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Source:NetHack 3.3.0/drawing.c

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Below is the full text to drawing.c from the source code of NetHack 3.3.0. To link to a particular line, write [[NetHack 3.3.0/drawing.c#line123]], for example.

Warning! This is the source code from an old release. For the latest release, see Source code

The NetHack General Public License applies to screenshots, source code and other content from NetHack.
1.    /*	SCCS Id: @(#)drawing.c	3.3	1999/12/02	*/
2.    /* Copyright (c) NetHack Development Team 1992.			  */
3.    /* NetHack may be freely redistributed.  See license for details. */
4.    
5.    #include "hack.h"
6.    #include "tcap.h"
7.    
8.    /* Relevent header information in rm.h and objclass.h. */
9.    
10.   #ifdef C
11.   #undef C
12.   #endif
13.   
14.   #ifdef TEXTCOLOR
15.   #define C(n) n
16.   #else
17.   #define C(n)
18.   #endif
19.   
20.   #define g_FILLER(symbol) 0
21.   
22.   uchar oc_syms[MAXOCLASSES] = DUMMY; /* the current object  display symbols */
23.   uchar showsyms[MAXPCHARS]  = DUMMY; /* the current feature display symbols */
24.   uchar monsyms[MAXMCLASSES] = DUMMY; /* the current monster display symbols */
25.   
26.   /* Default object class symbols.  See objclass.h. */
27.   const char def_oc_syms[MAXOCLASSES] = {
28.   /* 0*/	'\0',		/* placeholder for the "random class" */
29.   	ILLOBJ_SYM,
30.   	WEAPON_SYM,
31.   	ARMOR_SYM,
32.   	RING_SYM,
33.   /* 5*/	AMULET_SYM,
34.   	TOOL_SYM,
35.   	FOOD_SYM,
36.   	POTION_SYM,
37.   	SCROLL_SYM,
38.   /*10*/	SPBOOK_SYM,
39.   	WAND_SYM,
40.   	GOLD_SYM,
41.   	GEM_SYM,
42.   	ROCK_SYM,
43.   /*15*/	BALL_SYM,
44.   	CHAIN_SYM,
45.   	VENOM_SYM
46.   };
47.   
48.   const char *invisexplain = "remembered, unseen, creature";
49.   
50.   /* Object descriptions.  Used in do_look(). */
51.   const char *objexplain[] = {	/* these match def_oc_syms, above */
52.   /* 0*/	0,
53.   	"strange object",
54.   	"weapon",
55.   	"suit or piece of armor",
56.   	"ring",
57.   /* 5*/	"amulet",
58.   	"useful item (pick-axe, key, lamp...)",
59.   	"piece of food",
60.   	"potion",
61.   	"scroll",
62.   /*10*/	"spellbook",
63.   	"wand",
64.   	"pile of coins",
65.   	"gem or rock",
66.   	"boulder or statue",
67.   /*15*/	"iron ball",
68.   	"iron chain",
69.   	"splash of venom"
70.   };
71.   
72.   /* Object class names.  Used in object_detect(). */
73.   const char *oclass_names[] = {
74.   /* 0*/	0,
75.   	"illegal objects",
76.   	"weapons",
77.   	"armor",
78.   	"rings",
79.   /* 5*/	"amulets",
80.   	"tools",
81.   	"food",
82.   	"potions",
83.   	"scrolls",
84.   /*10*/	"spellbooks",
85.   	"wands",
86.   	"coins",
87.   	"rocks",
88.   	"large stones",
89.   /*15*/	"iron balls",
90.   	"chains",
91.   	"venoms"
92.   };
93.   
94.   /* Default monster class symbols.  See monsym.h. */
95.   const char def_monsyms[MAXMCLASSES] = {
96.   	'\0',		/* holder */
97.   	DEF_ANT,
98.   	DEF_BLOB,
99.   	DEF_COCKATRICE,
100.  	DEF_DOG,
101.  	DEF_EYE,
102.  	DEF_FELINE,
103.  	DEF_GREMLIN,
104.  	DEF_HUMANOID,
105.  	DEF_IMP,
106.  	DEF_JELLY,		/* 10 */
107.  	DEF_KOBOLD,
108.  	DEF_LEPRECHAUN,
109.  	DEF_MIMIC,
110.  	DEF_NYMPH,
111.  	DEF_ORC,
112.  	DEF_PIERCER,
113.  	DEF_QUADRUPED,
114.  	DEF_RODENT,
115.  	DEF_SPIDER,
116.  	DEF_TRAPPER,		/* 20 */
117.  	DEF_UNICORN,
118.  	DEF_VORTEX,
119.  	DEF_WORM,
120.  	DEF_XAN,
121.  	DEF_LIGHT,
122.  	DEF_ZRUTY,
123.  	DEF_ANGEL,
124.  	DEF_BAT,
125.  	DEF_CENTAUR,
126.  	DEF_DRAGON,		/* 30 */
127.  	DEF_ELEMENTAL,
128.  	DEF_FUNGUS,
129.  	DEF_GNOME,
130.  	DEF_GIANT,
131.  	'\0',
132.  	DEF_JABBERWOCK,
133.  	DEF_KOP,
134.  	DEF_LICH,
135.  	DEF_MUMMY,
136.  	DEF_NAGA,		/* 40 */
137.  	DEF_OGRE,
138.  	DEF_PUDDING,
139.  	DEF_QUANTMECH,
140.  	DEF_RUSTMONST,
141.  	DEF_SNAKE,
142.  	DEF_TROLL,
143.  	DEF_UMBER,
144.  	DEF_VAMPIRE,
145.  	DEF_WRAITH,
146.  	DEF_XORN,		/* 50 */
147.  	DEF_YETI,
148.  	DEF_ZOMBIE,
149.  	DEF_HUMAN,
150.  	DEF_GHOST,
151.  	DEF_GOLEM,
152.  	DEF_DEMON,
153.  	DEF_EEL,
154.  	DEF_LIZARD,
155.  	DEF_WORM_TAIL,
156.  	DEF_MIMIC_DEF,		/* 60 */
157.  };
158.  
