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Add SDL_PIXELFORMAT_INDEX2LSB and SDL_PIXELFORMAT_INDEX2MSB

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Cameron Cawley authored and Sam Lantinga committed 2023-11-20 15:50:51 -08:00
1 parent cb5b8c9747
commit 67eb03400a
5 files changed
+54 -1
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test/testautomation_surface.c
+28
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@@ -668,6 +668,34 @@ int surface_testOverflow(void *arg)
surface != NULL ? "(success)" : SDL_GetError());
SDL_FreeSurface(surface);
/* SDL_PIXELFORMAT_INDEX2* needs 1 byte per 4 pixels. */
surface = SDL_CreateRGBSurfaceWithFormatFrom(buf, 12, 1, 2, 3, SDL_PIXELFORMAT_INDEX2LSB);
SDLTest_AssertCheck(surface != NULL, "12px * 2 bits per px fits in 3 bytes: %s",
surface != NULL ? "(success)" : SDL_GetError());
SDL_FreeSurface(surface);
surface = SDL_CreateRGBSurfaceFrom(buf, 12, 1, 2, 3, 0, 0, 0, 0);
SDLTest_AssertCheck(surface != NULL, "12px * 2 bits per px fits in 3 bytes: %s",
surface != NULL ? "(success)" : SDL_GetError());
SDL_FreeSurface(surface);
surface = SDL_CreateRGBSurfaceWithFormatFrom(buf, 13, 1, 2, 3, SDL_PIXELFORMAT_INDEX2LSB);
SDLTest_AssertCheck(surface == NULL, "Should detect pitch < width * bpp (%d)", surface ? surface->pitch : 0);
SDLTest_AssertCheck(SDL_strcmp(SDL_GetError(), expectedError) == 0,
"Expected \"%s\", got \"%s\"", expectedError, SDL_GetError());
surface = SDL_CreateRGBSurfaceFrom(buf, 13, 1, 2, 3, 0, 0, 0, 0);
SDLTest_AssertCheck(surface == NULL, "Should detect pitch < width * bpp");
SDLTest_AssertCheck(SDL_strcmp(SDL_GetError(), expectedError) == 0,
"Expected \"%s\", got \"%s\"", expectedError, SDL_GetError());
surface = SDL_CreateRGBSurfaceWithFormatFrom(buf, 13, 1, 2, 4, SDL_PIXELFORMAT_INDEX2LSB);
SDLTest_AssertCheck(surface != NULL, "13px * 2 bits per px fits in 4 bytes: %s",
surface != NULL ? "(success)" : SDL_GetError());
SDL_FreeSurface(surface);
surface = SDL_CreateRGBSurfaceFrom(buf, 13, 1, 2, 4, 0, 0, 0, 0);
SDLTest_AssertCheck(surface != NULL, "13px * 2 bits per px fits in 4 bytes: %s",
surface != NULL ? "(success)" : SDL_GetError());
SDL_FreeSurface(surface);
/* SDL_PIXELFORMAT_INDEX1* needs 1 byte per 8 pixels. */
surface = SDL_CreateRGBSurfaceWithFormatFrom(buf, 16, 1, 1, 2, SDL_PIXELFORMAT_INDEX1LSB);
SDLTest_AssertCheck(surface != NULL, "16px * 1 bit per px fits in 2 bytes: %s",