First commit

engine/light.js

@@ -0,0 +1,39 @@
+/*
+ * Copyright 2013, kaj dijkstra , 
+ * Author, Kaj Dijkstra.
+ * All rights reserved.
+ *
+ */
+ 
+
+/**
+ * light
+**/
+kepler.light(){
+	this.position = [190.0,20.0,100.0];
+	this.target = [0,0,0];
+	this.up = [0,1,0];
+	
+	this.projection;
+	this.view;
+	
+	this.viewProjection;
+	
+	this.far = 2420;
+	this.near = 0.1;
+	
+	this.type = 'directional';
+	
+	this.update();
+}
+
+
+/**
+ * update light
+**/
+kepler.light.prototype.update(){
+	var matrix4 = kepler.matrix4;
+	this.projection = matrix4.perspective(kepler.math.degToRad(45), kepler.width / kepler.height, this.near, this.far);
+	this.view = matrix4.lookAt(this.position, this.target, this.up);
+	this.viewProjection = matrix4.mul(this.view, this.projection)
+}