159.  /* The explanations below are also used when the user gives a string
160.   * for blessed genocide, so no text should wholly contain any later
161.   * text.  They should also always contain obvious names (eg. cat/feline).
162.   */
163.  const char *monexplain[MAXMCLASSES] = {
164.      0,
165.      "ant or other insect",	"blob",			"cockatrice",
166.      "dog or other canine",	"eye or sphere",	"cat or other feline",
167.      "gremlin",			"humanoid",		"imp or minor demon",
168.      "jelly",			"kobold",		"leprechaun",
169.      "mimic",			"nymph",		"orc",
170.      "piercer",			"quadruped",		"rodent",
171.      "spider",			"trapper or lurker above", "unicorn or horse",
172.      "vortex",		"worm", "xan or other mythical/fantastic insect",
173.      "light",			"zruty",
174.  
175.      "angelic being",		"bat or bird",		"centaur",
176.      "dragon",			"elemental",		"fungus or mold",
177.      "gnome",			"giant humanoid",	0,
178.      "jabberwock",		"Keystone Kop",		"lich",
179.      "mummy",			"naga",			"ogre",
180.      "pudding or ooze",		"quantum mechanic",	"rust monster or disenchanter",
181.      "snake",			"troll",		"umber hulk",
182.      "vampire",			"wraith",		"xorn",
183.      "yeti, ape or other large beast", "zombie",
184.  
185.      "human or elf",		"ghost",		"golem",
186.      "major demon",		"sea monster",		"lizard",
187.      "long worm tail",		"mimic"
188.  };
189.  
190.  /*
191.   *  Default screen symbols with explanations and colors.
192.   *  Note:  {ibm|dec|mac}_graphics[] arrays also depend on this symbol order.
193.   */
194.  const struct symdef defsyms[MAXPCHARS] = {
195.  /* 0*/	{' ', "dark part of a room",C(NO_COLOR)},	/* stone */
196.  	{'|', "wall",		C(CLR_GRAY)},	/* vwall */
197.  	{'-', "wall",		C(CLR_GRAY)},	/* hwall */
198.  	{'-', "wall",		C(CLR_GRAY)},	/* tlcorn */
199.  	{'-', "wall",		C(CLR_GRAY)},	/* trcorn */
200.  	{'-', "wall",		C(CLR_GRAY)},	/* blcorn */
201.  	{'-', "wall",		C(CLR_GRAY)},	/* brcorn */
202.  	{'-', "wall",		C(CLR_GRAY)},	/* crwall */
203.  	{'-', "wall",		C(CLR_GRAY)},	/* tuwall */
204.  	{'-', "wall",		C(CLR_GRAY)},	/* tdwall */
205.  /*10*/	{'|', "wall",		C(CLR_GRAY)},	/* tlwall */
206.  	{'|', "wall",		C(CLR_GRAY)},	/* trwall */
207.  	{'.', "doorway",	C(CLR_GRAY)},	/* ndoor */
208.  	{'-', "open door",	C(CLR_BROWN)},	/* vodoor */
209.  	{'|', "open door",	C(CLR_BROWN)},	/* hodoor */
210.  	{'+', "closed door",	C(CLR_BROWN)},	/* vcdoor */
211.  	{'+', "closed door",	C(CLR_BROWN)},	/* hcdoor */
212.  	{'#', "iron bars",	C(HI_METAL)},	/* bars */
213.  	{'#', "tree",		C(CLR_GREEN)},	/* tree */
214.  	{'.', "floor of a room",C(CLR_GRAY)},	/* room */
215.  /*20*/	{'#', "corridor",	C(CLR_GRAY)},	/* dark corr */
216.  	{'#', "lit corridor",	C(CLR_GRAY)},	/* lit corr */
217.  	{'<', "staircase up",	C(CLR_GRAY)},	/* upstair */
218.  	{'>', "staircase down",	C(CLR_GRAY)},	/* dnstair */
219.  	{'<', "ladder up",	C(CLR_BROWN)},	/* upladder */
220.  	{'>', "ladder down",	C(CLR_BROWN)},	/* dnladder */
221.  	{'_', "altar",		C(CLR_GRAY)},	/* altar */
222.  	{'|', "grave",      C(CLR_GRAY)},   /* grave */
223.  	{'\\', "opulent throne",C(HI_GOLD)},	/* throne */
224.  #ifdef SINKS
225.  	{'#', "sink",		C(CLR_GRAY)},	/* sink */
226.  #else
227.  	{'#', "",		C(CLR_GRAY)},	/* sink */
228.  #endif
229.  /*30*/	{'{', "fountain",	C(CLR_BLUE)},	/* fountain */
230.  	{'}', "water",		C(CLR_BLUE)},	/* pool */
231.  	{'.', "ice",		C(CLR_CYAN)},	/* ice */
232.  	{'}', "molten lava",	C(CLR_RED)},	/* lava */
233.  	{'.', "lowered drawbridge",C(CLR_BROWN)},	/* vodbridge */
