From e77f8bdd8aba9744188a35e0c7eefc5c3a77f5a3 Mon Sep 17 00:00:00 2001
From: Stijn Buys <ingar@osirion.org>
Date: Wed, 1 May 2013 17:29:20 +0000
Subject: Delete client-side projectiles outside effects range.

---
 src/core/gameconnection.cc | 42 ++++++++++++++++++++++++++++++++++++------
 1 file changed, 36 insertions(+), 6 deletions(-)

(limited to 'src/core')

diff --git a/src/core/gameconnection.cc b/src/core/gameconnection.cc
index de0b4e5..7bdadad 100644
--- a/src/core/gameconnection.cc
+++ b/src/core/gameconnection.cc
@@ -14,6 +14,7 @@
 #include "core/entityprojectile.h"
 #include "core/gameconnection.h"
 #include "core/net.h"
+#include "core/range.h"
 
 
 namespace core
@@ -226,20 +227,49 @@ void GameConnection::frame(unsigned long timestamp)
 	// get incoming messages
 	connection_network->frame();
 	
+	// determine player location
+	math::Vector3f player_location;
+	
+	if (localplayer()->view()) {
+		player_location.assign(localplayer()->view()->location());
+	} else if (localcontrol()) {
+		player_location.assign(localcontrol()->location());
+	}
+	
 	// update client-sde state
-	for (Entity::Registry::iterator it = Entity::registry().begin(); it != Entity::registry().end(); ++it) {
+	for (Entity::Registry::iterator it = Entity::registry().begin(); it != Entity::registry().end();) {
 		Entity *entity = (*it).second;
 		
 		if (entity->type() == Entity::Projectile) {
 			EntityProjectile *projectile = static_cast<EntityProjectile *>(entity);
-			if (projectile->state() == Entity::Normal) {
-				unsigned long elapsed = application()->timestamp() - projectile->timestamp();
-				if (elapsed > 0) {
-					projectile->set_location(projectile->location() + projectile->axis().forward() * projectile->speed() * ((float) elapsed / 1000.0f));
-					projectile->set_timestamp(application()->timestamp());
+			
+			if (projectile->zone() == localplayer()->zone()) {
+			
+				// delete projectile if it goes out of range
+				if (math::distance(projectile->location(), player_location) > range::fxdistance) {
+					projectile->die();
+					
+				} else if (projectile->state() == Entity::Normal) {
+					unsigned long elapsed = application()->timestamp() - projectile->timestamp();
+					
+					if (elapsed > 0) {
+						projectile->set_location(projectile->location() + projectile->axis().forward() * projectile->speed() * ((float) elapsed / 1000.0f));
+						projectile->set_timestamp(application()->timestamp());
+					}
 				}
+			} else {
+				projectile->die();
 			}
 		}
+		
+		// delete entities were required
+		if (entity->destroyed()) {
+			Entity::registry().erase(it++);
+		} else {
+			++it;
+		}
+		
+		
 	}
 
 	float f = 0;
-- 
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