forked from noah-/d2bs
-
Notifications
You must be signed in to change notification settings - Fork 0
/
Copy pathD2Helpers.cpp
1036 lines (888 loc) · 30.2 KB
/
D2Helpers.cpp
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
#include <io.h>
#include <errno.h>
#include <ctime>
#include <cmath>
#include <sstream>
#include <string>
#include "D2Helpers.h"
#include "Constants.h"
#include "Helpers.h"
#include "D2Skills.h"
#include "D2Intercepts.h"
#include "D2BS.h"
#include "stringhash.h"
#include "CriticalSections.h"
void Log(wchar_t* szFormat, ...) {
va_list vaArgs;
va_start(vaArgs, szFormat);
int len = _vscwprintf(szFormat, vaArgs);
wchar_t* szString = new wchar_t[len + 1];
vswprintf_s(szString, len + 1, szFormat, vaArgs);
va_end(vaArgs);
if (len > 0 && szString[len - 1] == L'\n')
szString[len - 1] = 0;
LogNoFormat(szString);
delete[] szString;
}
void LogNoFormat(const wchar_t* szString) {
time_t tTime;
struct tm timestamp;
char szTime[128] = "";
wchar_t path[_MAX_PATH + _MAX_FNAME] = L"";
time(&tTime);
localtime_s(×tamp, &tTime);
strftime(szTime, sizeof(szTime), "%Y%m%d", ×tamp);
swprintf_s(path, _countof(path), L"%sd2bs-%s-%S.log", Vars.szLogPath, Vars.szProfile, szTime);
#ifdef DEBUG
FILE* log = stderr;
#else
FILE* log = _wfsopen(path, L"a+", _SH_DENYNO);
#endif
static DWORD id = GetProcessId(GetCurrentProcess());
char* sString = UnicodeToAnsi(szString);
strftime(szTime, sizeof(szTime), "%x %X", ×tamp);
fprintf(log, "[%s] D2BS %d: %s\n", szTime, id, sString);
delete[] sString;
#ifndef DEBUG
fflush(log);
fclose(log);
#endif
}
// NOTE TO CALLERS: szTmp must be a PRE-INITIALIZED string.
const char* GetUnitName(UnitAny* pUnit, char* szTmp, size_t bufSize) {
if (!pUnit) {
strcpy_s(szTmp, bufSize, "Unknown");
return szTmp;
}
if (pUnit->dwType == UNIT_MONSTER) {
wchar_t* wName = D2CLIENT_GetUnitName(pUnit);
WideCharToMultiByte(CP_UTF8, 0, wName, -1, szTmp, bufSize, 0, 0);
return szTmp;
}
if (pUnit->dwType == UNIT_PLAYER && pUnit->pPlayerData) {
// return pUnit->pPlayerData->szName;
strcpy_s(szTmp, bufSize, pUnit->pPlayerData->szName);
return szTmp;
}
if (pUnit->dwType == UNIT_ITEM) {
wchar_t wBuffer[256] = L"";
D2CLIENT_GetItemName(pUnit, wBuffer, _countof(wBuffer));
char* szBuffer = UnicodeToAnsi(wBuffer);
if (strchr(szBuffer, '\n'))
*strchr(szBuffer, '\n') = 0x00;
strcpy_s(szTmp, bufSize, szBuffer);
delete[] szBuffer;
return szTmp;
}
if (pUnit->dwType == UNIT_OBJECT || pUnit->dwType == UNIT_TILE) {
if (pUnit->pObjectData && pUnit->pObjectData->pTxt) {
strcpy_s(szTmp, bufSize, pUnit->pObjectData->pTxt->szName);
return szTmp;
}
}
strcpy_s(szTmp, bufSize, "Unknown");
return szTmp;
}
// szBuf must be a 4-character string
void GetItemCode(UnitAny* pUnit, char* szBuf) {
if (pUnit->dwType == UNIT_ITEM) {
ItemTxt* pTxt = D2COMMON_GetItemText(pUnit->dwTxtFileNo);
if (pTxt) {
memcpy(szBuf, pTxt->szCode, 3);
szBuf[3] = 0x00;
}
}
}
bool InArea(int x, int y, int x2, int y2, int sizex, int sizey) {
return !!(x >= x2 && x < x2 + sizex && y >= y2 && y < y2 + sizey);
