5 files changed, 176 insertions, 20 deletions
diff --git a/src/platformsupport/cglconvenience/cglconvenience.mm b/src/platformsupport/cglconvenience/cglconvenience.mm
new file mode 100644
index 0000000000..43d955e2b2
--- /dev/null
+++ b/src/platformsupport/cglconvenience/cglconvenience.mm
@@ -0,0 +1,105 @@
+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the plugins of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** GNU Lesser General Public License Usage
+** 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.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU General
+** Public License version 3.0 as published by the Free Software Foundation
+** and appearing in the file LICENSE.GPL included in the packaging of this
+** file. Please review the following information to ensure the GNU General
+** Public License version 3.0 requirements will be met:
+** http://www.gnu.org/copyleft/gpl.html.
+**
+** Other Usage
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "cglconvenience_p.h"
+#include <QtCore/private/qcore_mac_p.h>
+#include <Cocoa/Cocoa.h>
+
+void (*qcgl_getProcAddress(const QByteArray &procName))()
+{
+    CFURLRef url = CFURLCreateWithFileSystemPath(kCFAllocatorDefault,
+            CFSTR("/System/Library/Frameworks/OpenGL.framework"), kCFURLPOSIXPathStyle, false);
+    CFBundleRef bundle = CFBundleCreate(kCFAllocatorDefault, url);
+    CFStringRef procNameCF = QCFString::toCFStringRef(QString::fromAscii(procName.constData()));
+    void *proc = CFBundleGetFunctionPointerForName(bundle, procNameCF);
+    CFRelease(url);
+    CFRelease(bundle);
+    CFRelease(procNameCF);
+    return (void (*) ())proc;
+}
+
+// Match up with createNSOpenGLPixelFormat below!
+QSurfaceFormat qcgl_surfaceFormat()
+{
+    QSurfaceFormat format;
+    format.setRedBufferSize(8);
+    format.setGreenBufferSize(8);
+    format.setBlueBufferSize(8);
+    format.setAlphaBufferSize(8);
+/*
+    format.setDepthBufferSize(24);
+    format.setAccumBufferSize(0);
+    format.setStencilBufferSize(8);
+    format.setSampleBuffers(false);
+    format.setSamples(1);
+    format.setDepth(true);
+    format.setRgba(true);
+    format.setAlpha(true);
+    format.setAccum(false);
+    format.setStencil(true);
+    format.setStereo(false);
+    format.setDirectRendering(false);
+*/
+    return format;
+}
+
+void *qcgl_createNSOpenGLPixelFormat()
+{
+    NSOpenGLPixelFormatAttribute attrs[] =
+    {
+        NSOpenGLPFADoubleBuffer,
+        NSOpenGLPFADepthSize, 32,
+        0
+    };
+
+    NSOpenGLPixelFormat* pixelFormat = [[NSOpenGLPixelFormat alloc] initWithAttributes:attrs];
+    return pixelFormat;
+}
+
+CGLContextObj qcgl_createGlContext()
+{
+    CGLContextObj context;
+    NSOpenGLPixelFormat *format = reinterpret_cast<NSOpenGLPixelFormat *>(qcgl_createNSOpenGLPixelFormat());
+    CGLPixelFormatObj cglFormat = static_cast<CGLPixelFormatObj>([format CGLPixelFormatObj]);
+    CGLCreateContext(cglFormat ,NULL, &context);
+    return context;
+}
+
diff --git a/src/platformsupport/cglconvenience/cglconvenience.pri b/src/platformsupport/cglconvenience/cglconvenience.pri
new file mode 100644
index 0000000000..fef3b50ea3
--- /dev/null
+++ b/src/platformsupport/cglconvenience/cglconvenience.pri
@@ -0,0 +1,11 @@
+mac {
+    INCLUDEPATH += $$PWD
+
+    HEADERS += \
+        $$PWD/cglconvenience_p.h
+
+    OBJECTIVE_SOURCES += \
+        $$PWD/cglconvenience.mm
+
+    LIBS += -framework Cocoa -framework OpenGl
+}
diff --git a/src/platformsupport/cglconvenience/cglconvenience_p.h b/src/platformsupport/cglconvenience/cglconvenience_p.h
new file mode 100644
index 0000000000..f7426b4cc1
--- /dev/null
+++ b/src/platformsupport/cglconvenience/cglconvenience_p.h
@@ -0,0 +1,54 @@
+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the plugins of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** GNU Lesser General Public License Usage
+** 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.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU General
+** Public License version 3.0 as published by the Free Software Foundation
+** and appearing in the file LICENSE.GPL included in the packaging of this
+** file. Please review the following information to ensure the GNU General
+** Public License version 3.0 requirements will be met:
+** http://www.gnu.org/copyleft/gpl.html.
+**
+** Other Usage
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QMACGLCONVENIENCE_H
+#define QMACGLCONVENIENCE_H
+
+#include <QSurfaceFormat>
+#include <QString>
+#include <OpenGL/OpenGL.h>
+
+Q_GUI_EXPORT void (*qcgl_getProcAddress(const QByteArray &procName))();
+Q_GUI_EXPORT QSurfaceFormat qcgl_surfaceFormat();
+Q_GUI_EXPORT void *qcgl_createNSOpenGLPixelFormat();
+Q_GUI_EXPORT CGLContextObj qcgl_createGlContext();
+
+#endif // QMACGLCONVENIENCE_H
diff --git a/src/platformsupport/platformsupport.pro b/src/platformsupport/platformsupport.pro
index 0f83a8e152..5609996d8d 100644
--- a/src/platformsupport/platformsupport.pro
+++ b/src/platformsupport/platformsupport.pro
@@ -20,6 +20,7 @@ HEADERS += $$PWD/qtplatformsupportversion.h
 DEFINES += QT_NO_CAST_FROM_ASCII
 PRECOMPILED_HEADER = ../corelib/global/qt_pch.h
 
