1 // Copyright 2013 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_SHM_H_ 6 #define UI_GL_GL_IMAGE_SHM_H_ 7 8 #include "base/memory/scoped_ptr.h" 9 #include "ui/gl/gl_bindings.h" 10 #include "ui/gl/gl_image.h" 11 12 namespace gfx { 13 14 class GL_EXPORT GLImageShm : public GLImage { 15 public: 16 GLImageShm(gfx::Size size, unsigned internalformat); 17 18 bool Initialize(gfx::GpuMemoryBufferHandle buffer); 19 20 // Overridden from GLImage: 21 virtual void Destroy() OVERRIDE; 22 virtual gfx::Size GetSize() OVERRIDE; 23 virtual bool BindTexImage(unsigned target) OVERRIDE; ReleaseTexImage(unsigned target)24 virtual void ReleaseTexImage(unsigned target) OVERRIDE {} WillUseTexImage()25 virtual void WillUseTexImage() OVERRIDE {} DidUseTexImage()26 virtual void DidUseTexImage() OVERRIDE {} WillModifyTexImage()27 virtual void WillModifyTexImage() OVERRIDE {} DidModifyTexImage()28 virtual void DidModifyTexImage() OVERRIDE {} 29 30 protected: 31 virtual ~GLImageShm(); 32 33 private: 34 scoped_ptr<base::SharedMemory> shared_memory_; 35 gfx::Size size_; 36 unsigned internalformat_; 37 #if defined(OS_WIN) || defined(USE_X11) || defined(OS_ANDROID) || \ 38 defined(USE_OZONE) 39 GLuint egl_texture_id_; 40 EGLImageKHR egl_image_; 41 #endif 42 43 DISALLOW_COPY_AND_ASSIGN(GLImageShm); 44 }; 45 46 } // namespace gfx 47 48 #endif // UI_GL_GL_IMAGE_SHM_H_ 49