---@class cc.PhysicsWorld local PhysicsWorld={ } cc.PhysicsWorld=PhysicsWorld ---* set the gravity value of this physics world.
---* param gravity A gravity value of this physics world. ---@param gravity vec2_table ---@return self function PhysicsWorld:setGravity (gravity) end ---* Get all the bodies that in this physics world.
---* return A Vector& object contains all bodies in this physics world. ---@return array_table function PhysicsWorld:getAllBodies () end ---* set the number of update of the physics world in a second.
---* 0 - disable fixed step system
---* default value is 0 ---@param updatesPerSecond int ---@return self function PhysicsWorld:setFixedUpdateRate (updatesPerSecond) end ---* set the number of substeps in an update of the physics world.
---* One physics update will be divided into several substeps to increase its accuracy.
---* param steps An integer number, default value is 1. ---@param steps int ---@return self function PhysicsWorld:setSubsteps (steps) end ---* To control the step of physics.
---* If you want control it by yourself( fixed-timestep for example ), you can set this to false and call step by yourself.
---* attention If you set auto step to false, setSpeed setSubsteps and setUpdateRate won't work, you need to control the time step by yourself.
---* param autoStep A bool object, default value is true. ---@param autoStep boolean ---@return self function PhysicsWorld:setAutoStep (autoStep) end ---* Adds a joint to this physics world.
---* This joint will be added to this physics world at next frame.
---* attention If this joint is already added to another physics world, it will be removed from that world first and then add to this world.
---* param joint A pointer to an existing PhysicsJoint object. ---@param joint cc.PhysicsJoint ---@return self function PhysicsWorld:addJoint (joint) end ---* Remove all joints from this physics world.
---* attention This function is invoked in the destructor of this physics world, you do not use this api in common.
---* param destroy true all joints will be destroyed after remove from this world, false otherwise. ---@return self function PhysicsWorld:removeAllJoints () end ---* Get the debug draw mask.
---* return An integer number. ---@return int function PhysicsWorld:getDebugDrawMask () end ---* set the callback which invoked before update of each object in physics world. ---@param callback function ---@return self function PhysicsWorld:setPreUpdateCallback (callback) end ---* Get the auto step of this physics world.
---* return A bool object. ---@return boolean function PhysicsWorld:isAutoStep () end ---* set the callback which invoked after update of each object in physics world. ---@param callback function ---@return self function PhysicsWorld:setPostUpdateCallback (callback) end ---@overload fun(cc.PhysicsBody0:int):self ---@overload fun(cc.PhysicsBody:cc.PhysicsBody):self ---@param body cc.PhysicsBody ---@return self function PhysicsWorld:removeBody (body) end ---* Remove a joint from this physics world.
---* If this world is not locked, the joint is removed immediately, otherwise at next frame.
---* If this joint is connected with a body, it will be removed from the body also.
---* param joint A pointer to an existing PhysicsJoint object.
---* param destroy true this joint will be destroyed after remove from this world, false otherwise. ---@param joint cc.PhysicsJoint ---@param destroy boolean ---@return self function PhysicsWorld:removeJoint (joint,destroy) end ---* Get physics shapes that contains the point.
---* All shapes contains the point will be pushed in a Vector object.
---* attention The point must lie inside a shape.
---* param point A Vec2 object contains the position of the point.
---* return A Vector object contains all found PhysicsShape pointer. ---@param point vec2_table ---@return array_table function PhysicsWorld:getShapes (point) end ---* The step for physics world.
---* The times passing for simulate the physics.
---* attention You need to setAutoStep(false) first before it can work.
---* param delta A float number. ---@param delta float ---@return self function PhysicsWorld:step (delta) end ---* Set the debug draw mask of this physics world.
---* This physics world will draw shapes and joints by DrawNode according to mask.
---* param mask Mask has four value:DEBUGDRAW_NONE, DEBUGDRAW_SHAPE, DEBUGDRAW_JOINT, DEBUGDRAW_CONTACT and DEBUGDRAW_ALL, default is DEBUGDRAW_NONE ---@param mask int ---@return self function PhysicsWorld:setDebugDrawMask (mask) end ---* Get the gravity value of this physics world.
---* return A Vec2 object. ---@return vec2_table function PhysicsWorld:getGravity () end ---* Set the update rate of this physics world
---* Update rate is the value of EngineUpdateTimes/PhysicsWorldUpdateTimes.
---* Set it higher can improve performance, set it lower can improve accuracy of physics world simulation.
---* attention if you setAutoStep(false), this won't work.
---* param rate An integer number, default value is 1.0. ---@param rate int ---@return self function PhysicsWorld:setUpdateRate (rate) end ---* get the number of substeps ---@return int function PhysicsWorld:getFixedUpdateRate () end ---* Get the number of substeps of this physics world.
---* return An integer number. ---@return int function PhysicsWorld:getSubsteps () end ---* Get the speed of this physics world.
---* return A float number. ---@return float function PhysicsWorld:getSpeed () end ---* Get the update rate of this physics world.
---* return An integer number. ---@return int function PhysicsWorld:getUpdateRate () end ---* Remove all bodies from physics world.
---* If this world is not locked, those body are removed immediately, otherwise at next frame. ---@return self function PhysicsWorld:removeAllBodies () end ---* Set the speed of this physics world.
---* attention if you setAutoStep(false), this won't work.
---* param speed A float number. Speed is the rate at which the simulation executes. default value is 1.0. ---@param speed float ---@return self function PhysicsWorld:setSpeed (speed) end ---* Get the nearest physics shape that contains the point.
---* Query this physics world at point and return the closest shape.
---* param point A Vec2 object contains the position of the point.
---* return A PhysicsShape object pointer or nullptr if no shapes were found ---@param point vec2_table ---@return cc.PhysicsShape function PhysicsWorld:getShape (point) end ---* Get a body by tag.
---* param tag An integer number that identifies a PhysicsBody object.
---* return A PhysicsBody object pointer or nullptr if no shapes were found. ---@param tag int ---@return cc.PhysicsBody function PhysicsWorld:getBody (tag) end