+include(cglconvenience/cglconvenience.pri)
 include(dnd/dnd.pri)
 include(eglconvenience/eglconvenience.pri)
 include(eventdispatchers/eventdispatchers.pri)
diff --git a/src/plugins/platforms/cocoa/qcocoaglcontext.mm b/src/plugins/platforms/cocoa/qcocoaglcontext.mm
index ba8bd423a2..c3ff18f980 100644
--- a/src/plugins/platforms/cocoa/qcocoaglcontext.mm
+++ b/src/plugins/platforms/cocoa/qcocoaglcontext.mm
@@ -2,13 +2,14 @@
 #include "qcocoawindow.h"
 #include <qdebug.h>
 #include <QtCore/private/qcore_mac_p.h>
+#include <QtPlatformSupport/private/cglconvenience_p.h>
 
 #import <Cocoa/Cocoa.h>
 
 QCocoaGLContext::QCocoaGLContext(const QSurfaceFormat &format, QPlatformGLContext *share)
     : m_format(format)
 {
-    NSOpenGLPixelFormat *pixelFormat = createNSOpenGLPixelFormat();
+    NSOpenGLPixelFormat *pixelFormat = static_cast <NSOpenGLPixelFormat *>(qcgl_createNSOpenGLPixelFormat());
     NSOpenGLContext *actualShare = share ? static_cast<QCocoaGLContext *>(share)->m_context : 0;
 
     m_context = [NSOpenGLContext alloc];
@@ -67,17 +68,9 @@ void QCocoaGLContext::doneCurrent()
     [NSOpenGLContext clearCurrentContext];
 }
 
-void (*QCocoaGLContext::getProcAddress(const QByteArray &procName)) ()
+void (*QCocoaGLContext::getProcAddress(const QByteArray &procName))()
 {
-    CFURLRef url = CFURLCreateWithFileSystemPath(kCFAllocatorDefault,
-            CFSTR("/System/Library/Frameworks/OpenGL.framework"), kCFURLPOSIXPathStyle, false);
-    CFBundleRef bundle = CFBundleCreate(kCFAllocatorDefault, url);
-    CFStringRef procNameCF = QCFString::toCFStringRef(QString::fromAscii(procName.constData()));
-    void *proc = CFBundleGetFunctionPointerForName(bundle, procNameCF);
-    CFRelease(url);
-    CFRelease(bundle);
-    CFRelease(procNameCF);
-    return (void (*) ())proc;
+    return qcgl_getProcAddress(procName);
 }
 
 void QCocoaGLContext::update()
@@ -87,15 +80,7 @@ void QCocoaGLContext::update()
 
 NSOpenGLPixelFormat *QCocoaGLContext::createNSOpenGLPixelFormat()
 {
-    NSOpenGLPixelFormatAttribute attrs[] =
-    {
-        NSOpenGLPFADoubleBuffer,
-        NSOpenGLPFADepthSize, 32,
-        0
-    };
-
-    NSOpenGLPixelFormat* pixelFormat = [[NSOpenGLPixelFormat alloc] initWithAttributes:attrs];
-    return pixelFormat;
+    return static_cast<NSOpenGLPixelFormat *>(qcgl_createNSOpenGLPixelFormat());
 }
 
 NSOpenGLContext *QCocoaGLContext::nsOpenGLContext() const