This is an extension of the information in
Particularly In low speed impacts.
- While SMAC has decades of proven validation and correlation with real world crashes using the rectangular definition of the vehicle,
- The timing of initial contact can be an issue to explain (forces before the rounded corners touch!), particularly in lower speed collisions.
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Time on Video Link to place in Video on Topic @0:22 Howto Open Charts @0:38 Run 2D animation with collision reference vectors @1:47 Vehicle Select Menu Option @2:21 HOWTO Turn ON Polygon vehicle definition for collision interaction @2:27 HOWTO Display Polygon Boundary @2:58 Comparison accelerations chart rectangle vs polygon @3:25 HOTO Show the polygon exterior of vehicle in 2D graphics @4:14 Comparions 2D graphics using Rectangle vs Polygon @4:50 Turn OFF Polygon vehicle definition