/****************************************************************************+ −
**+ −
** 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 QEGL_P_H+ −
#define QEGL_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.+ −
//+ −
+ − QT_BEGIN_INCLUDE_NAMESPACE+ −
+ − #ifndef QT_NO_EGL+ −
#if defined(QT_OPENGL_ES_2)+ −
# include <GLES2/gl2.h>+ −
#endif+ −
+ − #if defined(QT_GLES_EGL)+ −
# include <GLES/egl.h>+ −
#else+ −
# include <EGL/egl.h>+ −
#endif+ −
#else+ −
+ − //types from egltypes.h for compiling stub without EGL headers+ −
typedef int EGLBoolean;+ −
typedef int EGLint;+ −
typedef int EGLenum;+ −
typedef int NativeDisplayType;+ −
typedef void* NativeWindowType;+ −
typedef void* NativePixmapType;+ −
typedef int EGLDisplay;+ −
typedef int EGLConfig;+ −
typedef int EGLSurface;+ −
typedef int EGLContext;+ −
typedef int EGLClientBuffer;+ −
#define EGL_NONE 0x3038 /* Attrib list terminator */+ −
+ − #endif+ −
+ − #if defined(Q_WS_X11)+ −
// If <EGL/egl.h> included <X11/Xlib.h>, then the global namespace+ −
// may have been polluted with X #define's. The following makes sure+ −
// the X11 headers were included properly and then cleans things up.+ −
#include <X11/Xlib.h>+ −
#include <X11/Xutil.h>+ −
#undef Bool+ −
#undef Status+ −
#undef None+ −
#undef KeyPress+ −
#undef KeyRelease+ −
#undef FocusIn+ −
#undef FocusOut+ −
#undef Type+ −
#undef FontChange+ −
#undef CursorShape+ −
#undef Unsorted+ −
#undef GrayScale+ −
#endif+ −
+ − // Internally we use the EGL-prefixed native types which are used in EGL >= 1.3.+ −
// For older versions of EGL, we have to define these types ourselves here:+ −
#if !defined(EGL_VERSION_1_3) && !defined(QEGL_NATIVE_TYPES_DEFINED)+ −
#undef EGLNativeWindowType+ −
#undef EGLNativePixmapType+ −
#undef EGLNativeDisplayType+ −
typedef NativeWindowType EGLNativeWindowType;+ −
typedef NativePixmapType EGLNativePixmapType;+ −
typedef NativeDisplayType EGLNativeDisplayType;+ −
#define QEGL_NATIVE_TYPES_DEFINED 1+ −
#endif+ −
+ − QT_END_INCLUDE_NAMESPACE+ −
+ − #include <QtGui/qpaintdevice.h>+ −
#include <QFlags>+ −
+ − QT_BEGIN_NAMESPACE+ −
+ − #define QEGL_NO_CONFIG ((EGLConfig)-1)+ −
+ − #ifndef EGLAPIENTRY+ −
#define EGLAPIENTRY+ −
#endif+ −
+ − // Try to get some info to debug the symbian build failues:+ −
#ifdef Q_OS_SYMBIAN+ −
+ − #ifdef EGL_KHR_image+ −
#warning "EGL_KHR_image is defined"+ −
#else+ −
#warning "EGL_KHR_image is NOT defined"+ −
#endif+ −
+ − #ifdef EGL_KHR_image_base+ −
#warning "EGL_KHR_image_base is defined"+ −
#else+ −
#warning "EGL_KHR_image_base is NOT defined"+ −
#endif+ −
+ − #ifdef EGL_EGLEXT_PROTOTYPES+ −
#warning "EGL_EGLEXT_PROTOTYPES is defined"+ −
#else+ −
#warning "EGL_EGLEXT_PROTOTYPES NOT not defined"+ −
#endif+ −
+ − #endif+ −
