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Diffstat (limited to 'hacks/pacman.h')
| -rw-r--r-- | hacks/pacman.h | 220 |
1 files changed, 220 insertions, 0 deletions
diff --git a/hacks/pacman.h b/hacks/pacman.h new file mode 100644 index 0000000..a5b91dc --- /dev/null +++ b/hacks/pacman.h @@ -0,0 +1,220 @@ +/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/*- + * Copyright (c) 2002 by Edwin de Jong <mauddib@gmx.net>. + * + * Permission to use, copy, modify, and distribute this software and its + * documentation for any purpose and without fee is hereby granted, + * provided that the above copyright notice appear in all copies and that + * both that copyright notice and this permission notice appear in + * supporting documentation. + * + * This file is provided AS IS with no warranties of any kind. The author + * shall have no liability with respect to the infringement of copyrights, + * trade secrets or any patents by this file or any part thereof. In no + * event will the author be liable for any lost revenue or profits or + * other special, indirect and consequential damages. + * + * Revision History: + * 3-May-2002: Added AI to pacman and ghosts, slowed down ghosts. + * 26-Nov-2001: Random level generator added + * 01-Nov-2000: Allocation checks + * 04-Jun-1997: Compatible with xscreensaver + * + */ + +#ifndef __PACMAN_H__ +#define __PACMAN_H__ + +#ifdef HAVE_CONFIG_H +# include "config.h" +#endif + +#include "xlockmoreI.h" + +#include "ximage-loader.h" + +#define LEVHEIGHT 32U +#define LEVWIDTH 40U + +#define TILEWIDTH 5U +#define TILEHEIGHT 5U + +#define GETNB(n) ((1 << (n)) - 1) +#define TESTNB(v, n) (((1 << (n)) & v) != 0x00) +#define SNB(v, n) ((v) |= (1 << (n))) +#define UNSNB(v, n) ((v) &= ~(1 << (n))) +#define GHOSTS 4U +#define MAXMOUTH 3 +#define MAXGPOS 2 +#define MAXGDIR 4 +#define MAXGWAG 2 +#define MAXGFLASH 2 +#define MINGRIDSIZE 4 +#define MINSIZE 3 +#define NOWHERE 16383 +#define START ((LRAND() & 1) ? 1 : 3) +#define MINDOTPERC 10 + +#define YELLOW (MI_NPIXELS(mi) / 6) +#define GREEN (23 * MI_NPIXELS(mi) / 64) +#define BLUE (45 * MI_NPIXELS(mi) / 64) +#define WHITE (MI_NPIXELS(mi)) + +#define LINEWIDTH 4 +#define HLINEWIDTH 1 +#define JAILHEIGHT 7 +#define JAILWIDTH 8 + +#define GETFACTOR(x, y) ((x) > (y) ? 1 : ((x) < (y) ? -1 : 0)) +#define SIGN(x) GETFACTOR((x), 0) +#define TRACEVECS 40 +#define PAC_DEATH_FRAMES 8 + +#define GHOST_TRACE ( LEVWIDTH * LEVHEIGHT ) + +#define DIRVECS 4 +#define NUM_BONUS_DOTS 4 + +typedef struct +{ + int vx, vy; +} tracevec_struct; + +typedef enum + { inbox = 0, goingout, randdir, chasing, hiding, goingin } GhostState; +typedef enum + { ps_eating = 0, ps_chasing, ps_hiding, ps_random, ps_dieing } PacmanState; +typedef enum +{ GHOST_DANGER, GHOST_EATEN } GameState; + +typedef struct +{ + volatile unsigned int col, row; + unsigned int lastbox, nextcol, nextrow; + int dead; + int cfactor, rfactor; + int cf, rf; + int oldcf, oldrf; + volatile int timeleft; + GhostState aistate; + int speed; + XPoint delta; + XPoint err; + int flash_scared; + int trace_idx; + tracevec_struct trace[GHOST_TRACE]; + int home_idx; + volatile int home_count; + tracevec_struct way_home[GHOST_TRACE]; + volatile int wait_pos; /* a cycle before calculating the position */ +#if 0 /* Used for debugging */ + int ndirs; + int oldndirs; +#endif + +#if 0 /* Used for debugging */ + char last_stat[1024]; +#endif + +} ghoststruct; + +typedef struct +{ + unsigned int col, row; + unsigned int lastbox, nextcol, nextrow; + int mouthstage, mouthdirection; + int cfactor, rfactor; + int cf, rf; + int oldcf, oldrf; + int oldlx, oldly; + int justate; + PacmanState aistate; + tracevec_struct trace[TRACEVECS]; + int cur_trace; + int state_change; + int roundscore; + int speed; + int lastturn; + XPoint delta; + XPoint err; + int deaths; + int init_row; +} pacmanstruct; + + +typedef struct +{ + unsigned int x, y; + int eaten; +} bonus_dot; + + +/* This are tiles which can be placed to create a level. */ +struct tiles { + char block[TILEWIDTH * TILEHEIGHT + 1]; + unsigned dirvec[4]; + unsigned ndirs; + unsigned simular_to; +}; + +typedef struct +{ + unsigned short width, height; + unsigned short nrows, ncols; + short xs, ys, xb, yb; + short incx, incy; + GC stippledGC; + int graphics_format; + pacmanstruct pacman; + ghoststruct *ghosts; + unsigned int nghosts; + Pixmap pacmanPixmap[4][MAXMOUTH]; + Pixmap pacmanMask[4][MAXMOUTH]; + Pixmap pacman_ds[PAC_DEATH_FRAMES]; /* pacman death sequence */ + Pixmap pacman_ds_mask[PAC_DEATH_FRAMES]; + Pixmap ghostPixmap[4][MAXGDIR][MAXGWAG]; + Pixmap ghostMask; + Pixmap s_ghostPixmap[MAXGFLASH][MAXGWAG]; /* Scared ghost Pixmaps */ + Pixmap ghostEyes[MAXGDIR]; + char level[LEVHEIGHT * LEVWIDTH]; + unsigned int wallwidth; + unsigned int dotsleft; + int spritexs, spriteys, spritedx, spritedy; + + GameState gamestate; + unsigned int timeleft; + + char last_pac_stat[1024]; + + /* draw_pacman_sprite */ + int pm_mouth; + int pm_mouth_delay; + int pm_open_mouth; + int pm_death_frame; + int pm_death_delay; + + /* draw_ghost_sprite */ + int gh_wag; + int gh_wag_count; + + /* flash_bonus_dots */ + int bd_flash_count; + int bd_on; + + /* pacman_tick */ + int ghost_scared_timer; + int flash_timer; + PacmanState old_pac_state; + + /* pacman_level.c */ + bonus_dot bonus_dots[NUM_BONUS_DOTS]; + struct tiles *tiles; + +} pacmangamestruct; + +extern pacmangamestruct *pacman_games; +extern Bool pacman_trackmouse; + +typedef char lev_t[LEVHEIGHT][LEVWIDTH + 1]; + +#endif /* __PACMAN_H__ */ |