From 589562d5ca0cb1750e047aecc3fd4119619f52ac Mon Sep 17 00:00:00 2001
From: MaPePeR <MaPePeR@users.noreply.github.com>
Date: Sat, 7 Mar 2015 16:09:50 +0100
Subject: [PATCH] Only reflect Projectiles that head to the player

---
 .../common/AlchemicalWizardryEventHooks.java              | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/main/java/WayofTime/alchemicalWizardry/common/AlchemicalWizardryEventHooks.java b/src/main/java/WayofTime/alchemicalWizardry/common/AlchemicalWizardryEventHooks.java
index d6c5d97a..ed8dda37 100644
--- a/src/main/java/WayofTime/alchemicalWizardry/common/AlchemicalWizardryEventHooks.java
+++ b/src/main/java/WayofTime/alchemicalWizardry/common/AlchemicalWizardryEventHooks.java
@@ -548,6 +548,14 @@ public class AlchemicalWizardryEventHooks
 				double delY = projectile.posY - entity.posY;
 				double delZ = projectile.posZ - entity.posZ;
 
+				double angle = (delX*projectile.motionX + delY*projectile.motionY + delZ*projectile.motionZ)/
+						(Math.sqrt(delX * delX + delY * delY + delZ * delZ)*Math.sqrt(projectile.motionX*projectile.motionX + projectile.motionY* projectile.motionY + projectile.motionZ*projectile.motionZ));
+				angle = Math.acos(angle);
+				if (angle < 3*(Math.PI/4)) {
+					//angle is < 135 degrees
+					continue;
+				}
+
 				if (throwingEntity != null)
 				{
 					delX = -projectile.posX + throwingEntity.posX;