From d3ed23de89a7c1ddbb92990eee966966ee8fbeee Mon Sep 17 00:00:00 2001
From: Stijn Buys <ingar@osirion.org>
Date: Tue, 1 Jan 2013 16:16:59 +0000
Subject: Turrets and cannons can only be mounted in an approriate slot.

---
 src/game/base/game.cc     |  6 +++---
 src/game/base/savegame.cc |  7 +++++--
 src/game/base/ship.cc     | 16 +++++++++++++---
 src/game/base/weapon.h    | 15 +++++++++++++++
 4 files changed, 36 insertions(+), 8 deletions(-)

(limited to 'src')

diff --git a/src/game/base/game.cc b/src/game/base/game.cc
index a44650b..efb89fe 100644
--- a/src/game/base/game.cc
+++ b/src/game/base/game.cc
@@ -1213,7 +1213,7 @@ void Game::func_mount(core::Player *player, const std::string &args)
 	}	
 	const Weapon *weapon = static_cast<const Weapon *>(item->info());
 	
-	if (!item->unique() || (weapon->subtype() != Weapon::Cannon)) {
+	if (!item->unique() || ((weapon->subtype() != Weapon::Cannon) && (weapon->subtype() != Weapon::Turret)) ) {
 		if (ship->owner()) {
 			std::stringstream msgstr;
 			msgstr << "^W" << weapon->name() << " can not be mounted";
@@ -1244,8 +1244,8 @@ void Game::func_mount(core::Player *player, const std::string &args)
 		// mount	
 		core::Slot *slot = 0;
 		
-		for(core::Slots::iterator it = ship->slots()->begin(); (!slot) && (it != ship->slots()->end()); ++it) {			
-			if (!(*it)->has_flag(core::Slot::Mounted)) {
+		for(core::Slots::iterator it = ship->slots()->begin(); (!slot) && (it != ship->slots()->end()); ++it) {
+			if (((*it)->type() == weapon->slot_type()) && !(*it)->has_flag(core::Slot::Mounted)) {
 				slot = (*it);
 			}
 		}
diff --git a/src/game/base/savegame.cc b/src/game/base/savegame.cc
index ce08659..6d492d0 100644
--- a/src/game/base/savegame.cc
+++ b/src/game/base/savegame.cc
@@ -185,10 +185,13 @@ void SaveGame::load_game(core::Player *player, filesystem::IniFile & inifile)
 						}
 					}
 				} else if (inifile.got_key_long("slot", l)) {
+					// verify item type
+					const Weapon *weapon = ( item->info()->type() == Weapon::infotype() ? static_cast<const Weapon *>(item->info()) : 0);
+					
 					if ((l > 0) && ((size_t) l <= ship->slots()->size())) {
+						// verify slot type
 						core::Slot *slot = ship->slots()->operator[]((size_t) (l - 1));
-						
-						if (slot) {
+						if (slot && (slot->type() == weapon->slot_type())) {
 							slot->set_item(item);
 							slot->set_flag(core::Slot::Active);
 							slot->set_flag(core::Slot::Mounted);
diff --git a/src/game/base/ship.cc b/src/game/base/ship.cc
index 4c3885a..7ce6d36 100644
--- a/src/game/base/ship.cc
+++ b/src/game/base/ship.cc
@@ -912,16 +912,26 @@ void Ship::frame(const unsigned long elapsed)
 			core::Slot *slot = (*it);
 			
 			// create projectiles
-			if (slot->has_flag(core::Slot::Mounted) && slot->item() && (slot->item()->info()->type() == Weapon::infotype())) {
+			if (!slot->has_flag(core::Slot::Mounted)) {
+				continue;
+				
+			} else if ( !(slot->item() && (slot->item()->info()->type() == Weapon::infotype()))) {
+				continue;
+				
+			} else {
 				
 				const Weapon *weapon = static_cast<const Weapon *>(slot->item()->info());
-				if ((weapon->subtype() == Weapon::Cannon) && (weapon->projectile_interval() > 0) && (slot->last_fired() + weapon->projectile_interval() <=  core::server()->timestamp())) {
+				
+				if ((weapon->subtype() != Weapon::Cannon) && (weapon->subtype() != Weapon::Turret) ) {
+					continue;
+					
+				} else if ((weapon->projectile_interval() > 0) && (slot->last_fired() + weapon->projectile_interval() <=  core::server()->timestamp())) {
 					
 					// aim
 					const float projectile_radius = 0.01f; // FIXME this should be defined somewhere
 					
 					math::Axis projectile_axis(axis() * slot->axis());
-					math::Vector3f projectile_location(location() + (axis() * slot->location() * modelscale) + projectile_axis.forward() * projectile_radius);					
+					math::Vector3f projectile_location(location() + (axis() * slot->location() * modelscale) + projectile_axis.forward() * projectile_radius);
 					math::Vector3f projectile_direction(target_aim - projectile_location);
 					projectile_direction.normalize();
 					float cosa = math::dotproduct(projectile_direction, projectile_axis.forward());
diff --git a/src/game/base/weapon.h b/src/game/base/weapon.h
index 31ce5de..ec071ad 100644
--- a/src/game/base/weapon.h
+++ b/src/game/base/weapon.h
@@ -83,6 +83,21 @@ public:
 	{
 		return weapon_projectile_soundname;
 	}
+	
+	inline const model::Weapon::Type slot_type() const
+	{
+		switch (weapon_subtype) {
+			case Cannon:
+				return model::Weapon::Cannon;
+				break;
+			case Turret:
+				return model::Weapon::Turret;
+				break;
+			default:
+				return model::Weapon::Unmountable;
+		}
+	}
+		
 
 	/* --- mutators -------------------------------------------- */
 
-- 
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