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/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "WebGLContextLossHandler.h"
#include "WebGLContext.h"
#include "base/message_loop.h"
namespace mozilla {
WebGLContextLossHandler::WebGLContextLossHandler(WebGLContext* const webgl)
: mTimerIsScheduled(false) {
const auto weak = WeakPtr<WebGLContext>(webgl);
mRunnable = NS_NewRunnableFunction("WebGLContextLossHandler", [weak]() {
const auto strong = RefPtr<WebGLContext>(weak);
if (!strong) {
return;
}
strong->CheckForContextLoss();
});
}
WebGLContextLossHandler::~WebGLContextLossHandler() = default;
////////////////////
void WebGLContextLossHandler::RunTimer() {
const uint32_t kDelayMS = 1000;
MOZ_ASSERT(GetCurrentSerialEventTarget());
// Only create a new task if one isn't already queued.
if (mTimerIsScheduled.compareExchange(false, true)) {
GetCurrentSerialEventTarget()->DelayedDispatch(do_AddRef(mRunnable),
kDelayMS);
}
}
void WebGLContextLossHandler::ClearTimer() { mTimerIsScheduled = false; }
} // namespace mozilla
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