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(svn r10362) -Codechange: make tunnel costs less exponential for (very) long tunnels.

release/0.6
rubidium 2007-06-27 19:00:14 +00:00
parent 06be10925d
commit 2a96ca6983
1 changed files with 10 additions and 1 deletions
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11
src/tunnelbridge_cmd.cpp
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@ -499,6 +499,12 @@ CommandCost CmdBuildTunnel(TileIndex start_tile, uint32 flags, uint32 p1, uint32
}
end_tile = start_tile;
/** Tile shift coeficient. Will decrease for very long tunnels to avoid exponential growth of price*/
int tiles_coef = 3;
/** Number of tiles from start of tunnel */
int tiles = 0;
for (;;) {
end_tile += delta;
end_tileh = GetTileSlope(end_tile, &end_z);
@ -509,8 +515,11 @@ CommandCost CmdBuildTunnel(TileIndex start_tile, uint32 flags, uint32 p1, uint32
return_cmd_error(STR_5003_ANOTHER_TUNNEL_IN_THE_WAY);
}
tiles++;
if (tiles == 25 || tiles == 50 || tiles == 100 || tiles == 200 || tiles == 400 || tiles == 800) tiles_coef++;
cost.AddCost(_price.build_tunnel);
cost.AddCost(cost.GetCost() >> 3); // add a multiplier for longer tunnels
cost.AddCost(cost.GetCost() >> tiles_coef); // add a multiplier for longer tunnels
}
/* Add the cost of the entrance */