| OLD | NEW |
| 1 // Copyright 2011 The Chromium Authors. All rights reserved. | 1 // Copyright 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 "config.h" | 5 #include "config.h" |
| 6 | 6 |
| 7 #include "CCScheduler.h" | 7 #include "CCScheduler.h" |
| 8 | 8 |
| 9 #include "TraceEvent.h" | 9 #include "TraceEvent.h" |
| 10 #include <base/auto_reset.h> | 10 #include <base/auto_reset.h> |
| 11 | 11 |
| 12 namespace cc { | 12 namespace cc { |
| 13 | 13 |
| 14 CCScheduler::CCScheduler(CCSchedulerClient* client, scoped_ptr<CCFrameRateContro
ller> frameRateController) | 14 Scheduler::Scheduler(SchedulerClient* client, scoped_ptr<FrameRateController> fr
ameRateController) |
| 15 : m_client(client) | 15 : m_client(client) |
| 16 , m_frameRateController(frameRateController.Pass()) | 16 , m_frameRateController(frameRateController.Pass()) |
| 17 , m_insideProcessScheduledActions(false) | 17 , m_insideProcessScheduledActions(false) |
| 18 { | 18 { |
| 19 ASSERT(m_client); | 19 ASSERT(m_client); |
| 20 m_frameRateController->setClient(this); | 20 m_frameRateController->setClient(this); |
| 21 ASSERT(!m_stateMachine.vsyncCallbackNeeded()); | 21 ASSERT(!m_stateMachine.vsyncCallbackNeeded()); |
| 22 } | 22 } |
| 23 | 23 |
| 24 CCScheduler::~CCScheduler() | 24 Scheduler::~Scheduler() |
| 25 { | 25 { |
| 26 m_frameRateController->setActive(false); | 26 m_frameRateController->setActive(false); |
| 27 } | 27 } |
| 28 | 28 |
| 29 void CCScheduler::setCanBeginFrame(bool can) | 29 void Scheduler::setCanBeginFrame(bool can) |
| 30 { | 30 { |
| 31 m_stateMachine.setCanBeginFrame(can); | 31 m_stateMachine.setCanBeginFrame(can); |
| 32 processScheduledActions(); | 32 processScheduledActions(); |
| 33 } | 33 } |
| 34 | 34 |
| 35 void CCScheduler::setVisible(bool visible) | 35 void Scheduler::setVisible(bool visible) |
| 36 { | 36 { |
| 37 m_stateMachine.setVisible(visible); | 37 m_stateMachine.setVisible(visible); |
| 38 processScheduledActions(); | 38 processScheduledActions(); |
| 39 } | 39 } |
| 40 | 40 |
| 41 void CCScheduler::setCanDraw(bool canDraw) | 41 void Scheduler::setCanDraw(bool canDraw) |
| 42 { | 42 { |
| 43 m_stateMachine.setCanDraw(canDraw); | 43 m_stateMachine.setCanDraw(canDraw); |
| 44 processScheduledActions(); | 44 processScheduledActions(); |
| 45 } | 45 } |
| 46 | 46 |
| 47 void CCScheduler::setNeedsCommit() | 47 void Scheduler::setNeedsCommit() |
| 48 { | 48 { |
| 49 m_stateMachine.setNeedsCommit(); | 49 m_stateMachine.setNeedsCommit(); |
| 50 processScheduledActions(); | 50 processScheduledActions(); |
| 51 } | 51 } |
| 52 | 52 |
| 53 void CCScheduler::setNeedsForcedCommit() | 53 void Scheduler::setNeedsForcedCommit() |
| 54 { | 54 { |
| 55 m_stateMachine.setNeedsForcedCommit(); | 55 m_stateMachine.setNeedsForcedCommit(); |
| 56 processScheduledActions(); | 56 processScheduledActions(); |
| 57 } | 57 } |
| 58 | 58 |
| 59 void CCScheduler::setNeedsRedraw() | 59 void Scheduler::setNeedsRedraw() |
| 60 { | 60 { |
| 61 m_stateMachine.setNeedsRedraw(); | 61 m_stateMachine.setNeedsRedraw(); |
