596 lines
15 KiB
JavaScript
596 lines
15 KiB
JavaScript
|
/**
|
||
|
* @author Richard Davey <rich@photonstorm.com>
|
||
|
* @copyright 2020 Photon Storm Ltd.
|
||
|
* @license {@link https://opensource.org/licenses/MIT|MIT License}
|
||
|
*/
|
||
|
|
||
|
var Class = require('../../utils/Class');
|
||
|
var COLLIDES = require('./COLLIDES');
|
||
|
var GetVelocity = require('./GetVelocity');
|
||
|
var TYPE = require('./TYPE');
|
||
|
var UpdateMotion = require('./UpdateMotion');
|
||
|
|
||
|
/**
|
||
|
* @callback Phaser.Types.Physics.Impact.BodyUpdateCallback
|
||
|
* @since 3.0.0
|
||
|
*
|
||
|
* @param {Phaser.Physics.Impact.Body} body - [description]
|
||
|
*/
|
||
|
|
||
|
/**
|
||
|
* @classdesc
|
||
|
* An Impact.js compatible physics body.
|
||
|
* This re-creates the properties you'd get on an Entity and the math needed to update them.
|
||
|
*
|
||
|
* @class Body
|
||
|
* @memberof Phaser.Physics.Impact
|
||
|
* @constructor
|
||
|
* @since 3.0.0
|
||
|
*
|
||
|
* @param {Phaser.Physics.Impact.World} world - [description]
|
||
|
* @param {number} x - [description]
|
||
|
* @param {number} y - [description]
|
||
|
* @param {number} [sx=16] - [description]
|
||
|
* @param {number} [sy=16] - [description]
|
||
|
*/
|
||
|
var Body = new Class({
|
||
|
|
||
|
initialize:
|
||
|
|
||
|
function Body (world, x, y, sx, sy)
|
||
|
{
|
||
|
if (sx === undefined) { sx = 16; }
|
||
|
if (sy === undefined) { sy = sx; }
|
||
|
|
||
|
/**
|
||
|
* [description]
|
||
|
*
|
||
|
* @name Phaser.Physics.Impact.Body#world
|
||
|
* @type {Phaser.Physics.Impact.World}
|
||
|
* @since 3.0.0
|
||
|
*/
|
||
|
this.world = world;
|
||
|
|
||
|
/**
|
||
|
* [description]
|
||
|
*
|
||
|
* @name Phaser.Physics.Impact.Body#gameObject
|
||
|
* @type {Phaser.GameObjects.GameObject}
|
||
|
* @default null
|
||
|
* @since 3.0.0
|
||
|
*/
|
||
|
this.gameObject = null;
|
||
|
|
||
|
/**
|
||
|
* [description]
|
||
|
*
|
||
|
* @name Phaser.Physics.Impact.Body#enabled
|
||
|
* @type {boolean}
|
||
|
* @default true
|
||
|
* @since 3.0.0
|
||
|
*/
|
||
|
this.enabled = true;
|
||
|
|
||
|
/**
|
||
|
* The ImpactBody, ImpactSprite or ImpactImage object that owns this Body, if any.
|
||
|
*
|
||
|
* @name Phaser.Physics.Impact.Body#parent
|
||
|
* @type {?(Phaser.Physics.Impact.ImpactBody|Phaser.Physics.Impact.ImpactImage|Phaser.Physics.Impact.ImpactSprite)}
|
||
|
* @since 3.0.0
|
||
|
*/
|
||
|
this.parent;
|
||
|
|
||
|
/**
|
||
|
* [description]
|
||
|
*
|
||
|
* @name Phaser.Physics.Impact.Body#id
|
||
|
* @type {integer}
|
||
|
* @since 3.0.0
|
||
|
*/
|
||
|
this.id = world.getNextID();
|
||
|
|
||
|
/**
|
||
|
* [description]
|
||
|
*
|
||
|
* @name Phaser.Physics.Impact.Body#name
|
||
|
* @type {string}
|
||
|
* @default ''
|
||
|
* @since 3.0.0
|
||
|
*/
|
||
|
this.name = '';
|
||
|
|
||
|
/**
|
||
|
* [description]
|
||
|
*
|
||
|
* @name Phaser.Physics.Impact.Body#size
|
||
|
* @type {Phaser.Types.Math.Vector2Like}
|
||
|
* @since 3.0.0
|
||
|
*/
|
||
|
