protected override void CompileInternal(ShaderStage shaderStage, string filePath, VertexType vertexType)
{
var macros = Macros.Select(macro => new ShaderMacro(macro.Key, macro.Value)).ToArray();
using var includeHandler = new IncludeHandler(null);
_shaderBytecode = LoadBytecode(shaderStage, filePath, includeHandler, macros);
if (shaderStage == ShaderStage.Vertex && vertexType != VertexType.Unknown)
{
InputLayout = _graphicsFactory.CreateInputLayout(vertexType, _shaderBytecode);
}
switch (shaderStage)
{
case ShaderStage.Vertex:
_shaderObject = new VertexShader(_graphicsDevice, _shaderBytecode);
break;
case ShaderStage.Pixel:
_shaderObject = new PixelShader(_graphicsDevice, _shaderBytecode);
break;
case ShaderStage.Compute:
_shaderObject = new ComputeShader(_graphicsDevice, _shaderBytecode);
break;
default:
throw new ArgumentOutOfRangeException(nameof(shaderStage), shaderStage, null);
}
}
private DeviceChild CreateShader(ShaderStage shaderStage, VertexType vertexType)
{
if (shaderStage == ShaderStage.Vertex && vertexType != VertexType.Unknown)
{
InputLayout = _graphicsFactory.CreateInputLayout(vertexType, _shaderBytecode);
}
return(shaderStage switch
{
ShaderStage.Vertex => new VertexShader(_graphicsDevice, _shaderBytecode),
ShaderStage.Pixel => new PixelShader(_graphicsDevice, _shaderBytecode),
ShaderStage.Compute => new ComputeShader(_graphicsDevice, _shaderBytecode),
_ => throw new ArgumentOutOfRangeException(nameof(shaderStage), shaderStage, null)
});