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
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
|
/* $Id$ */
/** @file players.c
* @todo Cleanup the messy DrawPlayerFace function asap
*/
#include "stdafx.h"
#include "openttd.h"
#include "engine.h"
#include "functions.h"
#include "string.h"
#include "strings.h"
#include "table/strings.h"
#include "table/sprites.h"
#include "map.h"
#include "player.h"
#include "town.h"
#include "vehicle.h"
#include "station.h"
#include "gfx.h"
#include "news.h"
#include "saveload.h"
#include "command.h"
#include "ai_new.h"
#include "sound.h"
#include "network.h"
#include "variables.h"
PlayerID _current_player;
static const SpriteID cheeks_table[4] = {
0x325, 0x326,
0x390, 0x3B0,
};
static const SpriteID mouth_table[3] = {
0x34C, 0x34D, 0x34F
};
void DrawPlayerFace(uint32 face, int color, int x, int y)
{
byte flag = 0;
if ( (int32)face < 0)
flag |= 1;
if ((((((face >> 7) ^ face) >> 7) ^ face) & 0x8080000) == 0x8000000)
flag |= 2;
/* draw the gradient */
DrawSprite( (color + 0x307) << PALETTE_SPRITE_START | PALETTE_MODIFIER_COLOR | 0x36A, x, y);
/* draw the cheeks */
DrawSprite(cheeks_table[flag&3], x, y);
/* draw the chin */
/* FIXME: real code uses -2 in zoomlevel 1 */
{
uint val = GB(face, 4, 2);
if (!(flag & 2)) {
DrawSprite(0x327 + (flag&1?0:val), x, y);
} else {
DrawSprite((flag&1?0x3B1:0x391) + (val>>1), x, y);
}
}
/* draw the eyes */
{
uint val1 = GB(face, 6, 4);
uint val2 = GB(face, 20, 3);
uint32 high = 0x314 << PALETTE_SPRITE_START;
if (val2 >= 6) {
high = 0x30F << PALETTE_SPRITE_START;
if (val2 != 6)
high = 0x30D << PALETTE_SPRITE_START;
}
if (!(flag & 2)) {
if (!(flag & 1)) {
DrawSprite(high+((val1 * 12 >> 4) + (0x32B | PALETTE_MODIFIER_COLOR)), x, y);
} else {
DrawSprite(high+(val1 + (0x337 | PALETTE_MODIFIER_COLOR)), x, y);
}
} else {
if (!(flag & 1)) {
DrawSprite(high+((val1 * 11 >> 4) + (0x39A | PALETTE_MODIFIER_COLOR)), x, y);
} else {
DrawSprite(high+(val1 + (0x3B8 | PALETTE_MODIFIER_COLOR)), x, y);
}
}
}
/* draw the mouth */
{
uint val = GB(face, 10, 6);
uint val2;
if (!(flag&1)) {
val2 = ((val&0xF) * 15 >> 4);
if (val2 < 3) {
DrawSprite((flag&2 ? 0x397 : 0x367) + val2, x, y);
/* skip the rest */
goto skip_mouth;
}
val2 -= 3;
if (flag & 2) {
if (val2 > 8) val2 = 0;
val2 += 0x3A5 - 0x35B;
}
DrawSprite(val2 + 0x35B, x, y);
} else if (!(flag&2)) {
DrawSprite(((val&0xF) * 10 >> 4) + 0x351, x, y);
} else {
DrawSprite(((val&0xF) * 9 >> 4) + 0x3C8, x, y);
}
val >>= 3;
if (!(flag&2)) {
if (!(flag&1)) {
DrawSprite(0x349 + val, x, y);
} else {
DrawSprite( mouth_table[(val*3>>3)], x, y);
}
} else {
if (!(flag&1)) {
DrawSprite(0x393 + (val&3), x, y);
} else {
DrawSprite(0x3B3 + (val*5>>3), x, y);
}
}
skip_mouth:;
}
/* draw the hair */
{
uint val = GB(face, 16, 4);
if (!(flag&2)) {
if (!(flag&1)) {
DrawSprite(0x382 + (val*9>>4), x, y);
} else {
DrawSprite(0x38B + (val*5>>4), x, y);
}
} else {
if (!(flag&1)) {
DrawSprite(0x3D4 + (val*5>>4), x, y);
} else {
DrawSprite(0x3D9 + (val*5>>4), x, y);
}
}
}
/* draw the tie */
{
uint val = GB(face, 20, 8);
if (!(flag&1)) {
DrawSprite(0x36B + ((val&3)*3>>2), x, y);
DrawSprite(0x36E + ((val>>2)&3), x, y);
DrawSprite(0x372 + ((val>>4)*6>>4), x, y);
} else {
DrawSprite(0x378 + ((val&3)*3>>2), x, y);
DrawSprite(0x37B + ((val>>2)&3), x, y);
val >>= 4;
if (val < 3) {
DrawSprite((flag&2 ? 0x3D1 : 0x37F) + val, x, y);
}
}
}
/* draw the glasses */
{
uint val = GB(face, 28, 3);
if (!(flag&2)) {
if (val<=1) {
