Justin Marshall
33 lines
927 B
Plaintext
33 lines
927 B
Plaintext
{
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parms {
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stageSort sortTrans
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}
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state {
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depthmask
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blend GL_ONE GL_ONE_MINUS_SRC_COLOR
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depthfunc GL_ALWAYS
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twosided
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alphamask
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}
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hlsl_vp {
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result.position.x = dot4( vertex.position, $mvpMatrixX );
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result.position.y = dot4( vertex.position, $mvpMatrixY );
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result.position.z = dot4( vertex.position, $mvpMatrixZ );
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result.position.w = dot4( vertex.position, $mvpMatrixW );
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result.texcoord0 = float4( vertex.texcoord0.x, vertex.texcoord0.y, 0, 0 );
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result.color = swizzleColor( vertex.color );
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}
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hlsl_fp {
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float alphaRamp = clamp( $alphaScale.x * fragment.color.w, 0.0f, 1.0f );
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float3 overlayMap = tex2D( $transMap, fragment.texcoord0.xy ).xyz;
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float3 overlayColor = overlayMap * _float3( alphaRamp );
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// clip pixels
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float alphaClip = overlayColor.x + overlayColor.y + overlayColor.z;
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clip( alphaClip < 0.005f ? -1:1 );
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result.color.xyz = overlayColor;
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result.color.w = 1.0;
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}
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} |