this.size = { x: sx, y: sy };
|
||
|
|
||
|
/**
|
||
|
* [description]
|
||
|
*
|
||
|
* @name Phaser.Physics.Impact.Body#offset
|
||
|
* @type {Phaser.Types.Math.Vector2Like}
|
||
|
* @since 3.0.0
|
||
|
*/
|
||
|
this.offset = { x: 0, y: 0 };
|
||
|
|
||
|
/**
|
||
|
* [description]
|
||
|
*
|
||
|
* @name Phaser.Physics.Impact.Body#pos
|
||
|
* @type {Phaser.Types.Math.Vector2Like}
|
||
|
* @since 3.0.0
|
||
|
*/
|
||
|
this.pos = { x: x, y: y };
|
||
|
|
||
|
/**
|
||
|
* [description]
|
||
|
*
|
||
|
* @name Phaser.Physics.Impact.Body#last
|
||
|
* @type {Phaser.Types.Math.Vector2Like}
|
||
|
* @since 3.0.0
|
||
|
*/
|
||
|
this.last = { x: x, y: y };
|
||
|
|
||
|
/**
|
||
|
* [description]
|
||
|
*
|
||
|
* @name Phaser.Physics.Impact.Body#vel
|
||
|
* @type {Phaser.Types.Math.Vector2Like}
|
||
|
* @since 3.0.0
|
||
|
*/
|
||
|
this.vel = { x: 0, y: 0 };
|
||
|
|
||
|
/**
|
||
|
* [description]
|
||
|
*
|
||
|
* @name Phaser.Physics.Impact.Body#accel
|
||
|
* @type {Phaser.Types.Math.Vector2Like}
|
||
|
* @since 3.0.0
|
||
|
*/
|
||
|
this.accel = { x: 0, y: 0 };
|
||
|
|
||
|
/**
|
||
|
* [description]
|
||
|
*
|
||
|
* @name Phaser.Physics.Impact.Body#friction
|
||
|
* @type {Phaser.Types.Math.Vector2Like}
|
||
|
* @since 3.0.0
|
||
|
*/
|
||
|
this.friction = { x: 0, y: 0 };
|
||
|
|
||
|
/**
|
||
|
* [description]
|
||
|
*
|
||
|
* @name Phaser.Physics.Impact.Body#maxVel
|
||
|
* @type {Phaser.Types.Math.Vector2Like}
|
||
|
* @since 3.0.0
|
||
|
*/
|
||
|
this.maxVel = { x: world.defaults.maxVelocityX, y: world.defaults.maxVelocityY };
|
||
|
|
||
|
/**
|
||
|
* [description]
|
||
|
*
|
||
|
* @name Phaser.Physics.Impact.Body#standing
|
||
|
* @type {boolean}
|
||
|
* @default false
|
||
|
* @since 3.0.0
|
||
|
*/
|
||
|
this.standing = false;
|
||
|
|
||
|
/**
|
||
|
* [description]
|
||
|
*
|
||
|
* @name Phaser.Physics.Impact.Body#gravityFactor
|
||
|
* @type {number}
|
||
|
* @since 3.0.0
|
||
|
*/
|
||
|
this.gravityFactor = world.defaults.gravityFactor;
|
||
|
|
||
|
/**
|
||
|
* [description]
|
||
|
*
|
||
|
* @name Phaser.Physics.Impact.Body#bounciness
|
||
|
* @type {number}
|
||
|
* @since 3.0.0
|
||
|
*/
|
||
|
this.bounciness = world.defaults.bounciness;
|
||
|
|
||
|
/**
|
||
|
* [description]
|
||
|
*
|
||
|
* @name Phaser.Physics.Impact.Body#minBounceVelocity
|
||
|
* @type {number}
|
||
|
* @since 3.0.0
|
||
|
*/
|
||
|
this.minBounceVelocity = world.defaults.minBounceVelocity;
|
||
|
|
||
|
/**
|
||
|
* [description]
|
||
|
*
|
||
|
* @name Phaser.Physics.Impact.Body#accelGround
|
||
|
* @type {number}
|
||
|
* @default 0
|
||
|
* @since 3.0.0
|
||
|
*/
|
||
|
this.accelGround = 0;
|
||
|
|
||
|
/**
|
||
|
* [description]
|
||
|
*
|
||
|
* @name Phaser.Physics.Impact.Body#accelAir
|
||
|
* @type {number}
|
||
|
* @default 0
|
||
|
* @since 3.0.0
|
||
|
*/
|
||
|
this.accelAir = 0;
|
||
|
|
||
|
/**
|
||
|
* [description]
|
||
|
*
|
||
|
* @name Phaser.Physics.Impact.Body#jumpSpeed
|
||
|
* @type {number}
|
||
|
* @default 0
