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/* Copyright (c) 1990 Regents of the University of California */ |
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/* SCCSid "$SunId$ LBL" */ |
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/* RCSid $Id$ */ |
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/* |
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* Definitions for 4x4 matrix operations |
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*/ |
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#include "copyright.h" |
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#include "fvect.h" |
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typedef FLOAT MAT4[4][4]; |
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extern MAT4 m4ident; |
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#define setident4(m4) copymat4(m4, m4ident) |
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#ifdef NOPROTO |
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extern void multmat4(); |
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extern void multv3(); |
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extern void multp3(); |
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extern int invmat4(); |
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#else |
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extern void multmat4(MAT4 m4a, MAT4 m4b, MAT4 m4c); |
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extern void multv3(FVECT v3a, FVECT v3b, MAT4 m4); |
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extern void multp3(FVECT p3a, FVECT p3b, MAT4 m4); |
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extern int invmat4(MAT4 inverse, MAT4 mat); |
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#endif |
