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potential fix for the doppleganger "scrunching into a ball" issue

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humbletim 2017-09-19 23:20:23 -04:00
parent 3209a49a7d
commit 708698f079
2 changed files with 32 additions and 4 deletions
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20
unpublishedScripts/marketplace/doppleganger-attachments/dist/app-doppleganger-marketplace.js vendored
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16
unpublishedScripts/marketplace/doppleganger-attachments/doppleganger.js
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@ -78,6 +78,20 @@ Doppleganger.prototype = {
return this.active; return this.active;
}, },
// @private @method - get an avatar's "absolute joint translations in object frame" as local translations
// @param {AvatarData} - avatar to read translations from
// @return {glm::vec3[]} - the adapted translations
_getLocalAvatarJointTranslations: function(avatar) {
// NOTE: avatar.getJointTranslations() seems to return meters and avatar.getJointTranslation(jointIndex) centimeters...
// adapting meters -> centimeters on this side seems to fix the "scrunching into ball" problem (~Beta 54)
// and perform slightly faster than calling getJointTranslation(jointIndex) N times.
const CENTIMETERS_PER_METER = 100.0;
function scaleToMeters(v) {
return Vec3.multiply(CENTIMETERS_PER_METER, v);
}
return avatar.getJointTranslations().map(scaleToMeters);
},
// @public @method - synchronize the joint data between Avatar / doppleganger // @public @method - synchronize the joint data between Avatar / doppleganger
update: function() { update: function() {
this.frame++; this.frame++;
@ -91,7 +105,7 @@ Doppleganger.prototype = {
} }
var rotations = this.avatar.getJointRotations(); var rotations = this.avatar.getJointRotations();
var translations = this.avatar.getJointTranslations(); var translations = this._getLocalAvatarJointTranslations(this.avatar);
var size = rotations.length; var size = rotations.length;
// note: this mismatch can happen when the avatar's model is actively changing // note: this mismatch can happen when the avatar's model is actively changing