1 // ============================================================================
2 // Artsoft Retro-Game Library
3 // ----------------------------------------------------------------------------
4 // (c) 1995-2014 by Artsoft Entertainment
7 // http://www.artsoft.org/
8 // ----------------------------------------------------------------------------
10 // ============================================================================
19 #if defined(PLATFORM_MACOSX)
21 #elif defined(PLATFORM_WIN32)
23 #elif defined(PLATFORM_ANDROID)
30 /* the additional 'b' is needed for Win32 to open files in binary mode */
31 #define MODE_READ "rb"
32 #define MODE_WRITE "wb"
33 #define MODE_APPEND "ab"
35 #define DEFAULT_DEPTH 0
39 #define BLIT_INVERSE 2
40 #define BLIT_ON_BACKGROUND 3
42 /* values for fullscreen status */
43 #define FULLSCREEN_NOT_AVAILABLE FALSE
44 #define FULLSCREEN_AVAILABLE TRUE
46 /* values for window scaling */
47 #define WINDOW_SCALING_NOT_AVAILABLE FALSE
48 #define WINDOW_SCALING_AVAILABLE TRUE
50 #define MIN_WINDOW_SCALING_PERCENT 50
51 #define STD_WINDOW_SCALING_PERCENT 100
52 #define MAX_WINDOW_SCALING_PERCENT 300
53 #define STEP_WINDOW_SCALING_PERCENT 10
55 /* values for window scaling quality */
56 #define SCALING_QUALITY_NEAREST "nearest"
57 #define SCALING_QUALITY_LINEAR "linear"
58 #define SCALING_QUALITY_BEST "best"
60 #define SCALING_QUALITY_DEFAULT SCALING_QUALITY_LINEAR
62 /* values for touch control */
63 #define TOUCH_CONTROL_VIRTUAL_BUTTONS "virtual_buttons"
64 #define TOUCH_CONTROL_WIPE_GESTURES "wipe_gestures"
66 #define TOUCH_CONTROL_DEFAULT TOUCH_CONTROL_VIRTUAL_BUTTONS
68 #define TOUCH_MOVE_DISTANCE_DEFAULT 2
69 #define TOUCH_DROP_DISTANCE_DEFAULT 5
72 /* default input keys */
73 #define DEFAULT_KEY_LEFT KSYM_Left
74 #define DEFAULT_KEY_RIGHT KSYM_Right
75 #define DEFAULT_KEY_UP KSYM_Up
76 #define DEFAULT_KEY_DOWN KSYM_Down
77 #if defined(PLATFORM_MACOSX)
78 #define DEFAULT_KEY_SNAP KSYM_Control_L
79 #define DEFAULT_KEY_DROP KSYM_KP_Enter
81 #define DEFAULT_KEY_SNAP KSYM_Control_L
82 #define DEFAULT_KEY_DROP KSYM_Control_R
84 #define DEFAULT_KEY_OKAY KSYM_Return
85 #define DEFAULT_KEY_CANCEL KSYM_Escape
87 /* default shortcut keys */
88 #define DEFAULT_KEY_SAVE_GAME KSYM_F1
89 #define DEFAULT_KEY_LOAD_GAME KSYM_F2
90 #define DEFAULT_KEY_TOGGLE_PAUSE KSYM_space
91 #define DEFAULT_KEY_FOCUS_PLAYER_1 KSYM_F5
92 #define DEFAULT_KEY_FOCUS_PLAYER_2 KSYM_F6
93 #define DEFAULT_KEY_FOCUS_PLAYER_3 KSYM_F7
94 #define DEFAULT_KEY_FOCUS_PLAYER_4 KSYM_F8
95 #define DEFAULT_KEY_FOCUS_PLAYER_ALL KSYM_F9
96 #define DEFAULT_KEY_TAPE_EJECT KSYM_UNDEFINED
97 #define DEFAULT_KEY_TAPE_EXTRA KSYM_UNDEFINED
98 #define DEFAULT_KEY_TAPE_STOP KSYM_UNDEFINED
99 #define DEFAULT_KEY_TAPE_PAUSE KSYM_UNDEFINED
100 #define DEFAULT_KEY_TAPE_RECORD KSYM_UNDEFINED
101 #define DEFAULT_KEY_TAPE_PLAY KSYM_UNDEFINED
102 #define DEFAULT_KEY_SOUND_SIMPLE KSYM_UNDEFINED
103 #define DEFAULT_KEY_SOUND_LOOPS KSYM_UNDEFINED
104 #define DEFAULT_KEY_SOUND_MUSIC KSYM_UNDEFINED
105 #define DEFAULT_KEY_SNAP_LEFT KSYM_UNDEFINED
106 #define DEFAULT_KEY_SNAP_RIGHT KSYM_UNDEFINED
107 #define DEFAULT_KEY_SNAP_UP KSYM_UNDEFINED
108 #define DEFAULT_KEY_SNAP_DOWN KSYM_UNDEFINED
110 /* values for key_status */
111 #define KEY_NOT_PRESSED FALSE
112 #define KEY_RELEASED FALSE
113 #define KEY_PRESSED TRUE
115 /* values for button status */
116 #define MB_NOT_PRESSED FALSE
117 #define MB_NOT_RELEASED TRUE
118 #define MB_RELEASED FALSE
119 #define MB_PRESSED TRUE
120 #define MB_MENU_CHOICE FALSE
121 #define MB_MENU_MARK TRUE
122 #define MB_MENU_INITIALIZE (-1)
123 #define MB_MENU_LEAVE (-2)
124 #define MB_LEFTBUTTON 1
125 #define MB_MIDDLEBUTTON 2
126 #define MB_RIGHTBUTTON 3
127 #define MB_WHEEL_UP 4
128 #define MB_WHEEL_DOWN 5
129 #define MB_WHEEL_LEFT 6
130 #define MB_WHEEL_RIGHT 7
131 #define IS_WHEEL_BUTTON_VERTICAL(b) ((b) >= MB_WHEEL_UP && \
132 (b) <= MB_WHEEL_DOWN)
133 #define IS_WHEEL_BUTTON_HORIZONTAL(b) ((b) >= MB_WHEEL_LEFT && \
134 (b) <= MB_WHEEL_RIGHT)
135 #define IS_WHEEL_BUTTON(b) ((b) >= MB_WHEEL_UP && \
136 (b) <= MB_WHEEL_DOWN)
137 #define DEFAULT_WHEEL_STEPS 3
139 #define BUTTON_STEPSIZE(b) ((b) == MB_LEFTBUTTON ? 1 : \
140 (b) == MB_MIDDLEBUTTON ? 5 : \
