blit_command_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_BLIT_COMMAND_GLES_H_
#define FLUTTER_IMPELLER_RENDERER_BACKEND_GLES_BLIT_COMMAND_GLES_H_
 
#include "impeller/base/backend_cast.h"
#include "impeller/renderer/backend/gles/reactor_gles.h"
#include "impeller/renderer/blit_command.h"
 
namespace impeller {
 
/// Mixin for dispatching GLES commands.
struct BlitEncodeGLES : BackendCast<BlitEncodeGLES, BlitCommand> {
  virtual ~BlitEncodeGLES();
 
  virtual std::string GetLabel() const = 0;
 
  [[nodiscard]] virtual bool Encode(const ReactorGLES& reactor) const = 0;
};
 
struct BlitCopyBufferToTextureCommandGLES
    : public BlitEncodeGLES,
      public BlitCopyBufferToTextureCommand {
  ~BlitCopyBufferToTextureCommandGLES() override;
 
  std::string GetLabel() const override;
 
  [[nodiscard]] bool Encode(const ReactorGLES& reactor) const override;
};
 
struct BlitCopyTextureToTextureCommandGLES
    : public BlitEncodeGLES,
      public BlitCopyTextureToTextureCommand {
  ~BlitCopyTextureToTextureCommandGLES() override;
 
  std::string GetLabel() const override;
 
  [[nodiscard]] bool Encode(const ReactorGLES& reactor) const override;
};
 
struct BlitCopyTextureToBufferCommandGLES
    : public BlitEncodeGLES,
      public BlitCopyTextureToBufferCommand {
  ~BlitCopyTextureToBufferCommandGLES() override;
 
  std::string GetLabel() const override;
 
  [[nodiscard]] bool Encode(const ReactorGLES& reactor) const override;
};
 
struct BlitGenerateMipmapCommandGLES : public BlitEncodeGLES,
                                       public BlitGenerateMipmapCommand {
  ~BlitGenerateMipmapCommandGLES() override;
 
  std::string GetLabel() const override;
 
  [[nodiscard]] bool Encode(const ReactorGLES& reactor) const override;
};
 
struct BlitResizeTextureCommandGLES : public BlitEncodeGLES,
                                      public BlitResizeTextureCommand {
  ~BlitResizeTextureCommandGLES() override;
 
  std::string GetLabel() const override;
 
  [[nodiscard]] bool Encode(const ReactorGLES& reactor) const override;
};
 
}  // namespace impeller
 
#endif  // FLUTTER_IMPELLER_RENDERER_BACKEND_GLES_BLIT_COMMAND_GLES_H_