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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 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 | 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/gl/scoped_make_current.h" | 5 #include "ui/gl/scoped_make_current.h" |
| 6 | 6 |
| 7 #include "base/logging.h" | 7 #include "base/logging.h" |
| 8 #include "ui/gl/gl_context.h" | 8 #include "ui/gl/gl_context.h" |
| 9 #include "ui/gl/gl_surface.h" | 9 #include "ui/gl/gl_surface.h" |
| 10 | 10 |
| 11 namespace ui { | 11 namespace ui { |
| 12 | 12 |
| 13 ScopedMakeCurrent::ScopedMakeCurrent(gfx::GLContext* context, | 13 ScopedMakeCurrent::ScopedMakeCurrent(gl::GLContext* context, |
| 14 gfx::GLSurface* surface) | 14 gl::GLSurface* surface) |
| 15 : previous_context_(gfx::GLContext::GetCurrent()), | 15 : previous_context_(gl::GLContext::GetCurrent()), |
| 16 previous_surface_(gfx::GLSurface::GetCurrent()), | 16 previous_surface_(gl::GLSurface::GetCurrent()), |
| 17 context_(context), | 17 context_(context), |
| 18 surface_(surface), | 18 surface_(surface), |
| 19 succeeded_(false) { | 19 succeeded_(false) { |
| 20 DCHECK(context); | 20 DCHECK(context); |
| 21 DCHECK(surface); | 21 DCHECK(surface); |
| 22 succeeded_ = context->MakeCurrent(surface); | 22 succeeded_ = context->MakeCurrent(surface); |
| 23 } | 23 } |
| 24 | 24 |
| 25 ScopedMakeCurrent::~ScopedMakeCurrent() { | 25 ScopedMakeCurrent::~ScopedMakeCurrent() { |
| 26 if (previous_context_.get()) { | 26 if (previous_context_.get()) { |
| 27 DCHECK(previous_surface_.get()); | 27 DCHECK(previous_surface_.get()); |
| 28 previous_context_->MakeCurrent(previous_surface_.get()); | 28 previous_context_->MakeCurrent(previous_surface_.get()); |
| 29 } else { | 29 } else { |
| 30 context_->ReleaseCurrent(surface_.get()); | 30 context_->ReleaseCurrent(surface_.get()); |
| 31 } | 31 } |
| 32 } | 32 } |
| 33 | 33 |
| 34 bool ScopedMakeCurrent::Succeeded() const { | 34 bool ScopedMakeCurrent::Succeeded() const { |
| 35 return succeeded_; | 35 return succeeded_; |
| 36 } | 36 } |
| 37 | 37 |
| 38 } // namespace ui | 38 } // namespace ui |
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