src/SDL_compat.c
author Sam Lantinga <slouken@libsdl.org>
Tue, 20 Jun 2006 05:40:57 +0000
branchSDL-1.3
changeset 1691 c901fd2a42da
parent 1687 d36048e8e302
child 1712 931d111e737a
permissions -rw-r--r--
I think this fixes bug #244
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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;
1fddae038bc8 Implemented many compatibility functions
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parents:
diff changeset
   149
    }
1fddae038bc8 Implemented many compatibility functions
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parents:
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
1686
8d7fecceb9ef Added the unicode keysym memory again for backwards compatibility.
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diff changeset
   153
static int (*orig_eventfilter) (SDL_Event * event);
1669
9857d21967bb The test programs compile again.
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diff changeset
   154
9857d21967bb The test programs compile again.
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parents: 1668
diff changeset
   155
static int
1686
8d7fecceb9ef Added the unicode keysym memory again for backwards compatibility.
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diff changeset
   156
SDL_CompatEventFilter(SDL_Event * event)
1669
9857d21967bb The test programs compile again.
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diff changeset
   157
{
9857d21967bb The test programs compile again.
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parents: 1668
diff changeset
   158
    SDL_Event fake;
9857d21967bb The test programs compile again.
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parents: 1668
diff changeset
   159
9857d21967bb The test programs compile again.
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parents: 1668
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.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   164
            fake.type = SDL_VIDEORESIZE;
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   165
            fake.resize.w = event->window.data1;
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
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.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   168
            break;
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   169
        case SDL_WINDOWEVENT_MINIMIZED:
9857d21967bb The test programs compile again.
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parents: 1668
diff changeset
   170
            fake.type = SDL_ACTIVEEVENT;
9857d21967bb The test programs compile again.
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parents: 1668
diff changeset
   171
            fake.active.gain = 0;
9857d21967bb The test programs compile again.
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parents: 1668
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.
Sam Lantinga <slouken@libsdl.org>
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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parents: 1668
diff changeset
   176
            fake.type = SDL_ACTIVEEVENT;
9857d21967bb The test programs compile again.
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parents: 1668
diff changeset
   177
            fake.active.gain = 1;
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   178
            fake.active.state = SDL_APPACTIVE;
9857d21967bb The test programs compile again.
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parents: 1668
diff changeset
   179
            SDL_PushEvent(&fake);
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
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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parents: 1668
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.
Sam Lantinga <slouken@libsdl.org>
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.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   188
            fake.type = SDL_ACTIVEEVENT;
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
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.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   194
            fake.type = SDL_ACTIVEEVENT;
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
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.
Sam Lantinga <slouken@libsdl.org>
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
        }
1686
8d7fecceb9ef Added the unicode keysym memory again for backwards compatibility.
Sam Lantinga <slouken@libsdl.org>
parents: 1685
diff changeset
   206
    case SDL_KEYDOWN:
8d7fecceb9ef Added the unicode keysym memory again for backwards compatibility.
Sam Lantinga <slouken@libsdl.org>
parents: 1685
diff changeset
   207
    case SDL_KEYUP:
8d7fecceb9ef Added the unicode keysym memory again for backwards compatibility.
Sam Lantinga <slouken@libsdl.org>
parents: 1685
diff changeset
   208
        {
8d7fecceb9ef Added the unicode keysym memory again for backwards compatibility.
Sam Lantinga <slouken@libsdl.org>
parents: 1685
diff changeset
   209
            Uint32 unicode = 0;
8d7fecceb9ef Added the unicode keysym memory again for backwards compatibility.
Sam Lantinga <slouken@libsdl.org>
parents: 1685
diff changeset
   210
            if (event->key.type == SDL_KEYDOWN && event->key.keysym.sym < 256) {
1687
d36048e8e302 This trick only works for English
Sam Lantinga <slouken@libsdl.org>
parents: 1686
diff changeset
   211
                unicode = event->key.keysym.sym;
1691
c901fd2a42da I think this fixes bug #244
Sam Lantinga <slouken@libsdl.org>
parents: 1687
diff changeset
   212
                if (unicode >= 'a' && unicode <= 'z') {
1687
d36048e8e302 This trick only works for English
Sam Lantinga <slouken@libsdl.org>
parents: 1686
diff changeset
   213
                    int shifted = !!(event->key.keysym.mod & KMOD_SHIFT);
d36048e8e302 This trick only works for English
Sam Lantinga <slouken@libsdl.org>
parents: 1686
diff changeset
   214
                    int capslock = !!(event->key.keysym.mod & KMOD_CAPS);
d36048e8e302 This trick only works for English
Sam Lantinga <slouken@libsdl.org>
parents: 1686
diff changeset
   215
                    if ((shifted ^ capslock) != 0) {
d36048e8e302 This trick only works for English
Sam Lantinga <slouken@libsdl.org>
parents: 1686
diff changeset
   216
                        unicode = SDL_toupper(unicode);
d36048e8e302 This trick only works for English
Sam Lantinga <slouken@libsdl.org>
parents: 1686
diff changeset
   217
                    }
1686
8d7fecceb9ef Added the unicode keysym memory again for backwards compatibility.
Sam Lantinga <slouken@libsdl.org>
parents: 1685
diff changeset
   218
                }
8d7fecceb9ef Added the unicode keysym memory again for backwards compatibility.
Sam Lantinga <slouken@libsdl.org>
parents: 1685
diff changeset
   219
            }
8d7fecceb9ef Added the unicode keysym memory again for backwards compatibility.
