inspect now uses accurate picking and camera slerps to looks at target. pointer does not show u when user is inspecting

This commit is contained in:
Eric Levin 2015-05-21 15:31:30 -07:00
parent 986eea7c86
commit 8a0c1cab1e
3 changed files with 301 additions and 238 deletions

View file

@ -18,3 +18,4 @@ Script.load("notifications.js");
Script.load("look.js");
Script.load("users.js");
Script.load("grab.js");
Script.load("pointer.js");

View file

@ -25,8 +25,18 @@ var ALTITUDE_RATE = 200.0;
var RADIUS_RATE = 1.0 / 100.0;
var PAN_RATE = 50.0;
var Y_AXIS = { x: 0, y: 1, z: 0 };
var X_AXIS = { x: 1, y: 0, z: 0 };
var Y_AXIS = {
x: 0,
y: 1,
z: 0
};
var X_AXIS = {
x: 1,
y: 0,
z: 0
};
var LOOK_AT_TIME = 500;
var alt = false;
var shift = false;
@ -46,9 +56,21 @@ var mouseLastX = 0;
var mouseLastY = 0;
var center = { x: 0, y: 0, z: 0 };
var position = { x: 0, y: 0, z: 0 };
var vector = { x: 0, y: 0, z: 0 };
var center = {
x: 0,
y: 0,
z: 0
};
var position = {
x: 0,
y: 0,
z: 0
};
var vector = {
x: 0,
y: 0,
z: 0
};
var radius = 0.0;
var azimuth = 0.0;
var altitude = 0.0;
@ -56,244 +78,262 @@ var altitude = 0.0;
var avatarPosition;
var avatarOrientation;
var rotatingTowardsTarget = false;
var targetCamOrientation;
var oldPosition, oldOrientation;
function orientationOf(vector) {
var direction,
yaw,
pitch;
var direction,
yaw,
pitch;
direction = Vec3.normalize(vector);
yaw = Quat.angleAxis(Math.atan2(direction.x, direction.z) * RAD_TO_DEG, Y_AXIS);
pitch = Quat.angleAxis(Math.asin(-direction.y) * RAD_TO_DEG, X_AXIS);
return Quat.multiply(yaw, pitch);
direction = Vec3.normalize(vector);
yaw = Quat.angleAxis(Math.atan2(direction.x, direction.z) * RAD_TO_DEG, Y_AXIS);
pitch = Quat.angleAxis(Math.asin(-direction.y) * RAD_TO_DEG, X_AXIS);
return Quat.multiply(yaw, pitch);
}
function handleRadialMode(dx, dy) {
azimuth += dx / AZIMUTH_RATE;
radius += radius * dy * RADIUS_RATE;
if (radius < 1) {
radius = 1;
}
vector = { x: (Math.cos(altitude) * Math.cos(azimuth)) * radius,
y: Math.sin(altitude) * radius,
z: (Math.cos(altitude) * Math.sin(azimuth)) * radius };
position = Vec3.sum(center, vector);
Camera.setPosition(position);
Camera.setOrientation(orientationOf(vector));
azimuth += dx / AZIMUTH_RATE;
radius += radius * dy * RADIUS_RATE;
if (radius < 1) {
radius = 1;
}
vector = {
x: (Math.cos(altitude) * Math.cos(azimuth)) * radius,
y: Math.sin(altitude) * radius,
z: (Math.cos(altitude) * Math.sin(azimuth)) * radius
};
position = Vec3.sum(center, vector);
Camera.setPosition(position);
Camera.setOrientation(orientationOf(vector));
}
function handleOrbitMode(dx, dy) {
azimuth += dx / AZIMUTH_RATE;
altitude += dy / ALTITUDE_RATE;
if (altitude > PI / 2.0) {
altitude = PI / 2.0;
}
if (altitude < -PI / 2.0) {
altitude = -PI / 2.0;
}
vector = { x:(Math.cos(altitude) * Math.cos(azimuth)) * radius,
y:Math.sin(altitude) * radius,
z:(Math.cos(altitude) * Math.sin(azimuth)) * radius };
position = Vec3.sum(center, vector);
Camera.setPosition(position);
Camera.setOrientation(orientationOf(vector));
azimuth += dx / AZIMUTH_RATE;
altitude += dy / ALTITUDE_RATE;
if (altitude > PI / 2.0) {
altitude = PI / 2.0;
}
if (altitude < -PI / 2.0) {
altitude = -PI / 2.0;
}
vector = {
x: (Math.cos(altitude) * Math.cos(azimuth)) * radius,
y: Math.sin(altitude) * radius,
z: (Math.cos(altitude) * Math.sin(azimuth)) * radius
};
position = Vec3.sum(center, vector);
Camera.setPosition(position);
Camera.setOrientation(orientationOf(vector));
}
function handlePanMode(dx, dy) {
var up = Quat.getUp(Camera.getOrientation());
var right = Quat.getRight(Camera.getOrientation());
var distance = Vec3.length(vector);
var dv = Vec3.sum(Vec3.multiply(up, - distance * dy / PAN_RATE), Vec3.multiply(right, distance * dx / PAN_RATE));
center = Vec3.sum(center, dv);
