今天看代码看到小坐标,觉得还不错,找了一下资料
使用的头文件是vtkOrientationMarkerWidget.h
/*========================================================================= Program: Visualization Toolkit Module: TestOrientationMarkerWidget.cxx Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen All rights reserved. See Copyright.txt or http://www.kitware.com/Copyright.htm for details. This software is distributed WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the above copyright notice for more information. =========================================================================*/ #include "vtkSmartPointer.h" #include "vtkActor.h" #include "vtkAnnotatedCubeActor.h" #include "vtkAppendPolyData.h" #include "vtkAxesActor.h" #include "vtkCamera.h" #include "vtkCaptionActor2D.h" #include "vtkCellArray.h" #include "vtkInteractorEventRecorder.h" #include "vtkMath.h" #include "vtkOrientationMarkerWidget.h" #include "vtkPoints.h" #include "vtkPolyData.h" #include "vtkPolyDataMapper.h" #include "vtkPropAssembly.h" #include "vtkPropCollection.h" #include "vtkProperty.h" #include "vtkRenderer.h" #include "vtkRenderWindow.h" #include "vtkRenderWindowInteractor.h" #include "vtkTextProperty.h" #include "vtkTransform.h" #include "vtkTransformPolyDataFilter.h" #include "vtkTubeFilter.h" const char TestOMWidgetEventLog[] = "# StreamVersion 1\n" "CharEvent 215 191 0 0 98 1 b\n" "KeyReleaseEvent 215 191 0 0 98 1 b\n" "RightButtonPressEvent 215 191 0 0 0 0 b\n" "TimerEvent 215 191 0 0 0 0 b\n" "MouseMoveEvent 216 191 0 0 0 0 b\n" "TimerEvent 216 191 0 0 0 0 b\n" "MouseMoveEvent 216 192 0 0 0 0 b\n" "TimerEvent 216 192 0 0 0 0 b\n" "MouseMoveEvent 216 193 0 0 0 0 b\n" "TimerEvent 216 193 0 0 0 0 b\n" "MouseMoveEvent 216 194 0 0 0 0 b\n" "TimerEvent 216 194 0 0 0 0 b\n" "MouseMoveEvent 216 195 0 0 0 0 b\n" "TimerEvent 216 195 0 0 0 0 b\n" "MouseMoveEvent 216 196 0 0 0 0 b\n" "TimerEvent 216 196 0 0 0 0 b\n" "MouseMoveEvent 216 197 0 0 0 0 b\n" "TimerEvent 216 197 0 0 0 0 b\n" "MouseMoveEvent 216 198 0 0 0 0 b\n" "TimerEvent 216 198 0 0 0 0 b\n" "MouseMoveEvent 216 199 0 0 0 0 b\n" "TimerEvent 216 199 0 0 0 0 b\n" "RightButtonReleaseEvent 216 199 0 0 0 0 b\n" "MouseMoveEvent 216 199 0 0 0 0 b\n" "KeyPressEvent 216 199 0 0 116 1 t\n" "CharEvent 216 199 0 0 116 1 t\n" "KeyReleaseEvent 216 199 0 0 116 1 t\n" "RightButtonPressEvent 216 199 0 0 0 0 t\n" "MouseMoveEvent 216 200 0 0 0 0 t\n" "MouseMoveEvent 219 240 0 0 0 0 t\n" "RightButtonReleaseEvent 219 240 0 0 0 0 t\n" "MouseMoveEvent 185 139 0 0 0 0 t\n" "LeftButtonPressEvent 185 139 0 0 0 0 t\n" "MouseMoveEvent 187 139 0 0 0 0 t\n" "MouseMoveEvent 199 139 0 0 0 0 t\n" "MouseMoveEvent 237 138 0 0 0 0 