Sam Lantinga <slouken@libsdl.org>
parents: 1685
diff changeset
   220
            if (unicode) {
8d7fecceb9ef Added the unicode keysym memory again for backwards compatibility.
Sam Lantinga <slouken@libsdl.org>
parents: 1685
diff changeset
   221
                event->key.keysym.unicode = unicode;
8d7fecceb9ef Added the unicode keysym memory again for backwards compatibility.
Sam Lantinga <slouken@libsdl.org>
parents: 1685
diff changeset
   222
            }
8d7fecceb9ef Added the unicode keysym memory again for backwards compatibility.
Sam Lantinga <slouken@libsdl.org>
parents: 1685
diff changeset
   223
            break;
8d7fecceb9ef Added the unicode keysym memory again for backwards compatibility.
Sam Lantinga <slouken@libsdl.org>
parents: 1685
diff changeset
   224
        }
1669
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   225
    }
1683
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   226
    if (orig_eventfilter) {
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   227
        return orig_eventfilter(event);
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   228
    } else {
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   229
        return 1;
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   230
    }
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   231
}
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   232
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   233
static int
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   234
SDL_VideoPaletteChanged(void *userdata, SDL_Palette * palette)
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   235
{
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   236
    if (userdata == SDL_ShadowSurface) {
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   237
        /* If the shadow palette changed, make the changes visible */
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   238
        if (!SDL_VideoSurface->format->palette) {
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   239
            SDL_UpdateRect(SDL_ShadowSurface, 0, 0, 0, 0);
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   240
        }
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   241
    }
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   242
    if (userdata == SDL_VideoSurface) {
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   243
        return SDL_SetDisplayPalette(palette->colors, 0, palette->ncolors);
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   244
    }
1669
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   245
}
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   246
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   247
SDL_Surface *
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1667
diff changeset
   248
SDL_SetVideoMode(int width, int height, int bpp, Uint32 flags)
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   249
{
1686
8d7fecceb9ef Added the unicode keysym memory again for backwards compatibility.
Sam Lantinga <slouken@libsdl.org>
parents: 1685
diff changeset
   250
    int (*filter) (SDL_Event * event);
1669
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   251
    const SDL_DisplayMode *desktop_mode;
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   252
    SDL_DisplayMode mode;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   253
    int i;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   254
    Uint32 window_flags;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   255
    Uint32 desktop_format;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   256
    Uint32 desired_format;
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   257
    Uint32 texture_format;
1682
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   258
    Uint32 surface_flags;
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   259
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1667
diff changeset
   260
    if (!SDL_GetVideoDevice()) {
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1667
diff changeset
   261
        if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_NOPARACHUTE) < 0) {
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   262
            return NULL;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   263
        }
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   264
    }
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   265
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   266
    /* Destroy existing window */
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   267
    SDL_PublicSurface = NULL;
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   268
    if (SDL_ShadowSurface) {
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   269
        SDL_FreeSurface(SDL_ShadowSurface);
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   270
        SDL_ShadowSurface = NULL;
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   271
    }
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   272
    if (SDL_VideoSurface) {
1683
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   273
        SDL_DelPaletteWatch(SDL_VideoSurface->format->palette,
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   274
                            SDL_VideoPaletteChanged, NULL);
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   275
        SDL_FreeSurface(SDL_VideoSurface);
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   276
        SDL_VideoSurface = NULL;
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   277
    }
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   278
    SDL_DestroyWindow(SDL_VideoWindow);
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   279
1669
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   280
    /* Set up the event filter */
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   281
    filter = SDL_GetEventFilter();
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   282
    if (filter != SDL_CompatEventFilter) {
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   283
        orig_eventfilter = filter;
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   284
    }
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   285
    SDL_SetEventFilter(SDL_CompatEventFilter);
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   286
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   287
    /* Create a new window */
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   288
    window_flags = SDL_WINDOW_SHOWN;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   289
    if (flags & SDL_FULLSCREEN) {
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   290
        window_flags |= SDL_WINDOW_FULLSCREEN;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   291
    }
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   292
    if (flags & SDL_OPENGL) {
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   293
        window_flags |= SDL_WINDOW_OPENGL;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   294
    }
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   295
    if (flags & SDL_RESIZABLE) {
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   296
        window_flags |= SDL_WINDOW_RESIZABLE;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   297
    }
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   298
    if (flags & SDL_NOFRAME) {
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   299
        window_flags |= SDL_WINDOW_BORDERLESS;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   300
    }
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   301
    SDL_VideoWindow =
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   302
        SDL_CreateWindow(wm_title, 0, 0, width, height, window_flags);
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   303
    if (!SDL_VideoWindow) {
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   304
        return NULL;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   305
    }
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   306
1682
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   307
    window_flags = SDL_GetWindowFlags(SDL_VideoWindow);
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   308
    surface_flags = SDL_SCREEN_SURFACE;
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   309
    if (window_flags & SDL_WINDOW_FULLSCREEN) {
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   310
        surface_flags |= SDL_FULLSCREEN;
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   311
    }
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   312
    if (window_flags & SDL_WINDOW_OPENGL) {
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   313
        surface_flags |= SDL_OPENGL;
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   314
    }
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   315
    if (window_flags & SDL_WINDOW_RESIZABLE) {
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   316
        surface_flags |= SDL_RESIZABLE;
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   317
    }
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   318
    if (window_flags & SDL_WINDOW_BORDERLESS) {
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   319
        surface_flags |= SDL_NOFRAME;
