1 files changed, 99 insertions, 0 deletions
diff --git a/src/plugins/platforms/cocoa/qcocoaglcontext.mm b/src/plugins/platforms/cocoa/qcocoaglcontext.mm
new file mode 100644
index 0000000000..8b07315378
--- /dev/null
+++ b/src/plugins/platforms/cocoa/qcocoaglcontext.mm
@@ -0,0 +1,99 @@
+#include "qcocoaglcontext.h"
+#include "qcocoawindow.h"
+#include "qcocoaautoreleasepool.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, QPlatformOpenGLContext *share)
+    : m_format(format)
+{
+    QCocoaAutoReleasePool pool; // For the SG Canvas render thread.
+
+    NSOpenGLPixelFormat *pixelFormat = static_cast <NSOpenGLPixelFormat *>(qcgl_createNSOpenGLPixelFormat());
+    NSOpenGLContext *actualShare = share ? static_cast<QCocoaGLContext *>(share)->m_context : 0;
+
+    m_context = [NSOpenGLContext alloc];
+    [m_context initWithFormat:pixelFormat shareContext:actualShare];
+
+    const GLint interval = 1;
+    [m_context setValues:&interval forParameter:NSOpenGLCPSwapInterval];
+
+}
+
+// Match up with createNSOpenGLPixelFormat!
+QSurfaceFormat QCocoaGLContext::format() const
+{
+    return m_format;
+}
+
+void QCocoaGLContext::swapBuffers(QPlatformSurface *surface)
+{
+    QWindow *window = static_cast<QCocoaWindow *>(surface)->window();
+    setActiveWindow(window);
+
+    [m_context flushBuffer];
+}
+
+bool QCocoaGLContext::makeCurrent(QPlatformSurface *surface)
+{
+    QCocoaAutoReleasePool pool;
+
+    QWindow *window = static_cast<QCocoaWindow *>(surface)->window();
+    setActiveWindow(window);
+
+    [m_context makeCurrentContext];
+    return true;
+}
+
+void QCocoaGLContext::setActiveWindow(QWindow *window)
+{
+    if (window == m_currentWindow.data())
+        return;
+
+    if (m_currentWindow)
+        static_cast<QCocoaWindow *>(m_currentWindow.data()->handle())->setCurrentContext(0);
+
+    Q_ASSERT(window->handle());
+
+    m_currentWindow = window;
+
+    QCocoaWindow *cocoaWindow = static_cast<QCocoaWindow *>(window->handle());
+    cocoaWindow->setCurrentContext(this);
+
+    NSView *view = cocoaWindow->contentView();
+    [m_context setView:view];
+}
+
+void QCocoaGLContext::doneCurrent()
+{
+    if (m_currentWindow)
+        static_cast<QCocoaWindow *>(m_currentWindow.data()->handle())->setCurrentContext(0);
+
+    m_currentWindow.clear();
+
+    [NSOpenGLContext clearCurrentContext];
+}
+
+void (*QCocoaGLContext::getProcAddress(const QByteArray &procName))()
+{
+    return qcgl_getProcAddress(procName);
+}
+
+void QCocoaGLContext::update()
+{
+    [m_context update];
+}
+
+NSOpenGLPixelFormat *QCocoaGLContext::createNSOpenGLPixelFormat()
+{
+    return static_cast<NSOpenGLPixelFormat *>(qcgl_createNSOpenGLPixelFormat());
+}
+
+NSOpenGLContext *QCocoaGLContext::nsOpenGLContext() const
+{
+    return m_context;
+}
+