ddnet/src/game/server/gs_ent_player.cpp

#include <new>
#include <engine/e_server_interface.h>
#include <engine/e_config.h>
#include "gs_common.hpp"


struct INPUT_COUNT
{
	int presses;
	int releases;
};

static INPUT_COUNT count_input(int prev, int cur)
{
	INPUT_COUNT c = {0,0};
	prev &= INPUT_STATE_MASK;
	cur &= INPUT_STATE_MASK;
	int i = prev;
	while(i != cur)
	{
		i = (i+1)&INPUT_STATE_MASK;
		if(i&1)
			c.presses++;
		else
			c.releases++;
	}

	return c;
}

// player
CHARACTER::CHARACTER()
: ENTITY(NETOBJTYPE_CHARACTER)
{}

void CHARACTER::reset()
{
	
}

bool CHARACTER::spawn(PLAYER *player, vec2 pos, int team)
{
	player_state = PLAYERSTATE_UNKNOWN;
	emote_stop = -1;
	last_action = -1;
	active_weapon = WEAPON_GUN;
	last_weapon = WEAPON_HAMMER;
	queued_weapon = -1;
	
	//clear();
	this->player = player;
	this->pos = pos;
	this->team = team;
	
	core.reset();
	core.world = &game.world.core;
	core.pos = pos;
	game.world.core.characters[player->client_id] = &core;
	
	game.world.insert_entity(this);
	alive = true;
	return true;
}

void CHARACTER::destroy()
{
	game.world.core.characters[player->client_id] = 0;
	alive = false;
}

void CHARACTER::set_weapon(int w)
{
	if(w == active_weapon)
		return;
		
	last_weapon = active_weapon;
	queued_weapon = -1;
	active_weapon = w;
	if(active_weapon < 0 || active_weapon >= NUM_WEAPONS)
		active_weapon = 0;
	
	game.create_sound(pos, SOUND_WEAPON_SWITCH);
}

bool CHARACTER::is_grounded()
{
	if(col_check_point((int)(pos.x+phys_size/2), (int)(pos.y+phys_size/2+5)))
		return true;
	if(col_check_point((int)(pos.x-phys_size/2), (int)(pos.y+phys_size/2+5)))
		return true;
	return false;
}


int CHARACTER::handle_ninja()
{
	vec2 direction = normalize(vec2(latest_input.target_x, latest_input.target_y));

	if ((server_tick() - ninja.activationtick) > (data->weapons.ninja.duration * server_tickspeed() / 1000))
	{
		// time's up, return
		weapons[WEAPON_NINJA].got = false;
		active_weapon = last_weapon;
		if(active_weapon == WEAPON_NINJA)
			active_weapon = WEAPON_GUN;
		set_weapon(active_weapon);
		return 0;
	}
	
	// force ninja weapon
	set_weapon(WEAPON_NINJA);

	// Check if it should activate
	if (count_input(latest_previnput.fire, latest_input.fire).presses && (server_tick() > ninja.currentcooldown))
	{
		// ok then, activate ninja
		attack_tick = server_tick();
		ninja.activationdir = direction;
		ninja.currentmovetime = data->weapons.ninja.movetime * server_tickspeed() / 1000;
		ninja.currentcooldown = data->weapons.ninja.base->firedelay * server_tickspeed() / 1000 + server_tick();
		
		// reset hit objects
		numobjectshit = 0;

		game.create_sound(pos, SOUND_NINJA_FIRE);

		// release all hooks when ninja is activated
		//release_hooked();
		//release_hooks();
	}

	ninja.currentmovetime--;

	if (ninja.currentmovetime == 0)
	{
		// reset player velocity
		core.vel *= 0.2f;
		//return MODIFIER_RETURNFLAGS_OVERRIDEWEAPON;
	}

	if (ninja.currentmovetime > 0)
	{
		// Set player velocity
		core.vel = ninja.activationdir * data->weapons.ninja.velocity;
		vec2 oldpos = pos;
		move_box(&core.pos, &core.vel, vec2(phys_size, phys_size), 0.0f);
		// reset velocity so the client doesn't predict stuff
		core.vel = vec2(0.0f,0.0f);
		if ((ninja.currentmovetime % 2) == 0)
		{
			//create_smoke(pos);
		}

