"use strict"; // webEntityLaserInput.js//// Distributed under the Apache License, Version 2.0.// See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html /* jslint bitwise: true */ /* global Script, Controller, LaserPointers, RayPick, RIGHT_HAND, LEFT_HAND, Mat4, MyAvatar, Vec3, Camera, Quat, getGrabPointSphereOffset, getEnabledModuleByName, makeRunningValues, Entities, NULL_UUID, enableDispatcherModule, disableDispatcherModule, entityIsDistanceGrabbable, makeDispatcherModuleParameters, MSECS_PER_SEC, HAPTIC_PULSE_STRENGTH, HAPTIC_PULSE_DURATION, PICK_MAX_DISTANCE, COLORS_GRAB_SEARCHING_HALF_SQUEEZE, COLORS_GRAB_SEARCHING_FULL_SQUEEZE, COLORS_GRAB_DISTANCE_HOLD, AVATAR_SELF_ID, DEFAULT_SEARCH_SPHERE_DISTANCE, TRIGGER_OFF_VALUE, TRIGGER_ON_VALUE, ZERO_VEC */ Script.include("/~/system/libraries/controllerDispatcherUtils.js");Script.include("/~/system/libraries/controllers.js"); (function() { var halfPath = { type: "line3d", color: COLORS_GRAB_SEARCHING_HALF_SQUEEZE, visible: true, alpha: 1, solid: true, glow: 1.0, lineWidth: 5, ignoreRayIntersection: true, // always ignore this drawInFront: true, // Even when burried inside of something, show it. parentID: AVATAR_SELF_ID }; var halfEnd = { type: "sphere", solid: true, color: COLORS_GRAB_SEARCHING_HALF_SQUEEZE, alpha: 0.9, ignoreRayIntersection: true, drawInFront: true, // Even when burried inside of something, show it. visible: true }; var fullPath = { type: "line3d", color: COLORS_GRAB_SEARCHING_FULL_SQUEEZE, visible: true, alpha: 1, solid: true, glow: 1.0, lineWidth: 5, ignoreRayIntersection: true, // always ignore this drawInFront: true, // Even when burried inside of something, show it. parentID: AVATAR_SELF_ID }; var fullEnd = { type: "sphere", solid: true, color: COLORS_GRAB_SEARCHING_FULL_SQUEEZE, alpha: 0.9, ignoreRayIntersection: true, drawInFront: true, // Even when burried inside of something, show it. visible: true }; var holdPath = { type: "line3d", color: COLORS_GRAB_DISTANCE_HOLD, visible: true, alpha: 1, solid: true, glow: 1.0, lineWidth: 5, ignoreRayIntersection: true, // always ignore this drawInFront: true, // Even when burried inside of something, show it. parentID: AVATAR_SELF_ID }; var renderStates = [ {name: "half", path: halfPath, end: halfEnd}, {name: "full", path: fullPath, end: fullEnd}, {name: "hold", path: holdPath} ]; var defaultRenderStates = [ {name: "half", distance: DEFAULT_SEARCH_SPHERE_DISTANCE, path: halfPath}, {name: "full", distance: DEFAULT_SEARCH_SPHERE_DISTANCE, path: fullPath}, {name: "hold", distance: DEFAULT_SEARCH_SPHERE_DISTANCE, path: holdPath} ]; // triggered when stylus presses a web overlay/entity var HAPTIC_STYLUS_STRENGTH = 1.0; var HAPTIC_STYLUS_DURATION = 20.0; function laserTargetHasKeyboardFocus(laserTarget) { if (laserTarget && laserTarget !== NULL_UUID) { return Entities.keyboardFocusOverlay === laserTarget; } } function setKeyboardFocusOnLaserTarget(laserTarget) { if (laserTarget && laserTarget !== NULL_UUID) { Entities.wantsHandControllerPointerEvents(laserTarget); Overlays.keyboardFocusOverlay = NULL_UUID; Entities.keyboardFocusEntity = laserTarget; } } function sendHoverEnterEventToLaserTarget(hand, laserTarget) { if (!laserTarget) { return; } var pointerEvent = { type: "Move", id: hand + 1, // 0 is reserved for hardware mouse pos2D: laserTarget.position2D, pos3D: laserTarget.position, normal: laserTarget.normal, direction: Vec3.subtract(ZERO_VEC, laserTarget.normal), button: "None" }; if (laserTarget.entityID && laserTarget.entityID !