//切片模式_绘制 private void DrawMode_Slice() { int[] xyz = m_ImageData.GetDimensions(); double[] sp = m_ImageData.GetSpacing(); double[] pos = new double[] { m_XPos, m_YPos, m_ZPos }; #region -------------------XOY切片(垂直Z轴)------------------- m_ImageResliceXOY = vtkImageReslice.New(); m_ImageResliceXOY.SetInput(m_ImageData); m_ImageResliceXOY.SetResliceAxesDirectionCosines( 1, 0, 0, 0, 1, 0, 0, 0, 1 ); m_ImageResliceXOY.InterpolateOn(); m_ImageResliceXOY.SetInterpolationModeToNearestNeighbor(); m_ImageResliceXOY.SetResliceAxesOrigin(pos[0], pos[1], pos[2]); m_ImageResliceXOY.SetOutputDimensionality(2); m_ImageResliceXOY.Update(); m_TextureXOY = vtkTexture.New(); m_TextureXOY.InterpolateOff(); m_TextureXOY.SetInput(m_ImageResliceXOY.GetOutput()); m_TextureXOY.SetLookupTable(m_LookupTable); m_TextureXOY.MapColorScalarsThroughLookupTableOn(); //---------------------set plane position---------- m_PlaneSourceXOY = vtkPlaneSource.New(); m_PlaneSourceXOY.SetXResolution(xyz[0]); m_PlaneSourceXOY.SetYResolution(xyz[1]); m_PlaneSourceXOY.SetOrigin(0, 0, 0); m_PlaneSourceXOY.SetPoint1((xyz[0] - 1) * sp[0], 0, 0); m_PlaneSourceXOY.SetPoint2(0, (xyz[1] - 1) * sp[1], 0); m_PlaneSourceXOY.Push(pos[2]); //---------------------pipeline-------------------- m_PlaneMapperXOY = vtkPolyDataMapper.New(); m_PlaneMapperXOY.SetInput(m_PlaneSourceXOY.GetOutput()); m_ActorXOY = vtkActor.New(); m_ActorXOY.SetMapper(m_PlaneMapperXOY); m_ActorXOY.SetTexture(m_TextureXOY); #endregion #region -------------------XOZ切片(垂直Y轴)------------------- m_ImageResliceXOZ = vtkImageReslice.New(); m_ImageResliceXOZ.SetInput(m_ImageData); m_ImageResliceXOZ.SetResliceAxesDirectionCosines( 1, 0, 0, 0, 0, -1, 0, 1, 0 ); m_ImageResliceXOZ.InterpolateOn(); m_ImageResliceXOZ.SetInterpolationModeToNearestNeighbor(); m_ImageResliceXOZ.SetResliceAxesOrigin(pos[0], pos[1], pos[2]); m_ImageResliceXOZ.SetOutputDimensionality(2); m_ImageResliceXOZ.Update(); m_TextureXOZ = vtkTexture.New(); m_TextureXOZ.SetInput(m_ImageResliceXOZ.GetOutput()); m_TextureXOZ.SetLookupTable(m_LookupTable); m_TextureXOZ.MapColorScalarsThroughLookupTableOn(); //---------------------set plane position-------------------- m_PlaneSourceXOZ = vtkPlaneSource.New(); m_PlaneSourceXOZ.SetXResolution(xyz[0]); m_PlaneSourceXOZ.SetYResolution(xyz[2]); m_PlaneSourceXOZ.SetOrigin(0, 0, (xyz[2] - 1) * sp[2]); m_PlaneSourceXOZ.SetPoint1((xyz[0] - 1) * sp[0], 0, (xyz[2] - 1) * sp[2]); m_PlaneSourceXOZ.SetPoint2(0, 0, 0); m_PlaneSourceXOZ.Push(pos[1]); //---------------------pipeline------------------------------ m_PlaneMapperXOZ = vtkPolyDataMapper.New(); m_PlaneMapperXOZ.SetInput(m_PlaneSourceXOZ.GetOutput()); m_ActorXOZ = vtkActor.New(); m_ActorXOZ.SetMapper(m_PlaneMapperXOZ); m_ActorXOZ.SetTexture(m_TextureXOZ); #endregion #region -------------------YOZ切片(垂直X轴)------------------- m_ImageResliceYOZ = vtkImageReslice.New(); m_ImageResliceYOZ.SetInput(m_ImageData); m_ImageResliceYOZ.SetResliceAxesDirectionCosines( 0, 0, -1, 0, 1, 0, 1, 0, 0 ); m_ImageResliceYOZ.InterpolateOn(); m_ImageResliceYOZ.SetInterpolationModeToNearestNeighbor(); m_ImageResliceYOZ.SetResliceAxesOrigin(pos[0], pos[1], pos[2]); m_ImageResliceYOZ.SetOutputDimensionality(2); m_ImageResliceYOZ.Update(); m_TextureYOZ = vtkTexture.New(); m_TextureYOZ.SetInput(m_ImageResliceYOZ.GetOutput()); m_TextureYOZ.SetLookupTable(m_LookupTable); m_TextureYOZ.MapColorScalarsThroughLookupTableOn(); //---------------------set plane position-------------------- m_PlaneSourceYOZ = vtkPlaneSource.New(); m_PlaneSourceYOZ.SetXResolution(xyz[2]); m_PlaneSourceYOZ.SetYResolution(xyz[1]); m_PlaneSourceYOZ.SetOrigin(0, 0, (xyz[2] - 1) * sp[2]); m_PlaneSourceYOZ.SetPoint1(0, 0, 0); m_PlaneSourceYOZ.SetPoint2(0, (xyz[1] - 1) * sp[1], (xyz[2] - 1) * sp[2]); m_PlaneSourceYOZ.Push(pos[0]); //---------------------pipeline------------------------------ m_PlaneMapperYOZ = vtkPolyDataMapper.New(); m_PlaneMapperYOZ.SetInput(m_PlaneSourceYOZ.GetOutput()); m_ActorYOZ = vtkActor.New(); m_ActorYOZ.SetMapper(m_PlaneMapperYOZ); m_ActorYOZ.SetTexture(m_TextureYOZ); #endregion m_Renderer.AddActor(m_ActorXOY); m_Renderer.AddActor(m_ActorXOZ); m_Renderer.AddActor(m_ActorYOZ); }