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put a green sphere at the point being pointed to

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This commit is contained in:
Seth Alves 2015-08-16 09:35:50 -07:00
parent 558f68c150
commit f6cbeb37f8
1 changed files with 23 additions and 6 deletions
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29
examples/pointer.js
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@ -12,6 +12,7 @@
// See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
var lineEntityID = null;
var sphereEntityID = null;
var lineIsRezzed = false;
var BUTTON_SIZE = 32;
@ -56,16 +57,24 @@ function nearLinePoint(targetPosition) {
function removeLine() {
if (lineIsRezzed) {
Entities.deleteEntity(lineEntityID);
lineEntityID = null;
lineIsRezzed = false;
}
if (lineIsRezzed) {
Entities.deleteEntity(lineEntityID);
if (sphereEntityID) {
Entities.deleteEntity(sphereEntityID);
}
lineEntityID = null;
sphereEntityID = null;
lineIsRezzed = false;
}
}
function createOrUpdateLine(event) {
var pickRay = Camera.computePickRay(event.x, event.y);
if (sphereEntityID) {
Entities.deleteEntity(sphereEntityID);
sphereEntityID = null;
}
var intersection = Entities.findRayIntersection(pickRay, true); // accurate picking
var props = Entities.getEntityProperties(intersection.entityID);
@ -78,7 +87,6 @@ function createOrUpdateLine(event) {
position: MyAvatar.position,
lifetime: 15 + props.lifespan // renew lifetime
});
// Entities.setAllPoints(lineEntityID, points);
} else {
lineIsRezzed = true;
lineEntityID = Entities.addEntity({
@ -90,6 +98,15 @@ function createOrUpdateLine(event) {
lifetime: 15 // if someone crashes while pointing, don't leave the line there forever.
});
}
sphereEntityID = Entities.addEntity({
type: "Sphere",
position: intersection.intersection,
ignoreForCollisions: 1,
dimensions: { x: 0.6, y: 0.6, z: 0.6 },
color: { red: 0, green: 255, blue: 0 },
lifetime: 15 // if someone crashes while pointing, don't leave the line there forever.
});
} else {
removeLine();
}