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Correct game screenshot saving: Always save as 8-bit data, always use

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Gui::gui->screenshot
This commit is contained in:
simon.kagstrom 2010-03-22 18:37:35 +00:00
parent be3d67e12d
commit 193785d51b
4 changed files with 38 additions and 5 deletions
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4
Src/gui/game_info_menu.cpp
View File

@ -58,7 +58,7 @@ public:
{
case 0:
{
SDL_Surface *tmp = SDL_DisplayFormat(Gui::gui->screenshot);
SDL_Surface *tmp = sdl_surface_8bit_copy(Gui::gui->screenshot);
this->box->gi->setScreenshot(tmp);
} break;
@ -83,7 +83,7 @@ public:
/* If we haven't' saved a screenshot, save it anyway */
if (!this->box->gi->screenshot)
{
SDL_Surface *p = TheC64->TheDisplay->SurfaceFromC64Display();
SDL_Surface *p = sdl_surface_8bit_copy(Gui::gui->screenshot);
this->box->gi->setScreenshot(p);
}

2
Src/gui/save_game_menu.cpp
View File

@ -182,7 +182,7 @@ void SaveGameView::saveSnapshot()
if (!was_paused)
TheC64->Resume();
Gui::gui->cur_gameInfo->setScreenshot(TheC64->TheDisplay->SurfaceFromC64Display());
Gui::gui->cur_gameInfo->setScreenshot(sdl_surface_8bit_copy(Gui::gui->screenshot));
Gui::gui->saveGameInfo(Gui::gui->save_game_path, out_name);
ThePrefs.Save(prefs_name);

35
Src/utils.cpp
View File

@ -172,8 +172,6 @@ static int png_colortype_from_surface(SDL_Surface *surface)
if (surface->format->palette)
colortype |= PNG_COLOR_MASK_PALETTE;
else if (surface->format->Amask)
colortype |= PNG_COLOR_MASK_ALPHA;
return colortype;
}
@ -287,6 +285,39 @@ SDL_Surface *sdl_surface_from_data(void *data, size_t sz)
return out;
}
SDL_Surface *sdl_surface_8bit_copy(SDL_Surface *src)
{
Uint32 rmask,gmask,bmask,amask;
SDL_Surface *out;
#if SDL_BYTEORDER == SDL_BIG_ENDIAN
rmask = 0xff000000;
gmask = 0x00ff0000;
bmask = 0x0000ff00;
amask = 0x000000ff;
#else
rmask = 0x000000ff;
gmask = 0x0000ff00;
bmask = 0x00ff0000;
amask = 0xff000000;
#endif
if (!src)
return NULL;
if (src->format->BitsPerPixel != 8)
return NULL;
out = SDL_CreateRGBSurface(SDL_SWSURFACE, src->w, src->h, 8,
rmask, gmask, bmask, amask);
if (!out)
return NULL;
memcpy(out->pixels, src->pixels, src->h * src->pitch);
SDL_SetColors(out, sdl_palette, 0, PALETTE_SIZE);
return out;
}
void highlight_background(SDL_Surface *where, Font *font,
SDL_Surface *bg_left, SDL_Surface *bg_middle, SDL_Surface *bg_right,
int x, int y, int w, int h)

2
Src/utils.hh
View File

@ -88,4 +88,6 @@ const char *ip_to_str(uint8_t *ip_in);
const char *region_to_str(int region);
SDL_Surface *sdl_surface_8bit_copy(SDL_Surface *src);
#endif /* __UTILS_H__ */