Translations:Vertical Movement Formulas/18/ja

protected void jump {   this.motionY = this.getJumpUpwardsMotion; if (this.isPotionActive(Potion.jump)) {       this.motionY += (this.getActivePotionEffect(Potion.jump).getAmplifier + 1) * 0.1F; }   this.isAirBorne = true; }