From 7e15b99c01616999496155fe5d2ce89d7608932b Mon Sep 17 00:00:00 2001
From: Stijn Buys <ingar@osirion.org>
Date: Tue, 7 Jul 2009 13:43:05 +0000
Subject: Initial bullet physics support

---
 src/game/base/game.cc | 53 +++++++++++++++++++++++++++++++++------------------
 1 file changed, 34 insertions(+), 19 deletions(-)

(limited to 'src/game/base/game.cc')

diff --git a/src/game/base/game.cc b/src/game/base/game.cc
index 4128af8..441e080 100644
--- a/src/game/base/game.cc
+++ b/src/game/base/game.cc
@@ -52,7 +52,6 @@ core::Cvar *Game::g_impulsespeed = 0;
 core::Cvar *Game::g_impulseacceleration = 0;
 core::Cvar *Game::g_jumppointrange = 0;
 core::Cvar *Game::g_devel = 0;
-core::Cvar *Game::g_collision = 0;
 
 core::Module *factory()
 {
@@ -235,10 +234,13 @@ void Game::func_launch(core::Player *player, std::string const &args)
 
 	assert(player->view()->zone() == player->control()->zone());
 	
+	Ship *ship = static_cast<Ship *>(player->control());
+	ship->shutdown_physics();
 	core::Entity *dock = player->view();
-	player->control()->entity_location.assign(dock->location() + (dock->axis().forward() * (player->control()->radius()+ dock->radius())*2.0f));
-	player->control()->entity_axis.assign(dock->axis());
-	player->control()->set_state(core::Entity::Normal);
+	ship->entity_location.assign(dock->location() + (dock->axis().forward() * (player->control()->radius()+ dock->radius())));
+	ship->entity_axis.assign(dock->axis());
+	ship->set_state(core::Entity::Normal);
+	ship->init_physics(ship->radius());
 	player->set_view(0);
 
 	player->send("^BLaunching from " + dock->name());
@@ -259,7 +261,7 @@ void Game::func_respawn(core::Player *player, std::string const &args)
 	player->control()->set_zone(Default::zone);
 	core::Entity *dock = player->control()->zone()->default_view();
 	if (dock) {
-		player->control()->entity_location.assign(dock->location() + (dock->axis().forward() * ((player->control()->radius()+ dock->radius())*2.0f)));
+		player->control()->entity_location.assign(dock->location() + (dock->axis().forward() * ((player->control()->radius()+ dock->radius()))));
 		player->control()->entity_axis.assign(dock->axis());
 		player->control()->set_state(core::Entity::Docked);
 		player->set_view(dock);
@@ -289,11 +291,18 @@ void Game::func_goto(core::Player *player, const std::string &args)
 		return;
 
 	core::Entity *dock = player->control()->zone()->search_entity(args);
+	Ship *ship = static_cast<Ship *>(player->control());
+
 	if (dock) {
-		player->control()->entity_location.assign(dock->location() + (dock->axis().forward() * (player->control()->radius()+dock->radius())*2.0f));
-		player->control()->entity_axis.assign(dock->axis());
-		player->control()->entity_axis.change_direction(180.0f);
-		player->control()->set_state(core::Entity::Normal);
+		ship->shutdown_physics();
+
+		ship->entity_location.assign(dock->location() + (dock->axis().forward() * (ship->radius()+dock->radius())));
+		ship->entity_axis.assign(dock->axis());
+		ship->entity_axis.change_direction(180.0f);
+		ship->set_state(core::Entity::Normal);
+
+		ship->init_physics(ship->radius());
+
 		player->set_view(0);
 		player->send("Going to " + dock->name());
 	} else {
@@ -307,6 +316,8 @@ Game::Game() : core::Module("Project::OSiRiON", true)
 {
 	Default::clear();
 	ShipModel::clear();
+	
+	Physics::init();
 
 	if (!load_ships()) {
 		abort();
@@ -371,9 +382,6 @@ Game::Game() : core::Module("Project::OSiRiON", true)
 
 	g_devel = core::Cvar::get("g_devel", "0", core::Cvar::Archive);
 	g_devel->set_info("[bool] enable or disable developer mode");
-
-	g_collision = core::Cvar::get("g_collision", "0", core::Cvar::Archive);
-	g_collision->set_info("[bool] enable or disable collision detection");
 }
 
 Game::~Game()
@@ -384,7 +392,12 @@ Game::~Game()
 	// remove engine core functions
 	core::Func::remove("list_ship");
 
+	// we explicity clear game data to prevent bullet from beeing confused
+	core::game()->clear();
+
 	ShipModel::clear();
+
+	Physics::shutdown();
 }
 
 bool Game::load_world()
@@ -401,7 +414,7 @@ bool Game::load_world()
 
 	con_print << "^BLoading world..." << std::endl;
 
-	core::Zone *zone = 0;
+	PhysicsZone *zone = 0;
 	std::string label;
 
 	while (worldini.getline()) {
@@ -420,7 +433,7 @@ bool Game::load_world()
 
 				if (worldini.got_key_string("zone", label)) {
 					aux::to_label(label);
-					zone = new core::Zone(label);
+					zone = new PhysicsZone(label);
 					core::Zone::add(zone);
 				} else {
 					worldini.unkown_key();
@@ -668,7 +681,13 @@ bool Game::validate_zone(core::Zone *zone)
 			// validate jump gate
 			JumpGate *jumpgate = static_cast<JumpGate *>(entity);
 			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)
 				load_menus(entity, "zones/" + zone->label() + "/" + entity->label());
 		} 
@@ -929,11 +948,7 @@ void Game::frame(float seconds)
 	if (!running())
 		return;
 
-	// TODO check Module::frame() is execute before are Entity::frame()
-	
-	// collision
-	if (g_collision->value())
-		Collision::frame(seconds);
+	Physics::frame(seconds);
 }
 
 void Game::player_connect(core::Player *player)
-- 
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