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| 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 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 "ui/gfx/compositor/compositor.h" | 5 #include "ui/gfx/compositor/compositor.h" |
| 6 | 6 |
| 7 #include "base/basictypes.h" | 7 #include "base/basictypes.h" |
| 8 #include "base/compiler_specific.h" | 8 #include "base/compiler_specific.h" |
| 9 #include "base/logging.h" | 9 #include "base/logging.h" |
| 10 #include "base/memory/scoped_ptr.h" | 10 #include "base/memory/scoped_ptr.h" |
| (...skipping 12 matching lines...) Expand all Loading... |
| 23 public: | 23 public: |
| 24 explicit CompositorGL(gfx::AcceleratedWidget widget); | 24 explicit CompositorGL(gfx::AcceleratedWidget widget); |
| 25 | 25 |
| 26 private: | 26 private: |
| 27 // Overridden from Compositor. | 27 // Overridden from Compositor. |
| 28 virtual Texture* CreateTexture() OVERRIDE; | 28 virtual Texture* CreateTexture() OVERRIDE; |
| 29 virtual void NotifyStart() OVERRIDE; | 29 virtual void NotifyStart() OVERRIDE; |
| 30 virtual void NotifyEnd() OVERRIDE; | 30 virtual void NotifyEnd() OVERRIDE; |
| 31 | 31 |
| 32 // The GL context used for compositing. | 32 // The GL context used for compositing. |
| 33 scoped_ptr<gfx::GLSurface> gl_surface_; |
| 33 scoped_ptr<gfx::GLContext> gl_context_; | 34 scoped_ptr<gfx::GLContext> gl_context_; |
| 34 | 35 |
| 35 // Keep track of whether compositing has started or not. | 36 // Keep track of whether compositing has started or not. |
| 36 bool started_; | 37 bool started_; |
| 37 | 38 |
| 38 DISALLOW_COPY_AND_ASSIGN(CompositorGL); | 39 DISALLOW_COPY_AND_ASSIGN(CompositorGL); |
| 39 }; | 40 }; |
| 40 | 41 |
| 41 CompositorGL::CompositorGL(gfx::AcceleratedWidget widget) | 42 CompositorGL::CompositorGL(gfx::AcceleratedWidget widget) |
| 42 : started_(false) { | 43 : started_(false) { |
| 43 scoped_ptr<gfx::GLSurface> surface( | 44 gl_surface_.reset(gfx::GLSurface::CreateViewGLSurface(widget)); |
| 44 gfx::GLSurface::CreateViewGLSurface(widget)); | 45 gl_context_.reset(gfx::GLContext::CreateGLContext(NULL)), |
| 45 gl_context_.reset(gfx::GLContext::CreateGLContext(surface.release(), NULL)), | |
| 46 } | 46 } |
| 47 | 47 |
| 48 Texture* CompositorGL::CreateTexture() { | 48 Texture* CompositorGL::CreateTexture() { |
| 49 return NULL; | 49 return NULL; |
| 50 } | 50 } |
| 51 | 51 |
| 52 void CompositorGL::NotifyStart() { | 52 void CompositorGL::NotifyStart() { |
| 53 started_ = true; | 53 started_ = true; |
| 54 gl_context_->MakeCurrent(); | 54 gl_context_->MakeCurrent(gl_surface_.get()); |
| 55 } | 55 } |
| 56 | 56 |
| 57 void CompositorGL::NotifyEnd() { | 57 void CompositorGL::NotifyEnd() { |
| 58 DCHECK(started_); | 58 DCHECK(started_); |
| 59 gl_context_->SwapBuffers(); | 59 gl_surface_->SwapBuffers(); |
| 60 started_ = false; | 60 started_ = false; |
| 61 } | 61 } |
| 62 | 62 |
| 63 } // namespace | 63 } // namespace |
| 64 | 64 |
| 65 // static | 65 // static |
| 66 Compositor* Compositor::Create(gfx::AcceleratedWidget widget) { | 66 Compositor* Compositor::Create(gfx::AcceleratedWidget widget) { |
| 67 if (gfx::GetGLImplementation() != gfx::kGLImplementationNone) | 67 if (gfx::GetGLImplementation() != gfx::kGLImplementationNone) |
| 68 return new CompositorGL(widget); | 68 return new CompositorGL(widget); |
| 69 return NULL; | 69 return NULL; |
| 70 } | 70 } |
| 71 #else | 71 #else |
| 72 class CompositorGL : public Compositor { | 72 class CompositorGL : public Compositor { |
| 73 public: | 73 public: |
| 74 explicit CompositorGL(gfx::AcceleratedWidget widget); | 74 explicit CompositorGL(gfx::AcceleratedWidget widget); |