| 62 processScheduledActions(); | 62 processScheduledActions(); |
| 63 } | 63 } |
| 64 | 64 |
| 65 void CCScheduler::setNeedsForcedRedraw() | 65 void Scheduler::setNeedsForcedRedraw() |
| 66 { | 66 { |
| 67 m_stateMachine.setNeedsForcedRedraw(); | 67 m_stateMachine.setNeedsForcedRedraw(); |
| 68 processScheduledActions(); | 68 processScheduledActions(); |
| 69 } | 69 } |
| 70 | 70 |
| 71 void CCScheduler::setMainThreadNeedsLayerTextures() | 71 void Scheduler::setMainThreadNeedsLayerTextures() |
| 72 { | 72 { |
| 73 m_stateMachine.setMainThreadNeedsLayerTextures(); | 73 m_stateMachine.setMainThreadNeedsLayerTextures(); |
| 74 processScheduledActions(); | 74 processScheduledActions(); |
| 75 } | 75 } |
| 76 | 76 |
| 77 void CCScheduler::beginFrameComplete() | 77 void Scheduler::beginFrameComplete() |
| 78 { | 78 { |
| 79 TRACE_EVENT0("cc", "CCScheduler::beginFrameComplete"); | 79 TRACE_EVENT0("cc", "Scheduler::beginFrameComplete"); |
| 80 m_stateMachine.beginFrameComplete(); | 80 m_stateMachine.beginFrameComplete(); |
| 81 processScheduledActions(); | 81 processScheduledActions(); |
| 82 } | 82 } |
| 83 | 83 |
| 84 void CCScheduler::beginFrameAborted() | 84 void Scheduler::beginFrameAborted() |
| 85 { | 85 { |
| 86 TRACE_EVENT0("cc", "CCScheduler::beginFrameAborted"); | 86 TRACE_EVENT0("cc", "Scheduler::beginFrameAborted"); |
| 87 m_stateMachine.beginFrameAborted(); | 87 m_stateMachine.beginFrameAborted(); |
| 88 processScheduledActions(); | 88 processScheduledActions(); |
| 89 } | 89 } |
| 90 | 90 |
| 91 void CCScheduler::setMaxFramesPending(int maxFramesPending) | 91 void Scheduler::setMaxFramesPending(int maxFramesPending) |
| 92 { | 92 { |
| 93 m_frameRateController->setMaxFramesPending(maxFramesPending); | 93 m_frameRateController->setMaxFramesPending(maxFramesPending); |
| 94 } | 94 } |
| 95 | 95 |
| 96 void CCScheduler::setSwapBuffersCompleteSupported(bool supported) | 96 void Scheduler::setSwapBuffersCompleteSupported(bool supported) |
| 97 { | 97 { |
| 98 m_frameRateController->setSwapBuffersCompleteSupported(supported); | 98 m_frameRateController->setSwapBuffersCompleteSupported(supported); |
| 99 } | 99 } |
| 100 | 100 |
| 101 void CCScheduler::didSwapBuffersComplete() | 101 void Scheduler::didSwapBuffersComplete() |
| 102 { | 102 { |
| 103 TRACE_EVENT0("cc", "CCScheduler::didSwapBuffersComplete"); | 103 TRACE_EVENT0("cc", "Scheduler::didSwapBuffersComplete"); |
| 104 m_frameRateController->didFinishFrame(); | 104 m_frameRateController->didFinishFrame(); |
| 105 } | 105 } |
| 106 | 106 |
| 107 void CCScheduler::didLoseContext() | 107 void Scheduler::didLoseContext() |
| 108 { | 108 { |
| 109 TRACE_EVENT0("cc", "CCScheduler::didLoseContext"); | 109 TRACE_EVENT0("cc", "Scheduler::didLoseContext"); |
| 110 m_frameRateController->didAbortAllPendingFrames(); | 110 m_frameRateController->didAbortAllPendingFrames(); |
| 111 m_stateMachine.didLoseContext(); | 111 m_stateMachine.didLoseContext(); |
| 112 processScheduledActions(); | 112 processScheduledActions(); |