}
/*UnitAny* FindItemByPosition(DWORD x, DWORD y, DWORD Location) {
for(UnitAny* pItem = D2COMMON_GetItemFromInventory(D2CLIENT_GetPlayerUnit()->pInventory); pItem; pItem = D2COMMON_GetNextItemFromInventory(pItem)) {
if((DWORD)GetItemLocation(pItem) == Location &&
InArea(x,y,pItem->pObjectPath->dwPosX,pItem->pObjectPath->dwPosY,D2COMMON_GetItemText(pItem->dwTxtFileNo)->xSize,D2COMMON_GetItemText(pItem->dwTxtFileNo)->ySize))
return pItem;
}
return NULL;
}*/
/*void SelectInventoryItem(DWORD x, DWORD y, DWORD dwLocation)
{
*(DWORD*)&p_D2CLIENT_SelectedInvItem = (DWORD)FindItemByPosition(x, y, dwLocation);
}*/
// Do not edit without the express consent of bsdunx or lord2800
ClientGameState ClientState(void) {
ClientGameState state = ClientStateNull;
UnitAny* player = D2CLIENT_GetPlayerUnit();
Control* firstControl = *p_D2WIN_FirstControl;
if (player && !firstControl) {
if (player && player->pUpdateUnit) {
state = ClientStateBusy;
return state;
}
if (player->pInventory && player->pPath &&
// player->pPath->xPos &&
player->pPath->pRoom1 && player->pPath->pRoom1->pRoom2 && player->pPath->pRoom1->pRoom2->pLevel && player->pPath->pRoom1->pRoom2->pLevel->dwLevelNo)
state = ClientStateInGame;
else
state = ClientStateBusy;
} else if (!player && firstControl)
state = ClientStateMenu;
else if (!player && !firstControl)
state = ClientStateNull;
return state;
}
bool GameReady(void) {
return (ClientState() == ClientStateInGame ? true : false);
}
bool WaitForGameReady(void) {
DWORD start = GetTickCount();
do {
switch (ClientState()) {
case ClientStateNull:
case ClientStateMenu:
return false;
case ClientStateInGame:
return true;
}
Sleep(10);
} while ((Vars.dwGameTimeout == 0) || (Vars.dwGameTimeout > 0 && (GetTickCount() - start) < Vars.dwGameTimeout));
return false;
}
DWORD GetPlayerArea(void) {
return (ClientState() == ClientStateInGame ? D2CLIENT_GetPlayerUnit()->pPath->pRoom1->pRoom2->pLevel->dwLevelNo : NULL);
}
Level* GetLevel(DWORD dwLevelNo) {
AutoCriticalRoom* cRoom = new AutoCriticalRoom;
if (!GameReady())
return nullptr;
Level* pLevel = D2CLIENT_GetPlayerUnit()->pAct->pMisc->pLevelFirst;
while (pLevel) {
if (pLevel->dwLevelNo == dwLevelNo) {
if (!pLevel->pRoom2First)
D2COMMON_InitLevel(pLevel);
if (!pLevel->pRoom2First)
break;
delete cRoom;
return pLevel;
}
pLevel = pLevel->pNextLevel;
}
// this crashes pretty much every time it's called
// pLevel = D2COMMON_GetLevel(D2CLIENT_GetPlayerUnit()->pAct->pMisc, dwLevelNo);
delete cRoom;
return pLevel;
}
// TODO: make this use SIZE for clarity
POINT CalculateTextLen(const char* szwText, int Font) {
POINT ret = {0, 0};
if (!szwText)
return ret;
wchar_t* buf = AnsiToUnicode(szwText);
ret = CalculateTextLen(buf, Font);
delete[] buf;
return ret;
}
POINT CalculateTextLen(const wchar_t* szwText, int Font) {
POINT ret = {0, 0};
if (!szwText)
return ret;
DWORD dwWidth, dwFileNo;
DWORD dwOldSize = D2WIN_SetTextSize(Font);
ret.y = D2WIN_GetTextSize((wchar_t*)szwText, &dwWidth, &dwFileNo);