234.  	{'.', "lowered drawbridge",C(CLR_BROWN)},	/* hodbridge */
235.  	{'#', "raised drawbridge",C(CLR_BROWN)},/* vcdbridge */
236.  	{'#', "raised drawbridge",C(CLR_BROWN)},/* hcdbridge */
237.  	{' ', "air",		C(CLR_CYAN)},	/* open air */
238.  	{'#', "cloud",		C(CLR_GRAY)},	/* [part of] a cloud */
239.  /*40*/	{'}', "water",		C(CLR_BLUE)},	/* under water */
240.  	{'^', "arrow trap",	C(HI_METAL)},	/* trap */
241.  	{'^', "dart trap",	C(HI_METAL)},	/* trap */
242.  	{'^', "falling rock trap",C(CLR_GRAY)},	/* trap */
243.  	{'^', "squeaky board",	C(CLR_BROWN)},	/* trap */
244.  	{'^', "bear trap",	C(HI_METAL)},	/* trap */
245.  	{'^', "land mine",	C(CLR_RED)},	/* trap */
246.  	{'^', "rolling boulder trap",	C(CLR_GRAY)},	/* trap */
247.  	{'^', "sleeping gas trap",C(HI_ZAP)},	/* trap */
248.  	{'^', "rust trap",	C(CLR_BLUE)},	/* trap */
249.  /*50*/	{'^', "fire trap",	C(CLR_ORANGE)},	/* trap */
250.  	{'^', "pit",		C(CLR_BLACK)},	/* trap */
251.  	{'^', "spiked pit",	C(CLR_BLACK)},	/* trap */
252.  	{'^', "hole",	C(CLR_BROWN)},	/* trap */
253.  	{'^', "trap door",	C(CLR_BROWN)},	/* trap */
254.  	{'^', "teleportation trap", C(CLR_MAGENTA)},	/* trap */
255.  	{'^', "level teleporter", C(CLR_MAGENTA)},	/* trap */
256.  	{'^', "magic portal",	C(CLR_BRIGHT_MAGENTA)},	/* trap */
257.  	{'"', "web",		C(CLR_GRAY)},	/* web */
258.  	{'^', "statue trap",	C(CLR_GRAY)},	/* trap */
259.  /*60*/	{'^', "magic trap",	C(HI_ZAP)},	/* trap */
260.  	{'^', "anti-magic trap field", C(HI_ZAP)},	/* trap */
261.  	{'^', "polymorph trap",	C(CLR_BRIGHT_GREEN)},	/* trap */
262.  	{'|', "wall",		C(CLR_GRAY)},	/* vbeam */
263.  	{'-', "wall",		C(CLR_GRAY)},	/* hbeam */
264.  	{'\\',"wall",		C(CLR_GRAY)},	/* lslant */
265.  	{'/', "wall",		C(CLR_GRAY)},	/* rslant */
266.  	{'*', "",		C(CLR_WHITE)},	/* dig beam */
267.  	{'!', "",		C(CLR_WHITE)},	/* camera flash beam */
268.  	{')', "",		C(HI_WOOD)},	/* boomerang open left */
269.  /*70*/	{'(', "",		C(HI_WOOD)},	/* boomerang open right */
270.  	{'0', "",		C(HI_ZAP)},	/* 4 magic shield symbols */
271.  	{'#', "",		C(HI_ZAP)},
272.  	{'@', "",		C(HI_ZAP)},
273.  	{'*', "",		C(HI_ZAP)},
274.  	{'/', "",		C(CLR_GREEN)},	/* swallow top left	*/
275.  	{'-', "",		C(CLR_GREEN)},	/* swallow top center	*/
276.  	{'\\', "",		C(CLR_GREEN)},	/* swallow top right	*/
277.  	{'|', "",		C(CLR_GREEN)},	/* swallow middle left	*/
278.  	{'|', "",		C(CLR_GREEN)},	/* swallow middle right	*/
279.  /*80*/	{'\\', "",		C(CLR_GREEN)},	/* swallow bottom left	*/
280.  	{'-', "",		C(CLR_GREEN)},	/* swallow bottom center*/
281.  	{'/', "",		C(CLR_GREEN)},	/* swallow bottom right	*/
282.  	{'/', "",		C(CLR_ORANGE)},	/* explosion top left     */
283.  	{'-', "",		C(CLR_ORANGE)},	/* explosion top center   */
284.  	{'\\', "",		C(CLR_ORANGE)},	/* explosion top right    */
285.  	{'|', "",		C(CLR_ORANGE)},	/* explosion middle left  */
286.  	{' ', "",		C(CLR_ORANGE)},	/* explosion middle center*/
287.  	{'|', "",		C(CLR_ORANGE)},	/* explosion middle right */
288.  	{'\\', "",		C(CLR_ORANGE)},	/* explosion bottom left  */
289.  /*90*/	{'-', "",		C(CLR_ORANGE)},	/* explosion bottom center*/
290.  	{'/', "",		C(CLR_ORANGE)},	/* explosion bottom right */
291.  /*
292.   *  Note: Additions to this array should be reflected in the
293.   *	  {ibm,dec,mac}_graphics[] arrays below.
294.   */
295.  };
296.  
297.  #undef C
298.  
299.  #ifdef ASCIIGRAPH
300.  
301.  #ifdef PC9800
302.  void NDECL((*ibmgraphics_mode_callback)) = 0;	/* set in tty_start_screen() */
303.  #endif /* PC9800 */
304.  