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   320
    }
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   321
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   322
    /* Set up the desired display mode */
1669
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   323
    desktop_mode = SDL_GetDesktopDisplayMode();
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   324
    desktop_format = desktop_mode->format;
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   325
    if (desktop_format && ((flags & SDL_ANYFORMAT)
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   326
                           || (bpp == SDL_BITSPERPIXEL(desktop_format)))) {
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   327
        desired_format = desktop_format;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   328
    } else {
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   329
        switch (bpp) {
1669
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   330
        case 0:
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   331
            if (desktop_format) {
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   332
                desired_format = desktop_format;
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   333
            } else {
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   334
                desired_format = SDL_PixelFormat_RGB888;
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   335
            }
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   336
            break;
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   337
        case 8:
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   338
            desired_format = SDL_PixelFormat_Index8;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   339
            break;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   340
        case 15:
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   341
            desired_format = SDL_PixelFormat_RGB555;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   342
            break;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   343
        case 16:
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   344
            desired_format = SDL_PixelFormat_RGB565;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   345
            break;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   346
        case 24:
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   347
            desired_format = SDL_PixelFormat_RGB24;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   348
            break;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   349
        case 32:
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   350
            desired_format = SDL_PixelFormat_RGB888;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   351
            break;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   352
        default:
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1667
diff changeset
   353
            SDL_SetError("Unsupported bpp in SDL_SetVideoMode()");
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   354
            return NULL;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   355
        }
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   356
    }
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   357
    mode.format = desired_format;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   358
    mode.w = width;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   359
    mode.h = height;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   360
    mode.refresh_rate = 0;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   361
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   362
    /* Set the desired display mode */
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   363
    if (flags & SDL_FULLSCREEN) {
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1667
diff changeset
   364
        if (!SDL_GetClosestDisplayMode(&mode, &mode)) {
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   365
            return NULL;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   366
        }
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   367
    } else {
1669
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   368
        if (desktop_format) {
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   369
            mode.format = desktop_format;
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   370
        }
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   371
        if (desktop_mode->w && desktop_mode->h) {
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   372
            mode.w = desktop_mode->w;
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   373
            mode.h = desktop_mode->h;
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   374
        }
9857d21967bb The test programs compile again.
Sam Lantinga <slouken@libsdl.org>
parents: 1668
diff changeset
   375
        mode.refresh_rate = desktop_mode->refresh_rate;
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   376
    }
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1667
diff changeset
   377
    if (SDL_SetDisplayMode(&mode) < 0) {
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   378
        return NULL;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   379
    }
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   380
1682
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   381
    /* 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
   382
    if (flags & SDL_OPENGL) {
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   383
        SDL_VideoSurface =
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   384
            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
   385
        if (!SDL_VideoSurface) {
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   386
            return NULL;
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   387
        }
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   388
        SDL_VideoSurface->flags |= surface_flags;
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   389
        SDL_PublicSurface = SDL_VideoSurface;
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   390
        return SDL_PublicSurface;
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   391
    }
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   392
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   393
    /* Create a renderer for the window */
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   394
    if (SDL_CreateRenderer(SDL_VideoWindow, -1, 0) < 0) {
1670
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   395
        return NULL;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   396
    }
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
    /* Create a texture for the screen surface */
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   399
    SDL_VideoTexture =
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   400
        SDL_CreateTexture(desired_format, SDL_TextureAccess_Local, width,
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   401
                          height);
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   402
    if (!SDL_VideoTexture) {
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   403
        SDL_VideoTexture =
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   404
            SDL_CreateTexture(0, SDL_TextureAccess_Local, width, height);
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   405
    }
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   406
    if (!SDL_VideoTexture) {
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   407
        return NULL;
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   408
    }
1670
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   409
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   410
    /* Create the screen surface */
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   411
    SDL_VideoSurface = SDL_CreateRGBSurfaceFromTexture(SDL_VideoTexture);
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   412
    if (!SDL_VideoSurface) {
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   413
        return NULL;
1670
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   414
    }
1682
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   415
    SDL_VideoSurface->flags |= surface_flags;
1670
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   416
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   417
    /* Set a default screen palette */
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   418
    if (SDL_VideoSurface->format->palette) {
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   419
        SDL_VideoSurface->flags |= SDL_HWPALETTE;
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   420
        SDL_DitherColors(SDL_VideoSurface->format->palette->colors,
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   421
                         SDL_VideoSurface->format->BitsPerPixel);
1683
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   422
        SDL_AddPaletteWatch(SDL_VideoSurface->format->palette,
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   423
