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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 "ui/gl/gl_surface.h" | |
6 | |
7 #include <EGL/egl.h> | |
8 | |
9 #include "base/logging.h" | |
10 #include "base/memory/ref_counted.h" | |
11 #include "ui/gl/egl_util.h" | |
12 #include "ui/gl/gl_bindings.h" | |
13 #include "ui/gl/gl_context.h" | |
14 #include "ui/gl/gl_implementation.h" | |
15 #include "ui/gl/gl_surface_egl.h" | |
16 #include "ui/gl/gl_surface_stub.h" | |
17 | |
18 using ui::GetLastEGLErrorString; | |
19 | |
20 namespace gfx { | |
21 | |
22 bool GLSurface::InitializeOneOffInternal() { | |
23 static bool initialized = false; | |
24 if (initialized) | |
25 return true; | |
26 | |
27 switch (GetGLImplementation()) { | |
28 case kGLImplementationEGLGLES2: | |
29 if (!GLSurfaceEGL::InitializeOneOff()) { | |
30 LOG(ERROR) << "GLSurfaceEGL::InitializeOneOff failed."; | |
31 return false; | |
32 } | |
33 break; | |
34 default: | |
35 NOTREACHED(); | |
36 break; | |
37 } | |
38 | |
39 initialized = true; | |
40 return true; | |
41 } | |
42 // static | |
43 scoped_refptr<GLSurface> | |
44 GLSurface::CreateViewGLSurface(bool software, gfx::AcceleratedWidget window) { | |
45 if (software) | |
46 return NULL; | |
47 | |
48 switch (GetGLImplementation()) { | |
49 case kGLImplementationEGLGLES2: { | |
50 scoped_refptr<GLSurface> surface; | |
51 if (window) | |
52 surface = new NativeViewGLSurfaceEGL(false, window); | |
53 else | |
54 surface = new GLSurfaceStub(); | |
55 if (!surface->Initialize()) | |
56 return NULL; | |
57 return surface; | |
58 } | |
59 default: | |
60 NOTREACHED(); | |
61 return NULL; | |
62 } | |
63 } | |
64 | |
65 // static | |
66 scoped_refptr<GLSurface> | |
67 GLSurface::CreateOffscreenGLSurface(bool software, const gfx::Size& size) { | |
68 if (software) | |
69 return NULL; | |
70 | |
71 switch (GetGLImplementation()) { | |
72 case kGLImplementationEGLGLES2: { | |
73 scoped_refptr<PbufferGLSurfaceEGL> surface( | |
74 new PbufferGLSurfaceEGL(false, size)); | |
75 if (!surface->Initialize()) | |
76 return NULL; | |
77 return surface; | |
78 } | |
79 default: | |
80 NOTREACHED(); | |
81 return NULL; | |
82 } | |
83 } | |
84 | |
85 } // namespace gfx | |
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