dox/Hybrid/vtkKWEGPUImageAlgorithmDriver.h
Go to the documentation of this file.
00001 //============================================================================= 00002 // This file is part of VTKEdge. See vtkedge.org for more information. 00003 // 00004 // Copyright (c) 2010 Kitware, Inc. 00005 // 00006 // VTKEdge may be used under the terms of the BSD License 00007 // Please see the file Copyright.txt in the root directory of 00008 // VTKEdge for further information. 00009 // 00010 // Alternatively, you may see: 00011 // 00012 // http://www.vtkedge.org/vtkedge/project/license.html 00013 // 00014 // 00015 // For custom extensions, consulting services, or training for 00016 // this or any other Kitware supported open source project, please 00017 // contact Kitware at sales@kitware.com. 00018 // 00019 // 00020 //============================================================================= 00027 #ifndef __vtkKWEGPUImageAlgorithmDriver_h 00028 #define __vtkKWEGPUImageAlgorithmDriver_h 00029 00030 #include "vtkImageAlgorithm.h" 00031 #include "VTKEdgeConfigure.h" // include configuration header 00032 #include "vtkStructuredData.h" // for VTK_XY_PLANE, ... 00033 #include "vtkWeakPointer.h" // needed for vtkWeakPointer 00034 #include "vtkSmartPointer.h" // needed for vtkWeakPointer 00035 00036 //BTX 00037 #include <vtkstd/vector> 00038 00039 //ETX 00040 class vtkRenderWindow; 00041 class vtkDataTransferHelper; 00042 class vtkKWEExtentCalculator; 00043 00044 class VTKEdge_HYBRID_EXPORT vtkKWEGPUImageAlgorithmDriver : public vtkImageAlgorithm 00045 { 00046 public: 00047 vtkTypeRevisionMacro(vtkKWEGPUImageAlgorithmDriver, vtkImageAlgorithm); 00048 void PrintSelf(ostream& os, vtkIndent indent); 00049 00051 00052 vtkRenderWindow* GetContext(); 00053 virtual void SetContext(vtkRenderWindow*); 00055 00056 //BTX 00057 enum ExtentTypes 00058 { 00059 INVALID=0, 00060 XY_PLANE = VTK_XY_PLANE, 00061 YZ_PLANE = VTK_YZ_PLANE, 00062 XZ_PLANE = VTK_XZ_PLANE, 00063 XYZ_GRID = VTK_XYZ_GRID 00064 }; 00065 00066 protected: 00067 class vtkBuses; 00068 00069 vtkKWEGPUImageAlgorithmDriver(); 00070 ~vtkKWEGPUImageAlgorithmDriver(); 00071 00073 00076 virtual ExtentTypes GetSplitMode(vtkInformation* request, 00077 vtkInformationVector** inputVector, 00078 vtkInformationVector* outputVector) = 0; 00080 00082 00087 virtual int MapOutputExtentToInput(int input_extent[6], 00088 int port, int connection, 00089 vtkInformation* inInfo, const int output_extent[6]) = 0; 00091 00092 00094 00096 virtual bool InitializeExecution( 00097 vtkInformation* vtkNotUsed(request), 00098 vtkInformationVector** vtkNotUsed(inputVector), 00099 vtkInformationVector* vtkNotUsed(outputVector)) {return true;} 00101 00103 00104 virtual bool Execute(vtkBuses* upBuses, 00105 vtkDataTransferHelper* downBus) = 0; 00106 virtual void Execute() { this->Superclass::Execute(); } 00108 00110 00112 virtual bool FinalizeExecution( 00113 vtkInformation* vtkNotUsed(request), 00114 vtkInformationVector** vtkNotUsed(inputVector), 00115 vtkInformationVector* vtkNotUsed(outputVector)) {return true;} 00117 00119 00121 virtual int RequestData(vtkInformation* request, 00122 vtkInformationVector** inputVector, 00123 vtkInformationVector* outputVector); 00125 00127 00128 int RequestUpdateExtent ( 00129 vtkInformation *request, 00130 vtkInformationVector **inputVector, 00131 vtkInformationVector *outputVector); 00133 00134 bool ComputeTCoordsRange(double tcoords[6], 00135 const int inputExt[6], const int outputExt[6]); 00136 00137 vtkWeakPointer<vtkRenderWindow> Context; 00138 bool OwnContext; 00139 00140 private: 00141 vtkKWEGPUImageAlgorithmDriver(const vtkKWEGPUImageAlgorithmDriver&); // Not implemented. 00142 void operator=(const vtkKWEGPUImageAlgorithmDriver&); // Not implemented. 00143 00144 class vtkPipe; 00145 friend class vtkPipe; 00146 00148 00150 vtkBuses* Upload(vtkKWEExtentCalculator* extentCalculator, 00151 vtkInformationVector** inputVector, 00152 vtkPipe& pipe); 00154 00155 bool SetupOutputTexture(ExtentTypes chunkType, vtkDataTransferHelper* down_bus); 00156 //ETX 00157 }; 00158 00159 //BTX 00160 class vtkKWEGPUImageAlgorithmDriver::vtkBuses : public vtkObjectBase 00161 { 00162 public: 00163 vtkTypeRevisionMacro(vtkBuses, vtkObjectBase); 00164 static vtkBuses* New(); 00165 00166 void SetNumberOfPorts(unsigned int num); 00167 void SetNumberOfConnections(unsigned int port, unsigned int num); 00168 vtkDataTransferHelper* GetBus(unsigned int port, unsigned int conn); 00169 void SetBus(unsigned int port, unsigned int conn, vtkDataTransferHelper* bus); 00170 00171 private: 00172 vtkBuses() { } 00173 virtual ~vtkBuses() { } 00174 00175 typedef vtkstd::vector<vtkSmartPointer<vtkDataTransferHelper> > XferHelperVector; 00176 typedef vtkstd::vector<XferHelperVector> VectorOfXferHelperVector; 00177 00178 VectorOfXferHelperVector Buses; 00179 }; 00180 //ETX 00181 #endif 00182 00183
