gfx/gl/SharedSurfaceGL.cpp

   1 /* -*- Mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 4; -*- */
   2 /* This Source Code Form is subject to the terms of the Mozilla Public
   3  * License, v. 2.0. If a copy of the MPL was not distributed with this
   4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   5
   6 #include "SharedSurfaceGL.h"
   7
   8 #include "GLBlitHelper.h"
   9 #include "GLContext.h"
  10 #include "GLReadTexImageHelper.h"
  11 #include "mozilla/gfx/2D.h"
  12 #include "mozilla/layers/TextureForwarder.h"
  13 #include "ScopedGLHelpers.h"
  14
  15 namespace mozilla {
  16 namespace gl {
  17
  18 /*static*/
  19 UniquePtr<SharedSurface_Basic> SharedSurface_Basic::Create(
  20     const SharedSurfaceDesc& desc) {
  21   auto fb = MozFramebuffer::Create(desc.gl, desc.size, 0, false);
  22   if (!fb) return nullptr;
  23
  24   return AsUnique(new SharedSurface_Basic(desc, std::move(fb)));
  25 }
  26
  27 SharedSurface_Basic::SharedSurface_Basic(const SharedSurfaceDesc& desc,
  28                                          UniquePtr<MozFramebuffer>&& fb)
  29     : SharedSurface(desc, std::move(fb)) {}
  30
  31 Maybe<layers::SurfaceDescriptor> SharedSurface_Basic::ToSurfaceDescriptor() {
  32   return Nothing();
  33 }
  34
  35 ////////////////////////////////////////////////////////////////////////
  36
  37 SurfaceFactory_Basic::SurfaceFactory_Basic(GLContext& gl)
  38     : SurfaceFactory({&gl, SharedSurfaceType::Basic,
  39                       layers::TextureType::Unknown, true}) {}
  40
  41 }  // namespace gl
  42 }  // namespace mozilla