		// check if we hit anything along the way
		{
			CHARACTER *ents[64];
			vec2 dir = pos - oldpos;
			float radius = phys_size * 2.0f; //length(dir * 0.5f);
			vec2 center = oldpos + dir * 0.5f;
			int num = game.world.find_entities(center, radius, (ENTITY**)ents, 64, NETOBJTYPE_CHARACTER);

			for (int i = 0; i < num; i++)
			{
				// Check if entity is a player
				if (ents[i] == this)
					continue;
				// make sure we haven't hit this object before
				bool balreadyhit = false;
				for (int j = 0; j < numobjectshit; j++)
				{
					if (hitobjects[j] == ents[i])
						balreadyhit = true;
				}
				if (balreadyhit)
					continue;

				// check so we are sufficiently close
				if (distance(ents[i]->pos, pos) > (phys_size * 2.0f))
					continue;

				// hit a player, give him damage and stuffs...
				game.create_sound(ents[i]->pos, SOUND_NINJA_HIT);
				// set his velocity to fast upward (for now)
				if(numobjectshit < 10)
					hitobjects[numobjectshit++] = ents[i];
					
				ents[i]->take_damage(vec2(0,10.0f), data->weapons.ninja.base->damage, player->client_id,WEAPON_NINJA);
			}
		}
		return 0;
	}

	return 0;
}


void CHARACTER::do_weaponswitch()
{
	if(reload_timer != 0) // make sure we have reloaded
		return;
		
	if(queued_weapon == -1) // check for a queued weapon
		return;

	if(weapons[WEAPON_NINJA].got) // if we have ninja, no weapon selection is possible
		return;

	// switch weapon
	set_weapon(queued_weapon);
}

void CHARACTER::handle_weaponswitch()
{
	int wanted_weapon = active_weapon;
	if(queued_weapon != -1)
		wanted_weapon = queued_weapon;
	
	// select weapon
	int next = count_input(latest_previnput.next_weapon, latest_input.next_weapon).presses;
	int prev = count_input(latest_previnput.prev_weapon, latest_input.prev_weapon).presses;

	if(next < 128) // make sure we only try sane stuff
	{
		while(next) // next weapon selection
		{
			wanted_weapon = (wanted_weapon+1)%NUM_WEAPONS;
			if(weapons[wanted_weapon].got)
				next--;
		}
	}

	if(prev < 128) // make sure we only try sane stuff
	{
		while(prev) // prev weapon selection
		{
			wanted_weapon = (wanted_weapon-1)<0?NUM_WEAPONS-1:wanted_weapon-1;
			if(weapons[wanted_weapon].got)
				prev--;
		}
	}

	// direct weapon selection
	if(latest_input.wanted_weapon)
		wanted_weapon = input.wanted_weapon-1;

	// check for insane values
	if(wanted_weapon >= 0 && wanted_weapon < NUM_WEAPONS && wanted_weapon != active_weapon && weapons[wanted_weapon].got)
		queued_weapon = wanted_weapon;
	
	do_weaponswitch();
}

void CHARACTER::fire_weapon()
{
	if(reload_timer != 0 || active_weapon == WEAPON_NINJA)
		return;
		
	do_weaponswitch();
	
	vec2 direction = normalize(vec2(latest_input.target_x, latest_input.target_y));
	
	bool fullauto = false;
	if(active_weapon == WEAPON_GRENADE || active_weapon == WEAPON_SHOTGUN || active_weapon == WEAPON_RIFLE)
		fullauto = true;


	// check if we gonna fire
	bool will_fire = false;
	if(count_input(latest_previnput.fire, latest_input.fire).presses) will_fire = true;
	if(fullauto && (latest_input.fire&1) && weapons[active_weapon].ammo) will_fire = true;
	if(!will_fire)
		return;
		
