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Add SDL_MEMALIGNED flag for SDL_Surface using aligned memory.

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If an SDL_Surface has an aligned memory pointers, it should be freed
using SDL_SIMDFree() (will be used by SDL_ttf).
This commit is contained in:
Sylvain Becker
2019-01-31 11:45:31 +01:00
parent 7b8bac5958
commit e5d194e902
2 changed files with 10 additions and 2 deletions
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11
src/video/SDL_surface.c
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@@ -26,6 +26,7 @@
#include "SDL_RLEaccel_c.h"
#include "SDL_pixels_c.h"
#include "SDL_yuv_c.h"
#include "../../cpuinfo/SDL_simd.h"
/* Check to make sure we can safely check multiplication of surface w and pitch and it won't overflow size_t */
@@ -289,7 +290,7 @@ SDL_HasColorKey(SDL_Surface * surface)
return SDL_FALSE;
}
return SDL_TRUE;
return SDL_TRUE;
}
int
@@ -1258,7 +1259,13 @@ SDL_FreeSurface(SDL_Surface * surface)
SDL_FreeFormat(surface->format);
surface->format = NULL;
}
if (!(surface->flags & SDL_PREALLOC)) {
if (surface->flags & SDL_PREALLOC) {
/* Don't free */
} else if (surface->flags & SDL_MEMALIGNED) {
/* Free aligned */
SDL_SIMDFree(surface->pixels);
} else {
/* Normal */
SDL_free(surface->pixels);
}
if (surface->map) {