141 (b) == MB_RIGHTBUTTON ? 10 : 1)
143 /* values for move directions */
144 #define MV_BIT_LEFT 0
145 #define MV_BIT_RIGHT 1
147 #define MV_BIT_DOWN 3
149 #define NUM_DIRECTIONS 4
151 /* diagonal movement directions are used in a different contect than buttons */
152 #define MV_BIT_UPLEFT 4
153 #define MV_BIT_UPRIGHT 5
154 #define MV_BIT_DOWNLEFT 6
155 #define MV_BIT_DOWNRIGHT 7
157 #define NUM_DIRECTIONS_FULL 8
159 /* values for special "button" bitmasks */
163 #define NUM_PLAYER_ACTIONS 6
165 /* values for special "focus player" bitmasks */
166 #define BIT_SET_FOCUS 6
168 /* values for move directions and special "button" key bitmasks */
170 #define MV_LEFT (1 << MV_BIT_LEFT)
171 #define MV_RIGHT (1 << MV_BIT_RIGHT)
172 #define MV_UP (1 << MV_BIT_UP)
173 #define MV_DOWN (1 << MV_BIT_DOWN)
175 #define MV_UPLEFT (MV_UP | MV_LEFT)
176 #define MV_UPRIGHT (MV_UP | MV_RIGHT)
177 #define MV_DOWNLEFT (MV_DOWN | MV_LEFT)
178 #define MV_DOWNRIGHT (MV_DOWN | MV_RIGHT)
180 #define MV_HORIZONTAL (MV_LEFT | MV_RIGHT)
181 #define MV_VERTICAL (MV_UP | MV_DOWN)
182 #define MV_ALL_DIRECTIONS (MV_LEFT | MV_RIGHT | MV_UP | MV_DOWN)
183 #define MV_ANY_DIRECTION (MV_ALL_DIRECTIONS)
184 #define MV_NO_DIRECTION (MV_NONE)
186 #define KEY_BUTTON_1 (1 << BUTTON_1)
187 #define KEY_BUTTON_2 (1 << BUTTON_2)
188 #define KEY_BUTTON_SNAP KEY_BUTTON_1
189 #define KEY_BUTTON_DROP KEY_BUTTON_2
190 #define KEY_MOTION (MV_LEFT | MV_RIGHT | MV_UP | MV_DOWN)
191 #define KEY_BUTTON (KEY_BUTTON_1 | KEY_BUTTON_2)
192 #define KEY_ACTION (KEY_MOTION | KEY_BUTTON)
194 #define KEY_SET_FOCUS (1 << BIT_SET_FOCUS)
196 #define MV_DIR_FROM_BIT(x) ((x) < NUM_DIRECTIONS ? 1 << (x) : \
197 (x) == MV_BIT_UPLEFT ? MV_UPLEFT : \
198 (x) == MV_BIT_UPRIGHT ? MV_UPRIGHT : \
199 (x) == MV_BIT_DOWNLEFT ? MV_DOWNLEFT : \
200 (x) == MV_BIT_DOWNRIGHT ? MV_DOWNRIGHT : \
203 #define MV_DIR_TO_BIT(x) ((x) == MV_LEFT ? MV_BIT_LEFT : \
204 (x) == MV_RIGHT ? MV_BIT_RIGHT : \
205 (x) == MV_UP ? MV_BIT_UP : \
206 (x) == MV_DOWN ? MV_BIT_DOWN : \
207 (x) == MV_UPLEFT ? MV_BIT_UPLEFT : \
208 (x) == MV_UPRIGHT ? MV_BIT_UPRIGHT : \
209 (x) == MV_DOWNLEFT ? MV_BIT_DOWNLEFT : \
210 (x) == MV_DOWNRIGHT ? MV_BIT_DOWNRIGHT : \
213 #define MV_DIR_OPPOSITE(x) ((x) == MV_LEFT ? MV_RIGHT : \
214 (x) == MV_RIGHT ? MV_LEFT : \
215 (x) == MV_UP ? MV_DOWN : \
216 (x) == MV_DOWN ? MV_UP : \
217 (x) == MV_UPLEFT ? MV_DOWNRIGHT : \
218 (x) == MV_UPRIGHT ? MV_DOWNLEFT : \
219 (x) == MV_DOWNLEFT ? MV_UPRIGHT : \
220 (x) == MV_DOWNRIGHT ? MV_UPLEFT : \
223 /* values for animation mode (frame order and direction) */
225 #define ANIM_LOOP (1 << 0)
226 #define ANIM_LINEAR (1 << 1)
227 #define ANIM_PINGPONG (1 << 2)
228 #define ANIM_PINGPONG2 (1 << 3)
229 #define ANIM_RANDOM (1 << 4)
230 #define ANIM_CE_VALUE (1 << 5)
231 #define ANIM_CE_SCORE (1 << 6)
232 #define ANIM_CE_DELAY (1 << 7)
233 #define ANIM_REVERSE (1 << 8)
234 #define ANIM_OPAQUE_PLAYER (1 << 9)
236 /* values for special (non game element) animation modes */
237 #define ANIM_HORIZONTAL (1 << 10)
238 #define ANIM_VERTICAL (1 << 11)
239 #define ANIM_CENTERED (1 << 12)
240 #define ANIM_STATIC_PANEL (1 << 13)
242 #define ANIM_DEFAULT ANIM_LOOP
244 /* values for special drawing styles (currently only for crumbled graphics) */
246 #define STYLE_ACCURATE_BORDERS (1 << 0)
247 #define STYLE_INNER_CORNERS (1 << 1)
249 #define STYLE_DEFAULT STYLE_NONE
251 /* values for fade mode */
252 #define FADE_TYPE_NONE 0
253 #define FADE_TYPE_FADE_IN (1 << 0)
254 #define FADE_TYPE_FADE_OUT (1 << 1)
255 #define FADE_TYPE_TRANSFORM (1 << 2)
256 #define FADE_TYPE_CROSSFADE (1 << 3)
257 #define FADE_TYPE_MELT (1 << 4)
258 #define FADE_TYPE_SKIP (1 << 5)
260 #define FADE_MODE_NONE (FADE_TYPE_NONE)
261 #define FADE_MODE_FADE_IN (FADE_TYPE_FADE_IN)
262 #define FADE_MODE_FADE_OUT (FADE_TYPE_FADE_OUT)
263 #define FADE_MODE_FADE (FADE_TYPE_FADE_IN | FADE_TYPE_FADE_OUT)
264 #define FADE_MODE_TRANSFORM (FADE_TYPE_TRANSFORM | FADE_TYPE_FADE_IN)
265 #define FADE_MODE_CROSSFADE (FADE_MODE_TRANSFORM | FADE_TYPE_CROSSFADE)
266 #define FADE_MODE_MELT (FADE_MODE_TRANSFORM | FADE_TYPE_MELT)
267 #define FADE_MODE_SKIP_FADE_IN (FADE_TYPE_SKIP | FADE_TYPE_FADE_IN)
268 #define FADE_MODE_SKIP_FADE_OUT (FADE_TYPE_SKIP | FADE_TYPE_FADE_OUT)
