normalised cartographic camera

vtk/src/helperClasses/EGlyphLayer.cpp

@@ -13,6 +13,7 @@
 #include <vtkVertexGlyphFilter.h>
 #include <netcdf>
 #include <vtkArrowSource.h>
+#include "NormalisedCartographicCamera.h"
 
 using namespace netCDF;
 using namespace std;
@@ -64,11 +65,15 @@ void EGlyphLayer::readCoordinates() {
   this->direction->SetNumberOfTuples(numLats*numLons); 
   points->Allocate(numLats*numLons);
 
+  auto camera = createNormalisedCartographicCamera();
+  ren->SetActiveCamera(camera);
+
   int i = 0;
   for (double lat : lats) {
     for (double lon : lons) {
+        cout << "lon: " << lon << " lat: " << lat << endl;
       direction->SetTuple3(i, 0.45, 0.90, 0); //FIXME: read this info from file
-      points->InsertPoint(i++, (lat*1000-46125)/25, (lon*1000+15875)/43.5, 0); // FIXME: counts on fixed window geometry to map properly; refactor to make use of active window geometry.
+      points->InsertPoint(i++, lon, lat, 0); // FIXME: counts on fixed window geometry to map properly; refactor to make use of active window geometry.
       // see also https://vtk.org/doc/nightly/html/classvtkPolyDataMapper2D.html
     }
   }
@@ -78,7 +83,7 @@ void EGlyphLayer::readCoordinates() {
 
   vtkNew<vtkGlyphSource2D> arrowSource;
   arrowSource->SetGlyphTypeToArrow();
-  arrowSource->SetScale(8); //TODO: set this properly
+  arrowSource->SetScale(0.2); //TODO: set this properly
   arrowSource->Update();
 
   vtkNew<vtkGlyph2D> glyph2D;
@@ -90,15 +95,15 @@ void EGlyphLayer::readCoordinates() {
   glyph2D->SetVectorModeToUseVector(); 
   glyph2D->Update();
 
-  vtkNew<vtkCoordinate> coordinate;
-  coordinate->SetCoordinateSystemToWorld();
+//  vtkNew<vtkCoordinate> coordinate;
+//  coordinate->SetCoordinateSystemToWorld();
 
-  vtkNew<vtkPolyDataMapper2D>(mapper);
+  vtkNew<vtkPolyDataMapper>(mapper);
   // mapper->SetTransformCoordinate(coordinate);
   mapper->SetInputConnection(glyph2D->GetOutputPort());
   mapper->Update();
 
-  vtkNew<vtkActor2D> actor;
+  vtkNew<vtkActor> actor;
   actor->SetMapper(mapper);
 
   actor->GetProperty()->SetColor(0,0,0);