ensure map is the same during a game session

w/w.c

@@ -368,6 +368,7 @@ void updatepov()
 			pov[2 - frontoffset][1 + rtoloffset] = charatpos(newX, newY);
 		}
 	}
+	update3dpov();
 }
 
 void forward()
@@ -451,6 +452,7 @@ void clearscreen()
 void init()
 {
 	printf("Démarrage...\n");
+	map[0] = 0;
 	srand(time(NULL));
 	FILE* file = fopen(statepath, "r");
 	if (file)
@@ -839,7 +841,10 @@ void update(char* command)
 			state.position.y = 13;
 			state.position.orientation = NORTH;
 			
-			initmap();
+			if (map[0] == 0)
+			{
+				initmap();
+			}
 			updatepov();
 		}
 		else if (c == CMD_GOTOMARKET)
@@ -966,7 +971,6 @@ void draw()
 	}
 	else if (state.screen == SC_MAP)
 	{
-		update3dpov();
 		drawpov3d();
 
 		// todo: would need a compass?