== NULL_UUID) { Entities.sendHoverEnterEntity(laserTarget.entityID, pointerEvent); } } function sendHoverOverEventToLaserTarget(hand, laserTarget) { if (!laserTarget) { return; } var pointerEvent = { type: "Move", id: hand + 1, // 0 is reserved for hardware mouse pos2D: laserTarget.position2D, pos3D: laserTarget.position, normal: laserTarget.normal, direction: Vec3.subtract(ZERO_VEC, laserTarget.normal), button: "None" }; if (laserTarget.entityID && laserTarget.entityID !== NULL_UUID) { Entities.sendMouseMoveOnEntity(laserTarget.entityID, pointerEvent); Entities.sendHoverOverEntity(laserTarget.entityID, pointerEvent); } } function sendTouchStartEventToLaserTarget(hand, laserTarget) { var pointerEvent = { type: "Press", id: hand + 1, // 0 is reserved for hardware mouse pos2D: laserTarget.position2D, pos3D: laserTarget.position, normal: laserTarget.normal, direction: Vec3.subtract(ZERO_VEC, laserTarget.normal), button: "Primary", isPrimaryHeld: true }; if (laserTarget.entityID && laserTarget.entityID !== NULL_UUID) { Entities.sendMousePressOnEntity(laserTarget.entityID, pointerEvent); Entities.sendClickDownOnEntity(laserTarget.entityID, pointerEvent); } } function sendTouchEndEventToLaserTarget(hand, laserTarget) { var pointerEvent = { type: "Release", id: hand + 1, // 0 is reserved for hardware mouse pos2D: laserTarget.position2D, pos3D: laserTarget.position, normal: laserTarget.normal, direction: Vec3.subtract(ZERO_VEC, laserTarget.normal), button: "Primary" }; if (laserTarget.entityID && laserTarget.entityID !== NULL_UUID) { Entities.sendMouseReleaseOnEntity(laserTarget.entityID, pointerEvent); Entities.sendClickReleaseOnEntity(laserTarget.entityID, pointerEvent); Entities.sendHoverLeaveEntity(laserTarget.entityID, pointerEvent); } } function sendTouchMoveEventToLaserTarget(hand, laserTarget) { var pointerEvent = { type: "Move", id: hand + 1, // 0 is reserved for hardware mouse pos2D: laserTarget.position2D, pos3D: laserTarget.position, normal: laserTarget.normal, direction: Vec3.subtract(ZERO_VEC, laserTarget.normal), button: "Primary", isPrimaryHeld: true }; if (laserTarget.entityID && laserTarget.entityID !== NULL_UUID) { Entities.sendMouseMoveOnEntity(laserTarget.entityID, pointerEvent); Entities.sendHoldingClickOnEntity(laserTarget.entityID, pointerEvent); } } function calculateTargetFromEntity(intersection, props) { if (props.rotation === undefined) { // if rotation is missing from props object, then this entity has probably been deleted. return null; } // project stylus tip onto entity plane. var normal = Vec3.multiplyQbyV(props.rotation, {x: 0, y: 0, z: 1}); Vec3.multiplyQbyV(props.rotation, {x: 0, y: 1, z: 0}); var distance = Vec3.dot(Vec3.subtract(intersection, props.position), normal); var position = Vec3.subtract(intersection, Vec3.multiply(normal, distance)); // generate normalized coordinates var invRot = Quat.inverse(props.rotation); var localPos = Vec3.multiplyQbyV(invRot, Vec3.subtract(position, props.position)); var invDimensions = { x: 1 / props.dimensions.x, y: 1 / props.dimensions.y, z: 1 / props.dimensions.z }; var normalizedPosition = Vec3.sum(Vec3.multiplyVbyV(localPos, invDimensions), props.registrationPoint); // 2D position on entity plane in meters, relative to the bounding box upper-left hand corner. var position2D = { x: normalizedPosition.x * props.dimensions.x, y: (1 - normalizedPosition.y) * props.dimensions.y // flip y-axis }; return { entityID: props.id, entityProps: props, overlayID: null, distance: distance, position: position, position2D: position2D, normal: normal, normalizedPosition: normalizedPosition, dimensions: props.dimensions, valid: true }; } function distance2D(a, b) { var dx = (a.x - b.x); var dy = (a.y - b.y); return Math.sqrt(dx * dx + dy * dy); } function WebEntityLaserInput(hand) { this.hand = hand; this.active = false; this.previousLaserClickedTarget = false; this.laserPressingTarget = false; this.hover = false; this.mode = "none"; this.pressEnterLaserTarget = null; this.laserTarget = null; this.laserTargetID = null; this.lastValidTargetID = null; this.handToController = function() { return (this.hand === RIGHT_HAND) ? Controller.Standard.RightHand : Controller.Standard.LeftHand; }; this.getOtherModule = function() { return (this.hand === RIGHT_HAND) ? leftWebEntityLaserInput : rightWebEntityLaserInput; }; this.parameters = makeDispatcherModuleParameters( 550, this.hand === RIGHT_HAND ? ["rightHand"] : ["leftHand"], [], 100); this.requestTouchFocus = function(laserTarget) { if (laserTarget !== null || laserTarget !== undefined) { sendHoverEnterEventToLaserTarget(this.hand, this.laserTarget); this.lastValidTargetID = laserTarget; } }; this.relinquishTouchFocus = function() { // send hover leave event. var pointerEvent = { type: "Move", id: this.hand + 1 }; Entities.sendMouseMoveOnEntity(this.lastValidTargetID, pointerEvent); Entities.sendHoverOverEntity(this.lastValidTargetID, pointerEvent); Entities.sendHoverLeaveEntity(this.lastValidID, pointerEvent); }; this.updateLaserTargets = function(controllerData) { var intersection = controllerData.rayPicks[this.hand]; this.laserTargetID = intersection.objectID; var props = Entities.getEntityProperties(intersection.objectID); this.laserTarget = calculateTargetFromEntity(intersection.intersection, props); }; this.processControllerTriggers = function(controllerData) { if (controllerData.triggerClicks[this.hand]) { this.mode = "full"; this.laserPressingTarget = true; this.hover = false; } else if (controllerData.triggerValues[this.hand] > TRIGGER_ON_VALUE) { this.mode = "half"; this.laserPressingTarget = false; this.hover = true; this.requestTouchFocus(this.laserTargetID); } else { this.mode = "none"; this.laserPressingTarget = false; this.hover = false; this.relinquishTouchFocus(); } }; this.hovering = function() { if (!laserTargetHasKeyboardFocus(this.laserTagetID)) { setKeyboardFocusOnLaserTarget(this.laserTargetID); } sendHoverOverEventToLaserTarget(this.hand, this.laserTarget); }; this.laserPressEnter = function () { sendTouchStartEventToLaserTarget(this.hand, this.laserTarget); Controller.triggerHapticPulse(HAPTIC_STYLUS_STRENGTH, HAPTIC_STYLUS_DURATION, this.hand); this.touchingEnterTimer = 0; this.pressEnterLaserTarget = this.laserTarget; this.deadspotExpired = false; var LASER_PRESS_TO_MOVE_DEADSPOT = 0.026; this.deadspotRadius = Math.tan(LASER_PRESS_TO_MOVE_DEADSPOT) * this.laserTarget.distance; }; this.laserPressExit = function () { if (this.laserTarget === null) { return; } // send press event if (this.deadspotExpired) { sendTouchEndEventToLaserTarget(this.hand, this.laserTarget); } else { sendTouchEndEventToLaserTarget(this.hand, this.pressEnterLaserTarget); } }; this.laserPressing = function (controllerData, dt) { this.touchingEnterTimer += dt; if (this.laserTarget) { var POINTER_PRESS_TO_MOVE_DELAY = 0.33; // seconds if (this.deadspotExpired || this.touchingEnterTimer > POINTER_PRESS_TO_MOVE_DELAY || distance2D(this.laserTarget.position2D, this.pressEnterLaserTarget.position2D) > this.deadspotRadius) { sendTouchMoveEventToLaserTarget(this.hand, this.laserTarget); this.deadspotExpired = true; } } else { this.laserPressingTarget = false; } }; this.releaseTouchEvent = function() { if (this.pressEnterLaserTarget === null) { return; } sendTouchEndEventToLaserTarget(this.hand, this.pressEnterLaserTarget); }; this.updateLaserPointer = function(controllerData) { var RADIUS = 0.005; var dim = { x: RADIUS, y: RADIUS, z: RADIUS }; if (this.mode === "full") { fullEnd.dimensions = dim; LaserPointers.editRenderState(this.laserPointer, this.mode, {path: fullPath, end: fullEnd}); } else if (this.mode === "half") { halfEnd.dimensions = dim; LaserPointers.editRenderState(this.laserPointer, this.mode, {path: halfPath, end: halfEnd}); } LaserPointers.enableLaserPointer(this.laserPointer); LaserPointers.setRenderState(this.laserPointer, this.mode); }; this.isPointingAtWebEntity = function(controllerData) { var intersection = controllerData.rayPicks[this.hand]; var entityProperty = Entities.getEntityProperties(intersection.objectID); var entityType = entityProperty.type; if ((intersection.type === RayPick.INTERSECTED_ENTITY && entityType === "Web")) { return true; } return false; }; this.exitModule = function() { this.releaseTouchEvent(); this.relinquishTouchFocus(); this.reset(); this.updateLaserPointer(); LaserPointers.disableLaserPointer(this.laserPointer); }; this.reset = function() { this.pressEnterLaserTarget = null; this.laserTarget = null; this.laserTargetID = null; this.laserPressingTarget = false; this.previousLaserClickedTarget = null; this.mode = "none"; this.active = false; }; this.isReady = function(controllerData) { var otherModule = this.getOtherModule(); if (this.isPointingAtWebEntity(controllerData) && !otherModule.active) { return makeRunningValues(true, [], []); } return makeRunningValues(false, [], []); }; this.run = function(controllerData, deltaTime) { if (!this.isPointingAtWebEntity(controllerData)) { this.exitModule(); return makeRunningValues(false, [], []); } this.updateLaserTargets(controllerData); this.processControllerTriggers(controllerData); this.updateLaserPointer(controllerData); if (!this.previousLaserClickedTarget && this.laserPressingTarget) { this.laserPressEnter(); } if (this.previousLaserClickedTarget && !this.laserPressingTarget) { this.laserPressExit(); } this.previousLaserClickedTarget = this.laserPressingTarget; if (this.laserPressingTarget) { this.laserPressing(controllerData, deltaTime); } if (this.hover) { this.hovering(); } return makeRunningValues(true, [], []); }; this.cleanup = function() { LaserPointers.disableLaserPointer(this.laserPointer); LaserPointers.removeLaserPointer(this.laserPointer); }; this.laserPointer = LaserPointers.createLaserPointer({ joint: (this.hand === RIGHT_HAND) ? "_CONTROLLER_RIGHTHAND" : "_CONTROLLER_LEFTHAND", filter: RayPick.PICK_ENTITIES, maxDistance: PICK_MAX_DISTANCE, posOffset: getGrabPointSphereOffset(this.handToController()), renderStates: renderStates, faceAvatar: true, defaultRenderStates: defaultRenderStates }); } var leftWebEntityLaserInput = new WebEntityLaserInput(LEFT_HAND); var rightWebEntityLaserInput = new WebEntityLaserInput(RIGHT_HAND); enableDispatcherModule("LeftWebEntityLaserInput", leftWebEntityLaserInput); enableDispatcherModule("RightWebEntityLaserInput", rightWebEntityLaserInput); this.cleanup = function() { leftWebEntityLaserInput.cleanup(); rightWebEntityLaserInput.cleanup(); disableDispatcherModule("LeftWebEntityLaserInput"); disableDispatcherModule("RightWebEntityLaserInput"); }; Script.scriptEnding.connect(this.cleanup); }());
"use strict";
// webEntityLaserInput.js
//
// Distributed under the Apache License, Version 2.0.
