304 		vertexShader = 0;  in init()
495 		if(vertexShader)  in pointSizeActive()
542 		if(vertexShader)  in vertexLightingActive()
554 		if(vertexShader)  in texCoordActive()
558 				if(vertexShader->getOutput(T0 + coordinate, component).usage == Shader::USAGE_TEXCOORD)  in texCoordActive()
646 		if(vertexShader)  in vertexNormalActive()
656 		if(vertexShader)  in vertexLightActive()
666 		if(vertexShader)  in vertexDiffuseMaterialSourceActive()
683 		if(vertexShader)  in vertexSpecularMaterialSourceActive()
700 		if(vertexShader)  in vertexAmbientMaterialSourceActive()
717 		if(vertexShader)  in vertexEmissiveMaterialSourceActive()
739 		if(vertexShader)  in pointScaleActive()
1095 		if(vertexShader)  in indexedVertexBlendActive()
1105 		if(vertexShader)  in vertexBlendMatrixCountActive()
1115 		if(vertexShader)  in localViewerActive()
1125 		if(vertexShader)  in normalizeNormalsActive()
1135 		if(vertexShader || !fogActive())  in vertexFogModeActive()
1145 		if(vertexShader || !fogActive())  in rangeFogActive()
1155 		if(vertexShader || !texCoordActive(stage))  in texGenActive()
1165 		if(vertexShader || !texCoordActive(stage))  in textureTransformCountActive()
1175 		if(vertexShader || !texCoordActive(stage))  in texCoordIndexActive()
1266 		if(vertexShader)  in diffuseActive()
1268 			vertexDiffuse = vertexShader->getOutput(C0, component).active();  in diffuseActive()
1329 		if(!vertexShader)  in specularActive()
1335 			vertexSpecular = vertexShader->getOutput(C1, component).active();  in specularActive()
1446 		return vertexShader ? vertexShader->getShaderModel() : 0x0000;  in vertexShaderModel()