DrawSprite(0x347 + val, x, y);
}
} else {
if (val<=1) {
DrawSprite(0x3AE + val, x, y);
}
}
}
}
void InvalidatePlayerWindows(Player *p)
{
PlayerID pid = p->index;
if (pid == _local_player) InvalidateWindow(WC_STATUS_BAR, 0);
InvalidateWindow(WC_FINANCES, pid);
}
bool CheckPlayerHasMoney(int32 cost)
{
if (cost > 0) {
uint pid = _current_player;
if (pid < MAX_PLAYERS && cost > GetPlayer(pid)->player_money) {
SetDParam(0, cost);
_error_message = STR_0003_NOT_ENOUGH_CASH_REQUIRES;
return false;
}
}
return true;
}
static void SubtractMoneyFromAnyPlayer(Player *p, int32 cost)
{
p->money64 -= cost;
UpdatePlayerMoney32(p);
p->yearly_expenses[0][_yearly_expenses_type] += cost;
if ( ( 1 << _yearly_expenses_type ) & (1<<7|1<<8|1<<9|1<<10))
p->cur_economy.income -= cost;
else if (( 1 << _yearly_expenses_type ) & (1<<2|1<<3|1<<4|1<<5|1<<6|1<<11))
p->cur_economy.expenses -= cost;
InvalidatePlayerWindows(p);
}
void SubtractMoneyFromPlayer(int32 cost)
{
PlayerID pid = _current_player;
if (pid < MAX_PLAYERS)
SubtractMoneyFromAnyPlayer(GetPlayer(pid), cost);
}
void SubtractMoneyFromPlayerFract(byte player, int32 cost)
{
Player *p = GetPlayer(player);
byte m = p->player_money_fraction;
p->player_money_fraction = m - (byte)cost;
cost >>= 8;
if (p->player_money_fraction > m)
cost++;
if (cost != 0)
SubtractMoneyFromAnyPlayer(p, cost);
}
// the player_money field is kept as it is, but money64 contains the actual amount of money.
void UpdatePlayerMoney32(Player *p)
{
if (p->money64 < -2000000000)
p->player_money = -2000000000;
else if (p->money64 > 2000000000)
p->player_money = 2000000000;
else
p->player_money = (int32)p->money64;
}
void GetNameOfOwner(byte owner, TileIndex tile)
{
SetDParam(2, owner);
if (owner != OWNER_TOWN) {
if (owner >= 8)
SetDParam(0, STR_0150_SOMEONE);
else {
Player *p = GetPlayer(owner);
SetDParam(0, p->name_1);
SetDParam(1, p->name_2);
}
} else {
Town *t = ClosestTownFromTile(tile, (uint)-1);
SetDParam(0, STR_TOWN);
SetDParam(1, t->index);
}
}
bool CheckOwnership(byte owner)
{
assert(owner <= OWNER_WATER);
if (owner == _current_player)
return true;
_error_message = STR_013B_OWNED_BY;
GetNameOfOwner(owner, 0);
return false;
}
bool CheckTileOwnership(TileIndex tile)
{
byte owner = GetTileOwner(tile);
assert(owner <= OWNER_WATER);
if (owner == _current_player)
return true;
_error_message = STR_013B_OWNED_BY;
// no need to get the name of the owner unless we're the local player (saves some time)
if (_current_player == _local_player)
GetNameOfOwner(owner, tile);
return false;
}
static void GenerateCompanyName(Player *p)
{
TileIndex tile;
Town *t;
StringID str;
Player *pp;
uint32 strp;
char buffer[100];
if (p->name_1 != STR_SV_UNNAMED)
return;
tile = p->last_build_coordinate;
if (tile == 0)
return;
t = ClosestTownFromTile(tile, (uint)-1);
if (IS_INT_INSIDE(t->townnametype, SPECSTR_TOWNNAME_START, SPECSTR_TOWNNAME_LAST+1)) {
str = t->townnametype - SPECSTR_TOWNNAME_START + SPECSTR_PLAYERNAME_START;
strp = t->townnameparts;
verify_name:;
// No player must have this name already
FOR_ALL_PLAYERS(pp) {
if (pp->name_1 == str && pp->name_2 == strp)
goto bad_town_name;
}
GetString(buffer, str);
if (strlen(buffer) >= 32 || GetStringWidth(buffer) >= 150)
goto bad_town_name;
set_name:;
p->name_1 = str;
p->name_2 = strp;
MarkWholeScreenDirty();
if (!IS_HUMAN_PLAYER(p->index)) {
SetDParam(0, t->index);
AddNewsItem(p->index + (4 << 4), NEWS_FLAGS(NM_CALLBACK, NF_TILE, NT_COMPANY_INFO, DNC_BANKRUPCY), p->last_build_coordinate, 0);