270 #define FADE_MODE_DEFAULT FADE_MODE_FADE
272 /* values for text alignment */
273 #define ALIGN_LEFT (1 << 0)
274 #define ALIGN_RIGHT (1 << 1)
275 #define ALIGN_CENTER (1 << 2)
276 #define ALIGN_DEFAULT ALIGN_LEFT
278 #define VALIGN_TOP (1 << 0)
279 #define VALIGN_BOTTOM (1 << 1)
280 #define VALIGN_MIDDLE (1 << 2)
281 #define VALIGN_DEFAULT VALIGN_TOP
283 #define ALIGNED_XPOS(x,w,a) ((a) == ALIGN_CENTER ? (x) - (w) / 2 : \
284 (a) == ALIGN_RIGHT ? (x) - (w) : (x))
285 #define ALIGNED_YPOS(y,h,v) ((v) == VALIGN_MIDDLE ? (y) - (h) / 2 : \
286 (v) == VALIGN_BOTTOM ? (y) - (h) : (y))
287 #define ALIGNED_TEXT_XPOS(p) ALIGNED_XPOS((p)->x, (p)->width, (p)->align)
288 #define ALIGNED_TEXT_YPOS(p) ALIGNED_YPOS((p)->y, (p)->height, (p)->valign)
290 /* values for redraw_mask */
291 #define REDRAW_NONE (0)
292 #define REDRAW_ALL (1 << 0)
293 #define REDRAW_FIELD (1 << 1)
294 #define REDRAW_TILES (1 << 2)
295 #define REDRAW_DOOR_1 (1 << 3)
296 #define REDRAW_VIDEO_1 (1 << 4)
297 #define REDRAW_VIDEO_2 (1 << 5)
298 #define REDRAW_VIDEO_3 (1 << 6)
299 #define REDRAW_MICROLEVEL (1 << 7)
300 #define REDRAW_MICROLABEL (1 << 8)
301 #define REDRAW_FROM_BACKBUFFER (1 << 9)
302 #define REDRAW_DOOR_2 (REDRAW_VIDEO_1 | \
305 #define REDRAW_DOOR_3 (1 << 10)
306 #define REDRAW_DOORS (REDRAW_DOOR_1 | \
309 #define REDRAW_MAIN (REDRAW_FIELD | \
312 #define REDRAW_FPS (1 << 11)
314 /* on modern graphics systems and when using the SDL target, the old tile redraw
315 optimization can slow things down a lot due to many small blits compared to
316 one single playfield-sized blit (especially observed on Mac OS X with SDL) */
317 #define REDRAWTILES_THRESHOLD 0
319 #define IN_GFX_FIELD_PLAY(x, y) (x >= gfx.sx && x < gfx.sx + gfx.sxsize && \
320 y >= gfx.sy && y < gfx.sy + gfx.sysize)
321 #define IN_GFX_FIELD_FULL(x, y) (x >= gfx.real_sx && \
322 x < gfx.real_sx + gfx.full_sxsize && \
323 y >= gfx.real_sy && \
324 y < gfx.real_sy + gfx.full_sysize)
325 #define IN_GFX_DOOR_1(x, y) (x >= gfx.dx && x < gfx.dx + gfx.dxsize && \
326 y >= gfx.dy && y < gfx.dy + gfx.dysize)
327 #define IN_GFX_DOOR_2(x, y) (x >= gfx.vx && x < gfx.vx + gfx.vxsize && \
328 y >= gfx.vy && y < gfx.vy + gfx.vysize)
329 #define IN_GFX_DOOR_3(x, y) (x >= gfx.ex && x < gfx.ex + gfx.exsize && \
330 y >= gfx.ey && y < gfx.ey + gfx.eysize)
332 /* values for mouse cursor */
333 #define CURSOR_DEFAULT 0
334 #define CURSOR_NONE 1
335 #define CURSOR_PLAYFIELD 2
337 /* fundamental game speed values */
338 #define ONE_SECOND_DELAY 1000 /* delay value for one second */
339 #define GAME_FRAME_DELAY 20 /* frame delay in milliseconds */
340 #define FFWD_FRAME_DELAY 10 /* 200% speed for fast forward */
341 #define FRAMES_PER_SECOND (ONE_SECOND_DELAY / GAME_FRAME_DELAY)
342 #define FRAMES_PER_SECOND_SP 35
344 /* maximum playfield size supported by libgame functions */
345 #define MAX_PLAYFIELD_WIDTH 128
346 #define MAX_PLAYFIELD_HEIGHT 128
348 /* maximum number of parallel players supported by libgame functions */
349 #define MAX_PLAYERS 4
351 /* maximum allowed length of player name */
352 #define MAX_PLAYER_NAME_LEN 10
354 /* maximum number of levels in a level set */
355 #define MAX_LEVELS 1000
357 /* default name for empty highscore entry */
358 #define EMPTY_PLAYER_NAME "no name"
360 /* default name for unknown player names */
361 #define ANONYMOUS_NAME "anonymous"
363 /* default for other unknown names */
364 #define UNKNOWN_NAME "unknown"
366 /* default name for new levels */
367 #define NAMELESS_LEVEL_NAME "nameless level"
369 /* default text for non-existant artwork */
370 #define NOT_AVAILABLE "(not available)"
372 /* default value for undefined filename */
373 #define UNDEFINED_FILENAME "[NONE]"
375 /* default value for undefined levelset */
376 #define UNDEFINED_LEVELSET "[NONE]"
378 /* default value for undefined parameter */
379 #define ARG_DEFAULT "[DEFAULT]"
381 /* default values for undefined configuration file parameters */
382 #define ARG_UNDEFINED "-1000000"
383 #define ARG_UNDEFINED_VALUE (-1000000)
385 /* default value for off-screen positions */
386 #define POS_OFFSCREEN (-1000000)
388 /* definitions for game sub-directories */
390 #define RO_GAME_DIR "."
