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toggle collision and gravity with timers
This commit is contained in:
Andrew Meadows
parent
a7c4b02f2d
commit
ea2e96ac6f
1 changed files with 107 additions and 51 deletions
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@ -12,44 +12,44 @@
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// See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
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//
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var numberOfButtons = 3;
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// misc global constants
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var NUMBER_OF_BUTTONS = 3;
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var DOWN = { x: 0.0, y: -1.0, z: 0.0 };
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var MAX_VOXEL_SCAN_DISTANCE = 20.0;
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// behavior transition thresholds
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var MIN_FLYING_SPEED = 1.0;
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var MIN_COLLISIONLESS_SPEED = 5.0;
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var MAX_WALKING_SPEED = 10.0;
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var MAX_COLLIDABLE_SPEED = 25.0;
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var enabledColors = new Array();
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enabledColors[0] = { red: 255, green: 0, blue: 0};
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enabledColors[1] = { red: 0, green: 255, blue: 0};
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enabledColors[2] = { red: 0, green: 0, blue: 255};
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var disabledColors = new Array();
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disabledColors[0] = { red: 90, green: 75, blue: 75};
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disabledColors[1] = { red: 75, green: 90, blue: 75};
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disabledColors[2] = { red: 75, green: 90, blue: 90};
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var buttons = new Array();
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var labels = new Array();
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var labelContents = new Array();
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labelContents[0] = "Collide with Avatars";
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labelContents[1] = "Collide with Voxels";
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labelContents[2] = "Collide with Particles";
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var groupBits = 0;
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var buttonStates = new Array();
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var disabledOffsetT = 12;
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var enabledOffsetT = 55 + 12;
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// button URL and geometry/UI tuning
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var BUTTON_IMAGE_URL = "http://highfidelity-public.s3-us-west-1.amazonaws.com/images/testing-swatches.svg";
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var DISABLED_OFFSET_Y = 12;
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var ENABLED_OFFSET_Y = 55 + 12;
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var UI_BUFFER = 1;
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var OFFSET_X = UI_BUFFER;
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var OFFSET_Y = 200;
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var BUTTON_WIDTH = 30;
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var BUTTON_HEIGHT = 30;
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var textX = OFFSET_X + BUTTON_WIDTH + UI_BUFFER;
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var TEXT_OFFSET_X = OFFSET_X + BUTTON_WIDTH + UI_BUFFER;
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var TEXT_HEIGHT = BUTTON_HEIGHT;
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var TEXT_WIDTH = 210;
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var MSEC_PER_SECOND = 1000;
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var EXPIRY_PERIOD = 2 * MSEC_PER_SECOND;
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var dater = new Date();
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var collisionOnExpiry = dater.getTime() + EXPIRY_PERIOD;
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var gravityOnExpiry = dater.getTime() + EXPIRY_PERIOD;
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// avatar state
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var velocity = { x: 0.0, y: 0.0, z: 0.0 };
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var standing = false;
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// speedometer globals
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var speed = 0.0;
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var lastPosition = MyAvatar.position;
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var speedometer = Overlays.addOverlay("text", {
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x: OFFSET_X,
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y: OFFSET_Y - BUTTON_HEIGHT,
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@ -61,12 +61,32 @@ var speedometer = Overlays.addOverlay("text", {
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leftMargin: 4,
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text: "Speed: 0.0"
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});
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var speed = 0.0;
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var lastPosition = MyAvatar.position;
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for (i = 0; i < numberOfButtons; i++) {
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// collision group buttons
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var buttons = new Array();
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var labels = new Array();
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var labelContents = new Array();
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labelContents[0] = "Collide with Avatars";
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labelContents[1] = "Collide with Voxels";
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labelContents[2] = "Collide with Particles";
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var groupBits = 0;
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var enabledColors = new Array();