// See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
/* jslint bitwise: true */
/* global Script, Controller, LaserPointers, RayPick, RIGHT_HAND, LEFT_HAND, Mat4, MyAvatar, Vec3, Camera, Quat,
getGrabPointSphereOffset, getEnabledModuleByName, makeRunningValues, Entities, NULL_UUID,
enableDispatcherModule, disableDispatcherModule, entityIsDistanceGrabbable,
makeDispatcherModuleParameters, MSECS_PER_SEC, HAPTIC_PULSE_STRENGTH, HAPTIC_PULSE_DURATION,
PICK_MAX_DISTANCE, COLORS_GRAB_SEARCHING_HALF_SQUEEZE, COLORS_GRAB_SEARCHING_FULL_SQUEEZE, COLORS_GRAB_DISTANCE_HOLD,
AVATAR_SELF_ID, DEFAULT_SEARCH_SPHERE_DISTANCE, TRIGGER_OFF_VALUE, TRIGGER_ON_VALUE, ZERO_VEC
*/
Script.include("/~/system/libraries/controllerDispatcherUtils.js");
Script.include("/~/system/libraries/controllers.js");
(function() {
var halfPath = {
type: "line3d",
color: COLORS_GRAB_SEARCHING_HALF_SQUEEZE,
visible: true,
alpha: 1,
solid: true,
glow: 1.0,
lineWidth: 5,
ignoreRayIntersection: true, // always ignore this
drawInFront: true, // Even when burried inside of something, show it.
parentID: AVATAR_SELF_ID
};
var halfEnd = {
type: "sphere",
solid: true,
color: COLORS_GRAB_SEARCHING_HALF_SQUEEZE,
alpha: 0.9,
ignoreRayIntersection: true,
drawInFront: true, // Even when burried inside of something, show it.
visible: true
};
var fullPath = {
type: "line3d",
color: COLORS_GRAB_SEARCHING_FULL_SQUEEZE,
visible: true,
alpha: 1,
solid: true,
glow: 1.0,
lineWidth: 5,
ignoreRayIntersection: true, // always ignore this
drawInFront: true, // Even when burried inside of something, show it.
parentID: AVATAR_SELF_ID
};
var fullEnd = {
type: "sphere",
solid: true,
color: COLORS_GRAB_SEARCHING_FULL_SQUEEZE,
alpha: 0.9,
ignoreRayIntersection: true,
drawInFront: true, // Even when burried inside of something, show it.
visible: true
};
var holdPath = {
type: "line3d",
color: COLORS_GRAB_DISTANCE_HOLD,
visible: true,
alpha: 1,
solid: true,
glow: 1.0,
lineWidth: 5,
ignoreRayIntersection: true, // always ignore this
drawInFront: true, // Even when burried inside of something, show it.
parentID: AVATAR_SELF_ID
};
var renderStates = [
{name: "half", path: halfPath, end: halfEnd},
{name: "full", path: fullPath, end: fullEnd},
{name: "hold", path: holdPath}
];
var defaultRenderStates = [
{name: "half", distance: DEFAULT_SEARCH_SPHERE_DISTANCE, path: halfPath},
{name: "full", distance: DEFAULT_SEARCH_SPHERE_DISTANCE, path: fullPath},
{name: "hold", distance: DEFAULT_SEARCH_SPHERE_DISTANCE, path: holdPath}
];
// triggered when stylus presses a web overlay/entity
var HAPTIC_STYLUS_STRENGTH = 1.0;
var HAPTIC_STYLUS_DURATION = 20.0;
function laserTargetHasKeyboardFocus(laserTarget) {
if (laserTarget && laserTarget !== NULL_UUID) {
return Entities.keyboardFocusOverlay === laserTarget;
}
}
function setKeyboardFocusOnLaserTarget(laserTarget) {
if (laserTarget && laserTarget !== NULL_UUID) {
Entities.wantsHandControllerPointerEvents(laserTarget);
Overlays.keyboardFocusOverlay = NULL_UUID;
Entities.keyboardFocusEntity = laserTarget;
}
}
function sendHoverEnterEventToLaserTarget(hand, laserTarget) {
if (!laserTarget) {
return;
}
var pointerEvent = {
type: "Move",
id: hand + 1, // 0 is reserved for hardware mouse
pos2D: laserTarget.position2D,
pos3D: laserTarget.position,
normal: laserTarget.normal,
direction: Vec3.subtract(ZERO_VEC, laserTarget.normal),
