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Starting Camera.deadzone support

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This commit is contained in:
Richard Davey 2018-06-19 12:29:04 +01:00
parent 873287241b
commit 2b9be45741
1 changed files with 61 additions and 2 deletions
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63
src/cameras/2d/Camera.js
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@ -4,6 +4,7 @@
* @license {@link https://github.com/photonstorm/phaser/blob/master/license.txt|MIT License}
*/
var CenterOn = require('../../geom/rectangle/CenterOn');
var Clamp = require('../../math/Clamp');
var Class = require('../../utils/Class');
var DegToRad = require('../../math/DegToRad');
@ -344,6 +345,28 @@ var Camera = new Class({
*/
this.followOffset = new Vector2();
/**
* The mid-point of the Camera in 'world' coordinates.
*
* This value is updated in the preRender method, after the scroll values and follower
* update have been calculated.
*
* @name Phaser.Cameras.Scene2D.Camera#midPoint
* @type {Phaser.Math.Vector2}
* @readOnly
* @since 3.11.0
*/
this.midPoint = new Vector2(width / 2, height / 2);
/**
* Camera dead zone.
*
* @name Phaser.Cameras.Scene2D.Camera#deadzone
* @type {?Phaser.Geom.Rectangle}
* @since 3.11.0
*/
this.deadzone = null;
/**
* Internal follow target reference.
*
@ -726,11 +749,45 @@ var Camera = new Class({
var originX = width / 2;
var originY = height / 2;
var follow = this._follow;
var deadzone = this.deadzone;
if (follow)
{
this.scrollX = Linear(this.scrollX, (follow.x - this.followOffset.x) - originX, this.lerp.x) / zoom;
this.scrollY = Linear(this.scrollY, (follow.y - this.followOffset.y) - originY, this.lerp.y) / zoom;
var fx = (follow.x - this.followOffset.x);
var fy = (follow.y - this.followOffset.y);
this._fx = fx;
this._fy = fy;
if (deadzone)
{
CenterOn(deadzone, this.midPoint.x, this.midPoint.y);
if (fx <= deadzone.x)
{
this.scrollX = Linear(fx, deadzone.x, this.lerp.x) / zoom;
this.scrollX -= deadzone.x;
console.log(this.scrollX);
// debugger;
}
else if (fx >= deadzone.right)
{
this.scrollX = Linear(fx, deadzone.right, this.lerp.x) / zoom;
this.scrollX -= deadzone.right;
console.log(this.scrollX);
// debugger;
}
// if (fy < deadzone.y || fy > deadzone.bottom)
// {
// this.scrollY = Linear(this.scrollY, fy - originY, this.lerp.y) / zoom;
// }
}
else
{
this.scrollX = Linear(this.scrollX, fx, this.lerp.x) / zoom;
this.scrollY = Linear(this.scrollY, fy, this.lerp.y) / zoom;
}
}
if (this.useBounds)
@ -765,6 +822,8 @@ var Camera = new Class({
this.scrollY = Math.round(this.scrollY);
}
this.midPoint.set(this.scrollX + originX, this.scrollY + originY);
matrix.loadIdentity();
matrix.scale(resolution, resolution);
matrix.translate(this.x + originX, this.y + originY);