Export to vector works for transparent geometries as well

Author: aashish24

Packages/vcs/vcs/VTKPlots.py

@@ -688,21 +688,16 @@ def plot(self, data1, data2, template, gtype, gname, bg, *args, **kargs):
         self.scaleLogo()
 
         # Decide whether to rasterize background in vector outputs
-        # Current criteria to rasterize:
+        # Current limitation to vectorize:
         #       * if fillarea style is either pattern or hatch
-        #       * if fillarea opacity is less than 100 for solid fill
         try:
             if gm.style and all(style != 'solid' for style in gm.style):
                 self._rasterPropsInVectorFormats = True
-            elif gm.opacity and not all(o == 100 for o in gm.opacity):
-                self._rasterPropsInVectorFormats = True
         except:
             pass
         try:
             if gm.fillareastyle in ['pattern', 'hatch']:
                 self._rasterPropsInVectorFormats = True
-            elif not all(o == 100 for o in gm.fillareaopacity):
-                self._rasterPropsInVectorFormats = True
         except:
             pass
 
@@ -1109,8 +1104,9 @@ def vectorGraphics(self, output_type, file, width=None, height=None,
 
         # Since the patterns are applied as textures on vtkPolyData, enabling
         # background rasterization is required to write them out
-        # if self._rasterPropsInVectorFormats:
-        #     gl.Write3DPropsAsRasterImageOn()
+
+        if self._rasterPropsInVectorFormats:
+            gl.Write3DPropsAsRasterImageOn()
 
         gl.SetInput(self.renWin)
         gl.SetCompress(0)  # Do not compress