source: trunk/src/opengl/qgl.h@ 73

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**
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** Contact: Qt Software Information ([email protected])
**
** This file is part of the QtOpenGL module of the Qt Toolkit.
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#ifndef QGL_H
#define QGL_H

#include <QtGui/qwidget.h>
#include <QtOpenGL/qglcolormap.h>
#include <QtCore/qmap.h>

QT_BEGIN_HEADER

#if defined(Q_WS_WIN)
# include <QtCore/qt_windows.h>
#endif

#if defined(Q_WS_MAC)
# include <OpenGL/gl.h>
# include <OpenGL/glu.h>
#elif defined(QT_OPENGL_ES_1) || defined(QT_OPENGL_ES_1_CL)
# include <GLES/gl.h>
#ifndef GL_DOUBLE
# define GL_DOUBLE GL_FLOAT
#endif
#ifndef GLdouble
typedef GLfloat GLdouble;
#endif
#elif defined(QT_OPENGL_ES_2)
# include <GLES2/gl2.h>
#ifndef GL_DOUBLE
# define GL_DOUBLE GL_FLOAT
#endif
#ifndef GLdouble
typedef GLfloat GLdouble;
#endif
#else
# include <GL/gl.h>
# ifndef QT_LINUXBASE
#   include <GL/glu.h>
# endif
#endif

QT_BEGIN_NAMESPACE

QT_MODULE(OpenGL)

#if defined(Q_WS_MAC) && defined (QT_BUILD_OPENGL_LIB) && !defined(QT_MAC_USE_COCOA) && !defined(QDOC)
#define Q_MAC_COMPAT_GL_FUNCTIONS

template <typename T>
struct QMacGLCompatTypes
{
    typedef long CompatGLint;
    typedef unsigned long CompatGLuint;
    typedef unsigned long CompatGLenum;
};

template <>
struct QMacGLCompatTypes<long>
{
    typedef int CompatGLint;
    typedef unsigned int CompatGLuint;
    typedef unsigned int CompatGLenum;
};

typedef QMacGLCompatTypes<GLint>::CompatGLint QMacCompatGLint;
typedef QMacGLCompatTypes<GLint>::CompatGLuint QMacCompatGLuint;
typedef QMacGLCompatTypes<GLint>::CompatGLenum QMacCompatGLenum;

#endif

#ifdef QT3_SUPPORT
#define QGL_VERSION        460
#define QGL_VERSION_STR        "4.6"
inline QT3_SUPPORT const char *qGLVersion() {
    return QGL_VERSION_STR;
}
#endif

#if defined(Q_WS_WIN) || defined(Q_WS_MAC)
class QGLCmap;
#endif

class QPixmap;
#if defined(Q_WS_X11) && !defined(QT_OPENGL_ES)
class QGLOverlayWidget;
#endif
class QGLWidgetPrivate;
class QGLContextPrivate;

// Namespace class:
namespace QGL
{
    enum FormatOption {
        DoubleBuffer            = 0x0001,
        DepthBuffer             = 0x0002,
        Rgba                    = 0x0004,
        AlphaChannel            = 0x0008,
        AccumBuffer             = 0x0010,
        StencilBuffer           = 0x0020,
        StereoBuffers           = 0x0040,
        DirectRendering         = 0x0080,
        HasOverlay              = 0x0100,
        SampleBuffers           = 0x0200,
        SingleBuffer            = DoubleBuffer    << 16,
        NoDepthBuffer           = DepthBuffer     << 16,
        ColorIndex              = Rgba            << 16,
        NoAlphaChannel          = AlphaChannel    << 16,
        NoAccumBuffer           = AccumBuffer     << 16,
        NoStencilBuffer         = StencilBuffer   << 16,
        NoStereoBuffers         = StereoBuffers   << 16,
        IndirectRendering       = DirectRendering << 16,
        NoOverlay               = HasOverlay      << 16,
        NoSampleBuffers         = SampleBuffers   << 16
    };
    Q_DECLARE_FLAGS(FormatOptions, FormatOption)
}

Q_DECLARE_OPERATORS_FOR_FLAGS(QGL::FormatOptions)

class QGLFormatPrivate;

class Q_OPENGL_EXPORT QGLFormat
{
public:
    QGLFormat();
    QGLFormat(QGL::FormatOptions options, int plane = 0);