	// check for ammo
	if(!weapons[active_weapon].ammo)
	{
		game.create_sound(pos, SOUND_WEAPON_NOAMMO);
		return;
	}
	
	vec2 projectile_startpos = pos+direction*phys_size*0.75f;
	
	switch(active_weapon)
	{
		case WEAPON_HAMMER:
		{
			// reset objects hit
			numobjectshit = 0;
			game.create_sound(pos, SOUND_HAMMER_FIRE);
			
			CHARACTER *ents[64];
			int num = game.world.find_entities(pos+direction*phys_size*0.75f, phys_size*0.5f, (ENTITY**)ents, 64, NETOBJTYPE_CHARACTER);

			for (int i = 0; i < num; i++)
			{
				CHARACTER *target = ents[i];
				if (target == this)
					continue;
					
				// hit a player, give him damage and stuffs...
				vec2 fdir = normalize(ents[i]->pos - pos);

				// set his velocity to fast upward (for now)
				game.create_sound(pos, SOUND_HAMMER_HIT);
				ents[i]->take_damage(vec2(0,-1.0f), data->weapons.hammer.base->damage, player->client_id, active_weapon);
				vec2 dir;
				if (length(target->pos - pos) > 0.0f)
					dir = normalize(target->pos - pos);
				else
					dir = vec2(0,-1);
					
				target->core.vel += normalize(dir + vec2(0,-1.1f)) * 10.0f;
			}
			
		} break;

		case WEAPON_GUN:
		{
			PROJECTILE *proj = new PROJECTILE(WEAPON_GUN,
				player->client_id,
				projectile_startpos,
				direction,
				(int)(server_tickspeed()*tuning.gun_lifetime),
				this,
				1, 0, 0, -1, WEAPON_GUN);
				
			// pack the projectile and send it to the client directly
			NETOBJ_PROJECTILE p;
			proj->fill_info(&p);
			
			msg_pack_start(NETMSGTYPE_SV_EXTRAPROJECTILE, 0);
			msg_pack_int(1);
			for(unsigned i = 0; i < sizeof(NETOBJ_PROJECTILE)/sizeof(int); i++)
				msg_pack_int(((int *)&p)[i]);
			msg_pack_end();
			server_send_msg(player->client_id);
							
			game.create_sound(pos, SOUND_GUN_FIRE);
		} break;
		
		case WEAPON_SHOTGUN:
		{
			int shotspread = 2;

			msg_pack_start(NETMSGTYPE_SV_EXTRAPROJECTILE, 0);
			msg_pack_int(shotspread*2+1);
			
			for(int i = -shotspread; i <= shotspread; i++)
			{
				float spreading[] = {-0.185f, -0.070f, 0, 0.070f, 0.185f};
				float a = get_angle(direction);
				a += spreading[i+2];
				float v = 1-(abs(i)/(float)shotspread);
				float speed = mix((float)tuning.shotgun_speeddiff, 1.0f, v);
				PROJECTILE *proj = new PROJECTILE(WEAPON_SHOTGUN,
					player->client_id,
					projectile_startpos,
					vec2(cosf(a), sinf(a))*speed,
					(int)(server_tickspeed()*tuning.shotgun_lifetime),
					this,
					1, 0, 0, -1, WEAPON_SHOTGUN);
					
				// pack the projectile and send it to the client directly
				NETOBJ_PROJECTILE p;
				proj->fill_info(&p);
				
				for(unsigned i = 0; i < sizeof(NETOBJ_PROJECTILE)/sizeof(int); i++)
					msg_pack_int(((int *)&p)[i]);
			}

			msg_pack_end();
			server_send_msg(player->client_id);					
			
			game.create_sound(pos, SOUND_SHOTGUN_FIRE);
		} break;

		case WEAPON_GRENADE:
		{
			PROJECTILE *proj = new PROJECTILE(WEAPON_GRENADE,
				player->client_id,
				projectile_startpos,
				direction,
				(int)(server_tickspeed()*tuning.grenade_lifetime),
				this,
				1, PROJECTILE::PROJECTILE_FLAGS_EXPLODE, 0, SOUND_GRENADE_EXPLODE, WEAPON_GRENADE);

