src/SDL_compat.c
author Sam Lantinga <slouken@libsdl.org>
Sun, 18 Jun 2006 07:31:45 +0000
branchSDL-1.3
changeset 1685 66267c6a0b12
parent 1684 c4aa1a2f48f1
child 1686 8d7fecceb9ef
permissions -rw-r--r--
Fixed YUV overlay crash
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/*
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    SDL - Simple DirectMedia Layer
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    Copyright (C) 1997-2006 Sam Lantinga
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    This library is free software; you can redistribute it and/or
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    modify it under the terms of the GNU Lesser General Public
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    License as published by the Free Software Foundation; either
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    version 2.1 of the License, or (at your option) any later version.
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    This library is distributed in the hope that it will be useful,
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    but WITHOUT ANY WARRANTY; without even the implied warranty of
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    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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    Lesser General Public License for more details.
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    You should have received a copy of the GNU Lesser General Public
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    License along with this library; if not, write to the Free Software
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    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
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    Sam Lantinga
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    slouken@libsdl.org
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*/
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#include "SDL_config.h"
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/* This file contains functions for backwards compatibility with SDL 1.2 */
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#include "SDL.h"
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#include "video/SDL_pixels_c.h"
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static SDL_WindowID SDL_VideoWindow;
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static SDL_TextureID SDL_VideoTexture;
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static SDL_Surface *SDL_VideoSurface;
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static SDL_Surface *SDL_ShadowSurface;
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static SDL_Surface *SDL_PublicSurface;
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static char *wm_title;
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char *
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SDL_AudioDriverName(char *namebuf, int maxlen)
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{
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    const char *name = SDL_GetCurrentAudioDriver();
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    if (name) {
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        SDL_strlcpy(namebuf, name, maxlen);
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        return namebuf;
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    }
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    return NULL;
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}
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char *
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SDL_VideoDriverName(char *namebuf, int maxlen)
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{
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    const char *name = SDL_GetCurrentVideoDriver();
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    if (name) {
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        SDL_strlcpy(namebuf, name, maxlen);
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        return namebuf;
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    }
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    return NULL;
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}
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const SDL_VideoInfo *
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SDL_GetVideoInfo(void)
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{
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    static SDL_VideoInfo info;
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    /* Memory leak, compatibility code, who cares? */
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    if (!info.vfmt && SDL_GetDesktopDisplayMode()) {
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        int bpp;
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        Uint32 Rmask, Gmask, Bmask, Amask;
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        SDL_PixelFormatEnumToMasks(SDL_GetDesktopDisplayMode()->format, &bpp,
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                                   &Rmask, &Gmask, &Bmask, &Amask);
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        info.vfmt = SDL_AllocFormat(bpp, Rmask, Gmask, Bmask, Amask);
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    }
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    return &info;
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}
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int
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SDL_VideoModeOK(int width, int height, int bpp, Uint32 flags)
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{
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    int i, actual_bpp = 0;
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    if (!SDL_GetVideoDevice()) {
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        return 0;
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    }
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    if (!(flags & SDL_FULLSCREEN)) {
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        return SDL_BITSPERPIXEL(SDL_GetDesktopDisplayMode()->format);
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    }
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    for (i = 0; i < SDL_GetNumDisplayModes(); ++i) {
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        const SDL_DisplayMode *mode = SDL_GetDisplayMode(i);
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        if (!mode->w || !mode->h || (width == mode->w && height == mode->h)) {
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            if (!mode->format) {
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                return bpp;
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            }
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            if (SDL_BITSPERPIXEL(mode->format) >= bpp) {
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                actual_bpp = SDL_BITSPERPIXEL(mode->format);
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            }
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        }
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    }
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    return actual_bpp;
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}
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SDL_Rect **
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SDL_ListModes(SDL_PixelFormat * format, Uint32 flags)
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{
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    int i, nmodes;
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    SDL_Rect **modes;
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    if (!SDL_GetVideoDevice()) {
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        return NULL;
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    }
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    if (!(flags & SDL_FULLSCREEN)) {
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        return (SDL_Rect **) (-1);
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    }
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    /* Memory leak, but this is a compatibility function, who cares? */
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    nmodes = 0;
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    for (i = 0; i < SDL_GetNumDisplayModes(); ++i) {
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        const SDL_DisplayMode *mode = SDL_GetDisplayMode(i);
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        if (!mode->w || !mode->h) {
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            return (SDL_Rect **) (-1);
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        }
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        if (SDL_BITSPERPIXEL(mode->format) != format->BitsPerPixel) {
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            continue;
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        }
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        if (nmodes > 0 && modes[nmodes - 1]->w == mode->w
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            && modes[nmodes - 1]->h == mode->h) {
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            continue;
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        }
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        modes = SDL_realloc(modes, (nmodes + 2) * sizeof(*modes));
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        if (!modes) {
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            return NULL;
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        }
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        modes[nmodes] = (SDL_Rect *) SDL_malloc(sizeof(SDL_Rect));
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        if (!modes[nmodes]) {
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            return NULL;
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        }
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        modes[nmodes]->x = 0;
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        modes[nmodes]->y = 0;
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        modes[nmodes]->w = mode->w;
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        modes[nmodes]->h = mode->h;
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        ++nmodes;
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    }
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    if (modes) {
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        modes[nmodes] = NULL;
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parents:
diff changeset
   149
    }
1fddae038bc8 Implemented many compatibility functions
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diff changeset
   150
    return modes;
1fddae038bc8 Implemented many compatibility functions
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parents:
diff changeset
   151
}
1fddae038bc8 Implemented many compatibility functions
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parents:
diff changeset
   152
1669
9857d21967bb The test programs compile again.
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diff changeset
   153
static int (*orig_eventfilter) (const SDL_Event * event);
9857d21967bb The test programs compile again.
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diff changeset
   154
9857d21967bb The test programs compile again.
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diff changeset
   155
static int
9857d21967bb The test programs compile again.
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diff changeset
   156
SDL_CompatEventFilter(const SDL_Event * event)
9857d21967bb The test programs compile again.
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diff changeset
   157
{
9857d21967bb The test programs compile again.
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diff changeset
   158
    SDL_Event fake;
9857d21967bb The test programs compile again.
