-
Notifications
You must be signed in to change notification settings - Fork 5
/
Copy patham_map.c
1642 lines (1385 loc) · 34.3 KB
/
am_map.c
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
// Emacs style mode select -*- C++ -*-
//-----------------------------------------------------------------------------
//
// $Id:$
//
// Copyright (C) 1993-1996 by id Software, Inc.
//
// This source is available for distribution and/or modification
// only under the terms of the DOOM Source Code License as
// published by id Software. All rights reserved.
//
// The source is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// FITNESS FOR A PARTICULAR PURPOSE. See the DOOM Source Code License
// for more details.
//
//
// $Log:$
//
// DESCRIPTION: the automap code
//
//-----------------------------------------------------------------------------
#include <windows.h>
#include <gl/gl.h>
#include <gl/glu.h>
static const char rcsid[] = "$Id: am_map.c,v 1.4 1997/02/03 21:24:33 b1 Exp $";
#include <stdio.h>
#include "z_zone.h"
#include "doomdef.h"
#include "st_stuff.h"
#include "p_local.h"
#include "w_wad.h"
#include "m_cheat.h"
#include "i_system.h"
// Needs access to LFB.
#include "v_video.h"
// State.
#include "doomstat.h"
#include "r_state.h"
// Data.
#include "dstrings.h"
#include "am_map.h"
void lfprintf(char *message, ... );
// For use if I do walls with outsides/insides
#define REDS (256-5*16)
#define REDRANGE 16
#define BLUES (256-4*16+8)
#define BLUERANGE 8
#define GREENS (7*16)
#define GREENRANGE 16
#define GRAYS (6*16)
#define GRAYSRANGE 16
#define BROWNS (4*16)
#define BROWNRANGE 16
#define YELLOWS (256-32+7)
#define YELLOWRANGE 1
#define BLACK 0
#define WHITE (256-47)
// Automap colors
#define BACKGROUND BLACK
#define YOURCOLORS WHITE
#define YOURRANGE 0
#define WALLCOLORS REDS
#define WALLRANGE REDRANGE
#define TSWALLCOLORS GRAYS
#define TSWALLRANGE GRAYSRANGE
#define FDWALLCOLORS BROWNS
#define FDWALLRANGE BROWNRANGE
#define CDWALLCOLORS YELLOWS
#define CDWALLRANGE YELLOWRANGE
#define THINGCOLORS GREENS
#define THINGRANGE GREENRANGE
#define SECRETWALLCOLORS WALLCOLORS
#define SECRETWALLRANGE WALLRANGE
#define GRIDCOLORS (GRAYS + GRAYSRANGE/2)
#define GRIDRANGE 0
#define XHAIRCOLORS GRAYS
// drawing stuff
#define FB 0
#define AM_PANDOWNKEY KEY_DOWNARROW
#define AM_PANUPKEY KEY_UPARROW
#define AM_PANRIGHTKEY KEY_RIGHTARROW
#define AM_PANLEFTKEY KEY_LEFTARROW
#define AM_ZOOMINKEY KEY_EQUALS
#define AM_ZOOMOUTKEY KEY_MINUS
#define AM_STARTKEY KEY_TAB
#define AM_ENDKEY KEY_TAB
#define AM_GOBIGKEY KEY_0
#define AM_FOLLOWKEY KEY_F
#define AM_GRIDKEY KEY_G
#define AM_MARKKEY KEY_M
#define AM_CLEARMARKKEY KEY_C
#define AM_NUMMARKPOINTS 10
// scale on entry
#define INITSCALEMTOF (.2*FRACUNIT)
// how much the automap moves window per tic in frame-buffer coordinates
// moves 140 pixels in 1 second
#define F_PANINC 4
// how much zoom-in per tic
// goes to 2x in 1 second
#define M_ZOOMIN ((int) (1.02*FRACUNIT))
// how much zoom-out per tic
// pulls out to 0.5x in 1 second
#define M_ZOOMOUT ((int) (FRACUNIT/1.02))
// translates between frame-buffer and map distances
#define FTOM(x) FixedMul(((x)<<16),scale_ftom)
#define MTOF(x) (FixedMul((x),scale_mtof)>>16)
// translates between frame-buffer and map coordinates
#define CXMTOF(x) (f_x + MTOF((x)-m_x))
#define CYMTOF(y) (f_y + (f_h - MTOF((y)-m_y)))
// the following is crap
#define LINE_NEVERSEE ML_DONTDRAW
typedef struct
{
int x, y;
} fpoint_t;
typedef struct
{
fpoint_t a, b;
} fline_t;
typedef struct
{
fixed_t x,y;
} mpoint_t;
typedef struct
{
mpoint_t a, b;
} mline_t;
typedef struct
{
fixed_t slp, islp;
} islope_t;
//
// The vector graphics for the automap.
