removed physics references, transfer inventory on ship aquisition

16 files changed, 68 insertions, 686 deletions

diff --git a/doc/ROADMAP b/doc/ROADMAP
index 9afaab8..bad4cf4 100644
--- a/doc/ROADMAP
+++ b/doc/ROADMAP
@@ -97,7 +97,7 @@
 	player-to-player trading
 	player shops
 		player must be capable of setting the kind and price of items to sell
-		item 'tradeable' flag
+		item 'tradeable' flag 
 		shop allows multiple buyers, p2p trading just one
 	player factory ships + base factories, per-item adjustabe conversion rate and ratio
 		e.g. 2 units of niobum to 1 superconductor per 30 seconds
diff --git a/doc/TODO b/doc/TODO
index 417ccbb..93ece6c 100644
--- a/doc/TODO
+++ b/doc/TODO
@@ -51,6 +51,7 @@ network:
 	fix lag/client interpolation
 	cl_prediction or cl_interpolation
 	detect and disconnect clients behaving badly
+	let server track Entity::State changes
 
 	EXT messages, update extended property "ext id prop value prop value etc", type checking/seperator etc..
 	EXT zone/color/shield/armor/health
@@ -62,16 +63,20 @@ client:
 	fix camera frustum clip (size issue, postponed)
 	tracking camera absolute speed/position
 	gui concept artwork
+	hud target/target hoover inconsistency
 
 render:
-	star light strenght
+	fix skybox envmapping 
+	star light strenght	
 	sphere texture distortion at the poles
-	skybox
 
+	skybox (ok)
+	
 ui:
 	modelview lighting (-> it uses current zone lighting)
-	unify evennt handlers, expand Event class ad make derived event classes
-
+	unify event handlers, expand Event class ad make derived event classes
+	fix slider mouse dragging
+	
 sound:
 	entity/event positional sounds
 	jump drive sound events
diff --git a/doc/installation.html b/doc/installation.html
index c10011c..838c754 100644
--- a/doc/installation.html
+++ b/doc/installation.html
@@ -186,9 +186,9 @@ svn co svn://intranifty.no-ip.org/osirion osirion
 <p>
 	To download and install the library:
 <div class="code">
-wget http://bullet.googlecode.com/files/bullet-2.75-rc3.tgz<br>
-tar zxvf bullet-2.75-rc3.tgz<br>
-cd bullet-2.75-rc3<br>
+wget http://bullet.googlecode.com/files/bullet-2.77.tgz<br>
+tar zxvf bullet-2.77.tgz<br>
+cd bullet-2.77<br>
 ./autogen.sh<br>
 ./configure --prefix=/usr/local<br>
 make<br>
diff --git a/src/core/item.cc b/src/core/item.cc
index 8ab4784..df12885 100644
--- a/src/core/item.cc
+++ b/src/core/item.cc
@@ -27,10 +27,19 @@ Item::Item(const Info *info)
 	set_timestamp(game() ? game()->timestamp() : 1);
 }
 
+Item::Item(const Item &other)
+{
+	item_info = other.info();
+	item_amount = other.amount();
+	item_price = other.price();
+	set_timestamp(game() ? game()->timestamp() : 1);
+}
+
 Item::~Item()
 {
 	item_info = 0;
 	item_amount = 0;
+	item_amount = 0;
 }
 
 void Item::set_amount(const long amount)
diff --git a/src/core/item.h b/src/core/item.h
index e4e8507..0e9e167 100644
--- a/src/core/item.h
+++ b/src/core/item.h
@@ -21,6 +21,9 @@ class Item
 public:
 	Item(const Info *info);
 	
+	/// copy constructor
+	Item(const Item &other);
+	
 	~Item();
 	