305.  static uchar ibm_graphics[MAXPCHARS] = {
306.  /* 0*/	g_FILLER(S_stone),
307.  	0xb3,	/* S_vwall:	meta-3, vertical rule */
308.  	0xc4,	/* S_hwall:	meta-D, horizontal rule */
309.  	0xda,	/* S_tlcorn:	meta-Z, top left corner */
310.  	0xbf,	/* S_trcorn:	meta-?, top right corner */
311.  	0xc0,	/* S_blcorn:	meta-@, bottom left */
312.  	0xd9,	/* S_brcorn:	meta-Y, bottom right */
313.  	0xc5,	/* S_crwall:	meta-E, cross */
314.  	0xc1,	/* S_tuwall:	meta-A, T up */
315.  	0xc2,	/* S_tdwall:	meta-B, T down */
316.  /*10*/	0xb4,	/* S_tlwall:	meta-4, T left */
317.  	0xc3,	/* S_trwall:	meta-C, T right */
318.  	0xfa,	/* S_ndoor:	meta-z, centered dot */
319.  	0xfe,	/* S_vodoor:	meta-~, small centered square */
320.  	0xfe,	/* S_hodoor:	meta-~, small centered square */
321.  	g_FILLER(S_vcdoor),
322.  	g_FILLER(S_hcdoor),
323.  	240,	/* S_bars:	equivalence symbol */
324.  	241,	/* S_tree:	plus or minus symbol */
325.  	0xfa,	/* S_room:	meta-z, centered dot */
326.  /*20*/	0xb0,	/* S_corr:	meta-0, light shading */
327.  	0xb1,	/* S_litcorr:	meta-1, medium shading */
328.  	g_FILLER(S_upstair),
329.  	g_FILLER(S_dnstair),
330.  	g_FILLER(S_upladder),
331.  	g_FILLER(S_dnladder),
332.  	g_FILLER(S_altar),
333.  	g_FILLER(S_grave),
334.  	g_FILLER(S_throne),
335.  	g_FILLER(S_sink),
336.  /*30*/	0xf4,	/* S_fountain:	meta-t, integral top half */
337.  	0xf7,	/* S_pool:	meta-w, approx. equals */
338.  	0xfa,	/* S_ice:	meta-z, centered dot */
339.  	0xf7,	/* S_lava:	meta-w, approx. equals */
340.  	0xfa,	/* S_vodbridge:	meta-z, centered dot */
341.  	0xfa,	/* S_hodbridge:	meta-z, centered dot */
342.  	g_FILLER(S_vcdbridge),
343.  	g_FILLER(S_hcdbridge),
344.  	g_FILLER(S_air),
345.  	g_FILLER(S_cloud),
346.  /*40*/	0xf7,	/* S_water:	meta-w, approx. equals */
347.  	g_FILLER(S_arrow_trap),
348.  	g_FILLER(S_dart_trap),
349.  	g_FILLER(S_falling_rock_trap),
350.  	g_FILLER(S_squeaky_board),
351.  	g_FILLER(S_bear_trap),
352.  	g_FILLER(S_land_mine),
353.  	g_FILLER(S_rolling_boulder_trap),
354.  	g_FILLER(S_sleeping_gas_trap),
355.  	g_FILLER(S_rust_trap),
356.  /*50*/	g_FILLER(S_fire_trap),
357.  	g_FILLER(S_pit),
358.  	g_FILLER(S_spiked_pit),
359.  	g_FILLER(S_hole),
360.  	g_FILLER(S_trap_door),
361.  	g_FILLER(S_teleportation_trap),
362.  	g_FILLER(S_level_teleporter),
363.  	g_FILLER(S_magic_portal),
364.  	g_FILLER(S_web),
365.  	g_FILLER(S_statue_trap),
366.  /*60*/	g_FILLER(S_magic_trap),
367.  	g_FILLER(S_anti_magic_trap),
368.  	g_FILLER(S_polymorph_trap),
369.  	0xb3,	/* S_vbeam:	meta-3, vertical rule */
370.  	0xc4,	/* S_hbeam:	meta-D, horizontal rule */
371.  	g_FILLER(S_lslant),
372.  	g_FILLER(S_rslant),
373.  	g_FILLER(S_digbeam),
374.  	g_FILLER(S_flashbeam),
375.  	g_FILLER(S_boomleft),
376.  /*70*/	g_FILLER(S_boomright),
377.  	g_FILLER(S_ss1),
378.  	g_FILLER(S_ss2),
379.  	g_FILLER(S_ss3),
380.  	g_FILLER(S_ss4),
381.  	g_FILLER(S_sw_tl),
382.  	g_FILLER(S_sw_tc),
383.  	g_FILLER(S_sw_tr),
384.  	0xb3,	/* S_sw_ml:	meta-3, vertical rule */
385.  	0xb3,	/* S_sw_mr:	meta-3, vertical rule */
386.  /*80*/	g_FILLER(S_sw_bl),
387.  	g_FILLER(S_sw_bc),
388.  	g_FILLER(S_sw_br),
389.  	g_FILLER(S_explode1),
390.  	g_FILLER(S_explode2),
391.  	g_FILLER(S_explode3),
392.  	0xb3,	/* S_explode4:	meta-3, vertical rule */
393.  	g_FILLER(S_explode5),
394.  	0xb3,	/* S_explode6:	meta-3, vertical rule */
395.  	g_FILLER(S_explode7),
396.  /*90*/	g_FILLER(S_explode8),
397.  	g_FILLER(S_explode9)
398.  };
399.  #endif  /* ASCIIGRAPH */
400.  
401.  #ifdef TERMLIB
402.  void NDECL((*decgraphics_mode_callback)) = 0;  /* set in tty_start_screen() */
403.  