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diff changeset
   159
9857d21967bb The test programs compile again.
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diff changeset
   160
    switch (event->type) {
9857d21967bb The test programs compile again.
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diff changeset
   161
    case SDL_WINDOWEVENT:
9857d21967bb The test programs compile again.
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parents: 1668
diff changeset
   162
        switch (event->window.event) {
9857d21967bb The test programs compile again.
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parents: 1668
diff changeset
   163
        case SDL_WINDOWEVENT_RESIZED:
9857d21967bb The test programs compile again.
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diff changeset
   164
            fake.type = SDL_VIDEORESIZE;
9857d21967bb The test programs compile again.
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parents: 1668
diff changeset
   165
            fake.resize.w = event->window.data1;
9857d21967bb The test programs compile again.
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parents: 1668
diff changeset
   166
            fake.resize.h = event->window.data2;
9857d21967bb The test programs compile again.
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parents: 1668
diff changeset
   167
            SDL_PushEvent(&fake);
9857d21967bb The test programs compile again.
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parents: 1668
diff changeset
   168
            break;
9857d21967bb The test programs compile again.
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parents: 1668
diff changeset
   169
        case SDL_WINDOWEVENT_MINIMIZED:
9857d21967bb The test programs compile again.
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diff changeset
   170
            fake.type = SDL_ACTIVEEVENT;
9857d21967bb The test programs compile again.
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diff changeset
   171
            fake.active.gain = 0;
9857d21967bb The test programs compile again.
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diff changeset
   172
            fake.active.state = SDL_APPACTIVE;
9857d21967bb The test programs compile again.
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parents: 1668
diff changeset
   173
            SDL_PushEvent(&fake);
9857d21967bb The test programs compile again.
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parents: 1668
diff changeset
   174
            break;
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   175
        case SDL_WINDOWEVENT_RESTORED:
9857d21967bb The test programs compile again.
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diff changeset
   176
            fake.type = SDL_ACTIVEEVENT;
9857d21967bb The test programs compile again.
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diff changeset
   177
            fake.active.gain = 1;
9857d21967bb The test programs compile again.
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diff changeset
   178
            fake.active.state = SDL_APPACTIVE;
9857d21967bb The test programs compile again.
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diff changeset
   179
            SDL_PushEvent(&fake);
9857d21967bb The test programs compile again.
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parents: 1668
diff changeset
   180
            break;
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   181
        case SDL_WINDOWEVENT_ENTER:
9857d21967bb The test programs compile again.
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diff changeset
   182
            fake.type = SDL_ACTIVEEVENT;
9857d21967bb The test programs compile again.
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parents: 1668
diff changeset
   183
            fake.active.gain = 1;
9857d21967bb The test programs compile again.
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parents: 1668
diff changeset
   184
            fake.active.state = SDL_APPMOUSEFOCUS;
9857d21967bb The test programs compile again.
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parents: 1668
diff changeset
   185
            SDL_PushEvent(&fake);
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   186
            break;
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   187
        case SDL_WINDOWEVENT_LEAVE:
9857d21967bb The test programs compile again.
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parents: 1668
diff changeset
   188
            fake.type = SDL_ACTIVEEVENT;
9857d21967bb The test programs compile again.
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parents: 1668
diff changeset
   189
            fake.active.gain = 0;
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   190
            fake.active.state = SDL_APPMOUSEFOCUS;
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   191
            SDL_PushEvent(&fake);
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   192
            break;
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   193
        case SDL_WINDOWEVENT_FOCUS_GAINED:
9857d21967bb The test programs compile again.
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diff changeset
   194
            fake.type = SDL_ACTIVEEVENT;
9857d21967bb The test programs compile again.
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parents: 1668
diff changeset
   195
            fake.active.gain = 1;
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   196
            fake.active.state = SDL_APPINPUTFOCUS;
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   197
            SDL_PushEvent(&fake);
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   198
            break;
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   199
        case SDL_WINDOWEVENT_FOCUS_LOST:
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   200
            fake.type = SDL_ACTIVEEVENT;
9857d21967bb The test programs compile again.
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parents: 1668
diff changeset
   201
            fake.active.gain = 1;
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   202
            fake.active.state = SDL_APPINPUTFOCUS;
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   203
            SDL_PushEvent(&fake);
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   204
            break;
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   205
        }
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   206
    }
1683
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   207
    if (orig_eventfilter) {
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   208
        return orig_eventfilter(event);
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   209
    } else {
396a35389351 Finished palettized display handling.
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parents: 1682
diff changeset
   210
        return 1;
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   211
    }
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   212
}
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   213
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   214
static int
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   215
SDL_VideoPaletteChanged(void *userdata, SDL_Palette * palette)
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   216
{
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   217
    if (userdata == SDL_ShadowSurface) {
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   218
        /* If the shadow palette changed, make the changes visible */
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   219
        if (!SDL_VideoSurface->format->palette) {
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   220
            SDL_UpdateRect(SDL_ShadowSurface, 0, 0, 0, 0);
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   221
        }
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   222
    }
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   223
    if (userdata == SDL_VideoSurface) {
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   224
        return SDL_SetDisplayPalette(palette->colors, 0, palette->ncolors);
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   225
    }
1669
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   226
}
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   227
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   228
SDL_Surface *
1668
4da1ee79c9af more tweaking indent options
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parents: 1667
diff changeset
   229
SDL_SetVideoMode(int width, int height, int bpp, Uint32 flags)
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   230
{
1669
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   231
    int (*filter) (const SDL_Event * event);
9857d21967bb The test programs compile again.
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diff changeset
   232
    const SDL_DisplayMode *desktop_mode;
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   233
    SDL_DisplayMode mode;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   234
    int i;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   235
    Uint32 window_flags;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   236
    Uint32 desktop_format;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   237
    Uint32 desired_format;
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
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parents: 1675
diff changeset
   238
    Uint32 texture_format;
1682
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   239
    Uint32 surface_flags;
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   240
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1667
diff changeset
   241
    if (!SDL_GetVideoDevice()) {
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1667
diff changeset
   242
        if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_NOPARACHUTE) < 0) {
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   243
            return NULL;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   244
        }
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   245
    }
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   246
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   247
    /* Destroy existing window */
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   248
    SDL_PublicSurface = NULL;
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   249
    if (SDL_ShadowSurface) {
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   250
        SDL_FreeSurface(SDL_ShadowSurface);
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   251
        SDL_ShadowSurface = NULL;
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   252
    }
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   253
    if (SDL_VideoSurface) {
1683
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   254
        SDL_DelPaletteWatch(SDL_VideoSurface->format->palette,
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   255
                            SDL_VideoPaletteChanged, NULL);
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   256
        SDL_FreeSurface(SDL_VideoSurface);
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   257
        SDL_VideoSurface = NULL;
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   258
    }
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   259
    SDL_DestroyWindow(SDL_VideoWindow);
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   260
1669
9857d21967bb The test programs compile again.
