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   564
    if (alpha) {
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   565
        *alpha = texture->a;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   566
    }
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   567
    return 0;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   568
}
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   569
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   570
int
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   571
SDL_SetTextureBlendMode(SDL_Texture * texture, SDL_BlendMode blendMode)
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   572
{
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   573
    SDL_Renderer *renderer;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   574
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   575
    CHECK_TEXTURE_MAGIC(texture, -1);
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   576
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   577
    renderer = texture->renderer;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   578
    texture->blendMode = blendMode;
5156
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   579
    if (texture->native) {
5180
4d098d286794 SDL_SetTextureBlendMode broken, caught by Kai Sterker - Thanks!
Sam Lantinga <slouken@libsdl.org>
parents: 5166
diff changeset
   580
        return SDL_SetTextureBlendMode(texture->native, blendMode);
5156
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   581
    } else if (renderer->SetTextureBlendMode) {
5154
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   582
        return renderer->SetTextureBlendMode(renderer, texture);
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   583
    } else {
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   584
        return 0;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   585
    }
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   586
}
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   587
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   588
int
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   589
SDL_GetTextureBlendMode(SDL_Texture * texture, SDL_BlendMode *blendMode)
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   590
{
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   591
    CHECK_TEXTURE_MAGIC(texture, -1);
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   592
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   593
    if (blendMode) {
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   594
        *blendMode = texture->blendMode;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   595
    }
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   596
    return 0;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   597
}
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   598
5156
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   599
static int
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   600
SDL_UpdateTextureYUV(SDL_Texture * texture, const SDL_Rect * rect,
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   601
                     const void *pixels, int pitch)
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   602
{
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   603
    SDL_Texture *native = texture->native;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   604
    SDL_Rect full_rect;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   605
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   606
    if (SDL_SW_UpdateYUVTexture(texture->yuv, rect, pixels, pitch) < 0) {
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   607
        return -1;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   608
    }
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   609
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   610
    full_rect.x = 0;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   611
    full_rect.y = 0;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   612
    full_rect.w = texture->w;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   613
    full_rect.h = texture->h;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   614
    rect = &full_rect;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   615
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   616
    if (texture->access == SDL_TEXTUREACCESS_STREAMING) {
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   617
        /* We can lock the texture and copy to it */
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   618
        void *native_pixels;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   619
        int native_pitch;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   620
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   621
        if (SDL_LockTexture(native, rect, &native_pixels, &native_pitch) < 0) {
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   622
            return -1;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   623
        }
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   624
        SDL_SW_CopyYUVToRGB(texture->yuv, rect, native->format,
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   625
                            rect->w, rect->h, native_pixels, native_pitch);
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   626
        SDL_UnlockTexture(native);
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   627
    } else {
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   628
        /* Use a temporary buffer for updating */
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   629
        void *temp_pixels;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   630
        int temp_pitch;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   631
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   632
        temp_pitch = (((rect->w * SDL_BYTESPERPIXEL(native->format)) + 3) & ~3);
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   633
        temp_pixels = SDL_malloc(rect->h * temp_pitch);
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   634
        if (!temp_pixels) {
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   635
            SDL_OutOfMemory();
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   636
            return -1;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   637
        }
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   638
        SDL_SW_CopyYUVToRGB(texture->yuv, rect, native->format,
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   639
                            rect->w, rect->h, temp_pixels, temp_pitch);
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   640
        SDL_UpdateTexture(native, rect, temp_pixels, temp_pitch);
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   641
        SDL_free(temp_pixels);
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   642
    }
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   643
    return 0;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   644
}
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   645
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   646
static int
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   647
SDL_UpdateTextureNative(SDL_Texture * texture, const SDL_Rect * rect,
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   648
                        const void *pixels, int pitch)
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   649
{
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   650
    SDL_Texture *native = texture->native;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   651
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   652
    if (texture->access == SDL_TEXTUREACCESS_STREAMING) {
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   653