394 #define RW_GAME_DIR "."
397 #define RO_BASE_PATH RO_GAME_DIR
398 #define RW_BASE_PATH RW_GAME_DIR
400 /* directory names */
401 #define GRAPHICS_DIRECTORY "graphics"
402 #define SOUNDS_DIRECTORY "sounds"
403 #define MUSIC_DIRECTORY "music"
404 #define LEVELS_DIRECTORY "levels"
405 #define TAPES_DIRECTORY "tapes"
406 #define SCORES_DIRECTORY "scores"
407 #define DOCS_DIRECTORY "docs"
408 #define CACHE_DIRECTORY "cache"
410 #define GFX_CLASSIC_SUBDIR "gfx_classic"
411 #define SND_CLASSIC_SUBDIR "snd_classic"
412 #define MUS_CLASSIC_SUBDIR "mus_classic"
414 #define GFX_DEFAULT_SUBDIR (setup.internal.default_graphics_set)
415 #define SND_DEFAULT_SUBDIR (setup.internal.default_sounds_set)
416 #define MUS_DEFAULT_SUBDIR (setup.internal.default_music_set)
418 #define GFX_FALLBACK_FILENAME (setup.internal.fallback_graphics_file)
419 #define SND_FALLBACK_FILENAME (setup.internal.fallback_sounds_file)
420 #define MUS_FALLBACK_FILENAME (setup.internal.fallback_music_file)
422 #define DEFAULT_LEVELSET (setup.internal.default_level_series)
424 /* file names and filename extensions */
425 #define LEVELSETUP_DIRECTORY "levelsetup"
426 #define SETUP_FILENAME "setup.conf"
427 #define LEVELSETUP_FILENAME "levelsetup.conf"
428 #define EDITORSETUP_FILENAME "editorsetup.conf"
429 #define EDITORCASCADE_FILENAME "editorcascade.conf"
430 #define HELPANIM_FILENAME "helpanim.conf"
431 #define HELPTEXT_FILENAME "helptext.conf"
432 #define LEVELINFO_FILENAME "levelinfo.conf"
433 #define GRAPHICSINFO_FILENAME "graphicsinfo.conf"
434 #define SOUNDSINFO_FILENAME "soundsinfo.conf"
435 #define MUSICINFO_FILENAME "musicinfo.conf"
436 #define ARTWORKINFO_CACHE_FILE "artworkinfo.cache"
437 #define LEVELFILE_EXTENSION "level"
438 #define TAPEFILE_EXTENSION "tape"
439 #define SCOREFILE_EXTENSION "score"
441 #define ERROR_BASENAME "stderr.txt"
443 #define STRING_PARENT_DIRECTORY ".."
444 #define STRING_TOP_DIRECTORY "/"
446 #define CHAR_PATH_SEPARATOR_UNIX '/'
447 #define CHAR_PATH_SEPARATOR_DOS '\\'
449 #define STRING_PATH_SEPARATOR_UNIX "/"
450 #define STRING_PATH_SEPARATOR_DOS "\\"
452 #define STRING_NEWLINE_UNIX "\n"
453 #define STRING_NEWLINE_DOS "\r\n"
455 #if defined(PLATFORM_WIN32)
456 #define CHAR_PATH_SEPARATOR CHAR_PATH_SEPARATOR_DOS
457 #define STRING_PATH_SEPARATOR STRING_PATH_SEPARATOR_DOS
458 #define STRING_NEWLINE STRING_NEWLINE_DOS
460 #define CHAR_PATH_SEPARATOR CHAR_PATH_SEPARATOR_UNIX
461 #define STRING_PATH_SEPARATOR STRING_PATH_SEPARATOR_UNIX
462 #define STRING_NEWLINE STRING_NEWLINE_UNIX
466 /* areas in bitmap PIX_DOOR */
467 /* meaning in PIX_DB_DOOR: (3 PAGEs)
468 PAGEX1: 1. buffer for DOOR_1
469 PAGEX2: 2. buffer for DOOR_1
470 PAGEX3: buffer for animations
473 /* these values are hard-coded to be able to use them in initialization */
474 #define DOOR_GFX_PAGE_WIDTH 100 /* should be set to "gfx.dxsize" */
475 #define DOOR_GFX_PAGE_HEIGHT 280 /* should be set to "gfx.dysize" */
477 #define DOOR_GFX_PAGESIZE (DOOR_GFX_PAGE_WIDTH)
478 #define DOOR_GFX_PAGEX1 (0 * DOOR_GFX_PAGESIZE)
479 #define DOOR_GFX_PAGEX2 (1 * DOOR_GFX_PAGESIZE)
480 #define DOOR_GFX_PAGEX3 (2 * DOOR_GFX_PAGESIZE)
481 #define DOOR_GFX_PAGEX4 (3 * DOOR_GFX_PAGESIZE)
482 #define DOOR_GFX_PAGEX5 (4 * DOOR_GFX_PAGESIZE)
483 #define DOOR_GFX_PAGEX6 (5 * DOOR_GFX_PAGESIZE)
484 #define DOOR_GFX_PAGEX7 (6 * DOOR_GFX_PAGESIZE)
485 #define DOOR_GFX_PAGEX8 (7 * DOOR_GFX_PAGESIZE)
486 #define DOOR_GFX_PAGEY1 (0)
487 #define DOOR_GFX_PAGEY2 (DOOR_GFX_PAGE_HEIGHT)
490 /* macros for version handling */
491 #define VERSION_MAJOR(x) ((x) / 1000000)
492 #define VERSION_MINOR(x) (((x) % 1000000) / 10000)
493 #define VERSION_PATCH(x) (((x) % 10000) / 100)
494 #define VERSION_BUILD(x) ((x) % 100)
495 #define VERSION_IDENT(a,b,c,d) ((a) * 1000000 + (b) * 10000 + (c) * 100 + (d))
498 /* macros for parent/child process identification */
499 #if defined(PLATFORM_UNIX)
500 #define IS_PARENT_PROCESS() (audio.mixer_pid != getpid())
501 #define IS_CHILD_PROCESS() (audio.mixer_pid == getpid())
502 #define HAS_CHILD_PROCESS() (audio.mixer_pid > 0)
504 #define IS_PARENT_PROCESS() TRUE
505 #define IS_CHILD_PROCESS() FALSE
506 #define HAS_CHILD_PROCESS() FALSE
510 /* values for artwork type */
511 #define ARTWORK_TYPE_GRAPHICS 0
512 #define ARTWORK_TYPE_SOUNDS 1
513 #define ARTWORK_TYPE_MUSIC 2
515 #define NUM_ARTWORK_TYPES 3
518 /* values for tree type (chosen to match artwork type) */
519 #define TREE_TYPE_UNDEFINED -1
520 #define TREE_TYPE_GRAPHICS_DIR ARTWORK_TYPE_GRAPHICS
521 #define TREE_TYPE_SOUNDS_DIR ARTWORK_TYPE_SOUNDS
522 #define TREE_TYPE_MUSIC_DIR ARTWORK_TYPE_MUSIC
523 #define TREE_TYPE_LEVEL_DIR 3
524 #define TREE_TYPE_LEVEL_NR 4
526 #define NUM_TREE_TYPES 5
528 #define INFOTEXT_UNDEFINED ""
529 #define INFOTEXT_GRAPHICS_DIR "Custom Graphics"
530 #define INFOTEXT_SOUNDS_DIR "Custom Sounds"
531 #define INFOTEXT_MUSIC_DIR "Custom Music"
532 #define INFOTEXT_LEVEL_DIR "Level Sets"
533 #define INFOTEXT_LEVEL_NR "Levels"