 	/* ---- inspectors --------------------------------------------- */
diff --git a/src/game/base/Makefile.am b/src/game/base/Makefile.am
index b86d14a..8e58bd8 100644
--- a/src/game/base/Makefile.am
+++ b/src/game/base/Makefile.am
@@ -2,8 +2,7 @@ INCLUDES = -I$(top_srcdir)/src -I$(top_srcdir)/src/game
 METASOURCES = AUTO
 libbase_la_LDFLAGS = -avoid-version
 noinst_LTLIBRARIES = libbase.la
-libbase_la_SOURCES = collision.cc cargo.cc game.cc jumppoint.cc navpoint.cc physics.cc \
-	planet.cc racetrack.cc ship.cc shipmodel.cc star.cc station.cc
-noinst_HEADERS = game.h collision.h cargo.h jumppoint.h navpoint.h physics.h planet.h \
+libbase_la_SOURCES = cargo.cc game.cc jumppoint.cc navpoint.cc planet.cc \
+	racetrack.cc ship.cc shipmodel.cc star.cc station.cc
+noinst_HEADERS = cargo.h game.h jumppoint.h navpoint.h planet.h \
 	racetrack.h ship.h shipmodel.h star.h station.h
-
diff --git a/src/game/base/collision.cc b/src/game/base/collision.cc
deleted file mode 100644
index e009b7a..0000000
--- a/src/game/base/collision.cc
+++ /dev/null
@@ -1,75 +0,0 @@
-/*
-   base/collision.cc
-   This file is part of the Osirion project and is distributed under
-   the terms of the GNU General Public License version 2.
-*/
-
-#include "base/collision.h"
-#include "base/game.h"
-#include "base/planet.h"
-#include "core/zone.h"
-#include "math/functions.h"
-#include "math/vector3f.h"
-
-namespace game
-{
-
-void Collision::distance_test(core::EntityControlable *first, core::Entity *second)
-{
-	if (!first->owner())
-		return;
-
-	if (first->state() == core::Entity::Docked)
-		return;
-
-	// FIXME - use distancesquared
-	const float d = math::distance(first->location(), second->location());
-	const float r = first->radius() + second->radius();
-
-	if (second->type() == core::Entity::Globe) {
-		// collision with a star or a planet
-
-		if ((d - r) < 0.0f) {
-			// crash zone
-			if ((first->moduletype() == ship_enttype) && (first->state() != core::Entity::Destroyed)) {
-				first->owner()->send_warning("^RBOOM!^N");
-				static_cast<Ship *>(first)->explode();
-				first->entity_speed = 0;
-			}
-		} else 	if (first->owner()->last_warning() + 5.0f < core::application()->time()) {
-			// warning zone: star corona or planet atmosphere
-			if ((second->moduletype() == star_enttype)  && (d - r < 50.0f)) {
-				first->owner()->send_warning("^3Warning: entering star corona!^N");
-			} else if ((second->moduletype() == planet_enttype)   && (d - r < planet_safe_distance)) {
-				first->owner()->send_warning("^3Warning: entering planet gravity well!^N");
-			}
-		}
-	}
-}
-
-void Collision::frame_zone(core::Zone *zone)
-{
-	core::Zone::Content::iterator first;
-	core::Zone::Content::iterator second;
-
-	for (first = zone->content().begin(); first != zone->content().end(); first ++) {
-		second = first;
-		for (second++; second != zone->content().end(); second++) {
-			if ((*first)->type() == core::Entity::Controlable) {
-				distance_test(static_cast<core::EntityControlable *>((*first)), (*second));
-			} else if ((*second)->type() == core::Entity::Controlable) {
-				distance_test(static_cast<core::EntityControlable *>((*second)), (*first));
-			}
-		}
-	}
-}
-
-void Collision::frame(const float elapsed)
-{
-	for (core::Zone::Registry::iterator it = core::Zone::registry().begin(); it != core::Zone::registry().end(); it++) {
-		frame_zone((*it).second);
-	}
-}
-
-} // namespace game
-
diff --git a/src/game/base/collision.h b/src/game/base/collision.h
deleted file mode 100644
index d74e6d6..0000000
--- a/src/game/base/collision.h
+++ /dev/null
@@ -1,33 +0,0 @@
-/*
-   base/collision.h
-   This file is part of the Osirion project and is distributed under
-   the terms and conditions of the GNU General Public License version 2
-*/
-
-#ifndef __INCLUDED_BASE_COLLISION_H__
-#define __INCLUDED_BASE_COLLISION_H__
-
-#include "core/zone.h"
-
-namespace game
-{
-
-/// collision detection functions
-class Collision
-{
-public:
-	/// do collision detection
-	static void frame(const float elapsed);
-
-private:
-	/// do collision detection for a single zone
-	static void frame_zone(core::Zone *zone);
-
-	/// do a distance test between two entities
-	static void distance_test(core::EntityControlable *first, core::Entity *second);
-};
-
-}
-
-#endif // __INCLUDED_BASE_COLLISION_H__
-
diff --git a/src/game/base/game.cc b/src/game/base/game.cc
index 7fc3eb5..19b3968 100644
--- a/src/game/base/game.cc
+++ b/src/game/base/game.cc
@@ -16,7 +16,6 @@
 #include "filesystem/inifile.h"
 #include "base/game.h"
 #include "base/cargo.h"
-#include "base/collision.h"
 #include "base/navpoint.h"
 #include "base/jumppoint.h"
 #include "base/planet.h"
@@ -227,12 +226,25 @@ void Game::func_give(core::Player *player, const std::string &args)
 			return;
 		}
 	
