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Code Issues Releases Activity

Fix visual artefacts on the map when using 32 bits screen depth.

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This commit is contained in:
Frank Zago
2009-05-17 02:35:28 +00:00
parent 0d5de20a7a
commit ce9b7b48ca
1 changed files with 6 additions and 0 deletions
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6
SDL_Extensions.cpp
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@@ -509,6 +509,8 @@ void CSDL_Ext::blitWithRotate1(SDL_Surface *src,SDL_Rect * srcRect, SDL_Surface
for(int j=0; j<dstRect->w; j++, sp++) for(int j=0; j<dstRect->w; j++, sp++)
{ {
const SDL_Color * const color = src->format->palette->colors+(*sp); const SDL_Color * const color = src->format->palette->colors+(*sp);
if (dst->format->BytesPerPixel == 4)
*(--dp) = 0;
*(--dp) = color->r; *(--dp) = color->r;
*(--dp) = color->g; *(--dp) = color->g;
*(--dp) = color->b; *(--dp) = color->b;
@@ -535,6 +537,8 @@ void CSDL_Ext::blitWithRotate2(SDL_Surface *src,SDL_Rect * srcRect, SDL_Surface
*(dp++) = color->b; *(dp++) = color->b;
*(dp++) = color->g; *(dp++) = color->g;
*(dp++) = color->r; *(dp++) = color->r;
if (dst->format->BytesPerPixel == 4)
*(dp++) = 0;
} }
sp += src->w - dstRect->w; sp += src->w - dstRect->w;
} }
@@ -557,6 +561,8 @@ void CSDL_Ext::blitWithRotate3(SDL_Surface *src,SDL_Rect * srcRect, SDL_Surface
for(int j=0; j<dstRect->w; j++, sp++) for(int j=0; j<dstRect->w; j++, sp++)
{ {
const SDL_Color * const color = src->format->palette->colors+(*sp); const SDL_Color * const color = src->format->palette->colors+(*sp);
if (dst->format->BytesPerPixel == 4)
*(--dp) = 0;
*(--dp) = color->r; *(--dp) = color->r;
*(--dp) = color->g; *(--dp) = color->g;
*(--dp) = color->b; *(--dp) = color->b;