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enabledColors[0] = { red: 255, green: 0, blue: 0};
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enabledColors[1] = { red: 0, green: 255, blue: 0};
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enabledColors[2] = { red: 0, green: 0, blue: 255};
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var disabledColors = new Array();
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disabledColors[0] = { red: 90, green: 75, blue: 75};
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disabledColors[1] = { red: 75, green: 90, blue: 75};
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disabledColors[2] = { red: 75, green: 90, blue: 90};
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var buttonStates = new Array();
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for (i = 0; i < NUMBER_OF_BUTTONS; i++) {
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var offsetS = 12
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var offsetT = disabledOffsetT;
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var offsetT = DISABLED_OFFSET_Y;
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buttons[i] = Overlays.addOverlay("image", {
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x: OFFSET_X,
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@ -74,13 +94,13 @@ for (i = 0; i < numberOfButtons; i++) {
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width: BUTTON_WIDTH,
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height: BUTTON_HEIGHT,
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subImage: { x: offsetS, y: offsetT, width: BUTTON_WIDTH, height: BUTTON_HEIGHT },
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imageURL: "http://highfidelity-public.s3-us-west-1.amazonaws.com/images/testing-swatches.svg",
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imageURL: BUTTON_IMAGE_URL,
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color: disabledColors[i],
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alpha: 1,
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});
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labels[i] = Overlays.addOverlay("text", {
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x: textX,
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x: TEXT_OFFSET_X,
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y: OFFSET_Y + (BUTTON_HEIGHT * i),
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width: TEXT_WIDTH,
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height: TEXT_HEIGHT,
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@ -94,16 +114,14 @@ for (i = 0; i < numberOfButtons; i++) {
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buttonStates[i] = false;
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}
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// avatar state
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var velocity = { x: 0.0, y: 0.0, z: 0.0 };
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var standing = false;
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// functions
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function updateButton(i, enabled) {
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var offsetY = disabledOffsetT;
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var offsetY = DISABLED_OFFSET_Y;
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var buttonColor = disabledColors[i];
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groupBits
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if (enabled) {
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offsetY = enabledOffsetT;
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offsetY = ENABLED_OFFSET_Y;
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buttonColor = enabledColors[i];
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if (i == 0) {
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groupBits |= COLLISION_GROUP_AVATARS;
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@ -121,16 +139,19 @@ function updateButton(i, enabled) {
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groupBits &= ~COLLISION_GROUP_PARTICLES;
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}
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}
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MyAvatar.collisionGroups = groupBits;
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if (groupBits != MyAvatar.collisionGroups) {
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MyAvatar.collisionGroups = groupBits;
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}
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Overlays.editOverlay(buttons[i], { subImage: { y: offsetY } } );
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Overlays.editOverlay(buttons[i], { color: buttonColor } );
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buttonStates[i] = enabled;
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}
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// When our script shuts down, we should clean up all of our overlays
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function scriptEnding() {
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for (i = 0; i < numberOfButtons; i++) {
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for (i = 0; i < NUMBER_OF_BUTTONS; i++) {
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Overlays.deleteOverlay(buttons[i]);
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Overlays.deleteOverlay(labels[i]);
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}
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@ -138,11 +159,12 @@ function scriptEnding() {
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}
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Script.scriptEnding.connect(scriptEnding);
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function updateSpeedometerDisplay() {
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Overlays.editOverlay(speedometer, { text: "Speed: " + speed.toFixed(2) });
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}
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Script.setInterval(updateSpeedometerDisplay, 100);
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var multiple_timer = Script.setInterval(updateSpeedometerDisplay, 100);
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// Our update() function is called at approximately 60fps, and we will use it to animate our various overlays