position = Vec3.sum(position, dv);
Camera.setPosition(position);
Camera.setOrientation(orientationOf(vector));
var up = Quat.getUp(Camera.getOrientation());
var right = Quat.getRight(Camera.getOrientation());
var distance = Vec3.length(vector);
var dv = Vec3.sum(Vec3.multiply(up, -distance * dy / PAN_RATE), Vec3.multiply(right, distance * dx / PAN_RATE));
center = Vec3.sum(center, dv);
position = Vec3.sum(position, dv);
Camera.setPosition(position);
Camera.setOrientation(orientationOf(vector));
}
function saveCameraState() {
oldMode = Camera.mode;
var oldPosition = Camera.getPosition();
Camera.mode = "independent";
Camera.setPosition(oldPosition);
oldMode = Camera.mode;
oldPosition = Camera.getPosition();
oldOrientation = Camera.getOrientation();
Camera.mode = "independent";
Camera.setPosition(oldPosition);
}
function restoreCameraState() {
Camera.mode = oldMode;
Camera.mode = oldMode;
Camera.setPosition(oldPosition);
Camera.setOrientation(oldOrientation);
}
function handleModes() {
var newMode = (mode == noMode) ? noMode : detachedMode;
if (alt) {
if (control) {
if (shift) {
newMode = panningMode;
} else {
newMode = orbitMode;
}
} else {
newMode = radialMode;
}
}
// if entering detachMode
if (newMode == detachedMode && mode != detachedMode) {
avatarPosition = MyAvatar.position;
avatarOrientation = MyAvatar.orientation;
}
// if leaving detachMode
if (mode == detachedMode && newMode == detachedMode &&
(avatarPosition.x != MyAvatar.position.x ||
avatarPosition.y != MyAvatar.position.y ||
avatarPosition.z != MyAvatar.position.z ||
avatarOrientation.x != MyAvatar.orientation.x ||
avatarOrientation.y != MyAvatar.orientation.y ||
avatarOrientation.z != MyAvatar.orientation.z ||
avatarOrientation.w != MyAvatar.orientation.w)) {
newMode = noMode;
var newMode = (mode == noMode) ? noMode : detachedMode;
if (alt) {
if (control) {
if (shift) {
newMode = panningMode;
} else {
newMode = orbitMode;
}
} else {
newMode = radialMode;
}
}
if (mode == noMode && newMode != noMode && Camera.mode == "independent") {
newMode = noMode;
}
// if entering detachMode
if (newMode == detachedMode && mode != detachedMode) {
avatarPosition = MyAvatar.position;
avatarOrientation = MyAvatar.orientation;
}
// if leaving detachMode
if (mode == detachedMode && newMode == detachedMode &&
(avatarPosition.x != MyAvatar.position.x ||
avatarPosition.y != MyAvatar.position.y ||
avatarPosition.z != MyAvatar.position.z ||
avatarOrientation.x != MyAvatar.orientation.x ||
avatarOrientation.y != MyAvatar.orientation.y ||
avatarOrientation.z != MyAvatar.orientation.z ||
avatarOrientation.w != MyAvatar.orientation.w)) {
newMode = noMode;
}
// if leaving noMode
if (mode == noMode && newMode != noMode) {
saveCameraState();
}
// if entering noMode
if (newMode == noMode && mode != noMode) {
restoreCameraState();
}
mode = newMode;
if (mode == noMode && newMode != noMode && Camera.mode == "independent") {
newMode = noMode;
}
// if leaving noMode
if (mode == noMode && newMode != noMode) {
saveCameraState();
}
// if entering noMode
if (newMode == noMode && mode != noMode) {
restoreCameraState();
}
mode = newMode;
}
function keyPressEvent(event) {
var changed = false;
if (event.text == "ALT") {
alt = true;
changed = true;
}
if (event.text == "CONTROL") {
control = true;
changed = true;
}
if (event.text == "SHIFT") {
shift = true;
changed = true;
}
if (changed) {
handleModes();
}
var changed = false;
if (event.text == "ALT") {
alt = true;
changed = true;
}
if (event.text == "CONTROL") {
control = true;
changed = true;
}
if (event.text == "SHIFT") {
shift = true;
changed = true;
}
if (changed) {
handleModes();
}
}
function keyReleaseEvent(event) {
var changed = false;
if (event.text == "ALT") {
alt = false;
changed = true;
}
if (event.text == "CONTROL") {
