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Merge pull request #6761 from imgntn/grab_add_beam

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Add Beam Visualization When Grab Doesn't Intersect
This commit is contained in:
Eric Levin 2016-01-04 15:36:05 -08:00
commit f569d08ca8
1 changed files with 27 additions and 11 deletions
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38
examples/controllers/handControllerGrab.js
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@ -23,14 +23,14 @@ var WANT_DEBUG = false;
// these tune time-averaging and "on" value for analog trigger // these tune time-averaging and "on" value for analog trigger
// //
var TRIGGER_SMOOTH_RATIO = 0.1; // Time averaging of trigger - 0.0 disables smoothing var TRIGGER_SMOOTH_RATIO = 0.1; // Time averaging of trigger - 0.0 disables smoothing
var TRIGGER_ON_VALUE = 0.4; // Squeezed just enough to activate search or near grab var TRIGGER_ON_VALUE = 0.4; // Squeezed just enough to activate search or near grab
var TRIGGER_GRAB_VALUE = 0.85; // Squeezed far enough to complete distant grab var TRIGGER_GRAB_VALUE = 0.85; // Squeezed far enough to complete distant grab
var TRIGGER_OFF_VALUE = 0.15; var TRIGGER_OFF_VALUE = 0.15;
var BUMPER_ON_VALUE = 0.5; var BUMPER_ON_VALUE = 0.5;
var HAND_HEAD_MIX_RATIO = 0.0; // 0 = only use hands for search/move. 1 = only use head for search/move. var HAND_HEAD_MIX_RATIO = 0.0; // 0 = only use hands for search/move. 1 = only use head for search/move.
// //
// distant manipulation // distant manipulation
@ -421,7 +421,7 @@ function MyController(hand) {
this.searchSphereOn = function(location, size, color) { this.searchSphereOn = function(location, size, color) {
if (this.searchSphere === null) { if (this.searchSphere === null) {
var sphereProperties = { var sphereProperties = {
position: location, position: location,
size: size, size: size,
color: color, color: color,
alpha: SEARCH_SPHERE_ALPHA, alpha: SEARCH_SPHERE_ALPHA,
@ -429,10 +429,15 @@ function MyController(hand) {
visible: true visible: true
} }
this.searchSphere = Overlays.addOverlay("sphere", sphereProperties); this.searchSphere = Overlays.addOverlay("sphere", sphereProperties);
} else { } else {
Overlays.editOverlay(this.searchSphere, { position: location, size: size, color: color, visible: true }); Overlays.editOverlay(this.searchSphere, {
position: location,
size: size,
color: color,
visible: true
});
} }
} }
this.overlayLineOn = function(closePoint, farPoint, color) { this.overlayLineOn = function(closePoint, farPoint, color) {
if (this.overlayLine === null) { if (this.overlayLine === null) {
@ -765,7 +770,7 @@ function MyController(hand) {
if (this.triggerSmoothedSqueezed() || this.bumperSqueezed()) { if (this.triggerSmoothedSqueezed() || this.bumperSqueezed()) {
this.lastPickTime = 0; this.lastPickTime = 0;
var controllerHandInput = (this.hand === RIGHT_HAND) ? Controller.Standard.RightHand : Controller.Standard.LeftHand; var controllerHandInput = (this.hand === RIGHT_HAND) ? Controller.Standard.RightHand : Controller.Standard.LeftHand;
this.startingHandRotation = Controller.getPoseValue(controllerHandInput).rotation; this.startingHandRotation = Controller.getPoseValue(controllerHandInput).rotation;
if (this.triggerSmoothedSqueezed()) { if (this.triggerSmoothedSqueezed()) {
this.setState(STATE_SEARCHING); this.setState(STATE_SEARCHING);
} else { } else {
@ -788,13 +793,19 @@ function MyController(hand) {
var controllerHandInput = (this.hand === RIGHT_HAND) ? Controller.Standard.RightHand : Controller.Standard.LeftHand; var controllerHandInput = (this.hand === RIGHT_HAND) ? Controller.Standard.RightHand : Controller.Standard.LeftHand;
var currentHandRotation = Controller.getPoseValue(controllerHandInput).rotation; var currentHandRotation = Controller.getPoseValue(controllerHandInput).rotation;
var handDeltaRotation = Quat.multiply(currentHandRotation, Quat.inverse(this.startingHandRotation)); var handDeltaRotation = Quat.multiply(currentHandRotation, Quat.inverse(this.startingHandRotation));
var distantPickRay = { var distantPickRay = {
origin: Camera.position, origin: Camera.position,
direction: Vec3.mix(Quat.getUp(this.getHandRotation()), Quat.getFront(Camera.orientation), HAND_HEAD_MIX_RATIO), direction: Vec3.mix(Quat.getUp(this.getHandRotation()), Quat.getFront(Camera.orientation), HAND_HEAD_MIX_RATIO),
length: PICK_MAX_DISTANCE length: PICK_MAX_DISTANCE
}; };
var searchVisualizationPickRay = {
origin: handPosition,
direction: Quat.getUp(this.getHandRotation()),
length: PICK_MAX_DISTANCE
};
// Pick at some maximum rate, not always // Pick at some maximum rate, not always
var pickRays = []; var pickRays = [];
var now = Date.now(); var now = Date.now();
@ -1015,6 +1026,11 @@ function MyController(hand) {
if (USE_PARTICLE_BEAM_FOR_SEARCHING === true) { if (USE_PARTICLE_BEAM_FOR_SEARCHING === true) {
this.handleParticleBeam(distantPickRay.origin, this.getHandRotation(), NO_INTERSECT_COLOR); this.handleParticleBeam(distantPickRay.origin, this.getHandRotation(), NO_INTERSECT_COLOR);
} }
if (USE_OVERLAY_LINES_FOR_SEARCHING === true) {
this.overlayLineOn(searchVisualizationPickRay.origin, Vec3.sum(searchVisualizationPickRay.origin, Vec3.multiply(searchVisualizationPickRay.direction, LINE_LENGTH)), NO_INTERSECT_COLOR);
}
if (this.intersectionDistance > 0) { if (this.intersectionDistance > 0) {
var SPHERE_INTERSECTION_SIZE = 0.011; var SPHERE_INTERSECTION_SIZE = 0.011;
var SEARCH_SPHERE_FOLLOW_RATE = 0.50; var SEARCH_SPHERE_FOLLOW_RATE = 0.50;