The Tor Browser / file comparison
comparison: content/canvas/src/WebGLContextLossTimer.cpp
content/canvas/src/WebGLContextLossTimer.cpp
- changeset 0
- 6474c204b198
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| 1 /* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ | |
| 2 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 3 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 5 | |
| 6 #include "WebGLContext.h" | |
| 7 | |
| 8 using namespace mozilla; | |
| 9 | |
| 10 /* static */ void | |
| 11 WebGLContext::RobustnessTimerCallbackStatic(nsITimer* timer, void *thisPointer) { | |
| 12 static_cast<WebGLContext*>(thisPointer)->RobustnessTimerCallback(timer); | |
| 13 } | |
| 14 | |
| 15 void | |
| 16 WebGLContext::SetupContextLossTimer() { | |
| 17 // If the timer was already running, don't restart it here. Instead, | |
| 18 // wait until the previous call is done, then fire it one more time. | |
| 19 // This is an optimization to prevent unnecessary cross-communication | |
| 20 // between threads. | |
| 21 if (mContextLossTimerRunning) { | |
| 22 mDrawSinceContextLossTimerSet = true; | |
| 23 return; | |
| 24 } | |
| 25 | |
| 26 mContextRestorer->InitWithFuncCallback(RobustnessTimerCallbackStatic, | |
| 27 static_cast<void*>(this), | |
| 28 1000, | |
| 29 nsITimer::TYPE_ONE_SHOT); | |
| 30 mContextLossTimerRunning = true; | |
| 31 mDrawSinceContextLossTimerSet = false; | |
| 32 } | |
| 33 | |
| 34 void | |
| 35 WebGLContext::TerminateContextLossTimer() { | |
| 36 if (mContextLossTimerRunning) { | |
| 37 mContextRestorer->Cancel(); | |
| 38 mContextLossTimerRunning = false; | |
| 39 } | |
| 40 } |