// A line drawing of the player pointing right,
// starting from the middle.
//
#define R ((8*PLAYERRADIUS)/7)
mline_t player_arrow[] = {
{ { -R+R/8, 0 }, { R, 0 } }, // -----
{ { R, 0 }, { R-R/2, R/4 } }, // ----->
{ { R, 0 }, { R-R/2, -R/4 } },
{ { -R+R/8, 0 }, { -R-R/8, R/4 } }, // >---->
{ { -R+R/8, 0 }, { -R-R/8, -R/4 } },
{ { -R+3*R/8, 0 }, { -R+R/8, R/4 } }, // >>--->
{ { -R+3*R/8, 0 }, { -R+R/8, -R/4 } }
};
#undef R
#define NUMPLYRLINES (sizeof(player_arrow)/sizeof(mline_t))
#define R ((8*PLAYERRADIUS)/7)
mline_t cheat_player_arrow[] = {
{ { -R+R/8, 0 }, { R, 0 } }, // -----
{ { R, 0 }, { R-R/2, R/6 } }, // ----->
{ { R, 0 }, { R-R/2, -R/6 } },
{ { -R+R/8, 0 }, { -R-R/8, R/6 } }, // >----->
{ { -R+R/8, 0 }, { -R-R/8, -R/6 } },
{ { -R+3*R/8, 0 }, { -R+R/8, R/6 } }, // >>----->
{ { -R+3*R/8, 0 }, { -R+R/8, -R/6 } },
{ { -R/2, 0 }, { -R/2, -R/6 } }, // >>-d--->
{ { -R/2, -R/6 }, { -R/2+R/6, -R/6 } },
{ { -R/2+R/6, -R/6 }, { -R/2+R/6, R/4 } },
{ { -R/6, 0 }, { -R/6, -R/6 } }, // >>-dd-->
{ { -R/6, -R/6 }, { 0, -R/6 } },
{ { 0, -R/6 }, { 0, R/4 } },
{ { R/6, R/4 }, { R/6, -R/7 } }, // >>-ddt->
{ { R/6, -R/7 }, { R/6+R/32, -R/7-R/32 } },
{ { R/6+R/32, -R/7-R/32 }, { R/6+R/10, -R/7 } }
};
#undef R
#define NUMCHEATPLYRLINES (sizeof(cheat_player_arrow)/sizeof(mline_t))
#define R (FRACUNIT)
mline_t triangle_guy[] = {
{ { -.867*R, -.5*R }, { .867*R, -.5*R } },
{ { .867*R, -.5*R } , { 0, R } },
{ { 0, R }, { -.867*R, -.5*R } }
};
#undef R
#define NUMTRIANGLEGUYLINES (sizeof(triangle_guy)/sizeof(mline_t))
#define R (FRACUNIT)
mline_t thintriangle_guy[] = {
{ { -.5*R, -.7*R }, { R, 0 } },
{ { R, 0 }, { -.5*R, .7*R } },
{ { -.5*R, .7*R }, { -.5*R, -.7*R } }
};
#undef R
#define NUMTHINTRIANGLEGUYLINES (sizeof(thintriangle_guy)/sizeof(mline_t))
static int cheating = 0;
static int grid = 0;
static int leveljuststarted = 1; // kluge until AM_LevelInit() is called
dboolean automapactive = false;
//static int finit_width = SCREENWIDTH;
//static int finit_height = SCREENHEIGHT - 32;
// location of window on screen
static int f_x;
static int f_y;
// size of window on screen
static int f_w;
static int f_h;
static int lightlev; // used for funky strobing effect
static byte* fb; // pseudo-frame buffer
static int amclock;
static mpoint_t m_paninc; // how far the window pans each tic (map coords)
static fixed_t mtof_zoommul; // how far the window zooms in each tic (map coords)
static fixed_t ftom_zoommul; // how far the window zooms in each tic (fb coords)
static fixed_t m_x, m_y; // LL x,y where the window is on the map (map coords)
static fixed_t m_x2, m_y2; // UR x,y where the window is on the map (map coords)
//
// width/height of window on map (map coords)
//
static fixed_t m_w;
static fixed_t m_h;
// based on level size
static fixed_t min_x;
static fixed_t min_y;
static fixed_t max_x;
static fixed_t max_y;
static fixed_t max_w; // max_x-min_x,
static fixed_t max_h; // max_y-min_y
// based on player size
static fixed_t min_w;
static fixed_t min_h;
