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Method |
Description |
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Default constructor. Constructs a ray whose start point is (0,0,0) and whose direction is (1,0,0) (that is, the positive X axis). | |
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Constructs a ray whose start point is pnt1 and passes through pnt2. pnt1 must be different from pnt2. | |
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Constructs a ray whose start point is pnt and whose direction is vec. vec must not be a zero-length vector. | |
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Constructs a 3D ray that is a copy of the input ray. |