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_GETarProjectionMatrix

Return the projection matrix from a camera parameter.

Prototype :

fun [ObjArCameraParam I I] [[F F F F] [F F F F] [F F F F] [F F F F]]

• ObjArCameraParam : a camera parameter object
• I : screen width
• I : screen height

Return : [[F F F F] [F F F F] [F F F F] [F F F F]] the projection matrix or nil if error.

See also :

Example :