message: making drawing of invalid agents optional
diff: @@ -51,6 +51,7 @@ class BaseViewer(Viewer):
  "Draw Route of each agent", False]
  self.draw_agent_id = params["Visualization"]["Agents"]["DrawAgentId",
  "Draw id of each agent", True]
  + self.draw_invalid_agents = params["Visualization"]["Agents"]["DrawInvalidAgents", "Draw invalid agents with patch", False]
  self.draw_orientation_arrow = params["Visualization"]["Agents"]["DrawOrientationArrow",
  "Draw Orientation of Arrow", False]
  self.draw_behavior_plan_eval_agent = params["Visualization"]["Agents"]["DrawBehaviorPlanEvalAgent", "Draw behavior plan of evalauted agent", False]
  @@ -225,6 +226,7 @@ class BaseViewer(Viewer):
  if agent.id in world.agents_valid:
  self.drawAgent(agent)
  else:
  + if self.draw_invalid_agents:
  self.drawAgent(agent, hatch='o')
  def drawBehaviorPlan(self, agent):
  