			// pack the projectile and send it to the client directly
			NETOBJ_PROJECTILE p;
			proj->fill_info(&p);
			
			msg_pack_start(NETMSGTYPE_SV_EXTRAPROJECTILE, 0);
			msg_pack_int(1);
			for(unsigned i = 0; i < sizeof(NETOBJ_PROJECTILE)/sizeof(int); i++)
				msg_pack_int(((int *)&p)[i]);
			msg_pack_end();
			server_send_msg(player->client_id);

			game.create_sound(pos, SOUND_GRENADE_FIRE);
		} break;
		
		case WEAPON_RIFLE:
		{
			new LASER(pos, direction, tuning.laser_reach, this);
			game.create_sound(pos, SOUND_RIFLE_FIRE);
		} break;
		
	}

	if(weapons[active_weapon].ammo > 0) // -1 == unlimited
		weapons[active_weapon].ammo--;
	attack_tick = server_tick();
	reload_timer = data->weapons.id[active_weapon].firedelay * server_tickspeed() / 1000;
}

int CHARACTER::handle_weapons()
{
	vec2 direction = normalize(vec2(latest_input.target_x, latest_input.target_y));

	/*
	if(config.dbg_stress)
	{
		for(int i = 0; i < NUM_WEAPONS; i++)
		{
			weapons[i].got = true;
			weapons[i].ammo = 10;
		}

		if(reload_timer) // twice as fast reload
			reload_timer--;
	} */

	// check reload timer
	if(reload_timer)
	{
		reload_timer--;
		return 0;
	}
	
	if (active_weapon == WEAPON_NINJA)
	{
		// don't update other weapons while ninja is active
		return handle_ninja();
	}

	// fire weapon, if wanted
	fire_weapon();

	// ammo regen
	int ammoregentime = data->weapons.id[active_weapon].ammoregentime;
	if(ammoregentime)
	{
		// If equipped and not active, regen ammo?
		if (reload_timer <= 0)
		{
			if (weapons[active_weapon].ammoregenstart < 0)
				weapons[active_weapon].ammoregenstart = server_tick();

			if ((server_tick() - weapons[active_weapon].ammoregenstart) >= ammoregentime * server_tickspeed() / 1000)
			{
				// Add some ammo
				weapons[active_weapon].ammo = min(weapons[active_weapon].ammo + 1, 10);
				weapons[active_weapon].ammoregenstart = -1;
			}
		}
		else
		{
			weapons[active_weapon].ammoregenstart = -1;
		}
	}
	
	return 0;
}

void CHARACTER::on_predicted_input(NETOBJ_PLAYER_INPUT *new_input)
{
	// check for changes
	if(mem_comp(&input, new_input, sizeof(NETOBJ_PLAYER_INPUT)) != 0)
		last_action = server_tick();
		
	// copy new input
	mem_copy(&input, new_input, sizeof(input));
	num_inputs++;
	
	// or are not allowed to aim in the center
	if(input.target_x == 0 && input.target_y == 0)
		input.target_y = -1;	
}

void CHARACTER::on_direct_input(NETOBJ_PLAYER_INPUT *new_input)
{
	mem_copy(&latest_previnput, &latest_input, sizeof(latest_input));
	mem_copy(&latest_input, new_input, sizeof(latest_input));
	
	if(num_inputs > 2 && team != -1)
	{
		handle_weaponswitch();
		fire_weapon();
	}
}

void CHARACTER::tick()
{
	//input = latest_input;
	
	// grab latest input
	/*
	{
		int size = 0;
		int *input = server_latestinput(client_id, &size);
		if(input)
		{
			mem_copy(&latest_previnput, &latest_input, sizeof(latest_input));
			mem_copy(&latest_input, input, sizeof(latest_input));
		}
	}*/
	
	// check if we have enough input
	// this is to prevent initial weird clicks
	/*
	if(num_inputs < 2)
	{
		latest_previnput = latest_input;
		previnput = input;
	}*/
	
	//game.world.core.players[player->client_id] = &core;

	// enable / disable physics
	/*
	if(team == -1 || dead)
	{
		game.world.core.players[client_id] = 0;
		//game.world.remove_entity(this);
	}
	else
	{
		game.world.core.players[client_id] = &core;
		//game.world._entity(this);
	}

