protected override bool ProcessNode(CommandBuffer cmd)
{
if (output == null)
{
return(false);
}
var outputDimension = rtSettings.GetTextureDimension(graph);
MixtureUtils.SetupDimensionKeyword(material, outputDimension);
var s = material.shader;
for (int i = 0; i < s.GetPropertyCount(); i++)
{
if (s.GetPropertyType(i) != ShaderPropertyType.Texture)
{
continue;
}
int id = s.GetPropertyNameId(i);
if (material.GetTexture(id) != null)
{
continue; // Avoid overriding existing textures
}
var dim = s.GetPropertyTextureDimension(i);
if (dim == TextureDimension.Tex2D)
{
continue; // Texture2D don't need this feature
}
// default texture names doesn't work with cubemap and 3D textures so we do it ourselves...
switch (s.GetPropertyTextureDefaultName(i))
{
case "black":
material.SetTexture(id, TextureUtils.GetBlackTexture(dim));
break;
case "white":
material.SetTexture(id, TextureUtils.GetWhiteTexture(dim));
break;
// TODO: grey and bump
}
}
output.material = material;
bool useCustomUV = material.HasTextureBound("_UV", rtSettings.GetTextureDimension(graph));
material.SetKeywordEnabled("USE_CUSTOM_UV", useCustomUV);
return(true);
}