ret.x = dwWidth;
D2WIN_SetTextSize(dwOldSize);
return ret;
}
int GetSkill(WORD wSkillId) {
if (!D2CLIENT_GetPlayerUnit())
return 0;
for (Skill* pSkill = D2CLIENT_GetPlayerUnit()->pInfo->pFirstSkill; pSkill; pSkill = pSkill->pNextSkill)
if (pSkill->pSkillInfo->wSkillId == wSkillId)
return D2COMMON_GetSkillLevel(D2CLIENT_GetPlayerUnit(), pSkill, TRUE);
return 0;
}
BOOL SetSkill(JSContext* cx, WORD wSkillId, BOOL bLeft, DWORD dwItemId) {
if (ClientState() != ClientStateInGame)
return FALSE;
if (!GetSkill(wSkillId))
return FALSE;
BYTE aPacket[9];
aPacket[0] = 0x3C;
*(WORD*)&aPacket[1] = wSkillId;
aPacket[3] = 0;
aPacket[4] = (bLeft) ? 0x80 : 0;
*(DWORD*)&aPacket[5] = dwItemId;
D2CLIENT_SendGamePacket(9, aPacket);
UnitAny* Me = D2CLIENT_GetPlayerUnit();
int timeout = 0;
Skill* hand = NULL;
while (ClientState() == ClientStateInGame) {
hand = (bLeft ? Me->pInfo->pLeftSkill : Me->pInfo->pRightSkill);
if (hand->pSkillInfo->wSkillId != wSkillId) {
if (timeout > 10)
return FALSE;
timeout++;
} else
return TRUE;
Script* script = (Script*)JS_GetContextPrivate(cx); // run events to avoid packet block deadlock
DWORD start = GetTickCount();
int amt = 100 - (GetTickCount() - start);
while (amt > 0) { // had a script deadlock here, make sure were positve with amt
WaitForSingleObjectEx(script->eventSignal, amt, true);
ResetEvent(script->eventSignal);
while (script->EventList.size() > 0 && !!!(JSBool)(script->IsAborted() || ((script->GetState() == InGame) && ClientState() == ClientStateMenu))) {
EnterCriticalSection(&Vars.cEventSection);
Event* evt = script->EventList.back();
script->EventList.pop_back();
LeaveCriticalSection(&Vars.cEventSection);
ExecScriptEvent(evt, false);
}
amt = 100 - (GetTickCount() - start);
// SleepEx(10,true); // ex for delayed setTimer
}
}
return FALSE;
}
// Compare the skillname to the Game_Skills struct to find the right skill ID to return
WORD GetSkillByName(char* skillname) {
for (int i = 0; i < 216; i++)
if (_stricmp(Game_Skills[i].name, skillname) == 0)
return Game_Skills[i].skillID;
return (WORD)-1;
}
char* GetSkillByID(WORD id) {
for (int i = 0; i < 216; i++)
if (id == Game_Skills[i].skillID)
return Game_Skills[i].name;
return NULL;
}
void SendMouseClick(int x, int y, int clicktype) {
// HACK: Using PostMessage instead of SendMessage--need to fix this ASAP!
LPARAM lp = x + (y << 16);
switch (clicktype) {
case 0:
PostMessage(D2GFX_GetHwnd(), WM_LBUTTONDOWN, 0, lp);
break;
case 1:
PostMessage(D2GFX_GetHwnd(), WM_LBUTTONUP, 0, lp);
break;
case 2:
PostMessage(D2GFX_GetHwnd(), WM_RBUTTONDOWN, 0, lp);
break;
case 3:
PostMessage(D2GFX_GetHwnd(), WM_RBUTTONUP, 0, lp);
break;
}
}
void SendKeyPress(uint type, uint key, uint ext) {
LPARAM lp = 1;
lp |= ext << 24;
lp |= (MapVirtualKey(key, MAPVK_VK_TO_VSC) << 16);
if (type == WM_KEYUP) {
lp |= 0xC0000000;
}
PostMessage(D2GFX_GetHwnd(), type, key, lp);
}
DWORD __declspec(naked) __fastcall D2CLIENT_InitAutomapLayer_STUB(DWORD nLayerNo) {
__asm
{
push edi; // Updated 1.14d Registers changed.
