ArcadeSolver

ArcadeSolver is the default in Excalibur. It solves collisions so that there is no overlap between contacts, and negates velocity along the collision normal.

This is usually the type of collisions used for 2D games that don't need a more realistic collision simulation.

Implements

• CollisionSolver

Index

Constructors

• constructor

Properties

• config
• directionMap
• distanceMap

Methods

• postSolve
• preSolve
• solve
• solvePosition
• solveVelocity

Constructors

constructor

• new ArcadeSolver(config: Required<{ contactSolveBias?: ContactSolveBias }>): ArcadeSolver

• Parameters

  • config: Required<{ contactSolveBias?: ContactSolveBias }>

  Returns ArcadeSolver

Properties

publicconfig

config: Required<{ contactSolveBias?: ContactSolveBias }>

directionMap

directionMap: Map<string, horizontal | vertical> = ...

distanceMap

distanceMap: Map<string, number> = ...

Methods

publicpostSolve

• postSolve(contacts: CollisionContact[]): void

• Parameters

  • contacts: CollisionContact[]

  Returns void

publicpreSolve

• preSolve(contacts: CollisionContact[]): void

• Parameters

  • contacts: CollisionContact[]

  Returns void

publicsolve

• solve(contacts: CollisionContact[]): CollisionContact[]

• Implementation of CollisionSolver.solve

  Solves overlapping contact in

  Solvers are executed in the order

  1. preSolve
  2. solveVelocity
  3. solvePosition
  4. postSolve

  ---

  Parameters

  • contacts: CollisionContact[]

  Returns CollisionContact[]

publicsolvePosition

• solvePosition(contact: CollisionContact): void

• Parameters

  • contact: CollisionContact

  Returns void

publicsolveVelocity

• solveVelocity(contact: CollisionContact): void

• Parameters

  • contact: CollisionContact

  Returns void