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Don't set motor power if it's already equal to the input power.

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This commit is contained in:
Evelyn Eastmond 2019-04-22 16:06:17 -04:00
parent 71c3b72892
commit c1292f6a59
1 changed files with 17 additions and 13 deletions
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6
src/extensions/scratch3_boost/index.js
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@ -1788,7 +1788,10 @@ class Scratch3BoostBlocks {
this._forEachMotor(args.MOTOR_ID, motorIndex => { this._forEachMotor(args.MOTOR_ID, motorIndex => {
const motor = this._peripheral.motor(motorIndex); const motor = this._peripheral.motor(motorIndex);
if (motor) { if (motor) {
motor.power = MathUtil.clamp(Cast.toNumber(args.POWER), 0, 100); const power = MathUtil.clamp(Cast.toNumber(args.POWER), 0, 100);
// if motor power is already equal to the scaled input power, don't do anything
if (motor.power !== MathUtil.scale(power, 1, 100, 10, 100)) {
motor.power = power;
switch (motor.status) { switch (motor.status) {
case BoostMotorState.ON_FOREVER: case BoostMotorState.ON_FOREVER:
motor.turnOnForever(false); motor.turnOnForever(false);
@ -1803,6 +1806,7 @@ class Scratch3BoostBlocks {
} }
} }
} }
}
}); });
return new Promise(resolve => { return new Promise(resolve => {
window.setTimeout(() => { window.setTimeout(() => {