static fixed_t min_scale_mtof; // used to tell when to stop zooming out
static fixed_t max_scale_mtof; // used to tell when to stop zooming in
// old stuff for recovery later
static fixed_t old_m_w, old_m_h;
static fixed_t old_m_x, old_m_y;
// old location used by the Follower routine
static mpoint_t f_oldloc;
// used by MTOF to scale from map-to-frame-buffer coords
static fixed_t scale_mtof = INITSCALEMTOF;
// used by FTOM to scale from frame-buffer-to-map coords (=1/scale_mtof)
static fixed_t scale_ftom;
static player_t *plr; // the player represented by an arrow
static patch_t *marknums[10]; // numbers used for marking by the automap
static mpoint_t markpoints[AM_NUMMARKPOINTS]; // where the points are
static int markpointnum = 0; // next point to be assigned
static int followplayer = 1; // specifies whether to follow the player around
static unsigned char cheat_amap_seq[] = { 0xb2, 0x26, 0x26, 0x2e, 0xff };
static cheatseq_t cheat_amap = { cheat_amap_seq, 0 };
static dboolean stopped = true;
extern int key_map_right; // phares
extern int key_map_left; // |
extern int key_map_up; // V
extern int key_map_down;
extern int key_map_zoomin;
extern int key_map_zoomout;
extern int key_map;
extern int key_map_gobig;
extern int key_map_follow;
extern int key_map_mark; // ^
extern int key_map_clear; // |
extern int key_map_grid; // phares
extern dboolean viewactive;
//extern byte screens[][SCREENWIDTH*SCREENHEIGHT];
typedef struct
{
unsigned char r;
unsigned char g;
unsigned char b;
}MY_PAL;
extern MY_PAL statpal[256];
void
V_MarkRect
( int x,
int y,
int width,
int height );
// Calculates the slope and slope according to the x-axis of a line
// segment in map coordinates (with the upright y-axis n' all) so
// that it can be used with the brain-dead drawing stuff.
void
AM_getIslope
( mline_t* ml,
islope_t* is )
{
int dx, dy;
dy = ml->a.y - ml->b.y;
dx = ml->b.x - ml->a.x;
if (!dy) is->islp = (dx<0?-MAXINT:MAXINT);
else is->islp = FixedDiv(dx, dy);
if (!dx) is->slp = (dy<0?-MAXINT:MAXINT);
else is->slp = FixedDiv(dy, dx);
}
//
//
//
void AM_activateNewScale(void)
{
m_x += m_w/2;
m_y += m_h/2;
m_w = FTOM(f_w);
m_h = FTOM(f_h);
m_x -= m_w/2;
m_y -= m_h/2;
m_x2 = m_x + m_w;
m_y2 = m_y + m_h;
}
//
//
//
void AM_saveScaleAndLoc(void)
{
old_m_x = m_x;
old_m_y = m_y;
old_m_w = m_w;
old_m_h = m_h;
}
//
//
//
void AM_restoreScaleAndLoc(void)
{
m_w = old_m_w;
m_h = old_m_h;
if (!followplayer)
{
m_x = old_m_x;
m_y = old_m_y;
} else {
m_x = plr->mo->x - m_w/2;
m_y = plr->mo->y - m_h/2;
}
m_x2 = m_x + m_w;
m_y2 = m_y + m_h;
// Change the scaling multipliers
scale_mtof = FixedDiv(f_w<<FRACBITS, m_w);
scale_ftom = FixedDiv(FRACUNIT, scale_mtof);
}
//
// adds a marker at the current location
//
void AM_addMark(void)
{
markpoints[markpointnum].x = m_x + m_w/2;
markpoints[markpointnum].y = m_y + m_h/2;
markpointnum = (markpointnum + 1) % AM_NUMMARKPOINTS;
}
//
// Determines bounding box of all vertices,
// sets global variables controlling zoom range.