	// spectator
	if(team == -1)
		return;

	if(spawning)
		try_respawn();

	// TODO: rework the input to be more robust
	if(dead)
	{
		if(server_tick()-die_tick >= server_tickspeed()/2 && count_input(latest_previnput.fire, latest_input.fire).presses)
			die_tick = -1;
		if(server_tick()-die_tick >= server_tickspeed()*5) // auto respawn after 3 sec
			respawn();
		//if((input.fire&1) && server_tick()-die_tick >= server_tickspeed()/2) // auto respawn after 0.5 sec
			//respawn();
		return;
	}
	* */

	//player_core core;
	//core.pos = pos;
	//core.jumped = jumped;
	core.input = input;
	core.tick();

	// handle weapons
	handle_weapons();

	player_state = input.player_state;

	// Previnput
	previnput = input;
	return;
}

void CHARACTER::tick_defered()
{
	/*if(!dead)
	{*/
		vec2 start_pos = core.pos;
		vec2 start_vel = core.vel;
		bool stuck_before = test_box(core.pos, vec2(28.0f, 28.0f));
		
		core.move();
		bool stuck_after_move = test_box(core.pos, vec2(28.0f, 28.0f));
		core.quantize();
		bool stuck_after_quant = test_box(core.pos, vec2(28.0f, 28.0f));
		pos = core.pos;
		
		if(!stuck_before && (stuck_after_move || stuck_after_quant))
		{
			dbg_msg("player", "STUCK!!! %d %d %d %f %f %f %f %x %x %x %x", 
				stuck_before,
				stuck_after_move,
				stuck_after_quant,
				start_pos.x, start_pos.y,
				start_vel.x, start_vel.y,
				*((unsigned *)&start_pos.x), *((unsigned *)&start_pos.y),
				*((unsigned *)&start_vel.x), *((unsigned *)&start_vel.y));
		}

		int events = core.triggered_events;
		int mask = cmask_all_except_one(player->client_id);
		
		if(events&COREEVENT_GROUND_JUMP) game.create_sound(pos, SOUND_PLAYER_JUMP, mask);
		if(events&COREEVENT_AIR_JUMP)
		{
			game.create_sound(pos, SOUND_PLAYER_AIRJUMP, mask);
			NETEVENT_COMMON *c = (NETEVENT_COMMON *)game.events.create(NETEVENTTYPE_AIRJUMP, sizeof(NETEVENT_COMMON), mask);
			if(c)
			{
				c->x = (int)pos.x;
				c->y = (int)pos.y;
			}
		}
		
		//if(events&COREEVENT_HOOK_LAUNCH) snd_play_random(CHN_WORLD, SOUND_HOOK_LOOP, 1.0f, pos);
		if(events&COREEVENT_HOOK_ATTACH_PLAYER) game.create_sound(pos, SOUND_HOOK_ATTACH_PLAYER, cmask_all());
		if(events&COREEVENT_HOOK_ATTACH_GROUND) game.create_sound(pos, SOUND_HOOK_ATTACH_GROUND, mask);
		//if(events&COREEVENT_HOOK_RETRACT) snd_play_random(CHN_WORLD, SOUND_PLAYER_JUMP, 1.0f, pos);
	//}
	
	if(team == -1)
	{
		pos.x = input.target_x;
		pos.y = input.target_y;
	}
}

bool CHARACTER::increase_health(int amount)
{
	if(health >= 10)
		return false;
	health = clamp(health+amount, 0, 10);
	return true;
}

bool CHARACTER::increase_armor(int amount)
{
	if(armor >= 10)
		return false;
	armor = clamp(armor+amount, 0, 10);
	return true;
}

void CHARACTER::die(int killer, int weapon)
{
	/*if (dead || team == -1)
		return;*/
	int mode_special = game.controller->on_character_death(this, &game.players[killer], weapon);

	dbg_msg("game", "kill killer='%d:%s' victim='%d:%s' weapon=%d special=%d",
		killer, server_clientname(killer),
		player->client_id, server_clientname(player->client_id), weapon, mode_special);

