fix(vtk): start migrating rendering to VTK

Author: jourdain

src/e3sm_quickview/pipeline.py

@@ -4,6 +4,7 @@
 
 from paraview import simple
 from vtkmodules.vtkCommonCore import vtkLogger
+from vtkmodules.vtkRenderingCore import vtkActor, vtkPolyDataMapper
 
 
 def load_plugins():
@@ -19,7 +20,6 @@ def load_plugins():
         print("Error loading plugin :", e)
 
 
-# Define a VTK error observer
 class ErrorObserver:
     def __init__(self):
         self.error_occurred = False
@@ -53,6 +53,18 @@ def __init__(self, projection="Mollweide"):
             Projection=projection,
             Translate=0,
         )
+        # Representation
+        self.geometry = simple.ExtractSurface(Input=self.proj)
+        self.mapper = vtkPolyDataMapper(
+            input_connection=self.geometry.GetClientSideObject().output_port,
+            scalar_visibility=0,
+        )
+        self.actor = vtkActor(mapper=self.mapper)
+        self.actor.property.SetRepresentationToWireframe()
+        self.actor.property.render_lines_as_tubes = 1
+        self.actor.property.line_width = 1.0
+        self.actor.property.ambient_color = (0.67, 0.67, 0.67)
+        self.actor.property.diffuse_color = (0.67, 0.67, 0.67)
 
     def crop(self, longitude_min_max, latitude_min_max):
         self._crop.LongitudeRange = longitude_min_max
@@ -77,6 +89,16 @@ def __init__(self, projection="Mollweide"):
             Projection=projection,
             Translate=0,
         )
+        self.geometry = simple.ExtractSurface(Input=self.proj)
+        # representation
+        self.mapper = vtkPolyDataMapper(
+            input_connection=self.geometry.GetClientSideObject().output_port,
+        )
+        self.actor = vtkActor(mapper=self.mapper)
+        self.actor.property.SetRepresentationToWireframe()
+        self.actor.property.ambient_color = (0.67, 0.67, 0.67)
+        self.actor.property.diffuse_color = (0.67, 0.67, 0.67)
+        self.actor.property.opacity = 0.4
 
     def crop(self, longitude_min_max, latitude_min_max):
         self.grid_lines.LongitudeRange = longitude_min_max

src/e3sm_quickview/view_manager.py

@@ -101,23 +101,9 @@ def __init__(self, server, source, variable_name, variable_type):
 
         # Add annotation to the view
         # - continents
-        globe = source.views["continents"]
-        repG = simple.Show(globe, self.view)
-        simple.ColorBy(repG, None)
-        repG.SetRepresentationType("Wireframe")
-        repG.RenderLinesAsTubes = 1
-        repG.LineWidth = 1.0
-        repG.AmbientColor = [0.67, 0.67, 0.67]
-        repG.DiffuseColor = [0.67, 0.67, 0.67]
-        self.rep_globe = repG
+        self.view.GetRenderer().AddActor(source.continent.actor)
         # - gridlines
-        annot = source.views["grid_lines"]
-        repAn = simple.Show(annot, self.view)
-        repAn.SetRepresentationType("Wireframe")
-        repAn.AmbientColor = [0.67, 0.67, 0.67]
-        repAn.DiffuseColor = [0.67, 0.67, 0.67]
-        repAn.Opacity = 0.4
-        self.rep_grid = repAn
+        self.view.GetRenderer().AddActor(source.grid_lines.actor)
 
         # Reactive behavior
         self.config.watch(