+ − + − // Declare/define the bits of EGL_KHR_image_base we need:+ −
#if !defined(EGL_KHR_image) && !defined(EGL_KHR_image_base)+ −
#ifdef Q_OS_SYMBIAN+ −
//symbian version of eglext.h differs from the khronos reference+ −
typedef int EGLImageKHR;+ −
#else+ −
typedef void *EGLImageKHR;+ −
#endif+ −
+ − #define EGL_NO_IMAGE_KHR ((EGLImageKHR)0)+ −
#define EGL_IMAGE_PRESERVED_KHR 0x30D2+ −
#define EGL_KHR_image_base+ −
#endif+ −
+ − #if !defined(EGL_KHR_image) && !defined(EGL_KHR_image_pixmap)+ −
#define EGL_NATIVE_PIXMAP_KHR 0x30B0+ −
#define EGL_KHR_image_pixmap+ −
#endif+ −
+ − + − class QEglProperties;+ −
+ − namespace QEgl {+ −
enum API+ −
{+ −
OpenGL,+ −
OpenVG+ −
};+ −
+ − enum PixelFormatMatch+ −
{+ −
ExactPixelFormat,+ −
BestPixelFormat+ −
};+ −
+ − enum ConfigOption+ −
{+ −
NoOptions = 0,+ −
Translucent = 0x01,+ −
Renderable = 0x02 // Config will be compatable with the paint engines (VG or GL)+ −
};+ −
Q_DECLARE_FLAGS(ConfigOptions, ConfigOption)+ −
+ − // Most of the time we use the same config for things like widgets & pixmaps, so rather than+ −
// go through the eglChooseConfig loop every time, we use defaultConfig, which will return+ −
// the config for a particular device/api/option combo. This function assumes that once a+ −
// config is chosen for a particular combo, it's safe to always use that combo.+ −
Q_GUI_EXPORT EGLConfig defaultConfig(int devType, API api, ConfigOptions options);+ −
+ − Q_GUI_EXPORT EGLConfig chooseConfig(const QEglProperties* configAttribs, QEgl::PixelFormatMatch match = QEgl::ExactPixelFormat);+ −
Q_GUI_EXPORT EGLSurface createSurface(QPaintDevice *device, EGLConfig cfg, const QEglProperties *surfaceAttribs = 0);+ −
+ − Q_GUI_EXPORT void dumpAllConfigs();+ −
+ − #ifdef QT_NO_EGL+ −
Q_GUI_EXPORT QString errorString(EGLint code = 0);+ −
#else+ −
Q_GUI_EXPORT QString errorString(EGLint code = eglGetError());+ −
#endif+ −
+ − Q_GUI_EXPORT QString extensions();+ −
Q_GUI_EXPORT bool hasExtension(const char* extensionName);+ −
+ − Q_GUI_EXPORT EGLDisplay display();+ −
+ − Q_GUI_EXPORT EGLNativeDisplayType nativeDisplay();+ −
Q_GUI_EXPORT EGLNativeWindowType nativeWindow(QWidget*);+ −
Q_GUI_EXPORT EGLNativePixmapType nativePixmap(QPixmap*);+ −
+ − // Extension functions+ −
Q_GUI_EXPORT EGLImageKHR eglCreateImageKHR(EGLDisplay dpy, EGLContext ctx, EGLenum target, EGLClientBuffer buffer, const EGLint *attrib_list);+ −
Q_GUI_EXPORT EGLBoolean eglDestroyImageKHR(EGLDisplay dpy, EGLImageKHR img);+ −
Q_GUI_EXPORT EGLBoolean eglSwapBuffersRegion2NOK(EGLDisplay dpy, EGLSurface surface, EGLint count, const EGLint *rects);+ −
+ − #ifdef Q_WS_X11+ −
Q_GUI_EXPORT VisualID getCompatibleVisualId(EGLConfig config);+ −
#endif+ −
}+ −
+ − Q_DECLARE_OPERATORS_FOR_FLAGS(QEgl::ConfigOptions)+ −
+ − QT_END_NAMESPACE+ −
+ − #endif //QEGL_P_H+ −