00001 /*========================================================================= 00002 00003 Program: Visualization Toolkit 00004 Module: $RCSfile: vtkPlanes.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 __vtkPlanes_h 00069 #define __vtkPlanes_h 00070 00071 #include "vtkImplicitFunction.h" 00072 00073 class vtkPlane; 00074 00075 class VTK_COMMON_EXPORT vtkPlanes : public vtkImplicitFunction 00076 { 00077 public: 00078 static vtkPlanes *New(); 00079 vtkTypeMacro(vtkPlanes,vtkImplicitFunction); 00080 void PrintSelf(ostream& os, vtkIndent indent); 00081 00083 00084 float EvaluateFunction(float x[3]); 00085 float EvaluateFunction(float x, float y, float z) 00086 {return this->vtkImplicitFunction::EvaluateFunction(x, y, z); } ; 00088 00090 void EvaluateGradient(float x[3], float n[3]); 00091 00093 00095 vtkSetObjectMacro(Points,vtkPoints); 00096 vtkGetObjectMacro(Points,vtkPoints); 00098 00100 00102 void SetNormals(vtkDataArray* normals); 00103 vtkGetObjectMacro(Normals,vtkDataArray); 00105 00108 void SetFrustumPlanes(float planes[24]); 00109 00111 00115 void SetBounds(float bounds[6]); 00116 void SetBounds(float xmin, float xmax, float ymin, float ymax, 00117 float zmin, float zmax); 00119 00121 int GetNumberOfPlanes(); 00122 00126 vtkPlane *GetPlane(int i); 00127 00128 protected: 00129 vtkPlanes(); 00130 ~vtkPlanes(); 00131 00132 vtkPoints *Points; 00133 vtkDataArray *Normals; 00134 vtkPlane *Plane; 00135 00136 private: 00137 float Planes[24]; 00138 float Bounds[6]; 00139 00140 private: 00141 vtkPlanes(const vtkPlanes&); // Not implemented. 00142 void operator=(const vtkPlanes&); // Not implemented. 00143 }; 00144 00145 #endif 00146 00147