        /* We can lock the texture and copy to it */
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   654
        void *native_pixels;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   655
        int native_pitch;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   656
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   657
        if (SDL_LockTexture(native, rect, &native_pixels, &native_pitch) < 0) {
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   658
            return -1;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   659
        }
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   660
        SDL_ConvertPixels(rect->w, rect->h,
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   661
                          texture->format, pixels, pitch,
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   662
                          native->format, native_pixels, native_pitch);
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   663
        SDL_UnlockTexture(native);
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   664
    } else {
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   665
        /* Use a temporary buffer for updating */
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   666
        void *temp_pixels;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   667
        int temp_pitch;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   668
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   669
        temp_pitch = (((rect->w * SDL_BYTESPERPIXEL(native->format)) + 3) & ~3);
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   670
        temp_pixels = SDL_malloc(rect->h * temp_pitch);
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   671
        if (!temp_pixels) {
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   672
            SDL_OutOfMemory();
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   673
            return -1;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   674
        }
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   675
        SDL_ConvertPixels(rect->w, rect->h,
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   676
                          texture->format, pixels, pitch,
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   677
                          native->format, temp_pixels, temp_pitch);
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   678
        SDL_UpdateTexture(native, rect, temp_pixels, temp_pitch);
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   679
        SDL_free(temp_pixels);
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   680
    }
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   681
    return 0;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   682
}
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   683
5154
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   684
int
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   685
SDL_UpdateTexture(SDL_Texture * texture, const SDL_Rect * rect,
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   686
                  const void *pixels, int pitch)
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   687
{
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   688
    SDL_Renderer *renderer;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   689
    SDL_Rect full_rect;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   690
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   691
    CHECK_TEXTURE_MAGIC(texture, -1);
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   692
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   693
    if (!rect) {
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   694
        full_rect.x = 0;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   695
        full_rect.y = 0;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   696
        full_rect.w = texture->w;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   697
        full_rect.h = texture->h;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   698
        rect = &full_rect;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   699
    }
5156
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   700
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   701
    if (texture->yuv) {
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   702
        return SDL_UpdateTextureYUV(texture, rect, pixels, pitch);
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   703
    } else if (texture->native) {
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   704
        return SDL_UpdateTextureNative(texture, rect, pixels, pitch);
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   705
    } else {
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   706
        renderer = texture->renderer;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   707
        return renderer->UpdateTexture(renderer, texture, rect, pixels, pitch);
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   708
    }
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   709
}
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   710
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   711
static int
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   712
SDL_LockTextureYUV(SDL_Texture * texture, const SDL_Rect * rect,
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   713
                   void **pixels, int *pitch)
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   714
{
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   715
    return SDL_SW_LockYUVTexture(texture->yuv, rect, pixels, pitch);
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   716
}
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   717
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   718
static int
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   719
SDL_LockTextureNative(SDL_Texture * texture, const SDL_Rect * rect,
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   720
                      void **pixels, int *pitch)
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   721
{
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   722
    texture->locked_rect = *rect;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   723
    *pixels = (void *) ((Uint8 *) texture->pixels +
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   724
                        rect->y * texture->pitch +
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   725
                        rect->x * SDL_BYTESPERPIXEL(texture->format));
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   726
    *pitch = texture->pitch;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   727
    return 0;
5154
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   728
}
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   729
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   730
int
5156
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   731
SDL_LockTexture(SDL_Texture * texture, const SDL_Rect * rect,
5154
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   732
                void **pixels, int *pitch)
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   733
{
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   734
    SDL_Renderer *renderer;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   735
    SDL_Rect full_rect;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   736
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   737
    CHECK_TEXTURE_MAGIC(texture, -1);
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   738
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   739
    if (texture->access != SDL_TEXTUREACCESS_STREAMING) {
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   740
        SDL_SetError("SDL_LockTexture(): texture must be streaming");
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   741