| 75 | 75 |
| 76 private: | 76 private: |
| 77 // Overridden from Compositor. | 77 // Overridden from Compositor. |
| 78 void NotifyStart() OVERRIDE; | 78 void NotifyStart() OVERRIDE; |
| 79 void NotifyEnd() OVERRIDE; | 79 void NotifyEnd() OVERRIDE; |
| 80 void DrawTextureWithTransform(TextureID txt, | 80 void DrawTextureWithTransform(TextureID txt, |
| 81 const ui::Transform& transform) OVERRIDE; | 81 const ui::Transform& transform) OVERRIDE; |
| 82 void SaveTransform() OVERRIDE; | 82 void SaveTransform() OVERRIDE; |
| 83 void RestoreTransform() OVERRIDE; | 83 void RestoreTransform() OVERRIDE; |
| 84 | 84 |
| 85 // The GL context used for compositing. | 85 // The GL context used for compositing. |
| 86 scoped_ptr<gfx::GLSurface> gl_surface_; |
| 86 scoped_ptr<gfx::GLContext> gl_context_; | 87 scoped_ptr<gfx::GLContext> gl_context_; |
| 87 | 88 |
| 88 // Keep track of whether compositing has started or not. | 89 // Keep track of whether compositing has started or not. |
| 89 bool started_; | 90 bool started_; |
| 90 | 91 |
| 91 DISALLOW_COPY_AND_ASSIGN(CompositorGL); | 92 DISALLOW_COPY_AND_ASSIGN(CompositorGL); |
| 92 }; | 93 }; |
| 93 | 94 |
| 94 CompositorGL::CompositorGL(gfx::AcceleratedWidget widget) | 95 CompositorGL::CompositorGL(gfx::AcceleratedWidget widget) |
| 95 : started_(false) { | 96 : started_(false) { |
| 96 scoped_ptr<gfx::GLSurface> surface( | 97 gl_surface_.reset(gfx::GLSurface::CreateViewGLSurface(widget)); |
| 97 gfx::GLSurface::CreateViewGLSurface(widget)); | 98 gl_context_.reset(gfx::GLContext::CreateGLContext(NULL)); |
| 98 gl_context_.reset(gfx::GLContext::CreateGLContext(surface.release(), NULL)); | |
| 99 } | 99 } |
| 100 | 100 |
| 101 void CompositorGL::NotifyStart() { | 101 void CompositorGL::NotifyStart() { |
| 102 started_ = true; | 102 started_ = true; |
| 103 gl_context_->MakeCurrent(); | 103 gl_context_->MakeCurrent(gl_surface_.get()); |
| 104 } | 104 } |
| 105 | 105 |
| 106 void CompositorGL::NotifyEnd() { | 106 void CompositorGL::NotifyEnd() { |
| 107 DCHECK(started_); | 107 DCHECK(started_); |
| 108 gl_context_->SwapBuffers(); | 108 gl_surface_->SwapBuffers(); |
| 109 started_ = false; | 109 started_ = false; |
| 110 } | 110 } |
| 111 | 111 |
| 112 void CompositorGL::DrawTextureWithTransform(TextureID txt, | 112 void CompositorGL::DrawTextureWithTransform(TextureID txt, |
| 113 const ui::Transform& transform) { | 113 const ui::Transform& transform) { |
| 114 DCHECK(started_); | 114 DCHECK(started_); |
| 115 | 115 |
| 116 // TODO(wjmaclean): | 116 // TODO(wjmaclean): |
| 117 NOTIMPLEMENTED(); | 117 NOTIMPLEMENTED(); |
| 118 } | 118 } |
| 119 | 119 |
| 120 void CompositorGL::SaveTransform() { | 120 void CompositorGL::SaveTransform() { |
| 121 // TODO(sadrul): | 121 // TODO(sadrul): |
| 122 NOTIMPLEMENTED(); | 122 NOTIMPLEMENTED(); |
| 123 } | 123 } |
| 124 | 124 |
| 125 void CompositorGL::RestoreTransform() { | 125 void CompositorGL::RestoreTransform() { |
| 126 // TODO(sadrul): | 126 // TODO(sadrul): |
| 127 NOTIMPLEMENTED(); | 127 NOTIMPLEMENTED(); |
| 128 } | 128 } |
| 129 | 129 |
| 130 // static | 130 // static |
| 131 Compositor* Compositor::Create(gfx::AcceleratedWidget widget) { | 131 Compositor* Compositor::Create(gfx::AcceleratedWidget widget) { |
| 132 if (gfx::GetGLImplementation() != gfx::kGLImplementationNone) | 132 if (gfx::GetGLImplementation() != gfx::kGLImplementationNone) |
| 133 return new CompositorGL(widget); | 133 return new CompositorGL(widget); |
| 134 return NULL; | 134 return NULL; |
| 135 } | 135 } |
| 136 #endif | 136 #endif |
| 137 } // namespace ui | 137 } // namespace ui |
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