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Vertex Data calculations moved here, only updated when dirty. Saves time batch calculating.

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photonstorm 2016-10-19 14:31:13 +01:00
parent f1e8396b6f
commit 4c60effae4
1 changed files with 102 additions and 4 deletions
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106
src/components/Transform.js
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@ -34,6 +34,9 @@ Phaser.Component.Transform = function (gameObject, x, y, scaleX, scaleY)
// Cached Transform Calculations
this.cache = { a: 1, b: 0, c: 0, d: 1, sr: 0, cr: 0 };
// GL Vertex Data
this.glVertextData = { x0: 0, y0: 0, x1: 0, y1: 0, x2: 0, y2: 0, x3: 0, y3: 0 };
this.hasLocalRotation = false;
// Private value holders, accessed via the getters and setters
@ -51,8 +54,6 @@ Phaser.Component.Transform = function (gameObject, x, y, scaleX, scaleY)
this._worldScaleX = scaleX;
this._worldScaleY = scaleY;
// this._glVertexDataX1 =
this._dirty = true;
this.game.updates.add(this);
@ -197,8 +198,8 @@ Phaser.Component.Transform.prototype = {
this.world.b = this.cache.b;
this.world.c = this.cache.c;
this.world.d = this.cache.d;
this.world.tx = this._posX - (this._pivotX * this.cache.a + this._pivotY * this.cache.c);
this.world.ty = this._posY - (this._pivotX * this.cache.b + this._pivotY * this.cache.d);
this.world.tx = this._posX - ((this._pivotX * this.cache.a) + (this._pivotY * this.cache.c));
this.world.ty = this._posY - ((this._pivotX * this.cache.b) + (this._pivotY * this.cache.d));
this._worldRotation = Math.atan2(-this.cache.c, this.cache.d);
}
@ -375,6 +376,8 @@ Phaser.Component.Transform.prototype = {
}
}
this.updateVertexData();
this._dirty = false;
},
@ -384,12 +387,107 @@ Phaser.Component.Transform.prototype = {
this.cache.b = this.cache.sr * this._scaleX;
this.cache.c = -this.cache.sr * this._scaleY;
this.cache.d = this.cache.cr * this._scaleY;
},
updateVertexData: function ()
{
var frame = this.gameObject.frame;
var w0;
var h0;
var w1;
var h1;
if (frame.data.trim)
{
// If the sprite is trimmed, add the extra space before transforming
w1 = frame.x - (this._anchorX * frame.width);
w0 = w1 + frame.cutWidth;
h1 = frame.y - (this._anchorY * frame.height);
h0 = h1 + frame.cutHeight;
}
else
{
w0 = frame.width * (1 - this._anchorX);
w1 = frame.width * -this._anchorX;
h0 = frame.height * (1 - this._anchorY);
h1 = frame.height * -this._anchorY;
}
var resolution = frame.source.resolution;
var wt = this.world;
var a = wt.a / resolution;
var b = wt.b / resolution;
var c = wt.c / resolution;
var d = wt.d / resolution;
var tx = wt.tx;
var ty = wt.ty;
if (frame.rotated)
{
// var cw = frame.cutWidth;
var ch = frame.height;
var a0 = a;
var b0 = b;
var c0 = c;
var d0 = d;
var _w1 = w1;
var _w0 = w0;
// Offset before rotating
tx = (wt.c * ch) + tx;
ty = (wt.d * ch) + ty;
// Rotate matrix by 90 degrees with precalc values for sine and cosine of rad(90)
a = (a0 * 6.123233995736766e-17) + -c0;
b = (b0 * 6.123233995736766e-17) + -d0;
c = a0 + (c0 * 6.123233995736766e-17);
d = b0 + (d0 * 6.123233995736766e-17);
// Update UV coordinates
frame.updateUVsInverted();
// Rotate dimensions
w0 = h0;
w1 = h1;
h0 = _w0;
h1 = _w1;
}
if (frame.autoRound === 1 || (frame.autoRound === -1 && this.game.renderer.roundPixels))
{
tx |= 0;
ty |= 0;
}
var vert = this.glVertextData;
// Top Left Vert
vert.x0 = (a * w1) + (c * h1) + tx;
vert.y0 = (d * h1) + (b * w1) + ty;
// Top Right Vert
vert.x1 = (a * w0) + (c * h1) + tx;
vert.y1 = (d * h1) + (b * w0) + ty;
// Bottom Right Vert
vert.x2 = (a * w0) + (c * h0) + tx;
vert.y2 = (d * h0) + (b * w0) + ty;
// Bottom Left Vert
vert.x3 = (a * w1) + (c * h0) + tx;
vert.y3 = (d * h0) + (b * w1) + ty;
}
};
Object.defineProperties(Phaser.Component.Transform.prototype, {
// Sets this *component* as being dirty
dirty: {
enumerable: true,