public override VFXAbstractRenderedOutput.BlendMode GetBlendModeFromMaterial(VFXMaterialSerializedSettings materialSettings)
{
var blendMode = VFXAbstractRenderedOutput.BlendMode.Opaque;
if (!materialSettings.HasProperty(HDMaterialProperties.kSurfaceType) ||
!materialSettings.HasProperty(HDMaterialProperties.kBlendMode))
{
return(blendMode);
}
var surfaceType = materialSettings.GetFloat(HDMaterialProperties.kSurfaceType);
if (surfaceType == (int)SurfaceType.Transparent)
{
switch (materialSettings.GetFloat(HDMaterialProperties.kBlendMode))
{
case (int)BlendMode.Additive:
blendMode = VFXAbstractRenderedOutput.BlendMode.Additive;
break;
case (int)BlendMode.Alpha:
blendMode = VFXAbstractRenderedOutput.BlendMode.Alpha;
break;
case (int)BlendMode.Premultiply:
blendMode = VFXAbstractRenderedOutput.BlendMode.AlphaPremultiplied;
break;
}
}
return(blendMode);
}
public override bool TryGetQueueOffset(ShaderGraphVfxAsset shaderGraph, VFXMaterialSerializedSettings materialSettings, out int queueOffset)
{
queueOffset = 0;
if (materialSettings.HasProperty(HDMaterialProperties.kTransparentSortPriority))
{
queueOffset = (int)materialSettings.GetFloat(HDMaterialProperties.kTransparentSortPriority);
return(true);
}
return(false);
}
public override bool TryGetQueueOffset(ShaderGraphVfxAsset shaderGraph, VFXMaterialSerializedSettings materialSettings, out int queueOffset)
{
//N.B.: Queue offset is always overridable in URP
queueOffset = 0;
if (materialSettings.HasProperty(Rendering.Universal.Property.QueueOffset))
{
queueOffset = (int)materialSettings.GetFloat(Rendering.Universal.Property.QueueOffset);
return(true);
}
return(false);
}
public override bool TryGetCastShadowFromMaterial(ShaderGraphVfxAsset shaderGraph, VFXMaterialSerializedSettings materialSettings, out bool castShadow)
{
castShadow = false;
var path = AssetDatabase.GetAssetPath(shaderGraph);
var shader = AssetDatabase.LoadAssetAtPath <Shader>(path);
if (shader.TryGetMetadataOfType <UniversalMetadata>(out var metaData) && !metaData.allowMaterialOverride)
{
castShadow = metaData.castShadows;
return(true);
}
