The basic unit of computer graphics is the vertex. A vertex is just a point in 3D; rather than (x,y) coordinates, it has (x,y,z). We use vertices to construct triangles, which are made of 3 vertices.

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If you're developing a new app and migrating legacy OpenGL code to Metal, interoperable textures make it easy for you to see the results live as you go. You can render Metal or OpenGL content into ...