First commit

engine/transform.js

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+/*
+ * Copyright 2013, kaj dijkstra , 
+ * Author, Kaj Dijkstra.
+ * All rights reserved.
+ *
+ */
+ 
+import {matrix4, math} from './math.js';
+
+class transform{
+	
+	constructor() {
+		this.entity = false;
+		this.world = matrix4.identity();
+		this.local = matrix4.identity();
+		
+		this.position = [0, 0, 0];
+		this.scale = [1, 1, 1];
+		this.rotation = [0, 0, 0];//Degrees
+	}
+
+
+	translate(x,y,z) {
+		this.position[0] += x;
+		this.position[1] += y;
+		this.position[2] += z;
+	}
+
+	translateTo(x,y,z) {
+
+		this.position = [x,y,z];
+
+		this.update();
+	}
+
+	update(x,y,z) {
+		this.local = matrix4.identity();
+
+		this.local = matrix4.translate(this.local, this.position);
+
+		this.local = matrix4.rotateZYX(this.local, [this.rotation[0] * ( Math.PI * 180), this.rotation[1]* ( Math.PI * 180), this.rotation[2]* ( Math.PI * 180)]);
+
+		this.local = matrix4.scale(this.local, this.scale);
+		
+		//if(this.entity) {
+			//this.world =  matrix4.mul( this.local, this.entity.parent.transform.world );
+			this.world = this.local;
+		//}
+		
+	}
+	
+	scaleXYZ(x,y,z) {
+		this.scale = [x,y,z];
+		this.update();
+	}
+
+	rotate(x,y,z) {
+		
+	}
+	
+	rotateTo(x,y,z) {
+		this.rotation = [x,y,z];
+		this.update();
+	}
+
+	rotateZ(x) {
+		this.world = matrix4.rotateZ( this.world, math.degToRad( x ) ); 
+	}
+
+	rotateX(x) {
+		this.world = matrix4.rotateX( this.world, math.degToRad( x ) ); 
+	}
+	rotateY(y) {
+		this.world = matrix4.rotateY( this.world, math.degToRad( y ) ); 
+	}
+
+	getWorldPosition(y) {
+		return [this.world[3][0], this.world[3][1], this.world[3][2]];
+	}
+
+	getUpdatedWorldMatrix() {
+		return this.world;
+	}
+
+	translateVec(v) {
+		this.world = matrix4.translate(this.world, v);
+	}
+}
+
+
+export {transform as default};