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add support for BLEND_WEIGHTED_MULTIPLY and BLEND_INVERT_DEST in d3d

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This commit is contained in:
AJ Kelly
2009-09-13 07:08:31 +00:00
parent effb2bb06a
commit 0d4ef04621
1 changed files with 14 additions and 0 deletions
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stepmania/src/RageDisplay_D3D.cpp
+14
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@@ -1198,6 +1198,12 @@ void RageDisplay_D3D::SetTextureFiltering( TextureUnit tu, bool b )
void RageDisplay_D3D::SetBlendMode( BlendMode mode )
{
g_pd3dDevice->SetRenderState( D3DRS_ALPHABLENDENABLE, TRUE );
if( mode == BLEND_INVERT_DEST )
g_pd3dDevice->SetRenderState( D3DRS_BLENDOP, D3DBLENDOP_SUBTRACT );
else
g_pd3dDevice->SetRenderState( D3DRS_BLENDOP, D3DBLENDOP_ADD );
switch( mode )
{
case BLEND_NORMAL:
@@ -1212,6 +1218,14 @@ void RageDisplay_D3D::SetBlendMode( BlendMode mode )
g_pd3dDevice->SetRenderState( D3DRS_SRCBLEND, D3DBLEND_ONE );
g_pd3dDevice->SetRenderState( D3DRS_DESTBLEND, D3DBLEND_ZERO );
break;
case BLEND_WEIGHTED_MULTIPLY:
g_pd3dDevice->SetRenderState( D3DRS_SRCBLEND, D3DBLEND_DESTCOLOR );
g_pd3dDevice->SetRenderState( D3DRS_DESTBLEND, D3DBLEND_SRCCOLOR );
break;
case BLEND_INVERT_DEST:
g_pd3dDevice->SetRenderState( D3DRS_SRCBLEND, D3DBLEND_ONE );
g_pd3dDevice->SetRenderState( D3DRS_DESTBLEND, D3DBLEND_ONE );
break;
case BLEND_NO_EFFECT:
g_pd3dDevice->SetRenderState( D3DRS_SRCBLEND, D3DBLEND_ZERO );
g_pd3dDevice->SetRenderState( D3DRS_DESTBLEND, D3DBLEND_ONE );