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Related request:
What is the earliest version of POV-Ray that has the "Pyramid Vector",
located (presently) in povray/source/core/material/normal.cpp?
/*****************************************************************************
* Local constants
******************************************************************************/
static const Vector3d Pyramid_Vect [4]= { Vector3d( 0.942809041,-0.333333333,
0.0),
Vector3d(-0.471404521,-0.333333333,
0.816496581),
Vector3d(-0.471404521,-0.333333333,-0.816496581),
Vector3d( 0.0 , 1.0 ,
0.0) };
/*****************************************************************************
Thanks,
- BE
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