csgeom/path.h
Go to the documentation of this file.00001 /* 00002 Copyright (C) 2001 by Jorrit Tyberghein 00003 00004 This library is free software; you can redistribute it and/or 00005 modify it under the terms of the GNU Library General Public 00006 License as published by the Free Software Foundation; either 00007 version 2 of the License, or (at your option) any later version. 00008 00009 This library is distributed in the hope that it will be useful, 00010 but WITHOUT ANY WARRANTY; without even the implied warranty of 00011 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00012 Library General Public License for more details. 00013 00014 You should have received a copy of the GNU Library General Public 00015 License along with this library; if not, write to the Free 00016 Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 00017 */ 00018 00019 #ifndef __CS_PATH_H__ 00020 #define __CS_PATH_H__ 00021 00022 00029 #include "csutil/scf.h" 00030 #include "csgeom/spline.h" 00031 #include "csgeom/vector3.h" 00032 #include "igeom/path.h" 00033 00040 class csPath : public csCatmullRomSpline, public iPath 00041 { 00042 private: 00043 void SetVectorAsDimensionValues (int dim, csVector3* v) 00044 { 00045 int i; 00046 float* x, * y, * z; 00047 x = new float [GetPointCount ()]; 00048 y = new float [GetPointCount ()]; 00049 z = new float [GetPointCount ()]; 00050 for (i = 0 ; i < GetPointCount () ; i++) 00051 { 00052 x[i] = v[i].x; 00053 y[i] = v[i].y; 00054 z[i] = v[i].z; 00055 } 00056 SetDimensionValues (dim+0, x); 00057 SetDimensionValues (dim+1, y); 00058 SetDimensionValues (dim+2, z); 00059 delete[] x; 00060 delete[] y; 00061 delete[] z; 00062 } 00063 00064 public: 00065 SCF_DECLARE_IBASE; 00066 00068 csPath (int p) : csCatmullRomSpline (9, p) 00069 { 00070 SCF_CONSTRUCT_IBASE (0); 00071 } 00072 00074 virtual ~csPath () { SCF_DESTRUCT_IBASE(); } 00075 00077 int Length () 00078 { 00079 return GetPointCount(); 00080 } 00082 void CalculateAtTime (float time) 00083 { 00084 Calculate (time); 00085 } 00086 int GetCurrentIndex () 00087 { 00088 return csCatmullRomSpline::GetCurrentIndex(); 00089 } 00090 float GetTime (int idx) 00091 { 00092 return GetTimeValue(idx); 00093 } 00094 void SetTime (int idx, float t) 00095 { 00096 SetTimeValue(idx,t); 00097 } 00098 00100 void SetPositionVectors (csVector3* v) 00101 { 00102 SetVectorAsDimensionValues (0, v); 00103 } 00105 void SetUpVectors (csVector3* v) 00106 { 00107 SetVectorAsDimensionValues (3, v); 00108 } 00110 void SetForwardVectors (csVector3* v) 00111 { 00112 SetVectorAsDimensionValues (6, v); 00113 } 00115 void SetPositionVector (int idx, const csVector3& v) 00116 { 00117 SetDimensionValue (0, idx, v.x); 00118 SetDimensionValue (1, idx, v.y); 00119 SetDimensionValue (2, idx, v.z); 00120 } 00122 void SetUpVector (int idx, const csVector3& v) 00123 { 00124 SetDimensionValue (3, idx, v.x); 00125 SetDimensionValue (4, idx, v.y); 00126 SetDimensionValue (5, idx, v.z); 00127 } 00129 void SetForwardVector (int idx, const csVector3& v) 00130 { 00131 SetDimensionValue (6, idx, v.x); 00132 SetDimensionValue (7, idx, v.y); 00133 SetDimensionValue (8, idx, v.z); 00134 } 00136 void GetPositionVector (int idx, csVector3& v) 00137 { 00138 v.x = GetDimensionValue (0, idx); 00139 v.y = GetDimensionValue (1, idx); 00140 v.z = GetDimensionValue (2, idx); 00141 } 00143 void GetUpVector (int idx, csVector3& v) 00144 { 00145 v.x = GetDimensionValue (3, idx); 00146 v.y = GetDimensionValue (4, idx); 00147 v.z = GetDimensionValue (5, idx); 00148 } 00150 void GetForwardVector (int idx, csVector3& v) 00151 { 00152 v.x = GetDimensionValue (6, idx); 00153 v.y = GetDimensionValue (7, idx); 00154 v.z = GetDimensionValue (8, idx); 00155 } 00156 00158 void GetInterpolatedPosition (csVector3& pos) 00159 { 00160 pos.x = GetInterpolatedDimension (0); 00161 pos.y = GetInterpolatedDimension (1); 00162 pos.z = GetInterpolatedDimension (2); 00163 } 00165 void GetInterpolatedUp (csVector3& pos) 00166 { 00167 pos.x = GetInterpolatedDimension (3); 00168 pos.y = GetInterpolatedDimension (4); 00169 pos.z = GetInterpolatedDimension (5); 00170 } 00172 void GetInterpolatedForward (csVector3& pos) 00173 { 00174 pos.x = GetInterpolatedDimension (6); 00175 pos.y = GetInterpolatedDimension (7); 00176 pos.z = GetInterpolatedDimension (8); 00177 } 00178 }; 00179 00182 #endif // __CS_PATH_H__
Generated for Crystal Space by doxygen 1.2.18