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Pixel Perfect click detection now works even if the Sprite is part of a texture atlas.

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This commit is contained in:
photonstorm
2013-10-25 05:40:46 +01:00
parent 1294b3a2b9
commit 2921a6de2e
11 changed files with 135 additions and 66 deletions
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src/gameobjects/Sprite.js
+9 -11
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@@ -392,6 +392,7 @@ Phaser.Sprite.prototype.updateCache = function() {
if (this.worldTransform[1] != this._cache.i01 || this.worldTransform[3] != this._cache.i10)
{
console.log('updateCache wt', this.name);
this._cache.a00 = this.worldTransform[0]; // scaleX a
this._cache.a01 = this.worldTransform[1]; // skewY c
this._cache.a10 = this.worldTransform[3]; // skewX b
@@ -430,13 +431,8 @@ Phaser.Sprite.prototype.updateAnimation = function() {
if (this._cache.dirty && this.currentFrame)
{
console.log('ua frame 2 change', this.name);
// this._cache.width = Math.floor(this.currentFrame.sourceSizeW * this._cache.scaleX);
// this._cache.height = Math.floor(this.currentFrame.sourceSizeH * this._cache.scaleY);
this._cache.width = this.currentFrame.width;
this._cache.height = this.currentFrame.height;
// this._cache.width = Math.floor(this.currentFrame.sourceSizeW);
// this._cache.height = Math.floor(this.currentFrame.sourceSizeH);
this._cache.halfWidth = Math.floor(this._cache.width / 2);
this._cache.halfHeight = Math.floor(this._cache.height / 2);
@@ -540,14 +536,16 @@ Phaser.Sprite.prototype.getLocalPosition = function(p, x, y, sx, sy) {
* @param {number} y - Description.
* @return {Description} Description.
*/
Phaser.Sprite.prototype.getLocalUnmodifiedPosition = function(p, x, y) {
Phaser.Sprite.prototype.getLocalUnmodifiedPosition = function(p, gx, gy) {
p.x = this._cache.a11 * this._cache.idi * x + -this._cache.i01 * this._cache.idi * y + (this._cache.a12 * this._cache.i01 - this._cache.a02 * this._cache.a11) * this._cache.idi;
p.y = this._cache.a00 * this._cache.idi * y + -this._cache.i10 * this._cache.idi * x + (-this._cache.a12 * this._cache.a00 + this._cache.a02 * this._cache.i10) * this._cache.idi;
var a00 = this.worldTransform[0], a01 = this.worldTransform[1], a02 = this.worldTransform[2],
a10 = this.worldTransform[3], a11 = this.worldTransform[4], a12 = this.worldTransform[5],
id = 1 / (a00 * a11 + a01 * -a10),
x = a11 * id * gx + -a01 * id * gy + (a12 * a01 - a02 * a11) * id,
y = a00 * id * gy + -a10 * id * gx + (-a12 * a00 + a02 * a10) * id;
// apply anchor
p.x += (this.anchor.x * this._cache.width);
p.y += (this.anchor.y * this._cache.height);
p.x = x + (this.anchor.x * this._cache.width);
p.y = y + (this.anchor.y * this._cache.height);
return p;