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Sprite optimisations.

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This commit is contained in:
Richard Davey
2013-10-04 19:00:55 +01:00
parent 455b18b7ec
commit 47e1b1b54b
5 changed files with 30 additions and 35 deletions
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src/gameobjects/Sprite.js
+10 -22
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@@ -198,9 +198,6 @@ Phaser.Sprite = function (game, x, y, key, frame) {
// Input specific transform cache
i01: -1, i10: -1, idi: -1,
// World transform cache
w01: -1, w10: -1,
// Bounds check
left: null, right: null, top: null, bottom: null,
@@ -338,15 +335,11 @@ Phaser.Sprite.prototype.preUpdate = function() {
this.prevX = this.x;
this.prevY = this.y;
if (this.worldTransform[2] != this._cache.a02 || this.worldTransform[5] != this._cache.a12 || this.worldTransform[0] != this._cache.a00 || this.worldTransform[1] != this._cache.a01 || this.worldTransform[3] != this._cache.a10 || this.worldTransform[4] != this._cache.a11)
{
this.updateCache();
}
this.updateCache();
// Re-run the camera visibility check
if (this._cache.dirty || this._cache.first)
if (this._cache.dirty)
{
this._cache.first = false;
this._cache.cameraVisible = Phaser.Rectangle.intersects(this.game.world.camera.screenView, this.bounds, 0);
if (this.autoCull == true)
@@ -356,7 +349,10 @@ Phaser.Sprite.prototype.preUpdate = function() {
}
// Update our physics bounds
this.body.updateBounds(this.center.x, this.center.y, this._cache.scaleX, this._cache.scaleY);
if (this.body)
{
this.body.updateBounds(this.center.x, this.center.y, this._cache.scaleX, this._cache.scaleY);
}
}
if (this.body)
@@ -372,21 +368,16 @@ Phaser.Sprite.prototype.updateCache = function() {
// |b d ty|
// |0 0 1|
// Only update the values we need
// if (this.worldTransform[0] != this._cache.a00 || this.worldTransform[1] != this._cache.w01 || this.worldTransform[3] != this._cache.w10 || this.worldTransform[4] != this._cache.a11)
if (this.worldTransform[1] != this._cache.w01 || this.worldTransform[3] != this._cache.w10)
if (this.worldTransform[1] != this._cache.i01 || this.worldTransform[3] != this._cache.i10)
{
// Non-modified
this._cache.w01 = this.worldTransform[1]; // skewY c
this._cache.w10 = this.worldTransform[3]; // skewX b
this._cache.a00 = this.worldTransform[0]; // scaleX a
this._cache.a01 = this.worldTransform[1]; // skewY c
this._cache.i01 = this.worldTransform[1]; // skewY c
this._cache.a10 = this.worldTransform[3]; // skewX b
this._cache.i10 = this.worldTransform[3]; // skewX b
this._cache.a11 = this.worldTransform[4]; // scaleY d
this._cache.i01 = this.worldTransform[1]; // skewY c (remains non-modified for input checks)
this._cache.i10 = this.worldTransform[3]; // skewX b (remains non-modified for input checks)
this._cache.scaleX = Math.sqrt((this._cache.a00 * this._cache.a00) + (this._cache.a01 * this._cache.a01)); // round this off a bit?
this._cache.scaleY = Math.sqrt((this._cache.a10 * this._cache.a10) + (this._cache.a11 * this._cache.a11)); // round this off a bit?
@@ -394,8 +385,6 @@ Phaser.Sprite.prototype.updateCache = function() {
this._cache.a10 *= -1;
this._cache.dirty = true;
console.log('cache1');
}
if (this.worldTransform[2] != this._cache.a02 || this.worldTransform[5] != this._cache.a12)
@@ -403,7 +392,6 @@ Phaser.Sprite.prototype.updateCache = function() {
this._cache.a02 = this.worldTransform[2]; // translateX tx
this._cache.a12 = this.worldTransform[5]; // translateY ty
this._cache.dirty = true;
console.log('cache2');
}
// Frame updated?