private static bool GenerateShaderPass(SGEUnlitMasterNode masterNode, ShaderPass pass, GenerationMode mode, ShaderGenerator result, List <string> sourceAssetDependencyPaths)
{
var options = masterNode.GetMaterialOptions();
SGEShaderGraphUtilities.SetRenderState(options, ref pass);
// apply master node options to active fields
var activeFields = GetActiveFieldsFromMasterNode(masterNode, pass);
// use standard shader pass generation
return(GenerationUtils.GenerateShaderPass(masterNode, pass, mode, activeFields, result, sourceAssetDependencyPaths,
SGEShaderGraphResources.s_Dependencies, SGEShaderGraphResources.s_ResourceClassName, SGEShaderGraphResources.s_AssemblyName));
}
private static ActiveFields GetActiveFieldsFromMasterNode(SGEUnlitMasterNode masterNode, ShaderPass pass)
{
var activeFields = new ActiveFields();
var baseActiveFields = activeFields.baseInstance;
// Graph Vertex
if (masterNode.IsSlotConnected(SGEUnlitMasterNode.PositionSlotId) ||
masterNode.IsSlotConnected(SGEUnlitMasterNode.VertNormalSlotId) ||
masterNode.IsSlotConnected(SGEUnlitMasterNode.VertTangentSlotId))
{
baseActiveFields.Add("features.graphVertex");
}
// Graph Pixel (always enabled)
baseActiveFields.Add("features.graphPixel");
if (masterNode.IsSlotConnected(SGEUnlitMasterNode.AlphaThresholdSlotId) ||
masterNode.GetInputSlots <Vector1MaterialSlot>().First(x => x.id == SGEUnlitMasterNode.AlphaThresholdSlotId).value > 0.0f)
{
baseActiveFields.Add("AlphaClip");
}
// Keywords for transparent
// #pragma shader_feature _SURFACE_TYPE_TRANSPARENT
if (masterNode.BlendMode != BlendMode.Off)
{
// transparent-only defines
baseActiveFields.Add("SurfaceType.Transparent");
// #pragma shader_feature _ _BLENDMODE_ALPHA _BLENDMODE_ADD _BLENDMODE_PRE_MULTIPLY
if (masterNode.BlendMode == BlendMode.Alpha)
{
baseActiveFields.Add("BlendMode.Alpha");
}
else if (masterNode.BlendMode == BlendMode.Additive)
{
baseActiveFields.Add("BlendMode.Add");
}
else if (masterNode.BlendMode == BlendMode.Premultiply)
{
baseActiveFields.Add("BlendMode.Premultiply");
}
}
return(activeFields);
}
public SGEUnlitSettingsView(SGEUnlitMasterNode node)
{
m_Node = node;
PropertySheet ps = new PropertySheet();
ps.Add(new PropertyRow(new Label("Render Type")), (row) =>
{
row.Add(new EnumField(SurfaceMaterialTags.RenderType.Opaque), (field) =>
{
field.value = m_Node.RenderType;
field.RegisterValueChangedCallback(ChangeRenderType);
});
});
ps.Add(new PropertyRow(new Label("Render Queue")), (row) =>
{
row.Add(new EnumField(SurfaceMaterialTags.RenderQueue.Geometry), (field) =>
{
field.value = m_Node.RenderQueue;
field.RegisterValueChangedCallback(ChangeRenderQueue);
});
});
ps.Add(new PropertyRow(new Label("Blend")), (row) =>
{
row.Add(new EnumField(BlendMode.Off), (field) =>
{
field.value = m_Node.BlendMode;
field.RegisterValueChangedCallback(ChangeBlendMode);
});
});
ps.Add(new PropertyRow(new Label("Cull")), (row) =>
{
row.Add(new EnumField(SurfaceMaterialOptions.CullMode.Back), (field) =>
{
field.value = m_Node.CullMode;
field.RegisterValueChangedCallback(ChangeCullMode);
});
});
ps.Add(new PropertyRow(new Label("ZWrite")), (row) =>
{
row.Add(new EnumField(SurfaceMaterialOptions.ZWrite.On), (field) =>
{
field.value = m_Node.ZWrite;
field.RegisterValueChangedCallback(ChangeZWrite);
});
});
ps.Add(new PropertyRow(new Label("ZTest")), (row) =>
{
row.Add(new EnumField(SurfaceMaterialOptions.ZTest.LEqual), (field) =>
{
field.value = m_Node.ZTest;
field.RegisterValueChangedCallback(ChangeZTest);
});
});
ps.Add(new PropertyRow(new Label("Custom Editor")), (row) =>
{
row.Add(new TextField(String.Empty), (field) =>
{
field.value = m_Node.CustomEditor;
field.RegisterValueChangedCallback(ChangeCustomEditor);
});
});
Add(ps);
}