surface_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.
 
#pragma once
 
#include <functional>
#include <memory>
 
#include "flutter/fml/macros.h"
#include "impeller/renderer/backend/gles/gles.h"
#include "impeller/renderer/context.h"
#include "impeller/renderer/surface.h"
 
namespace impeller {
 
class SurfaceGLES final : public Surface {
 public:
  using SwapCallback = std::function<bool(void)>;
 
  static std::unique_ptr<Surface> WrapFBO(
      const std::shared_ptr<Context>& context,
      SwapCallback swap_callback,
      GLuint fbo,
      PixelFormat color_format,
      ISize fbo_size);
 
  // |Surface|
  ~SurfaceGLES() override;
 
 private:
  SwapCallback swap_callback_;
 
  SurfaceGLES(SwapCallback swap_callback, const RenderTarget& target_desc);
 
  // |Surface|
  bool Present() const override;
 
  FML_DISALLOW_COPY_AND_ASSIGN(SurfaceGLES);
};
 
}  // namespace impeller