vtkOpenGLGPUVolumeRayCastMapper.cxx
This issue was created automatically from an original Mantis Issue. Further discussion may take place here.
vtk code on head version 6.1, itk 4.5, qt 4.8.5 nvidia 325.04 ubuntu 12.04
vtkGPUVolumeRayCastMapper *raycastMapper[nrenderers];
reductor[0]->SetInput(reader->GetOutput());
#if VTK_MAJOR_VERSION <= 5 connector[0]->SetInput(reductor[0]->GetOutput()); raycastMapper[0]->SetInput(connector[0]->GetOutput()); #else connector[0]->SetInput(reductor[0]->GetOutput()); raycastMapper[0]->SetInputData(connector[0]->GetOutput()); #endif
returns:
ERROR: In /home/cib/Source/Vtk6/Rendering/VolumeOpenGL/vtkOpenGLGPUVolumeRayCastMapper.cxx, line 4101
vtkOpenGLGPUVolumeRayCastMapper (0x7299be0): Rendering failed because the following OpenGL extensions are required but not supported:
and doesn't show the volume, only the vtkaxis actor