00001 /*========================================================================= 00002 00003 Program: Visualization Toolkit 00004 Module: $RCSfile: vtkFloatScalars.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 =========================================================================*/ 00053 #ifndef __vtkFloatScalars_h 00054 #define __vtkFloatScalars_h 00055 00056 #include "vtkScalars.h" 00057 #include "vtkFloatArray.h" 00058 00059 #ifndef VTK_REMOVE_LEGACY_CODE 00060 class VTK_EXPORT vtkFloatScalars : public vtkScalars 00061 { 00062 public: 00063 static vtkFloatScalars *New(); 00064 00066 void SetDataType(int dataType); 00067 00069 void SetData(vtkDataArray *); 00070 00072 float *GetPointer(const int id); 00073 00078 float *WritePointer(const int id, const int number); 00079 00080 protected: 00081 vtkFloatScalars() {}; 00082 ~vtkFloatScalars() {}; 00083 vtkFloatScalars(const vtkFloatScalars&) {}; 00084 void operator=(const vtkFloatScalars&) {}; 00085 00086 private: 00087 // hide the vtkScalars' New() method 00088 static vtkFloatScalars *New(int) { return vtkFloatScalars::New();}; 00089 static vtkFloatScalars *New(int dataType, int numComp) 00090 { return (vtkFloatScalars *)vtkScalars::New(dataType, numComp);}; 00091 }; 00092 00093 inline float *vtkFloatScalars::GetPointer(const int id) 00094 { 00095 return ((vtkFloatArray *)this->Data)->GetPointer(this->Data->GetNumberOfComponents()*id); 00096 } 00097 00098 inline float *vtkFloatScalars::WritePointer(const int id, const int number) 00099 { 00100 int num=this->Data->GetNumberOfComponents(); 00101 00102 return ((vtkFloatArray *)this->Data)->WritePointer(num*id,num*number); 00103 } 00104 00105 inline void vtkFloatScalars::SetData(vtkDataArray *data) 00106 { 00107 if ( data->GetDataType() != VTK_FLOAT ) 00108 { 00109 vtkErrorMacro(<<"Float scalars only accepts float data type"); 00110 return; 00111 } 00112 vtkScalars::SetData(data); 00113 } 00114 00115 inline void vtkFloatScalars::SetDataType(int type) 00116 { 00117 if ( type != VTK_FLOAT ) 00118 { 00119 vtkErrorMacro(<<"Float Scalars only accepts float data type"); 00120 return; 00121 } 00122 00123 vtkScalars::SetDataType(type); 00124 } 00125 #endif 00126 00127 #endif 00128