}
return;
}
bad_town_name:;
if (p->president_name_1 == SPECSTR_PRESIDENT_NAME) {
str = SPECSTR_ANDCO_NAME;
strp = p->president_name_2;
goto set_name;
} else {
str = SPECSTR_ANDCO_NAME;
strp = Random();
goto verify_name;
}
}
#define COLOR_SWAP(i,j) do { byte t=colors[i];colors[i]=colors[j];colors[j]=t; } while(0)
static const byte _color_sort[16] = {2, 2, 3, 2, 3, 2, 3, 2, 3, 2, 2, 2, 3, 1, 1, 1};
static const byte _color_similar_1[16] = {8, 6, 255, 12, 255, 0, 1, 1, 0, 13, 11, 10, 3, 9, 15, 14};
static const byte _color_similar_2[16] = {5, 7, 255, 255, 255, 8, 7, 6, 5, 12, 255, 255, 9, 255, 255, 255};
static byte GeneratePlayerColor(void)
{
byte colors[16], pcolor, t2;
int i,j,n;
uint32 r;
Player *p;
// Initialize array
for(i=0; i!=16; i++)
colors[i] = i;
// And randomize it
n = 100;
do {
r = Random();
COLOR_SWAP(GB(r, 0, 4), GB(r, 4, 4));
} while (--n);
// Bubble sort it according to the values in table 1
i = 16;
do {
for(j=0; j!=15; j++) {
if (_color_sort[colors[j]] < _color_sort[colors[j+1]]) {
COLOR_SWAP(j,j+1);
}
}
} while (--i);
// Move the colors that look similar to each player's color to the side
FOR_ALL_PLAYERS(p) if (p->is_active) {
pcolor = p->player_color;
for(i=0; i!=16; i++) if (colors[i] == pcolor) {
colors[i] = 0xFF;
t2 = _color_similar_1[pcolor];
if (t2 == 0xFF) break;
for(i=0; i!=15; i++) {
if (colors[i] == t2) {
do COLOR_SWAP(i,i+1); while (++i != 15);
break;
}
}
t2 = _color_similar_2[pcolor];
if (t2 == 0xFF) break;
for(i=0; i!=15; i++) {
if (colors[i] == t2) {
do COLOR_SWAP(i,i+1); while (++i != 15);
break;
}
}
break;
}
}
// Return the first available color
i = 0;
for(;;) {
if (colors[i] != 0xFF)
return colors[i];
i++;
}
}
static void GeneratePresidentName(Player *p)
{
Player *pp;
char buffer[100], buffer2[40];
for(;;) {
restart:;
p->president_name_2 = Random();
p->president_name_1 = SPECSTR_PRESIDENT_NAME;
SetDParam(0, p->president_name_2);
GetString(buffer, p->president_name_1);
if (strlen(buffer) >= 32 || GetStringWidth(buffer) >= 94)
continue;
FOR_ALL_PLAYERS(pp) {
if (pp->is_active && p != pp) {
SetDParam(0, pp->president_name_2);
GetString(buffer2, pp->president_name_1);
if (strcmp(buffer2, buffer) == 0)
goto restart;
}
}
return;
}
}
static Player *AllocatePlayer(void)
{
Player *p;
// Find a free slot
FOR_ALL_PLAYERS(p) {
if (!p->is_active) {
int i = p->index;
memset(p, 0, sizeof(Player));
p->index = i;
return p;
}
}
return NULL;
}
Player *DoStartupNewPlayer(bool is_ai)
{
Player *p;
int index;
p = AllocatePlayer();
if (p == NULL) return NULL;
index = p->index;
// Make a color
p->player_color = GeneratePlayerColor();
_player_colors[index] = p->player_color;
p->name_1 = STR_SV_UNNAMED;
p->is_active = true;
p->money64 = p->player_money = p->current_loan = 100000;
p->is_ai = is_ai;
p->ai.state = 5; /* AIS_WANT_NEW_ROUTE */
p->share_owners[0] = p->share_owners[1] = p->share_owners[2] = p->share_owners[3] = 0xFF;
p->avail_railtypes = GetPlayerRailtypes(index);
p->inaugurated_year = _cur_year;
p->face = Random();
GeneratePresidentName(p);
InvalidateWindow(WC_GRAPH_LEGEND, 0);
InvalidateWindow(WC_TOOLBAR_MENU, 0);
InvalidateWindow(WC_CLIENT_LIST, 0);
return p;
}
void StartupPlayers(void)
{
// The AI starts like in the setting with +2 month max
_next_competitor_start = _opt.diff.competitor_start_time * 90 * DAY_TICKS + RandomRange(60 * DAY_TICKS) + 1;
}
static void MaybeStartNewPlayer(void)
{
uint n;
Player *p;
// count number of competitors
