public virtual void Write(ShaderGenerationContext context)
{
AddPassRequiredAttributes(GetRequiredPassAttributes(context));
AddPassKeywords(GetRequiredPassKeywords(context));
context.LogShaderSection($"Generated Data Struct {AttributeStructName}");
context.WriteLine($"struct {AttributeStructName}");
context.WriteLine("{");
context.WriteIndented((c) =>
{
for (int i = 0; i < _attributes.Count; i++)
{
AttributeConfig config = _attributes[i];
if (config.AttributeType != AttributeType.Anonymous)
{
c.WriteLine($"#define __{AttributeStructName.ToUpper()}{config.AttributeType.ToString().ToUpper()} {config.Name}");
}
config.WriteAttributeDefinition(c, i, this is KeywordFragmentInput);
}
});
foreach (string keyword in _keywords)
{
context.WriteLine(keyword);
}
context.WriteLine("};");
context.Newine();
}
public override void Write(ShaderGenerationContext context)
{
context.LogShaderSection("Fragment Shader");
//todo it migh be more performant to only output a float3 for opaque shaders
context.WriteLine($"{context.CurrentPass.FragmentReturnFormat} frag(Varyings input) : COLOR{{");
context.WriteIndented(WriteFragmentShaderHeader);
base.Write(context);
context.WriteIndented(WriteFragmentShaderFooter);
context.KeywordMap.GetKeyword <KeywordModifyFinalColor>().Write(context);
context.WriteLineIndented("return __color;");
context.WriteLine("}");
}
public override void Write(ShaderGenerationContext context)
{
context.WriteLine("#define UNITY_SHADER_NO_UPGRADE 1");
context.LogShaderSection("Vertex Shader");
context.WriteIndented(WriteInnerVertexShader);
context.WriteLine("}");
}
internal void GeneratePasses(ShaderGenerationContext context)
{
context.WriteLine("SubShader{");
var passes = GetShaderModel();
context.WriteIndented(passes.Write);
context.WriteLine("}");
}
public void Write(ShaderGenerationContext context)
{
context.KeywordMap.GetKeyword <KeywordQueue>().Write(context);
//todo workaround for now
context.KeywordMap.GetKeyword <KeywordHasNormalMap>().Write(context);
context.WriteLine("HLSLINCLUDE");
context.WriteLine("#include \"Packages/com.henningboat.thshader/ShaderLibrary/Common.cginc\"");
foreach (ShaderModelTexture modelTexture in OptionalShaderModelTextures)
{
modelTexture.Write(context);
}
context.KeywordMap.GetMultiKeywords <KeywordDefine>().ForEach(keyword => keyword.Write(context));
context.KeywordMap.GetMultiKeywords <KeywordProperty>().ForEach(keyword => keyword.Write(context, false));
context.WriteLine(ShaderPass.ReadSourceFile(context, SubShaderHeader));
context.WriteLine("ENDHLSL");
GeneratePasses(context, out ShaderPass mainPass, out List <ShaderPass> additionalPasses);
if (context.SourceMap.CustomPasses.Count > 0)
{
foreach (SourceMap.ShaderPassSource customPass in context.SourceMap.CustomPasses)
{
context.WriteIndented(buildContext => mainPass.WritePass(buildContext, this, customPass));
}
}
else
{
context.WriteIndented(buildContext => mainPass.WritePass(buildContext, this, null));
}
foreach (ShaderPass pass in additionalPasses)
{
context.WriteIndented(buildContext => pass.WritePass(buildContext, this, null));
}
}