	// send the kill message
	NETMSG_SV_KILLMSG msg;
	msg.killer = killer;
	msg.victim = player->client_id;
	msg.weapon = weapon;
	msg.mode_special = mode_special;
	msg.pack(MSGFLAG_VITAL);
	server_send_msg(-1);

	// a nice sound
	game.create_sound(pos, SOUND_PLAYER_DIE);

	// set dead state
	// TODO: do stuff here
	/*
	die_pos = pos;
	dead = true;
	die_tick = server_tick();
	*/
	alive = false;
	game.world.remove_entity(this);
	game.create_death(pos, player->client_id);
}

bool CHARACTER::take_damage(vec2 force, int dmg, int from, int weapon)
{
	core.vel += force;
	
	if(game.controller->is_friendly_fire(player->client_id, from) && !config.sv_teamdamage)
		return false;

	// player only inflicts half damage on self
	if(from == player->client_id)
		dmg = max(1, dmg/2);

	// CTF and TDM (TODO: check for FF)
	//if (gameobj->gametype != GAMETYPE_DM && from >= 0 && players[from].team == team)
		//return false;

	damage_taken++;

	// create healthmod indicator
	if(server_tick() < damage_taken_tick+25)
	{
		// make sure that the damage indicators doesn't group together
		game.create_damageind(pos, damage_taken*0.25f, dmg);
	}
	else
	{
		damage_taken = 0;
		game.create_damageind(pos, 0, dmg);
	}

	if(dmg)
	{
		if(armor)
		{
			if(dmg > 1)
			{
				health--;
				dmg--;
			}
			
			if(dmg > armor)
			{
				dmg -= armor;
				armor = 0;
			}
			else
			{
				armor -= dmg;
				dmg = 0;
			}
		}
		
		health -= dmg;
	}

	damage_taken_tick = server_tick();

	// do damage hit sound
	if(from >= 0 && from != player->client_id)
		game.create_sound(game.players[from].view_pos, SOUND_HIT, cmask_one(from));

	// check for death
	if(health <= 0)
	{
		die(from, weapon);

		// set attacker's face to happy (taunt!)
		if (from >= 0 && from != player->client_id)
		{
			CHARACTER *chr = &game.players[from].character;
			chr->emote_type = EMOTE_HAPPY;
			chr->emote_stop = server_tick() + server_tickspeed();
		}

		return false;
	}

	if (dmg > 2)
		game.create_sound(pos, SOUND_PLAYER_PAIN_LONG);
	else
		game.create_sound(pos, SOUND_PLAYER_PAIN_SHORT);

	emote_type = EMOTE_PAIN;
	emote_stop = server_tick() + 500 * server_tickspeed() / 1000;

	// spawn blood?
	return true;
}

void CHARACTER::snap(int snaping_client)
{
	if(distance(game.players[snaping_client].view_pos, pos) > 1000.0f)
		return;
	
	NETOBJ_CHARACTER *character = (NETOBJ_CHARACTER *)snap_new_item(NETOBJTYPE_CHARACTER, player->client_id, sizeof(NETOBJ_CHARACTER));

	core.write(character);

	// this is to make sure that players that are just standing still
	// isn't sent. this is because the physics keep bouncing between
	// 0-128 when just standing.
	// TODO: fix the physics so this isn't needed
	if(snaping_client != player->client_id && abs(character->vy) < 256.0f)
		character->vy = 0;

	if (emote_stop < server_tick())
	{
		emote_type = EMOTE_NORMAL;
		emote_stop = -1;
	}

	character->emote = emote_type;

	character->ammocount = 0;
	character->health = 0;
	character->armor = 0;
	
	character->weapon = active_weapon;
	character->attacktick = attack_tick;

	character->wanted_direction = input.direction;
	/*
	if(input.left && !input.right)
		character->wanted_direction = -1;
	else if(!input.left && input.right)
		character->wanted_direction = 1;*/


	if(player->client_id == snaping_client)
	{
		character->health = health;
		character->armor = armor;
		if(weapons[active_weapon].ammo > 0)
			character->ammocount = weapons[active_weapon].ammo;
	}

	if (character->emote == EMOTE_NORMAL)
	{
		if(250 - ((server_tick() - last_action)%(250)) < 5)
			character->emote = EMOTE_BLINK;
	}

	character->player_state = player_state;
}

PLAYER::PLAYER()
{
}

void PLAYER::init(int client_id)
{
	// clear everything
	mem_zero(this, sizeof(*this));
	new(this) PLAYER();
	this->client_id = client_id;
}

void PLAYER::tick()
{
	server_setclientscore(client_id, score);

