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1 // Copyright (c) 2012 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/image_transport_surface.h" | |
6 | |
7 #include "content/common/gpu/child_window_surface_win.h" | |
8 #include "content/common/gpu/pass_through_image_transport_surface.h" | |
9 #include "ui/gfx/native_widget_types.h" | |
10 #include "ui/gl/gl_bindings.h" | |
11 #include "ui/gl/gl_implementation.h" | |
12 #include "ui/gl/gl_surface_egl.h" | |
13 #include "ui/gl/vsync_provider_win.h" | |
14 | |
15 namespace content { | |
16 | |
17 // static | |
18 scoped_refptr<gfx::GLSurface> ImageTransportSurface::CreateNativeSurface( | |
19 GpuChannelManager* manager, | |
20 GpuCommandBufferStub* stub, | |
21 gpu::SurfaceHandle surface_handle, | |
22 gfx::GLSurface::Format format) { | |
23 DCHECK_NE(surface_handle, gpu::kNullSurfaceHandle); | |
24 | |
25 scoped_refptr<gfx::GLSurface> surface; | |
26 if (gfx::GetGLImplementation() == gfx::kGLImplementationEGLGLES2 && | |
27 gfx::GLSurfaceEGL::IsDirectCompositionSupported()) { | |
28 scoped_refptr<ChildWindowSurfaceWin> egl_surface( | |
29 new ChildWindowSurfaceWin(manager, surface_handle)); | |
30 surface = egl_surface; | |
31 | |
32 // TODO(jbauman): Get frame statistics from DirectComposition | |
33 scoped_ptr<gfx::VSyncProvider> vsync_provider( | |
34 new gfx::VSyncProviderWin(surface_handle)); | |
35 if (!egl_surface->Initialize(std::move(vsync_provider))) | |
36 return nullptr; | |
37 } else { | |
38 surface = gfx::GLSurface::CreateViewGLSurface(surface_handle); | |
39 if (!surface) | |
40 return nullptr; | |
41 } | |
42 | |
43 return scoped_refptr<gfx::GLSurface>(new PassThroughImageTransportSurface( | |
44 manager, stub, surface.get())); | |
45 } | |
46 | |
47 } // namespace content | |
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