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support centering matrix in d3d

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Glenn Maynard
2004-09-09 20:25:21 +00:00
parent dd9f317d52
commit 84baa7fb22
1 changed files with 5 additions and 2 deletions
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stepmania/src/RageDisplay_D3D.cpp
+5 -2
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@@ -731,9 +731,12 @@ RageDisplay::VideoModeParams RageDisplay_D3D::GetVideoModeParams() const { retur
void RageDisplay_D3D::SendCurrentMatrices()
{
g_pd3dDevice->SetTransform( D3DTS_PROJECTION, (D3DMATRIX*)GetProjectionTop() );
g_pd3dDevice->SetTransform( D3DTS_VIEW, (D3DMATRIX*)GetViewTop() );
RageMatrix m;
RageMatrix modelView;
RageMatrixMultiply( &modelView, GetCentering(), GetViewTop() );
g_pd3dDevice->SetTransform( D3DTS_VIEW, (D3DMATRIX*)&modelView );
/* Convert to OpenGL-style "pixel-centered" coords */
RageMatrix m;
RageMatrixTranslation( &m, -0.5f, -0.5f, 0 );
RageMatrixMultiply( &m, &m, GetWorldTop() );
g_pd3dDevice->SetTransform( D3DTS_WORLD, (D3DMATRIX*)&m );