n = 0;
for(p=_players; p!=endof(_players); p++)
if (p->is_active && p->is_ai)
n++;
// when there's a lot of computers in game, the probability that a new one starts is lower
if (n < (uint)_opt.diff.max_no_competitors)
if (n < (!_network_server ? RandomRange(_opt.diff.max_no_competitors + 2) : InteractiveRandomRange(_opt.diff.max_no_competitors + 2)) )
DoStartupNewPlayer(true);
// The next AI starts like the difficulty setting said, with +2 month max
_next_competitor_start = _opt.diff.competitor_start_time * 90 * DAY_TICKS + 1;
_next_competitor_start += (!_network_server) ? RandomRange(60 * DAY_TICKS) : InteractiveRandomRange(60 * DAY_TICKS);
}
void InitializePlayers(void)
{
int i;
memset(_players, 0, sizeof(_players));
for(i = 0; i != MAX_PLAYERS; i++)
_players[i].index=i;
_cur_player_tick_index = 0;
}
void OnTick_Players(void)
{
Player *p;
if (_game_mode == GM_EDITOR)
return;
p = GetPlayer(_cur_player_tick_index);
_cur_player_tick_index = (_cur_player_tick_index + 1) % MAX_PLAYERS;
if (p->name_1 != 0) GenerateCompanyName(p);
if (!_networking && _game_mode != GM_MENU && !--_next_competitor_start) {
MaybeStartNewPlayer();
}
}
void RunOtherPlayersLoop(void)
{
Player *p;
_is_ai_player = true;
FOR_ALL_PLAYERS(p) {
if (p->is_active && p->is_ai) {
_current_player = p->index;
if (_patches.ainew_active)
AiNewDoGameLoop(p);
else
AiDoGameLoop(p);
}
}
_is_ai_player = false;
_current_player = OWNER_NONE;
}
// index is the next parameter in _decode_parameters to set up
StringID GetPlayerNameString(byte player, byte index)
{
if (IS_HUMAN_PLAYER(player) && player < MAX_PLAYERS) {
SetDParam(index, player+1);
return STR_7002_PLAYER;
}
return STR_EMPTY;
}
extern void ShowPlayerFinances(int player);
void PlayersYearlyLoop(void)
{
Player *p;
// Copy statistics
FOR_ALL_PLAYERS(p) {
if (p->is_active) {
memmove(&p->yearly_expenses[1], &p->yearly_expenses[0], sizeof(p->yearly_expenses) - sizeof(p->yearly_expenses[0]));
memset(&p->yearly_expenses[0], 0, sizeof(p->yearly_expenses[0]));
InvalidateWindow(WC_FINANCES, p->index);
}
}
if (_patches.show_finances && _local_player != OWNER_SPECTATOR) {
ShowPlayerFinances(_local_player);
p = GetPlayer(_local_player);
if (p->num_valid_stat_ent > 5 && p->old_economy[0].performance_history < p->old_economy[4].performance_history) {
SndPlayFx(SND_01_BAD_YEAR);
} else {
SndPlayFx(SND_00_GOOD_YEAR);
}
}
}
void DeletePlayerWindows(int pi)
{
DeleteWindowById(WC_COMPANY, pi);
DeleteWindowById(WC_FINANCES, pi);
DeleteWindowById(WC_STATION_LIST, pi);
/* The vehicle list windows also have station in the window_number
* A stationindex of -1 means the global vehicle list */
DeleteWindowById(WC_TRAINS_LIST, (-1 << 16) | pi);
DeleteWindowById(WC_ROADVEH_LIST, (-1 << 16) | pi);
DeleteWindowById(WC_SHIPS_LIST, (-1 << 16) | pi);
DeleteWindowById(WC_AIRCRAFT_LIST, (-1 << 16) | pi);
DeleteWindowById(WC_BUY_COMPANY, pi);
}
byte GetPlayerRailtypes(int p)
{
Engine *e;
int rt = 0;
int i;
for(e = _engines, i = 0; i != lengthof(_engines); e++, i++) {
if (!HASBIT(e->player_avail, p))
continue;
/* Skip all wagons */
if ((i >= 27 && i < 54) || (i >= 57 && i < 84) || (i >= 89 && i < 116))
continue;
assert(e->railtype < RAILTYPE_END);
SETBIT(rt, e->railtype);
}
return rt;
}
static void DeletePlayerStuff(int pi)
{
Player *p;
DeletePlayerWindows(pi);
p = GetPlayer(pi);
DeleteName(p->name_1);
DeleteName(p->president_name_1);
p->name_1 = 0;
p->president_name_1 = 0;
}
/** Control the players: add, delete, etc.