t\n" "MouseMoveEvent 250 137 0 0 0 0 t\n" "MouseMoveEvent 259 133 0 0 0 0 t\n" "MouseMoveEvent 276 119 0 0 0 0 t\n" "MouseMoveEvent 282 119 0 0 0 0 t\n" "MouseMoveEvent 269 136 0 0 0 0 t\n" "MouseMoveEvent 241 166 0 0 0 0 t\n" "MouseMoveEvent 218 199 0 0 0 0 t\n" "MouseMoveEvent 173 220 0 0 0 0 t\n" "MouseMoveEvent 152 230 0 0 0 0 t\n" "MouseMoveEvent 135 232 0 0 0 0 t\n" "MouseMoveEvent 124 233 0 0 0 0 t\n" "MouseMoveEvent 111 227 0 0 0 0 t\n" "MouseMoveEvent 96 218 0 0 0 0 t\n" "MouseMoveEvent 87 213 0 0 0 0 t\n" "MouseMoveEvent 81 212 0 0 0 0 t\n" "MouseMoveEvent 60 215 0 0 0 0 t\n" "MouseMoveEvent 51 226 0 0 0 0 t\n" "MouseMoveEvent 44 246 0 0 0 0 t\n" "MouseMoveEvent 40 263 0 0 0 0 t\n" "MouseMoveEvent 39 277 0 0 0 0 t\n" "MouseMoveEvent 39 299 0 0 0 0 t\n" "MouseMoveEvent 44 313 0 0 0 0 t\n" "MouseMoveEvent 52 324 0 0 0 0 t\n" "MouseMoveEvent 59 330 0 0 0 0 t\n" "MouseMoveEvent 67 332 0 0 0 0 t\n" "MouseMoveEvent 77 332 0 0 0 0 t\n" "MouseMoveEvent 99 331 0 0 0 0 t\n" "MouseMoveEvent 123 331 0 0 0 0 t\n" "MouseMoveEvent 138 335 0 0 0 0 t\n" "MouseMoveEvent 156 340 0 0 0 0 t\n" "MouseMoveEvent 175 345 0 0 0 0 t\n" "MouseMoveEvent 188 349 0 0 0 0 t\n" "MouseMoveEvent 199 352 0 0 0 0 t\n" "MouseMoveEvent 222 354 0 0 0 0 t\n" "MouseMoveEvent 237 356 0 0 0 0 t\n" "MouseMoveEvent 253 356 0 0 0 0 t\n" "MouseMoveEvent 259 356 0 0 0 0 t\n" "MouseMoveEvent 274 352 0 0 0 0 t\n" "MouseMoveEvent 278 350 0 0 0 0 t\n" "MouseMoveEvent 285 347 0 0 0 0 t\n" "MouseMoveEvent 289 343 0 0 0 0 t\n" "MouseMoveEvent 296 335 0 0 0 0 t\n" "MouseMoveEvent 306 325 0 0 0 0 t\n" "MouseMoveEvent 313 316 0 0 0 0 t\n" "MouseMoveEvent 322 304 0 0 0 0 t\n" "MouseMoveEvent 328 291 0 0 0 0 t\n" "MouseMoveEvent 331 285 0 0 0 0 t\n" "MouseMoveEvent 333 277 0 0 0 0 t\n" "MouseMoveEvent 335 267 0 0 0 0 t\n" "MouseMoveEvent 337 262 0 0 0 0 t\n" "LeftButtonReleaseEvent 337 262 0 0 0 0 t\n" "MouseMoveEvent 133 119 0 0 0 0 t\n" "LeftButtonPressEvent 133 119 0 0 0 0 t\n" "MouseMoveEvent 134 119 0 0 0 0 t\n" "MouseMoveEvent 139 125 0 0 0 0 t\n" "MouseMoveEvent 145 131 0 0 0 0 t\n" "MouseMoveEvent 156 141 0 0 0 0 t\n" "MouseMoveEvent 168 146 0 0 0 0 t\n" "MouseMoveEvent 211 158 0 0 0 0 t\n" "MouseMoveEvent 253 163 0 0 0 0 t\n" "MouseMoveEvent 300 167 0 0 0 0 t\n" "MouseMoveEvent 345 172 0 0 0 0 t\n" "MouseMoveEvent 370 179 0 0 0 0 t\n" "MouseMoveEvent 384 180 0 0 0 0 t\n" "MouseMoveEvent 396 182 0 0 0 0 t\n" "LeaveEvent 402 183 0 0 0 0 t\n" "MouseMoveEvent 402 183 0 0 0 0 t\n" "MouseMoveEvent 408 182 0 0 0 0 t\n" "EnterEvent 388 182 0 0 0 0 t\n" "MouseMoveEvent 388 182 0 0 0 0 t\n" "MouseMoveEvent 358 193 0 0 0 0 t\n" "MouseMoveEvent 327 227 0 0 0 0 t\n" "MouseMoveEvent 