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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 #ifndef WebGLTimerQueryEXT_h | 5 #ifndef WebGLTimerQueryEXT_h |
6 #define WebGLTimerQueryEXT_h | 6 #define WebGLTimerQueryEXT_h |
7 | 7 |
8 #include "modules/webgl/WebGLContextObject.h" | 8 #include "modules/webgl/WebGLContextObject.h" |
9 | 9 |
| 10 #include "public/platform/WebThread.h" |
| 11 |
10 namespace blink { | 12 namespace blink { |
11 | 13 |
12 class WebGLTimerQueryEXT : public WebGLContextObject { | 14 class WebGLTimerQueryEXT : public WebGLContextObject, public WebThread::TaskObse
rver { |
13 DEFINE_WRAPPERTYPEINFO(); | 15 DEFINE_WRAPPERTYPEINFO(); |
14 | 16 |
15 public: | 17 public: |
16 static WebGLTimerQueryEXT* create(WebGLRenderingContextBase*); | 18 static WebGLTimerQueryEXT* create(WebGLRenderingContextBase*); |
17 ~WebGLTimerQueryEXT() override; | 19 ~WebGLTimerQueryEXT() override; |
18 | 20 |
19 void setTarget(GLenum target) { m_target = target; } | 21 void setTarget(GLenum target) { m_target = target; } |
20 | 22 |
21 GLuint object() const { return m_queryId; } | 23 GLuint object() const { return m_queryId; } |
22 bool hasTarget() const { return m_target != 0; } | 24 bool hasTarget() const { return m_target != 0; } |
23 GLenum target() const { return m_target; } | 25 GLenum target() const { return m_target; } |
24 | 26 |
| 27 void resetCachedResult(); |
| 28 void updateCachedResult(WebGraphicsContext3D*); |
| 29 |
| 30 bool isQueryResultAvailable(); |
| 31 GLuint64 getQueryResult(); |
| 32 |
25 protected: | 33 protected: |
26 WebGLTimerQueryEXT(WebGLRenderingContextBase*); | 34 WebGLTimerQueryEXT(WebGLRenderingContextBase*); |
27 | 35 |
28 private: | 36 private: |
29 bool hasObject() const override { return m_queryId != 0; } | 37 bool hasObject() const override { return m_queryId != 0; } |
30 void deleteObjectImpl(WebGraphicsContext3D*) override; | 38 void deleteObjectImpl(WebGraphicsContext3D*) override; |
31 | 39 |
| 40 void registerTaskObserver(); |
| 41 void unregisterTaskObserver(); |
| 42 |
| 43 // TaskObserver implementation. |
| 44 void didProcessTask() override; |
| 45 void willProcessTask() override { } |
| 46 |
32 GLenum m_target; | 47 GLenum m_target; |
33 GLuint m_queryId; | 48 GLuint m_queryId; |
| 49 |
| 50 bool m_taskObserverRegistered; |
| 51 bool m_canUpdateAvailability; |
| 52 bool m_queryResultAvailable; |
| 53 GLuint64 m_queryResult; |
34 }; | 54 }; |
35 | 55 |
36 } // namespace blink | 56 } // namespace blink |
37 | 57 |
38 #endif // WebGLTimerQueryEXT_h | 58 #endif // WebGLTimerQueryEXT_h |
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