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Don't create a larger surface than we need when scaling

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This commit is contained in:
Sam Lantinga
2025-11-08 10:01:54 -08:00
parent 7d628ef76c
commit 01d359c1df
1 changed files with 4 additions and 3 deletions
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7
src/video/SDL_surface.c
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@@ -1310,14 +1310,15 @@ bool SDL_BlitSurfaceUncheckedScaled(SDL_Surface *src, const SDL_Rect *srcrect, S
SDL_PixelFormat fmt; SDL_PixelFormat fmt;
tmprect.x = 0; tmprect.x = 0;
tmprect.y = 0; tmprect.y = 0;
tmprect.w = src->w; tmprect.w = srcrect->w;
tmprect.h = src->h; tmprect.h = srcrect->h;
if (SDL_BYTESPERPIXEL(dst->format) == 4 && dst->format != SDL_PIXELFORMAT_ARGB2101010) { if (SDL_BYTESPERPIXEL(dst->format) == 4 && dst->format != SDL_PIXELFORMAT_ARGB2101010) {
fmt = dst->format; fmt = dst->format;
} else { } else {
fmt = SDL_PIXELFORMAT_ARGB8888; fmt = SDL_PIXELFORMAT_ARGB8888;
} }
tmp1 = SDL_CreateSurface(src->w, src->h, fmt); // FIXME: We really want a SDL_DuplicateSurface() with a rectangle here
tmp1 = SDL_CreateSurface(tmprect.w, tmprect.h, fmt);
SDL_BlitSurfaceUnchecked(src, srcrect, tmp1, &tmprect); SDL_BlitSurfaceUnchecked(src, srcrect, tmp1, &tmprect);
srcrect2.x = 0; srcrect2.x = 0;