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parents: 1668
diff changeset
   261
    /* Set up the event filter */
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   262
    filter = SDL_GetEventFilter();
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   263
    if (filter != SDL_CompatEventFilter) {
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   264
        orig_eventfilter = filter;
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   265
    }
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   266
    SDL_SetEventFilter(SDL_CompatEventFilter);
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   267
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   268
    /* Create a new window */
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   269
    window_flags = SDL_WINDOW_SHOWN;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   270
    if (flags & SDL_FULLSCREEN) {
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   271
        window_flags |= SDL_WINDOW_FULLSCREEN;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   272
    }
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   273
    if (flags & SDL_OPENGL) {
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   274
        window_flags |= SDL_WINDOW_OPENGL;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   275
    }
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   276
    if (flags & SDL_RESIZABLE) {
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   277
        window_flags |= SDL_WINDOW_RESIZABLE;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   278
    }
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   279
    if (flags & SDL_NOFRAME) {
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   280
        window_flags |= SDL_WINDOW_BORDERLESS;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   281
    }
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   282
    SDL_VideoWindow =
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   283
        SDL_CreateWindow(wm_title, 0, 0, width, height, window_flags);
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   284
    if (!SDL_VideoWindow) {
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   285
        return NULL;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   286
    }
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   287
1682
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   288
    window_flags = SDL_GetWindowFlags(SDL_VideoWindow);
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   289
    surface_flags = SDL_SCREEN_SURFACE;
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   290
    if (window_flags & SDL_WINDOW_FULLSCREEN) {
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   291
        surface_flags |= SDL_FULLSCREEN;
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   292
    }
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   293
    if (window_flags & SDL_WINDOW_OPENGL) {
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   294
        surface_flags |= SDL_OPENGL;
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   295
    }
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   296
    if (window_flags & SDL_WINDOW_RESIZABLE) {
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   297
        surface_flags |= SDL_RESIZABLE;
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   298
    }
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   299
    if (window_flags & SDL_WINDOW_BORDERLESS) {
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   300
        surface_flags |= SDL_NOFRAME;
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   301
    }
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   302
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   303
    /* Set up the desired display mode */
1669
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   304
    desktop_mode = SDL_GetDesktopDisplayMode();
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   305
    desktop_format = desktop_mode->format;
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   306
    if (desktop_format && ((flags & SDL_ANYFORMAT)
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   307
                           || (bpp == SDL_BITSPERPIXEL(desktop_format)))) {
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   308
        desired_format = desktop_format;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   309
    } else {
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   310
        switch (bpp) {
1669
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   311
        case 0:
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   312
            if (desktop_format) {
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   313
                desired_format = desktop_format;
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   314
            } else {
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   315
                desired_format = SDL_PixelFormat_RGB888;
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   316
            }
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   317
            break;
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   318
        case 8:
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   319
            desired_format = SDL_PixelFormat_Index8;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   320
            break;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   321
        case 15:
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   322
            desired_format = SDL_PixelFormat_RGB555;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   323
            break;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   324
        case 16:
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   325
            desired_format = SDL_PixelFormat_RGB565;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   326
            break;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   327
        case 24:
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   328
            desired_format = SDL_PixelFormat_RGB24;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   329
            break;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   330
        case 32:
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   331
            desired_format = SDL_PixelFormat_RGB888;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   332
            break;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   333
        default:
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1667
diff changeset
   334
            SDL_SetError("Unsupported bpp in SDL_SetVideoMode()");
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   335
            return NULL;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   336
        }
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   337
    }
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   338
    mode.format = desired_format;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   339
    mode.w = width;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   340
    mode.h = height;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   341
    mode.refresh_rate = 0;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   342
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   343
    /* Set the desired display mode */
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   344
    if (flags & SDL_FULLSCREEN) {
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1667
diff changeset
   345
        if (!SDL_GetClosestDisplayMode(&mode, &mode)) {
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   346
            return NULL;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   347
        }
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   348
    } else {
1669
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   349
        if (desktop_format) {
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   350
            mode.format = desktop_format;
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   351
        }
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   352
        if (desktop_mode->w && desktop_mode->h) {
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   353
            mode.w = desktop_mode->w;
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   354
            mode.h = desktop_mode->h;
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   355
        }
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   356
        mode.refresh_rate = desktop_mode->refresh_rate;
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   357
    }
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1667
diff changeset
   358
    if (SDL_SetDisplayMode(&mode) < 0) {
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   359
        return NULL;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   360
    }
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   361
1682
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   362
    /* If we're in OpenGL mode, just create a stub surface and we're done! */
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   363
    if (flags & SDL_OPENGL) {
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   364
        SDL_VideoSurface =
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   365
            SDL_CreateRGBSurfaceFrom(NULL, width, height, bpp, 0, 0, 0, 0, 0);
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   366
        if (!SDL_VideoSurface) {
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   367
            return NULL;
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   368
        }
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   369
        SDL_VideoSurface->flags |= surface_flags;
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   370
        SDL_PublicSurface = SDL_VideoSurface;
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   371
        return SDL_PublicSurface;
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   372
    }
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   373
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   374
    /* Create a renderer for the window */
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   375
    if (SDL_CreateRenderer(SDL_VideoWindow, -1, 0) < 0) {
1670
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   376
        return NULL;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   377
    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   378
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   379
    /* Create a texture for the screen surface */
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   380
    SDL_VideoTexture =
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   381
        SDL_CreateTexture(desired_format, SDL_TextureAccess_Local, width,
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   382
                          height);
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   383
    if (!SDL_VideoTexture) {
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   384
        SDL_VideoTexture =
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   385
            SDL_CreateTexture(0, SDL_TextureAccess_Local, width, height);