                            SDL_VideoPaletteChanged, NULL);
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   424
        SDL_SetPaletteColors(SDL_VideoSurface->format->palette,
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   425
                             SDL_VideoSurface->format->palette->colors, 0,
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   426
                             SDL_VideoSurface->format->palette->ncolors);
1670
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   427
    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   428
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   429
    /* Create a shadow surface if necessary */
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   430
    if (((bpp != SDL_VideoSurface->format->BitsPerPixel)
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   431
         && !(flags & SDL_ANYFORMAT))
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   432
        || ((SDL_VideoSurface->flags & SDL_HWSURFACE)
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   433
            && !(flags & SDL_HWSURFACE))) {
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   434
        if ((bpp == SDL_VideoSurface->format->BitsPerPixel)
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   435
            || (flags & SDL_ANYFORMAT)) {
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   436
            SDL_ShadowSurface =
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   437
                SDL_CreateRGBSurface(0, width, height,
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   438
                                     SDL_VideoSurface->format->BitsPerPixel,
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   439
                                     SDL_VideoSurface->format->Rmask,
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   440
                                     SDL_VideoSurface->format->Gmask,
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   441
                                     SDL_VideoSurface->format->Bmask,
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   442
                                     SDL_VideoSurface->format->Amask);
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   443
        } else {
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   444
            SDL_ShadowSurface =
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   445
                SDL_CreateRGBSurface(0, width, height, bpp, 0, 0, 0, 0);
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   446
        }
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   447
        if (!SDL_ShadowSurface) {
1670
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   448
            return NULL;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   449
        }
1682
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   450
        surface_flags &= ~SDL_SCREEN_SURFACE;
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   451
        surface_flags |= SDL_SHADOW_SURFACE;
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   452
        SDL_ShadowSurface->flags |= surface_flags;
1670
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   453
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   454
        /* 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
   455
        if (SDL_ShadowSurface->format->palette) {
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   456
            SDL_ShadowSurface->flags |= SDL_HWPALETTE;
1683
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   457
            if (SDL_VideoSurface->format->palette) {
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   458
                SDL_SetSurfacePalette(SDL_ShadowSurface,
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   459
                                      SDL_VideoSurface->format->palette);
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   460
            } else {
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   461
                SDL_DitherColors(SDL_ShadowSurface->format->palette->colors,
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   462
                                 SDL_ShadowSurface->format->BitsPerPixel);
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   463
            }
1670
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   464
        }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   465
    }
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   466
    SDL_PublicSurface =
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   467
        (SDL_ShadowSurface ? SDL_ShadowSurface : SDL_VideoSurface);
1670
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   468
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   469
    /* Clear the surface for display */
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   470
    SDL_FillRect(SDL_PublicSurface, NULL, 0);
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
    /* We're finally done! */
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   473
    return SDL_PublicSurface;
1670
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   474
}
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   475
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   476
SDL_Surface *
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1667
diff changeset
   477
SDL_GetVideoSurface(void)
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   478
{
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   479
    return SDL_PublicSurface;
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   480
}
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   481
1670
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   482
SDL_Surface *
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   483
SDL_DisplayFormat(SDL_Surface * surface)
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
    Uint32 flags;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   486
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   487
    if (!SDL_PublicSurface) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   488
        SDL_SetError("No video mode has been set");
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   489
        return NULL;
1670
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   490
    }
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   491
1670
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   492
    /* Set the flags appropriate for copying to display surface */
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   493
    flags = SDL_SWSURFACE;
1670
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   494
#ifdef AUTORLE_DISPLAYFORMAT
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   495
    flags |= (surface->flags & (SDL_SRCCOLORKEY | SDL_SRCALPHA));
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   496
    flags |= SDL_RLEACCELOK;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   497
#else
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   498
    flags |=
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   499
        surface->flags & (SDL_SRCCOLORKEY | SDL_SRCALPHA | SDL_RLEACCELOK);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   500
#endif
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   501
    return SDL_ConvertSurface(surface, SDL_PublicSurface->format, flags);
1670
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   502
}
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
SDL_Surface *
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   505
SDL_DisplayFormatAlpha(SDL_Surface * surface)
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   506
{
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   507
    SDL_PixelFormat *vf;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   508
    SDL_PixelFormat *format;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   509
    SDL_Surface *converted;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   510
    Uint32 flags;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   511
    /* default to ARGB8888 */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   512
    Uint32 amask = 0xff000000;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   513
    Uint32 rmask = 0x00ff0000;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   514
    Uint32 gmask = 0x0000ff00;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   515
    Uint32 bmask = 0x000000ff;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   516
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   517
    if (!SDL_PublicSurface) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   518
        SDL_SetError("No video mode has been set");
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   519
        return NULL;
1670
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   520
    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   521
    vf = SDL_PublicSurface->format;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   522
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   523
    switch (vf->BytesPerPixel) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   524
    case 2:
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   525
        /* For XGY5[56]5, use, AXGY8888, where {X, Y} = {R, B}.