+		// check if there's enough space available to transfer inventory
+		if (shipmodel->maxcargo() < player->control()->inventory()->capacity_used()) {
+			player->send("^WNot enough cargo space to transfer inventory!");
+			return;
+		}
+			
 		Ship * ship = new Ship(player, shipmodel);
 		core::Entity *view = player->view();
 		if (view && (view == player->control())) {
 			view = ship;
 		}
 		
+		// transfer inventory
+		for (core::Inventory::Items::iterator it = player->control()->inventory()->items().begin();
+		     it != player->control()->inventory()->items().end(); it++) {
+			 ship->inventory()->add(new core::Item(*(*it)));
+		}
+		ship->inventory()->set_dirty();
+			
 		// FIME move this into a method in the Ship class
 		ship->set_zone(player->control()->zone());
 		ship->get_location().assign(player->control()->location());
@@ -465,7 +477,6 @@ void Game::func_launch(core::Player *player, std::string const &args)
 	assert(player->control()->moduletype() == ship_enttype);
 		
 	Ship *ship = static_cast<Ship *>(player->control());
-	ship->shutdown_physics();
 	
 	if (dock->type() == core::Entity::Globe)
 		ship->get_location().assign(dock->location() + (dock->axis().forward() *(planet_safe_distance + ship->radius() + dock->radius())));
@@ -474,7 +485,6 @@ void Game::func_launch(core::Player *player, std::string const &args)
 
 	ship->get_axis().assign(dock->axis());
 	ship->set_state(core::Entity::Normal);
-	ship->init_physics(ship->radius());
 	ship->set_state(core::Entity::Jump);
 	player->set_view(0);
 
@@ -496,8 +506,6 @@ void Game::func_respawn(core::Player *player, std::string const &args)
 	Ship *ship = static_cast<Ship *>(player->control());
 	core::Entity *dock = player->control()->zone()->default_view();
 
-	ship->shutdown_physics();
-
 	if (dock) {
 		ship->get_location().assign(dock->location());
 		ship->get_axis().assign(dock->axis());
@@ -513,7 +521,6 @@ void Game::func_respawn(core::Player *player, std::string const &args)
 	}
 
 	ship->set_zone(Default::zone);
-	ship->init_physics(ship->radius());
 }
 
 
@@ -535,8 +542,6 @@ void Game::func_goto(core::Player *player, const std::string &args)
 	Ship *ship = static_cast<Ship *>(player->control());
 
 	if (dock) {
-		ship->shutdown_physics();
-
 		if (dock->type() == core::Entity::Globe)
 			ship->get_location().assign(dock->location() + (dock->axis().forward() *(planet_safe_distance + ship->radius() + dock->radius())));
 		else
@@ -546,7 +551,6 @@ void Game::func_goto(core::Player *player, const std::string &args)
 		ship->get_axis().change_direction(180.0f);
 		ship->set_state(core::Entity::Normal);
 
-		ship->init_physics(ship->radius());
 		ship->set_state(core::Entity::Jump);
 
 		player->set_view(0);
@@ -563,8 +567,6 @@ Game::Game() : core::Module("Project::OSiRiON", true)
 	// reset default player values
 	Default::clear();
 
-	Physics::init();
-
 	// read cargo.ini
 	if (!Cargo::init()) {
 		abort();
@@ -647,8 +649,6 @@ Game::~Game()
 
 	// we explicity clear game data to prevent bullet from beeing confused
 	core::game()->clear();
-
-	Physics::shutdown();
 }
 
 bool Game::load_world()
@@ -665,7 +665,7 @@ bool Game::load_world()
 
 	con_print << "^BLoading world..." << std::endl;
 
-	PhysicsZone *zone = 0;
+	core::Zone *zone = 0;
 	std::string label;
 
 	while (worldini.getline()) {
@@ -684,7 +684,7 @@ bool Game::load_world()
 
 				if (worldini.got_key_string("zone", label)) {
 					aux::to_label(label);
-					zone = new PhysicsZone(label);
+					zone = new core::Zone(label);
 					core::Zone::add(zone);
 				} else {
 					worldini.unkown_key();
@@ -1040,11 +1040,6 @@ bool Game::validate_zone(core::Zone *zone)
 			jumpgate->validate();
 