404.  static uchar dec_graphics[MAXPCHARS] = {
405.  /* 0*/	g_FILLER(S_stone),
406.  	0xf8,	/* S_vwall:	meta-x, vertical rule */
407.  	0xf1,	/* S_hwall:	meta-q, horizontal rule */
408.  	0xec,	/* S_tlcorn:	meta-l, top left corner */
409.  	0xeb,	/* S_trcorn:	meta-k, top right corner */
410.  	0xed,	/* S_blcorn:	meta-m, bottom left */
411.  	0xea,	/* S_brcorn:	meta-j, bottom right */
412.  	0xee,	/* S_crwall:	meta-n, cross */
413.  	0xf6,	/* S_tuwall:	meta-v, T up */
414.  	0xf7,	/* S_tdwall:	meta-w, T down */
415.  /*10*/	0xf5,	/* S_tlwall:	meta-u, T left */
416.  	0xf4,	/* S_trwall:	meta-t, T right */
417.  	0xfe,	/* S_ndoor:	meta-~, centered dot */
418.  	0xe1,	/* S_vodoor:	meta-a, solid block */
419.  	0xe1,	/* S_hodoor:	meta-a, solid block */
420.  	g_FILLER(S_vcdoor),
421.  	g_FILLER(S_hcdoor),
422.  	0xfb,	/* S_bars:	meta-{, small pi */
423.  	0xe7,	/* S_tree:	meta-g, plus-or-minus */
424.  	0xfe,	/* S_room:	meta-~, centered dot */
425.  /*20*/	g_FILLER(S_corr),
426.  	g_FILLER(S_litcorr),
427.  	g_FILLER(S_upstair),
428.  	g_FILLER(S_dnstair),
429.  	0xf9,	/* S_upladder:	meta-y, greater-than-or-equals */
430.  	0xfa,	/* S_dnladder:	meta-z, less-than-or-equals */
431.  	g_FILLER(S_altar),	/* 0xc3, \E)3: meta-C, dagger */
432.  	g_FILLER(S_grave),
433.  	g_FILLER(S_throne),
434.  	g_FILLER(S_sink),
435.  /*30*/	g_FILLER(S_fountain),	/* 0xdb, \E)3: meta-[, integral top half */
436.  	0xe0,	/* S_pool:	meta-\, diamond */
437.  	0xfe,	/* S_ice:	meta-~, centered dot */
438.  	0xe0,	/* S_lava:	meta-\, diamond */
439.  	0xfe,	/* S_vodbridge:	meta-~, centered dot */
440.  	0xfe,	/* S_hodbridge:	meta-~, centered dot */
441.  	g_FILLER(S_vcdbridge),
442.  	g_FILLER(S_hcdbridge),
443.  	g_FILLER(S_air),
444.  	g_FILLER(S_cloud),
445.  /*40*/	0xe0,	/* S_water:	meta-\, diamond */
446.  	g_FILLER(S_arrow_trap),
447.  	g_FILLER(S_dart_trap),
448.  	g_FILLER(S_falling_rock_trap),
449.  	g_FILLER(S_squeaky_board),
450.  	g_FILLER(S_bear_trap),
451.  	g_FILLER(S_land_mine),
452.  	g_FILLER(S_rolling_boulder_trap),
453.  	g_FILLER(S_sleeping_gas_trap),
454.  	g_FILLER(S_rust_trap),
455.  /*50*/	g_FILLER(S_fire_trap),
456.  	g_FILLER(S_pit),
457.  	g_FILLER(S_spiked_pit),
458.  	g_FILLER(S_hole),
459.  	g_FILLER(S_trap_door),
460.  	g_FILLER(S_teleportation_trap),
461.  	g_FILLER(S_level_teleporter),
462.  	g_FILLER(S_magic_portal),
463.  	g_FILLER(S_web),	/* 0xbd, \E)3: meta-=, int'l currency */
464.  	g_FILLER(S_statue_trap),
465.  /*60*/	g_FILLER(S_magic_trap),
466.  	g_FILLER(S_anti_magic_trap),
467.  	g_FILLER(S_polymorph_trap),
468.  	0xf8,	/* S_vbeam:	meta-x, vertical rule */
469.  	0xf1,	/* S_hbeam:	meta-q, horizontal rule */
470.  	g_FILLER(S_lslant),
471.  	g_FILLER(S_rslant),
472.  	g_FILLER(S_digbeam),
473.  	g_FILLER(S_flashbeam),
474.  	g_FILLER(S_boomleft),
475.  /*70*/	g_FILLER(S_boomright),
476.  	g_FILLER(S_ss1),
477.  	g_FILLER(S_ss2),
478.  	g_FILLER(S_ss3),
479.  	g_FILLER(S_ss4),
480.  	g_FILLER(S_sw_tl),
481.  	0xef,	/* S_sw_tc:	meta-o, high horizontal line */
482.  	g_FILLER(S_sw_tr),
483.  	0xf8,	/* S_sw_ml:	meta-x, vertical rule */
484.  	0xf8,	/* S_sw_mr:	meta-x, vertical rule */
485.  /*80*/	g_FILLER(S_sw_bl),
486.  	0xf3,	/* S_sw_bc:	meta-s, low horizontal line */
487.  	g_FILLER(S_sw_br),
488.  	g_FILLER(S_explode1),
489.  	0xef,	/* S_explode2:	meta-o, high horizontal line */
490.  	g_FILLER(S_explode3),
491.  	0xf8,	/* S_explode4:	meta-x, vertical rule */
492.  	g_FILLER(S_explode5),
493.  	0xf8,	/* S_explode6:	meta-x, vertical rule */
494.  	g_FILLER(S_explode7),
495.  /*90*/	0xf3,	/* S_explode8:	meta-s, low horizontal line */
496.  	g_FILLER(S_explode9)
497.  };
498.  #endif  /* TERMLIB */
499.  