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   526
           For anything else (like ARGB4444) it doesn't matter
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   527
           since we have no special code for it anyway */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   528
        if ((vf->Rmask == 0x1f) &&
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   529
            (vf->Bmask == 0xf800 || vf->Bmask == 0x7c00)) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   530
            rmask = 0xff;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   531
            bmask = 0xff0000;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   532
        }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   533
        break;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   534
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   535
    case 3:
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   536
    case 4:
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   537
        /* 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
   538
           unused or alpha */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   539
        if ((vf->Rmask == 0xff) && (vf->Bmask == 0xff0000)) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   540
            rmask = 0xff;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   541
            bmask = 0xff0000;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   542
        }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   543
        break;
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
    default:
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   546
        /* 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
   547
           optimised alpha format is written, add the converter here */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   548
        break;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   549
    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   550
    format = SDL_AllocFormat(32, rmask, gmask, bmask, amask);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   551
    flags = SDL_PublicSurface->flags & SDL_HWSURFACE;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   552
    flags |= surface->flags & (SDL_SRCALPHA | SDL_RLEACCELOK);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   553
    converted = SDL_ConvertSurface(surface, format, flags);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   554
    SDL_FreeFormat(format);
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   555
    return converted;
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   556
}
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   557
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   558
int
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   559
SDL_Flip(SDL_Surface * screen)
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   560
{
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   561
    SDL_UpdateRect(screen, 0, 0, 0, 0);
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   562
    return 0;
1670
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   563
}
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   564
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   565
void
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   566
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
   567
{
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   568
    if (screen) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   569
        SDL_Rect rect;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   570
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   571
        /* Perform some checking */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   572
        if (w == 0)
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   573
            w = screen->w;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   574
        if (h == 0)
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   575
            h = screen->h;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   576
        if ((int) (x + w) > screen->w)
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   577
            return;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   578
        if ((int) (y + h) > screen->h)
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   579
            return;
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
        /* Fill the rectangle */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   582
        rect.x = (Sint16) x;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   583
        rect.y = (Sint16) y;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   584
        rect.w = (Uint16) w;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   585
        rect.h = (Uint16) h;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   586
        SDL_UpdateRects(screen, 1, &rect);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   587
    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   588
}
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   589
void
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   590
SDL_UpdateRects(SDL_Surface * screen, int numrects, SDL_Rect * rects)
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
    int i;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   593
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   594
    if (screen == SDL_ShadowSurface) {
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   595
        for (i = 0; i < numrects; ++i) {
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   596
            SDL_LowerBlit(SDL_ShadowSurface, &rects[i], SDL_VideoSurface,
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   597
                          &rects[i]);
1670
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   598
        }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   599
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   600
        /* Fall through to video surface update */
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   601
        screen = SDL_VideoSurface;
1670
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   602
    }
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   603
    if (screen == SDL_VideoSurface) {
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   604
        for (i = 0; i < numrects; ++i) {
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   605
            SDL_RenderCopy(SDL_VideoTexture, &rects[i], &rects[i],
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   606
                           SDL_TextureBlendMode_None,
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   607
                           SDL_TextureScaleMode_None);
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   608
        }
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   609
        SDL_RenderPresent();
1670
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   610
    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   611
}
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   612
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   613
void
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1667
diff changeset
   614
SDL_WM_SetCaption(const char *title, const char *icon)
1667
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
    if (wm_title) {
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1667
diff changeset
   617
        SDL_free(wm_title);
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   618
    } else {
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1667
diff changeset
   619
        wm_title = SDL_strdup(title);
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   620
    }
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   621
    SDL_SetWindowTitle(SDL_VideoWindow, wm_title);
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   622
}
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   623
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   624
void
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1667
diff changeset
   625
SDL_WM_GetCaption(char **title, char **icon)
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
    if (title) {
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   628
        *title = wm_title;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   629
    }
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   630
    if (icon) {
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   631
        *icon = "";
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
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   635
void
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1667
diff changeset
   636
SDL_WM_SetIcon(SDL_Surface * icon, Uint8 * mask)
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   637
{
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   638
    /* FIXME */
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   639
}
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   640
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   641
int
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1667
diff changeset
   642
SDL_WM_IconifyWindow(void)
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   643
{
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   644
    SDL_MinimizeWindow(SDL_VideoWindow);
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   645
}
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   646
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   647
int
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1667
diff changeset
   648
SDL_WM_ToggleFullScreen(SDL_Surface * surface)
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   649
{
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   650
    return 0;
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
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   653
SDL_GrabMode
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1667
diff changeset
   654
SDL_WM_GrabInput(SDL_GrabMode mode)
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   655
{
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   656
    if (mode != SDL_GRAB_QUERY) {
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   657
        SDL_SetWindowGrab(SDL_VideoWindow, mode);
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   658
    }
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   659
    return (SDL_GrabMode) SDL_GetWindowGrab(SDL_VideoWindow);
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   660
}
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   661
1680
9488fca10677 Dummy video driver works again in high color video modes. Yay!
Sam Lantinga <slouken@libsdl.org>
parents: 1678
diff changeset
   662
void
9488fca10677 Dummy video driver works again in high color video modes. Yay!
Sam Lantinga <slouken@libsdl.org>
parents: 1678
diff changeset
   663
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
   664
{
9488fca10677 Dummy video driver works again in high color video modes. Yay!
Sam Lantinga <slouken@libsdl.org>
parents: 1678
diff changeset
   665
    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
   666
}
9488fca10677 Dummy video driver works again in high color video modes. Yay!
Sam Lantinga <slouken@libsdl.org>
parents: 1678
diff changeset
   667
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   668
Uint8
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1667
diff changeset
   669
SDL_GetAppState(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
    Uint8 state = 0;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   672
    Uint32 flags = 0;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   673
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   674
    flags = SDL_GetWindowFlags(SDL_VideoWindow);
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   675
    if ((flags & SDL_WINDOW_SHOWN) && !(flags & SDL_WINDOW_MINIMIZED)) {
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   676
        state |= SDL_APPACTIVE;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   677
    }
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   678
    if (flags & SDL_WINDOW_KEYBOARD_FOCUS) {
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   679
        state |= SDL_APPINPUTFOCUS;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   680
    }
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   681
    if (flags & SDL_WINDOW_MOUSE_FOCUS) {
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   682
        state |= SDL_APPMOUSEFOCUS;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   683
    }
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   684
    return state;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   685
}
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   686
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   687
const SDL_version *
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1667
diff changeset
   688
SDL_Linked_Version(void)
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   689
{
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   690
    static SDL_version version;
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1667
diff changeset
   691
    SDL_VERSION(&version);
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   692
    return &version;
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   693
}
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   694
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   695
int
1682
7ae8018b2e5d Default palette entries to white, instead of black.