 		} else {
-			if (entity->entity_moduletypeid == station_enttype) {
-				Station *station = static_cast<Station *>(entity);
-				station->init_physics(0.0f);
-			}
-
 			if ((entity->flags() & core::Entity::Dockable) == core::Entity::Dockable) {
 				generate_entity_menus(entity);
 			}
@@ -1211,13 +1206,8 @@ bool Game::load_player()
 void Game::frame(float seconds)
 {
 
-#ifdef HAVE_BULLET
 	if (!running())
 		return;
-
-	Physics::frame(seconds);
-#endif
-
 }
 
 void Game::player_connect(core::Player *player)
diff --git a/src/game/base/physics.cc b/src/game/base/physics.cc
deleted file mode 100644
index 3cc7427..0000000
--- a/src/game/base/physics.cc
+++ /dev/null
@@ -1,307 +0,0 @@
-/*
-   base/physics.cc
-   This file is part of the Osirion project and is distributed under
-   the terms of the GNU General Public License version 2.
-*/
-
-#include "base/physics.h"
-#include "base/collision.h"
-#include "base/game.h"
-#include "core/zone.h"
-#include "math/functions.h"
-#include "math/vector3f.h"
-#include "model/vertexarray.h"
-#include "sys/sys.h"
-
-#ifdef HAVE_BULLET
-#include "BulletCollision/CollisionShapes/btBvhTriangleMeshShape.h"
-#include "BulletCollision/Gimpact/btGImpactShape.h"
-#endif
-
-namespace game
-{
-
-/* ---- class ColliderShape ---------------------------------------- */
-
-CollisionShape::Registry CollisionShape::shape_registry;
-
-CollisionShape::CollisionShape(model::Model *model, const bool moving)
-{
-	shape_label.assign(model->name());
-	shape_moving = moving;
-
-#ifdef HAVE_BULLET
-	btGImpactMeshShape *moving_shape = 0;
-	btBvhTriangleMeshShape *static_shape = 0;
-
-	shape_mesh = new btTriangleMesh();
-
-	size_t count = 0;
-
-	model::VertexArray *vertexarray = model::VertexArray::instance();
-
-	// iterate model FragmentGroups
-	for (model::Model::Groups::iterator git = model->groups().begin(); git != model->groups().end(); git++) {
-
-		model::FragmentGroup *group = (*git);
-
-		// FIXME ignore moving parts
-		if (group->type() == model::FragmentGroup::None) {
-
-			// for each fragment
-			for (model::FragmentGroup::iterator fit = group->begin(); fit != group->end(); fit++) {
-				model::Fragment *fragment = (*fit);
-
-				const size_t index = fragment->index();
-				const size_t triangle_count = (fragment->structural_size() + fragment->detail_size()) / 3;
-
-				// load vertices from the global VertexArray into the bullet shape
-				for (size_t i = 0; i < triangle_count; i++) {
-					float *f = vertexarray->vertex() + index + (i  * 9);
-
-					btVector3 v0(f[0], f[1], f[2]);
-					btVector3 v1(f[3], f[4], f[5]);
-					btVector3 v2(f[6], f[7], f[8]);
-
-					shape_mesh->addTriangle(v0, v1, v2);
-				}
-
-				count += triangle_count;
-			}
-		}
-	}
-
-	if (moving) {
-		moving_shape = new btGImpactMeshShape(shape_mesh);
-		moving_shape->updateBound();
-		moving_shape->postUpdate();
-		shape_bulletshape = moving_shape;
-
-	} else {
-		static_shape = new btBvhTriangleMeshShape(shape_mesh, true, false);
-		shape_bulletshape = static_shape;
-	}
-
-
-	con_debug << "  collision data for " << model->name() << ": " << count << " tris " << std::endl;
-#endif
-}
-
-CollisionShape::~CollisionShape()
-{
-	shape_label.clear();
-#ifdef HAVE_BULLET
-	delete shape_bulletshape;
-#endif
-}
-
-void CollisionShape::clear()
-{
-	for (Registry::iterator it = shape_registry.begin(); it != shape_registry.end(); it++) {
-		CollisionShape *shape = (*it);
-		delete shape;
-	}
-	shape_registry.clear();
-}
-
-CollisionShape *CollisionShape::add(model::Model *model, const bool moving)
-{
-	CollisionShape *shape = new CollisionShape(model, moving);
-
-	shape_registry.push_back(shape);
-	return shape;
-}
-
-CollisionShape *CollisionShape::find(model::Model *model, const bool moving)
-{
-	for (Registry::iterator it = shape_registry.begin(); it != shape_registry.end(); it++) {
-		CollisionShape *shape = (*it);
-
-		if ((shape->moving() == moving) && (shape->label().compare(model->name()) == 0)) {
-			return shape;
-		}
-	}
-	return 0;
-}
-
-/* ---- class Physics ---------------------------------------------- */
-
-#ifdef HAVE_BULLET
-
-btDefaultCollisionConfiguration *Physics::configuration;
-btCollisionDispatcher *Physics::dispatcher;
-btSequentialImpulseConstraintSolver *Physics::solver;
-
-void Physics::init()
-{
