Experiment 14: Object Picking
This article is part of the Experiments with OpenGL series
Experiment 13: Shadow mapping
This article is part of the Experiments with OpenGL series
Embedding Freetype for iOS projects
Freetype is a font library written in C. From OpenGL’s point of view, it creates alpha texture on the fly for any font size for any string.
OpenGL Texture Coordinates
Let’s talk about OpenGL Texture Coordinates. Whenever we need to render a bitmap image using OpenGL, we need to pass in something called the texture coordinates to the GPU.
Multiple inheritance in ObjC via Message Forwarding
I don’t know how many people know that a sort of very intelligent Multiple inheritance is available with Objective-C.