//
void AM_findMinMaxBoundaries(void)
{
int i;
fixed_t a;
fixed_t b;
min_x = min_y = MAXINT;
max_x = max_y = MININT;
for (i=0;i<numvertexes;i++)
{
if (vertexes[i].x < min_x)
min_x = vertexes[i].x;
else if (vertexes[i].x > max_x)
max_x = vertexes[i].x;
if (vertexes[i].y < min_y)
min_y = vertexes[i].y;
else if (vertexes[i].y > max_y)
max_y = vertexes[i].y;
}
max_w = max_x - min_x;
max_h = max_y - min_y;
min_w = 2*PLAYERRADIUS; // const? never changed?
min_h = 2*PLAYERRADIUS;
a = FixedDiv(f_w<<FRACBITS, max_w);
b = FixedDiv(f_h<<FRACBITS, max_h);
min_scale_mtof = a < b ? a : b;
max_scale_mtof = FixedDiv(f_h<<FRACBITS, 2*PLAYERRADIUS);
}
//
//
//
void AM_changeWindowLoc(void)
{
if (m_paninc.x || m_paninc.y)
{
followplayer = 0;
f_oldloc.x = MAXINT;
}
m_x += m_paninc.x;
m_y += m_paninc.y;
if (m_x + m_w/2 > max_x)
m_x = max_x - m_w/2;
else if (m_x + m_w/2 < min_x)
m_x = min_x - m_w/2;
if (m_y + m_h/2 > max_y)
m_y = max_y - m_h/2;
else if (m_y + m_h/2 < min_y)
m_y = min_y - m_h/2;
m_x2 = m_x + m_w;
m_y2 = m_y + m_h;
}
//
//
//
void AM_initVariables(void)
{
int pnum;
static event_t st_notify = { ev_keyup, AM_MSGENTERED };
automapactive = true;
fb = screens[0];
f_oldloc.x = MAXINT;
amclock = 0;
lightlev = 0;
m_paninc.x = m_paninc.y = 0;
ftom_zoommul = FRACUNIT;
mtof_zoommul = FRACUNIT;
m_w = FTOM(f_w);
m_h = FTOM(f_h);
// find player to center on initially
if (!playeringame[pnum = consoleplayer])
for (pnum=0;pnum<MAXPLAYERS;pnum++)
if (playeringame[pnum])
break;
plr = &players[pnum];
m_x = plr->mo->x - m_w/2;
m_y = plr->mo->y - m_h/2;
AM_changeWindowLoc();
// for saving & restoring
old_m_x = m_x;
old_m_y = m_y;
old_m_w = m_w;
old_m_h = m_h;
// inform the status bar of the change
ST_Responder(&st_notify);
}
//
//
//
void AM_loadPics(void)
{
int i;
char namebuf[9];
for (i=0;i<10;i++)
{
sprintf(namebuf, "AMMNUM%d", i);
marknums[i] = W_CacheLumpName(namebuf, PU_STATIC);
}
}
void AM_unloadPics(void)
{
int i;
for (i=0;i<10;i++)
Z_ChangeTag(marknums[i], PU_CACHE);
}
void AM_clearMarks(void)
{
int i;
for (i=0;i<AM_NUMMARKPOINTS;i++)
markpoints[i].x = -1; // means empty
markpointnum = 0;
}
//
// should be called at the start of every level
// right now, i figure it out myself
//
void AM_LevelInit(void)
{
leveljuststarted = 0;
f_x = f_y = 0;
f_w = SCREENWIDTH;
f_h = (SCREENHEIGHT - 32);
// f_w = finit_width;
// f_h = finit_height;
AM_clearMarks();
AM_findMinMaxBoundaries();
scale_mtof = FixedDiv(min_scale_mtof, (int) (0.7*FRACUNIT));
if (scale_mtof > max_scale_mtof)
scale_mtof = min_scale_mtof;
scale_ftom = FixedDiv(FRACUNIT, scale_mtof);
}
//
//
//
void AM_Stop (void)
{
static event_t st_notify = { 0, ev_keyup, AM_MSGEXITED };
AM_unloadPics();
automapactive = false;
ST_Responder(&st_notify);
stopped = true;
}
//
//
//
void AM_Start (void)
{
static int lastlevel = -1, lastepisode = -1;
if (!stopped) AM_Stop();
stopped = false;
if (lastlevel != gamemap || lastepisode != gameepisode)
{
AM_LevelInit();
lastlevel = gamemap;
lastepisode = gameepisode;
}
AM_initVariables();
AM_loadPics();
}
//
// set the window scale to the maximum size
//
void AM_minOutWindowScale(void)
{
scale_mtof = min_scale_mtof;
scale_ftom = FixedDiv(FRACUNIT, scale_mtof);
AM_activateNewScale();
}
//
// set the window scale to the minimum size
//
void AM_maxOutWindowScale(void)
{
scale_mtof = max_scale_mtof;
scale_ftom = FixedDiv(FRACUNIT, scale_mtof);
AM_activateNewScale();
}
//
// Handle events (user inputs) in automap mode
//
dboolean AM_Responder( event_t *ev )
{
int rc;
static int cheatstate=0;
static int bigstate=0;
static char buffer[20];
rc = false;
if (!automapactive)
