doc/1.10/sharedglcontext_8cpp_source.html

00001 #include <QGLContext>
00002 #include <QGLFormat>
00003 #include "sharedglcontext.h"
00004
00007 QGLContext* SharedGLContext::s_pSharedGLContext = (QGLContext*)NULL;
00008
00009 QGLContext* SharedGLContext::getContext()
00010 {
00011     QGLContext *ctxt;
00012
00013     if (s_pSharedGLContext == (QGLContext*)NULL) {
00014         s_pSharedGLContext = new QGLContext(QGLFormat(QGL::SampleBuffers));
00015         s_pSharedGLContext->create();
00016         s_pSharedGLContext->makeCurrent();
00017     }
00018
00019     ctxt = new QGLContext(QGLFormat(QGL::SampleBuffers));
00020     ctxt->create(s_pSharedGLContext);
00021
00022     return ctxt;
00023 }