1 | #ifndef GIM_TRI_CAPSULE_COLLISION_H_INCLUDED |
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2 | #define GIM_TRI_CAPSULE_COLLISION_H_INCLUDED |
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3 | |
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4 | /*! \file gim_tri_capsule_collision.h |
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5 | \author Francisco León |
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6 | */ |
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7 | /* |
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8 | ----------------------------------------------------------------------------- |
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9 | This source file is part of GIMPACT Library. |
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10 | |
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11 | For the latest info, see http://gimpact.sourceforge.net/ |
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12 | |
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13 | Copyright (c) 2006 Francisco Leon. C.C. 80087371. |
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14 | email: projectileman@yahoo.com |
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15 | |
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16 | This library is free software; you can redistribute it and/or |
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17 | modify it under the terms of EITHER: |
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18 | (1) The GNU Lesser General Public License as published by the Free |
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19 | Software Foundation; either version 2.1 of the License, or (at |
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20 | your option) any later version. The text of the GNU Lesser |
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21 | General Public License is included with this library in the |
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22 | file GIMPACT-LICENSE-LGPL.TXT. |
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23 | (2) The BSD-style license that is included with this library in |
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24 | the file GIMPACT-LICENSE-BSD.TXT. |
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25 | |
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26 | This library is distributed in the hope that it will be useful, |
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27 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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28 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the files |
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29 | GIMPACT-LICENSE-LGPL.TXT and GIMPACT-LICENSE-BSD.TXT for more details. |
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30 | |
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31 | ----------------------------------------------------------------------------- |
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32 | */ |
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33 | |
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34 | #include "GIMPACT/gim_memory.h" |
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35 | |
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36 | /*! \addtogroup GEOMETRIC_OPERATIONS |
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37 | */ |
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38 | //! @{ |
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39 | |
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40 | //! Capsule struct |
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41 | struct GIM_CAPSULE_DATA |
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42 | { |
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43 | GREAL m_radius; |
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44 | vec3f m_point1; |
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45 | vec3f m_point2; |
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46 | }; |
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47 | //typedef struct _GIM_CAPSULE_DATA GIM_CAPSULE_DATA; |
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48 | |
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49 | #define CALC_CAPSULE_AABB(capsule,aabb)\ |
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50 | {\ |
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51 | if(capsule.m_point1[0]<capsule.m_point2[0])\ |
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52 | {\ |
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53 | aabb.minX = capsule.m_point1[0] - capsule.m_radius;\ |
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54 | aabb.maxX = capsule.m_point2[0] + capsule.m_radius;\ |
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55 | }\ |
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56 | else\ |
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57 | {\ |
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58 | aabb.minX = capsule.m_point2[0] - capsule.m_radius;\ |
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59 | aabb.maxX = capsule.m_point1[0] + capsule.m_radius;\ |
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60 | }\ |
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61 | if(capsule.m_point1[1]<capsule.m_point2[1])\ |
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62 | {\ |
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63 | aabb.minY = capsule.m_point1[1] - capsule.m_radius;\ |
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64 | aabb.maxY = capsule.m_point2[1] + capsule.m_radius;\ |
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65 | }\ |
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66 | else\ |
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67 | {\ |
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68 | aabb.minY = capsule.m_point2[1] - capsule.m_radius;\ |
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69 | aabb.maxY = capsule.m_point1[1] + capsule.m_radius;\ |
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70 | }\ |
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71 | if(capsule.m_point1[2]<capsule.m_point2[2])\ |
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72 | {\ |
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73 | aabb.minZ = capsule.m_point1[2] - capsule.m_radius;\ |
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74 | aabb.maxZ = capsule.m_point2[2] + capsule.m_radius;\ |
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75 | }\ |
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76 | else\ |
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77 | {\ |
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78 | aabb.minZ = capsule.m_point2[2] - capsule.m_radius;\ |
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79 | aabb.maxZ = capsule.m_point1[2] + capsule.m_radius;\ |
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80 | }\ |
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81 | }\ |
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82 | |
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83 | //! Utility function for find the closest point between a segment and a triangle |
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84 | /*! |
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85 | |
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86 | \param triangle |
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87 | \param s1 |
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88 | \param s2 |
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89 | \param contacts Contains the closest points on the segment (1,2), and the normal points to segment, and m_depth contains the distance |
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90 | |
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91 | \post The contacts array is not set to 0. It adds aditional contacts |
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92 | */ |
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93 | void gim_closest_point_triangle_segment(GIM_TRIANGLE_DATA * triangle, vec3f s1,vec3f s2, GDYNAMIC_ARRAY * contacts); |
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94 | |
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95 | |
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96 | |
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97 | |
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98 | |
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99 | //! Utility function for find the closest point between a capsule and a triangle |
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100 | /*! |
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101 | |
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102 | \param triangle |
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103 | \param capsule |
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104 | \param contacts Contains the closest points on the capsule, and the normal points to triangle |
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105 | \return 1 if the triangle collides the capsule |
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106 | \post The contacts array is not set to 0. It adds aditional contacts |
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107 | */ |
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108 | int gim_triangle_capsule_collision(GIM_TRIANGLE_DATA * triangle, GIM_CAPSULE_DATA * capsule, GDYNAMIC_ARRAY * contacts); |
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109 | //! @} |
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110 | |
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111 | #endif // GIM_TRI_CAPSULE_COLLISION_H_INCLUDED |
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