535 #define TREE_INFOTEXT(t) ((t) == TREE_TYPE_LEVEL_NR ? \
536 INFOTEXT_LEVEL_NR : \
537 (t) == TREE_TYPE_LEVEL_DIR ? \
538 INFOTEXT_LEVEL_DIR : \
539 (t) == TREE_TYPE_GRAPHICS_DIR ? \
540 INFOTEXT_GRAPHICS_DIR : \
541 (t) == TREE_TYPE_SOUNDS_DIR ? \
542 INFOTEXT_SOUNDS_DIR : \
543 (t) == TREE_TYPE_MUSIC_DIR ? \
544 INFOTEXT_MUSIC_DIR : \
547 /* values for artwork handling */
548 #define LEVELDIR_ARTWORK_SET_PTR(leveldir, type) \
549 ((type) == ARTWORK_TYPE_GRAPHICS ? \
550 &(leveldir)->graphics_set : \
551 (type) == ARTWORK_TYPE_SOUNDS ? \
552 &(leveldir)->sounds_set : \
553 &(leveldir)->music_set)
555 #define LEVELDIR_ARTWORK_SET(leveldir, type) \
556 ((type) == ARTWORK_TYPE_GRAPHICS ? \
557 (leveldir)->graphics_set : \
558 (type) == ARTWORK_TYPE_SOUNDS ? \
559 (leveldir)->sounds_set : \
560 (leveldir)->music_set)
562 #define LEVELDIR_ARTWORK_PATH_PTR(leveldir, type) \
563 ((type) == ARTWORK_TYPE_GRAPHICS ? \
564 &(leveldir)->graphics_path : \
565 (type) == ARTWORK_TYPE_SOUNDS ? \
566 &(leveldir)->sounds_path : \
567 &(leveldir)->music_path)
569 #define LEVELDIR_ARTWORK_PATH(leveldir, type) \
570 ((type) == ARTWORK_TYPE_GRAPHICS ? \
571 (leveldir)->graphics_path : \
572 (type) == ARTWORK_TYPE_SOUNDS ? \
573 (leveldir)->sounds_path : \
574 (leveldir)->music_path)
576 #define SETUP_ARTWORK_SET(setup, type) \
577 ((type) == ARTWORK_TYPE_GRAPHICS ? \
578 (setup).graphics_set : \
579 (type) == ARTWORK_TYPE_SOUNDS ? \
580 (setup).sounds_set : \
583 #define SETUP_OVERRIDE_ARTWORK(setup, type) \
584 ((type) == ARTWORK_TYPE_GRAPHICS ? \
585 (setup).override_level_graphics : \
586 (type) == ARTWORK_TYPE_SOUNDS ? \
587 (setup).override_level_sounds : \
588 (setup).override_level_music)
590 #define GFX_OVERRIDE_ARTWORK(type) \
591 ((type) == ARTWORK_TYPE_GRAPHICS ? \
592 gfx.override_level_graphics : \
593 (type) == ARTWORK_TYPE_SOUNDS ? \
594 gfx.override_level_sounds : \
595 gfx.override_level_music)
597 #define ARTWORK_FIRST_NODE(artwork, type) \
598 ((type) == ARTWORK_TYPE_GRAPHICS ? \
599 (artwork).gfx_first : \
600 (type) == ARTWORK_TYPE_SOUNDS ? \
601 (artwork).snd_first : \
604 #define ARTWORK_CURRENT_IDENTIFIER_PTR(artwork, type) \
605 ((type) == ARTWORK_TYPE_GRAPHICS ? \
606 &(artwork).gfx_current_identifier : \
607 (type) == ARTWORK_TYPE_SOUNDS ? \
608 &(artwork).snd_current_identifier : \
609 &(artwork).mus_current_identifier)
611 #define ARTWORK_CURRENT_IDENTIFIER(artwork, type) \
612 ((type) == ARTWORK_TYPE_GRAPHICS ? \
613 (artwork).gfx_current_identifier : \
614 (type) == ARTWORK_TYPE_SOUNDS ? \
615 (artwork).snd_current_identifier : \
616 (artwork).mus_current_identifier)
618 #define ARTWORKINFO_FILENAME(type) \
619 ((type) == ARTWORK_TYPE_GRAPHICS ? \
620 GRAPHICSINFO_FILENAME : \
621 (type) == ARTWORK_TYPE_SOUNDS ? \
622 SOUNDSINFO_FILENAME : \
623 (type) == ARTWORK_TYPE_MUSIC ? \
624 MUSICINFO_FILENAME : "")
626 #define ARTWORK_DIRECTORY(type) \
627 ((type) == ARTWORK_TYPE_GRAPHICS ? \
628 GRAPHICS_DIRECTORY : \
629 (type) == ARTWORK_TYPE_SOUNDS ? \
631 (type) == ARTWORK_TYPE_MUSIC ? \
632 MUSIC_DIRECTORY : "")
634 #define OPTIONS_ARTWORK_DIRECTORY(type) \
635 ((type) == ARTWORK_TYPE_GRAPHICS ? \
636 options.graphics_directory : \
637 (type) == ARTWORK_TYPE_SOUNDS ? \
638 options.sounds_directory : \
639 (type) == ARTWORK_TYPE_MUSIC ? \
640 options.music_directory : "")
642 #define UPDATE_BUSY_STATE() \
644 if (gfx.draw_busy_anim_function != NULL) \
645 gfx.draw_busy_anim_function(); \
649 /* type definitions */
650 #if defined(TARGET_SDL2)
651 typedef int (*EventFilter)(void *, Event *);
653 typedef int (*EventFilter)(const Event *);
657 /* structure definitions */
661 char *command_basepath; /* path to the program binary */
662 char *command_basename; /* base filename of the program binary */
664 char *config_filename; /* optional global program config filename */
666 char *maindata_path; /* main game data (installation) directory */
668 char *userdata_subdir; /* personal user game data directory */
669 char *userdata_subdir_unix; /* personal user game data directory (Unix) */
670 char *userdata_path; /* resulting full path to game data directory */
676 char *sdl_icon_filename;
680 char *error_filename; /* filename where to write error messages to */
681 FILE *error_file; /* (used instead of 'stderr' on some systems) */
689 char *(*window_title_function)(void);
690 void (*exit_message_function)(char *, va_list);
691 void (*exit_function)(int);
700 char *ro_base_directory;
701 char *rw_base_directory;
702 char *level_directory;
703 char *graphics_directory;
704 char *sounds_directory;
705 char *music_directory;
706 char *docs_directory;
708 char *execute_command;
718 struct ScreenModeInfo
723 struct VideoSystemInfo
726 int width, height, depth;
727 int window_width, window_height;
729 boolean fullscreen_available;
730 boolean fullscreen_enabled;
731 boolean fullscreen_initial;
732 struct ScreenModeInfo *fullscreen_modes;