{
if (ev->type == ev_keydown && ev->data1 == key_map)
//if (ev->type == ev_keydown && ev->data1 == AM_STARTKEY)
{
AM_Start();
viewactive = false;
rc = true;
}
}
else
if (ev->type == ev_keydown)
{
rc = true;
if (ev->data1 == key_map)
{
bigstate = 0;
viewactive = true;
AM_Stop();
}
else
if (ev->data1 == key_map_right)
{
if (!followplayer)
m_paninc.x = FTOM(F_PANINC);
else
rc = false;
}
else
if (ev->data1 == key_map_left)
{
if (!followplayer)
m_paninc.x = -FTOM(F_PANINC);
else
rc = false;
}
else
if (ev->data1 == key_map_up)
{
if (!followplayer)
m_paninc.y = FTOM(F_PANINC);
else
rc = false;
}
else
if (ev->data1 == key_map_down)
{
if (!followplayer)
m_paninc.y = -FTOM(F_PANINC);
else
rc = false;
}
else
if (ev->data1 == key_map_zoomin)
{
mtof_zoommul = M_ZOOMIN;
ftom_zoommul = M_ZOOMOUT;
}
else
if (ev->data1 == key_map_zoomout)
{
mtof_zoommul = M_ZOOMOUT;
ftom_zoommul = M_ZOOMIN;
}
else
if (ev->data1 == key_map_gobig)
{
bigstate = !bigstate;
if (bigstate)
{
AM_saveScaleAndLoc();
AM_minOutWindowScale();
}
else
AM_restoreScaleAndLoc();
}
else
if (ev->data1 == key_map_follow)
{
followplayer = !followplayer;
f_oldloc.x = MAXINT;
plr->message = followplayer ? AMSTR_FOLLOWON : AMSTR_FOLLOWOFF;
}
else
if (ev->data1 == key_map_grid)
{
grid = !grid;
plr->message = grid ? AMSTR_GRIDON : AMSTR_GRIDOFF;
}
else
if (ev->data1 == key_map_mark)
{
sprintf(buffer, "%s %d", AMSTR_MARKEDSPOT, markpointnum);
plr->message = buffer;
AM_addMark();
}
else
if (ev->data1 == key_map_clear)
{
AM_clearMarks();
plr->message = AMSTR_MARKSCLEARED;
}
else
{
cheatstate = 0;
rc = false;
}
if (!deathmatch && cht_CheckCheat(&cheat_amap, ev->data1))
{
rc = false;
cheating = (cheating+1) % 3;
}
}
else
if (ev->type == ev_keyup)
{
rc = false;
if ((ev->data1 == key_map_right) || (ev->data1 == key_map_left))
{
if (!followplayer)
m_paninc.x = 0;
}
else
if ((ev->data1 == key_map_up) || (ev->data1 == key_map_down))
{
if (!followplayer)
m_paninc.y = 0;
}
else
if ((ev->data1 == key_map_zoomin) || (ev->data1 == key_map_zoomout))
{
mtof_zoommul = FRACUNIT;
ftom_zoommul = FRACUNIT;
}
}
return rc;
}
//
// Zooming
//
void AM_changeWindowScale(void)
{
// Change the scaling multipliers
scale_mtof = FixedMul(scale_mtof, mtof_zoommul);
scale_ftom = FixedDiv(FRACUNIT, scale_mtof);
if (scale_mtof < min_scale_mtof)
AM_minOutWindowScale();
else if (scale_mtof > max_scale_mtof)
AM_maxOutWindowScale();
else
AM_activateNewScale();
}
//
//
//
void AM_doFollowPlayer(void)
{
if (f_oldloc.x != plr->mo->x || f_oldloc.y != plr->mo->y)
{
m_x = FTOM(MTOF(plr->mo->x)) - m_w/2;
m_y = FTOM(MTOF(plr->mo->y)) - m_h/2;
m_x2 = m_x + m_w;
m_y2 = m_y + m_h;
f_oldloc.x = plr->mo->x;
f_oldloc.y = plr->mo->y;
// m_x = FTOM(MTOF(plr->mo->x - m_w/2));
// m_y = FTOM(MTOF(plr->mo->y - m_h/2));
// m_x = plr->mo->x - m_w/2;
// m_y = plr->mo->y - m_h/2;
}
}
//
//
//
void AM_updateLightLev(void)
{
static nexttic = 0;
//static int litelevels[] = { 0, 3, 5, 6, 6, 7, 7, 7 };
static int litelevels[] = { 0, 4, 7, 10, 12, 14, 15, 15 };
static int litelevelscnt = 0;
// Change light level
if (amclock>nexttic)
{
lightlev = litelevels[litelevelscnt++];
if (litelevelscnt == sizeof(litelevels)/sizeof(int)) litelevelscnt = 0;
nexttic = amclock + 6 - (amclock % 6);
}
}
//
// Updates on Game Tick
//
void AM_Ticker (void)
{
if (!automapactive)
return;
amclock++;
if (followplayer)
AM_doFollowPlayer();
// Change the zoom if necessary
if (ftom_zoommul != FRACUNIT)
AM_changeWindowScale();
// Change x,y location
if (m_paninc.x || m_paninc.y)
AM_changeWindowLoc();
// Update light level
//AM_updateLightLev();
}
//
// Clear automap frame buffer.