button: "None"
};
if (laserTarget.entityID && laserTarget.entityID !== NULL_UUID) {
Entities.sendHoverEnterEntity(laserTarget.entityID, pointerEvent);
}
}
function sendHoverOverEventToLaserTarget(hand, laserTarget) {
if (!laserTarget) {
return;
}
var pointerEvent = {
type: "Move",
id: hand + 1, // 0 is reserved for hardware mouse
pos2D: laserTarget.position2D,
pos3D: laserTarget.position,
normal: laserTarget.normal,
direction: Vec3.subtract(ZERO_VEC, laserTarget.normal),
button: "None"
};
if (laserTarget.entityID && laserTarget.entityID !== NULL_UUID) {
Entities.sendMouseMoveOnEntity(laserTarget.entityID, pointerEvent);
Entities.sendHoverOverEntity(laserTarget.entityID, pointerEvent);
}
}
function sendTouchStartEventToLaserTarget(hand, laserTarget) {
var pointerEvent = {
type: "Press",
id: hand + 1, // 0 is reserved for hardware mouse
pos2D: laserTarget.position2D,
pos3D: laserTarget.position,
normal: laserTarget.normal,
direction: Vec3.subtract(ZERO_VEC, laserTarget.normal),
button: "Primary",
isPrimaryHeld: true
};
if (laserTarget.entityID && laserTarget.entityID !== NULL_UUID) {
Entities.sendMousePressOnEntity(laserTarget.entityID, pointerEvent);
Entities.sendClickDownOnEntity(laserTarget.entityID, pointerEvent);
}
}
function sendTouchEndEventToLaserTarget(hand, laserTarget) {
var pointerEvent = {
type: "Release",
id: hand + 1, // 0 is reserved for hardware mouse
pos2D: laserTarget.position2D,
pos3D: laserTarget.position,
normal: laserTarget.normal,
direction: Vec3.subtract(ZERO_VEC, laserTarget.normal),
button: "Primary"
};
if (laserTarget.entityID && laserTarget.entityID !== NULL_UUID) {
Entities.sendMouseReleaseOnEntity(laserTarget.entityID, pointerEvent);
Entities.sendClickReleaseOnEntity(laserTarget.entityID, pointerEvent);
Entities.sendHoverLeaveEntity(laserTarget.entityID, pointerEvent);
}
}
function sendTouchMoveEventToLaserTarget(hand, laserTarget) {
var pointerEvent = {
type: "Move",
id: hand + 1, // 0 is reserved for hardware mouse
pos2D: laserTarget.position2D,
pos3D: laserTarget.position,
normal: laserTarget.normal,
direction: Vec3.subtract(ZERO_VEC, laserTarget.normal),
button: "Primary",
isPrimaryHeld: true
};
if (laserTarget.entityID && laserTarget.entityID !== NULL_UUID) {
Entities.sendMouseMoveOnEntity(laserTarget.entityID, pointerEvent);
Entities.sendHoldingClickOnEntity(laserTarget.entityID, pointerEvent);
}
}
function calculateTargetFromEntity(intersection, props) {
if (props.rotation === undefined) {
// if rotation is missing from props object, then this entity has probably been deleted.
return null;
}
// project stylus tip onto entity plane.
var normal = Vec3.multiplyQbyV(props.rotation, {x: 0, y: 0, z: 1});
Vec3.multiplyQbyV(props.rotation, {x: 0, y: 1, z: 0});
var distance = Vec3.dot(Vec3.subtract(intersection, props.position), normal);
var position = Vec3.subtract(intersection, Vec3.multiply(normal, distance));
// generate normalized coordinates
var invRot = Quat.inverse(props.rotation);
var localPos = Vec3.multiplyQbyV(invRot, Vec3.subtract(position, props.position));
var invDimensions = { x: 1 / props.dimensions.x, y: 1 / props.dimensions.y, z: 1 / props.dimensions.z };
var normalizedPosition = Vec3.sum(Vec3.multiplyVbyV(localPos, invDimensions), props.registrationPoint);
// 2D position on entity plane in meters, relative to the bounding box upper-left hand corner.
