gecko-dev/dom/canvas/WebGLTimerQuery.cpp

76 строки
1.8 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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 "WebGLTimerQuery.h"
#include "GLContext.h"
#include "mozilla/dom/WebGLRenderingContextBinding.h"
#include "nsContentUtils.h"
#include "WebGLContext.h"
#include "nsThreadUtils.h"
namespace mozilla {
JSObject*
WebGLTimerQuery::WrapObject(JSContext* cx, JS::Handle<JSObject*> givenProto)
{
return dom::WebGLTimerQueryEXTBinding::Wrap(cx, this, givenProto);
}
WebGLTimerQuery::WebGLTimerQuery(WebGLContext* webgl, GLuint name)
: WebGLContextBoundObject(webgl)
, mGLName(name)
, mTarget(LOCAL_GL_NONE)
, mCanBeAvailable(false)
{
mContext->mTimerQueries.insertBack(this);
}
WebGLTimerQuery::~WebGLTimerQuery()
{
DeleteOnce();
}
WebGLTimerQuery*
WebGLTimerQuery::Create(WebGLContext* webgl)
{
GLuint name = 0;
webgl->MakeContextCurrent();
webgl->gl->fGenQueries(1, &name);
return new WebGLTimerQuery(webgl, name);
}
void
WebGLTimerQuery::Delete()
{
gl::GLContext* gl = mContext->GL();
gl->MakeCurrent();
gl->fDeleteQueries(1, &mGLName);
LinkedListElement<WebGLTimerQuery>::removeFrom(mContext->mTimerQueries);
}
WebGLContext*
WebGLTimerQuery::GetParentObject() const
{
return mContext;
}
void
WebGLTimerQuery::QueueAvailablity()
{
RefPtr<WebGLTimerQuery> self = this;
NS_DispatchToCurrentThread(NS_NewRunnableFunction([self] { self->mCanBeAvailable = true; }));
}
NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE_0(WebGLTimerQuery)
NS_IMPL_CYCLE_COLLECTION_ROOT_NATIVE(WebGLTimerQuery, AddRef)
NS_IMPL_CYCLE_COLLECTION_UNROOT_NATIVE(WebGLTimerQuery, Release)
} // namespace mozilla