Sam Lantinga <slouken@libsdl.org>
parents: 1681
diff changeset
   696
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
   697
               int firstcolor, int ncolors)
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   698
{
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1667
diff changeset
   699
    SDL_SetColors(surface, colors, firstcolor, ncolors);
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   700
}
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   701
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   702
int
1683
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   703
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
   704
              int ncolors)
1670
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   705
{
1683
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   706
    if (SDL_SetPaletteColors
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   707
        (surface->format->palette, colors, firstcolor, ncolors) == 0) {
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   708
        return 1;
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   709
    } else {
396a35389351 Finished palettized display handling.
Sam Lantinga <slouken@libsdl.org>
parents: 1682
diff changeset
   710
        return 0;
1670
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   711
    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   712
}
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   713
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   714
int
1668
4da1ee79c9af more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents: 1667
diff changeset
   715
SDL_GetWMInfo(SDL_SysWMinfo * info)
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   716
{
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   717
    return SDL_GetWindowWMInfo(SDL_VideoWindow, info);
1667
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   718
}
1fddae038bc8 Implemented many compatibility functions
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   719
1678
90bf530ced8e SDL_SetVideoMode() compiles now...
Sam Lantinga <slouken@libsdl.org>
parents: 1675
diff changeset
   720
#if 0
1670
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   721
void
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   722
SDL_MoveCursor(int x, int y)
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   723
{
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   724
    SDL_VideoDevice *_this = SDL_GetVideoDevice();
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   725
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   726
    /* Erase and update the current mouse position */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   727
    if (SHOULD_DRAWCURSOR(SDL_cursorstate)) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   728
        /* Erase and redraw mouse cursor in new position */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   729
        SDL_LockCursor();
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   730
        SDL_EraseCursor(SDL_VideoSurface);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   731
        SDL_cursor->area.x = (x - SDL_cursor->hot_x);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   732
        SDL_cursor->area.y = (y - SDL_cursor->hot_y);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   733
        SDL_DrawCursor(SDL_VideoSurface);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   734
        SDL_UnlockCursor();
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   735
    } else if (_this->MoveWMCursor) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   736
        _this->MoveWMCursor(_this, x, y);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   737
    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   738
}
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   739
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   740
/* Keep track of the current cursor colors */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   741
static int palette_changed = 1;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   742
static Uint8 pixels8[2];
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   743
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   744
void
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   745
SDL_CursorPaletteChanged(void)
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   746
{
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   747
    palette_changed = 1;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   748
}
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
void
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   751
SDL_MouseRect(SDL_Rect * area)
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   752
{
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   753
    SDL_VideoDevice *_this = SDL_GetVideoDevice();
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   754
    int clip_diff;
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
    *area = SDL_cursor->area;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   757
    if (area->x < 0) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   758
        area->w += area->x;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   759
        area->x = 0;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   760
    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   761
    if (area->y < 0) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   762
        area->h += area->y;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   763
        area->y = 0;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   764
    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   765
    clip_diff = (area->x + area->w) - SDL_VideoSurface->w;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   766
    if (clip_diff > 0) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   767
        area->w = area->w < clip_diff ? 0 : area->w - clip_diff;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   768
    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   769
    clip_diff = (area->y + area->h) - SDL_VideoSurface->h;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   770
    if (clip_diff > 0) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   771
        area->h = area->h < clip_diff ? 0 : area->h - clip_diff;
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
}
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   774
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   775
static void
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   776
SDL_DrawCursorFast(SDL_Surface * screen, SDL_Rect * area)
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   777
{
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   778
    const Uint32 pixels[2] = { 0xFFFFFFFF, 0x00000000 };
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   779
    int i, w, h;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   780
    Uint8 *data, datab;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   781
    Uint8 *mask, maskb;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   782
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   783
    data = SDL_cursor->data + area->y * SDL_cursor->area.w / 8;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   784
    mask = SDL_cursor->mask + area->y * SDL_cursor->area.w / 8;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   785
    switch (screen->format->BytesPerPixel) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   786
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   787
    case 1:
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   788
        {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   789
            Uint8 *dst;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   790
            int dstskip;
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
            if (palette_changed) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   793
                pixels8[0] =
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   794
                    (Uint8) SDL_MapRGB(screen->format, 255, 255, 255);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   795
                pixels8[1] = (Uint8) SDL_MapRGB(screen->format, 0, 0, 0);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   796
                palette_changed = 0;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   797
            }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   798
            dst = (Uint8 *) screen->pixels +
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   799
                (SDL_cursor->area.y + area->y) * screen->pitch +
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   800
                SDL_cursor->area.x;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   801
            dstskip = screen->pitch - area->w;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   802
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   803
            for (h = area->h; h; h--) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   804
                for (w = area->w / 8; w; w--) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   805
                    maskb = *mask++;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   806
                    datab = *data++;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   807
                    for (i = 0; i < 8; ++i) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   808
                        if (maskb & 0x80) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   809
                            *dst = pixels8[datab >> 7];
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   810
                        }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   811
                        maskb <<= 1;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   812
                        datab <<= 1;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   813
                        dst++;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   814
                    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   815
                }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   816
                dst += dstskip;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   817
            }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   818
        }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   819
        break;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   820
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   821
    case 2:
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   822
        {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   823
            Uint16 *dst;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   824
            int dstskip;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   825
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   826
            dst = (Uint16 *) screen->pixels +
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   827
                (SDL_cursor->area.y + area->y) * screen->pitch / 2 +
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   828
                SDL_cursor->area.x;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   829
            dstskip = (screen->pitch / 2) - area->w;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   830
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   831
            for (h = area->h; h; h--) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   832
                for (w = area->w / 8; w; w--) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   833
                    maskb = *mask++;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   834
                    datab = *data++;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   835
                    for (i = 0; i < 8; ++i) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   836