733 char *fullscreen_mode_current;
735 boolean window_scaling_available;
736 int window_scaling_percent;
737 char *window_scaling_quality;
742 struct AudioSystemInfo
744 boolean sound_available;
745 boolean loops_available;
746 boolean music_available;
748 boolean sound_enabled;
749 boolean sound_deactivated; /* for temporarily disabling sound */
758 int first_sound_channel;
761 struct FontBitmapInfo
765 int src_x, src_y; /* start position of animation frames */
766 int width, height; /* width/height of each animation frame */
768 int draw_xoffset; /* offset for drawing font characters */
769 int draw_yoffset; /* offset for drawing font characters */
772 int num_chars_per_line;
779 int real_sx, real_sy;
780 int full_sxsize, full_sysize;
781 int scrollbuffer_width, scrollbuffer_height;
783 int game_tile_size, standard_tile_size;
794 int win_xsize, win_ysize;
796 int draw_deactivation_mask;
797 int draw_background_mask;
799 boolean drawing_area_changed;
801 Bitmap *field_save_buffer;
803 Bitmap *background_bitmap;
804 int background_bitmap_mask;
806 boolean clipping_enabled;
808 int clip_width, clip_height;
810 boolean override_level_graphics;
811 boolean override_level_sounds;
812 boolean override_level_music;
814 boolean draw_init_text;
817 struct FontBitmapInfo *font_bitmap_info;
818 int (*select_font_function)(int);
819 int (*get_font_from_token_function)(char *);
821 int anim_random_frame;
823 void (*draw_busy_anim_function)(void);
831 int fd[MAX_PLAYERS]; /* file descriptor of player's joystick */
834 struct SetupJoystickInfo
836 char *device_name; /* device name of player's joystick */
838 int xleft, xmiddle, xright;
839 int yupper, ymiddle, ylower;
843 struct SetupKeyboardInfo
845 Key left, right, up, down;
849 struct SetupTouchInfo
856 struct SetupInputInfo
858 boolean use_joystick;
859 struct SetupJoystickInfo joy;
860 struct SetupKeyboardInfo key;
863 struct SetupEditorInfo
865 boolean el_boulderdash;
866 boolean el_emerald_mine;
867 boolean el_emerald_mine_club;
871 boolean el_diamond_caves;
872 boolean el_dx_boulderdash;
874 boolean el_steel_chars;
876 boolean el_user_defined;
879 boolean el_headlines;
884 boolean show_element_token;
887 struct SetupEditorCascadeInfo
898 boolean el_steel_chars;
906 struct SetupShortcutInfo
912 Key focus_player[MAX_PLAYERS];
913 Key focus_player_all;
932 struct SetupSystemInfo
934 char *sdl_videodriver;
935 char *sdl_audiodriver;
936 int audio_fragment_size;
939 struct SetupInternalInfo
942 char *program_author;
944 char *program_website;
945 char *program_copyright;
946 char *program_company;
948 char *default_graphics_set;
949 char *default_sounds_set;
950 char *default_music_set;
952 char *fallback_graphics_file;
953 char *fallback_sounds_file;
954 char *fallback_music_file;
956 char *default_level_series;
958 boolean choose_from_top_leveldir;
968 boolean sound_simple;
970 boolean scroll_delay;
971 boolean scroll_delay_value;
972 char *engine_snapshot_mode;
973 boolean soft_scrolling;
974 boolean fade_screens;
976 boolean show_titlescreen;
983 char *fullscreen_mode;
984 int window_scaling_percent;
985 char *window_scaling_quality;
986 boolean ask_on_escape;
987 boolean ask_on_escape_editor;
988 boolean quick_switch;
989 boolean input_on_focus;
990 boolean prefer_aga_graphics;
991 int game_frame_delay;
992 boolean sp_show_border_elements;
993 boolean small_game_graphics;
998 int override_level_graphics; /* not boolean -- can also be "AUTO" */
999 int override_level_sounds; /* not boolean -- can also be "AUTO" */
1000 int override_level_music; /* not boolean -- can also be "AUTO" */
1006 struct SetupEditorInfo editor;
1007 struct SetupEditorCascadeInfo editor_cascade;
1008 struct SetupShortcutInfo shortcut;
1009 struct SetupInputInfo input[MAX_PLAYERS];
1010 struct SetupTouchInfo touch;
1011 struct SetupSystemInfo system;
1012 struct SetupInternalInfo internal;
1013 struct OptionInfo options;
1018 struct TreeInfo **node_top; /* topmost node in tree */
1019 struct TreeInfo *node_parent; /* parent level directory info */
1020 struct TreeInfo *node_group; /* level group sub-directory info */
1021 struct TreeInfo *next; /* next level series structure node */
1023 int cl_first; /* internal control field for setup screen */
1024 int cl_cursor; /* internal control field for setup screen */
1026 int type; /* type of tree content */
1028 /* fields for "type == TREE_TYPE_LEVEL_DIR" */
1030 char *subdir; /* tree info sub-directory basename (may be ".") */
1031 char *fullpath; /* complete path relative to tree base directory */
1032 char *basepath; /* absolute base path of tree base directory */
1033 char *identifier; /* identifier string for configuration files */
1034 char *name; /* tree info name, as displayed in selection menues */
1035 char *name_sorting; /* optional sorting name for correct name sorting */
1036 char *author; /* level or artwork author name */
1037 char *year; /* optional year of creation for levels or artwork */