| 113 } | 113 } |
| 114 | 114 |
| 115 void CCScheduler::didRecreateContext() | 115 void Scheduler::didRecreateContext() |
| 116 { | 116 { |
| 117 TRACE_EVENT0("cc", "CCScheduler::didRecreateContext"); | 117 TRACE_EVENT0("cc", "Scheduler::didRecreateContext"); |
| 118 m_stateMachine.didRecreateContext(); | 118 m_stateMachine.didRecreateContext(); |
| 119 processScheduledActions(); | 119 processScheduledActions(); |
| 120 } | 120 } |
| 121 | 121 |
| 122 void CCScheduler::setTimebaseAndInterval(base::TimeTicks timebase, base::TimeDel
ta interval) | 122 void Scheduler::setTimebaseAndInterval(base::TimeTicks timebase, base::TimeDelta
interval) |
| 123 { | 123 { |
| 124 m_frameRateController->setTimebaseAndInterval(timebase, interval); | 124 m_frameRateController->setTimebaseAndInterval(timebase, interval); |
| 125 } | 125 } |
| 126 | 126 |
| 127 base::TimeTicks CCScheduler::anticipatedDrawTime() | 127 base::TimeTicks Scheduler::anticipatedDrawTime() |
| 128 { | 128 { |
| 129 return m_frameRateController->nextTickTime(); | 129 return m_frameRateController->nextTickTime(); |
| 130 } | 130 } |
| 131 | 131 |
| 132 void CCScheduler::vsyncTick(bool throttled) | 132 void Scheduler::vsyncTick(bool throttled) |
| 133 { | 133 { |
| 134 TRACE_EVENT1("cc", "CCScheduler::vsyncTick", "throttled", throttled); | 134 TRACE_EVENT1("cc", "Scheduler::vsyncTick", "throttled", throttled); |
| 135 if (!throttled) | 135 if (!throttled) |
| 136 m_stateMachine.didEnterVSync(); | 136 m_stateMachine.didEnterVSync(); |
| 137 processScheduledActions(); | 137 processScheduledActions(); |
| 138 if (!throttled) | 138 if (!throttled) |
| 139 m_stateMachine.didLeaveVSync(); | 139 m_stateMachine.didLeaveVSync(); |
| 140 } | 140 } |
| 141 | 141 |
| 142 void CCScheduler::processScheduledActions() | 142 void Scheduler::processScheduledActions() |
| 143 { | 143 { |
| 144 // We do not allow processScheduledActions to be recursive. | 144 // We do not allow processScheduledActions to be recursive. |
| 145 // The top-level call will iteratively execute the next action for us anyway
. | 145 // The top-level call will iteratively execute the next action for us anyway
. |
| 146 if (m_insideProcessScheduledActions) | 146 if (m_insideProcessScheduledActions) |
| 147 return; | 147 return; |
| 148 | 148 |
| 149 AutoReset<bool> markInside(&m_insideProcessScheduledActions, true); | 149 AutoReset<bool> markInside(&m_insideProcessScheduledActions, true); |
| 150 | 150 |
| 151 CCSchedulerStateMachine::Action action = m_stateMachine.nextAction(); | 151 SchedulerStateMachine::Action action = m_stateMachine.nextAction(); |
| 152 while (action != CCSchedulerStateMachine::ACTION_NONE) { | 152 while (action != SchedulerStateMachine::ACTION_NONE) { |
| 153 m_stateMachine.updateState(action); | 153 m_stateMachine.updateState(action); |
| 154 TRACE_EVENT1("cc", "CCScheduler::processScheduledActions()", "action", a
ction); | 154 TRACE_EVENT1("cc", "Scheduler::processScheduledActions()", "action", act
ion); |
| 155 | 155 |
| 156 switch (action) { | 156 switch (action) { |
