Image Component Library (ICL)
GeometricTools.h
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1 /********************************************************************
2 ** Image Component Library (ICL) **
3 ** **
4 ** Copyright (C) 2006-2014 CITEC, University of Bielefeld **
5 ** Neuroinformatics Group **
6 ** Website: www.iclcv.org and **
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9 ** File : ICLPhysics/src/ICLPhysics/GeometricTools.h **
10 ** Module : ICLPhysics **
11 ** Author : Christof Elbrechter, Matthias Esau **
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23 ** The development of this software was supported by the **
24 ** Excellence Cluster EXC 277 Cognitive Interaction Technology. **
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29 ********************************************************************/
30 #pragma once
31 
32 #include <ICLGeom/GeomDefs.h>
33 #include <ICLUtils/Point32f.h>
34 
35 namespace icl{
36  namespace physics{
37 
38  bool line_segment_intersect(const utils::Point32f &a, const utils::Point32f &b,
39  const utils::Point32f &c, const utils::Point32f &d,
40  utils::Point32f *dst=0,
41  float *dstr=0, float *dsts=0);
42 
44  bool point_in_triangle(const utils::Point32f &p, const utils::Point32f &v1,
45  const utils::Point32f &v2, const utils::Point32f &v3);
46  }
47 }
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Definition: Any.h:37
bool line_segment_intersect(const utils::Point32f &a, const utils::Point32f &b, const utils::Point32f &c, const utils::Point32f &d, utils::Point32f *dst=0, float *dstr=0, float *dsts=0)
bool point_in_triangle(const utils::Point32f &p, const utils::Point32f &v1, const utils::Point32f &v2, const utils::Point32f &v3)
Checks whether the given point p lies within the triangle defined by v1,v2 and v3.