mov edi, ecx;
call D2CLIENT_InitAutomapLayer_I;
pop edi;
ret;
}
}
AutomapLayer* InitAutomapLayer(DWORD levelno) {
AutomapLayer2* pLayer = D2COMMON_GetLayer(levelno);
return D2CLIENT_InitAutomapLayer(pLayer->nLayerNo);
}
void WorldToScreen(POINT* pPos) {
D2COMMON_MapToAbsScreen(&pPos->x, &pPos->y);
pPos->x -= D2CLIENT_GetMouseXOffset();
pPos->y -= D2CLIENT_GetMouseYOffset();
}
void ScreenToWorld(POINT* pPos) {
D2COMMON_AbsScreenToMap(&pPos->x, &pPos->y);
pPos->x += D2CLIENT_GetMouseXOffset();
pPos->y += D2CLIENT_GetMouseYOffset();
}
POINT ScreenToAutomap(int x, int y) {
POINT result = {0, 0};
x *= 32;
y *= 32;
result.x = ((x - y) / 2 / (*p_D2CLIENT_Divisor)) - (*p_D2CLIENT_Offset).x + 8;
result.y = ((x + y) / 4 / (*p_D2CLIENT_Divisor)) - (*p_D2CLIENT_Offset).y - 8;
if (D2CLIENT_GetAutomapSize()) {
--result.x;
result.y += 5;
}
return result;
}
void AutomapToScreen(POINT* pPos) {
pPos->x = 8 - p_D2CLIENT_Offset->x + (pPos->x * (*p_D2CLIENT_AutomapMode));
pPos->y = 8 + p_D2CLIENT_Offset->y + (pPos->y * (*p_D2CLIENT_AutomapMode));
}
void myDrawText(const wchar_t* szwText, int x, int y, int color, int font) {
DWORD dwOld = D2WIN_SetTextSize(font);
D2WIN_DrawText(szwText, x, y, color, 0);
D2WIN_SetTextSize(dwOld);
}
void myDrawCenterText(const wchar_t* szText, int x, int y, int color, int font, int div) {
DWORD dwWidth = NULL, dwFileNo = NULL, dwOldSize = NULL;
dwOldSize = D2WIN_SetTextSize(font);
D2WIN_GetTextSize((wchar_t*)szText, &dwWidth, &dwFileNo);
D2WIN_SetTextSize(dwOldSize);
myDrawText(szText, x - (dwWidth >> div), y, color, font);
}
void D2CLIENT_Interact(UnitAny* pUnit, DWORD dwMoveType) {
if (!pUnit)
return;
if (!D2CLIENT_FindUnit(pUnit->dwUnitId, pUnit->dwType))
return;
UnitInteraction pInteract = {dwMoveType, D2CLIENT_GetPlayerUnit(), pUnit, D2CLIENT_GetUnitX(pUnit), D2CLIENT_GetUnitY(pUnit), 0, 0};
D2CLIENT_Interact_STUB(&pInteract);
}
typedef void (*fnClickEntry)(void);
BOOL ClickNPCMenu(DWORD NPCClassId, DWORD MenuId) {
NPCMenu* pMenu = (NPCMenu*)p_D2CLIENT_NPCMenu;
fnClickEntry pClick = (fnClickEntry)NULL;
for (UINT i = 0; i < *p_D2CLIENT_NPCMenuAmount; i++) {
if (pMenu->dwNPCClassId == NPCClassId) {
if (pMenu->wEntryId1 == MenuId) {
pClick = (fnClickEntry)pMenu->dwEntryFunc1;
if (pClick)
pClick();
else
return FALSE;
return TRUE;
} else if (pMenu->wEntryId2 == MenuId) {
pClick = (fnClickEntry)pMenu->dwEntryFunc2;
if (pClick)
pClick();
else
return FALSE;
return TRUE;
} else if (pMenu->wEntryId3 == MenuId) {
pClick = (fnClickEntry)pMenu->dwEntryFunc3;
if (pClick)
pClick();
else
return FALSE;
return TRUE;
} else if (pMenu->wEntryId4 == MenuId) {
pClick = (fnClickEntry)pMenu->dwEntryFunc4;
if (pClick)
pClick();
else
return FALSE;
return TRUE;
}
}
pMenu = (NPCMenu*)((DWORD)pMenu + sizeof(NPCMenu));
}
return FALSE;
}
int GetItemLocation(UnitAny* pItem) {
if (!pItem || !pItem->pItemData)
return -1;
return (pItem->pItemData->GameLocation);
}
BYTE CalcPercent(DWORD dwVal, DWORD dwMaxVal, BYTE iMin) {
if (dwVal == 0 || dwMaxVal == 0)
return 0;
BYTE iRes = (BYTE)((double)dwVal / (double)dwMaxVal * 100.0);
if (iRes > 100)
iRes = 100;
return max(iRes, iMin);
}
