1/*
2 * Copyright (C) 2011-2017 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#include "config.h"
27#include "WebGLSharedObject.h"
28
29#if ENABLE(WEBGL)
30
31#include "WebGLContextGroup.h"
32#include "WebGLRenderingContextBase.h"
33
34namespace WebCore {
35
36WebGLSharedObject::WebGLSharedObject(WebGLRenderingContextBase& context)
37 : m_contextGroup(context.contextGroup())
38{
39}
40
41WebGLSharedObject::~WebGLSharedObject()
42{
43 if (m_contextGroup)
44 m_contextGroup->removeObject(*this);
45}
46
47void WebGLSharedObject::detachContextGroup()
48{
49 detach();
50 if (m_contextGroup) {
51 deleteObject(nullptr);
52 m_contextGroup->removeObject(*this);
53 m_contextGroup = nullptr;
54 }
55}
56
57GraphicsContext3D* WebGLSharedObject::getAGraphicsContext3D() const
58{
59 return m_contextGroup ? &m_contextGroup->getAGraphicsContext3D() : nullptr;
60}
61
62}
63
64#endif // ENABLE(WEBGL)
65