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   386
    }
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   387
    if (!SDL_VideoTexture) {
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   388
        return NULL;
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   389
    }
1670
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   390
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   391
    /* Create the screen surface */
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   392
    SDL_VideoSurface = SDL_CreateRGBSurfaceFromTexture(SDL_VideoTexture);
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   393
    if (!SDL_VideoSurface) {
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   394
        return NULL;
1670
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   395
    }
1682
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   396
    SDL_VideoSurface->flags |= surface_flags;
1670
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   397
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   398
    /* Set a default screen palette */
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   399
    if (SDL_VideoSurface->format->palette) {
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   400
        SDL_VideoSurface->flags |= SDL_HWPALETTE;
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   401
        SDL_DitherColors(SDL_VideoSurface->format->palette->colors,
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   402
                         SDL_VideoSurface->format->BitsPerPixel);
1683
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   403
        SDL_AddPaletteWatch(SDL_VideoSurface->format->palette,
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   404
                            SDL_VideoPaletteChanged, NULL);
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   405
        SDL_SetPaletteColors(SDL_VideoSurface->format->palette,
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   406
                             SDL_VideoSurface->format->palette->colors, 0,
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   407
                             SDL_VideoSurface->format->palette->ncolors);
1670
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   408
    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   409
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   410
    /* Create a shadow surface if necessary */
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   411
    if (((bpp != SDL_VideoSurface->format->BitsPerPixel)
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   412
         && !(flags & SDL_ANYFORMAT))
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   413
        || ((SDL_VideoSurface->flags & SDL_HWSURFACE)
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   414
            && !(flags & SDL_HWSURFACE))) {
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   415
        if ((bpp == SDL_VideoSurface->format->BitsPerPixel)
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   416
            || (flags & SDL_ANYFORMAT)) {
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   417
            SDL_ShadowSurface =
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   418
                SDL_CreateRGBSurface(0, width, height,
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   419
                                     SDL_VideoSurface->format->BitsPerPixel,
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   420
                                     SDL_VideoSurface->format->Rmask,
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   421
                                     SDL_VideoSurface->format->Gmask,
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   422
                                     SDL_VideoSurface->format->Bmask,
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   423
                                     SDL_VideoSurface->format->Amask);
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   424
        } else {
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   425
            SDL_ShadowSurface =
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   426
                SDL_CreateRGBSurface(0, width, height, bpp, 0, 0, 0, 0);
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   427
        }
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   428
        if (!SDL_ShadowSurface) {
1670
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   429
            return NULL;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   430
        }
1682
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   431
        surface_flags &= ~SDL_SCREEN_SURFACE;
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   432
        surface_flags |= SDL_SHADOW_SURFACE;
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   433
        SDL_ShadowSurface->flags |= surface_flags;
1670
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   434
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   435
        /* 8-bit SDL_ShadowSurface surfaces report that they have exclusive palette */
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   436
        if (SDL_ShadowSurface->format->palette) {
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   437
            SDL_ShadowSurface->flags |= SDL_HWPALETTE;
1683
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   438
            if (SDL_VideoSurface->format->palette) {
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   439
                SDL_SetSurfacePalette(SDL_ShadowSurface,
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   440
                                      SDL_VideoSurface->format->palette);
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   441
            } else {
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   442
                SDL_DitherColors(SDL_ShadowSurface->format->palette->colors,
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   443
                                 SDL_ShadowSurface->format->BitsPerPixel);
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   444
            }
1670
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   445
        }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   446
    }
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   447
    SDL_PublicSurface =
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   448
        (SDL_ShadowSurface ? SDL_ShadowSurface : SDL_VideoSurface);
1670
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   449
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   450
    /* Clear the surface for display */
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   451
    SDL_FillRect(SDL_PublicSurface, NULL, 0);
1670
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   452
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   453
    /* We're finally done! */
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   454
    return SDL_PublicSurface;
1670
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   455
}
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   456
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   457
SDL_Surface *
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1667
diff changeset
   458
SDL_GetVideoSurface(void)
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   459
{
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   460
    return SDL_PublicSurface;
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   461
}
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   462
1670
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   463
SDL_Surface *
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   464
SDL_DisplayFormat(SDL_Surface * surface)
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   465
{
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   466
    Uint32 flags;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   467
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   468
    if (!SDL_PublicSurface) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   469
        SDL_SetError("No video mode has been set");
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   470
        return NULL;
1670
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   471
    }
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   472
1670
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   473
    /* Set the flags appropriate for copying to display surface */
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   474
    flags = SDL_SWSURFACE;
1670
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   475
#ifdef AUTORLE_DISPLAYFORMAT
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   476
    flags |= (surface->flags & (SDL_SRCCOLORKEY | SDL_SRCALPHA));
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   477
    flags |= SDL_RLEACCELOK;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   478
#else
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   479
    flags |=
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   480
        surface->flags & (SDL_SRCCOLORKEY | SDL_SRCALPHA | SDL_RLEACCELOK);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   481
#endif
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   482
    return SDL_ConvertSurface(surface, SDL_PublicSurface->format, flags);
1670
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   483
}
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   484
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   485
SDL_Surface *
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   486
SDL_DisplayFormatAlpha(SDL_Surface * surface)
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   487
{
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   488
    SDL_PixelFormat *vf;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   489
    SDL_PixelFormat *format;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   490
    SDL_Surface *converted;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   491
    Uint32 flags;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   492
    /* default to ARGB8888 */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   493
    Uint32 amask = 0xff000000;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   494
    Uint32 rmask = 0x00ff0000;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   495
    Uint32 gmask = 0x0000ff00;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   496
    Uint32 bmask = 0x000000ff;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   497
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   498
    if (!SDL_PublicSurface) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   499
        SDL_SetError("No video mode has been set");
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   500
        return NULL;
1670
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   501
    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   502
    vf = SDL_PublicSurface->format;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   503
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   504
    switch (vf->BytesPerPixel) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   505
    case 2:
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   506
        /* For XGY5[56]5, use, AXGY8888, where {X, Y} = {R, B}.
