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/* Copyright (c) 1995 Regents of the University of California */ |
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/* RCSid: $Id$ */ |
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/* Pmap return codes */ |
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#ifndef _RAD_PMAP_H_ |
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#define _RAD_PMAP_H_ |
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/* SCCSid "$SunId$ LBL" */ |
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#ifdef __cplusplus |
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extern "C" { |
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#endif |
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/* Pmap return codes */ |
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#define PMAP_BAD -1 |
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#define PMAP_LINEAR 0 |
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#define PMAP_PERSP 1 |
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* |c d| |
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*/ |
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#define DET2(a,b, c,d) ((a)*(d) - (b)*(c)) |
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/* defined in pmapgen.c */ |
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extern int pmap_quad_rect(double u0, double v0, double u1, double v1, |
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double qdrl[4][2], double QR[3][3]); |
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extern int pmap_square_quad(double qdrl[4][2], double SQ[3][3]); |
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#ifdef __cplusplus |
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} |
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#endif |
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#endif /* _RAD_PMAP_H_ */ |
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