brmlife/agent.cc
2011-11-27 03:16:11 +01:00

106 lines
1.6 KiB
C++

#include <cassert>
#include <cstdlib>
#include <iostream>
#include "agent.h"
#include "connection.h"
#include "main.h"
#include "map.h"
void
agent::put_at(class tile &t)
{
if (!t.on_agent_enter(*this)) {
std::cerr << "Collision.";
exit(EXIT_FAILURE);
}
}
bool
agent::move_dir(int dir_x, int dir_y)
{
if (dead)
return false;
energy -= world::move_cost;
class tile *t2 = &tile->tile_in_dir(dir_x, dir_y);
if (t2->agent) {
if (t2->agent->dead) {
class agent *a = t2->agent;
t2->on_agent_leave(*a);
/* Nom. */
energy += a->energy;
a->energy = 0;
} else {
return false;
}
}
if (!t2->on_agent_enter(*this))
return false;
tile->on_agent_leave(*this);
tile = t2;
return true;
}
void
agent::die(void)
{
assert(!dead);
dead = true;
energy = world::dead_body_energy;
}
void
agent::on_action_takes(void)
{
if (!conn)
return;
conn->actions(this);
}
void
agent::on_tick(void)
{
if (!dead) {
energy += world::sun_energy;
if (energy <= 0)
die();
} else {
energy += world::dead_decay;
if (energy < 0)
energy = 0;
}
}
void
agent::on_senses_update(void)
{
if (!conn)
return;
char around[8] = {
tile->tile_in_dir(0, -1).symbol(),
tile->tile_in_dir(1, -1).symbol(),
tile->tile_in_dir(1, 0).symbol(),
tile->tile_in_dir(1, 1).symbol(),
tile->tile_in_dir(0, 1).symbol(),
tile->tile_in_dir(-1, 1).symbol(),
tile->tile_in_dir(-1, 0).symbol(),
tile->tile_in_dir(-1, -1).symbol(),
};
conn->senses(tick_id, dead, energy, around);
}
agent::~agent()
{
tile->on_agent_leave(*this);
if (conn) {
conn->cancel();
conn = NULL;
}
};