-	con_print << "^BInitializing bullet physics..." << std::endl;
-
-	configuration = new btDefaultCollisionConfiguration();
-	dispatcher = new btCollisionDispatcher(configuration);
-	solver = new btSequentialImpulseConstraintSolver;
-
-}
-
-void Physics::frame(const float seconds)
-{
-	for (core::Zone::Registry::iterator it = core::Zone::registry().begin(); it != core::Zone::registry().end(); it++) {
-		PhysicsZone *bz = static_cast<PhysicsZone *>((*it).second);
-		bz->dynamics_world()->stepSimulation(seconds);
-	}
-}
-
-void Physics::shutdown()
-{
-	con_print << "^BShutting down bullet physics..." << std::endl;
-
-	CollisionShape::clear();
-
-	delete solver;
-	delete dispatcher;
-	delete configuration;
-}
-
-#else
-
-void Physics::init()
-{
-}
-
-void Physics::frame(const float seconds)
-{
-	Collision::frame(seconds);
-}
-
-void Physics::shutdown()
-{
-}
-
-#endif
-
-/* ---- class PhysicsZone ------------------------------------------ */
-
-PhysicsZone::PhysicsZone(const std::string &label) : core::Zone(label)
-{
-#ifdef HAVE_BULLET
-	btVector3 worldAabbMin(-10000, -10000, -10000);
-	btVector3 worldAabbMax(10000, 10000, 10000);
-	const int maxProxies = 1024;
-
-	zone_cache = new btAxisSweep3(worldAabbMin, worldAabbMax, maxProxies);
-	zone_dynamics_world = new btDiscreteDynamicsWorld(Physics::dispatcher, zone_cache, Physics::solver, Physics::configuration);
-
-	// disable gravity
-	zone_dynamics_world->setGravity(btVector3(0.0f, 0.0f, 0.0f));
-#endif
-}
-
-PhysicsZone::~PhysicsZone()
-{
-#ifdef HAVE_BULLET
-	if (zone_cache) {
-		delete zone_cache;
-		zone_cache = 0;
-	}
-
-	if (zone_dynamics_world) {
-		delete zone_dynamics_world;
-		zone_dynamics_world = 0;
-	}
-#endif
-}
-
-/* ---- class PhysicsBody ------------------------------------------ */
-
-PhysicsBody::PhysicsBody(core::Entity *entity)
-{
-	collider_entity = entity;
-	collider_shape = 0;
-	collider_mass = 0;
-#ifdef HAVE_BULLET
-	collider_body = 0;
-#endif
-}
-
-PhysicsBody::~PhysicsBody()
-{
-#ifdef HAVE_BULLET
-	if (collider_body) {
-		delete collider_body;
-		collider_body = 0;
-	}
-#endif
-}
-
-void PhysicsBody::init_physics(const float mass)
-{
-	collider_mass = mass;
-
-#ifdef HAVE_BULLET
-	bool moving = (mass > 0.0f);
-
-	if (!entity()->model())
-		return;
-
-	if (!collider_shape) {
-		collider_shape = CollisionShape::find(entity()->model(), moving);
-		if (!collider_shape) {
-			collider_shape = CollisionShape::add(entity()->model(), moving);
-
-		}
-	}
-
-	if (!collider_body) {
-		btVector3 inertia(0, 0, 0);
-
-		btTransform t;
-		t.setIdentity();
-		t.setOrigin(to_btVector3(entity()->location()));
-		t.setBasis(to_btMatrix3x3(entity()->axis()));
-
-
-		if (moving) {
-			collider_shape->bullet_shape()->calculateLocalInertia(mass, inertia);
-
-			btMotionState *motionstate = new btDefaultMotionState(t);
-			btRigidBody::btRigidBodyConstructionInfo body_info(mass, motionstate, collider_shape->bullet_shape(), inertia);
-			collider_body = new btRigidBody(body_info);
-			collider_body->setUserPointer((void *)entity());
-			collider_body->setLinearFactor(btVector3(1, 1, 1));
-			collider_body->setCcdMotionThreshold(0.0001f);
-		} else {
-			collider_body = new btRigidBody(mass, 0, collider_shape->bullet_shape(), inertia);
-			collider_body->setWorldTransform(t);
-		}
-	}
-
-	if (entity()->zone()) {
-		PhysicsZone *zone = static_cast<PhysicsZone *>(entity()->zone());
-		zone->dynamics_world()->addRigidBody(collider_body);
-		if (moving) {
-			//collider_body->setActivationState(ISLAND_SLEEPING);
-			//collider_body->setActivationState(ACTIVE_TAG);
-			//collider_body->activate(true);
-		}
-	}
-#endif
-}
-
-void PhysicsBody::shutdown_physics()
-{
-#ifdef HAVE_BULLET
-	if (collider_body && entity()->zone()) {
-		PhysicsZone *zone = static_cast<PhysicsZone *>(entity()->zone());
-
-		if (collider_body->getMotionState()) {
-			delete collider_body->getMotionState();
-		}
-		zone->dynamics_world()->removeCollisionObject(collider_body);
-
-		delete collider_body;
-		collider_body = 0;
-	}
-#endif
-	collider_mass = 0;
-}
-
-}
diff --git a/src/game/base/physics.h b/src/game/base/physics.h
deleted file mode 100644
index 3bbd749..0000000
--- a/src/game/base/physics.h
+++ /dev/null
@@ -1,185 +0,0 @@
-/*
-   base/physics.h
-   This file is part of the Osirion project and is distributed under
