Remove JupyterViz Altair marker overlap for huge grid size (projectme…

…sa#2062)
tpike3 · Feb 29, 2024 · 05b9700 · 05b9700
1 parent f6a585e
commit 05b9700
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/mesa/experimental/components/altair.py b/mesa/experimental/components/altair.py
@@ -56,5 +56,10 @@ def portray(g):
         .properties(width=280, height=280)
         # .configure_view(strokeOpacity=0)  # hide grid/chart lines
     )
+    # This is the default value for the marker size, which auto-scales
+    # according to the grid area.
+    if not has_size:
+        length = min(space.width, space.height)
+        chart = chart.mark_point(size=30000 / length**2, filled=True)
 
     return chart