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   507
           For anything else (like ARGB4444) it doesn't matter
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   508
           since we have no special code for it anyway */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   509
        if ((vf->Rmask == 0x1f) &&
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   510
            (vf->Bmask == 0xf800 || vf->Bmask == 0x7c00)) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   511
            rmask = 0xff;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   512
            bmask = 0xff0000;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   513
        }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   514
        break;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   515
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   516
    case 3:
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   517
    case 4:
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   518
        /* Keep the video format, as long as the high 8 bits are
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   519
           unused or alpha */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   520
        if ((vf->Rmask == 0xff) && (vf->Bmask == 0xff0000)) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   521
            rmask = 0xff;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   522
            bmask = 0xff0000;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   523
        }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   524
        break;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   525
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   526
    default:
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   527
        /* We have no other optimised formats right now. When/if a new
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   528
           optimised alpha format is written, add the converter here */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   529
        break;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   530
    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   531
    format = SDL_AllocFormat(32, rmask, gmask, bmask, amask);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   532
    flags = SDL_PublicSurface->flags & SDL_HWSURFACE;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   533
    flags |= surface->flags & (SDL_SRCALPHA | SDL_RLEACCELOK);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   534
    converted = SDL_ConvertSurface(surface, format, flags);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   535
    SDL_FreeFormat(format);
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   536
    return converted;
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   537
}
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   538
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   539
int
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   540
SDL_Flip(SDL_Surface * screen)
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   541
{
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   542
    SDL_UpdateRect(screen, 0, 0, 0, 0);
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   543
    return 0;
1670
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   544
}
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   545
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   546
void
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   547
SDL_UpdateRect(SDL_Surface * screen, Sint32 x, Sint32 y, Uint32 w, Uint32 h)
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   548
{
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   549
    if (screen) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   550
        SDL_Rect rect;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   551
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   552
        /* Perform some checking */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   553
        if (w == 0)
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   554
            w = screen->w;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   555
        if (h == 0)
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   556
            h = screen->h;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   557
        if ((int) (x + w) > screen->w)
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   558
            return;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   559
        if ((int) (y + h) > screen->h)
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   560
            return;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   561
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   562
        /* Fill the rectangle */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   563
        rect.x = (Sint16) x;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   564
        rect.y = (Sint16) y;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   565
        rect.w = (Uint16) w;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   566
        rect.h = (Uint16) h;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   567
        SDL_UpdateRects(screen, 1, &rect);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   568
    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   569
}
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   570
void
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   571
SDL_UpdateRects(SDL_Surface * screen, int numrects, SDL_Rect * rects)
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   572
{
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   573
    int i;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   574
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   575
    if (screen == SDL_ShadowSurface) {
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   576
        for (i = 0; i < numrects; ++i) {
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   577
            SDL_LowerBlit(SDL_ShadowSurface, &rects[i], SDL_VideoSurface,
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   578
                          &rects[i]);
1670
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   579
        }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   580
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   581
        /* Fall through to video surface update */
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   582
        screen = SDL_VideoSurface;
1670
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   583
    }
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   584
    if (screen == SDL_VideoSurface) {
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   585
        for (i = 0; i < numrects; ++i) {
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   586
            SDL_RenderCopy(SDL_VideoTexture, &rects[i], &rects[i],
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   587
                           SDL_TextureBlendMode_None,
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   588
                           SDL_TextureScaleMode_None);
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   589
        }
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   590
        SDL_RenderPresent();
1670
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   591
    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   592
}
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   593
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   594
void
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1667
diff changeset
   595
SDL_WM_SetCaption(const char *title, const char *icon)
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   596
{
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   597
    if (wm_title) {
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1667
diff changeset
   598
        SDL_free(wm_title);
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   599
    } else {
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1667
diff changeset
   600
        wm_title = SDL_strdup(title);
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   601
    }
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   602
    SDL_SetWindowTitle(SDL_VideoWindow, wm_title);
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   603
}
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   604
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   605
void
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1667
diff changeset
   606
SDL_WM_GetCaption(char **title, char **icon)
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   607
{
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   608
    if (title) {
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   609
        *title = wm_title;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   610
    }
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   611
    if (icon) {
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   612
        *icon = "";
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   613
    }
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   614
}
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   615
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   616
void
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1667
diff changeset
   617
SDL_WM_SetIcon(SDL_Surface * icon, Uint8 * mask)
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   618
{
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   619
    /* FIXME */
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   620
}
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   621
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   622
int
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1667
diff changeset
   623
SDL_WM_IconifyWindow(void)
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   624
{
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   625
    SDL_MinimizeWindow(SDL_VideoWindow);
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   626
}
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   627
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   628
int
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1667
diff changeset
   629
SDL_WM_ToggleFullScreen(SDL_Surface * surface)
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   630
{
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   631
    return 0;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   632
}
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   633
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   634
SDL_GrabMode
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1667
diff changeset
   635
SDL_WM_GrabInput(SDL_GrabMode mode)
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   636
{
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   637
    if (mode != SDL_GRAB_QUERY) {
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   638
        SDL_SetWindowGrab(SDL_VideoWindow, mode);
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   639
    }
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   640
    return (SDL_GrabMode) SDL_GetWindowGrab(SDL_VideoWindow);
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   641
}
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   642
1680
9488fca10677 Dummy video driver works again in high color video modes. Yay!
Sam Lantinga <slouken@libsdl.org>
parents: 1678
diff changeset
   643
void
9488fca10677 Dummy video driver works again in high color video modes. Yay!
Sam Lantinga <slouken@libsdl.org>
parents: 1678
diff changeset
   644
SDL_WarpMouse(Uint16 x, Uint16 y)
9488fca10677 Dummy video driver works again in high color video modes. Yay!
Sam Lantinga <slouken@libsdl.org>
parents: 1678
diff changeset
   645
{
9488fca10677 Dummy video driver works again in high color video modes. Yay!
Sam Lantinga <slouken@libsdl.org>
parents: 1678
diff changeset
   646
    SDL_WarpMouseInWindow(SDL_VideoWindow, x, y);
9488fca10677 Dummy video driver works again in high color video modes. Yay!
Sam Lantinga <slouken@libsdl.org>
parents: 1678
diff changeset
   647
}
9488fca10677 Dummy video driver works again in high color video modes. Yay!