-   the terms and conditions of the GNU General Public License version 2
-*/
-
-#ifndef __INCLUDED_BASE_PHYSICS_H__
-#define __INCLUDED_BASE_PHYSICS_H__
-
-#include "sys/sys.h"
-#include "core/zone.h"
-#include <vector>
-
-#ifdef HAVE_BULLET
-#include "btBulletDynamicsCommon.h"
-#include "BulletCollision/CollisionShapes/btTriangleMesh.h"
-#endif
-
-/*
-
-	This file provides the interface between the osirion game library
-	and the bullet physics library
-
-*/
-
-namespace game
-{
-
-#ifdef HAVE_BULLET
-/// helper function to convert math:Vector3f to btVector3
-inline btVector3 to_btVector3(const math::Vector3f & v)
-{
-	return btVector3(v[0], v[1], v[2]);
-}
-
-/// helper function to conver math::Axis to btMatrix3x3
-inline btMatrix3x3 to_btMatrix3x3(const math::Axis &a)
-{
-	return btMatrix3x3(a[0][0], a[0][1], a[0][2],
-			   a[1][0], a[1][1], a[1][2],
-			   a[2][0], a[2][1], a[2][2]);
-};
-#endif
-
-/* ---- class CollisionShape --------------------------------------- */
-
-/// a bullet collision shape
-class CollisionShape
-{
-public:
-	CollisionShape(model::Model *model, const bool moving);
-
-	~CollisionShape();
-
-	inline const std::string &label() const {
-		return shape_label;
-	}
-
-	inline const bool moving() const {
-		return shape_moving;
-	}
-
-#ifdef HAVE_BULLET
-	inline btCollisionShape *bullet_shape() {
-		return shape_bulletshape;
-	}
-#endif
-
-	/* ----- static functions for the shape registry ------------------- */
-
-	/// tpye definition for the collision shape registry
-	typedef std::vector<CollisionShape *> Registry;
-
-	static void clear();
-
-	static CollisionShape *add(model::Model *model, const bool moving);
-
-	static CollisionShape *find(model::Model *model, const bool moving);
-
-private:
-	std::string shape_label;
-	bool shape_moving;
-
-#ifdef HAVE_BULLET
-	btCollisionShape *shape_bulletshape;
-	btTriangleMesh *shape_mesh;
-#endif
-
-	/// collision shape registry
-	static Registry shape_registry;
-};
-
-/* ---- class Physics ---------------------------------------------- */
-
-/// main physics functions
-class Physics
-{
-public:
-	/// intialize world physics
-	static void init();
-
-	/// run a world physics frame
-	static void frame(const float elapsed);
-
-	/// shutdown world physics
-	static void shutdown();
-
-#ifdef HAVE_BULLET
-	static btDefaultCollisionConfiguration *configuration;
-
-	static btCollisionDispatcher *dispatcher;
-
-	static btSequentialImpulseConstraintSolver *solver;
-#endif
-};
-
-/* ---- class PhysicsZone ------------------------------------------ */
-
-/// a zone containing collision objects
-class PhysicsZone : public core::Zone
-{
-public:
-	PhysicsZone(const std::string &label);
-	virtual ~PhysicsZone();
-
-#ifdef HAVE_BULLET
-	inline  btDiscreteDynamicsWorld *dynamics_world() {
-		return zone_dynamics_world;
-	}
-
-private:
-	btAxisSweep3			*zone_cache;
-	btDiscreteDynamicsWorld 	*zone_dynamics_world;
-#endif
-};
-
-/* ---- class PhysicsBody ------------------------------------------ */
-
-/// an object that is capable of colliding with other objects
-class PhysicsBody
-{
-public:
-	/// initialize a collider attached to an entity
-	/**
-	 * a PhysicsBody with zero mass is considered non-moving
-	 */
-	PhysicsBody(core::Entity *entity);
-	~PhysicsBody();
-
-	/// initialize the collision body
-	void init_physics(const float mass);
-
-	/// shutdown the collision body
-	void shutdown_physics();
-
-	/// collider mass
-	inline const float mass() const {
-		return collider_mass;
-	}
-
-	/// the entity the collider is attached to
-	inline core::Entity *entity() {
-		return collider_entity;
-	}
-
-#ifdef HAVE_BULLET
-	/// the bullet rigid body associated with this collider
-	inline btRigidBody *body() {
-		return collider_body;
-	}
-#endif
-
-private:
-	CollisionShape	*collider_shape;
-	core::Entity	*collider_entity;
-#ifdef HAVE_BULLET
-	btRigidBody 	*collider_body;
-#endif
-	float		collider_mass;
-};
-
-}
-
-#endif // __INCLUDED_BASE_PHYSICS_H__
-
diff --git a/src/game/base/ship.cc b/src/game/base/ship.cc
index 78764e3..696033c 100644
--- a/src/game/base/ship.cc
+++ b/src/game/base/ship.cc
@@ -27,7 +27,7 @@ const float		impulse_delay = 3.0f; 	// 3 second delay before impulse kicks in
 						// note: this delay must match the impulse drive sound set
 const float		jump_delay = 5.0f; 	// 5 seconds delay before jump driv kicks in
 
