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map::agent_startpos(): Introduce, abstract out from main loop

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This commit is contained in:
Petr Baudis 2011-11-27 00:38:31 +01:00
parent ea4f18b642
commit ec3897b29b
3 changed files with 16 additions and 6 deletions
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6
main.cc
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@ -66,11 +66,7 @@ next_agent:
int cfd = accept(lfd, NULL, NULL); int cfd = accept(lfd, NULL, NULL);
if (cfd >= 0) { if (cfd >= 0) {
class connection *conn = new class connection(cfd); class connection *conn = new class connection(cfd);
class tile *agentpos; agents.push_back(new class agent(agents.size(), map.agent_startpos(), conn));
do {
agentpos = &map.tile_at(random() % map.w, random() % map.h);
} while (agentpos->agent);
agents.push_back(new class agent(agents.size(), *agentpos, conn));
} }
/* Run on_tick everywhere. */ /* Run on_tick everywhere. */

14
map.cc
View file

@ -1,5 +1,6 @@
#include <iostream>
#include <cassert> #include <cassert>
#include <cstdlib>
#include <iostream>
#include "agent.h" #include "agent.h"
#include "map.h" #include "map.h"
@ -47,6 +48,17 @@ tile::tile_in_dir(int dir_x, int dir_y)
} }
class tile &
map::agent_startpos(void)
{
/* Find a random starting tile that is not occupied yet. */
class tile *tile;
do {
tile = &tile_at(random() % w, random() % h);
} while (tile->agent);
return *tile;
}
void void
map::on_tick(void) map::on_tick(void)
{ {

2
map.h
View file

@ -55,6 +55,8 @@ public:
return *tiles[y * w + x]; return *tiles[y * w + x];
}; };
class tile &agent_startpos(void);
void on_tick(void); void on_tick(void);
void print_map(void); void print_map(void);