The Tor Browser: content/canvas/src/WebGLContextLossTimer.cpp@6474c204b198

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

     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/. */

     6 #include "WebGLContext.h"

     8 using namespace mozilla;

    10 /* static */ void

    11 WebGLContext::RobustnessTimerCallbackStatic(nsITimer* timer, void *thisPointer) {

    12     static_cast<WebGLContext*>(thisPointer)->RobustnessTimerCallback(timer);

    13 }

    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     }

    26     mContextRestorer->InitWithFuncCallback(RobustnessTimerCallbackStatic,

    27                                             static_cast<void*>(this),

    28                                             1000,

    29                                             nsITimer::TYPE_ONE_SHOT);

    30     mContextLossTimerRunning = true;

    31     mDrawSinceContextLossTimerSet = false;

    32 }

    34 void

    35 WebGLContext::TerminateContextLossTimer() {

    36     if (mContextLossTimerRunning) {

    37         mContextRestorer->Cancel();

    38         mContextLossTimerRunning = false;

    39     }

    40 }

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