500.  #ifdef MAC_GRAPHICS_ENV
501.  static uchar mac_graphics[MAXPCHARS] = {
502.  /* 0*/	g_FILLER(S_stone),
503.  	0xba,	/* S_vwall */
504.  	0xcd,	/* S_hwall */
505.  	0xc9,	/* S_tlcorn */
506.  	0xbb,	/* S_trcorn */
507.  	0xc8,	/* S_blcorn */
508.  	0xbc,	/* S_brcorn */
509.  	0xce,	/* S_crwall */
510.  	0xca,	/* S_tuwall */
511.  	0xcb,	/* S_tdwall */
512.  /*10*/	0xb9,	/* S_tlwall */
513.  	0xcc,	/* S_trwall */
514.  	0xb0,	/* S_ndoor */
515.  	0xee,	/* S_vodoor */
516.  	0xee,	/* S_hodoor */
517.  	0xef,	/* S_vcdoor */
518.  	0xef,	/* S_hcdoor */
519.  	0xf0,	/* S_bars:	equivalency symbol */
520.  	0xf1,	/* S_tree:	plus-or-minus */
521.  	g_FILLER(S_Room),
522.  /*20*/	0xB0,	/* S_corr */
523.  	g_FILLER(S_litcorr),
524.  	g_FILLER(S_upstair),
525.  	g_FILLER(S_dnstair),
526.  	g_FILLER(S_upladder),
527.  	g_FILLER(S_dnladder),
528.  	g_FILLER(S_altar),
529.  	0xef,	/* S_grave:	same as open door */
530.  	g_FILLER(S_throne),
531.  	g_FILLER(S_sink),
532.  /*30*/	g_FILLER(S_fountain),
533.  	0xe0,	/* S_pool */
534.  	g_FILLER(S_ice),
535.  	g_FILLER(S_lava),
536.  	g_FILLER(S_vodbridge),
537.  	g_FILLER(S_hodbridge),
538.  	g_FILLER(S_vcdbridge),
539.  	g_FILLER(S_hcdbridge),
540.  	g_FILLER(S_air),
541.  	g_FILLER(S_cloud),
542.  /*40*/	g_FILLER(S_water),
543.  	g_FILLER(S_arrow_trap),
544.  	g_FILLER(S_dart_trap),
545.  	g_FILLER(S_falling_rock_trap),
546.  	g_FILLER(S_squeaky_board),
547.  	g_FILLER(S_bear_trap),
548.  	g_FILLER(S_land_mine),
549.  	g_FILLER(S_rolling_boulder_trap),
550.  	g_FILLER(S_sleeping_gas_trap),
551.  	g_FILLER(S_rust_trap),
552.  /*50*/	g_FILLER(S_fire_trap),
553.  	g_FILLER(S_pit),
554.  	g_FILLER(S_spiked_pit),
555.  	g_FILLER(S_hole),
556.  	g_FILLER(S_trap_door),
557.  	g_FILLER(S_teleportation_trap),
558.  	g_FILLER(S_level_teleporter),
559.  	g_FILLER(S_magic_portal),
560.  	g_FILLER(S_web),
561.  	g_FILLER(S_statue_trap),
562.  /*60*/	g_FILLER(S_magic_trap),
563.  	g_FILLER(S_anti_magic_trap),
564.  	g_FILLER(S_polymorph_trap),
565.  	g_FILLER(S_vbeam),
566.  	g_FILLER(S_hbeam),
567.  	g_FILLER(S_lslant),
568.  	g_FILLER(S_rslant),
569.  	g_FILLER(S_digbeam),
570.  	g_FILLER(S_flashbeam),
571.  	g_FILLER(S_boomleft),
572.  /*70*/	g_FILLER(S_boomright),
573.  	g_FILLER(S_ss1),
574.  	g_FILLER(S_ss2),
575.  	g_FILLER(S_ss3),
576.  	g_FILLER(S_ss4),
577.  	g_FILLER(S_sw_tl),
578.  	g_FILLER(S_sw_tc),
579.  	g_FILLER(S_sw_tr),
580.  	g_FILLER(S_sw_ml),
581.  	g_FILLER(S_sw_mr),
582.  /*80*/	g_FILLER(S_sw_bl),
583.  	g_FILLER(S_sw_bc),
584.  	g_FILLER(S_sw_br),
585.  	g_FILLER(S_explode1),
586.  	g_FILLER(S_explode2),
587.  	g_FILLER(S_explode3),
588.  	g_FILLER(S_explode4),
589.  	g_FILLER(S_explode5),
590.  	g_FILLER(S_explode6),
591.  	g_FILLER(S_explode7),
592.  /*90*/	g_FILLER(S_explode8),
593.  	g_FILLER(S_explode9)
594.  };
595.  #endif	/* MAC_GRAPHICS_ENV */
596.  
597.  #ifdef PC9800
598.  void NDECL((*ascgraphics_mode_callback)) = 0;	/* set in tty_start_screen() */
599.  #endif
600.  
601.  /*
602.   * Convert the given character to an object class.  If the character is not
603.   * recognized, then MAXOCLASSES is returned.  Used in invent.c, options.c,
604.   * pickup.c, sp_lev.c, and lev_main.c.
605.   */
606.  int
607.  def_char_to_objclass(ch)
608.      char ch;
609.  {
610.      int i;
611.      for (i = 1; i < MAXOCLASSES; i++)
612.  	if (ch == def_oc_syms[i]) break;
613.      return i;
614.  }
615.  
616.  /*
617.   * Convert a character into a monster class.  This returns the _first_
618.   * match made.  If there are are no matches, return MAXMCLASSES.
619.   */
620.  int
621.  def_char_to_monclass(ch)
622.      char ch;
623.  {
624.      int i;
625.      for (i = 1; i < MAXMCLASSES; i++)
626.  	if (def_monsyms[i] == ch) break;
627.      return i;
628.  }
629.  
