1/*
2 * Copyright (C) 2012 Intel Corporation. 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. AND ITS CONTRIBUTORS ``AS IS''
14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23 * THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#ifndef EGLConfigSelector_h
27#define EGLConfigSelector_h
28
29#if USE(EGL)
30
31#include <opengl/GLDefs.h>
32#include <opengl/GLPlatformSurface.h>
33#include <wtf/Noncopyable.h>
34
35namespace WebCore {
36#if PLATFORM(X11)
37typedef VisualID NativeVisualId;
38#endif
39
40class EGLConfigSelector {
41    WTF_MAKE_NONCOPYABLE(EGLConfigSelector);
42public:
43    EGLConfigSelector(GLPlatformSurface::SurfaceAttributes);
44    virtual ~EGLConfigSelector();
45    virtual EGLConfig pixmapContextConfig();
46    virtual EGLConfig surfaceContextConfig();
47    EGLint nativeVisualId(const EGLConfig&) const;
48    GLPlatformSurface::SurfaceAttributes attributes() const;
49    void reset();
50#if PLATFORM(X11)
51    virtual EGLConfig surfaceClientConfig(NativeVisualId);
52#endif
53
54private:
55#if PLATFORM(X11)
56    EGLConfig findMatchingConfigWithVisualId(NativeVisualId);
57#endif
58    EGLConfig createConfig(EGLint expectedSurfaceType);
59
60protected:
61    EGLConfig m_pixmapFBConfig;
62    EGLConfig m_surfaceContextFBConfig;
63    unsigned m_attributes : 3;
64    PlatformDisplay m_sharedDisplay;
65};
66
67}
68
69#endif
70
71#endif
72