var position2D = {
x: normalizedPosition.x * props.dimensions.x,
y: (1 - normalizedPosition.y) * props.dimensions.y // flip y-axis
};
return {
entityID: props.id,
entityProps: props,
overlayID: null,
distance: distance,
position: position,
position2D: position2D,
normal: normal,
normalizedPosition: normalizedPosition,
dimensions: props.dimensions,
valid: true
};
}
function distance2D(a, b) {
var dx = (a.x - b.x);
var dy = (a.y - b.y);
return Math.sqrt(dx * dx + dy * dy);
}
function WebEntityLaserInput(hand) {
this.hand = hand;
this.active = false;
this.previousLaserClickedTarget = false;
this.laserPressingTarget = false;
this.hover = false;
this.mode = "none";
this.pressEnterLaserTarget = null;
this.laserTarget = null;
this.laserTargetID = null;
this.lastValidTargetID = null;
this.handToController = function() {
return (this.hand === RIGHT_HAND) ? Controller.Standard.RightHand : Controller.Standard.LeftHand;
};
this.getOtherModule = function() {
return (this.hand === RIGHT_HAND) ? leftWebEntityLaserInput : rightWebEntityLaserInput;
};
this.parameters = makeDispatcherModuleParameters(
550,
this.hand === RIGHT_HAND ? ["rightHand"] : ["leftHand"],
[],
100);
this.requestTouchFocus = function(laserTarget) {
if (laserTarget !== null || laserTarget !== undefined) {
sendHoverEnterEventToLaserTarget(this.hand, this.laserTarget);
this.lastValidTargetID = laserTarget;
}
};
this.relinquishTouchFocus = function() {
// send hover leave event.
var pointerEvent = { type: "Move", id: this.hand + 1 };
Entities.sendMouseMoveOnEntity(this.lastValidTargetID, pointerEvent);
Entities.sendHoverOverEntity(this.lastValidTargetID, pointerEvent);
Entities.sendHoverLeaveEntity(this.lastValidID, pointerEvent);
};
this.updateLaserTargets = function(controllerData) {
var intersection = controllerData.rayPicks[this.hand];
this.laserTargetID = intersection.objectID;
var props = Entities.getEntityProperties(intersection.objectID);
this.laserTarget = calculateTargetFromEntity(intersection.intersection, props);
};
this.processControllerTriggers = function(controllerData) {
if (controllerData.triggerClicks[this.hand]) {
this.mode = "full";
this.laserPressingTarget = true;
this.hover = false;
} else if (controllerData.triggerValues[this.hand] > TRIGGER_ON_VALUE) {
this.mode = "half";
this.laserPressingTarget = false;
this.hover = true;
this.requestTouchFocus(this.laserTargetID);
} else {
this.mode = "none";
this.laserPressingTarget = false;
this.hover = false;
this.relinquishTouchFocus();
}
};
this.hovering = function() {
if (!laserTargetHasKeyboardFocus(this.laserTagetID)) {
setKeyboardFocusOnLaserTarget(this.laserTargetID);
}
sendHoverOverEventToLaserTarget(this.hand, this.laserTarget);
};
this.laserPressEnter = function () {
sendTouchStartEventToLaserTarget(this.hand, this.laserTarget);
Controller.triggerHapticPulse(HAPTIC_STYLUS_STRENGTH, HAPTIC_STYLUS_DURATION, this.hand);
this.touchingEnterTimer = 0;
this.pressEnterLaserTarget = this.laserTarget;
this.deadspotExpired = false;
var LASER_PRESS_TO_MOVE_DEADSPOT = 0.026;
this.deadspotRadius = Math.tan(LASER_PRESS_TO_MOVE_DEADSPOT) * this.laserTarget.distance;
};
this.laserPressExit = function () {
if (this.laserTarget === null) {
return;
}
// send press event
if (this.deadspotExpired) {
sendTouchEndEventToLaserTarget(this.hand, this.laserTarget);
} else {
sendTouchEndEventToLaserTarget(this.hand, this.pressEnterLaserTarget);
}
};
this.laserPressing = function (controllerData, dt) {
this.touchingEnterTimer += dt;
if (this.laserTarget) {
var POINTER_PRESS_TO_MOVE_DELAY = 0.33; // seconds
if (this.deadspotExpired || this.touchingEnterTimer > POINTER_PRESS_TO_MOVE_DELAY ||