307 265 0 0 0 0 t\n" "MouseMoveEvent 290 325 0 0 0 0 t\n" "MouseMoveEvent 281 367 0 0 0 0 t\n" "MouseMoveEvent 280 396 0 0 0 0 t\n" "LeaveEvent 280 400 0 0 0 0 t\n" "MouseMoveEvent 280 400 0 0 0 0 t\n" "MouseMoveEvent 240 401 0 0 0 0 t\n" "EnterEvent 230 396 0 0 0 0 t\n" "MouseMoveEvent 230 396 0 0 0 0 t\n" "MouseMoveEvent 178 371 0 0 0 0 t\n" "MouseMoveEvent 120 351 0 0 0 0 t\n" "MouseMoveEvent 94 341 0 0 0 0 t\n" "MouseMoveEvent 68 337 0 0 0 0 t\n" "MouseMoveEvent 58 332 0 0 0 0 t\n" "MouseMoveEvent 47 319 0 0 0 0 t\n" "MouseMoveEvent 42 296 0 0 0 0 t\n" "MouseMoveEvent 44 255 0 0 0 0 t\n" "MouseMoveEvent 64 223 0 0 0 0 t\n" "MouseMoveEvent 86 195 0 0 0 0 t\n" "MouseMoveEvent 102 172 0 0 0 0 t\n" "MouseMoveEvent 111 159 0 0 0 0 t\n" "MouseMoveEvent 115 153 0 0 0 0 t\n" "MouseMoveEvent 116 138 0 0 0 0 t\n" "MouseMoveEvent 110 124 0 0 0 0 t\n" "MouseMoveEvent 99 111 0 0 0 0 t\n" "MouseMoveEvent 93 104 0 0 0 0 t\n" "MouseMoveEvent 92 102 0 0 0 0 t\n" "LeftButtonReleaseEvent 92 102 0 0 0 0 t\n" "MouseMoveEvent 92 102 0 0 0 0 t\n" "MouseMoveEvent 168 179 0 0 0 0 t\n" "LeftButtonPressEvent 168 179 0 0 0 0 t\n" "MouseMoveEvent 167 178 0 0 0 0 t\n" "MouseMoveEvent 162 172 0 0 0 0 t\n" "MouseMoveEvent 153 164 0 0 0 0 t\n" "MouseMoveEvent 148 158 0 0 0 0 t\n" "MouseMoveEvent 140 150 0 0 0 0 t\n" "MouseMoveEvent 135 145 0 0 0 0 t\n" "MouseMoveEvent 131 141 0 0 0 0 t\n" "MouseMoveEvent 125 135 0 0 0 0 t\n" "MouseMoveEvent 123 132 0 0 0 0 t\n" "MouseMoveEvent 121 131 0 0 0 0 t\n" "MouseMoveEvent 120 129 0 0 0 0 t\n" "LeftButtonReleaseEvent 120 129 0 0 0 0 t\n" "MouseMoveEvent 120 129 0 0 0 0 t\n" "MouseMoveEvent 116 22 0 0 0 0 t\n" "LeftButtonPressEvent 116 22 0 0 0 0 t\n" "MouseMoveEvent 117 22 0 0 0 0 t\n" "MouseMoveEvent 119 20 0 0 0 0 t\n" "MouseMoveEvent 130 10 0 0 0 0 t\n" "MouseMoveEvent 143 2 0 0 0 0 t\n" "MouseMoveEvent 145 0 0 0 0 0 t\n" "LeaveEvent 146 -1 0 0 0 0 t\n" "MouseMoveEvent 146 -1 0 0 0 0 t\n" "MouseMoveEvent 159 -9 0 0 0 0 t\n" "MouseMoveEvent 162 -11 0 0 0 0 t\n" "MouseMoveEvent 166 -14 0 0 0 0 t\n" "MouseMoveEvent 169 -17 0 0 0 0 t\n" "MouseMoveEvent 173 -22 0 0 0 0 t\n" "MouseMoveEvent 176 -25 0 0 0 0 t\n" "MouseMoveEvent 177 -25 0 0 0 0 t\n" "LeftButtonReleaseEvent 177 -25 0 0 0 0 t\n" "EnterEvent 156 2 0 0 0 0 t\n" "MouseMoveEvent 156 2 0 0 0 0 t\n" "MouseMoveEvent 140 25 0 0 0 0 t\n" "MouseMoveEvent 113 53 0 0 0 0 t\n" "MouseMoveEvent 92 74 0 0 0 0 t\n" "MouseMoveEvent 76 89 0 0 0 0 t\n" "MouseMoveEvent 67 96 0 0 0 0 t\n" "MouseMoveEvent 61 105 0 0 0 0 t\n" "MouseMoveEvent 57 111 0 0 0 0 t\n" "MouseMoveEvent 55 115 0 0 0 0 t\n" "MouseMoveEvent 53 121 0 0 0 0 t\n" "MouseMoveEvent 51 