//
void AM_clearFB(int color)
{
memset(fb, color, f_w*f_h);
}
//
// Automap clipping of lines.
//
// Based on Cohen-Sutherland clipping algorithm but with a slightly
// faster reject and precalculated slopes. If the speed is needed,
// use a hash algorithm to handle the common cases.
//
dboolean AM_clipMline( mline_t *ml, fline_t *fl )
{
enum
{
LEFT = 1,
RIGHT = 2,
BOTTOM = 4,
TOP = 8
};
register outcode1 = 0;
register outcode2 = 0;
register outside;
fpoint_t tmp;
int dx;
int dy;
#define DOOUTCODE(oc, mx, my) \
(oc) = 0; \
if ((my) < 0) (oc) |= TOP; \
else if ((my) >= f_h) (oc) |= BOTTOM; \
if ((mx) < 0) (oc) |= LEFT; \
else if ((mx) >= f_w) (oc) |= RIGHT;
// do trivial rejects and outcodes
if (ml->a.y > m_y2)
outcode1 = TOP;
else if (ml->a.y < m_y)
outcode1 = BOTTOM;
if (ml->b.y > m_y2)
outcode2 = TOP;
else if (ml->b.y < m_y)
outcode2 = BOTTOM;
if (outcode1 & outcode2)
return false; // trivially outside
if (ml->a.x < m_x)
outcode1 |= LEFT;
else if (ml->a.x > m_x2)
outcode1 |= RIGHT;
if (ml->b.x < m_x)
outcode2 |= LEFT;
else if (ml->b.x > m_x2)
outcode2 |= RIGHT;
if (outcode1 & outcode2)
return false; // trivially outside
// transform to frame-buffer coordinates.
fl->a.x = CXMTOF(ml->a.x);
fl->a.y = CYMTOF(ml->a.y);
fl->b.x = CXMTOF(ml->b.x);
fl->b.y = CYMTOF(ml->b.y);
DOOUTCODE(outcode1, fl->a.x, fl->a.y);
DOOUTCODE(outcode2, fl->b.x, fl->b.y);
if (outcode1 & outcode2)
return false;
while (outcode1 | outcode2)
{
// may be partially inside box
// find an outside point
if (outcode1)
outside = outcode1;
else
outside = outcode2;
// clip to each side
if (outside & TOP)
{
dy = fl->a.y - fl->b.y;
dx = fl->b.x - fl->a.x;
tmp.x = fl->a.x + (dx*(fl->a.y))/dy;
tmp.y = 0;
}
else if (outside & BOTTOM)
{
dy = fl->a.y - fl->b.y;
dx = fl->b.x - fl->a.x;
tmp.x = fl->a.x + (dx*(fl->a.y-f_h))/dy;
tmp.y = f_h-1;
}
else if (outside & RIGHT)
{
dy = fl->b.y - fl->a.y;
dx = fl->b.x - fl->a.x;
tmp.y = fl->a.y + (dy*(f_w-1 - fl->a.x))/dx;
tmp.x = f_w-1;
}
else if (outside & LEFT)
{
dy = fl->b.y - fl->a.y;
dx = fl->b.x - fl->a.x;
tmp.y = fl->a.y + (dy*(-fl->a.x))/dx;
tmp.x = 0;
}
if (outside == outcode1)