630.  void
631.  assign_graphics(graph_chars, glth, maxlen, offset)
632.  register uchar *graph_chars;
633.  int glth, maxlen, offset;
634.  {
635.      register int i;
636.  
637.      for (i = 0; i < maxlen; i++)
638.  	showsyms[i+offset] = (((i < glth) && graph_chars[i]) ?
639.  		       graph_chars[i] : defsyms[i+offset].sym);
640.  }
641.  
642.  void
643.  switch_graphics(gr_set_flag)
644.  int gr_set_flag;
645.  {
646.      switch (gr_set_flag) {
647.  	default:
648.  	case ASCII_GRAPHICS:
649.  	    assign_graphics((uchar *)0, 0, MAXPCHARS, 0);
650.  #ifdef PC9800
651.  	    if (ascgraphics_mode_callback) (*ascgraphics_mode_callback)();
652.  #endif
653.  	    break;
654.  #ifdef ASCIIGRAPH
655.  	case IBM_GRAPHICS:
656.  /*
657.   * Use the nice IBM Extended ASCII line-drawing characters (codepage 437).
658.   *
659.   * OS/2 defaults to a multilingual character set (codepage 850, corresponding
660.   * to the ISO 8859 character set.  We should probably do a VioSetCp() call to
661.   * set the codepage to 437.
662.   */
663.  	    iflags.IBMgraphics = TRUE;
664.  	    iflags.DECgraphics = FALSE;
665.  	    assign_graphics(ibm_graphics, SIZE(ibm_graphics), MAXPCHARS, 0);
666.  #ifdef PC9800
667.  	    if (ibmgraphics_mode_callback) (*ibmgraphics_mode_callback)();
668.  #endif
669.  	    break;
670.  #endif /* ASCIIGRAPH */
671.  #ifdef TERMLIB
672.  	case DEC_GRAPHICS:
673.  /*
674.   * Use the VT100 line drawing character set.
675.   */
676.  	    iflags.DECgraphics = TRUE;
677.  	    iflags.IBMgraphics = FALSE;
678.  	    assign_graphics(dec_graphics, SIZE(dec_graphics), MAXPCHARS, 0);
679.  	    if (decgraphics_mode_callback) (*decgraphics_mode_callback)();
680.  	    break;
681.  #endif /* TERMLIB */
682.  #ifdef MAC_GRAPHICS_ENV
683.  	case MAC_GRAPHICS:
684.  	    assign_graphics(mac_graphics, SIZE(mac_graphics), MAXPCHARS, 0);
685.  	    break;
686.  #endif
687.  	}
688.      return;
689.  }
690.  
691.  
692.  #ifdef REINCARNATION
693.  
694.  /*
695.   * saved display symbols for objects & features.
696.   */
697.  static uchar save_oc_syms[MAXOCLASSES] = DUMMY;
698.  static uchar save_showsyms[MAXPCHARS]  = DUMMY;
699.  static uchar save_monsyms[MAXPCHARS]   = DUMMY;
700.  
701.  static const uchar r_oc_syms[MAXOCLASSES] = {
702.  /* 0*/	'\0',
703.  	ILLOBJ_SYM,
704.  	WEAPON_SYM,
705.  	']',			/* armor */
706.  	RING_SYM,
707.  /* 5*/	',',			/* amulet */
708.  	TOOL_SYM,
709.  	':',			/* food */
710.  	POTION_SYM,
711.  	SCROLL_SYM,
712.  /*10*/	SPBOOK_SYM,
713.  	WAND_SYM,
714.  	GEM_SYM,		/* gold -- yes it's the same as gems */
715.  	GEM_SYM,
716.  	ROCK_SYM,
717.  /*15*/	BALL_SYM,
718.  	CHAIN_SYM,
719.  	VENOM_SYM
720.  };
721.  
722.  # ifdef ASCIIGRAPH
723.  static const uchar IBM_r_oc_syms[MAXOCLASSES] = {	/* a la EPYX Rogue */
724.  /* 0*/	'\0',
725.  	ILLOBJ_SYM,
726.  	0x18,			/* weapon: up arrow */
727.  /*	0x0a, */ ARMOR_SYM,	/* armor:  Vert rect with o */
728.  /*	0x09, */ RING_SYM,	/* ring:   circle with arrow */
729.  /* 5*/	0x0c,			/* amulet: "female" symbol */
730.  	TOOL_SYM,
731.  	0x05,			/* food:   club (as in cards) */
732.  	0xad,			/* potion: upside down '!' */
733.  	0x0e,			/* scroll: musical note */
734.  /*10*/	SPBOOK_SYM,
735.  	0xe7,			/* wand:   greek tau */
736.  	0x0f,			/* gold:   yes it's the same as gems */
737.  	0x0f,			/* gems:   fancy '*' */
738.  	ROCK_SYM,
739.  /*15*/	BALL_SYM,
740.  	CHAIN_SYM,
741.  	VENOM_SYM
742.  };
743.  # endif /* ASCIIGRAPH */
744.  
745.  void
746.  assign_rogue_graphics(is_rlevel)
747.  boolean is_rlevel;
748.  {
749.      /* Adjust graphics display characters on Rogue levels */
750.  
751.      if (is_rlevel) {
752.  	register int i;
753.  
754.  	(void) memcpy((genericptr_t)save_showsyms,
755.  		      (genericptr_t)showsyms, sizeof showsyms);
756.  	(void) memcpy((genericptr_t)save_oc_syms,
757.  		      (genericptr_t)oc_syms, sizeof oc_syms);
758.  	(void) memcpy((genericptr_t)save_monsyms,
759.  		      (genericptr_t)monsyms, sizeof monsyms);
760.  