DWORD GetTileLevelNo(Room2* lpRoom2, DWORD dwTileNo) {
for (RoomTile* pRoomTile = lpRoom2->pRoomTiles; pRoomTile; pRoomTile = pRoomTile->pNext) {
if (*(pRoomTile->nNum) == dwTileNo)
return pRoomTile->pRoom2->pLevel->dwLevelNo;
}
return NULL;
}
UnitAny* GetMercUnit(UnitAny* pUnit) {
for (Room1* pRoom = pUnit->pAct->pRoom1; pRoom; pRoom = pRoom->pRoomNext)
for (UnitAny* pMerc = pRoom->pUnitFirst; pMerc; pMerc = pMerc->pRoomNext)
if (pMerc->dwType == UNIT_MONSTER &&
(pMerc->dwTxtFileNo == MERC_A1 || pMerc->dwTxtFileNo == MERC_A2 || pMerc->dwTxtFileNo == MERC_A3 || pMerc->dwTxtFileNo == MERC_A5) &&
D2CLIENT_GetMonsterOwner(pMerc->dwUnitId) == pUnit->dwUnitId)
return pMerc;
return NULL;
#if 0
// Wanted way of doing things, but D2CLIENT_GetMercUnit does some wierd internal things (drawing, causing screen flicker)
for(UnitAny* pMerc = D2CLIENT_GetMercUnit(); pMerc; pMerc = pMerc->pRoomNext)
if (D2CLIENT_GetMonsterOwner(pMerc->dwUnitId) == pUnit->dwUnitId)
return pMerc;
return NULL;
#endif
}
UnitAny* D2CLIENT_FindUnit(DWORD dwId, DWORD dwType) {
if (dwId == -1)
return NULL;
UnitAny* pUnit = D2CLIENT_FindServerSideUnit(dwId, dwType);
return pUnit ? pUnit : D2CLIENT_FindClientSideUnit(dwId, dwType);
}
// TODO: Rewrite this and split it into two functions
CellFile* LoadCellFile(const char* lpszPath, DWORD bMPQ) {
if (bMPQ == TRUE) {
unsigned __int32 hash = sfh((char*)lpszPath, (int)strlen((char*)lpszPath));
if (Vars.mCachedCellFiles.count(hash) > 0)
return Vars.mCachedCellFiles[hash];
CellFile* result = (CellFile*)D2WIN_LoadCellFile((char*)lpszPath, 0);
Vars.mCachedCellFiles[hash] = result;
return result;
} else {
wchar_t* path = AnsiToUnicode(lpszPath);
CellFile* ret = LoadCellFile(path, bMPQ);
delete[] path;
return ret;
}
}
CellFile* LoadCellFile(const wchar_t* lpszPath, DWORD bMPQ) {
if (bMPQ == true) {
Log(L"Cannot specify wide character path for MPQ: %s", lpszPath);
return NULL;
}
// AutoDetect the Cell File
if (bMPQ == 3) {
// Check in our directory first
wchar_t path[_MAX_FNAME + _MAX_PATH];
swprintf_s(path, _countof(path), L"%s\\%s", Vars.szScriptPath, lpszPath);
HANDLE hFile = OpenFileRead(path);
if (hFile != INVALID_HANDLE_VALUE) {
CloseHandle(hFile);
return LoadCellFile(path, FALSE);
} else {
return LoadCellFile(lpszPath, TRUE);
}
}
unsigned __int32 hash = sfh((char*)lpszPath, (int)strlen((char*)lpszPath));
if (Vars.mCachedCellFiles.count(hash) > 0)
return Vars.mCachedCellFiles[hash];
// see if the file exists first
if (!(_waccess(lpszPath, 0) != 0 && errno == ENOENT)) {
CellFile* result = myInitCellFile((CellFile*)LoadBmpCellFile(lpszPath));
Vars.mCachedCellFiles[hash] = result;
return result;
}
return NULL;
}
POINT GetScreenSize() {
// HACK: p_D2CLIENT_ScreenSize is wrong for out of game, which is hardcoded to 800x600
POINT ingame = {*p_D2CLIENT_ScreenSizeX, *p_D2CLIENT_ScreenSizeY}, oog = {800, 600}, p = {0};
if (ClientState() == ClientStateMenu)
p = oog;
else
p = ingame;
return p;
}
int D2GetScreenSizeX() {
return GetScreenSize().x;
}
int D2GetScreenSizeY() {
return GetScreenSize().y;
}
void myDrawAutomapCell(CellFile* cellfile, int xpos, int ypos, BYTE col) {