126 0 0 0 0 t\n" "MouseMoveEvent 50 128 0 0 0 0 t\n" "LeftButtonPressEvent 50 128 0 0 0 0 t\n" "MouseMoveEvent 50 129 0 0 0 0 t\n" "MouseMoveEvent 49 133 0 0 0 0 t\n" "MouseMoveEvent 46 137 0 0 0 0 t\n" "MouseMoveEvent 42 144 0 0 0 0 t\n" "MouseMoveEvent 40 149 0 0 0 0 t\n" "MouseMoveEvent 38 154 0 0 0 0 t\n" "MouseMoveEvent 35 158 0 0 0 0 t\n" "MouseMoveEvent 33 161 0 0 0 0 t\n" "MouseMoveEvent 29 166 0 0 0 0 t\n" "MouseMoveEvent 27 168 0 0 0 0 t\n" "MouseMoveEvent 24 168 0 0 0 0 t\n" "MouseMoveEvent 22 169 0 0 0 0 t\n" "MouseMoveEvent 20 170 0 0 0 0 t\n" "MouseMoveEvent 18 170 0 0 0 0 t\n" "LeftButtonReleaseEvent 18 170 0 0 0 0 t\n" "MouseMoveEvent 18 170 0 0 0 0 t\n" "MouseMoveEvent 20 15 0 0 0 0 t\n" "LeftButtonPressEvent 20 15 0 0 0 0 t\n" "MouseMoveEvent 19 15 0 0 0 0 t\n" "MouseMoveEvent 18 13 0 0 0 0 t\n" "MouseMoveEvent 16 11 0 0 0 0 t\n" "MouseMoveEvent 15 9 0 0 0 0 t\n" "MouseMoveEvent 13 7 0 0 0 0 t\n" "MouseMoveEvent 10 5 0 0 0 0 t\n" "MouseMoveEvent 9 4 0 0 0 0 t\n" "LeftButtonReleaseEvent 9 4 0 0 0 0 t\n" "MouseMoveEvent 9 4 0 0 0 0 t\n" "MouseMoveEvent 119 82 0 0 0 0 t\n" "LeftButtonPressEvent 119 82 0 0 0 0 t\n" "MouseMoveEvent 120 82 0 0 0 0 t\n" "MouseMoveEvent 126 79 0 0 0 0 t\n" "MouseMoveEvent 130 75 0 0 0 0 t\n" "MouseMoveEvent 131 73 0 0 0 0 t\n" "MouseMoveEvent 133 72 0 0 0 0 t\n" "MouseMoveEvent 134 72 0 0 0 0 t\n" "LeftButtonReleaseEvent 134 72 0 0 0 0 t\n" "MouseMoveEvent 134 72 0 0 0 0 t\n" "MouseMoveEvent 132 184 0 0 0 0 t\n" "LeftButtonPressEvent 132 184 0 0 0 0 t\n" "MouseMoveEvent 130 184 0 0 0 0 t\n" "MouseMoveEvent 99 179 0 0 0 0 t\n" "MouseMoveEvent 94 176 0 0 0 0 t\n" "MouseMoveEvent 83 174 0 0 0 0 t\n" "MouseMoveEvent 77 186 0 0 0 0 t\n" "MouseMoveEvent 67 212 0 0 0 0 t\n" "MouseMoveEvent 65 233 0 0 0 0 t\n" "MouseMoveEvent 66 244 0 0 0 0 t\n" "MouseMoveEvent 72 253 0 0 0 0 t\n" "MouseMoveEvent 86 259 0 0 0 0 t\n" "MouseMoveEvent 106 266 0 0 0 0 t\n" "MouseMoveEvent 132 271 0 0 0 0 t\n" "MouseMoveEvent 145 272 0 0 0 0 t\n" "MouseMoveEvent 154 264 0 0 0 0 t\n" "MouseMoveEvent 163 240 0 0 0 0 t\n" "MouseMoveEvent 169 212 0 0 0 0 t\n" "MouseMoveEvent 171 199 0 0 0 0 t\n" "MouseMoveEvent 170 189 0 0 0 0 t\n" "MouseMoveEvent 146 185 0 0 0 0 t\n" "MouseMoveEvent 136 188 0 0 0 0 t\n" "MouseMoveEvent 127 189 0 0 0 0 t\n" "MouseMoveEvent 123 188 0 0 0 0 t\n" "LeftButtonReleaseEvent 123 188 0 0 0 0 t\n" "MouseMoveEvent 123 188 0 0 0 0 t\n" ; //int TestOrientationMarkerWidget( int, char *[] ) int main(int , char *[]) { // create an actor out of parts of vtkAxesActor and vtkAnnotatedCubeActor // to have the widget follow. // part 1 is a helical spring to test vtkAxesActor SetUserDefinedShaft // double dt = vtkMath::Pi() / 20.0; double t = 0.0; double x = 0.0; int nPoints = 120; double dx = 0.8 / nPoints; vtkSmartPointer<vtkPoints> points = vtkSmartPointer<vtkPoints>::New(); vtkSmartPointer<vtkCellArray> line = vtkSmartPointer<vtkCellArray>::New(); line->InsertNextCell( nPoints + 80 ); int i = 0; do { points->InsertPoint( i, 0.1*cos(t), x, 0.1*sin(t) ); line->InsertCellPoint( i ); t += dt; } while( ++i < 40 ); do { points->InsertPoint( i, 0.1*cos(t), x, 0.1*sin(t) ); line->InsertCellPoint(i); t += dt; x += dx; } while( ++i < nPoints + 40 ); do { points->InsertPoint( i, 0.1*cos(t), x, 0.1*sin(t) ); line->InsertCellPoint( i ); t += dt; } while( ++i < nPoints + 80 ); vtkSmartPointer<vtkPolyData> wiggle = vtkSmartPointer<vtkPolyData>::New(); wiggle->SetPoints( points ); wiggle->SetLines( line ); vtkSmartPointer<vtkTubeFilter> tube = vtkSmartPointer<vtkTubeFilter>::New(); tube->SetInputData( wiggle ); tube->SetGenerateTCoordsToOff(); tube->CappingOff(); tube->SetVaryRadiusToVaryRadiusOff(); tube->SetRadius( 0.02 ); tube->SetNumberOfSides( 5 ); tube->Update(); // part 2 is generated from vtkAnnotatedCubeActor to test // vtkAxesActor SetUserDefinedTip // vtkSmartPointer<vtkAnnotatedCubeActor> cube = vtkSmartPointer<vtkAnnotatedCubeActor>::New(); cube->SetXPlusFaceText ( "V" ); cube->SetXMinusFaceText( "K" ); cube->SetYPlusFaceText ( "T" ); cube->SetZPlusFaceText ( "" ); cube->SetZMinusFaceText( "" ); cube->SetYMinusFaceText( "" ); cube->SetFaceTextScale( 0.666667 ); vtkSmartPointer<vtkPropCollection> props = vtkSmartPointer<vtkPropCollection>::New(); cube->GetActors( props ); vtkSmartPointer<vtkAppendPolyData> append = vtkSmartPointer<vtkAppendPolyData>::New(); vtkSmartPointer<vtkTransformPolyDataFilter> transformFilter = vtkSmartPointer<vtkTransformPolyDataFilter>::New(); vtkSmartPointer<vtkTransform> transform = vtkSmartPointer<vtkTransform>::New(); transformFilter->SetTransform( transform ); vtkCollectionSimpleIterator sit; props->InitTraversal( sit ); int nprops = props->GetNumberOfItems(); for ( i = 0; i < nprops; i++ ) { vtkActor *node = vtkActor::SafeDownCast( props->GetNextProp( sit ) ); // the first prop in the collection will be the cube outline, the last // will be the text outlines // if ( node && (i == 0 || i == (nprops - 1)) ) { vtkPolyData* poly = vtkPolyData::SafeDownCast(node->GetMapper()->GetInput()); if ( poly ) { transformFilter->SetInputConnection( node->GetMapper()->GetInputConnection(0, 0) ); transform->Identity(); transform->SetMatrix( node->GetMatrix() ); transform->Scale( 2.0, 2.0, 2.0 ); transformFilter->Update(); vtkSmartPointer<vtkPolyData> newpoly = vtkSmartPointer<vtkPolyData>::New(); newpoly->DeepCopy( transformFilter->GetOutput() ); append->AddInputData( newpoly ); } } } append->Update(); // the final actor the widget will follow // vtkSmartPointer<vtkAxesActor> axes = vtkSmartPointer<vtkAxesActor>::New(); axes->SetTotalLength( 1.2, 1.2 , 1.2 ); axes->SetUserDefinedTip( append->GetOutput() ); axes->SetTipTypeToUserDefined(); axes->SetNormalizedShaftLength( 0.85, 0.85, 0.85 ); axes->SetNormalizedTipLength( 0.15, 0.15, 0.15 ); axes->AxisLabelsOff(); axes->SetUserDefinedShaft( tube->GetOutput() ); axes->SetShaftTypeToUserDefined(); vtkProperty* property = axes->GetXAxisTipProperty(); property->SetRepresentationToWireframe(); property->SetDiffuse(0); property->SetAmbient(1); property->SetColor( 1, 0, 1 ); property = axes->GetYAxisTipProperty(); property->SetRepresentationToWireframe(); property->SetDiffuse(0); property->SetAmbient(1); property->SetColor( 1, 1, 0 ); property = axes->GetZAxisTipProperty(); property->SetRepresentationToWireframe(); property->SetDiffuse(0); property->SetAmbient(1); property->SetColor( 0, 1, 1 ); // set up the renderer, window, and interactor // vtkSmartPointer<vtkRenderer> renderer = vtkSmartPointer<vtkRenderer>::New(); renderer->SetBackground( 0.0980, 0.0980, 0.4392 ); vtkSmartPointer<vtkRenderWindow> renWin = vtkSmartPointer<vtkRenderWindow>::New(); renWin->AddRenderer( renderer ); renWin->SetSize( 400, 400 ); vtkSmartPointer<vtkRenderWindowInteractor> iren = vtkSmartPointer<vtkRenderWindowInteractor>::New(); iren->SetRenderWindow( renWin ); renderer->AddViewProp( axes ); // set up an interesting view // vtkCamera* camera = renderer->GetActiveCamera(); camera->SetViewUp( 0, 0, 1 ); camera->SetFocalPoint( 0, 0, 0 ); camera->SetPosition( 4.5, 4.5, 2.5 ); renderer->ResetCameraClippingRange(); // the orientation marker passed to the widget will be composed of two // actors: vtkAxesActor and a vtkAnnotatedCubeActor // cube->SetFaceTextScale( 0.65 ); property = cube->GetCubeProperty(); property->SetColor( 0.5, 1, 1 ); property = cube->GetTextEdgesProperty(); property->SetLineWidth( 1 ); property->SetDiffuse( 0 ); property->SetAmbient( 1 ); property->SetColor( 0.1800, 0.2800, 0.2300 ); // this static function improves the appearance of the text edges // since they are overlaid on a surface rendering of the cube‘s faces // vtkMapper::SetResolveCoincidentTopologyToPolygonOffset(); // anatomic labelling // cube->SetXPlusFaceText ( "A" ); cube->SetXMinusFaceText( "P" ); cube->SetYPlusFaceText ( "L" ); cube->SetYMinusFaceText( "R" ); cube->SetZPlusFaceText ( "S" ); cube->SetZMinusFaceText( "I" ); // change the vector text colors // property = cube->GetXPlusFaceProperty(); property->SetColor(0, 0, 1); property->SetInterpolationToFlat(); property = cube->GetXMinusFaceProperty(); property->SetColor(0, 0, 1); property->SetInterpolationToFlat(); property = cube->GetYPlusFaceProperty(); property->SetColor(0, 1, 0); property->SetInterpolationToFlat(); property = cube->GetYMinusFaceProperty(); property->SetColor(0, 1, 0); property->SetInterpolationToFlat(); property = cube->GetZPlusFaceProperty(); property->SetColor(1, 0, 0); property->SetInterpolationToFlat(); property = cube->GetZMinusFaceProperty(); property->SetColor(1, 0, 0); property->SetInterpolationToFlat(); vtkSmartPointer<vtkAxesActor> axes2 = vtkSmartPointer<vtkAxesActor>::New(); // simulate a left-handed coordinate system // transform->Identity(); transform->RotateY(90); axes2->SetShaftTypeToCylinder(); axes2->SetUserTransform( transform ); axes2->SetXAxisLabelText( "w" ); axes2->SetYAxisLabelText( "v" ); axes2->SetZAxisLabelText( "u" ); axes2->SetTotalLength( 1.5, 1.5, 1.5 ); axes2->SetCylinderRadius( 0.500 * axes2->GetCylinderRadius() ); axes2->SetConeRadius ( 1.025 * axes2->GetConeRadius() ); axes2->SetSphereRadius ( 1.500 * axes2->GetSphereRadius() ); vtkTextProperty* tprop = axes2->GetXAxisCaptionActor2D()-> GetCaptionTextProperty(); tprop->ItalicOn(); tprop->ShadowOn(); tprop->SetFontFamilyToTimes(); axes2->GetYAxisCaptionActor2D()->GetCaptionTextProperty()->ShallowCopy( tprop ); axes2->GetZAxisCaptionActor2D()->GetCaptionTextProperty()->ShallowCopy( tprop ); // combine orientation markers into one with an assembly // vtkSmartPointer<vtkPropAssembly> assembly = vtkSmartPointer<vtkPropAssembly>::New(); assembly->AddPart( axes2 ); assembly->AddPart( cube ); // set up the widget // vtkSmartPointer<vtkOrientationMarkerWidget> widget = vtkSmartPointer<vtkOrientationMarkerWidget>::New(); widget->SetOutlineColor( 0.9300, 0.5700, 0.1300 ); widget->SetOrientationMarker( assembly ); widget->SetInteractor( iren ); widget->SetViewport( 0.0, 0.0, 0.4, 0.4 ); widget->SetEnabled( 1 ); widget->InteractiveOff(); widget->InteractiveOn(); // recorder to play back previously events // vtkSmartPointer<vtkInteractorEventRecorder> recorder = vtkSmartPointer<vtkInteractorEventRecorder>::New(); recorder->SetInteractor(iren); // recorder->SetFileName("record.log"); // recorder->SetKeyPressActivationValue(‘b‘); recorder->ReadFromInputStringOn(); recorder->SetInputString(TestOMWidgetEventLog); iren->Initialize(); renWin->Render(); recorder->Play(); // Remove the observers so we can go interactive. Without this the "-I" // testing option fails. recorder->Off(); iren->Start(); return EXIT_SUCCESS; }
运行结果如下:
时间: 2024-10-14 19:17:43