gfx/webrender_bindings/RenderEGLImageTextureHost.h

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #ifndef MOZILLA_GFX_RENDEREGLIMAGETEXTUREHOSTOGL_H
   8 #define MOZILLA_GFX_RENDEREGLIMAGETEXTUREHOSTOGL_H
   9
  10 #include "mozilla/layers/TextureHostOGL.h"
  11 #include "RenderTextureHostOGL.h"
  12
  13 namespace mozilla {
  14
  15 namespace wr {
  16
  17 // RenderEGLImageTextureHost is created only for SharedSurface_EGLImage that is
  18 // created in parent process.
  19 class RenderEGLImageTextureHost final : public RenderTextureHostOGL {
  20  public:
  21   RenderEGLImageTextureHost(EGLImage aImage, EGLSync aSync, gfx::IntSize aSize);
  22
  23   wr::WrExternalImage Lock(uint8_t aChannelIndex, gl::GLContext* aGL,
  24                            wr::ImageRendering aRendering) override;
  25   void Unlock() override;
  26
  27   gfx::IntSize GetSize(uint8_t aChannelIndex) const override;
  28   GLuint GetGLHandle(uint8_t aChannelIndex) const override;
  29
  30  private:
  31   virtual ~RenderEGLImageTextureHost();
  32   void DeleteTextureHandle();
  33
  34   const EGLImage mImage;
  35   EGLSync mSync;
  36   const gfx::IntSize mSize;
  37
  38   RefPtr<gl::GLContext> mGL;
  39   GLenum mTextureTarget;
  40   GLuint mTextureHandle;
  41 };
  42
  43 }  // namespace wr
  44 }  // namespace mozilla
  45
  46 #endif  // MOZILLA_GFX_RENDEREGLIMAGETEXTUREHOSTOGL_H