content/common/gpu/gpu_memory_buffer_factory_x11_pixmap.cc

   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 #include "content/common/gpu/gpu_memory_buffer_factory_x11_pixmap.h"
   6
   7 #include "ui/gl/gl_image_glx.h"
   8
   9 namespace content {
  10
  11 GpuMemoryBufferFactoryX11Pixmap::GpuMemoryBufferFactoryX11Pixmap() {
  12 }
  13
  14 GpuMemoryBufferFactoryX11Pixmap::~GpuMemoryBufferFactoryX11Pixmap() {
  15 }
  16
  17 void GpuMemoryBufferFactoryX11Pixmap::CreateGpuMemoryBuffer(
  18     const gfx::GpuMemoryBufferId& id,
  19     XID pixmap) {
  20   X11PixmapMapKey key(id.primary_id, id.secondary_id);
  21   DCHECK(pixmaps_.find(key) == pixmaps_.end());
  22   pixmaps_[key] = pixmap;
  23 }
  24
  25 void GpuMemoryBufferFactoryX11Pixmap::DestroyGpuMemoryBuffer(
  26     const gfx::GpuMemoryBufferId& id) {
  27   X11PixmapMapKey key(id.primary_id, id.secondary_id);
  28   X11PixmapMap::iterator it = pixmaps_.find(key);
  29   if (it != pixmaps_.end())
  30     pixmaps_.erase(it);
  31 }
  32
  33 scoped_refptr<gfx::GLImage>
  34 GpuMemoryBufferFactoryX11Pixmap::CreateImageForGpuMemoryBuffer(
  35     const gfx::GpuMemoryBufferId& id,
  36     const gfx::Size& size,
  37     unsigned internalformat) {
  38   X11PixmapMapKey key(id.primary_id, id.secondary_id);
  39   X11PixmapMap::iterator it = pixmaps_.find(key);
  40   if (it == pixmaps_.end())
  41     return scoped_refptr<gfx::GLImage>();
  42
  43   scoped_refptr<gfx::GLImageGLX> image(
  44       new gfx::GLImageGLX(size, internalformat));
  45   if (!image->Initialize(it->second))
  46     return scoped_refptr<gfx::GLImage>();
  47
  48   return image;
  49 }
  50
  51 }  // namespace content