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/*
* PLEASE DO NOT EDIT THIS FILE
* see documentation for more information
*
*
* System Independent Trojka Core
* Copyright (c) 1989-1996 Maarten Los
* --------
*/
#ifndef _trojka_core_h_
#define _trojka_core_h_
/*
* constants
*/
#define tc_trojka 3 /* the magic number */
#define tc_trojkabonus 3333 /* the magic bonus */
#define tc_spiderbonus 6666 /* the spider bonus */
#define tc_bigspiderbonus 9999 /* the big spider bonus */
#define tc_bottombonus 999 /* bonus if you hit the bottom */
#define tc_min_speed 1 /* minimum speed */
#define tc_max_speed 9 /* maximum speed */
#define tc_speed_switch 100 /* # of blocks at which speed is increased */
#define tc_pm_top 20 /* these constants are for the matrix */
#define tc_pm_bottom 1 /* see tr_core.doc */
#define tc_v_xsize 5
#define tc_v_ysize 22
#define tc_virt_middle 2
#define tc_clear 0 /* clear cell in the playing field */
#define tc_tagged -1 /* cell is tagged for wiping */
#define tc_blocks 5 /* number of different blocks */
#define tc_layouts 42 /* number of different layouts */
#define tc_layout_mask 0x03 /* for layout magic */
/*
* return, command and parameter values
*/
#define tc_c_init 1
#define tc_c_blockdown 2
#define tc_c_blockleft 3
#define tc_c_blockright 4
#define tc_c_dropblock 5
#define tc_c_speedup 6
#define tc_c_setspeed 7
#define tc_c_drawfield 8
#define tc_c_setwizard 9
#define tc_i_touchdown 1
#define tc_i_dropblock 2
#define tc_i_force 3
#define tc_res_normal 1
#define tc_res_gameover 2
#define tc_res_touchdown 3
/*
* types
*/
typedef char tt_char;
typedef char tt_bool;
typedef int tt_int;
typedef unsigned long tt_long;
typedef int tt_layout[5]; /* for wizard patterns */
typedef struct _tt_command {
tt_int command;
tt_long param1;
tt_long param2;
tt_long reserved_1;
tt_long reserved_2;
} tt_command; /* command for the trojka api */
/************************************************************************
* This part provides the API between the trojka core and the
* implementation
************************************************************************/
/*
* the standard call to the trojka api
*/
extern int trojka_api(tt_command*);
/*
* these callback functions must be provided by the programmer and
* are called from within the trojka core (tr_core.c)
*/
extern void trojka_make_block_callback(tt_int, tt_int, tt_int);
extern void trojka_wipe_block_callback(tt_int, tt_int);
extern void trojka_explode_callback(tt_int, tt_int);
extern void trojka_trojka_callback(tt_long);
extern void trojka_speedup_callback(tt_int);
extern void trojka_spider_callback(tt_long);
extern void trojka_bottom_callback(tt_long);
/*
* these are read only!
*/
extern tt_int tv_ticks;
extern tt_long tv_score;
extern tt_bool tv_score_reset;
extern tt_long tv_blocks;
extern tt_bool tv_blocks_reset;
extern tt_long tv_trojkas;
extern tt_bool tv_trojkas_reset;
extern tt_long tv_wipes;
extern tt_long tv_wipes_reset;
extern tt_long tv_block_count[tc_blocks];
extern tt_char tv_field[tc_v_xsize][tc_v_ysize];
extern tt_int tv_speed;
extern tt_bool tv_is_wizard;
#endif /* _trojka_core_h_ */
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