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Update editEntities to do accurate pick on mouse idle

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Ryan Huffman 2015-01-15 10:57:35 -08:00
parent 67c3f9a3db
commit dcb4d9f02d
1 changed files with 43 additions and 24 deletions
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67
examples/editEntities.js
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@ -527,8 +527,15 @@ function mousePressEvent(event) {
var highlightedEntityID = { isKnownID: false };
var mouseCapturedByTool = false;
var lastMousePosition = null;
var idleMouseTimerId = null;
var IDLE_MOUSE_TIMEOUT = 200;
function mouseMoveEvent(event) {
if (idleMouseTimerId) {
Script.clearTimeout(idleMouseTimerId);
}
mouseHasMovedSincePress = true;
if (isActive) {
// allow the selectionDisplay and cameraManager to handle the event first, if it doesn't handle it, then do our own thing
@ -536,36 +543,48 @@ function mouseMoveEvent(event) {
return;
}
var pickRay = Camera.computePickRay(event.x, event.y);
var entityIntersection = Entities.findRayIntersection(pickRay);
if (entityIntersection.accurate) {
if(highlightedEntityID.isKnownID && highlightedEntityID.id != entityIntersection.entityID.id) {
selectionDisplay.unhighlightSelectable(highlightedEntityID);
highlightedEntityID = { id: -1, isKnownID: false };
}
lastMousePosition = { x: event.x, y: event.y };
var halfDiagonal = Vec3.length(entityIntersection.properties.dimensions) / 2.0;
var angularSize = 2 * Math.atan(halfDiagonal / Vec3.distance(Camera.getPosition(),
entityIntersection.properties.position)) * 180 / 3.14;
var sizeOK = (allowLargeModels || angularSize < MAX_ANGULAR_SIZE)
&& (allowSmallModels || angularSize > MIN_ANGULAR_SIZE);
if (entityIntersection.entityID.isKnownID && sizeOK) {
if (wantEntityGlow) {
Entities.editEntity(entityIntersection.entityID, { glowLevel: 0.25 });
}
highlightedEntityID = entityIntersection.entityID;
selectionDisplay.highlightSelectable(entityIntersection.entityID);
}
}
highlightEntityUnderCursor(lastMousePosition, false);
idleMouseTimerId = Script.setTimeout(handleIdleMouse, IDLE_MOUSE_TIMEOUT);
} else {
cameraManager.mouseMoveEvent(event);
}
}
function handleIdleMouse() {
idleMouseTimerId = null;
highlightEntityUnderCursor(lastMousePosition, true);
}
function highlightEntityUnderCursor(position, accurateRay) {
var pickRay = Camera.computePickRay(position.x, position.y);
var entityIntersection = Entities.findRayIntersection(pickRay, accurateRay === true);
if (entityIntersection.accurate) {
if(highlightedEntityID.isKnownID && highlightedEntityID.id != entityIntersection.entityID.id) {
selectionDisplay.unhighlightSelectable(highlightedEntityID);
highlightedEntityID = { id: -1, isKnownID: false };
}
var halfDiagonal = Vec3.length(entityIntersection.properties.dimensions) / 2.0;
var angularSize = 2 * Math.atan(halfDiagonal / Vec3.distance(Camera.getPosition(),
entityIntersection.properties.position)) * 180 / 3.14;
var sizeOK = (allowLargeModels || angularSize < MAX_ANGULAR_SIZE)
&& (allowSmallModels || angularSize > MIN_ANGULAR_SIZE);
if (entityIntersection.entityID.isKnownID && sizeOK) {
if (wantEntityGlow) {
Entities.editEntity(entityIntersection.entityID, { glowLevel: 0.25 });
}
highlightedEntityID = entityIntersection.entityID;
selectionDisplay.highlightSelectable(entityIntersection.entityID);
}
}
}
function mouseReleaseEvent(event) {
if (isActive && selectionManager.hasSelection()) {