control = false;
changed = true;
}
if (event.text == "SHIFT") {
shift = false;
changed = true;
}
if (changed) {
handleModes();
}
var changed = false;
if (event.text == "ALT") {
alt = false;
changed = true;
mode = noMode;
restoreCameraState();
}
if (event.text == "CONTROL") {
control = false;
changed = true;
}
if (event.text == "SHIFT") {
shift = false;
changed = true;
}
if (changed) {
handleModes();
}
}
function mousePressEvent(event) {
if (alt && !isActive) {
mouseLastX = event.x;
mouseLastY = event.y;
// Compute trajectories related values
var pickRay = Camera.computePickRay(mouseLastX, mouseLastY);
var modelIntersection = Entities.findRayIntersection(pickRay);
position = Camera.getPosition();
var avatarTarget = MyAvatar.getTargetAvatarPosition();
var distance = -1;
var string;
if (modelIntersection.intersects && modelIntersection.accurate) {
distance = modelIntersection.distance;
center = modelIntersection.properties.position;
string = "Inspecting model";
}
if ((distance == -1 || Vec3.length(Vec3.subtract(avatarTarget, position)) < distance) &&
(avatarTarget.x != 0 || avatarTarget.y != 0 || avatarTarget.z != 0)) {
distance = Vec3.length(Vec3.subtract(avatarTarget, position));
center = avatarTarget;
string = "Inspecting avatar";
}
if (distance == -1) {
return;
}
vector = Vec3.subtract(position, center);
radius = Vec3.length(vector);
azimuth = Math.atan2(vector.z, vector.x);
altitude = Math.asin(vector.y / Vec3.length(vector));
print(string);
isActive = true;
if (alt && !isActive) {
mouseLastX = event.x;
mouseLastY = event.y;
// Compute trajectories related values
var pickRay = Camera.computePickRay(mouseLastX, mouseLastY);
var modelIntersection = Entities.findRayIntersection(pickRay, true);
position = Camera.getPosition();
var avatarTarget = MyAvatar.getTargetAvatarPosition();
var distance = -1;
var string;
if (modelIntersection.intersects && modelIntersection.accurate) {
distance = modelIntersection.distance;
center = modelIntersection.intersection;
string = "Inspecting model";
//We've selected our target, now orbit towards it automatically
rotatingTowardsTarget = true;
//calculate our target cam rotation
Script.setTimeout(function() {
rotatingTowardsTarget = false;
}, LOOK_AT_TIME);
vector = Vec3.subtract(position, center);
targetCamOrientation = orientationOf(vector);
radius = Vec3.length(vector);
azimuth = Math.atan2(vector.z, vector.x);
altitude = Math.asin(vector.y / Vec3.length(vector));
isActive = true;
}
}
}
function mouseReleaseEvent(event) {
if (isActive) {
isActive = false;
}
if (isActive) {
isActive = false;
}
}
function mouseMoveEvent(event) {
if (isActive && mode != noMode) {
if (mode == radialMode) {
handleRadialMode(event.x - mouseLastX, event.y - mouseLastY);
}
if (mode == orbitMode) {
handleOrbitMode(event.x - mouseLastX, event.y - mouseLastY);
}
if (mode == panningMode) {
handlePanMode(event.x - mouseLastX, event.y - mouseLastY);
}
mouseLastX = event.x;
mouseLastY = event.y;
if (isActive && mode != noMode && !rotatingTowardsTarget) {
if (mode == radialMode) {
handleRadialMode(event.x - mouseLastX, event.y - mouseLastY);
}
if (mode == orbitMode) {
handleOrbitMode(event.x - mouseLastX, event.y - mouseLastY);
}
if (mode == panningMode) {
handlePanMode(event.x - mouseLastX, event.y - mouseLastY);
}
}
mouseLastX = event.x;
mouseLastY = event.y;
}
function update() {
handleModes();
handleModes();
if (rotatingTowardsTarget) {
rotateTowardsTarget();
}
}
function rotateTowardsTarget() {
var newOrientation = Quat.mix(Camera.getOrientation(), targetCamOrientation, .1);
Camera.setOrientation(newOrientation);
}
function scriptEnding() {
if (mode != noMode) {
restoreCameraState();
}
if (mode != noMode) {
restoreCameraState();
}
}
Controller.keyPressEvent.connect(keyPressEvent);

