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| 1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 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 "platform/graphics/gpu/SharedContextRateLimiter.h" | 5 #include "platform/graphics/gpu/SharedContextRateLimiter.h" |
| 6 | 6 |
| 7 #include "gpu/GLES2/gl2extchromium.h" | 7 #include "gpu/GLES2/gl2extchromium.h" |
| 8 #include "platform/graphics/gpu/Extensions3DUtil.h" | 8 #include "platform/graphics/gpu/Extensions3DUtil.h" |
| 9 #include "public/platform/Platform.h" | 9 #include "public/platform/Platform.h" |
| 10 #include "public/platform/WebGraphicsContext3DProvider.h" | 10 #include "public/platform/WebGraphicsContext3DProvider.h" |
| (...skipping 12 matching lines...) Expand all Loading... |
| 23 : m_maxPendingTicks(maxPendingTicks), m_canUseSyncQueries(false) { | 23 : m_maxPendingTicks(maxPendingTicks), m_canUseSyncQueries(false) { |
| 24 m_contextProvider = wrapUnique( | 24 m_contextProvider = wrapUnique( |
| 25 Platform::current()->createSharedOffscreenGraphicsContext3DProvider()); | 25 Platform::current()->createSharedOffscreenGraphicsContext3DProvider()); |
| 26 if (!m_contextProvider) | 26 if (!m_contextProvider) |
| 27 return; | 27 return; |
| 28 | 28 |
| 29 gpu::gles2::GLES2Interface* gl = m_contextProvider->contextGL(); | 29 gpu::gles2::GLES2Interface* gl = m_contextProvider->contextGL(); |
| 30 if (gl && gl->GetGraphicsResetStatusKHR() == GL_NO_ERROR) { | 30 if (gl && gl->GetGraphicsResetStatusKHR() == GL_NO_ERROR) { |
| 31 std::unique_ptr<Extensions3DUtil> extensionsUtil = | 31 std::unique_ptr<Extensions3DUtil> extensionsUtil = |
| 32 Extensions3DUtil::create(gl); | 32 Extensions3DUtil::create(gl); |
| 33 // TODO(junov): when the GLES 3.0 command buffer is ready, we could use fenc
eSync instead | 33 // TODO(junov): when the GLES 3.0 command buffer is ready, we could use |
| 34 // fenceSync instead. |
| 34 m_canUseSyncQueries = | 35 m_canUseSyncQueries = |
| 35 extensionsUtil->supportsExtension("GL_CHROMIUM_sync_query"); | 36 extensionsUtil->supportsExtension("GL_CHROMIUM_sync_query"); |
| 36 } | 37 } |
| 37 } | 38 } |
| 38 | 39 |
| 39 void SharedContextRateLimiter::tick() { | 40 void SharedContextRateLimiter::tick() { |
| 40 if (!m_contextProvider) | 41 if (!m_contextProvider) |
| 41 return; | 42 return; |
| 42 | 43 |
| 43 gpu::gles2::GLES2Interface* gl = m_contextProvider->contextGL(); | 44 gpu::gles2::GLES2Interface* gl = m_contextProvider->contextGL(); |
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| 73 while (m_queries.size() > 0) { | 74 while (m_queries.size() > 0) { |
| 74 gl->DeleteQueriesEXT(1, &m_queries.first()); | 75 gl->DeleteQueriesEXT(1, &m_queries.first()); |
| 75 m_queries.removeFirst(); | 76 m_queries.removeFirst(); |
| 76 } | 77 } |
| 77 } else { | 78 } else { |
| 78 m_queries.clear(); | 79 m_queries.clear(); |
| 79 } | 80 } |
| 80 } | 81 } |
| 81 | 82 |
| 82 } // namespace blink | 83 } // namespace blink |
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