* @param x,y unused
* @param p1 various functionality
* - p1 = 0 - create a new player, Which player (network) it will be is in p2
* - p1 = 1 - create a new AI player
* - p1 = 2 - delete a player. Player is identified by p2
* - p1 = 3 - merge two companies together. Player to merge #1 with player #2. Identified by p2
* @param p2 various functionality, dictated by p1
* - p1 = 0 - ClientID of the newly created player
* - p1 = 2 - PlayerID of the that is getting deleted
* - p1 = 3 - #1 p2 = (bit 0-15) - player to merge (p2 & 0xFFFF)
* - #2 p2 = (bit 16-31) - player to be merged into ((p2>>16)&0xFFFF)
* @todo In the case of p1=0, create new player, the clientID of the new player is in parameter
* p2. This parameter is passed in at function DEF_SERVER_RECEIVE_COMMAND(PACKET_CLIENT_COMMAND)
* on the server itself. First of all this is unbelievably ugly; second of all, well,
* it IS ugly! <b>Someone fix this up :)</b> So where to fix?@n
* @arg - network_server.c:838 DEF_SERVER_RECEIVE_COMMAND(PACKET_CLIENT_COMMAND)@n
* @arg - network_client.c:536 DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_MAP) from where the map has been received
*/
int32 CmdPlayerCtrl(int x, int y, uint32 flags, uint32 p1, uint32 p2)
{
if (flags & DC_EXEC) _current_player = OWNER_NONE;
switch (p1) {
case 0: { /* Create a new player */
Player *p;
PlayerID pid = p2;
if (!(flags & DC_EXEC) || pid >= MAX_PLAYERS) return 0;
p = DoStartupNewPlayer(false);
#ifdef ENABLE_NETWORK
if (_networking && !_network_server && _local_player == OWNER_SPECTATOR)
/* In case we are a client joining a server... */
DeleteWindowById(WC_NETWORK_STATUS_WINDOW, 0);
#endif /* ENABLE_NETWORK */
if (p != NULL) {
if (_local_player == OWNER_SPECTATOR) {
/* Check if we do not want to be a spectator in network */
if (!_networking || (_network_server && !_network_dedicated) || _network_playas != OWNER_SPECTATOR) {
_local_player = p->index;
MarkWholeScreenDirty();
}
}
#ifdef ENABLE_NETWORK
if (_network_server) {
/* XXX - UGLY! p2 (pid) is mis-used to fetch the client-id, done at server-side
* in network_server.c:838, function DEF_SERVER_RECEIVE_COMMAND(PACKET_CLIENT_COMMAND) */
NetworkClientInfo *ci = &_network_client_info[pid];
ci->client_playas = p->index + 1;
NetworkUpdateClientInfo(ci->client_index);
if (ci->client_playas != 0 && ci->client_playas <= MAX_PLAYERS) {
PlayerID player_backup = _local_player;
_network_player_info[p->index].months_empty = 0;
/* XXX - When a client joins, we automatically set its name to the
* player's name (for some reason). As it stands now only the server
* knows the client's name, so it needs to send out a "broadcast" to
* do this. To achieve this we send a network command. However, it
* uses _local_player to execute the command as. To prevent abuse
* (eg. only yourself can change your name/company), we 'cheat' by
* impersonation _local_player as the server. Not the best solution;
* but it works.
* TODO: Perhaps this could be improved by when the client is ready
* with joining to let it send itself the command, and not the server?
* For example in network_client.c:534? */
_cmd_text = ci->client_name;
_local_player = ci->client_playas - 1;
NetworkSend_Command(0, 0, 0, CMD_CHANGE_PRESIDENT_NAME, NULL);
_local_player = player_backup;
}
}
} else if (_network_server) {
/* XXX - UGLY! p2 (pid) is mis-used to fetch the client-id, done at server-side
* in network_server.c:838, function DEF_SERVER_RECEIVE_COMMAND(PACKET_CLIENT_COMMAND) */
NetworkClientInfo *ci = &_network_client_info[pid];
ci->client_playas = OWNER_SPECTATOR;
NetworkUpdateClientInfo(ci->client_index);
}
#else
}
#endif /* ENABLE_NETWORK */
} break;
case 1: /* Make a new AI player */
if (!(flags & DC_EXEC)) return 0;
DoStartupNewPlayer(true);
break;
case 2: { /* Delete a player */
Player *p;
if (p2 >= MAX_PLAYERS) return CMD_ERROR;
if (!(flags & DC_EXEC)) return 0;
p = GetPlayer(p2);
/* Only allow removal of HUMAN companies */
if (IS_HUMAN_PLAYER(p->index)) {
/* Delete any open window of the company */
DeletePlayerWindows(p->index);
/* Show the bankrupt news */
SetDParam(0, p->name_1);
SetDParam(1, p->name_2);
AddNewsItem( (StringID)(p->index + 16*3), NEWS_FLAGS(NM_CALLBACK, 0, NT_COMPANY_INFO, DNC_BANKRUPCY),0,0);
/* Remove the company */
ChangeOwnershipOfPlayerItems(p->index, OWNER_SPECTATOR);
p->money64 = p->player_money = 100000000; // XXX - wtf?