| 157 case CCSchedulerStateMachine::ACTION_NONE: | 157 case SchedulerStateMachine::ACTION_NONE: |
| 158 break; | 158 break; |
| 159 case CCSchedulerStateMachine::ACTION_BEGIN_FRAME: | 159 case SchedulerStateMachine::ACTION_BEGIN_FRAME: |
| 160 m_client->scheduledActionBeginFrame(); | 160 m_client->scheduledActionBeginFrame(); |
| 161 break; | 161 break; |
| 162 case CCSchedulerStateMachine::ACTION_COMMIT: | 162 case SchedulerStateMachine::ACTION_COMMIT: |
| 163 m_client->scheduledActionCommit(); | 163 m_client->scheduledActionCommit(); |
| 164 break; | 164 break; |
| 165 case CCSchedulerStateMachine::ACTION_DRAW_IF_POSSIBLE: { | 165 case SchedulerStateMachine::ACTION_DRAW_IF_POSSIBLE: { |
| 166 CCScheduledActionDrawAndSwapResult result = m_client->scheduledActio
nDrawAndSwapIfPossible(); | 166 ScheduledActionDrawAndSwapResult result = m_client->scheduledActionD
rawAndSwapIfPossible(); |
| 167 m_stateMachine.didDrawIfPossibleCompleted(result.didDraw); | 167 m_stateMachine.didDrawIfPossibleCompleted(result.didDraw); |
| 168 if (result.didSwap) | 168 if (result.didSwap) |
| 169 m_frameRateController->didBeginFrame(); | 169 m_frameRateController->didBeginFrame(); |
| 170 break; | 170 break; |
| 171 } | 171 } |
| 172 case CCSchedulerStateMachine::ACTION_DRAW_FORCED: { | 172 case SchedulerStateMachine::ACTION_DRAW_FORCED: { |
| 173 CCScheduledActionDrawAndSwapResult result = m_client->scheduledActio
nDrawAndSwapForced(); | 173 ScheduledActionDrawAndSwapResult result = m_client->scheduledActionD
rawAndSwapForced(); |
| 174 if (result.didSwap) | 174 if (result.didSwap) |
| 175 m_frameRateController->didBeginFrame(); | 175 m_frameRateController->didBeginFrame(); |
| 176 break; | 176 break; |
| 177 } case CCSchedulerStateMachine::ACTION_BEGIN_CONTEXT_RECREATION: | 177 } case SchedulerStateMachine::ACTION_BEGIN_CONTEXT_RECREATION: |
| 178 m_client->scheduledActionBeginContextRecreation(); | 178 m_client->scheduledActionBeginContextRecreation(); |
| 179 break; | 179 break; |
| 180 case CCSchedulerStateMachine::ACTION_ACQUIRE_LAYER_TEXTURES_FOR_MAIN_THR
EAD: | 180 case SchedulerStateMachine::ACTION_ACQUIRE_LAYER_TEXTURES_FOR_MAIN_THREA
D: |
| 181 m_client->scheduledActionAcquireLayerTexturesForMainThread(); | 181 m_client->scheduledActionAcquireLayerTexturesForMainThread(); |
| 182 break; | 182 break; |
| 183 } | 183 } |
| 184 action = m_stateMachine.nextAction(); | 184 action = m_stateMachine.nextAction(); |
| 185 } | 185 } |
| 186 | 186 |
| 187 // Activate or deactivate the frame rate controller. | 187 // Activate or deactivate the frame rate controller. |
| 188 m_frameRateController->setActive(m_stateMachine.vsyncCallbackNeeded()); | 188 m_frameRateController->setActive(m_stateMachine.vsyncCallbackNeeded()); |
| 189 m_client->didAnticipatedDrawTimeChange(m_frameRateController->nextTickTime()
); | 189 m_client->didAnticipatedDrawTimeChange(m_frameRateController->nextTickTime()
); |
| 190 } | 190 } |
| 191 | 191 |
| 192 } // namespace cc | 192 } // namespace cc |
| OLD | NEW |