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Adjust input validity checks

This commit is contained in:
Mael Rouxel-Labbé 2024-02-16 22:45:50 +01:00
parent 2e4d3a7a07
commit a15340d061
1 changed files with 2 additions and 2 deletions
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4
Isosurfacing_3/examples/Isosurfacing_3/contouring_mesh_offset.cpp
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@ -126,14 +126,14 @@ int main(int argc, char** argv)
const std::string filename = (argc > 1) ? argv[1] : CGAL::data_file_path("meshes/cross.off");
const FT offset_value = (argc > 2) ? std::stod(argv[2]) : 0.2;
if(offset_value <= 0)
if(offset_value < 0)
{
std::cerr << "Offset value must be positive" << std::endl;
return EXIT_FAILURE;
}
Mesh mesh;
if(!CGAL::IO::read_polygon_mesh(filename, mesh))
if(!CGAL::IO::read_polygon_mesh(filename, mesh) || is_empty(mesh))
{
std::cerr << "Could not read input mesh" << std::endl;
return EXIT_FAILURE;