1038 char *imported_from; /* optional comment for imported levels or artwork */
1039 char *imported_by; /* optional comment for imported levels or artwork */
1040 char *tested_by; /* optional comment to name people who tested a set */
1042 char *graphics_set_ecs; /* special EMC custom graphics set (ECS graphics) */
1043 char *graphics_set_aga; /* special EMC custom graphics set (AGA graphics) */
1044 char *graphics_set; /* optional custom graphics set (level tree only) */
1045 char *sounds_set; /* optional custom sounds set (level tree only) */
1046 char *music_set; /* optional custom music set (level tree only) */
1047 char *graphics_path; /* path to optional custom graphics set (level only) */
1048 char *sounds_path; /* path to optional custom sounds set (level only) */
1049 char *music_path; /* path to optional custom music set (level only) */
1051 char *level_filename; /* filename of level file (for packed level file) */
1052 char *level_filetype; /* type of levels in level directory or level file */
1054 char *special_flags; /* flags for special actions performed on level file */
1056 int levels; /* number of levels in level series */
1057 int first_level; /* first level number (to allow start with 0 or 1) */
1058 int last_level; /* last level number (automatically calculated) */
1059 int sort_priority; /* sort levels by 'sort_priority' and then by name */
1061 boolean latest_engine;/* force level set to use the latest game engine */
1063 boolean level_group; /* directory contains more level series directories */
1064 boolean parent_link; /* entry links back to parent directory */
1065 boolean in_user_dir; /* user defined levels are stored in home directory */
1066 boolean user_defined; /* levels in user directory and marked as "private" */
1067 boolean readonly; /* readonly levels can not be changed with editor */
1068 boolean handicap; /* level set has no handicap when set to "false" */
1069 boolean skip_levels; /* levels can be skipped when set to "true" */
1071 int color; /* color to use on selection screen for this level */
1072 char *class_desc; /* description of level series class */
1073 int handicap_level; /* number of the lowest unsolved level */
1075 char *infotext; /* optional text to describe the tree type (headline) */
1078 typedef struct TreeInfo TreeInfo;
1079 typedef struct TreeInfo LevelDirTree;
1080 typedef struct TreeInfo ArtworkDirTree;
1081 typedef struct TreeInfo GraphicsDirTree;
1082 typedef struct TreeInfo SoundsDirTree;
1083 typedef struct TreeInfo MusicDirTree;
1087 GraphicsDirTree *gfx_first;
1088 GraphicsDirTree *gfx_current;
1089 SoundsDirTree *snd_first;
1090 SoundsDirTree *snd_current;
1091 MusicDirTree *mus_first;
1092 MusicDirTree *mus_current;
1094 char *gfx_current_identifier;
1095 char *snd_current_identifier;
1096 char *mus_current_identifier;
1099 struct ValueTextInfo
1111 struct ConfigTypeInfo
1118 struct TokenIntPtrInfo
1128 char *default_filename;
1131 char **default_parameter; /* array of file parameters */
1132 char **parameter; /* array of file parameters */
1135 boolean fallback_to_default;
1136 boolean default_is_cloned;
1139 struct SetupFileList
1144 struct SetupFileList *next;
1149 char *source_filename; /* primary key for node list */
1153 struct PropertyMapping
1163 struct ArtworkListInfo
1165 int type; /* type of artwork */
1167 int num_file_list_entries;
1168 int num_dynamic_file_list_entries;
1169 struct FileInfo *file_list; /* static artwork file array */
1170 struct FileInfo *dynamic_file_list; /* dynamic artwrk file array */
1172 int num_suffix_list_entries;
1173 struct ConfigTypeInfo *suffix_list; /* parameter suffixes array */
1175 int num_base_prefixes;
1176 int num_ext1_suffixes;
1177 int num_ext2_suffixes;
1178 int num_ext3_suffixes;
1179 char **base_prefixes; /* base token prefixes array */
1180 char **ext1_suffixes; /* property suffixes array 1 */
1181 char **ext2_suffixes; /* property suffixes array 2 */
1182 char **ext3_suffixes; /* property suffixes array 3 */
1184 int num_ignore_tokens;
1185 char **ignore_tokens; /* file tokens to be ignored */
1187 int num_property_mapping_entries;
1188 struct PropertyMapping *property_mapping; /* mapping token -> artwork */
1190 int sizeof_artwork_list_entry;
1192 struct ListNodeInfo **artwork_list; /* static artwork node array */
1193 struct ListNodeInfo **dynamic_artwork_list; /* dynamic artwrk node array */
1194 struct ListNode *content_list; /* dynamic artwork node list */
1196 void *(*load_artwork)(char *); /* constructor function */
1197 void (*free_artwork)(void *); /* destructor function */
1211 struct RectWithBorder
1225 struct DoorPartPosInfo
1232 int start_step_opening;
1233 int start_step_closing;
1234 boolean draw_masked;
1241 int xoffset; /* special case for tape date and time */
1242 int xoffset2; /* special case for tape date */
1245 int size; /* also used for suffix ".digits" */