if (!cellfile)
return;
CellContext ct;
memset(&ct, 0, sizeof(ct));
ct.pCellFile = cellfile;
xpos -= (cellfile->cells[0]->width / 2);
ypos += (cellfile->cells[0]->height / 2);
int xpos2 = xpos - cellfile->cells[0]->xoffs, ypos2 = ypos - cellfile->cells[0]->yoffs;
if ((xpos2 >= D2GetScreenSizeX()) || ((xpos2 + (int)cellfile->cells[0]->width) <= 0) || (ypos2 >= D2GetScreenSizeY()) ||
((ypos2 + (int)cellfile->cells[0]->height) <= 0))
return;
static BYTE coltab[2][256]; //, tabno = 0, lastcol = 0;
if (!coltab[0][1])
for (int k = 0; k < 255; k++)
coltab[0][k] = coltab[1][k] = (BYTE)k;
cellfile->mylastcol = coltab[cellfile->mytabno ^= (col != cellfile->mylastcol)][255] = col;
D2GFX_DrawAutomapCell2(&ct, xpos, ypos, (DWORD)-1, 5, coltab[cellfile->mytabno]);
}
DWORD ReadFile(HANDLE hFile, void* buf, DWORD len)
// NOTE :- validates len bytes of buf
{
DWORD numdone = 0;
return ::ReadFile(hFile, buf, len, &numdone, NULL) != 0 ? numdone : -1;
}
void* memcpy2(void* dest, const void* src, size_t count) {
return (char*)memcpy(dest, src, count) + count;
}
HANDLE OpenFileRead(const char* filename) {
return CreateFile(filename, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
}
HANDLE OpenFileRead(const wchar_t* filename) {
return CreateFileW(filename, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
}
BYTE* AllocReadFile(const char* filename) {
HANDLE hFile = OpenFileRead(filename);
int filesize = GetFileSize(hFile, 0);
if (filesize <= 0)
return 0;
BYTE* buf = new BYTE[filesize];
ReadFile(hFile, buf, filesize);
CloseHandle(hFile);
return buf;
}
BYTE* AllocReadFile(const wchar_t* filename) {
HANDLE hFile = OpenFileRead(filename);
int filesize = GetFileSize(hFile, 0);
if (filesize <= 0)
return 0;
BYTE* buf = new BYTE[filesize];
ReadFile(hFile, buf, filesize);
CloseHandle(hFile);
return buf;
}
CellFile* LoadBmpCellFile(BYTE* buf1, int width, int height) {
BYTE *buf2 = new BYTE[(width * height * 2) + height], *dest = buf2;
for (int i = 0; i < height; i++) {
BYTE *src = buf1 + (i * ((width + 3) & -4)), *limit = src + width;
while (src < limit) {
BYTE *start = src, *limit2 = min(limit, src + 0x7f), trans = !*src;
do
src++;
while ((trans == (BYTE) !*src) && (src < limit2));
if (!trans || (src < limit))
*dest++ = (BYTE)((trans ? 0x80 : 0) + (src - start));
if (!trans)
while (start < src)
*dest++ = *start++;
}
*dest++ = 0x80;
}
static DWORD dc6head[] = {6, 1, 0, 0xeeeeeeee, 1, 1, 0x1c, 0, (DWORD)-1, (DWORD)-1, 0, 0, 0, (DWORD)-1, (DWORD)-1};
dc6head[8] = width;
dc6head[9] = height;
dc6head[14] = dest - buf2;
dc6head[13] = sizeof(dc6head) + (dc6head[14]) + 3;
BYTE* ret = new BYTE[dc6head[13]];
memset(memcpy2(memcpy2(ret, dc6head, sizeof(dc6head)), buf2, dc6head[14]), 0xee, 3);
delete[] buf2;
return (CellFile*)ret;
}
CellFile* LoadBmpCellFile(const char* filename) {
BYTE* ret = 0;
BYTE* buf1 = AllocReadFile(filename);
BITMAPFILEHEADER* bmphead1 = (BITMAPFILEHEADER*)buf1;
BITMAPINFOHEADER* bmphead2 = (BITMAPINFOHEADER*)(buf1 + sizeof(BITMAPFILEHEADER));
if (buf1 && (bmphead1->bfType == 'MB') && (bmphead2->biBitCount == 8) && (bmphead2->biCompression == BI_RGB)) {
