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Software Renderer: Fixed crash in DrawImage

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yvt 2014-03-11 04:14:47 +09:00
parent a57213d5d3
commit 6317c26ecf
1 changed files with 7 additions and 5 deletions
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12
Sources/Draw/SWRenderer.cpp
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@ -1096,11 +1096,13 @@ namespace spades {
1.f, 1.f); 1.f, 1.f);
vtx[3].position = MakeVector4(outBottomRight.x, outBottomRight.y, vtx[3].position = MakeVector4(outBottomRight.x, outBottomRight.y,
1.f, 1.f); 1.f, 1.f);
Vector2 scl = {img->GetInvWidth(), img->GetInvHeight()}; if(img) {
vtx[0].uv = MakeVector2(inRect.min.x, inRect.min.y) * scl; Vector2 scl = {img->GetInvWidth(), img->GetInvHeight()};
vtx[1].uv = MakeVector2(inRect.max.x, inRect.min.y) * scl; vtx[0].uv = MakeVector2(inRect.min.x, inRect.min.y) * scl;
vtx[2].uv = MakeVector2(inRect.min.x, inRect.max.y) * scl; vtx[1].uv = MakeVector2(inRect.max.x, inRect.min.y) * scl;
vtx[3].uv = MakeVector2(inRect.max.x, inRect.max.y) * scl; vtx[2].uv = MakeVector2(inRect.min.x, inRect.max.y) * scl;
vtx[3].uv = MakeVector2(inRect.max.x, inRect.max.y) * scl;
}
imageRenderer->DrawPolygon(img, vtx[0], vtx[1], vtx[2]); imageRenderer->DrawPolygon(img, vtx[0], vtx[1], vtx[2]);
imageRenderer->DrawPolygon(img, vtx[1], vtx[3], vtx[2]); imageRenderer->DrawPolygon(img, vtx[1], vtx[3], vtx[2]);