shader_function_gles.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_GLES_SHADER_FUNCTION_GLES_H_
#define FLUTTER_IMPELLER_RENDERER_BACKEND_GLES_SHADER_FUNCTION_GLES_H_
 
#include <string>
 
#include "flutter/fml/macros.h"
#include "flutter/fml/mapping.h"
#include "impeller/base/backend_cast.h"
#include "impeller/renderer/shader_function.h"
 
namespace impeller {
 
class ShaderLibraryGLES;
 
class ShaderFunctionGLES final
    : public ShaderFunction,
      public BackendCast<ShaderFunctionGLES, ShaderFunction> {
 public:
  // |ShaderFunction|
  ~ShaderFunctionGLES() override;
 
  const std::shared_ptr<const fml::Mapping>& GetSourceMapping() const;
 
 private:
  friend ShaderLibraryGLES;
 
  std::shared_ptr<const fml::Mapping> mapping_;
 
  ShaderFunctionGLES(UniqueID library_id,
                     ShaderStage stage,
                     std::string name,
                     std::shared_ptr<const fml::Mapping> mapping);
 
  ShaderFunctionGLES(const ShaderFunctionGLES&) = delete;
 
  ShaderFunctionGLES& operator=(const ShaderFunctionGLES&) = delete;
};
 
}  // namespace impeller
 
#endif  // FLUTTER_IMPELLER_RENDERER_BACKEND_GLES_SHADER_FUNCTION_GLES_H_