Reduced deltas for player movement, significantly smoother player mov…

…ement and rotation (#883)

Send movement to viewers if the player moved more than 0.01 blocks in a tick or rotated more than 1 degree in any direction.

src/pocketmine/Player.php

@@ -1544,7 +1544,7 @@ protected function processMovement($tickDiff){
 		$delta = pow($this->lastX - $to->x, 2) + pow($this->lastY - $to->y, 2) + pow($this->lastZ - $to->z, 2);
 		$deltaAngle = abs($this->lastYaw - $to->yaw) + abs($this->lastPitch - $to->pitch);
 
-		if(!$revert and ($delta > (1 / 16) or $deltaAngle > 10)){
+		if(!$revert and ($delta > 0.0001 or $deltaAngle > 1.0)){
 
 			$isFirst = ($this->lastX === null or $this->lastY === null or $this->lastZ === null);
 
@@ -1567,7 +1567,6 @@ protected function processMovement($tickDiff){
 						$this->level->addEntityMovement($this->x >> 4, $this->z >> 4, $this->getId(), $this->x, $this->y + $this->getEyeHeight(), $this->z, $this->yaw, $this->pitch, $this->yaw);
 
 						$distance = $from->distance($to);
-
 						//TODO: check swimming (adds 0.015 exhaustion in MCPE)
 						if($this->isSprinting()){
 							$this->exhaust(0.1 * $distance, PlayerExhaustEvent::CAUSE_SPRINTING);