1247 boolean draw_masked;
1248 boolean draw_player; /* special case for network player buttons */
1249 int sort_priority; /* also used for suffix ".draw_order" */
1260 /* ========================================================================= */
1261 /* exported variables */
1262 /* ========================================================================= */
1264 extern struct ProgramInfo program;
1265 extern struct OptionInfo options;
1266 extern struct VideoSystemInfo video;
1267 extern struct AudioSystemInfo audio;
1268 extern struct GfxInfo gfx;
1269 extern struct AnimInfo anim;
1270 extern struct ArtworkInfo artwork;
1271 extern struct JoystickInfo joystick;
1272 extern struct SetupInfo setup;
1274 extern LevelDirTree *leveldir_first_all;
1275 extern LevelDirTree *leveldir_first;
1276 extern LevelDirTree *leveldir_current;
1277 extern int level_nr;
1279 extern struct LevelStats level_stats[];
1281 extern DrawWindow *window;
1282 extern DrawBuffer *backbuffer;
1283 extern DrawBuffer *drawto;
1285 extern int button_status;
1286 extern boolean motion_status;
1287 #if defined(TARGET_SDL2)
1288 extern boolean keyrepeat_status;
1291 extern int redraw_mask;
1292 extern int redraw_tiles;
1294 extern int FrameCounter;
1297 /* function definitions */
1299 void InitProgramInfo(char *, char *, char *, char *, char *, char *, char *,
1302 void SetWindowTitle();
1304 void InitWindowTitleFunction(char *(*window_title_function)(void));
1305 void InitExitMessageFunction(void (*exit_message_function)(char *, va_list));
1306 void InitExitFunction(void (*exit_function)(int));
1307 void InitPlatformDependentStuff(void);
1308 void ClosePlatformDependentStuff(void);
1310 void InitGfxFieldInfo(int, int, int, int, int, int, int, int, Bitmap *);
1311 void InitGfxTileSizeInfo(int, int);
1312 void InitGfxDoor1Info(int, int, int, int);
1313 void InitGfxDoor2Info(int, int, int, int);
1314 void InitGfxDoor3Info(int, int, int, int);
1315 void InitGfxWindowInfo(int, int);
1316 void InitGfxScrollbufferInfo(int, int);
1317 void InitGfxClipRegion(boolean, int, int, int, int);
1318 void InitGfxDrawBusyAnimFunction(void (*draw_busy_anim_function)(void));
1319 void InitGfxCustomArtworkInfo();
1320 void InitGfxOtherSettings();
1321 void SetDrawDeactivationMask(int);
1322 void SetDrawBackgroundMask(int);
1323 void SetWindowBackgroundBitmap(Bitmap *);
1324 void SetMainBackgroundBitmap(Bitmap *);
1325 void SetDoorBackgroundBitmap(Bitmap *);
1327 void LimitScreenUpdates(boolean);
1329 void InitVideoDisplay(void);
1330 void CloseVideoDisplay(void);
1331 void InitVideoBuffer(int, int, int, boolean);
1332 Bitmap *CreateBitmapStruct(void);
1333 Bitmap *CreateBitmap(int, int, int);
1334 void ReCreateBitmap(Bitmap **, int, int, int);
1335 void FreeBitmap(Bitmap *);
1336 void BlitBitmap(Bitmap *, Bitmap *, int, int, int, int, int, int);
1337 void BlitBitmapTiled(Bitmap *, Bitmap *, int, int, int, int, int, int, int,int);
1338 void FadeRectangle(Bitmap *bitmap, int, int, int, int, int, int, int,
1339 void (*draw_border_function)(void));
1340 void FillRectangle(Bitmap *, int, int, int, int, Pixel);
1341 void ClearRectangle(Bitmap *, int, int, int, int);
1342 void ClearRectangleOnBackground(Bitmap *, int, int, int, int);
1343 void BlitBitmapMasked(Bitmap *, Bitmap *, int, int, int, int, int, int);
1344 boolean DrawingOnBackground(int, int);
1345 boolean DrawingAreaChanged();
1346 void BlitBitmapOnBackground(Bitmap *, Bitmap *, int, int, int, int, int, int);
1347 void DrawSimpleBlackLine(Bitmap *, int, int, int, int);
1348 void DrawSimpleWhiteLine(Bitmap *, int, int, int, int);
1349 void DrawLines(Bitmap *, struct XY *, int, Pixel);
1350 Pixel GetPixel(Bitmap *, int, int);
1351 Pixel GetPixelFromRGB(Bitmap *, unsigned int,unsigned int,unsigned int);
1352 Pixel GetPixelFromRGBcompact(Bitmap *, unsigned int);
1354 void KeyboardAutoRepeatOn(void);
1355 void KeyboardAutoRepeatOff(void);
1356 boolean PointerInWindow(DrawWindow *);
1357 boolean SetVideoMode(boolean);
1358 boolean ChangeVideoModeIfNeeded(boolean);
1360 Bitmap *LoadImage(char *);
1361 Bitmap *LoadCustomImage(char *);
1362 void ReloadCustomImage(Bitmap *, char *);
1364 Bitmap *ZoomBitmap(Bitmap *, int, int);
1365 void ReCreateGameTileSizeBitmap(Bitmap **);
1366 void CreateBitmapWithSmallBitmaps(Bitmap **, int, int);
1367 void ScaleBitmap(Bitmap **, int);
1369 void SetMouseCursor(int);
1371 void OpenAudio(void);
1372 void CloseAudio(void);
1373 void SetAudioMode(boolean);
1375 void InitEventFilter(EventFilter);
1376 boolean PendingEvent(void);
1377 void NextEvent(Event *event);
1378 void PeekEvent(Event *event);
1379 Key GetEventKey(KeyEvent *, boolean);
1380 KeyMod HandleKeyModState(Key, int);
1381 KeyMod GetKeyModState();
1382 KeyMod GetKeyModStateFromEvents();
1383 boolean CheckCloseWindowEvent(ClientMessageEvent *);
1385 void InitJoysticks();
1386 boolean ReadJoystick(int, int *, int *, boolean *, boolean *);
1388 #endif /* SYSTEM_H */