phaser
Version:
A fast, free and fun HTML5 Game Framework for Desktop and Mobile web browsers.
70 lines (61 loc) • 1.81 kB
JavaScript
/**
* @author Richard Davey <rich@photonstorm.com>
* @copyright 2018 Photon Storm Ltd.
* @license {@link https://github.com/photonstorm/phaser/blob/master/license.txt|MIT License}
*/
var ProcessTileSeparationX = require('./ProcessTileSeparationX');
/**
* Check the body against the given tile on the X axis.
*
* @function Phaser.Physics.Arcade.Tilemap.TileCheckX
* @since 3.0.0
*
* @param {Phaser.Physics.Arcade.Body} body - The Body object to separate.
* @param {Phaser.Tilemaps.Tile} tile - The tile to check.
* @param {number} tileLeft - [description]
* @param {number} tileRight - [description]
* @param {number} tileBias - [description]
*
* @return {number} The amount of separation that occurred.
*/
var TileCheckX = function (body, tile, tileLeft, tileRight, tileBias)
{
var ox = 0;
if (body.deltaX() < 0 && !body.blocked.left && tile.collideRight && body.checkCollision.left)
{
// Body is moving LEFT
if (tile.faceRight && body.x < tileRight)
{
ox = body.x - tileRight;
if (ox < -tileBias)
{
ox = 0;
}
}
}
else if (body.deltaX() > 0 && !body.blocked.right && tile.collideLeft && body.checkCollision.right)
{
// Body is moving RIGHT
if (tile.faceLeft && body.right > tileLeft)
{
ox = body.right - tileLeft;
if (ox > tileBias)
{
ox = 0;
}
}
}
if (ox !== 0)
{
if (body.customSeparateX)
{
body.overlapX = ox;
}
else
{
ProcessTileSeparationX(body, ox);
}
}
return ox;
};
module.exports = TileCheckX;