|
||
|
* @since 3.0.0
|
||
|
*/
|
||
|
this.jumpSpeed = 0;
|
||
|
|
||
|
/**
|
||
|
* [description]
|
||
|
*
|
||
|
* @name Phaser.Physics.Impact.Body#type
|
||
|
* @type {Phaser.Physics.Impact.TYPE}
|
||
|
* @since 3.0.0
|
||
|
*/
|
||
|
this.type = TYPE.NONE;
|
||
|
|
||
|
/**
|
||
|
* [description]
|
||
|
*
|
||
|
* @name Phaser.Physics.Impact.Body#checkAgainst
|
||
|
* @type {Phaser.Physics.Impact.TYPE}
|
||
|
* @since 3.0.0
|
||
|
*/
|
||
|
this.checkAgainst = TYPE.NONE;
|
||
|
|
||
|
/**
|
||
|
* [description]
|
||
|
*
|
||
|
* @name Phaser.Physics.Impact.Body#collides
|
||
|
* @type {Phaser.Physics.Impact.COLLIDES}
|
||
|
* @since 3.0.0
|
||
|
*/
|
||
|
this.collides = COLLIDES.NEVER;
|
||
|
|
||
|
/**
|
||
|
* [description]
|
||
|
*
|
||
|
* @name Phaser.Physics.Impact.Body#debugShowBody
|
||
|
* @type {boolean}
|
||
|
* @since 3.0.0
|
||
|
*/
|
||
|
this.debugShowBody = world.defaults.debugShowBody;
|
||
|
|
||
|
/**
|
||
|
* [description]
|
||
|
*
|
||
|
* @name Phaser.Physics.Impact.Body#debugShowVelocity
|
||
|
* @type {boolean}
|
||
|
* @since 3.0.0
|
||
|
*/
|
||
|
this.debugShowVelocity = world.defaults.debugShowVelocity;
|
||
|
|
||
|
/**
|
||
|
* [description]
|
||
|
*
|
||
|
* @name Phaser.Physics.Impact.Body#debugBodyColor
|
||
|
* @type {integer}
|
||
|
* @since 3.0.0
|
||
|
*/
|
||
|
this.debugBodyColor = world.defaults.bodyDebugColor;
|
||
|
|
||
|
/**
|
||
|
* [description]
|
||
|
*
|
||
|
* @name Phaser.Physics.Impact.Body#updateCallback
|
||
|
* @type {?Phaser.Types.Physics.Impact.BodyUpdateCallback}
|
||
|
* @since 3.0.0
|
||
|
*/
|
||
|
this.updateCallback;
|
||
|
|
||
|
/**
|
||
|
* min 44 deg, max 136 deg
|
||
|
*
|
||
|
* @name Phaser.Physics.Impact.Body#slopeStanding
|
||
|
* @type {{ min: number, max: number }}
|
||
|
* @since 3.0.0
|
||
|
*/
|
||
|
this.slopeStanding = { min: 0.767944870877505, max: 2.3736477827122884 };
|
||
|
},
|
||
|
|
||
|
/**
|
||
|
* [description]
|
||
|
*
|
||
|
* @method Phaser.Physics.Impact.Body#reset
|
||
|
* @since 3.0.0
|
||
|
*
|
||
|
* @param {number} x - [description]
|
||
|
* @param {number} y - [description]
|
||
|
*/
|
||
|
reset: function (x, y)
|
||
|
{
|
||
|
this.pos = { x: x, y: y };
|
||
|
this.last = { x: x, y: y };
|
||
|
this.vel = { x: 0, y: 0 };
|
||
|
this.accel = { x: 0, y: 0 };
|
||
|
this.friction = { x: 0, y: 0 };
|
||
|
this.maxVel = { x: 100, y: 100 };
|
||
|
|
||
|
this.standing = false;
|
||
|
|
||
|
this.gravityFactor = 1;
|
||
|
this.bounciness = 0;
|
||
|
this.minBounceVelocity = 40;
|
||
|
|
||
|
this.accelGround = 0;
|
||
|
this.accelAir = 0;
|
||
|
this.jumpSpeed = 0;
|
||
|
|
||
|
this.type = TYPE.NONE;
|
||
|
this.checkAgainst = TYPE.NONE;
|
||
|
this.collides = COLLIDES.NEVER;
|
||
|
},
|
||
|
|
||
|
/**
|
||
|
* [description]
|
||
|
*
|
||
|
* @method Phaser.Physics.Impact.Body#update
|
||
|
* @since 3.0.0
|
||
|
*
|
||
|
* @param {number} delta - The delta time in ms since the last frame. This is a smoothed and capped value based on the FPS rate.
