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(svn r12818) -Codechange: make callbacks 31 and 37 behave like they do in TTDP according to frosch's survey.

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rubidium
2008-04-21 13:45:03 +00:00
parent a40bba8bac
commit 22140d82c6
5 changed files with 10 additions and 16 deletions
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9
src/roadveh_cmd.cpp
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@@ -293,19 +293,16 @@ CommandCost CmdBuildRoadVeh(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
*/
CommandCost CmdStartStopRoadVeh(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
{
Vehicle *v;
uint16 callback;
if (!IsValidVehicleID(p1)) return CMD_ERROR;
v = GetVehicle(p1);
Vehicle *v = GetVehicle(p1);
if (v->type != VEH_ROAD || !CheckOwnership(v->owner)) return CMD_ERROR;
/* Check if this road veh can be started/stopped. The callback will fail or
* return 0xFF if it can. */
callback = GetVehicleCallback(CBID_VEHICLE_START_STOP_CHECK, 0, 0, v->engine_type, v);
if (callback != CALLBACK_FAILED && callback != 0xFF) {
uint16 callback = GetVehicleCallback(CBID_VEHICLE_START_STOP_CHECK, 0, 0, v->engine_type, v);
if (callback != CALLBACK_FAILED && GB(callback, 0, 8) != 0xFF) {
StringID error = GetGRFStringID(GetEngineGRFID(v->engine_type), 0xD000 + callback);
return_cmd_error(error);
}