pub struct CollisionGroups {
    pub memberships: Group,
    pub filters: Group,
}
Expand description

Pairwise collision filtering using bit masks.

This filtering method is based on two 32-bit values:

  • The interaction groups memberships.
  • The interaction groups filter.

An interaction is allowed between two filters a and b when two conditions are met simultaneously:

  • The groups membership of a has at least one bit set to 1 in common with the groups filter of b.
  • The groups membership of b has at least one bit set to 1 in common with the groups filter of a.

In other words, interactions are allowed between two filter iff. the following condition is met:

(self.memberships & rhs.filter) != 0 && (rhs.memberships & self.filter) != 0

Fields

memberships: Group

Groups memberships.

filters: Group

Groups filter.

Implementations

Creates a new collision-groups with the given membership masks and filter masks.

Trait Implementations

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