        return -1;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   742
    }
5156
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   743
5154
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   744
    if (!rect) {
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   745
        full_rect.x = 0;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   746
        full_rect.y = 0;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   747
        full_rect.w = texture->w;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   748
        full_rect.h = texture->h;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   749
        rect = &full_rect;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   750
    }
5156
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   751
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   752
    if (texture->yuv) {
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   753
        return SDL_LockTextureYUV(texture, rect, pixels, pitch);
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   754
    } else if (texture->native) {
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   755
        return SDL_LockTextureNative(texture, rect, pixels, pitch);
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   756
    } else {
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   757
        renderer = texture->renderer;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   758
        return renderer->LockTexture(renderer, texture, rect, pixels, pitch);
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   759
    }
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   760
}
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   761
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   762
static void
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   763
SDL_UnlockTextureYUV(SDL_Texture * texture)
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   764
{
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   765
    SDL_Texture *native = texture->native;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   766
    void *native_pixels;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   767
    int native_pitch;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   768
    SDL_Rect rect;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   769
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   770
    rect.x = 0;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   771
    rect.y = 0;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   772
    rect.w = texture->w;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   773
    rect.h = texture->h;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   774
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   775
    if (SDL_LockTexture(native, &rect, &native_pixels, &native_pitch) < 0) {
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   776
        return;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   777
    }
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   778
    SDL_SW_CopyYUVToRGB(texture->yuv, &rect, native->format,
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   779
                        rect.w, rect.h, native_pixels, native_pitch);
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   780
    SDL_UnlockTexture(native);
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   781
}
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   782
6044
35448a5ea044 Lots of fixes importing SDL source wholesale into a new iOS project
Sam Lantinga <slouken@libsdl.org>
parents: 5535
diff changeset
   783
static void
5156
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   784
SDL_UnlockTextureNative(SDL_Texture * texture)
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   785
{
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   786
    SDL_Texture *native = texture->native;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   787
    void *native_pixels;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   788
    int native_pitch;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   789
    const SDL_Rect *rect = &texture->locked_rect;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   790
    const void* pixels = (void *) ((Uint8 *) texture->pixels +
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   791
                        rect->y * texture->pitch +
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   792
                        rect->x * SDL_BYTESPERPIXEL(texture->format));
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   793
    int pitch = texture->pitch;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   794
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   795
    if (SDL_LockTexture(native, rect, &native_pixels, &native_pitch) < 0) {
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   796
        return;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   797
    }
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   798
    SDL_ConvertPixels(rect->w, rect->h,
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   799
                      texture->format, pixels, pitch,
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   800
                      native->format, native_pixels, native_pitch);
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   801
    SDL_UnlockTexture(native);
5154
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   802
}
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   803
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   804
void
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   805
SDL_UnlockTexture(SDL_Texture * texture)
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   806
{
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   807
    SDL_Renderer *renderer;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   808
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   809
    CHECK_TEXTURE_MAGIC(texture, );
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   810
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   811
    if (texture->access != SDL_TEXTUREACCESS_STREAMING) {
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   812
        return;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   813
    }
5156
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   814
    if (texture->yuv) {
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   815
        SDL_UnlockTextureYUV(texture);
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   816
    } else if (texture->native) {
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   817
        SDL_UnlockTextureNative(texture);
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   818
    } else {
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   819
        renderer = texture->renderer;
307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer.
Sam Lantinga <slouken@libsdl.org>
parents: 5154
diff changeset
   820
        renderer->UnlockTexture(renderer, texture);
5154
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   821
    }
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   822
}
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   823
6246
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   824
SDL_bool
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   825
SDL_RenderTargetSupported(SDL_Renderer *renderer)
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   826
{
6247
b6212690f78d Renamed SetTargetTexture() to SetRenderTarget()
Sam Lantinga <slouken@libsdl.org>
parents: 6246
diff changeset
   827
    if (!renderer || !renderer->SetRenderTarget) {
6246
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   828
        return SDL_FALSE;
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   829
    }
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   830