	// do latency stuff
	{
		CLIENT_INFO info;
		if(server_getclientinfo(client_id, &info))
		{
			latency.accum += info.latency;
			latency.accum_max = max(latency.accum_max, info.latency);
			latency.accum_min = min(latency.accum_min, info.latency);
		}

		if(server_tick()%server_tickspeed() == 0)
		{
			latency.avg = latency.accum/server_tickspeed();
			latency.max = latency.accum_max;
			latency.min = latency.accum_min;
			latency.accum = 0;
			latency.accum_min = 1000;
			latency.accum_max = 0;
		}
	}
	
	if(spawning && !get_character())
		try_respawn();
		
	if(get_character())
		view_pos = get_character()->pos;
}

void PLAYER::snap(int snaping_client)
{
	NETOBJ_PLAYER_INFO *info = (NETOBJ_PLAYER_INFO *)snap_new_item(NETOBJTYPE_PLAYER_INFO, client_id, sizeof(NETOBJ_PLAYER_INFO));

	info->latency = latency.min;
	info->latency_flux = latency.max-latency.min;
	info->local = 0;
	info->cid = client_id;
	info->score = score;
	info->team = team;

	if(client_id == snaping_client)
		info->local = 1;	
}

void PLAYER::on_disconnect()
{
	kill_character();
	
	//game.controller->on_player_death(&game.players[client_id], 0, -1);
		
	char buf[512];
	str_format(buf, sizeof(buf),  "%s has left the game", server_clientname(client_id));
	game.send_chat(-1, CHAT_ALL, buf);

	dbg_msg("game", "leave player='%d:%s'", client_id, server_clientname(client_id));

	// clear this whole structure
	init(-1);

	/*game.world.remove_entity(&game.players[client_id]);
	game.world.core.players[client_id] = 0x0;
	game.players[client_id].client_id = -1;	*/
}

void PLAYER::on_predicted_input(NETOBJ_PLAYER_INPUT *new_input)
{
	CHARACTER *chr = get_character();
	if(chr)
		chr->on_predicted_input(new_input);
}

void PLAYER::on_direct_input(NETOBJ_PLAYER_INPUT *new_input)
{
	CHARACTER *chr = get_character();
	if(chr)
		chr->on_direct_input(new_input);

	if(!chr && team >= 0 && (new_input->fire&1))
	{
		spawning = true;
		dbg_msg("", "I wanna spawn");
	}
}

CHARACTER *PLAYER::get_character()
{
	if(character.alive)
		return &character;
	return 0;
}

void PLAYER::kill_character()
{
	CHARACTER *chr = get_character();
	if(chr)
		chr->die(-1, -1);
}

void PLAYER::respawn()
{
	spawning = true;
}

void PLAYER::set_team(int new_team)
{
	// clamp the team
	new_team = game.controller->clampteam(new_team);
	if(team == new_team)
		return;
		
	char buf[512];
	str_format(buf, sizeof(buf), "%s joined the %s", server_clientname(client_id), game.controller->get_team_name(new_team));
	game.send_chat(-1, CHAT_ALL, buf); 
	
	kill_character();
	team = new_team;
	score = 0;
	dbg_msg("game", "team_join player='%d:%s' team=%d", client_id, server_clientname(client_id), team);
	
	game.controller->on_player_info_change(&game.players[client_id]);