                        if (maskb & 0x80) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   837
                            *dst = (Uint16) pixels[datab >> 7];
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   838
                        }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   839
                        maskb <<= 1;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   840
                        datab <<= 1;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   841
                        dst++;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   842
                    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   843
                }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   844
                dst += dstskip;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   845
            }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   846
        }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   847
        break;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   848
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   849
    case 3:
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   850
        {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   851
            Uint8 *dst;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   852
            int dstskip;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   853
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   854
            dst = (Uint8 *) screen->pixels +
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   855
                (SDL_cursor->area.y + area->y) * screen->pitch +
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   856
                SDL_cursor->area.x * 3;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   857
            dstskip = screen->pitch - area->w * 3;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   858
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   859
            for (h = area->h; h; h--) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   860
                for (w = area->w / 8; w; w--) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   861
                    maskb = *mask++;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   862
                    datab = *data++;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   863
                    for (i = 0; i < 8; ++i) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   864
                        if (maskb & 0x80) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   865
                            SDL_memset(dst, pixels[datab >> 7], 3);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   866
                        }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   867
                        maskb <<= 1;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   868
                        datab <<= 1;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   869
                        dst += 3;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   870
                    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   871
                }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   872
                dst += dstskip;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   873
            }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   874
        }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   875
        break;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   876
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   877
    case 4:
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   878
        {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   879
            Uint32 *dst;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   880
            int dstskip;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   881
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   882
            dst = (Uint32 *) screen->pixels +
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   883
                (SDL_cursor->area.y + area->y) * screen->pitch / 4 +
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   884
                SDL_cursor->area.x;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   885
            dstskip = (screen->pitch / 4) - area->w;
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
            for (h = area->h; h; h--) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   888
                for (w = area->w / 8; w; w--) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   889
                    maskb = *mask++;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   890
                    datab = *data++;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   891
                    for (i = 0; i < 8; ++i) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   892
                        if (maskb & 0x80) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   893
                            *dst = pixels[datab >> 7];
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   894
                        }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   895
                        maskb <<= 1;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   896
                        datab <<= 1;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   897
                        dst++;
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
                }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   900
                dst += dstskip;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   901
            }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   902
        }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   903
        break;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   904
    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   905
}
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
static void
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   908
SDL_DrawCursorSlow(SDL_Surface * screen, SDL_Rect * area)
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   909
{
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   910
    const Uint32 pixels[2] = { 0xFFFFFF, 0x000000 };
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   911
    int h;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   912
    int x, minx, maxx;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   913
    Uint8 *data, datab = 0;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   914
    Uint8 *mask, maskb = 0;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   915
    Uint8 *dst;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   916
    int dstbpp, dstskip;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   917
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   918
    data = SDL_cursor->data + area->y * SDL_cursor->area.w / 8;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   919
    mask = SDL_cursor->mask + area->y * SDL_cursor->area.w / 8;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   920
    dstbpp = screen->format->BytesPerPixel;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   921
    dst = (Uint8 *) screen->pixels +
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   922
        (SDL_cursor->area.y + area->y) * screen->pitch +
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   923
        SDL_cursor->area.x * dstbpp;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   924
    dstskip = screen->pitch - SDL_cursor->area.w * dstbpp;
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
    minx = area->x;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   927
    maxx = area->x + area->w;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   928
    if (screen->format->BytesPerPixel == 1) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   929
        if (palette_changed) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   930
            pixels8[0] = (Uint8) SDL_MapRGB(screen->format, 255, 255, 255);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   931
            pixels8[1] = (Uint8) SDL_MapRGB(screen->format, 0, 0, 0);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   932
            palette_changed = 0;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   933
        }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   934
        for (h = area->h; h; h--) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   935
            for (x = 0; x < SDL_cursor->area.w; ++x) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   936
                if ((x % 8) == 0) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   937
                    maskb = *mask++;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   938
                    datab = *data++;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   939
                }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   940
                if ((x >= minx) && (x < maxx)) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   941
                    if (maskb & 0x80) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   942
                        SDL_memset(dst, pixels8[datab >> 7], dstbpp);
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
                }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   945
                maskb <<= 1;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   946
                datab <<= 1;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   947
                dst += dstbpp;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   948
            }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   949
            dst += dstskip;
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
    } else {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   952
        for (h = area->h; h; h--) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   953
            for (x = 0; x < SDL_cursor->area.w; ++x) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   954
                if ((x % 8) == 0) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   955
                    maskb = *mask++;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   956
                    datab = *data++;
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
                if ((x >= minx) && (x < maxx)) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   959
                    if (maskb & 0x80) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   960
                        SDL_memset(dst, pixels[datab >> 7], dstbpp);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   961
                    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   962
                }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   963
                maskb <<= 1;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   964
                datab <<= 1;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   965
                dst += dstbpp;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   966
            }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   967
            dst += dstskip;
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
}
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   971
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   972
/* 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
   973
   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
   974
   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
   975
   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
   976
*/
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   977
static void
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   978
SDL_ConvertCursorSave(SDL_Surface * screen, int w, int h)
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   979
{
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   980