Sam Lantinga <slouken@libsdl.org>
parents: 1678
diff changeset
   648
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   649
Uint8
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1667
diff changeset
   650
SDL_GetAppState(void)
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   651
{
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   652
    Uint8 state = 0;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   653
    Uint32 flags = 0;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   654
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   655
    flags = SDL_GetWindowFlags(SDL_VideoWindow);
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   656
    if ((flags & SDL_WINDOW_SHOWN) && !(flags & SDL_WINDOW_MINIMIZED)) {
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   657
        state |= SDL_APPACTIVE;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   658
    }
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   659
    if (flags & SDL_WINDOW_KEYBOARD_FOCUS) {
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   660
        state |= SDL_APPINPUTFOCUS;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   661
    }
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   662
    if (flags & SDL_WINDOW_MOUSE_FOCUS) {
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   663
        state |= SDL_APPMOUSEFOCUS;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   664
    }
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   665
    return state;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   666
}
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   668
const SDL_version *
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1667
diff changeset
   669
SDL_Linked_Version(void)
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   670
{
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   671
    static SDL_version version;
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1667
diff changeset
   672
    SDL_VERSION(&version);
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   673
    return &version;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   674
}
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   675
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   676
int
1682
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   677
SDL_SetPalette(SDL_Surface * surface, int flags, const SDL_Color * colors,
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1667
diff changeset
   678
               int firstcolor, int ncolors)
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   679
{
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1667
diff changeset
   680
    SDL_SetColors(surface, colors, firstcolor, ncolors);
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   681
}
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   682
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   683
int
1683
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   684
SDL_SetColors(SDL_Surface * surface, const SDL_Color * colors, int firstcolor,
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   685
              int ncolors)
1670
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   686
{
1683
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   687
    if (SDL_SetPaletteColors
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   688
        (surface->format->palette, colors, firstcolor, ncolors) == 0) {
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   689
        return 1;
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   690
    } else {
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   691
        return 0;
1670
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   692
    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   693
}
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   694
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   695
int
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1667
diff changeset
   696
SDL_GetWMInfo(SDL_SysWMinfo * info)
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   697
{
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   698
    return SDL_GetWindowWMInfo(SDL_VideoWindow, info);
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   699
}
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   700
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   701
#if 0
1670
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   702
void
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   703
SDL_MoveCursor(int x, int y)
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   704
{
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   705
    SDL_VideoDevice *_this = SDL_GetVideoDevice();
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   706
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   707
    /* Erase and update the current mouse position */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   708
    if (SHOULD_DRAWCURSOR(SDL_cursorstate)) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   709
        /* Erase and redraw mouse cursor in new position */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   710
        SDL_LockCursor();
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   711
        SDL_EraseCursor(SDL_VideoSurface);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   712
        SDL_cursor->area.x = (x - SDL_cursor->hot_x);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   713
        SDL_cursor->area.y = (y - SDL_cursor->hot_y);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   714
        SDL_DrawCursor(SDL_VideoSurface);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   715
        SDL_UnlockCursor();
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   716
    } else if (_this->MoveWMCursor) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   717
        _this->MoveWMCursor(_this, x, y);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   718
    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   719
}
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   720
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   721
/* Keep track of the current cursor colors */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   722
static int palette_changed = 1;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   723
static Uint8 pixels8[2];
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   724
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   725
void
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   726
SDL_CursorPaletteChanged(void)
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   727
{
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   728
    palette_changed = 1;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   729
}
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   730
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   731
void
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   732
SDL_MouseRect(SDL_Rect * area)
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   733
{
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   734
    SDL_VideoDevice *_this = SDL_GetVideoDevice();
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   735
    int clip_diff;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   736
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   737
    *area = SDL_cursor->area;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   738
    if (area->x < 0) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   739
        area->w += area->x;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   740
        area->x = 0;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   741
    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   742
    if (area->y < 0) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   743
        area->h += area->y;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   744
        area->y = 0;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   745
    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   746
    clip_diff = (area->x + area->w) - SDL_VideoSurface->w;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   747
    if (clip_diff > 0) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   748
        area->w = area->w < clip_diff ? 0 : area->w - clip_diff;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   749
    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   750
    clip_diff = (area->y + area->h) - SDL_VideoSurface->h;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   751
    if (clip_diff > 0) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   752
        area->h = area->h < clip_diff ? 0 : area->h - clip_diff;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   753
    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   754
}
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   755
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   756
static void
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   757
SDL_DrawCursorFast(SDL_Surface * screen, SDL_Rect * area)
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   758
{
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   759
    const Uint32 pixels[2] = { 0xFFFFFFFF, 0x00000000 };
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   760
    int i, w, h;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   761
    Uint8 *data, datab;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   762
    Uint8 *mask, maskb;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   763
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   764
    data = SDL_cursor->data + area->y * SDL_cursor->area.w / 8;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   765
    mask = SDL_cursor->mask + area->y * SDL_cursor->area.w / 8;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   766
    switch (screen->format->BytesPerPixel) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   767
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   768
    case 1:
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   769
        {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   770
            Uint8 *dst;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   771
            int dstskip;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   772
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   773
            if (palette_changed) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   774
                pixels8[0] =
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   775
                    (Uint8) SDL_MapRGB(screen->format, 255, 255, 255);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   776
                pixels8[1] = (Uint8) SDL_MapRGB(screen->format, 0, 0, 0);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   777
                palette_changed = 0;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   778
            }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   779
            dst = (Uint8 *) screen->pixels +
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   780
                (SDL_cursor->area.y + area->y) * screen->pitch +
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   781
                SDL_cursor->area.x;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   782
            dstskip = screen->pitch - area->w;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   783
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   784
            for (h = area->h; h; h--) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   785
                for (w = area->w / 8; w; w--) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   786
                    maskb = *mask++;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   787
                    datab = *data++;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   788
                    for (i = 0; i < 8; ++i) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   789
                        if (maskb & 0x80) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   790
                            *dst = pixels8[datab >> 7];
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   791
                        }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   792
                        maskb <<= 1;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   793
                        datab <<= 1;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   794
                        dst++;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   795
                    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   796
                }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   797
                dst += dstskip;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   798
            }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   799
        }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   800
        break;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   801
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   802
    case 2:
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   803
        {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   804
            Uint16 *dst;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   805
            int dstskip;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   806
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   807