	// send all info to this client
	for(int i = 0; i < MAX_CLIENTS; i++)
	{
		if(game.players[i].client_id != -1)
			game.send_info(i, -1);
	}
}

vec2 spawn_points[3][64];
int num_spawn_points[3] = {0};

struct SPAWNEVAL
{
	SPAWNEVAL()
	{
		got = false;
		friendly_team = -1;
//		die_pos = vec2(0,0);
		pos = vec2(100,100);
	}
		
	vec2 pos;
	bool got;
	int friendly_team;
	float score;
//	vec2 die_pos;
};

static float evaluate_spawn(SPAWNEVAL *eval, vec2 pos)
{
	float score = 0.0f;
	CHARACTER *c = (CHARACTER *)game.world.find_first(NETOBJTYPE_CHARACTER);
	for(; c; c = (CHARACTER *)c->typenext())
	{
		// team mates are not as dangerous as enemies
		float scoremod = 1.0f;
		if(eval->friendly_team != -1 && c->team == eval->friendly_team)
			scoremod = 0.5f;
			
		float d = distance(pos, c->pos);
		if(d == 0)
			score += 1000000000.0f;
		else
			score += 1.0f/d;
	}
	
	// weight in the die posititon
	/*
	float d = distance(pos, eval->die_pos);
	if(d == 0)
		score += 1000000000.0f;
	else
		score += 1.0f/d;*/
	
	return score;
}

static void evaluate_spawn_type(SPAWNEVAL *eval, int t)
{
	// get spawn point
	/*
	int start, num;
	map_get_type(t, &start, &num);
	if(!num)
		return;
	*/
	for(int i  = 0; i < num_spawn_points[t]; i++)
	{
		//num_spawn_points[t]
		//mapres_spawnpoint *sp = (mapres_spawnpoint*)map_get_item(start + i, NULL, NULL);
		vec2 p = spawn_points[t][i];// vec2((float)sp->x, (float)sp->y);
		float s = evaluate_spawn(eval, p);
		if(!eval->got || eval->score > s)
		{
			eval->got = true;
			eval->score = s;
			eval->pos = p;
		}
	}
}

void PLAYER::try_respawn()
{
	vec2 spawnpos = vec2(100.0f, -60.0f);
	
	// get spawn point
	SPAWNEVAL eval;
	//eval.die_pos = die_pos;
	
	eval.pos = vec2(100, 100);
	
	if(game.controller->gametype == GAMETYPE_CTF)
	{
		eval.friendly_team = team;
		
		// try first try own team spawn, then normal spawn and then enemy
		evaluate_spawn_type(&eval, 1+(team&1));
		if(!eval.got)
		{
			evaluate_spawn_type(&eval, 0);
			if(!eval.got)
				evaluate_spawn_type(&eval, 1+((team+1)&1));
		}
	}
	else
	{
		if(game.controller->gametype == GAMETYPE_TDM)
			eval.friendly_team = team;
			
		evaluate_spawn_type(&eval, 0);
		evaluate_spawn_type(&eval, 1);
		evaluate_spawn_type(&eval, 2);
	}
	
	spawnpos = eval.pos;

	// check if the position is occupado
	ENTITY *ents[2] = {0};
	int num_ents = game.world.find_entities(spawnpos, 64, ents, 2, NETOBJTYPE_CHARACTER);
	
	if(num_ents == 0)
	{
		spawning = false;
		character.spawn(this, spawnpos, team);
	}
	
	/*
	pos = spawnpos;

	core.pos = pos;
	core.vel = vec2(0,0);
	core.hooked_player = -1;

	health = 10;
	armor = 0;
	jumped = 0;
	
	mem_zero(&ninja, sizeof(ninja));
	
	dead = false;
	player_state = PLAYERSTATE_PLAYING;
	
	game.world.insert_entity(this);

	core.hook_state = HOOK_IDLE;

	mem_zero(&input, sizeof(input));

	// init weapons
	mem_zero(&weapons, sizeof(weapons));
	weapons[WEAPON_HAMMER].got = true;
	weapons[WEAPON_HAMMER].ammo = -1;
	weapons[WEAPON_GUN].got = true;
	weapons[WEAPON_GUN].ammo = 10;

	active_weapon = WEAPON_GUN;
	last_weapon = WEAPON_HAMMER;
	queued_weapon = 0;

	reload_timer = 0;

	// Create sound and spawn effects
	game.create_sound(pos, SOUND_PLAYER_SPAWN);
	game.create_playerspawn(pos);

	game.controller->on_player_spawn(player);
	*/
}