    return (renderer->info.flags & SDL_RENDERER_TARGETTEXTURE) != 0;
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   831
}
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   832
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   833
int
6247
b6212690f78d Renamed SetTargetTexture() to SetRenderTarget()
Sam Lantinga <slouken@libsdl.org>
parents: 6246
diff changeset
   834
SDL_SetRenderTarget(SDL_Renderer *renderer, SDL_Texture *texture)
6246
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   835
{
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   836
    SDL_Rect viewport;
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   837
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   838
    if (!SDL_RenderTargetSupported(renderer)) {
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   839
        SDL_Unsupported();
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   840
        return -1;
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   841
    }
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   842
    if (texture == renderer->target) {
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   843
        /* Nothing to do! */
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   844
        return 0;
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   845
    }
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   846
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   847
    /* texture == NULL is valid and means reset the target to the window */
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   848
    if (texture) {
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   849
        CHECK_TEXTURE_MAGIC(texture, -1);
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   850
        if (renderer != texture->renderer) {
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   851
            SDL_SetError("Texture was not created with this renderer");
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   852
            return -1;
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   853
        }
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   854
        if (!(texture->access & SDL_TEXTUREACCESS_TARGET)) {
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   855
            SDL_SetError("Texture not created with SDL_TEXTUREACCESS_TARGET");
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   856
            return -1;
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   857
        }
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   858
        if (texture->native) {
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   859
            /* Always render to the native texture */
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   860
            texture = texture->native;
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   861
        }
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   862
    }
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   863
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   864
    if (texture && !renderer->target) {
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   865
        /* Make a backup of the viewport */
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   866
        renderer->viewport_backup = renderer->viewport;
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   867
    }
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   868
    renderer->target = texture;
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   869
6247
b6212690f78d Renamed SetTargetTexture() to SetRenderTarget()
Sam Lantinga <slouken@libsdl.org>
parents: 6246
diff changeset
   870
    if (renderer->SetRenderTarget(renderer, texture) < 0) {
6246
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   871
        return -1;
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   872
    }
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   873
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   874
    if (texture) {
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   875
        viewport.x = 0;
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   876
        viewport.y = 0;
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   877
        viewport.w = texture->w;
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   878
        viewport.h = texture->h;
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   879
    } else {
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   880
        viewport = renderer->viewport_backup;
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   881
    }
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   882
    if (SDL_RenderSetViewport(renderer, &viewport) < 0) {
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   883
        return -1;
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   884
    }
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   885
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   886
    /* All set! */
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   887
    return 0;
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   888
}
c70ec935a4bb Reorganized the render target code, moving the viewport handling to the general code and adding software implementation.
Sam Lantinga <slouken@libsdl.org>
parents: 6237
diff changeset
   889
5297
1800dc39b74c Changed the concept of a render clip rect to a render viewport.
Sam Lantinga <slouken@libsdl.org>
parents: 5289
diff changeset
   890
int
1800dc39b74c Changed the concept of a render clip rect to a render viewport.
Sam Lantinga <slouken@libsdl.org>
parents: 5289
diff changeset
   891
SDL_RenderSetViewport(SDL_Renderer * renderer, const SDL_Rect * rect)
1800dc39b74c Changed the concept of a render clip rect to a render viewport.
Sam Lantinga <slouken@libsdl.org>
parents: 5289
diff changeset
   892
{
1800dc39b74c Changed the concept of a render clip rect to a render viewport.
Sam Lantinga <slouken@libsdl.org>
parents: 5289
diff changeset
   893
    CHECK_RENDERER_MAGIC(renderer, -1);
1800dc39b74c Changed the concept of a render clip rect to a render viewport.
Sam Lantinga <slouken@libsdl.org>
parents: 5289
diff changeset
   894
1800dc39b74c Changed the concept of a render clip rect to a render viewport.
Sam Lantinga <slouken@libsdl.org>
parents: 5289
diff changeset
   895
    if (rect) {
1800dc39b74c Changed the concept of a render clip rect to a render viewport.
Sam Lantinga <slouken@libsdl.org>
parents: 5289
diff changeset
   896
        renderer->viewport = *rect;
1800dc39b74c Changed the concept of a render clip rect to a render viewport.
Sam Lantinga <slouken@libsdl.org>
parents: 5289
diff changeset
   897
    } else {
1800dc39b74c Changed the concept of a render clip rect to a render viewport.
Sam Lantinga <slouken@libsdl.org>
parents: 5289
diff changeset
   898
        renderer->viewport.x = 0;
1800dc39b74c Changed the concept of a render clip rect to a render viewport.
Sam Lantinga <slouken@libsdl.org>
parents: 5289
diff changeset
   899
        renderer->viewport.y = 0;
1800dc39b74c Changed the concept of a render clip rect to a render viewport.
Sam Lantinga <slouken@libsdl.org>
parents: 5289
diff changeset
   900
        if (renderer->window) {
1800dc39b74c Changed the concept of a render clip rect to a render viewport.
Sam Lantinga <slouken@libsdl.org>
parents: 5289
diff changeset
   901
            SDL_GetWindowSize(renderer->window,
1800dc39b74c Changed the concept of a render clip rect to a render viewport.
Sam Lantinga <slouken@libsdl.org>
parents: 5289
diff changeset
   902
                              &renderer->viewport.w, &renderer->viewport.h);
1800dc39b74c Changed the concept of a render clip rect to a render viewport.
Sam Lantinga <slouken@libsdl.org>
parents: 5289
diff changeset
   903
        } else {
1800dc39b74c Changed the concept of a render clip rect to a render viewport.