            dst = (Uint16 *) screen->pixels +
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   808
                (SDL_cursor->area.y + area->y) * screen->pitch / 2 +
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   809
                SDL_cursor->area.x;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   810
            dstskip = (screen->pitch / 2) - area->w;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   811
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   812
            for (h = area->h; h; h--) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   813
                for (w = area->w / 8; w; w--) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   814
                    maskb = *mask++;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   815
                    datab = *data++;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   816
                    for (i = 0; i < 8; ++i) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   817
                        if (maskb & 0x80) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   818
                            *dst = (Uint16) pixels[datab >> 7];
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   819
                        }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   820
                        maskb <<= 1;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   821
                        datab <<= 1;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   822
                        dst++;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   823
                    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   824
                }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   825
                dst += dstskip;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   826
            }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   827
        }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   828
        break;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   829
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   830
    case 3:
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   831
        {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   832
            Uint8 *dst;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   833
            int dstskip;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   834
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   835
            dst = (Uint8 *) screen->pixels +
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   836
                (SDL_cursor->area.y + area->y) * screen->pitch +
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   837
                SDL_cursor->area.x * 3;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   838
            dstskip = screen->pitch - area->w * 3;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   839
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   840
            for (h = area->h; h; h--) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   841
                for (w = area->w / 8; w; w--) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   842
                    maskb = *mask++;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   843
                    datab = *data++;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   844
                    for (i = 0; i < 8; ++i) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   845
                        if (maskb & 0x80) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   846
                            SDL_memset(dst, pixels[datab >> 7], 3);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   847
                        }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   848
                        maskb <<= 1;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   849
                        datab <<= 1;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   850
                        dst += 3;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   851
                    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   852
                }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   853
                dst += dstskip;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   854
            }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   855
        }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   856
        break;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   857
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   858
    case 4:
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   859
        {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   860
            Uint32 *dst;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   861
            int dstskip;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   862
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   863
            dst = (Uint32 *) screen->pixels +
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   864
                (SDL_cursor->area.y + area->y) * screen->pitch / 4 +
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   865
                SDL_cursor->area.x;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   866
            dstskip = (screen->pitch / 4) - area->w;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   867
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   868
            for (h = area->h; h; h--) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   869
                for (w = area->w / 8; w; w--) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   870
                    maskb = *mask++;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   871
                    datab = *data++;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   872
                    for (i = 0; i < 8; ++i) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   873
                        if (maskb & 0x80) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   874
                            *dst = pixels[datab >> 7];
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   875
                        }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   876
                        maskb <<= 1;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   877
                        datab <<= 1;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   878
                        dst++;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   879
                    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   880
                }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   881
                dst += dstskip;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   882
            }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   883
        }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   884
        break;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   885
    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   886
}
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   887
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   888
static void
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   889
SDL_DrawCursorSlow(SDL_Surface * screen, SDL_Rect * area)
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   890
{
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   891
    const Uint32 pixels[2] = { 0xFFFFFF, 0x000000 };
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   892
    int h;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   893
    int x, minx, maxx;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   894
    Uint8 *data, datab = 0;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   895
    Uint8 *mask, maskb = 0;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   896
    Uint8 *dst;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   897
    int dstbpp, dstskip;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   898
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   899
    data = SDL_cursor->data + area->y * SDL_cursor->area.w / 8;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   900
    mask = SDL_cursor->mask + area->y * SDL_cursor->area.w / 8;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   901
    dstbpp = screen->format->BytesPerPixel;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   902
    dst = (Uint8 *) screen->pixels +
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   903
        (SDL_cursor->area.y + area->y) * screen->pitch +
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   904
        SDL_cursor->area.x * dstbpp;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   905
    dstskip = screen->pitch - SDL_cursor->area.w * dstbpp;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   906
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   907
    minx = area->x;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   908
    maxx = area->x + area->w;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   909
    if (screen->format->BytesPerPixel == 1) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   910
        if (palette_changed) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   911
            pixels8[0] = (Uint8) SDL_MapRGB(screen->format, 255, 255, 255);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   912
            pixels8[1] = (Uint8) SDL_MapRGB(screen->format, 0, 0, 0);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   913
            palette_changed = 0;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   914
        }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   915
        for (h = area->h; h; h--) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   916
            for (x = 0; x < SDL_cursor->area.w; ++x) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   917
                if ((x % 8) == 0) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   918
                    maskb = *mask++;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   919
                    datab = *data++;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   920
                }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   921
                if ((x >= minx) && (x < maxx)) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   922
                    if (maskb & 0x80) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   923
                        SDL_memset(dst, pixels8[datab >> 7], dstbpp);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   924
                    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   925
                }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   926
                maskb <<= 1;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   927
                datab <<= 1;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   928
                dst += dstbpp;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   929
            }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   930
            dst += dstskip;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   931
        }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   932
    } else {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   933
        for (h = area->h; h; h--) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   934
            for (x = 0; x < SDL_cursor->area.w; ++x) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   935
                if ((x % 8) == 0) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   936
                    maskb = *mask++;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   937
                    datab = *data++;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   938
                }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   939
                if ((x >= minx) && (x < maxx)) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   940
                    if (maskb & 0x80) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   941
                        SDL_memset(dst, pixels[datab >> 7], dstbpp);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   942
                    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   943
                }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   944
                maskb <<= 1;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   945
                datab <<= 1;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   946
                dst += dstbpp;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   947
            }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   948
            dst += dstskip;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   949
        }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   950
    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   951
}
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   952
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   953
/* This handles the ugly work of converting the saved cursor background from
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   954
   the pixel format of the shadow surface to that of the video surface.
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   955
   This is only necessary when blitting from a shadow surface of a different
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   956
   pixel format than the video surface, and using a software rendered cursor.
