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- Fixed: FMultiPatchTexture::CopyTrueColorPixels() should clear the buffer
first before drawing into it if the copy op passed to it is OP_OVERWRITE. FTexture::FillBuffer() sets this to erase whatever texture might have been in the space it is going into. SVN r1874 (trunk)
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4 changed files with 27 additions and 1 deletions
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@ -1,3 +1,9 @@
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September 24, 2009
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- Fixed: FMultiPatchTexture::CopyTrueColorPixels() should clear the buffer
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first before drawing into it if the copy op passed to it is OP_OVERWRITE.
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FTexture::FillBuffer() sets this to erase whatever texture might have been
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in the space it is going into.
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September 22, 2009
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- Added a technique to try and minimize input lag with vsync enabled: Two
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surfaces are alternately locked for read-only access each frame, forcing
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@ -477,3 +477,17 @@ void FBitmap::CopyPixelData(int originx, int originy, const BYTE * patch, int sr
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}
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}
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//===========================================================================
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//
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// Clear buffer
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//
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//===========================================================================
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void FBitmap::Zero()
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{
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BYTE *buffer = data;
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for (int y = 0; y < Height; ++y)
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{
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memset(buffer, 0, Width*4);
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buffer += Pitch;
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}
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}
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@ -116,6 +116,7 @@ public:
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return data;
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}
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void Zero();
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virtual void CopyPixelDataRGB(int originx, int originy, const BYTE *patch, int srcwidth,
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int srcheight, int step_x, int step_y, int rotate, int ct, FCopyInfo *inf = NULL);
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@ -550,7 +550,12 @@ int FMultiPatchTexture::CopyTrueColorPixels(FBitmap *bmp, int x, int y, int w, i
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if (w < 0 || w > Width) w = Width;
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if (h < 0 || h > Height) h = Height;
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for(int i=0;i<NumParts;i++)
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if (inf->op == OP_OVERWRITE)
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{
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bmp->Zero();
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}
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for(int i = 0; i < NumParts; i++)
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{
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int ret = -1;
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