View file

@ -1,77 +1,99 @@
var lineEntityID = null;
var lineIsRezzed = false;
var altHeld = false;
var lineCreated = false;
function nearLinePoint(targetPosition) {
var handPosition = MyAvatar.getRightPalmPosition();
var along = Vec3.subtract(targetPosition, handPosition);
along = Vec3.normalize(along);
along = Vec3.multiply(along, 0.4);
return Vec3.sum(handPosition, along);
var handPosition = MyAvatar.getRightPalmPosition();
var along = Vec3.subtract(targetPosition, handPosition);
along = Vec3.normalize(along);
along = Vec3.multiply(along, 0.4);
return Vec3.sum(handPosition, along);
}
function removeLine() {
if (lineIsRezzed) {
Entities.deleteEntity(lineEntityID);
lineEntityID = null;
lineIsRezzed = false;
}
if (lineIsRezzed) {
Entities.deleteEntity(lineEntityID);
lineEntityID = null;
lineIsRezzed = false;
}
}
function createOrUpdateLine(event) {
var pickRay = Camera.computePickRay(event.x, event.y);
var intersection = Entities.findRayIntersection(pickRay, true); // accurate picking
var props = Entities.getEntityProperties(intersection.entityID);
var pickRay = Camera.computePickRay(event.x, event.y);
var intersection = Entities.findRayIntersection(pickRay, true); // accurate picking
var props = Entities.getEntityProperties(intersection.entityID);
if (intersection.intersects) {
var dim = Vec3.subtract(intersection.intersection, nearLinePoint(intersection.intersection));
if (lineIsRezzed) {
Entities.editEntity(lineEntityID, {
position: nearLinePoint(intersection.intersection),
dimensions: dim,
lifetime: 15 + props.lifespan // renew lifetime
});
} else {
lineIsRezzed = true;
lineEntityID = Entities.addEntity({
type: "Line",
position: nearLinePoint(intersection.intersection),
dimensions: dim,
color: { red: 255, green: 255, blue: 255 },
lifetime: 15 // if someone crashes while pointing, don't leave the line there forever.
});
}
if (intersection.intersects) {
var dim = Vec3.subtract(intersection.intersection, nearLinePoint(intersection.intersection));
if (lineIsRezzed) {
Entities.editEntity(lineEntityID, {
position: nearLinePoint(intersection.intersection),
dimensions: dim,
lifetime: 15 + props.lifespan // renew lifetime
});
} else {
removeLine();
lineIsRezzed = true;
lineEntityID = Entities.addEntity({
type: "Line",
position: nearLinePoint(intersection.intersection),
dimensions: dim,
color: {
red: 255,
green: 255,
blue: 255
},
lifetime: 15 // if someone crashes while pointing, don't leave the line there forever.
});
}
} else {
removeLine();
}
}
function mousePressEvent(event) {
if (!event.isLeftButton) {
return;
}
Controller.mouseMoveEvent.connect(mouseMoveEvent);
createOrUpdateLine(event);
}
if (!event.isLeftButton || altHeld) {
return;
}
Controller.mouseMoveEvent.connect(mouseMoveEvent);
createOrUpdateLine(event);
lineCreated = true;
}
function mouseMoveEvent(event) {
createOrUpdateLine(event);
createOrUpdateLine(event);
}
function mouseReleaseEvent(event) {
if (!event.isLeftButton) {
return;
}
Controller.mouseMoveEvent.disconnect(mouseMoveEvent);
removeLine();
if (!lineCreated) {
return;
}
Controller.mouseMoveEvent.disconnect(mouseMoveEvent);
removeLine();
lineCreated = false;
}
function keyPressEvent(event) {
if (event.text == "ALT") {
altHeld = true;
}
}
function keyReleaseEvent(event) {
if (event.text == "ALT") {
altHeld = false;
}
}
Controller.mousePressEvent.connect(mousePressEvent);
Controller.mouseReleaseEvent.connect(mouseReleaseEvent);
Controller.keyPressEvent.connect(keyPressEvent);
Controller.keyReleaseEvent.connect(keyReleaseEvent);