00001 /*========================================================================= 00002 00003 Program: Visualization Toolkit 00004 Module: $RCSfile: vtkInterpolatedVelocityField.h,v $ 00005 Language: C++ 00006 00007 00008 Copyright (c) 1993-2001 Ken Martin, Will Schroeder, Bill Lorensen 00009 All rights reserved. 00010 00011 Redistribution and use in source and binary forms, with or without 00012 modification, are permitted provided that the following conditions are met: 00013 00014 * Redistributions of source code must retain the above copyright notice, 00015 this list of conditions and the following disclaimer. 00016 00017 * Redistributions in binary form must reproduce the above copyright notice, 00018 this list of conditions and the following disclaimer in the documentation 00019 and/or other materials provided with the distribution. 00020 00021 * Neither name of Ken Martin, Will Schroeder, or Bill Lorensen nor the names 00022 of any contributors may be used to endorse or promote products derived 00023 from this software without specific prior written permission. 00024 00025 * Modified source versions must be plainly marked as such, and must not be 00026 misrepresented as being the original software. 00027 00028 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS'' 00029 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00030 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 00031 ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR 00032 ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 00033 DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 00034 SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 00035 CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 00036 OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 00037 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 00038 00039 =========================================================================*/ 00068 #ifndef __vtkInterpolatedVelocityField_h 00069 #define __vtkInterpolatedVelocityField_h 00070 00071 #include "vtkFunctionSet.h" 00072 #include "vtkDataSet.h" 00073 #include "vtkGenericCell.h" 00074 00075 class VTK_COMMON_EXPORT vtkInterpolatedVelocityField : public vtkFunctionSet 00076 { 00077 public: 00078 vtkTypeMacro(vtkInterpolatedVelocityField,vtkFunctionSet); 00079 virtual void PrintSelf(ostream& os, vtkIndent indent); 00080 00083 static vtkInterpolatedVelocityField *New(); 00084 00087 virtual int FunctionValues(float* x, float* f); 00088 00090 00091 virtual void SetDataSet(vtkDataSet* dataset); 00092 vtkGetObjectMacro(DataSet,vtkDataSet); 00094 00096 00097 vtkGetMacro(LastCellId, vtkIdType); 00098 vtkSetMacro(LastCellId, vtkIdType); 00100 00103 void ClearLastCellId() { this->LastCellId = -1; } 00104 00106 00109 int GetLastWeights(float* w); 00110 int GetLastLocalCoordinates(float pcoords[3]); 00112 00114 00115 vtkGetMacro(Caching, int); 00116 vtkSetMacro(Caching, int); 00117 vtkBooleanMacro(Caching, int); 00119 00121 00122 vtkGetMacro(CacheHit, int); 00123 vtkGetMacro(CacheMiss, int); 00125 00126 protected: 00127 vtkInterpolatedVelocityField(); 00128 ~vtkInterpolatedVelocityField(); 00129 00130 vtkDataSet* DataSet; 00131 vtkGenericCell* GenCell; // last cell 00132 vtkGenericCell* Cell; 00133 float* Weights; // last weights 00134 float LastPCoords[3]; // last local coordinates 00135 vtkIdType LastCellId; 00136 int CacheHit; 00137 int CacheMiss; 00138 int Caching; 00139 private: 00140 vtkInterpolatedVelocityField(const vtkInterpolatedVelocityField&); // Not implemented. 00141 void operator=(const vtkInterpolatedVelocityField&); // Not implemented. 00142 }; 00143 00144 #endif 00145 00146 00147 00148 00149 00150 00151 00152