distance2D(this.laserTarget.position2D,
this.pressEnterLaserTarget.position2D) > this.deadspotRadius) {
sendTouchMoveEventToLaserTarget(this.hand, this.laserTarget);
this.deadspotExpired = true;
}
} else {
this.laserPressingTarget = false;
}
};
this.releaseTouchEvent = function() {
if (this.pressEnterLaserTarget === null) {
return;
}
sendTouchEndEventToLaserTarget(this.hand, this.pressEnterLaserTarget);
};
this.updateLaserPointer = function(controllerData) {
var RADIUS = 0.005;
var dim = { x: RADIUS, y: RADIUS, z: RADIUS };
if (this.mode === "full") {
fullEnd.dimensions = dim;
LaserPointers.editRenderState(this.laserPointer, this.mode, {path: fullPath, end: fullEnd});
} else if (this.mode === "half") {
halfEnd.dimensions = dim;
LaserPointers.editRenderState(this.laserPointer, this.mode, {path: halfPath, end: halfEnd});
}
LaserPointers.enableLaserPointer(this.laserPointer);
LaserPointers.setRenderState(this.laserPointer, this.mode);
};
this.isPointingAtWebEntity = function(controllerData) {
var intersection = controllerData.rayPicks[this.hand];
var entityProperty = Entities.getEntityProperties(intersection.objectID);
var entityType = entityProperty.type;
if ((intersection.type === RayPick.INTERSECTED_ENTITY && entityType === "Web")) {
return true;
}
return false;
};
this.exitModule = function() {
this.releaseTouchEvent();
this.relinquishTouchFocus();
this.reset();
this.updateLaserPointer();
LaserPointers.disableLaserPointer(this.laserPointer);
};
this.reset = function() {
this.pressEnterLaserTarget = null;
this.laserTarget = null;
this.laserTargetID = null;
this.laserPressingTarget = false;
this.previousLaserClickedTarget = null;
this.mode = "none";
this.active = false;
};
this.isReady = function(controllerData) {
var otherModule = this.getOtherModule();
if (this.isPointingAtWebEntity(controllerData) && !otherModule.active) {
return makeRunningValues(true, [], []);
}
return makeRunningValues(false, [], []);
};
this.run = function(controllerData, deltaTime) {
if (!this.isPointingAtWebEntity(controllerData)) {
this.exitModule();
return makeRunningValues(false, [], []);
}
this.updateLaserTargets(controllerData);
this.processControllerTriggers(controllerData);
this.updateLaserPointer(controllerData);
if (!this.previousLaserClickedTarget && this.laserPressingTarget) {
this.laserPressEnter();
}
if (this.previousLaserClickedTarget && !this.laserPressingTarget) {
this.laserPressExit();
}
this.previousLaserClickedTarget = this.laserPressingTarget;
if (this.laserPressingTarget) {
this.laserPressing(controllerData, deltaTime);
}
if (this.hover) {
this.hovering();
}
return makeRunningValues(true, [], []);
};
this.cleanup = function() {
LaserPointers.disableLaserPointer(this.laserPointer);
LaserPointers.removeLaserPointer(this.laserPointer);
};
this.laserPointer = LaserPointers.createLaserPointer({
joint: (this.hand === RIGHT_HAND) ? "_CONTROLLER_RIGHTHAND" : "_CONTROLLER_LEFTHAND",
filter: RayPick.PICK_ENTITIES,
maxDistance: PICK_MAX_DISTANCE,
posOffset: getGrabPointSphereOffset(this.handToController()),
renderStates: renderStates,
faceAvatar: true,
defaultRenderStates: defaultRenderStates
});
}
var leftWebEntityLaserInput = new WebEntityLaserInput(LEFT_HAND);
var rightWebEntityLaserInput = new WebEntityLaserInput(RIGHT_HAND);
enableDispatcherModule("LeftWebEntityLaserInput", leftWebEntityLaserInput);
enableDispatcherModule("RightWebEntityLaserInput", rightWebEntityLaserInput);
this.cleanup = function() {
leftWebEntityLaserInput.cleanup();
rightWebEntityLaserInput.cleanup();
disableDispatcherModule("LeftWebEntityLaserInput");
disableDispatcherModule("RightWebEntityLaserInput");
};
Script.scriptEnding.connect(this.cleanup);
}());