p->is_active = false;
}
} break;
case 3: { /* Merge a company (#1) into another company (#2), elimination company #1 */
PlayerID pid_old = GB(p2, 0, 16);
PlayerID pid_new = GB(p2, 16, 16);
if (pid_old >= MAX_PLAYERS || pid_new >= MAX_PLAYERS) return CMD_ERROR;
if (!(flags & DC_EXEC)) return CMD_ERROR;
ChangeOwnershipOfPlayerItems(pid_old, pid_new);
DeletePlayerStuff(pid_old);
} break;
default: return CMD_ERROR;
}
return 0;
}
static const StringID _endgame_performance_titles[16] = {
STR_0213_BUSINESSMAN,
STR_0213_BUSINESSMAN,
STR_0213_BUSINESSMAN,
STR_0213_BUSINESSMAN,
STR_0213_BUSINESSMAN,
STR_0214_ENTREPRENEUR,
STR_0214_ENTREPRENEUR,
STR_0215_INDUSTRIALIST,
STR_0215_INDUSTRIALIST,
STR_0216_CAPITALIST,
STR_0216_CAPITALIST,
STR_0217_MAGNATE,
STR_0217_MAGNATE,
STR_0218_MOGUL,
STR_0218_MOGUL,
STR_0219_TYCOON_OF_THE_CENTURY,
};
StringID EndGameGetPerformanceTitleFromValue(uint value)
{
return _endgame_performance_titles[minu(value, 1000) >> 6];
}
/* Return true if any cheat has been used, false otherwise */
static bool CheatHasBeenUsed(void)
{
const Cheat* cht = (Cheat*) &_cheats;
const Cheat* cht_last = &cht[sizeof(_cheats) / sizeof(Cheat)];
for (; cht != cht_last; cht++) {
if (cht->been_used)
return true;
}
return false;
}
/* Save the highscore for the player */
int8 SaveHighScoreValue(const Player *p)
{
HighScore *hs = _highscore_table[_opt.diff_level];
uint i;
uint16 score = p->old_economy[0].performance_history;
/* Exclude cheaters from the honour of being in the highscore table */
if (CheatHasBeenUsed())
return -1;
for (i = 0; i < lengthof(_highscore_table[0]); i++) {
/* You are in the TOP5. Move all values one down and save us there */
if (hs[i].score <= score) {
char buf[sizeof(hs[i].company)];
// move all elements one down starting from the replaced one
memmove(&hs[i + 1], &hs[i], sizeof(HighScore) * (lengthof(_highscore_table[0]) - i - 1));
SetDParam(0, p->president_name_1);
SetDParam(1, p->president_name_2);
SetDParam(2, p->name_1);
SetDParam(3, p->name_2);
GetString(buf, STR_HIGHSCORE_NAME); // get manager/company name string
ttd_strlcpy(hs[i].company, buf, sizeof(buf));
hs[i].score = score;
hs[i].title = EndGameGetPerformanceTitleFromValue(score);
return i;
}
}
return -1; // too bad; we did not make it into the top5
}
/* Sort all players given their performance */
static int CDECL HighScoreSorter(const void *a, const void *b)
{
const Player *pa = *(const Player* const*)a;
const Player *pb = *(const Player* const*)b;
return pb->old_economy[0].performance_history - pa->old_economy[0].performance_history;
}
/* Save the highscores in a network game when it has ended */
#define LAST_HS_ITEM lengthof(_highscore_table) - 1
int8 SaveHighScoreValueNetwork(void)
{
Player *p, *player_sort[MAX_PLAYERS];
size_t count = 0;
int8 player = -1;
/* Sort all active players with the highest score first */
FOR_ALL_PLAYERS(p) {
if (p->is_active)
player_sort[count++] = p;
}
qsort(player_sort, count, sizeof(player_sort[0]), HighScoreSorter);
{
HighScore *hs;
Player* const *p_cur = &player_sort[0];
uint8 i;
memset(_highscore_table[LAST_HS_ITEM], 0, sizeof(_highscore_table[0]));
/* Copy over Top5 companies */
for (i = 0; i < lengthof(_highscore_table[LAST_HS_ITEM]) && i < (uint8)count; i++) {
char buf[sizeof(_highscore_table[0]->company)];
hs = &_highscore_table[LAST_HS_ITEM][i];
SetDParam(0, (*p_cur)->president_name_1);
SetDParam(1, (*p_cur)->president_name_2);
SetDParam(2, (*p_cur)->name_1);
SetDParam(3, (*p_cur)->name_2);
GetString(buf, STR_HIGHSCORE_NAME); // get manager/company name string
ttd_strlcpy(hs->company, buf, sizeof(buf));
hs->score = (*p_cur)->old_economy[0].performance_history;
hs->title = EndGameGetPerformanceTitleFromValue(hs->score);
// get the ranking of the local player
if ((*p_cur)->index == (int8)_local_player)
player = i;
p_cur++;
}
}
/* Add top5 players to highscore table */
return player;
}
/* Save HighScore table to file */
void SaveToHighScore(void)
{
FILE *fp = fopen(_highscore_file, "w");
if (fp != NULL) {
uint i;
HighScore *hs;
for (i = 0; i < LAST_HS_ITEM; i++) { // don't save network highscores
for (hs = _highscore_table[i]; hs != endof(_highscore_table[i]); hs++) {
/* First character is a command character, so strlen will fail on that */
byte length = min(sizeof(hs->company), (hs->company[0] == '\0') ? 0 : strlen(&hs->company[1]) + 1);
fwrite(&length, sizeof(length), 1, fp); // write away string length
fwrite(hs->company, length, 1, fp);
fwrite(&hs->score, sizeof(hs->score), 1, fp);
fwrite(&hs->title, sizeof(hs->title), 1, fp);
}
}
fclose(fp);
}
}
/* Initialize the highscore table to 0 and if any file exists, load in values */
void LoadFromHighScore(void)
{
FILE *fp = fopen(_highscore_file, "r");
memset(_highscore_table, 0, sizeof(_highscore_table));
if (fp != NULL) {
uint i;
HighScore *hs;
for (i = 0; i < LAST_HS_ITEM; i++) { // don't load network highscores
for (hs = _highscore_table[i]; hs != endof(_highscore_table[i]); hs++) {
byte length;
fread(&length, sizeof(length), 1, fp);
fread(hs->company, 1, length, fp);
fread(&hs->score, sizeof(hs->score), 1, fp);
fread(&hs->title, sizeof(hs->title), 1, fp);
}
}
fclose(fp);
}
/* Initialize end of game variable (when to show highscore chart) */
_patches.ending_date = 2051;
}
// Save/load of players
static const SaveLoad _player_desc[] = {
SLE_VAR(Player,name_2, SLE_UINT32),
SLE_VAR(Player,name_1, SLE_STRINGID),
SLE_VAR(Player,president_name_1,SLE_UINT16),
SLE_VAR(Player,president_name_2,SLE_UINT32),
SLE_VAR(Player,face, SLE_UINT32),
// money was changed to a 64 bit field in savegame version 1.