Sam Lantinga <slouken@libsdl.org>
parents: 5289
diff changeset
   904
            /* This will be filled in by UpdateViewport() */
1800dc39b74c Changed the concept of a render clip rect to a render viewport.
Sam Lantinga <slouken@libsdl.org>
parents: 5289
diff changeset
   905
            renderer->viewport.w = 0;
1800dc39b74c Changed the concept of a render clip rect to a render viewport.
Sam Lantinga <slouken@libsdl.org>
parents: 5289
diff changeset
   906
            renderer->viewport.h = 0;
1800dc39b74c Changed the concept of a render clip rect to a render viewport.
Sam Lantinga <slouken@libsdl.org>
parents: 5289
diff changeset
   907
        }
1800dc39b74c Changed the concept of a render clip rect to a render viewport.
Sam Lantinga <slouken@libsdl.org>
parents: 5289
diff changeset
   908
    }
1800dc39b74c Changed the concept of a render clip rect to a render viewport.
Sam Lantinga <slouken@libsdl.org>
parents: 5289
diff changeset
   909
    return renderer->UpdateViewport(renderer);
1800dc39b74c Changed the concept of a render clip rect to a render viewport.
Sam Lantinga <slouken@libsdl.org>
parents: 5289
diff changeset
   910
}
1800dc39b74c Changed the concept of a render clip rect to a render viewport.
Sam Lantinga <slouken@libsdl.org>
parents: 5289
diff changeset
   911
5224
2178ffe17222 Added function SDL_RenderSetClipRect()
Sam Lantinga <slouken@libsdl.org>
parents: 5221
diff changeset
   912
void
5297
1800dc39b74c Changed the concept of a render clip rect to a render viewport.
Sam Lantinga <slouken@libsdl.org>
parents: 5289
diff changeset
   913
SDL_RenderGetViewport(SDL_Renderer * renderer, SDL_Rect * rect)
5224
2178ffe17222 Added function SDL_RenderSetClipRect()
Sam Lantinga <slouken@libsdl.org>
parents: 5221
diff changeset
   914
{
2178ffe17222 Added function SDL_RenderSetClipRect()
Sam Lantinga <slouken@libsdl.org>
parents: 5221
diff changeset
   915
    CHECK_RENDERER_MAGIC(renderer, );
2178ffe17222 Added function SDL_RenderSetClipRect()
Sam Lantinga <slouken@libsdl.org>
parents: 5221
diff changeset
   916
5297
1800dc39b74c Changed the concept of a render clip rect to a render viewport.
Sam Lantinga <slouken@libsdl.org>
parents: 5289
diff changeset
   917
    *rect = renderer->viewport;
5224
2178ffe17222 Added function SDL_RenderSetClipRect()
Sam Lantinga <slouken@libsdl.org>
parents: 5221
diff changeset
   918
}
2178ffe17222 Added function SDL_RenderSetClipRect()
Sam Lantinga <slouken@libsdl.org>
parents: 5221
diff changeset
   919
5154
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   920
int
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   921
SDL_SetRenderDrawColor(SDL_Renderer * renderer,
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   922
                       Uint8 r, Uint8 g, Uint8 b, Uint8 a)
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   923
{
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   924
    CHECK_RENDERER_MAGIC(renderer, -1);
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   925
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   926
    renderer->r = r;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   927
    renderer->g = g;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   928
    renderer->b = b;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   929
    renderer->a = a;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   930
    return 0;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   931
}
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   932
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   933
int
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   934
SDL_GetRenderDrawColor(SDL_Renderer * renderer,
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   935
                       Uint8 * r, Uint8 * g, Uint8 * b, Uint8 * a)
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   936
{
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   937
    CHECK_RENDERER_MAGIC(renderer, -1);
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   938
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   939
    if (r) {
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   940
        *r = renderer->r;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   941
    }
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   942
    if (g) {
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   943
        *g = renderer->g;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   944
    }
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   945
    if (b) {
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   946
        *b = renderer->b;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   947
    }
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   948
    if (a) {
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   949
        *a = renderer->a;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   950
    }
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   951
    return 0;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   952
}
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   953
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   954
int
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   955
SDL_SetRenderDrawBlendMode(SDL_Renderer * renderer, SDL_BlendMode blendMode)
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   956
{
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   957
    CHECK_RENDERER_MAGIC(renderer, -1);
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   958
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   959
    renderer->blendMode = blendMode;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   960
    return 0;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   961
}
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   962
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   963
int
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   964
SDL_GetRenderDrawBlendMode(SDL_Renderer * renderer, SDL_BlendMode *blendMode)
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   965
{
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   966
    CHECK_RENDERER_MAGIC(renderer, -1);
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   967
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   968
    *blendMode = renderer->blendMode;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   969
    return 0;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   970
}
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   971
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   972
int
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   973
SDL_RenderClear(SDL_Renderer * renderer)
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   974
{
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   975
    CHECK_RENDERER_MAGIC(renderer, -1);
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   976
6060
59d398ac031e Fixed SDL applications being killed immediately after being backgrounded, because they were trying to draw while minimized.
