mirror of
https://github.com/JGRennison/OpenTTD-patches.git
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131 lines
3.0 KiB
C
131 lines
3.0 KiB
C
#ifndef ORDER_H
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#define ORDER_H
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/* Order types */
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enum {
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OT_NOTHING = 0,
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OT_GOTO_STATION = 1,
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OT_GOTO_DEPOT = 2,
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OT_LOADING = 3,
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OT_LEAVESTATION = 4,
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OT_DUMMY = 5,
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OT_GOTO_WAYPOINT = 6
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};
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/* Order flags -- please use OFB instead OF and use HASBIT/SETBIT/CLEARBIT */
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enum {
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OF_UNLOAD = 0x2,
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OF_FULL_LOAD = 0x4, // Also used when to force an aircraft into a depot
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OF_NON_STOP = 0x8
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};
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/* Order flags bits */
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enum {
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OFB_UNLOAD = 1,
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OFB_FULL_LOAD = 2,
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OFB_NON_STOP = 3
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};
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/* Possible clone options */
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enum {
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CO_SHARE = 0,
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CO_COPY = 1,
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CO_UNSHARE = 2
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};
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/* Modes for the order checker */
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enum {
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OC_INIT = 0, //the order checker can initialize a news message
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OC_VALIDATE = 1, //the order checker validates a news message
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};
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/* If you change this, keep in mind that it is saved on 3 places:
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- Load_ORDR, all the global orders
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- Vehicle -> current_order
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- REF_SHEDULE (all REFs are currently limited to 16 bits!!) */
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typedef struct Order {
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uint8 type;
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uint8 flags;
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uint16 station;
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struct Order *next; //! Pointer to next order. If NULL, end of list
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uint16 index; //! Index of the order, is not saved or anything, just for reference
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} Order;
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typedef struct {
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VehicleID clone;
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byte orderindex;
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Order order[41];
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uint16 service_interval;
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char name[32];
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} BackuppedOrders;
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VARDEF TileIndex _backup_orders_tile;
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VARDEF BackuppedOrders _backup_orders_data[1];
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VARDEF Order _orders[5000];
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VARDEF uint32 _orders_size;
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static inline Order *GetOrder(uint index)
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{
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assert(index < _orders_size);
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return &_orders[index];
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}
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#define FOR_ALL_ORDERS_FROM(o, from) for(o = GetOrder(from); o != &_orders[_orders_size]; o++)
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#define FOR_ALL_ORDERS(o) FOR_ALL_ORDERS_FROM(o, 0)
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#define FOR_VEHICLE_ORDERS(v, order) for (order = v->orders; order != NULL; order = order->next)
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static inline bool HasOrderPoolFree(uint amount)
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{
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const Order *order;
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FOR_ALL_ORDERS(order)
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if (order->type == OT_NOTHING)
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if (--amount == 0)
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return true;
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return false;
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}
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static inline bool IsOrderPoolFull(void)
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{
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return !HasOrderPoolFree(1);
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}
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/* Pack and unpack routines */
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static inline uint32 PackOrder(const Order *order)
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{
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return order->station << 16 | order->flags << 8 | order->type;
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}
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static inline Order UnpackOrder(uint32 packed)
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{
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Order order;
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order.type = (packed & 0x000000FF);
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order.flags = (packed & 0x0000FF00) >> 8;
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order.station = (packed & 0xFFFF0000) >> 16;
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order.next = NULL;
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return order;
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}
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/* Functions */
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void BackupVehicleOrders(Vehicle *v, BackuppedOrders *order);
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void RestoreVehicleOrders(Vehicle *v, BackuppedOrders *order);
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void DeleteDestinationFromVehicleOrder(Order dest);
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void InvalidateVehicleOrder(const Vehicle *v);
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bool VehicleHasDepotOrders(const Vehicle *v);
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bool CheckOrders(uint data_a, uint data_b);
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void DeleteVehicleOrders(Vehicle *v);
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bool IsOrderListShared(const Vehicle *v);
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void AssignOrder(Order *order, Order data);
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bool CheckForValidOrders(Vehicle *v);
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Order UnpackVersion4Order(uint16 packed);
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Order UnpackOldOrder(uint16 packed);
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#endif /* ORDER_H */
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