761.  	/* Use a loop: char != uchar on some machines. */
762.  	for (i = 0; i < MAXMCLASSES; i++)
763.  	    monsyms[i] = def_monsyms[i];
764.  # ifdef ASCIIGRAPH
765.  	if (iflags.IBMgraphics
766.  #  if defined(USE_TILES) && defined(MSDOS)
767.  		&& !iflags.grmode
768.  #  endif
769.  				)
770.  	    monsyms[S_HUMAN] = 0x01; /* smiley face */
771.  # endif
772.  	for (i = 0; i < MAXPCHARS; i++)
773.  	    showsyms[i] = defsyms[i].sym;
774.  
775.  /*
776.   * Some day if these rogue showsyms get much more extensive than this,
777.   * we may want to create r_showsyms, and IBM_r_showsyms arrays to hold
778.   * all of this info and to simply initialize it via a for() loop like r_oc_syms.
779.   */
780.  
781.  # ifdef ASCIIGRAPH
782.  	if (!iflags.IBMgraphics
783.  #  if defined(USE_TILES) && defined(MSDOS)
784.  		|| iflags.grmode
785.  #  endif
786.  				) {
787.  # endif
788.  	    showsyms[S_vodoor]  = showsyms[S_hodoor]  = showsyms[S_ndoor] = '+';
789.  	    showsyms[S_upstair] = showsyms[S_dnstair] = '%';
790.  # ifdef ASCIIGRAPH
791.  	} else {
792.  	    /* a la EPYX Rogue */
793.  	    showsyms[S_vwall]   = 0xba; /* all walls now use	*/
794.  	    showsyms[S_hwall]   = 0xcd; /* double line graphics	*/
795.  	    showsyms[S_tlcorn]  = 0xc9;
796.  	    showsyms[S_trcorn]  = 0xbb;
797.  	    showsyms[S_blcorn]  = 0xc8;
798.  	    showsyms[S_brcorn]  = 0xbc;
799.  	    showsyms[S_crwall]  = 0xce;
800.  	    showsyms[S_tuwall]  = 0xca;
801.  	    showsyms[S_tdwall]  = 0xcb;
802.  	    showsyms[S_tlwall]  = 0xb9;
803.  	    showsyms[S_trwall]  = 0xcc;
804.  	    showsyms[S_ndoor]   = 0xce;
805.  	    showsyms[S_vodoor]  = 0xce;
806.  	    showsyms[S_hodoor]  = 0xce;
807.  	    showsyms[S_room]    = 0xfa; /* centered dot */
808.  	    showsyms[S_corr]    = 0xb1;
809.  	    showsyms[S_litcorr] = 0xb2;
810.  	    showsyms[S_upstair] = 0xf0; /* Greek Xi */
811.  	    showsyms[S_dnstair] = 0xf0;
812.  	    showsyms[S_arrow_trap] = 0x04; /* diamond (cards) */
813.  	    showsyms[S_dart_trap] = 0x04;
814.  	    showsyms[S_falling_rock_trap] = 0x04;
815.  	    showsyms[S_squeaky_board] = 0x04;
816.  	    showsyms[S_bear_trap] = 0x04;
817.  	    showsyms[S_land_mine] = 0x04;
818.  	    showsyms[S_rolling_boulder_trap] = 0x04;
819.  	    showsyms[S_sleeping_gas_trap] = 0x04;
820.  	    showsyms[S_rust_trap] = 0x04;
821.  	    showsyms[S_fire_trap] = 0x04;
822.  	    showsyms[S_pit] = 0x04;
823.  	    showsyms[S_spiked_pit] = 0x04;
824.  	    showsyms[S_hole] = 0x04;
825.  	    showsyms[S_trap_door] = 0x04;
826.  	    showsyms[S_teleportation_trap] = 0x04;
827.  	    showsyms[S_level_teleporter] = 0x04;
828.  	    showsyms[S_magic_portal] = 0x04;
829.  	    showsyms[S_web] = 0x04;
830.  	    showsyms[S_statue_trap] = 0x04;
831.  	    showsyms[S_magic_trap] = 0x04;
832.  	    showsyms[S_anti_magic_trap] = 0x04;
833.  	    showsyms[S_polymorph_trap] = 0x04;
834.  	}
835.  #endif /* ASCIIGRAPH */
836.  
837.  	for (i = 0; i < MAXOCLASSES; i++) {
838.  #ifdef ASCIIGRAPH
839.  	    if (iflags.IBMgraphics
840.  # if defined(USE_TILES) && defined(MSDOS)
841.  		&& !iflags.grmode
842.  # endif
843.  		)
844.  		oc_syms[i] = IBM_r_oc_syms[i];
845.  	    else
846.  #endif /* ASCIIGRAPH */
847.  		oc_syms[i] = r_oc_syms[i];
848.  	}
849.  #if defined(MSDOS) && defined(USE_TILES)
850.  	if (iflags.grmode) tileview(FALSE);
851.  #endif
852.      } else {
853.  	(void) memcpy((genericptr_t)showsyms,
854.  		      (genericptr_t)save_showsyms, sizeof showsyms);
855.  	(void) memcpy((genericptr_t)oc_syms,
856.  		      (genericptr_t)save_oc_syms, sizeof oc_syms);
857.  	(void) memcpy((genericptr_t)monsyms,
858.  		      (genericptr_t)save_monsyms, sizeof monsyms);
859.  #if defined(MSDOS) && defined(USE_TILES)
860.  	if (iflags.grmode) tileview(TRUE);
861.  #endif
862.      }
863.  }
864.  #endif /* REINCARNATION */
865.  
866.  /*drawing.c*/

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