ad38ece3c8
From Qt 5.7 -> examples are lisenced under BSD license, see http://blog.qt.io/blog/2016/01/13/new-agreement-with-the-kde-free-qt-foundation/ Updated license headers to use new BSD header instead of LGPL21 one (in those files which will be under BSD) Change-Id: I3ad61caaf07802eb9da7d29eca3fe49d8a51b6a8 Reviewed-by: Frederik Gladhorn <frederik.gladhorn@theqtcompany.com> Reviewed-by: Lars Knoll <lars.knoll@theqtcompany.com>
108 lines
4.0 KiB
C++
108 lines
4.0 KiB
C++
/****************************************************************************
|
|
**
|
|
** Copyright (C) 2016 The Qt Company Ltd.
|
|
** Contact: https://www.qt.io/licensing/
|
|
**
|
|
** This file is part of the demonstration applications of the Qt Toolkit.
|
|
**
|
|
** $QT_BEGIN_LICENSE:BSD$
|
|
** Commercial License Usage
|
|
** Licensees holding valid commercial Qt licenses may use this file in
|
|
** accordance with the commercial license agreement provided with the
|
|
** Software or, alternatively, in accordance with the terms contained in
|
|
** a written agreement between you and The Qt Company. For licensing terms
|
|
** and conditions see https://www.qt.io/terms-conditions. For further
|
|
** information use the contact form at https://www.qt.io/contact-us.
|
|
**
|
|
** BSD License Usage
|
|
** Alternatively, you may use this file under the terms of the BSD license
|
|
** as follows:
|
|
**
|
|
** "Redistribution and use in source and binary forms, with or without
|
|
** modification, are permitted provided that the following conditions are
|
|
** met:
|
|
** * Redistributions of source code must retain the above copyright
|
|
** notice, this list of conditions and the following disclaimer.
|
|
** * Redistributions in binary form must reproduce the above copyright
|
|
** notice, this list of conditions and the following disclaimer in
|
|
** the documentation and/or other materials provided with the
|
|
** distribution.
|
|
** * Neither the name of The Qt Company Ltd nor the names of its
|
|
** contributors may be used to endorse or promote products derived
|
|
** from this software without specific prior written permission.
|
|
**
|
|
**
|
|
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
|
|
**
|
|
** $QT_END_LICENSE$
|
|
**
|
|
****************************************************************************/
|
|
|
|
#include "glextensions.h"
|
|
|
|
#define RESOLVE_GL_FUNC(f) ok &= bool((f = (_gl##f) context->getProcAddress(QLatin1String("gl" #f))));
|
|
|
|
bool GLExtensionFunctions::resolve(const QGLContext *context)
|
|
{
|
|
bool ok = true;
|
|
|
|
RESOLVE_GL_FUNC(GenFramebuffersEXT)
|
|
RESOLVE_GL_FUNC(GenRenderbuffersEXT)
|
|
RESOLVE_GL_FUNC(BindRenderbufferEXT)
|
|
RESOLVE_GL_FUNC(RenderbufferStorageEXT)
|
|
RESOLVE_GL_FUNC(DeleteFramebuffersEXT)
|
|
RESOLVE_GL_FUNC(DeleteRenderbuffersEXT)
|
|
RESOLVE_GL_FUNC(BindFramebufferEXT)
|
|
RESOLVE_GL_FUNC(FramebufferTexture2DEXT)
|
|
RESOLVE_GL_FUNC(FramebufferRenderbufferEXT)
|
|
RESOLVE_GL_FUNC(CheckFramebufferStatusEXT)
|
|
|
|
RESOLVE_GL_FUNC(ActiveTexture)
|
|
RESOLVE_GL_FUNC(TexImage3D)
|
|
|
|
RESOLVE_GL_FUNC(GenBuffers)
|
|
RESOLVE_GL_FUNC(BindBuffer)
|
|
RESOLVE_GL_FUNC(BufferData)
|
|
RESOLVE_GL_FUNC(DeleteBuffers)
|
|
RESOLVE_GL_FUNC(MapBuffer)
|
|
RESOLVE_GL_FUNC(UnmapBuffer)
|
|
|
|
return ok;
|
|
}
|
|
|
|
bool GLExtensionFunctions::fboSupported() {
|
|
return GenFramebuffersEXT
|
|
&& GenRenderbuffersEXT
|
|
&& BindRenderbufferEXT
|
|
&& RenderbufferStorageEXT
|
|
&& DeleteFramebuffersEXT
|
|
&& DeleteRenderbuffersEXT
|
|
&& BindFramebufferEXT
|
|
&& FramebufferTexture2DEXT
|
|
&& FramebufferRenderbufferEXT
|
|
&& CheckFramebufferStatusEXT;
|
|
}
|
|
|
|
bool GLExtensionFunctions::openGL15Supported() {
|
|
return ActiveTexture
|
|
&& TexImage3D
|
|
&& GenBuffers
|
|
&& BindBuffer
|
|
&& BufferData
|
|
&& DeleteBuffers
|
|
&& MapBuffer
|
|
&& UnmapBuffer;
|
|
}
|
|
|
|
#undef RESOLVE_GL_FUNC
|