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no for eaches / function allocates in tick

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Kevin Ngo
2018-10-23 02:22:40 -07:00
parent 139b6954a8
commit 136fdc907c
1 changed files with 13 additions and 7 deletions
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20
src/components/saber-controls.js
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@@ -72,17 +72,21 @@ AFRAME.registerComponent('saber-controls', {
// Calculate angle covered by the saber in one frame.
// Trig: Triangle formed by the laser and the linear distance covered by it's tip
// Arcsin((distanceCoveredByTip / 2.0) / Length of the blade)
this.strokeAngle += ((Math.asin(((distance / 1000000) / 2.0) / 0.9)) / (2 * Math.PI)) * 360;
this.strokeAngle += ((Math.asin(((distance / 1000000) / 2.0) / 0.9)) /
(2 * Math.PI)) * 360;
// Sample distance of the last 5 frames.
if (this.distanceSamples.length === 5) { this.accumulatedDistance -= this.distanceSamples.shift(); }
if (this.distanceSamples.length === 5) {
this.accumulatedDistance -= this.distanceSamples.shift();
}
this.distanceSamples.push(distance);
this.accumulatedDistance += distance;
// Filter out saber movements that are too slow. Too slow or small angle is considered wrong hit.
// Filter out saber movements that are too slow.
// Too slow or small angle is considered wrong hit.
if (this.accumulatedDistance > this.data.strokeMinSpeed * minSpeedFactor) {
// Saber has to move more than strokeMinAngle to consider a swing. This filters out
// unintentional swings.
// Saber has to move more than strokeMinAngle to consider a swing.
// This filters out unintentional swings.
if (!this.swinging && this.strokeAngle > data.strokeMinAngle) {
startSpeed = this.accumulatedDistance;
this.swinging = true;
@@ -90,11 +94,13 @@ AFRAME.registerComponent('saber-controls', {
} else {
// Stroke finishes. Reset swinging state.
if (this.swinging) {
console.log("Angle " + this.strokeAngle);
// console.log("Angle " + this.strokeAngle);
this.swinging = false;
this.strokeAngle = 0;
this.accumulatedDistance = 0;
this.distanceSamples.forEach(function(el, i) { distanceSamples[i] = 0; });
for (let i = 0; i < this.distanceSamples.length; i++) {
this.distanceSamples[i] = 0;
}
}
}