truelight@2395: #ifndef AI_H
truelight@2395: #define AI_H
truelight@2395: 
truelight@2395: #include "../functions.h"
truelight@2395: 
truelight@2395: /* How DoCommands look like for an AI */
truelight@2395: typedef struct AICommand {
truelight@2395: 	uint32 tile;
truelight@2395: 	uint32 p1;
truelight@2395: 	uint32 p2;
truelight@2395: 	uint32 procc;
truelight@2395: 
truelight@2395: 	uint32 dp[20];
truelight@2395: 
truelight@2395: 	struct AICommand *next;
truelight@2395: } AICommand;
truelight@2395: 
truelight@2395: /* The struct for an AIScript Player */
truelight@2395: typedef struct AIPlayer {
truelight@2395: 	bool active;            //! Is this AI active?
truelight@2395: 	AICommand *queue;       //! The commands that he has in his queue
truelight@2395: 	AICommand *queue_tail;  //! The tail of this queue
truelight@2395: } AIPlayer;
truelight@2395: 
truelight@2395: /* The struct to keep some data about the AI in general */
truelight@2395: typedef struct AIStruct {
truelight@2395: 	/* General */
truelight@2395: 	bool enabled;           //! Is AI enabled?
truelight@2395: 	uint tick;              //! The current tick (something like _frame_counter, only for AIs)
truelight@2395: 
truelight@2395: 	/* For network-clients (a OpenTTD client who acts as an AI connected to a server) */
truelight@2395: 	bool network_client;    //! Are we a network_client?
truelight@2395: 	uint8 network_player;   //! The current network player we are connected as
truelight@2395: } AIStruct;
truelight@2395: 
truelight@2395: VARDEF AIStruct _ai;
truelight@2395: VARDEF AIPlayer _ai_player[MAX_PLAYERS];
truelight@2395: 
truelight@2395: // ai.c
tron@2551: void AI_StartNewAI(PlayerID player);
tron@2551: void AI_PlayerDied(PlayerID player);
truelight@2395: void AI_RunGameLoop(void);
truelight@2395: void AI_Initialize(void);
truelight@2395: void AI_Uninitialize(void);
truelight@2395: int32 AI_DoCommand(uint tile, uint32 p1, uint32 p2, uint32 flags, uint procc);
truelight@2395: 
truelight@2395: #define AI_CHANCE16(a,b)    ((uint16)     AI_Random()  <= (uint16)((65536 * a) / b))
truelight@2395: #define AI_CHANCE16R(a,b,r) ((uint16)(r = AI_Random()) <= (uint16)((65536 * a) / b))
truelight@2395: 
truelight@2395: /**
truelight@2395:  * The random-function that should be used by ALL AIs.
truelight@2395:  */
truelight@2395: static inline uint AI_RandomRange(uint max)
truelight@2395: {
truelight@2395: 	/* We pick RandomRange if we are in SP (so when saved, we do the same over and over)
truelight@2395: 	 *   but we pick InteractiveRandomRange if we are a network_server or network-client.
truelight@2395: 	 */
truelight@2395: 	if (_networking)
truelight@2395: 		return InteractiveRandomRange(max);
truelight@2395: 	else
truelight@2395: 		return RandomRange(max);
truelight@2395: }
truelight@2395: 
truelight@2395: /**
truelight@2395:  * The random-function that should be used by ALL AIs.
truelight@2395:  */
truelight@2395: static inline uint32 AI_Random(void)
truelight@2395: {
truelight@2395: /* We pick RandomRange if we are in SP (so when saved, we do the same over and over)
truelight@2395: 	 *   but we pick InteractiveRandomRange if we are a network_server or network-client.
truelight@2395: 	 */
truelight@2395: 	if (_networking)
truelight@2395: 		return InteractiveRandom();
truelight@2395: 	else
truelight@2395: 		return Random();
truelight@2395: }
truelight@2395: 
truelight@2395: #endif /* AI_H */