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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "content/common/gpu/image_transport_surface.h" | 5 #include "gpu/ipc/service/image_transport_surface.h" |
6 | 6 |
7 #include "base/macros.h" | 7 #include "base/macros.h" |
8 #include "content/common/gpu/pass_through_image_transport_surface.h" | 8 #include "gpu/ipc/service/pass_through_image_transport_surface.h" |
9 #include "ui/gfx/native_widget_types.h" | 9 #include "ui/gfx/native_widget_types.h" |
10 #include "ui/gl/gl_surface_osmesa.h" | 10 #include "ui/gl/gl_surface_osmesa.h" |
11 | 11 |
12 namespace content { | 12 namespace gpu { |
13 | 13 |
14 scoped_refptr<gfx::GLSurface> ImageTransportSurfaceCreateNativeSurface( | 14 scoped_refptr<gfx::GLSurface> ImageTransportSurfaceCreateNativeSurface( |
15 GpuChannelManager* manager, | 15 GpuChannelManager* manager, |
16 GpuCommandBufferStub* stub, | 16 GpuCommandBufferStub* stub, |
17 gpu::SurfaceHandle handle); | 17 SurfaceHandle handle); |
18 | 18 |
19 namespace { | 19 namespace { |
20 | 20 |
21 // A subclass of GLSurfaceOSMesa that doesn't print an error message when | 21 // A subclass of GLSurfaceOSMesa that doesn't print an error message when |
22 // SwapBuffers() is called. | 22 // SwapBuffers() is called. |
23 class DRTSurfaceOSMesa : public gfx::GLSurfaceOSMesa { | 23 class DRTSurfaceOSMesa : public gfx::GLSurfaceOSMesa { |
24 public: | 24 public: |
25 // Size doesn't matter, the surface is resized to the right size later. | 25 // Size doesn't matter, the surface is resized to the right size later. |
26 DRTSurfaceOSMesa() | 26 DRTSurfaceOSMesa() |
27 : GLSurfaceOSMesa(gfx::GLSurface::SURFACE_OSMESA_RGBA, gfx::Size(1, 1)) {} | 27 : GLSurfaceOSMesa(gfx::GLSurface::SURFACE_OSMESA_RGBA, gfx::Size(1, 1)) {} |
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39 } | 39 } |
40 | 40 |
41 bool g_allow_os_mesa = false; | 41 bool g_allow_os_mesa = false; |
42 | 42 |
43 } // namespace | 43 } // namespace |
44 | 44 |
45 // static | 45 // static |
46 scoped_refptr<gfx::GLSurface> ImageTransportSurface::CreateNativeSurface( | 46 scoped_refptr<gfx::GLSurface> ImageTransportSurface::CreateNativeSurface( |
47 GpuChannelManager* manager, | 47 GpuChannelManager* manager, |
48 GpuCommandBufferStub* stub, | 48 GpuCommandBufferStub* stub, |
49 gpu::SurfaceHandle surface_handle, | 49 SurfaceHandle surface_handle, |
50 gfx::GLSurface::Format format) { | 50 gfx::GLSurface::Format format) { |
51 DCHECK_NE(surface_handle, gpu::kNullSurfaceHandle); | 51 DCHECK_NE(surface_handle, kNullSurfaceHandle); |
52 | 52 |
53 switch (gfx::GetGLImplementation()) { | 53 switch (gfx::GetGLImplementation()) { |
54 case gfx::kGLImplementationDesktopGL: | 54 case gfx::kGLImplementationDesktopGL: |
55 case gfx::kGLImplementationDesktopGLCoreProfile: | 55 case gfx::kGLImplementationDesktopGLCoreProfile: |
56 case gfx::kGLImplementationAppleGL: | 56 case gfx::kGLImplementationAppleGL: |
57 return ImageTransportSurfaceCreateNativeSurface(manager, stub, | 57 return ImageTransportSurfaceCreateNativeSurface(manager, stub, |
58 surface_handle); | 58 surface_handle); |
59 default: | 59 default: |
60 // Content shell in DRT mode spins up a gpu process which needs an | 60 // Content shell in DRT mode spins up a gpu process which needs an |
61 // image transport surface, but that surface isn't used to read pixel | 61 // image transport surface, but that surface isn't used to read pixel |
62 // baselines. So this is mostly a dummy surface. | 62 // baselines. So this is mostly a dummy surface. |
63 if (!g_allow_os_mesa) { | 63 if (!g_allow_os_mesa) { |
64 NOTREACHED(); | 64 NOTREACHED(); |
65 return nullptr; | 65 return nullptr; |
66 } | 66 } |
67 scoped_refptr<gfx::GLSurface> surface(new DRTSurfaceOSMesa()); | 67 scoped_refptr<gfx::GLSurface> surface(new DRTSurfaceOSMesa()); |
68 if (!surface.get() || !surface->Initialize(format)) | 68 if (!surface.get() || !surface->Initialize(format)) |
69 return surface; | 69 return surface; |
70 return scoped_refptr<gfx::GLSurface>(new PassThroughImageTransportSurface( | 70 return scoped_refptr<gfx::GLSurface>(new PassThroughImageTransportSurface( |
71 manager, stub, surface.get())); | 71 manager, stub, surface.get())); |
72 } | 72 } |
73 } | 73 } |
74 | 74 |
75 // static | 75 // static |
76 void ImageTransportSurface::SetAllowOSMesaForTesting(bool allow) { | 76 void ImageTransportSurface::SetAllowOSMesaForTesting(bool allow) { |
77 g_allow_os_mesa = allow; | 77 g_allow_os_mesa = allow; |
78 } | 78 } |
79 | 79 |
80 } // namespace content | 80 } // namespace gpu |
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