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Use the Linear Texture Filtering as the magnification, minification, or mipmapping filter to reduce the blurriness when the texture needs to be magnified or minified.

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BUG=689
Review URL: https://webrtc-codereview.appspot.com/731010

git-svn-id: http://webrtc.googlecode.com/svn/trunk@2631 4adac7df-926f-26a2-2b94-8c16560cd09d
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wu@webrtc.org
2012-08-17 16:59:18 +00:00
parent 9ea1be81d8
commit 21c822ce8d
1 changed files with 4 additions and 2 deletions
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6
src/modules/video_render/main/source/windows/video_render_direct3d9.cc
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@@ -512,8 +512,10 @@ int VideoRenderDirect3D9::InitDevice()
_pd3dDevice->SetRenderState(D3DRS_ALPHABLENDENABLE, TRUE); _pd3dDevice->SetRenderState(D3DRS_ALPHABLENDENABLE, TRUE);
_pd3dDevice->SetRenderState(D3DRS_SRCBLEND, D3DBLEND_SRCALPHA); _pd3dDevice->SetRenderState(D3DRS_SRCBLEND, D3DBLEND_SRCALPHA);
_pd3dDevice->SetRenderState(D3DRS_DESTBLEND, D3DBLEND_INVSRCALPHA); _pd3dDevice->SetRenderState(D3DRS_DESTBLEND, D3DBLEND_INVSRCALPHA);
//_pd3dDevice->SetTextureStageState(0,D3DTSS_ALPHAOP,D3DTOP_SELECTARG1);
//_pd3dDevice->SetTextureStageState(0,D3DTSS_ALPHAARG1,D3DTA_TEXTURE); _pd3dDevice->SetSamplerState( 0, D3DSAMP_MINFILTER, D3DTEXF_LINEAR );
_pd3dDevice->SetSamplerState( 0, D3DSAMP_MAGFILTER, D3DTEXF_LINEAR );
_pd3dDevice->SetSamplerState( 0, D3DSAMP_MIPFILTER, D3DTEXF_LINEAR );
// Initialize Vertices // Initialize Vertices
CUSTOMVERTEX Vertices[] = { CUSTOMVERTEX Vertices[] = {