Projection: Silence VTK logging (#121)

Author: csparker247

apps/Projection/Projection.cpp

@@ -14,6 +14,7 @@
 #include <vtkAppendPolyData.h>
 #include <vtkCleanPolyData.h>
 #include <vtkCutter.h>
+#include <vtkLogger.h>
 #include <vtkPlane.h>
 #include <vtkSmartPointer.h>
 #include <vtkStripper.h>
@@ -85,6 +86,9 @@ auto main(int argc, char* argv[]) -> int
         return EXIT_FAILURE;
     }
 
+    // only print VTK warnings or errors
+    vtkLogger::SetStderrVerbosity(vtkLogger::VERBOSITY_WARNING);
+
     // Get options
     vc::ProjectionSettings projectionSettings;
     auto meshPaths = parsed["input-mesh"].as<std::vector<std::string>>();