Poke terraformeur

addEventListener("keydown", function(e) {
    if(e.keyCode == 32) { // espace
        tx = Math.round(G.game.player.x / G.basesize);
        ty = Math.round(G.game.player.y / G.basesize);

        map = G.map.big_world;

        switch(G.game.player.dir) {
            case "up":
                map.map[tx][ty-1] = 2;
                map.map_t[tx][ty-1] = 0; break;
            case "down":
                map.map_t[tx][ty+1] = 0;
                map.map[tx][ty+1] = 2; break;
            case "left":
                map.map_t[tx-1][ty] = 0;
                map.map[tx-1][ty] = 2; break;
            case "right":
                map.map_t[tx+1][ty] = 0;
                map.map[tx+1][ty] = 2; break;
        }
    }
});