From 49292a478e92435e5baa672d318ed55a4940a891 Mon Sep 17 00:00:00 2001
From: Philip Rosedale <philip@highfidelity.io>
Date: Mon, 10 Feb 2014 17:28:24 -0800
Subject: [PATCH] =?UTF-8?q?EditVoxels.js:=20Added=20new=20voxel=20making?=
 =?UTF-8?q?=20in=20front=20of=20camera=20with=20=E2=80=989=E2=80=99?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 examples/editVoxels.js | 37 ++++++++++++++++++++++++++++++++++---
 1 file changed, 34 insertions(+), 3 deletions(-)

diff --git a/examples/editVoxels.js b/examples/editVoxels.js
index 7210a07e1b..81f5e09ddd 100644
--- a/examples/editVoxels.js
+++ b/examples/editVoxels.js
@@ -11,6 +11,7 @@
 //  right click or control + click = delete this voxel 
 //  shift + click = recolor this voxel
 //  1 - 8 = pick new color from palette
+//  9 = create a new voxel in front of the camera 
 //
 //  Click and drag to create more new voxels in the same direction
 //
@@ -24,6 +25,9 @@ function vMinus(a, b) {
     return rval;
 }
 
+var NEW_VOXEL_SIZE = 1.0;
+var NEW_VOXEL_DISTANCE_FROM_CAMERA = 3.0;
+
 var key_alt = false;
 var key_shift = false;
 var isAdding = false; 
@@ -54,12 +58,23 @@ var clickSound = new Sound("https://s3-us-west-1.amazonaws.com/highfidelity-publ
 var audioOptions = new AudioInjectionOptions();

 audioOptions.volume = 0.5;
 
+function setAudioPosition() {
+    var camera = Camera.getPosition();
+    var forwardVector = Quat.getFront(MyAvatar.orientation);
+    audioOptions.position = Vec3.sum(camera, forwardVector);
+}
+
+function getNewVoxelPosition() { 
+    var camera = Camera.getPosition();
+    var forwardVector = Quat.getFront(MyAvatar.orientation);
+    var newPosition = Vec3.sum(camera, Vec3.multiply(forwardVector, NEW_VOXEL_DISTANCE_FROM_CAMERA));
+    return newPosition;
+}
+
 function mousePressEvent(event) {
     var pickRay = Camera.computePickRay(event.x, event.y);
     var intersection = Voxels.findRayIntersection(pickRay);
-    audioOptions.position = { x: pickRay.origin.x + pickRay.direction.x, 
-                              y: pickRay.origin.y + pickRay.direction.y, 
-                              z: pickRay.origin.z + pickRay.direction.z };
+    audioOptions.position = Vec3.sum(pickRay.origin, pickRay.direction);
 
     if (intersection.intersects) {
          if (event.isRightButton || event.isControl) {
@@ -136,6 +151,22 @@ function keyPressEvent(event) {
         whichColor = nVal - 1;
         print("Color = " + (whichColor + 1));
         Audio.playSound(clickSound, audioOptions);
+    } else if (event.text == "9") {
+        // Create a brand new 1 meter voxel in front of your avatar 
+        var color = whichColor; 
+        if (color == -1) color = 0;
+        var newPosition = getNewVoxelPosition();
+        var newVoxel = {    
+                    x: newPosition.x,
+                    y: newPosition.y ,
+                    z: newPosition.z,    
+                    s: NEW_VOXEL_SIZE,
+                    red: colors[color].red,
+                    green: colors[color].green,
+                    blue: colors[color].blue };
+        Voxels.setVoxel(newVoxel.x, newVoxel.y, newVoxel.z, newVoxel.s, newVoxel.red, newVoxel.green, newVoxel.blue);
+        setAudioPosition();
+        Audio.playSound(addSound, audioOptions);
     }
 }