Unity-Crowd-Visualizer

Visualizer for crowd simulators

This visualizer takes a CSV file of agent trajectories as input and visualizes them

Additional Assets for Recording

Unity Recorder

CSV file header

TIME ,ID ,POS_X ,POS_Y, TAR_X, TAR_Y, AGENT_RADIUS, COLOR_R, COLOR_G, COLOR_B

• Timestep (Positive Integer)
• Agent_Id (Positive Integer)
• X Position of Agent
• Y Position of Agent
• X Position of Target (usually fixed)
• Y Position of Target (usually fixed)
• Radius of Agent (constant)
• Red component of Agent Color (Range [0, 1])
• Green component of Agent Color (Range [0, 1])
• Blue component of Agent Color (Range [0, 1])

CSV file header for Walls

Walls are considered to be line segments. The header is structured like this :

ID, P1_X, P1_Y, P2_X, P2_Y

• ID : Id of wall
• P1 : Endpoint 1 of wall
• P2 : Endpoint 2 of wall

Parameters in the Crowd Script

• Show Info : Shows Timestep info (Requires a text field to be set for Info).
• Animate : Animate the trajectories if checked.
• Show Targets : Show the target positions if checked.
• Write Statistics : Calculate some statistical properties about the trajectories and write them to a file if checked.
• Capture Screenshots : Capture a screenshot every timestep and save them to a folder named Screenshots if checked.
• Animate Interval : Seconds per frame.
• Colors : This parameter takes a value in the range [1, 3], If a single cluster has to be visualized, choose 1, if two distinct clusters need to be visualized, choose 2. If you want to assign a separate color to every agent, choose 3.
• Trail Length : Length of the trail to be left behind by every agent.

Notes

• You can find some sample csv files for reference here : Assets/Resources/csv/