-Ship::Ship(core::Player *owner, ShipModel *shipmodel) :	core::EntityControlable(), PhysicsBody(this)
+Ship::Ship(core::Player *owner, ShipModel *shipmodel) :	core::EntityControlable()
 {
 	entity_moduletypeid = ship_enttype;
 	
@@ -81,7 +81,6 @@ Ship::Ship(core::Player *owner, ShipModel *shipmodel) :	core::EntityControlable(
 
 Ship::~Ship()
 {
-	shutdown_physics();
 }
 
 void Ship::reset()
@@ -282,35 +281,30 @@ void Ship::explode()
 
 void Ship::set_zone(core::Zone *zone)
 {
-	shutdown_physics();
-
 	core::EntityControlable::set_zone(zone);
 
 	if (owner() && (owner()->control() == (EntityControlable*) this))
 		owner()->set_zone(zone);
-
-	init_physics(radius());
 }
 
 void Ship::frame(float seconds)
 {
-	float actual_maxspeed = ship_shipmodel->maxspeed();
-	float actual_turnspeed = ship_shipmodel->turnspeed();
-	float actual_acceleration = ship_shipmodel->acceleration();
-	float actual_thrust = 0;
-
-#ifndef HAVE_BULLET
 	const float direction_reaction = 2.0f;		// direction controls reaction time factor
 	const float thrust_reaction = 0.5f;		// thrust control reaction time factor
 	const float strafe_reaction = 1.5f;
 	const float afterburner_reaction = 1.0f;	// a fterburner control reaction time
 
+	float actual_maxspeed = ship_shipmodel->maxspeed();
+	float actual_turnspeed = ship_shipmodel->turnspeed();
+	float actual_acceleration = ship_shipmodel->acceleration();
+	float actual_thrust = 0;
 
 	float cosangle;					// cosine of an angle
 	float angle;					// angle in radians
 	math::Vector3f n;				// normal of a plane
-	math::Axis target_axis(axis());		// target axis
-#endif
+	
+	math::Axis target_axis(axis());			// target axis
+
 	entity_movement = 0;
 
 	/* -- update state ----------------------------------------- */
@@ -511,7 +505,6 @@ void Ship::frame(float seconds)
 		actual_thrust = 1.0f;
 	}
 
-
 	// update strafe control target
 	if (current_target_strafe < target_strafe) {
 		current_target_strafe += strafe_reaction * seconds;
@@ -522,9 +515,6 @@ void Ship::frame(float seconds)
 		if (current_target_strafe < target_strafe)
 			current_target_strafe = target_strafe;
 	}
-#ifndef HAVE_BULLET
-
-	/* -- original frame --------------------------------------- */
 
