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#178 fix blt/bltfast clipping
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@ -115,12 +115,18 @@ HRESULT dds_Blt(
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}
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*/
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if (dst_rect.right < 0)
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dst_rect.right = 0;
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if (dst_rect.left < 0)
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{
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src_rect.left += (LONG)(abs(dst_rect.left) * scale_w);
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dst_rect.left = 0;
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}
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if (dst_rect.bottom < 0)
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dst_rect.bottom = 0;
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if (dst_rect.top < 0)
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{
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src_rect.top += (LONG)(abs(dst_rect.top) * scale_h);
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@ -147,9 +153,15 @@ HRESULT dds_Blt(
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if (src_surface)
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{
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if (src_rect.right < 0)
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src_rect.right = 0;
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if (src_rect.left < 0)
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src_rect.left = 0;
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if (src_rect.bottom < 0)
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src_rect.bottom = 0;
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if (src_rect.top < 0)
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src_rect.top = 0;
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@ -439,9 +451,15 @@ HRESULT dds_BltFast(
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if (src_surface)
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{
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if (src_rect.right < 0)
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src_rect.right = 0;
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if (src_rect.left < 0)
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src_rect.left = 0;
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if (src_rect.bottom < 0)
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src_rect.bottom = 0;
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if (src_rect.top < 0)
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src_rect.top = 0;
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@ -463,9 +481,15 @@ HRESULT dds_BltFast(
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RECT dst_rect = { dst_x, dst_y, (src_rect.right - src_rect.left) + dst_x, (src_rect.bottom - src_rect.top) + dst_y };
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if (dst_rect.right < 0)
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dst_rect.right = 0;
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if (dst_rect.left < 0)
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dst_rect.left = 0;
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if (dst_rect.bottom < 0)
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dst_rect.bottom = 0;
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if (dst_rect.top < 0)
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dst_rect.top = 0;
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