SLE_CONDVAR(Player,money64, SLE_VAR_I64 | SLE_FILE_I32, 0, 0),
SLE_CONDVAR(Player,money64, SLE_INT64, 1, 255),
SLE_VAR(Player,current_loan, SLE_INT32),
SLE_VAR(Player,player_color, SLE_UINT8),
SLE_VAR(Player,player_money_fraction,SLE_UINT8),
SLE_VAR(Player,avail_railtypes, SLE_UINT8),
SLE_VAR(Player,block_preview, SLE_UINT8),
SLE_VAR(Player,cargo_types, SLE_UINT16),
SLE_CONDVAR(Player, location_of_house, SLE_FILE_U16 | SLE_VAR_U32, 0, 5),
SLE_CONDVAR(Player, location_of_house, SLE_UINT32, 6, 255),
SLE_CONDVAR(Player, last_build_coordinate, SLE_FILE_U16 | SLE_VAR_U32, 0, 5),
SLE_CONDVAR(Player, last_build_coordinate, SLE_UINT32, 6, 255),
SLE_VAR(Player,inaugurated_year,SLE_UINT8),
SLE_ARR(Player,share_owners, SLE_UINT8, 4),
SLE_VAR(Player,num_valid_stat_ent,SLE_UINT8),
SLE_VAR(Player,quarters_of_bankrupcy,SLE_UINT8),
SLE_VAR(Player,bankrupt_asked, SLE_UINT8),
SLE_VAR(Player,bankrupt_timeout,SLE_INT16),
SLE_VAR(Player,bankrupt_value, SLE_INT32),
// yearly expenses was changed to 64-bit in savegame version 2.
SLE_CONDARR(Player,yearly_expenses, SLE_FILE_I32|SLE_VAR_I64, 3*13, 0, 1),
SLE_CONDARR(Player,yearly_expenses, SLE_INT64, 3*13, 2, 255),
SLE_CONDVAR(Player,is_ai, SLE_UINT8, 2, 255),
SLE_CONDVAR(Player,is_active, SLE_UINT8, 4, 255),
// reserve extra space in savegame here. (currently 64 bytes)
SLE_CONDARR(NullStruct,null,SLE_FILE_U64 | SLE_VAR_NULL, 8, 2, 255),
SLE_END()
};
static const SaveLoad _player_economy_desc[] = {
// these were changed to 64-bit in savegame format 2
SLE_CONDVAR(PlayerEconomyEntry,income, SLE_INT32, 0, 1),
SLE_CONDVAR(PlayerEconomyEntry,expenses, SLE_INT32, 0, 1),
SLE_CONDVAR(PlayerEconomyEntry,company_value, SLE_FILE_I32 | SLE_VAR_I64, 0, 1),
SLE_CONDVAR(PlayerEconomyEntry,income, SLE_FILE_I64 | SLE_VAR_I32, 2, 255),
SLE_CONDVAR(PlayerEconomyEntry,expenses,SLE_FILE_I64 | SLE_VAR_I32, 2, 255),
SLE_CONDVAR(PlayerEconomyEntry,company_value, SLE_INT64, 2, 255),
SLE_VAR(PlayerEconomyEntry,delivered_cargo, SLE_INT32),
SLE_VAR(PlayerEconomyEntry,performance_history, SLE_INT32),
SLE_END()
};
static const SaveLoad _player_ai_desc[] = {
SLE_VAR(PlayerAI,state, SLE_UINT8),
SLE_VAR(PlayerAI,tick, SLE_UINT8),
SLE_CONDVAR(PlayerAI,state_counter, SLE_FILE_U16 | SLE_VAR_U32, 0, 12),
SLE_CONDVAR(PlayerAI,state_counter, SLE_UINT32, 13, 255),
SLE_VAR(PlayerAI,timeout_counter, SLE_UINT16),
SLE_VAR(PlayerAI,state_mode, SLE_UINT8),
SLE_VAR(PlayerAI,banned_tile_count, SLE_UINT8),
SLE_VAR(PlayerAI,railtype_to_use, SLE_UINT8),
SLE_VAR(PlayerAI,cargo_type, SLE_UINT8),
SLE_VAR(PlayerAI,num_wagons, SLE_UINT8),
SLE_VAR(PlayerAI,build_kind, SLE_UINT8),
SLE_VAR(PlayerAI,num_build_rec, SLE_UINT8),