|
||
|
*/
|
||
|
update: function (delta)
|
||
|
{
|
||
|
var pos = this.pos;
|
||
|
|
||
|
this.last.x = pos.x;
|
||
|
this.last.y = pos.y;
|
||
|
|
||
|
this.vel.y += this.world.gravity * delta * this.gravityFactor;
|
||
|
|
||
|
this.vel.x = GetVelocity(delta, this.vel.x, this.accel.x, this.friction.x, this.maxVel.x);
|
||
|
this.vel.y = GetVelocity(delta, this.vel.y, this.accel.y, this.friction.y, this.maxVel.y);
|
||
|
|
||
|
var mx = this.vel.x * delta;
|
||
|
var my = this.vel.y * delta;
|
||
|
|
||
|
var res = this.world.collisionMap.trace(pos.x, pos.y, mx, my, this.size.x, this.size.y);
|
||
|
|
||
|
if (this.handleMovementTrace(res))
|
||
|
{
|
||
|
UpdateMotion(this, res);
|
||
|
}
|
||
|
|
||
|
var go = this.gameObject;
|
||
|
|
||
|
if (go)
|
||
|
{
|
||
|
go.x = (pos.x - this.offset.x) + go.displayOriginX * go.scaleX;
|
||
|
go.y = (pos.y - this.offset.y) + go.displayOriginY * go.scaleY;
|
||
|
}
|
||
|
|
||
|
if (this.updateCallback)
|
||
|
{
|
||
|
this.updateCallback(this);
|
||
|
}
|
||
|
},
|
||
|
|
||
|
/**
|
||
|
* [description]
|
||
|
*
|
||
|
* @method Phaser.Physics.Impact.Body#drawDebug
|
||
|
* @since 3.0.0
|
||
|
*
|
||
|
* @param {Phaser.GameObjects.Graphics} graphic - [description]
|
||
|
*/
|
||
|
drawDebug: function (graphic)
|
||
|
{
|
||
|
var pos = this.pos;
|
||
|
|
||
|
if (this.debugShowBody)
|
||
|
{
|
||
|
graphic.lineStyle(1, this.debugBodyColor, 1);
|
||
|
graphic.strokeRect(pos.x, pos.y, this.size.x, this.size.y);
|
||
|
}
|
||
|
|
||
|
if (this.debugShowVelocity)
|
||
|
{
|
||
|
var x = pos.x + this.size.x / 2;
|
||
|
var y = pos.y + this.size.y / 2;
|
||
|
|
||
|
graphic.lineStyle(1, this.world.defaults.velocityDebugColor, 1);
|
||
|
graphic.lineBetween(x, y, x + this.vel.x, y + this.vel.y);
|
||
|
}
|
||
|
},
|
||
|
|
||
|
/**
|
||
|
* [description]
|
||
|
*
|
||
|
* @method Phaser.Physics.Impact.Body#willDrawDebug
|
||
|
* @since 3.0.0
|
||
|
*
|
||
|
* @return {boolean} [description]
|
||
|
*/
|
||
|
willDrawDebug: function ()
|
||
|
{
|
||
|
return (this.debugShowBody || this.debugShowVelocity);
|
||
|
},
|
||
|
|
||
|
/**
|
||
|
* [description]
|
||
|
*
|
||
|
* @method Phaser.Physics.Impact.Body#skipHash
|
||
|
* @since 3.0.0
|
||
|
*
|
||
|
* @return {boolean} [description]
|
||
|
*/
|
||
|
skipHash: function ()
|
||
|
{
|
||
|
return (!this.enabled || (this.type === 0 && this.checkAgainst === 0 && this.collides === 0));
|
||
|
},
|
||
|
|
||
|
/**
|
||
|
* Determines whether the body collides with the `other` one or not.
|
||
|
*
|
||
|
* @method Phaser.Physics.Impact.Body#touches
|
||
|
* @since 3.0.0
|
||
|
*
|
||
|
* @param {Phaser.Physics.Impact.Body} other - [description]
|
||
|
*
|
||
|
* @return {boolean} [description]
|
||
|
*/
|
||
|
touches: function (other)
|
||
|
{
|
||
|
return !(
|
||
|
this.pos.x >= other.pos.x + other.size.x ||
|
||
|
this.pos.x + this.size.x <= other.pos.x ||
|
||
|
this.pos.y >= other.pos.y + other.size.y ||
|
||
|
this.pos.y + this.size.y <= other.pos.y
|
||
|
);
|
||
|
},
|
||
|
|
||
|
/**
|
||
|
* Reset the size and position of the physics body.
|
||
|
*
|
||
|
* @method Phaser.Physics.Impact.Body#resetSize
|
||
|
* @since 3.0.0
|
||
|
*
|
||
|
* @param {number} x - The x coordinate to position the body.
