#pragma region CPL License
/*
Nuclex Native Framework
Copyright (C) 2002-2013 Nuclex Development Labs

This library is free software; you can redistribute it and/or
modify it under the terms of the IBM Common Public License as
published by the IBM Corporation; either version 1.0 of the
License, or (at your option) any later version.

This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
IBM Common Public License for more details.

You should have received a copy of the IBM Common Public
License along with this library
*/
#pragma endregion // CPL License

#ifndef NUCLEX_GRAPHICS_INTROSPECTION_BUILTINSEMANTIC_H
#define NUCLEX_GRAPHICS_INTROSPECTION_BUILTINSEMANTIC_H

namespace Nuclex { namespace Graphics { namespace Introspection {

  // ------------------------------------------------------------------------------------------- //

  namespace BuiltInSemantic {

    /// <summary>Built-in semantics of shader values</summary>
    enum Enum {

      /// <summary>Shader value does not have a built-in semantic</summary>
      NotBuiltIn = 0,
      /// <summary>Shader value contains a position</summary>
      Position = 1,
      /// <summary>Shader value describes the clipping distance</summary>
      ClipDistance = 2,
      /// <summary>Shader value describes the culling distance</summary>
      CullDistance = 3,
      /// <summary>Shader value contains the index of a render target</summary>
      RenderTargetArrayIndex = 4,
      /// <summary>Shader value contains the index of a viewport</summary>
      ViewportArrayIndex = 5,
      /// <summary>Shader value references a vertex</summary>
      VertexId = 6,
      /// <summary>Shader value references a primitive</summary>
      PrimitiveId = 7,
      /// <summary>Shader value references an instance</summary>
      InstanceId = 8,
      /// <summary>Shader value indicates whether the front face faces the camera</summary>
      IsFrontFace = 9,
      /// <summary>Shader value contains an index for a sampler array</summary>
      SampleIndex = 10,
      /// <summary>Shader value contains render target data</summary>
      Target = 11,
      /// <summary>Shader value contains depth buffer data</summary>
      Depth = 12,
      /// <summary>Shader value contains alpha coverage data</summary>
      Coverage = 13,
      /// <summary>Shader value specifies the minimum depth for a pixel shader</summary>
      DepthGreaterEqual = 14,
      /// <summary>Shader value specifies the maximum depth for a pixel shader</summary>
      DepthLessEqual = 15

    };

  } // namespace BuiltInSemantic

  // ------------------------------------------------------------------------------------------- //

}}} // namespace Nuclex::Graphics::Introspection

#endif // NUCLEX_GRAPHICS_INTROSPECTION_BUILTINSEMANTIC_H