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Side by Side Diff: cc/CCScheduler.cpp

Issue 11122003: [cc] Rename all cc/ filenames to Chromium style (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Created 8 years, 2 months ago
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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
3 // found in the LICENSE file.
4
5 #include "config.h"
6
7 #include "CCScheduler.h"
8
9 #include "TraceEvent.h"
10 #include <base/auto_reset.h>
11
12 namespace cc {
13
14 CCScheduler::CCScheduler(CCSchedulerClient* client, scoped_ptr<CCFrameRateContro ller> frameRateController)
15 : m_client(client)
16 , m_frameRateController(frameRateController.Pass())
17 , m_insideProcessScheduledActions(false)
18 {
19 ASSERT(m_client);
20 m_frameRateController->setClient(this);
21 ASSERT(!m_stateMachine.vsyncCallbackNeeded());
22 }
23
24 CCScheduler::~CCScheduler()
25 {
26 m_frameRateController->setActive(false);
27 }
28
29 void CCScheduler::setCanBeginFrame(bool can)
30 {
31 m_stateMachine.setCanBeginFrame(can);
32 processScheduledActions();
33 }
34
35 void CCScheduler::setVisible(bool visible)
36 {
37 m_stateMachine.setVisible(visible);
38 processScheduledActions();
39 }
40
41 void CCScheduler::setCanDraw(bool canDraw)
42 {
43 m_stateMachine.setCanDraw(canDraw);
44 processScheduledActions();
45 }
46
47 void CCScheduler::setNeedsCommit()
48 {
49 m_stateMachine.setNeedsCommit();
50 processScheduledActions();
51 }
52
53 void CCScheduler::setNeedsForcedCommit()
54 {
55 m_stateMachine.setNeedsForcedCommit();
56 processScheduledActions();
57 }
58
59 void CCScheduler::setNeedsRedraw()
60 {
61 m_stateMachine.setNeedsRedraw();
62 processScheduledActions();
63 }
64
65 void CCScheduler::setNeedsForcedRedraw()
66 {
67 m_stateMachine.setNeedsForcedRedraw();
68 processScheduledActions();
69 }
70
71 void CCScheduler::setMainThreadNeedsLayerTextures()
72 {
73 m_stateMachine.setMainThreadNeedsLayerTextures();
74 processScheduledActions();
75 }
76
77 void CCScheduler::beginFrameComplete()
78 {
79 TRACE_EVENT0("cc", "CCScheduler::beginFrameComplete");
80 m_stateMachine.beginFrameComplete();
81 processScheduledActions();
82 }
83
84 void CCScheduler::beginFrameAborted()
85 {
86 TRACE_EVENT0("cc", "CCScheduler::beginFrameAborted");
87 m_stateMachine.beginFrameAborted();
88 processScheduledActions();
89 }
90
91 void CCScheduler::setMaxFramesPending(int maxFramesPending)
92 {
93 m_frameRateController->setMaxFramesPending(maxFramesPending);
94 }
95
96 void CCScheduler::setSwapBuffersCompleteSupported(bool supported)
97 {
98 m_frameRateController->setSwapBuffersCompleteSupported(supported);
99 }
100
101 void CCScheduler::didSwapBuffersComplete()
102 {
103 TRACE_EVENT0("cc", "CCScheduler::didSwapBuffersComplete");
104 m_frameRateController->didFinishFrame();
105 }
106
107 void CCScheduler::didLoseContext()
108 {
109 TRACE_EVENT0("cc", "CCScheduler::didLoseContext");
110 m_frameRateController->didAbortAllPendingFrames();
111 m_stateMachine.didLoseContext();
112 processScheduledActions();
113 }
114
115 void CCScheduler::didRecreateContext()
116 {
117 TRACE_EVENT0("cc", "CCScheduler::didRecreateContext");
118 m_stateMachine.didRecreateContext();
119 processScheduledActions();
120 }
121
122 void CCScheduler::setTimebaseAndInterval(base::TimeTicks timebase, base::TimeDel ta interval)
123 {
124 m_frameRateController->setTimebaseAndInterval(timebase, interval);
125 }
126
127 base::TimeTicks CCScheduler::anticipatedDrawTime()
128 {
129 return m_frameRateController->nextTickTime();
130 }
131
132 void CCScheduler::vsyncTick(bool throttled)
133 {
134 TRACE_EVENT1("cc", "CCScheduler::vsyncTick", "throttled", throttled);
135 if (!throttled)
136 m_stateMachine.didEnterVSync();
137 processScheduledActions();
138 if (!throttled)
139 m_stateMachine.didLeaveVSync();
140 }
141
142 void CCScheduler::processScheduledActions()
143 {
144 // We do not allow processScheduledActions to be recursive.
145 // The top-level call will iteratively execute the next action for us anyway .
146 if (m_insideProcessScheduledActions)
147 return;
148
149 AutoReset<bool> markInside(&m_insideProcessScheduledActions, true);
150
151 CCSchedulerStateMachine::Action action = m_stateMachine.nextAction();
152 while (action != CCSchedulerStateMachine::ACTION_NONE) {
153 m_stateMachine.updateState(action);
154 TRACE_EVENT1("cc", "CCScheduler::processScheduledActions()", "action", a ction);
155
156 switch (action) {
157 case CCSchedulerStateMachine::ACTION_NONE:
158 break;
159 case CCSchedulerStateMachine::ACTION_BEGIN_FRAME:
160 m_client->scheduledActionBeginFrame();
161 break;
162 case CCSchedulerStateMachine::ACTION_COMMIT:
163 m_client->scheduledActionCommit();
164 break;
165 case CCSchedulerStateMachine::ACTION_DRAW_IF_POSSIBLE: {
166 CCScheduledActionDrawAndSwapResult result = m_client->scheduledActio nDrawAndSwapIfPossible();
167 m_stateMachine.didDrawIfPossibleCompleted(result.didDraw);
168 if (result.didSwap)
169 m_frameRateController->didBeginFrame();
170 break;
171 }
172 case CCSchedulerStateMachine::ACTION_DRAW_FORCED: {
173 CCScheduledActionDrawAndSwapResult result = m_client->scheduledActio nDrawAndSwapForced();
174 if (result.didSwap)
175 m_frameRateController->didBeginFrame();
176 break;
177 } case CCSchedulerStateMachine::ACTION_BEGIN_CONTEXT_RECREATION:
178 m_client->scheduledActionBeginContextRecreation();
179 break;
180 case CCSchedulerStateMachine::ACTION_ACQUIRE_LAYER_TEXTURES_FOR_MAIN_THR EAD:
181 m_client->scheduledActionAcquireLayerTexturesForMainThread();
182 break;
183 }
184 action = m_stateMachine.nextAction();
185 }
186
187 // Activate or deactivate the frame rate controller.
188 m_frameRateController->setActive(m_stateMachine.vsyncCallbackNeeded());
189 m_client->didAnticipatedDrawTimeChange(m_frameRateController->nextTickTime() );
190 }
191
192 } // namespace cc
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