ShaderVertexAlpha - Revision history

Niol: EP5-SS

2007-03-19T17:12:12Z

EP5-SS

Niol: EP4-PETS

2007-03-19T17:09:11Z

EP4-PETS

Niol: EP3-OFB

2007-03-19T17:08:10Z

EP3-OFB

Niol: EP2-NL

2007-03-19T17:06:53Z

EP2-NL

Niol: EP1-UNI

2007-03-19T17:00:19Z

EP1-UNI

Niol: EP0-TS2

2007-03-19T16:56:41Z

EP0-TS2

New page

<pre>

EP0-TS2
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# vertexalpha

#beginshader VertexAlpha
#description Untextured, solid color shader with opacity controlled through per vertex alpha
#description and color controlled through per vertex color
#extraparam int stdMatLayer 0 -32 32 ; layer for render order

define VertexAlpha()

material

shader -layer ($stdMatLayer * 8 + 7)
validateRenderShaderContext -vertexFormat position 0 required
validateRenderShaderContext -vertexFormat color 0 required

create DetermineHardwareSupport()
create SetupCommonHWShaderVariablesAndPredicates()
# since the DX8 path won't run here, I want the software VS on DX7/dx8 cards to assume ubyte4.
setb ubyte4Supported true

pass

alphaBlend srcFactor(srcAlpha) add dstFactor(invSrcAlpha)
depthTest true -enableDepthWrite false

shaderProgram -target vertexProgram -method link
create BindsForHardwareVS2Transforms($doSkinning $doMorphing)
create TransformFragments($doSkinning false false $doMorphing $numPosMorphs $numNormMorphs false 2_0)
shaderFragment VertexAlphaSupport2_0

end

colorScalar (1,1,1) 1 -applyShapeColor 0

stage
textureBlend select(diffuse colorScalar) select(diffuse colorScalar)
end

end
end

# backup shader for materials without color in their vertices (bad case, but better than flashing red)
shader -layer ($stdMatLayer * 8 + 7)
validateRenderShaderContext -vertexFormat position 0 required

pass -fixedFunction

create LightingStatesNoStdLights()

colorScalar (1,1,1) 1

stage
textureBlend select(colorScalar) select(colorScalar)
end
end

end

end

enddef
#endshader VertexAlpha

</pre>

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-EP3-OFB
+EP4-PETS
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-          shader -layer ($stdMatLayer * 8 + 7)
+          shader -layer ($stdMatLayer * 18 + 17)
              validateRenderShaderContext -vertexFormat  position      0 required
              validateRenderShaderContext -vertexFormat color         0 required
@@ Line 51: / Line 51: @@
           # backup shader for materials without color in their vertices (bad case, but better than flashing red)
-          shader -layer ($stdMatLayer * 8 + 7)
+          shader -layer ($stdMatLayer * 18 + 17)
              validateRenderShaderContext -vertexFormat  position      0 required