diff options
| author | Sam Lantinga <slouken@libsdl.org> | 2017-09-21 01:22:40 -0700 |
|---|---|---|
| committer | Sam Lantinga <slouken@libsdl.org> | 2017-09-21 01:22:40 -0700 |
| commit | 729ebeaadfaa151175c61a9714f9c4e28dfe0ea5 (patch) | |
| tree | c787b94e8c606ce5a18e27c205f3b0d3a0ff10f7 /src/render/software/SDL_rotate.c | |
| parent | dcf98a35c751d3c14c29ad164c63e862379bea1e (diff) | |
Fixed bug 3788 - software renderer crashes in SDL_RenderCopyEx with rotation and dstrect w or h is 0
Anthony
This is what's making the software renderer crash with rotated destination rectangles of w or h = 0:
SDL_SetHint(SDL_HINT_RENDER_SCALE_QUALITY, "2");
Diffstat (limited to 'src/render/software/SDL_rotate.c')
| -rw-r--r-- | src/render/software/SDL_rotate.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/render/software/SDL_rotate.c b/src/render/software/SDL_rotate.c index 6b6c2fa091..44762048fa 100644 --- a/src/render/software/SDL_rotate.c +++ b/src/render/software/SDL_rotate.c @@ -257,7 +257,7 @@ _transformSurfaceRGBA(SDL_Surface * src, SDL_Surface * dst, int cx, int cy, int dy = (sdy >> 16); if (flipx) dx = sw - dx; if (flipy) dy = sh - dy; - if ((unsigned)dx < (unsigned)sw && (unsigned)dy < (unsigned)sh) { + if ((dx > -1) && (dy > -1) && (dx < (src->w-1)) && (dy < (src->h-1))) { sp = (tColorRGBA *) ((Uint8 *) src->pixels + src->pitch * dy) + dx; c00 = *sp; sp += 1; |