SLE_VAR(PlayerAI,num_loco_to_build, SLE_UINT8),
SLE_VAR(PlayerAI,num_want_fullload, SLE_UINT8),
SLE_VAR(PlayerAI,route_type_mask, SLE_UINT8),
SLE_CONDVAR(PlayerAI, start_tile_a, SLE_FILE_U16 | SLE_VAR_U32, 0, 5),
SLE_CONDVAR(PlayerAI, start_tile_a, SLE_UINT32, 6, 255),
SLE_CONDVAR(PlayerAI, cur_tile_a, SLE_FILE_U16 | SLE_VAR_U32, 0, 5),
SLE_CONDVAR(PlayerAI, cur_tile_a, SLE_UINT32, 6, 255),
SLE_VAR(PlayerAI,start_dir_a, SLE_UINT8),
SLE_VAR(PlayerAI,cur_dir_a, SLE_UINT8),
SLE_CONDVAR(PlayerAI, start_tile_b, SLE_FILE_U16 | SLE_VAR_U32, 0, 5),
SLE_CONDVAR(PlayerAI, start_tile_b, SLE_UINT32, 6, 255),
SLE_CONDVAR(PlayerAI, cur_tile_b, SLE_FILE_U16 | SLE_VAR_U32, 0, 5),
SLE_CONDVAR(PlayerAI, cur_tile_b, SLE_UINT32, 6, 255),
SLE_VAR(PlayerAI,start_dir_b, SLE_UINT8),
SLE_VAR(PlayerAI,cur_dir_b, SLE_UINT8),
SLE_REF(PlayerAI,cur_veh, REF_VEHICLE),
SLE_ARR(PlayerAI,wagon_list, SLE_UINT16, 9),
SLE_ARR(PlayerAI,order_list_blocks, SLE_UINT8, 20),
SLE_ARR(PlayerAI,banned_tiles, SLE_UINT16, 16),
SLE_CONDARR(NullStruct,null,SLE_FILE_U64 | SLE_VAR_NULL, 8, 2, 255),
SLE_END()
};
static const SaveLoad _player_ai_build_rec_desc[] = {
SLE_CONDVAR(AiBuildRec,spec_tile, SLE_FILE_U16 | SLE_VAR_U32, 0, 5),
SLE_CONDVAR(AiBuildRec,spec_tile, SLE_UINT32, 6, 255),
SLE_CONDVAR(AiBuildRec,use_tile, SLE_FILE_U16 | SLE_VAR_U32, 0, 5),
SLE_CONDVAR(AiBuildRec,use_tile, SLE_UINT32, 6, 255),
SLE_VAR(AiBuildRec,rand_rng, SLE_UINT8),
SLE_VAR(AiBuildRec,cur_building_rule,SLE_UINT8),
SLE_VAR(AiBuildRec,unk6, SLE_UINT8),
SLE_VAR(AiBuildRec,unk7, SLE_UINT8),
SLE_VAR(AiBuildRec,buildcmd_a, SLE_UINT8),
SLE_VAR(AiBuildRec,buildcmd_b, SLE_UINT8),
SLE_VAR(AiBuildRec,direction, SLE_UINT8),
SLE_VAR(AiBuildRec,cargo, SLE_UINT8),
SLE_END()
};
static void SaveLoad_PLYR(Player *p) {
int i;
SlObject(p, _player_desc);
// Write AI?
if (!IS_HUMAN_PLAYER(p->index)) {
SlObject(&p->ai, _player_ai_desc);
for(i=0; i!=p->ai.num_build_rec; i++)
SlObject(&p->ai.src + i, _player_ai_build_rec_desc);
}
// Write economy
SlObject(&p->cur_economy, _player_economy_desc);
// Write old economy entries.
{
PlayerEconomyEntry *pe;
for(i=p->num_valid_stat_ent,pe=p->old_economy; i!=0; i--,pe++)
SlObject(pe, _player_economy_desc);
}
}
static void Save_PLYR(void)
{
Player *p;
FOR_ALL_PLAYERS(p) {
if (p->is_active) {
SlSetArrayIndex(p->index);
SlAutolength((AutolengthProc*)SaveLoad_PLYR, p);
}
}
}
static void Load_PLYR(void)
{
int index;
while ((index = SlIterateArray()) != -1) {
Player *p = GetPlayer(index);
p->is_ai = (index != 0);
SaveLoad_PLYR(p);
_player_colors[index] = p->player_color;
UpdatePlayerMoney32(p);
}
}
const ChunkHandler _player_chunk_handlers[] = {
{ 'PLYR', Save_PLYR, Load_PLYR, CH_ARRAY | CH_LAST},
};
|