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function update(deltaTime) {
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@ -155,21 +177,55 @@ function update(deltaTime) {
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// measure speed
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var distance = Vec3.distance(MyAvatar.position, lastPosition);
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speed = 0.9 * speed + 0.1 * distance / deltaTime;
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speed = 0.8 * speed + 0.2 * distance / deltaTime;
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lastPosition = MyAvatar.position;
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// scan for landing platform
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if (speed < MIN_FLYING_SPEED && !(MyAvatar.motionBehaviors & AVATAR_MOTION_OBEY_GRAVITY)) {
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dater = new Date();
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var now = dater.getTime();
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if (speed < MIN_FLYING_SPEED) {
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// scan for landing platform
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ray = { origin: MyAvatar.position, direction: DOWN };
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var intersection = Voxels.findRayIntersection(ray);
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if (intersection.intersects) {
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var v = intersection.voxel;
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var maxCorner = Vec3.sum({ x: v.x, y: v.y, z: v.z }, {x: v.s, y: v.s, z: v.s });
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var distance = lastPosition.y - maxCorner.y;
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if (distance < MAX_VOXEL_SCAN_DISTANCE) {
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MyAvatar.motionBehaviors = AVATAR_MOTION_OBEY_GRAVITY;
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if (!(MyAvatar.motionBehaviors & AVATAR_MOTION_OBEY_GRAVITY)) {
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var v = intersection.voxel;
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var maxCorner = Vec3.sum({ x: v.x, y: v.y, z: v.z }, {x: v.s, y: v.s, z: v.s });
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var distance = lastPosition.y - maxCorner.y;
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if ((gravityOnExpiry < now) && (distance < MAX_VOXEL_SCAN_DISTANCE)) {
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MyAvatar.motionBehaviors = MyAvatar.motionBehaviors | AVATAR_MOTION_OBEY_GRAVITY;
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}
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}
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//print("voxel corner = <" + v.x + ", " + v.y + ", " + v.z + "> " + " scale = " + v.s + " dt = " + deltaTime);
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} else {
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if (MyAvatar.motionBehaviors & AVATAR_MOTION_OBEY_GRAVITY) {
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MyAvatar.motionBehaviors = MyAvatar.motionBehaviors & ~AVATAR_MOTION_OBEY_GRAVITY;
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}
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gravityOnExpiry = now + EXPIRY_PERIOD;
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}
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} else {
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gravityOnExpiry = now + EXPIRY_PERIOD;
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}
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if (speed < MIN_COLLISIONLESS_SPEED) {
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if (collisionOnExpiry < now && !(MyAvatar.collisionGroups & COLLISION_GROUP_VOXELS)) {
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// TODO: check to make sure not already colliding
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// enable collision with voxels
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groupBits |= COLLISION_GROUP_VOXELS;
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updateButton(1, groupBits & COLLISION_GROUP_VOXELS);
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}
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} else {
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collisionOnExpiry = now + EXPIRY_PERIOD;
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}
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if (speed > MAX_WALKING_SPEED) {
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if (MyAvatar.motionBehaviors & AVATAR_MOTION_OBEY_GRAVITY) {
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// turn off gravity
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MyAvatar.motionBehaviors = MyAvatar.motionBehaviors & ~AVATAR_MOTION_OBEY_GRAVITY;
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}
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}
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if (speed > MAX_COLLIDABLE_SPEED) {
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if (MyAvatar.collisionGroups & COLLISION_GROUP_VOXELS) {
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// disable collisions with voxels
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groupBits &= ~COLLISION_GROUP_VOXELS;
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updateButton(1, groupBits & COLLISION_GROUP_VOXELS);
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}
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}
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}
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@ -179,7 +235,7 @@ Script.update.connect(update);
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// we also handle click detection in our mousePressEvent()
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function mousePressEvent(event) {
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var clickedOverlay = Overlays.getOverlayAtPoint({x: event.x, y: event.y});
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for (i = 0; i < numberOfButtons; i++) {
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for (i = 0; i < NUMBER_OF_BUTTONS; i++) {
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if (clickedOverlay == buttons[i]) {
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var enabled = !(buttonStates[i]);
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updateButton(i, enabled);
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