 	// update roll control target
 	if (current_target_roll < target_roll) {
@@ -615,30 +605,6 @@ void Ship::frame(float seconds)
 		get_location() += axis().forward() * speed() * seconds;
 	}
 
-#else /* #ifndef HAVE_BULLET */
-
-	/* -- bullet frame ----------------------------------------- */
-
-	// get entity speed from physics body
-	btVector3 velocity(body()->getInterpolationLinearVelocity());
-	entity_speed = velocity.length();
-
-	// get physics body world transformation
-	btTransform t;
-	if (body()->getMotionState())
-		body()->getMotionState()->getWorldTransform(t);
-	else
-		t = body()->getWorldTransform();
-
-	// get entity location from physics body
-	btVector3 v(t.getOrigin());
-	entity_location.assign(v[0], v[1], v[2]);
-
-	// apply engine trust to the body
-	body()->applyCentralImpulse(to_btVector3(axis().forward() * actual_thrust * actual_acceleration * seconds * 20.0f));
-
-#endif /* else #ifndef HAVE_BULLET */
-
 	entity_movement = target_thrust;
 	entity_movement = math::max(entity_movement, fabs(current_target_pitch));
 	entity_movement = math::max(entity_movement, fabs(current_target_direction));
diff --git a/src/game/base/ship.h b/src/game/base/ship.h
index f66bb66..1114df2 100644
--- a/src/game/base/ship.h
+++ b/src/game/base/ship.h
@@ -9,7 +9,6 @@
 
 #include "core/player.h"
 #include "core/entity.h"
-#include "base/physics.h"
 #include "base/shipmodel.h"
 #include "base/jumppoint.h"
 #include "math/vector3f.h"
@@ -18,7 +17,7 @@ namespace game
 {
 
 /// A ship in the game, controled by a player
-class Ship : public core::EntityControlable, public PhysicsBody
+class Ship : public core::EntityControlable
 {
 public:
 	Ship(core::Player *owner, ShipModel *shipmodel);
diff --git a/src/game/base/shipmodel.cc b/src/game/base/shipmodel.cc
index 6ff6c43..9133d28 100644
--- a/src/game/base/shipmodel.cc
+++ b/src/game/base/shipmodel.cc
@@ -224,6 +224,12 @@ void ShipModel::buy(core::EntityControlable *buyer, core::Entity *seller)
 		assert(seller_item->info() == this);
 	}
 	
+	// check if there's enough space available to transfer inventory
+	if (player->control() && (maxcargo() < player->control()->inventory()->capacity_used())) {
+		player->send("^WNot enough cargo space to transfer inventory!");
+		return;
+	}
+	
 	// check price
 	if (price() > player->credits()) {
 		player->send("^WCan not afford transaction!");
@@ -243,6 +249,14 @@ void ShipModel::buy(core::EntityControlable *buyer, core::Entity *seller)
 	ship->set_state(core::Entity::Docked);
 	ship->get_axis().assign(seller->axis());
 	ship->get_axis().change_direction(180.0f);
+	
+	// transfer inventory
+	for (core::Inventory::Items::iterator it = player->control()->inventory()->items().begin();
+	     it != player->control()->inventory()->items().end(); it++) {
+		 ship->inventory()->add(new core::Item(*(*it)));
+	}	
+	ship->inventory()->set_dirty();
+
 	player->set_control(ship);
 	player->set_view(seller);
 	
diff --git a/src/game/base/station.cc b/src/game/base/station.cc
index a093c0e..f5dc50a 100644
--- a/src/game/base/station.cc
+++ b/src/game/base/station.cc
@@ -11,7 +11,7 @@
 namespace game
 {
 
-Station::Station() : Entity(), PhysicsBody(this)
+Station::Station() : Entity()
 {
 	entity_moduletypeid = station_enttype;
 	set_flag(core::Entity::Dockable);
@@ -20,7 +20,6 @@ Station::Station() : Entity(), PhysicsBody(this)
 
 Station::~Station()
 {
-	shutdown_physics();
 }
 
 void Station::dock(core::Entity *entity)
diff --git a/src/game/base/station.h b/src/game/base/station.h
index ea7fdbd..3f8bea6 100644
--- a/src/game/base/station.h
+++ b/src/game/base/station.h
@@ -7,12 +7,10 @@
 #ifndef __INCLUDED_BASE_STATION_H__
 #define __INCLUDED_BASE_STATION_H__
 
-#include "base/physics.h"
-
 namespace game
 {
 
-class Station : public core::Entity, public PhysicsBody
+class Station : public core::Entity
 {
 public:
 	Station();