ret = (BYTE*)LoadBmpCellFile(buf1 + bmphead1->bfOffBits, bmphead2->biWidth, bmphead2->biHeight);
}
delete[] buf1;
return (CellFile*)ret;
}
CellFile* LoadBmpCellFile(const wchar_t* filename) {
BYTE* ret = 0;
BYTE* buf1 = AllocReadFile(filename);
BITMAPFILEHEADER* bmphead1 = (BITMAPFILEHEADER*)buf1;
BITMAPINFOHEADER* bmphead2 = (BITMAPINFOHEADER*)(buf1 + sizeof(BITMAPFILEHEADER));
if (buf1 && (bmphead1->bfType == 'MB') && (bmphead2->biBitCount == 8) && (bmphead2->biCompression == BI_RGB)) {
ret = (BYTE*)LoadBmpCellFile(buf1 + bmphead1->bfOffBits, bmphead2->biWidth, bmphead2->biHeight);
}
delete[] buf1;
return (CellFile*)ret;
}
CellFile* myInitCellFile(CellFile* cf) {
if (cf)
D2CMP_InitCellFile(cf, &cf, "?", 0, (DWORD)-1, "?");
return cf;
}
///////////////////////////////////////////////////////////////////////////////////////////////////
// End of Sting's or Mousepad's
///////////////////////////////////////////////////////////////////////////////////////////////////
DWORD __declspec(naked) __fastcall D2CLIENT_GetUnitName_STUB(DWORD UnitAny) {
__asm
{
// mov eax, ecx
jmp D2CLIENT_GetUnitName_I
}
}
DWORD __declspec(naked) __fastcall D2CLIENT_GetUIVar_STUB(DWORD varno) {
__asm
{
mov eax, ecx;
jmp D2CLIENT_GetUiVar_I;
}
}
void __declspec(naked) __fastcall D2CLIENT_SetSelectedUnit_STUB(DWORD UnitAny) {
__asm
{
mov eax, ecx
jmp D2CLIENT_SetSelectedUnit_I
}
}
// DWORD __declspec(naked) __fastcall D2CLIENT_LoadUIImage_ASM(char* Path)
//{
// __asm {
// mov eax, ecx
// push 0
// call D2CLIENT_LoadUIImage_I
// retn
// }
//}
void __declspec(naked) __fastcall D2CLIENT_Interact_ASM(DWORD Struct) {
__asm {
mov esi, ecx
jmp D2CLIENT_Interact_I
}
}
DWORD __declspec(naked) __fastcall D2CLIENT_ClickParty_ASM(DWORD RosterUnit, DWORD Mode) {
__asm
{
mov eax, ecx
jmp D2CLIENT_ClickParty_I
}
}
// obsoleted - use D2CLIENT_ShopAction instead
// This isn't finished anyway!
void __declspec(naked) __fastcall D2CLIENT_ClickShopItem_ASM(DWORD x, DWORD y, DWORD BuyOrSell) {
__asm
{
mov esi, ecx
mov edi, edx
pop eax // Save return address to eax
pop ecx // Buy or sell to ecx
push ecx
push 1
push eax
jmp D2CLIENT_ClickShopItem_I
}
}
void __declspec(naked) __fastcall D2CLIENT_ShopAction_ASM(DWORD pItem, DWORD pNpc, DWORD pNPC, DWORD _1, DWORD pTable2 /* Could be also the ItemCost?*/, DWORD dwMode,
DWORD _2, DWORD _3) {
__asm {
jmp D2CLIENT_ShopAction_I
}
}
void __declspec(naked) __fastcall D2CLIENT_ClickBelt(DWORD x, DWORD y, Inventory* pInventoryData) {
__asm {
mov eax, edx
jmp D2CLIENT_ClickBelt_I
}
}
void __declspec(naked) __stdcall D2CLIENT_LeftClickItem(DWORD Location, UnitAny* pPlayer, Inventory* pInventory, int x, int y, DWORD dwClickType,
InventoryLayout* pLayout) {
__asm
{
pop eax // pop return address
xchg eax, [esp] // return address to stack, location to eax
jmp D2CLIENT_LeftClickItem_I
}
}
void __declspec(naked) __fastcall D2CLIENT_ClickItemRight_ASM(DWORD x, DWORD y, DWORD Location, DWORD Player, DWORD pUnitInventory) {
__asm
{
xchg edx, ecx // x, y -> y, x
pop eax // pop return address
xchg eax, [esp] // return address to stack, location to eax
jmp D2CLIENT_ClickItemRight_I
}
}
