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#include "qcocoaglcontext.h"
#include <qdebug.h>
#include <QtCore/private/qcore_mac_p.h>
#import <Cocoa/Cocoa.h>
QCocoaGLContext::QCocoaGLContext(NSOpenGLView *glView)
:m_glView(glView)
{
}
void QCocoaGLContext::makeCurrent()
{
[[m_glView openGLContext] makeCurrentContext];
}
void QCocoaGLContext::doneCurrent()
{
[NSOpenGLContext clearCurrentContext];
}
void QCocoaGLContext::swapBuffers()
{
[[m_glView openGLContext] flushBuffer];
}
void* QCocoaGLContext::getProcAddress(const QString& procName)
{
CFURLRef url = CFURLCreateWithFileSystemPath(kCFAllocatorDefault,
CFSTR("/System/Library/Frameworks/OpenGL.framework"), kCFURLPOSIXPathStyle, false);
CFBundleRef bundle = CFBundleCreate(kCFAllocatorDefault, url);
CFStringRef procNameCF = QCFString::toCFStringRef(procName);
void *proc = CFBundleGetFunctionPointerForName(bundle, procNameCF);
CFRelease(url);
CFRelease(bundle);
CFRelease(procNameCF);
return proc;
}
// Match up with createNSOpenGLPixelFormat below!
QWindowFormat QCocoaGLContext::windowFormat() const
{
QWindowFormat 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;
}
NSOpenGLPixelFormat *QCocoaGLContext::createNSOpenGLPixelFormat()
{
NSOpenGLPixelFormatAttribute attrs[] =
{
NSOpenGLPFADoubleBuffer,
NSOpenGLPFADepthSize, 32,
0
};
NSOpenGLPixelFormat* pixelFormat = [[NSOpenGLPixelFormat alloc] initWithAttributes:attrs];
return pixelFormat;
}
NSOpenGLContext *QCocoaGLContext::nsOpenGLContext() const
{
return [m_glView openGLContext];
}
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