    SDL_VideoDevice *_this = SDL_GetVideoDevice();
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   981
    SDL_BlitInfo info;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   982
    SDL_loblit RunBlit;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   983
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   984
    /* Make sure we can steal the blit mapping */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   985
    if (screen->map->dst != SDL_VideoSurface) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   986
        return;
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
    /* Set up the blit information */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   990
    info.s_pixels = SDL_cursor->save[1];
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   991
    info.s_width = w;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   992
    info.s_height = h;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   993
    info.s_skip = 0;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   994
    info.d_pixels = SDL_cursor->save[0];
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   995
    info.d_width = w;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   996
    info.d_height = h;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   997
    info.d_skip = 0;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   998
    info.aux_data = screen->map->sw_data->aux_data;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
   999
    info.src = screen->format;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1000
    info.table = screen->map->table;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1001
    info.dst = SDL_VideoSurface->format;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1002
    RunBlit = screen->map->sw_data->blit;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1003
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1004
    /* Run the actual software blit */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1005
    RunBlit(&info);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1006
}
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1007
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1008
void
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1009
SDL_DrawCursorNoLock(SDL_Surface * screen)
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1010
{
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1011
    SDL_VideoDevice *_this = SDL_GetVideoDevice();
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1012
    SDL_Rect area;
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
    /* Get the mouse rectangle, clipped to the screen */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1015
    SDL_MouseRect(&area);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1016
    if ((area.w == 0) || (area.h == 0)) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1017
        return;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1018
    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1019
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1020
    /* Copy mouse background */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1021
    {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1022
        int w, h, screenbpp;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1023
        Uint8 *src, *dst;
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
        /* Set up the copy pointers */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1026
        screenbpp = screen->format->BytesPerPixel;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1027
        if ((screen == SDL_VideoSurface) ||
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1028
            FORMAT_EQUAL(screen->format, SDL_VideoSurface->format)) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1029
            dst = SDL_cursor->save[0];
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1030
        } else {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1031
            dst = SDL_cursor->save[1];
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1032
        }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1033
        src = (Uint8 *) screen->pixels + area.y * screen->pitch +
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1034
            area.x * screenbpp;
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
        /* Perform the copy */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1037
        w = area.w * screenbpp;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1038
        h = area.h;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1039
        while (h--) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1040
            SDL_memcpy(dst, src, w);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1041
            dst += w;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1042
            src += screen->pitch;
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
    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1045
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1046
    /* Draw the mouse cursor */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1047
    area.x -= SDL_cursor->area.x;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1048
    area.y -= SDL_cursor->area.y;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1049
    if ((area.x == 0) && (area.w == SDL_cursor->area.w)) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1050
        SDL_DrawCursorFast(screen, &area);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1051
    } else {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1052
        SDL_DrawCursorSlow(screen, &area);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1053
    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1054
}
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
void
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1057
SDL_DrawCursor(SDL_Surface * screen)
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1058
{
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1059
    /* Lock the screen if necessary */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1060
    if (screen == NULL) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1061
        return;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1062
    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1063
    if (SDL_MUSTLOCK(screen)) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1064
        if (SDL_LockSurface(screen) < 0) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1065
            return;
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
    }
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
    SDL_DrawCursorNoLock(screen);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1070
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1071
    /* Unlock the screen and update if necessary */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1072
    if (SDL_MUSTLOCK(screen)) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1073
        SDL_UnlockSurface(screen);
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
    if ((screen->flags & SDL_SCREEN_SURFACE) &&
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1076
        !(screen->flags & SDL_HWSURFACE)) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1077
        SDL_VideoDevice *_this = SDL_GetVideoDevice();
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1078
        SDL_Window *window;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1079
        SDL_Rect area;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1080
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1081
        window = SDL_GetWindowFromSurface(screen);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1082
        if (!window) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1083
            return;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1084
        }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1085
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1086
        SDL_MouseRect(&area);
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
        if (_this->UpdateWindowSurface) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1089
            _this->UpdateWindowSurface(_this, window, 1, &area);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1090
        }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1091
    }
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
void
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1095
SDL_EraseCursorNoLock(SDL_Surface * screen)
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1096
{
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1097
    SDL_VideoDevice *_this = SDL_GetVideoDevice();
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1098
    SDL_Window *window;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1099
    SDL_Rect area;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1100
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1101
    /* Get the window associated with the surface */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1102
    window = SDL_GetWindowFromSurface(screen);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1103
    if (!window || !window->surface) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1104
        return;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1105
    }
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
    /* Get the mouse rectangle, clipped to the screen */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1108
    SDL_MouseRect(&area);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1109
    if ((area.w == 0) || (area.h == 0)) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1110
        return;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1111
    }
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1112
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1113
    /* Copy mouse background */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1114
    {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1115
        int w, h, screenbpp;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1116
        Uint8 *src, *dst;
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
        /* Set up the copy pointers */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1119
        screenbpp = screen->format->BytesPerPixel;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1120
        if ((screen->flags & SDL_SCREEN_SURFACE) ||
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1121
            FORMAT_EQUAL(screen->format, window->surface->format)) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1122
            src = SDL_cursor->save[0];
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1123
        } else {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1124
            src = SDL_cursor->save[1];
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
        dst = (Uint8 *) screen->pixels + area.y * screen->pitch +
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1127
            area.x * screenbpp;
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
        /* Perform the copy */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1130
        w = area.w * screenbpp;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1131
        h = area.h;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1132
        while (h--) {
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1133
            SDL_memcpy(dst, src, w);
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1134
            src += w;
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: 1669
diff changeset
  1135
            dst += screen->pitch;
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
        /* Perform pixel conversion on cursor background */
eef792d31de8 Work in progress. :)
Sam Lantinga <slouken@libsdl.org>
parents: