b2Shape_GetSensorData

boxdd_sys::ffi

Function b2Shape_GetSensorData 

Source 
pub unsafe extern "C" fn b2Shape_GetSensorData(
    shapeId: b2ShapeId,
    visitorIds: *mut b2ShapeId,
    capacity: c_int,
) -> c_int
Expand description

Get the overlap data for a sensor shape. @param shapeId the id of a sensor shape @param visitorIds a user allocated array that is filled with the overlapping shapes (visitors) @param capacity the capacity of overlappedShapes @returns the number of elements filled in the provided array @warning do not ignore the return value, it specifies the valid number of elements @warning overlaps may contain destroyed shapes so use b2Shape_IsValid to confirm each overlap