void __declspec(naked) __fastcall D2CLIENT_ClickBeltRight_ASM(DWORD pInventory, DWORD pPlayer, DWORD HoldShift, DWORD dwPotPos) {
__asm
{
pop eax // pop return address
xchg eax, [esp] // return address to stack, location to eax
jmp D2CLIENT_ClickBeltRight_I
}
}
void __declspec(naked) __fastcall D2CLIENT_GetItemDesc_ASM(DWORD pUnit, wchar_t* pBuffer) {
__asm
{
PUSH EDI
MOV EDI, EDX
PUSH NULL
PUSH 1 // TRUE = New lines, FALSE = Comma between each stat value
PUSH ECX
CALL D2CLIENT_GetItemDesc_I
POP EDI
RETN
}
}
void __declspec(naked) __fastcall D2COMMON_DisplayOverheadMsg_ASM(DWORD pUnit) {
__asm
{
LEA ESI, [ECX+0xA4]
MOV EAX, [ECX+0xA4]
PUSH EAX
PUSH 0
call D2COMMON_DisplayOverheadMsg_I
RETN
}
}
void __declspec(naked) __fastcall D2CLIENT_MercItemAction_ASM(DWORD bPacketType, DWORD dwSlot) {
__asm
{
// mov eax, ecx
// mov ecx, edx
jmp D2CLIENT_MercItemAction_I
}
}
void __declspec(naked) __fastcall D2CLIENT_PlaySound(DWORD dwSoundId) {
__asm
{
MOV EBX, ECX
PUSH NULL
PUSH NULL
PUSH NULL
MOV EAX, p_D2CLIENT_PlayerUnit
MOV EAX, [EAX]
MOV ECX, EAX
MOV EDX, EBX
// CALL D2CLIENT_PlaySound_I
RETN
}
}
__declspec(naked) void __stdcall D2CLIENT_TakeWaypoint(DWORD dwWaypointId, DWORD dwArea) {
__asm {
PUSH EBP
MOV EBP, ESP
SUB ESP, 0x20
PUSH EBX
PUSH ESI
PUSH EDI
AND DWORD PTR SS:[EBP-0x20],0
PUSH 0
CALL _TakeWaypoint
POP EDI
POP ESI
POP EBX
LEAVE
RETN 8
_TakeWaypoint:
PUSH EBP
PUSH EBX
PUSH ESI
PUSH EDI
XOR EDI, EDI
MOV EBX, 1
MOV EDX, DWORD PTR SS : [EBP + 8] // waypointId
MOV ECX, DWORD PTR SS : [EBP + 0xC] // area
PUSH ECX
LEA ESI, DWORD PTR SS : [EBP - 0x20] // struct
JMP [D2CLIENT_TakeWaypoint_I]
}
}
/*DWORD __declspec(naked) __fastcall D2CLIENT_TestPvpFlag_STUB(DWORD planum1, DWORD planum2, DWORD flagmask)
{
__asm
{
push esi;
push [esp+8];
mov esi, edx; // p2
mov edx, ecx; // p1
call D2CLIENT_TestPvpFlag_I;
pop esi;
ret 4;
}
}*/
void __declspec(naked) __fastcall D2GFX_DrawRectFrame_STUB(RECT* rect) {
__asm
{
mov eax, ecx;
jmp D2CLIENT_DrawRectFrame;
}
}
DWORD __cdecl D2CLIENT_GetMinionCount(UnitAny* pUnit, DWORD dwType) {
DWORD dwResult;
__asm
{
push eax
push ecx
push edx
mov ecx, pUnit
mov edx, dwType
call D2CLIENT_GetMinionCount_I
mov [dwResult], eax
pop edx
pop ecx
pop eax
}
return dwResult;
}
__declspec(naked) void __fastcall D2CLIENT_HostilePartyUnit(RosterUnit* pUnit, DWORD dwButton) {
__asm
{
mov eax, edx
jmp [D2CLIENT_ClickParty_II]
}
}
__declspec(naked) DWORD __fastcall D2CLIENT_SendGamePacket_ASM(DWORD dwLen, BYTE* bPacket) {
__asm
{
push edi
mov edi, ecx
push edx
call D2CLIENT_SendGamePacket_I
pop edi
ret
}
}
double GetDistance(long x1, long y1, long x2, long y2, DistanceType type) {
double dist = 0;
switch (type) {
case Euclidean: {
double dx = (double)(x2 - x1);
double dy = (double)(y2 - y1);
dx = pow(dx, 2);
dy = pow(dy, 2);
dist = sqrt(dx + dy);
} break;
case Chebyshev: {
long dx = (x2 - x1);
long dy = (y2 - y1);
dx = abs(dx);
dy = abs(dy);
dist = max(dx, dy);
} break;
case Manhattan: {
long dx = (x2 - x1);
long dy = (y2 - y1);
dx = abs(dx);
dy = abs(dy);
dist = (dx + dy);
} break;
default:
dist = -1;
break;
}
return dist;
}
bool IsScrollingText() {
if (!WaitForGameReady())