Re:I loved C. But it always fell short for me. Objective-C f...
by atnan on Monday November 07, 2011 @06:40AM
(#3205859)
This is why the graphics APIs are C.
Also, if you're calling an Objective-C method and dynamic dispatch is causing measurable performance issues, you can cache a pointer to the C function that backs the method (called the IMP) via the class_getMethodImplementation() runtime API.
Also, if you're calling an Objective-C method and dynamic dispatch is causing measurable performance issues, you can cache a pointer to the C function that backs the method (called the IMP) via the class_getMethodImplementation() runtime API.