diff options
| -rw-r--r-- | src/drivers/Cocoa/Fl_Cocoa_Gl_Window_Driver.mm | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/src/drivers/Cocoa/Fl_Cocoa_Gl_Window_Driver.mm b/src/drivers/Cocoa/Fl_Cocoa_Gl_Window_Driver.mm index 626600e25..2420d12b0 100644 --- a/src/drivers/Cocoa/Fl_Cocoa_Gl_Window_Driver.mm +++ b/src/drivers/Cocoa/Fl_Cocoa_Gl_Window_Driver.mm @@ -255,10 +255,14 @@ void Fl_Cocoa_Gl_Window_Driver::after_show() { NSView *view = [fl_mac_xid(pWindow) contentView]; NSView *gl1view = [[NSView alloc] initWithFrame:[view frame]]; [gl1view setAutoresizingMask:NSViewWidthSizable|NSViewHeightSizable]; - NSOpenGLPixelFormat *gl1pixelformat = mode_to_NSOpenGLPixelFormat( + static NSOpenGLContext *shared_gl1_ctxt = nil; + static NSOpenGLPixelFormat *gl1pixelformat = mode_to_NSOpenGLPixelFormat( FL_RGB8 | FL_ALPHA | FL_SINGLE, NULL); - gl1ctxt = [[NSOpenGLContext alloc] initWithFormat:gl1pixelformat shareContext:nil]; - [gl1pixelformat release]; + gl1ctxt = [[NSOpenGLContext alloc] initWithFormat:gl1pixelformat shareContext:shared_gl1_ctxt]; + if (!shared_gl1_ctxt) { + shared_gl1_ctxt = gl1ctxt; + [shared_gl1_ctxt retain]; + } [view addSubview:gl1view]; #if MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_7 if (fl_mac_os_version >= 100700 && Fl::use_high_res_GL()) { |