FreeWRL/FreeX3D  3.0.0
polyUtil.h
1 /*
2  * SGI FREE SOFTWARE LICENSE B (Version 2.0, Sept. 18, 2008)
3  * Copyright (C) 1991-2000 Silicon Graphics, Inc. All Rights Reserved.
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30 /*
31 */
32 
33 #ifndef _POLYUTIL_H
34 #define _POLYUTIL_H
35 
36 #include "definitions.h"
37 #ifdef __cplusplus
38 extern "C" {
39 #endif
40 Real area(Real A[2], Real B[2], Real C[2]);
41 
42 Int pointLeftLine(Real A[2], Real B[2], Real P[2]);
43 Int pointLeft2Lines(Real A[2], Real B[2], Real C[2], Real P[2]);
44 #ifdef __cplusplus
45 }
46 #endif
47 #endif