Sam Lantinga <slouken@libsdl.org>
parents: 6044
diff changeset
   977
    /* Don't draw while we're minimized */
59d398ac031e Fixed SDL applications being killed immediately after being backgrounded, because they were trying to draw while minimized.
Sam Lantinga <slouken@libsdl.org>
parents: 6044
diff changeset
   978
    if (renderer->minimized) {
59d398ac031e Fixed SDL applications being killed immediately after being backgrounded, because they were trying to draw while minimized.
Sam Lantinga <slouken@libsdl.org>
parents: 6044
diff changeset
   979
        return 0;
59d398ac031e Fixed SDL applications being killed immediately after being backgrounded, because they were trying to draw while minimized.
Sam Lantinga <slouken@libsdl.org>
parents: 6044
diff changeset
   980
    }
5154
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   981
    return renderer->RenderClear(renderer);
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   982
}
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   983
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   984
int
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   985
SDL_RenderDrawPoint(SDL_Renderer * renderer, int x, int y)
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   986
{
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   987
    SDL_Point point;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   988
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   989
    point.x = x;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   990
    point.y = y;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   991
    return SDL_RenderDrawPoints(renderer, &point, 1);
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   992
}
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   993
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   994
int
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   995
SDL_RenderDrawPoints(SDL_Renderer * renderer,
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   996
                     const SDL_Point * points, int count)
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   997
{
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   998
    CHECK_RENDERER_MAGIC(renderer, -1);
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   999
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1000
    if (!points) {
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1001
        SDL_SetError("SDL_RenderDrawPoints(): Passed NULL points");
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1002
        return -1;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1003
    }
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1004
    if (count < 1) {
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1005
        return 0;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1006
    }
6060
59d398ac031e Fixed SDL applications being killed immediately after being backgrounded, because they were trying to draw while minimized.
Sam Lantinga <slouken@libsdl.org>
parents: 6044
diff changeset
  1007
    /* Don't draw while we're minimized */
59d398ac031e Fixed SDL applications being killed immediately after being backgrounded, because they were trying to draw while minimized.
Sam Lantinga <slouken@libsdl.org>
parents: 6044
diff changeset
  1008
    if (renderer->minimized) {
59d398ac031e Fixed SDL applications being killed immediately after being backgrounded, because they were trying to draw while minimized.
Sam Lantinga <slouken@libsdl.org>
parents: 6044
diff changeset
  1009
        return 0;
59d398ac031e Fixed SDL applications being killed immediately after being backgrounded, because they were trying to draw while minimized.
Sam Lantinga <slouken@libsdl.org>
parents: 6044
diff changeset
  1010
    }
5154
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1011
    return renderer->RenderDrawPoints(renderer, points, count);
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1012
}
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1013
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1014
int
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1015
SDL_RenderDrawLine(SDL_Renderer * renderer, int x1, int y1, int x2, int y2)
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1016
{
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1017
    SDL_Point points[2];
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1018
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1019
    points[0].x = x1;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1020
    points[0].y = y1;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1021
    points[1].x = x2;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1022
    points[1].y = y2;
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1023
    return SDL_RenderDrawLines(renderer, points, 2);
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1024
}
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1025
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1026
int
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1027
SDL_RenderDrawLines(SDL_Renderer * renderer,
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1028
                    const SDL_Point * points, int count)
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1029
{
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the rest of the library and be expanded to an awesome 2D on 3D library.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
  1030
    CHECK_RENDERER_MAGIC(renderer, -1);
fb424691cfc7 Moved the rendering code out to a separate directory in the hope that it can someday be completely decoupled from the res