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Explain usage when called without arguments

This commit is contained in:
Andreas Fabri 2016-01-13 16:16:33 +01:00
parent 57ad151cd4
commit 1fa552c1cb
2 changed files with 4 additions and 5 deletions
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4
CGAL_ImageIO/include/CGAL/Image_3.h
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@ -165,10 +165,6 @@ public:
vx,vy,vz,offset)); vx,vy,vz,offset));
} }
#if 0
bool read_vtk_image_data(vtkImageData*);
#endif // CGAL_USE_VTK
// implementation in src/CGAL_ImageIO/Image_3.cpp // implementation in src/CGAL_ImageIO/Image_3.cpp
void gl_draw(const float point_size, void gl_draw(const float point_size,
const unsigned char r, const unsigned char r,

5
Mesh_3/examples/Mesh_3/mesh_3D_gray_vtk_image.cpp
View File

@ -37,7 +37,10 @@ using namespace CGAL::parameters;
int main(int argc, char* argv[]) int main(int argc, char* argv[])
{ {
// Loads image // Loads image
if(argc == 1){
std::cerr << "Usage: " << argv[0] << " <directory with dicom data>\n";
return 0;
}
vtkDICOMImageReader*dicom_reader = vtkDICOMImageReader::New(); vtkDICOMImageReader*dicom_reader = vtkDICOMImageReader::New();
dicom_reader->SetDirectoryName(argv[1]); dicom_reader->SetDirectoryName(argv[1]);