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graphics/vtkTexture.h

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00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkTexture.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 =========================================================================*/
00074 #ifndef __vtkTexture_h
00075 #define __vtkTexture_h
00076 
00077 #include "vtkObject.h"
00078 #include "vtkStructuredPoints.h"
00079 #include "vtkLookupTable.h"
00080 #include "vtkScalars.h"
00081 #include "vtkImageToStructuredPoints.h"
00082 
00083 class vtkRenderer;
00084 class vtkWindow;
00085 
00086 #define VTK_TEXTURE_QUALITY_DEFAULT 0
00087 #define VTK_TEXTURE_QUALITY_16BIT   16
00088 #define VTK_TEXTURE_QUALITY_32BIT   32
00089 
00090 class VTK_EXPORT vtkTexture : public vtkObject
00091 {
00092 public:
00093   static vtkTexture *New();
00094   vtkTypeMacro(vtkTexture,vtkObject);
00095   void PrintSelf(ostream& os, vtkIndent indent);
00096 
00100   virtual void Render(vtkRenderer *ren);
00101 
00105   virtual void ReleaseGraphicsResources(vtkWindow *) {};
00106 
00110   virtual void Load(vtkRenderer *) {};
00111 
00114   vtkGetMacro(Repeat,int);
00115   vtkSetMacro(Repeat,int);
00116   vtkBooleanMacro(Repeat,int);
00117 
00119   vtkGetMacro(Interpolate,int);
00120   vtkSetMacro(Interpolate,int);
00121   vtkBooleanMacro(Interpolate,int);
00122 
00125   vtkSetMacro(Quality,int);
00126   vtkGetMacro(Quality,int);
00127   void SetQualityToDefault() {this->SetQuality(VTK_TEXTURE_QUALITY_DEFAULT);};
00128   void SetQualityTo16Bit() {this->SetQuality(VTK_TEXTURE_QUALITY_16BIT);};
00129   void SetQualityTo32Bit() {this->SetQuality(VTK_TEXTURE_QUALITY_32BIT);};
00130 
00137   vtkGetMacro(MapColorScalarsThroughLookupTable,int);
00138   vtkSetMacro(MapColorScalarsThroughLookupTable,int);
00139   vtkBooleanMacro(MapColorScalarsThroughLookupTable,int);
00140 
00142   vtkSetObjectMacro(Input,vtkStructuredPoints);
00143   vtkGetObjectMacro(Input,vtkStructuredPoints);
00144   void SetInput(vtkImageData *cache)
00145     {vtkImageToStructuredPoints *tmp = cache->MakeImageToStructuredPoints();
00146     this->SetInput(tmp->GetOutput()); tmp->Delete();}
00147   
00149   void SetLookupTable(vtkLookupTable *);
00150   vtkGetObjectMacro(LookupTable,vtkLookupTable);
00151 
00153   vtkGetObjectMacro(MappedScalars,vtkScalars);
00154 
00156   unsigned char *MapScalarsToColors (vtkScalars *scalars);
00157 
00158 protected:
00159   vtkTexture();
00160   ~vtkTexture();
00161   vtkTexture(const vtkTexture&) {};
00162   void operator=(const vtkTexture&) {};
00163 
00164   int   Repeat;
00165   int   Interpolate;
00166   int   Quality;
00167   int   MapColorScalarsThroughLookupTable;
00168   vtkStructuredPoints *Input;
00169   vtkLookupTable *LookupTable;
00170   vtkScalars *MappedScalars;
00171   
00172   // this is to duplicated the previous behavior of SelfCreatedLookUpTable
00173   int SelfAdjustingTableRange;
00174 };
00175 
00176 #endif

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