vertex_descriptor_mtl.h

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// Copyright 2013 The Flutter Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
 
#ifndef FLUTTER_IMPELLER_RENDERER_BACKEND_METAL_VERTEX_DESCRIPTOR_MTL_H_
#define FLUTTER_IMPELLER_RENDERER_BACKEND_METAL_VERTEX_DESCRIPTOR_MTL_H_
 
#include <Metal/Metal.h>
 
#include <set>
 
#include "impeller/base/backend_cast.h"
#include "impeller/renderer/vertex_descriptor.h"
 
namespace impeller {
 
class VertexDescriptorMTL {
 public:
  VertexDescriptorMTL();
 
  ~VertexDescriptorMTL();
 
  bool SetStageInputsAndLayout(
      const std::vector<ShaderStageIOSlot>& inputs,
      const std::vector<ShaderStageBufferLayout>& layouts);
 
  MTLVertexDescriptor* GetMTLVertexDescriptor() const;
 
 private:
  MTLVertexDescriptor* descriptor_;
 
  VertexDescriptorMTL(const VertexDescriptorMTL&) = delete;
 
  VertexDescriptorMTL& operator=(const VertexDescriptorMTL&) = delete;
};
 
}  // namespace impeller
 
#endif  // FLUTTER_IMPELLER_RENDERER_BACKEND_METAL_VERTEX_DESCRIPTOR_MTL_H_