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   957
*/
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   958
static void
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   959
SDL_ConvertCursorSave(SDL_Surface * screen, int w, int h)
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   960
{
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   961
    SDL_VideoDevice *_this = SDL_GetVideoDevice();
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   962
    SDL_BlitInfo info;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   963
    SDL_loblit RunBlit;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   964
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   965
    /* Make sure we can steal the blit mapping */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   966
    if (screen->map->dst != SDL_VideoSurface) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   967
        return;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   968
    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   969
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   970
    /* Set up the blit information */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   971
    info.s_pixels = SDL_cursor->save[1];
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   972
    info.s_width = w;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   973
    info.s_height = h;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   974
    info.s_skip = 0;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   975
    info.d_pixels = SDL_cursor->save[0];
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   976
    info.d_width = w;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   977
    info.d_height = h;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   978
    info.d_skip = 0;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   979
    info.aux_data = screen->map->sw_data->aux_data;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   980
    info.src = screen->format;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   981
    info.table = screen->map->table;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   982
    info.dst = SDL_VideoSurface->format;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   983
    RunBlit = screen->map->sw_data->blit;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   984
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   985
    /* Run the actual software blit */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   986
    RunBlit(&info);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   987
}
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   988
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   989
void
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   990
SDL_DrawCursorNoLock(SDL_Surface * screen)
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   991
{
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   992
    SDL_VideoDevice *_this = SDL_GetVideoDevice();
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   993
    SDL_Rect area;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   994
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   995
    /* Get the mouse rectangle, clipped to the screen */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   996
    SDL_MouseRect(&area);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   997
    if ((area.w == 0) || (area.h == 0)) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   998
        return;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   999
    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1000
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1001
    /* Copy mouse background */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1002
    {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1003
        int w, h, screenbpp;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1004
        Uint8 *src, *dst;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1005
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1006
        /* Set up the copy pointers */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1007
        screenbpp = screen->format->BytesPerPixel;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1008
        if ((screen == SDL_VideoSurface) ||
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1009
            FORMAT_EQUAL(screen->format, SDL_VideoSurface->format)) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1010
            dst = SDL_cursor->save[0];
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1011
        } else {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1012
            dst = SDL_cursor->save[1];
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1013
        }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1014
        src = (Uint8 *) screen->pixels + area.y * screen->pitch +
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1015
            area.x * screenbpp;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1016
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1017
        /* Perform the copy */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1018
        w = area.w * screenbpp;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1019
        h = area.h;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1020
        while (h--) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1021
            SDL_memcpy(dst, src, w);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1022
            dst += w;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1023
            src += screen->pitch;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1024
        }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1025
    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1026
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1027
    /* Draw the mouse cursor */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1028
    area.x -= SDL_cursor->area.x;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1029
    area.y -= SDL_cursor->area.y;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1030
    if ((area.x == 0) && (area.w == SDL_cursor->area.w)) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1031
        SDL_DrawCursorFast(screen, &area);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1032
    } else {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1033
        SDL_DrawCursorSlow(screen, &area);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1034
    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1035
}
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1036
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1037
void
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1038
SDL_DrawCursor(SDL_Surface * screen)
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1039
{
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1040
    /* Lock the screen if necessary */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1041
    if (screen == NULL) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1042
        return;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1043
    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1044
    if (SDL_MUSTLOCK(screen)) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1045
        if (SDL_LockSurface(screen) < 0) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1046
            return;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1047
        }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1048
    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1049
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1050
    SDL_DrawCursorNoLock(screen);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1051
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1052
    /* Unlock the screen and update if necessary */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1053
    if (SDL_MUSTLOCK(screen)) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1054
        SDL_UnlockSurface(screen);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1055
    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1056
    if ((screen->flags & SDL_SCREEN_SURFACE) &&
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1057
        !(screen->flags & SDL_HWSURFACE)) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1058
        SDL_VideoDevice *_this = SDL_GetVideoDevice();
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1059
        SDL_Window *window;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1060
        SDL_Rect area;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1061
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1062
        window = SDL_GetWindowFromSurface(screen);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1063
        if (!window) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1064
            return;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1065
        }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1066
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1067
        SDL_MouseRect(&area);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1068
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1069
        if (_this->UpdateWindowSurface) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1070
            _this->UpdateWindowSurface(_this, window, 1, &area);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1071
        }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1072
    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1073
}
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1074
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1075
void
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1076
SDL_EraseCursorNoLock(SDL_Surface * screen)
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1077
{
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1078
    SDL_VideoDevice *_this = SDL_GetVideoDevice();
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1079
    SDL_Window *window;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1080
    SDL_Rect area;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1081
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1082
    /* Get the window associated with the surface */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1083
    window = SDL_GetWindowFromSurface(screen);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1084
    if (!window || !window->surface) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1085
        return;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1086
    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1087
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1088
    /* Get the mouse rectangle, clipped to the screen */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1089
    SDL_MouseRect(&area);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1090
    if ((area.w == 0) || (area.h == 0)) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1091
        return;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1092
    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1093
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1094
    /* Copy mouse background */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1095
    {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1096
        int w, h, screenbpp;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1097
        Uint8 *src, *dst;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1098
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1099
        /* Set up the copy pointers */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1100
        screenbpp = screen->format->BytesPerPixel;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1101
        if ((screen->flags & SDL_SCREEN_SURFACE) ||
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1102
            FORMAT_EQUAL(screen->format, window->surface->format)) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1103
            src = SDL_cursor->save[0];
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1104
        } else {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1105
            src = SDL_cursor->save[1];
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1106
        }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1107
        dst = (Uint8 *) screen->pixels + area.y * screen->pitch +
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1108
            area.x * screenbpp;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1109
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1110
        /* Perform the copy */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1111
        w = area.w * screenbpp;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1112
        h = area.h;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1113
        while (h--) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1114
            SDL_memcpy(dst, src, w);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1115
            src += w;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1116
            dst += screen->pitch;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1117
        }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1118
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1119
        /* Perform pixel conversion on cursor background */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1120
        if (src > SDL_cursor->save[1]) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1121
            SDL_ConvertCursorSave(screen, area.w, area.h);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1122
        }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1123
    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1124
}
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1125
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1126
void
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1127
SDL_EraseCursor(SDL_Surface * screen)
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1128
{
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1129
    /* Lock the screen if necessary */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1130
    if (screen == NULL) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1131
        return;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1132
    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1133
    if (SDL_MUSTLOCK(screen)) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1134
        if (SDL_LockSurface(screen) < 0) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1135
            return;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1136
        }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1137
    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1138
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1139
    SDL_EraseCursorNoLock(screen);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1140
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff