gecko-dev/dom/canvas/WebGLContextUnchecked.h

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C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* vim: set ts=8 sts=4 et sw=4 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/. */
#ifndef WEBGLCONTEXTUNCHECKED_H
#define WEBGLCONTEXTUNCHECKED_H
#include "mozilla/RefPtr.h"
#include "WebGLTypes.h"
namespace mozilla {
class WebGLBuffer;
class WebGLSampler;
class WebGLContextUnchecked
{
public:
explicit WebGLContextUnchecked(gl::GLContext* gl);
protected:
// We've had issues in the past with nulling `gl` without actually releasing
// all of our resources. This construction ensures that we are aware that we
// should only null `gl` in DestroyResourcesAndContext.
RefPtr<gl::GLContext> mGL_OnlyClearInDestroyResourcesAndContext;
public:
// Grab a const reference so we can see changes, but can't make changes.
const decltype(mGL_OnlyClearInDestroyResourcesAndContext)& gl;
};
} // namespace mozilla
#endif // !WEBGLCONTEXTUNCHECKED_H