ClanLib  2.3.7
triangle_math.h
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1 /*
2 ** ClanLib SDK
3 ** Copyright (c) 1997-2011 The ClanLib Team
4 **
5 ** This software is provided 'as-is', without any express or implied
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11 ** freely, subject to the following restrictions:
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13 ** 1. The origin of this software must not be misrepresented; you must not
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15 ** in a product, an acknowledgment in the product documentation would be
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23 **
24 ** File Author(s):
25 **
26 ** Harry Storbacka
27 ** Mark Page
28 */
29 
32 
33 #pragma once
34 
35 #include "../api_core.h"
36 #include "vec3.h"
37 
42 template<typename Type>
44 {
45 public:
48 
49  // \brief Second triangle point
51 
52  // \brief Third triangle point
54 
56  CL_Trianglex(const CL_Trianglex<Type> &copy) { p = copy.p; q = copy.q; r = copy.r;}
57  CL_Trianglex(const CL_Vec2<Type> &point_p, const CL_Vec2<Type> &point_q, const CL_Vec2<Type> &point_r) { p = point_p; q = point_q; r = point_r;}
58 
61 
62 public:
63 
68  bool point_inside(const CL_Vec2<Type> &point) const;
69 
73 
74 public:
75 
77  CL_Trianglex<Type> &operator = (const CL_Trianglex<Type>& copy) { p = copy.p; q = copy.q; r = copy.r; return *this; }
78 
80  bool operator == (const CL_Trianglex<Type>& triangle) const {return ((p == triangle.p) && (q == triangle.q) && (r == triangle.r));}
81 
83  bool operator != (const CL_Trianglex<Type>& triangle) const {return ((p != triangle.p) || (q != triangle.q) || (r != triangle.r));}
85 };
86 
90 class CL_Triangle : public CL_Trianglex<int>
91 {
92 public:
94  CL_Triangle(const CL_Trianglex<int> &copy) : CL_Trianglex<int>(copy) {}
95  CL_Triangle(const CL_Vec2<int> &point_p, const CL_Vec2<int> &point_q, const CL_Vec2<int> &point_r) : CL_Trianglex<int>(point_p, point_q, point_r) {}
96 };
97 
101 class CL_Trianglef : public CL_Trianglex<float>
102 {
103 public:
105  CL_Trianglef(const CL_Trianglex<float> &copy) : CL_Trianglex<float>(copy) {}
106  CL_Trianglef(const CL_Vec2<float> &point_p, const CL_Vec2<float> &point_q, const CL_Vec2<float> &point_r) : CL_Trianglex<float>(point_p, point_q, point_r) {}
107 };
108 
112 class CL_Triangled : public CL_Trianglex<double>
113 {
114 public:
116  CL_Triangled(const CL_Trianglex<double> &copy) : CL_Trianglex<double>(copy) {}
117  CL_Triangled(const CL_Vec2<double> &point_p, const CL_Vec2<double> &point_q, const CL_Vec2<double> &point_r) : CL_Trianglex<double>(point_p, point_q, point_r) {}
118 };
119 
121