|
||
|
* @param {number} y - The y coordinate to position the body.
|
||
|
* @param {number} width - The width of the body.
|
||
|
* @param {number} height - The height of the body.
|
||
|
*
|
||
|
* @return {Phaser.Physics.Impact.Body} This Body object.
|
||
|
*/
|
||
|
resetSize: function (x, y, width, height)
|
||
|
{
|
||
|
this.pos.x = x;
|
||
|
this.pos.y = y;
|
||
|
this.size.x = width;
|
||
|
this.size.y = height;
|
||
|
|
||
|
return this;
|
||
|
},
|
||
|
|
||
|
/**
|
||
|
* Export this body object to JSON.
|
||
|
*
|
||
|
* @method Phaser.Physics.Impact.Body#toJSON
|
||
|
* @since 3.0.0
|
||
|
*
|
||
|
* @return {Phaser.Types.Physics.Impact.JSONImpactBody} JSON representation of this body object.
|
||
|
*/
|
||
|
toJSON: function ()
|
||
|
{
|
||
|
var output = {
|
||
|
name: this.name,
|
||
|
size: { x: this.size.x, y: this.size.y },
|
||
|
pos: { x: this.pos.x, y: this.pos.y },
|
||
|
vel: { x: this.vel.x, y: this.vel.y },
|
||
|
accel: { x: this.accel.x, y: this.accel.y },
|
||
|
friction: { x: this.friction.x, y: this.friction.y },
|
||
|
maxVel: { x: this.maxVel.x, y: this.maxVel.y },
|
||
|
gravityFactor: this.gravityFactor,
|
||
|
bounciness: this.bounciness,
|
||
|
minBounceVelocity: this.minBounceVelocity,
|
||
|
type: this.type,
|
||
|
checkAgainst: this.checkAgainst,
|
||
|
collides: this.collides
|
||
|
};
|
||
|
|
||
|
return output;
|
||
|
},
|
||
|
|
||
|
/**
|
||
|
* [description]
|
||
|
*
|
||
|
* @method Phaser.Physics.Impact.Body#fromJSON
|
||
|
* @todo Code it!
|
||
|
* @since 3.0.0
|
||
|
*
|
||
|
* @param {object} config - [description]
|
||
|
*/
|
||
|
fromJSON: function ()
|
||
|
{
|
||
|
},
|
||
|
|
||
|
/**
|
||
|
* Can be overridden by user code
|
||
|
*
|
||
|
* @method Phaser.Physics.Impact.Body#check
|
||
|
* @since 3.0.0
|
||
|
*
|
||
|
* @param {Phaser.Physics.Impact.Body} other - [description]
|
||
|
*/
|
||
|
check: function ()
|
||
|
{
|
||
|
},
|
||
|
|
||
|
/**
|
||
|
* Can be overridden by user code
|
||
|
*
|
||
|
* @method Phaser.Physics.Impact.Body#collideWith
|
||
|
* @since 3.0.0
|
||
|
*
|
||
|
* @param {Phaser.Physics.Impact.Body} other - [description]
|
||
|
* @param {string} axis - [description]
|
||
|
*/
|
||
|
collideWith: function (other, axis)
|
||
|
{
|
||
|
if (this.parent && this.parent._collideCallback)
|
||
|
{
|
||
|
this.parent._collideCallback.call(this.parent._callbackScope, this, other, axis);
|
||
|
}
|
||
|
},
|
||
|
|
||
|
/**
|
||
|
* Can be overridden by user code but must return a boolean.
|
||
|
*
|
||
|
* @method Phaser.Physics.Impact.Body#handleMovementTrace
|
||
|
* @since 3.0.0
|
||
|
*
|
||
|
* @param {number} res - [description]
|
||
|
*
|
||
|
* @return {boolean} [description]
|
||
|
*/
|
||
|
handleMovementTrace: function ()
|
||
|
{
|
||
|
return true;
|
||
|
},
|
||
|
|
||
|
/**
|
||
|
* [description]
|
||
|
*
|
||
|
* @method Phaser.Physics.Impact.Body#destroy
|
||
|
* @since 3.0.0
|
||
|
*/
|
||
|
destroy: function ()
|
||
|
{
|
||
|
this.world.remove(this);
|
||
|
|
||
|
this.enabled = false;
|
||
|
|
||
|
this.world = null;
|
||
|
|
||
|
this.gameObject = null;
|
||
|
|
||
|
this.parent = null;
|
||
|
}
|
||
|
|
||
|
});
|
||
|
|
||
|
module.exports = Body;
|