ui/gl/gl_image_surface_texture.h

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef UI_GL_GL_IMAGE_SURFACE_TEXTURE_H_
   6 #define UI_GL_GL_IMAGE_SURFACE_TEXTURE_H_
   7
   8 #include "base/memory/ref_counted.h"
   9 #include "ui/gfx/gpu_memory_buffer.h"
  10 #include "ui/gl/gl_bindings.h"
  11 #include "ui/gl/gl_image.h"
  12
  13 namespace gfx {
  14
  15 class SurfaceTexture;
  16
  17 class GL_EXPORT GLImageSurfaceTexture : public GLImage {
  18  public:
  19   explicit GLImageSurfaceTexture(const gfx::Size& size);
  20
  21   bool Initialize(const gfx::GpuMemoryBufferHandle& handle);
  22
  23   // Overridden from GLImage:
  24   virtual void Destroy(bool have_context) OVERRIDE;
  25   virtual gfx::Size GetSize() OVERRIDE;
  26   virtual bool BindTexImage(unsigned target) OVERRIDE;
  27   virtual void ReleaseTexImage(unsigned target) OVERRIDE {}
  28   virtual void WillUseTexImage() OVERRIDE {}
  29   virtual void DidUseTexImage() OVERRIDE {}
  30   virtual void WillModifyTexImage() OVERRIDE {}
  31   virtual void DidModifyTexImage() OVERRIDE {}
  32   virtual bool ScheduleOverlayPlane(gfx::AcceleratedWidget widget,
  33                                     int z_order,
  34                                     OverlayTransform transform,
  35                                     const Rect& bounds_rect,
  36                                     const RectF& crop_rect) OVERRIDE;
  37
  38  protected:
  39   virtual ~GLImageSurfaceTexture();
  40
  41  private:
  42   scoped_refptr<SurfaceTexture> surface_texture_;
  43   const gfx::Size size_;
  44   GLint texture_id_;
  45
  46   DISALLOW_COPY_AND_ASSIGN(GLImageSurfaceTexture);
  47 };
  48
  49 }  // namespace gfx
  50
  51 #endif  // UI_GL_GL_IMAGE_SURFACE_TEXTURE_H_