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Add hand pitch, roll, and yaw from Leap Motion

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This commit is contained in:
David Rowe 2014-09-11 20:14:07 -07:00
parent be20ec9f4a
commit 1b48d5c040
1 changed files with 21 additions and 5 deletions
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26
examples/leapHands.js
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@ -14,12 +14,14 @@
var leapHands = (function () {
var hands,
wrists,
NUM_HANDS = 2, // 0 = left; 1 = right
fingers,
NUM_FINGERS = 5, // 0 = thumb; ...; 4 = pinky
THUMB = 0,
NUM_FINGER_JOINTS = 3, // 0 = metacarpal(hand)-proximal(finger) joint; ...; 2 = intermediate-distal(tip) joint
MAX_HAND_INACTIVE_COUNT = 20;
MAX_HAND_INACTIVE_COUNT = 20,
PI = 3.141593;
function printSkeletonJointNames() {
var jointNames,
@ -116,7 +118,12 @@ var leapHands = (function () {
{ controller: Controller.createInputController("Spatial", "joint_R_hand"), inactiveCount: 0 }
];
fingers = [ {}, {} ];
wrists = [
{ controller: Controller.createInputController("Spatial", "joint_L_wrist") },
{ controller: Controller.createInputController("Spatial", "joint_R_wrist") }
]
fingers = [{}, {}];
fingers[0] = [
[
{ jointName: "LeftHandThumb1", controller: Controller.createInputController("Spatial", "joint_L_thumb2") },
@ -178,22 +185,30 @@ var leapHands = (function () {
i,
j,
side,
locRotation;
locRotation,
handRoll,
handPitch,
handYaw;
for (h = 0; h < NUM_HANDS; h += 1) {
side = h === 0 ? -1.0 : 1.0;
if (hands[h].controller.isActive()) {
// TODO: 2.0* scale factor should not be necessary; Leap Motion controller code needs investigating.
handRoll = 2.0 * -hands[h].controller.getAbsRotation().z;
handPitch = 2.0 * -wrists[h].controller.getAbsRotation().x;
handYaw = 2.0 * -wrists[h].controller.getAbsRotation().y;
// Fixed hand location for starters ...
if (h === 0) {
MyAvatar.setJointData("LeftArm", Quat.fromPitchYawRollDegrees(90.0, 0.0, -90.0));
MyAvatar.setJointData("LeftForeArm", Quat.fromPitchYawRollDegrees(90.0, 0.0, 180.0));
MyAvatar.setJointData("LeftHand", Quat.fromPitchYawRollDegrees(0.0, 0.0, 0.0));
MyAvatar.setJointData("LeftHand", Quat.fromPitchYawRollRadians(handPitch, handRoll, handYaw));
} else {
MyAvatar.setJointData("RightArm", Quat.fromPitchYawRollDegrees(90.0, 0.0, 90.0));
MyAvatar.setJointData("RightForeArm", Quat.fromPitchYawRollDegrees(90.0, 0.0, 180.0));
MyAvatar.setJointData("RightHand", Quat.fromPitchYawRollDegrees(0.0, 0.0, 0.0));
MyAvatar.setJointData("RightHand", Quat.fromPitchYawRollRadians(handPitch, PI / 2.0 + handRoll, handYaw));
}
// Finger joints ...
@ -242,6 +257,7 @@ var leapHands = (function () {
for (h = 0; h < NUM_HANDS; h += 1) {
Controller.releaseInputController(hands[h].controller);
Controller.releaseInputController(wrists[h].controller);
for (i = 0; i < NUM_FINGERS; i += 1) {
for (j = 0; j < NUM_FINGER_JOINTS; j += 1) {
if (fingers[h][i][j].controller !== null) {