setting up colors, adding some functions to utils.js

examples/libraries/utils.js

@@ -253,3 +253,21 @@ orientationOf = function(vector) {
     return Quat.multiply(yaw, pitch);
 }
 
+randFloat = function(low, high) {
+    return low + Math.random() * (high - low);
+}
+
+
+randInt = function(low, high) {
+    return Math.floor(randFloat(low, high));
+}
+
+hexToRgb = function(hex) {
+    var result = /^#?([a-f\d]{2})([a-f\d]{2})([a-f\d]{2})$/i.exec(hex);
+    return result ? {
+        red: parseInt(result[1], 16),
+        green: parseInt(result[2], 16),
+        blue: parseInt(result[3], 16)
+    } : null;
+}
+

examples/painting/whiteboard/whiteboardSpawner.js

@@ -21,19 +21,71 @@ var rotation = Quat.safeEulerAngles(Camera.getOrientation());
 rotation = Quat.fromPitchYawRollDegrees(0, rotation.y, 0);
 var center = Vec3.sum(MyAvatar.position, Vec3.multiply(3, Quat.getFront(rotation)));
 center.y += 0.4;
+var whiteboardDimensions = {
+    x: 2,
+    y: 1.5,
+    z: 0.01
+};
 var whiteboard = Entities.addEntity({
     type: "Box",
     position: center,
     rotation: rotation,
     script: scriptURL,
-    dimensions: {x: 2, y: 1.5, z: 0.01},
-    color: {red: 255, green: 255, blue: 255}
+    dimensions: whiteboardDimensions,
+    color: {
+        red: 255,
+        green: 255,
+        blue: 255
+    }
 });
 
+//COLORS
+
+var colors = [
+    hexToRgb("#2F8E84"),
+    hexToRgb("#66CCB3"),
+    hexToRgb("#A43C37"),
+    hexToRgb("#491849"),
+    hexToRgb("#6AB03B"),
+    hexToRgb("#993369"),
+    hexToRgb("#9B47C2")
+];
+
+var direction = Quat.getRight(rotation);
+var colorBoxPosition = Vec3.subtract(center, Vec3.multiply(direction, whiteboardDimensions.x / 2));
+colorBoxPosition.y += whiteboardDimensions.y / 2;
+
+var colorBoxes = [];
+
+var colorSquareDimensions = {
+    x: (whiteboardDimensions.x / 2) / (colors.length - 1),
+    y: .1,
+    z: 0.05
+};
+var spaceBetweenColorBoxes = Vec3.multiply(direction, colorSquareDimensions.x * 2);
+
+for (var i = 0; i < colors.length; i++) {
+    var colorBox = Entities.addEntity({
+        type: "Box",
+        position: colorBoxPosition,
+        dimensions: colorSquareDimensions,
+        rotation: rotation,
+        color: colors[i]
+    });
+    colorBoxes.push(colorBox);
+
+    colorBoxPosition = Vec3.sum(colorBoxPosition, spaceBetweenColorBoxes);
+
+}
+
+
 
 function cleanup() {
     Entities.deleteEntity(whiteboard);
-}
+    colorBoxes.forEach(function(colorBox) {
+            Entities.deleteEntity(colorBox);
+        });
+    }
 
 
-Script.scriptEnding.connect(cleanup);
+    Script.scriptEnding.connect(cleanup);

examples/utilities.js

@@ -1,60 +0,0 @@
-//  utilities.js
-//  examples
-//
-//  Created by Eric Levin on June 8
-//  Copyright 2015 High Fidelity, Inc.
-//
-//  Common utilities
-//
-//  Distributed under the Apache License, Version 2.0.
-//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
-
-
-
-map = function(value, min1, max1, min2, max2) {
-    return min2 + (max2 - min2) * ((value - min1) / (max1 - min1));
-}
-
-hslToRgb = function(hslColor) {
-    var h = hslColor.hue;
-    var s = hslColor.sat;
-    var l = hslColor.light;
-    var r, g, b;
-
-    if (s == 0) {
-        r = g = b = l; // achromatic
-    } else {
-        var hue2rgb = function hue2rgb(p, q, t) {
-            if (t < 0) t += 1;
-            if (t > 1) t -= 1;
-            if (t < 1 / 6) return p + (q - p) * 6 * t;
-            if (t < 1 / 2) return q;
-            if (t < 2 / 3) return p + (q - p) * (2 / 3 - t) * 6;
-            return p;
-        }
-
-        var q = l < 0.5 ? l * (1 + s) : l + s - l * s;
-        var p = 2 * l - q;
-        r = hue2rgb(p, q, h + 1 / 3);
-        g = hue2rgb(p, q, h);
-        b = hue2rgb(p, q, h - 1 / 3);
-    }
-
-    return {
-        red: Math.round(r * 255),
-        green: Math.round(g * 255),
-        blue: Math.round(b * 255)
-    };
-
-}
-
-
-
-randFloat = function(low, high) {
-    return low + Math.random() * (high - low);
-}
-
-
-randInt = function(low, high) {
-    return Math.floor(randFloat(low, high));
-}