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Diffstat (limited to 'src/gui/egl/qeglcontext_p.h')
-rw-r--r-- | src/gui/egl/qeglcontext_p.h | 130 |
1 files changed, 130 insertions, 0 deletions
diff --git a/src/gui/egl/qeglcontext_p.h b/src/gui/egl/qeglcontext_p.h new file mode 100644 index 0000000..3857fb7 --- /dev/null +++ b/src/gui/egl/qeglcontext_p.h @@ -0,0 +1,130 @@ +/**************************************************************************** +** +** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtGui module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QEGLCONTEXT_P_H +#define QEGLCONTEXT_P_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists for the convenience of +// the QtOpenGL and QtOpenVG modules. This header file may change from +// version to version without notice, or even be removed. +// +// We mean it. +// + +#include <QtCore/qsize.h> +#include <QtGui/qimage.h> + +#include <QtGui/private/qegl_p.h> +#include <QtGui/private/qeglproperties_p.h> + +QT_BEGIN_NAMESPACE + +class Q_GUI_EXPORT QEglContext +{ +public: + QEglContext(); + ~QEglContext(); + + bool isValid() const; + bool isCurrent() const; + bool isSharing() const { return sharing; } + + QEgl::API api() const { return apiType; } + void setApi(QEgl::API api) { apiType = api; } + + bool chooseConfig(const QEglProperties& properties, QEgl::PixelFormatMatch match = QEgl::ExactPixelFormat); + bool createContext(QEglContext *shareContext = 0, const QEglProperties *properties = 0); + void destroyContext(); + EGLSurface createSurface(QPaintDevice *device, const QEglProperties *properties = 0); + void destroySurface(EGLSurface surface); + + bool makeCurrent(EGLSurface surface); + bool doneCurrent(); + bool lazyDoneCurrent(); + bool swapBuffers(EGLSurface surface); + + void waitNative(); + void waitClient(); + + bool configAttrib(int name, EGLint *value) const; + + static void clearError() { eglGetError(); } + static EGLint error() { return eglGetError(); } + static QString errorString(EGLint code); + + static EGLDisplay display(); + + EGLContext context() const { return ctx; } + void setContext(EGLContext context) { ctx = context; ownsContext = false;} + + EGLConfig config() const { return cfg; } + void setConfig(EGLConfig config) { cfg = config; } + + QEglProperties configProperties(EGLConfig cfg = 0) const; + + void dumpAllConfigs(); + + static QString extensions(); + static bool hasExtension(const char* extensionName); + +private: + QEgl::API apiType; + EGLContext ctx; + EGLConfig cfg; + EGLSurface currentSurface; + bool current; + bool ownsContext; + bool sharing; + + static EGLDisplay dpy; + static EGLNativeDisplayType nativeDisplay(); + + static QEglContext *currentContext(QEgl::API api); + static void setCurrentContext(QEgl::API api, QEglContext *context); +}; + +QT_END_NAMESPACE + +#endif // QEGLCONTEXT_P_H |