393 lines
10 KiB
C++
393 lines
10 KiB
C++
#include "common.h"
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#include "patcher.h"
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#include "Game.h"
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#include "General.h"
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#include "World.h"
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#include "Population.h"
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#include "FileMgr.h"
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#include "Gangs.h"
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#include "ModelIndices.h"
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#include "Zones.h"
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#include "Ped.h"
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// TO-DO: These are hard-coded, reverse them.
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// More clearly they're transition areas between zones.
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RegenerationPoint (&aSafeZones)[8] = *(RegenerationPoint(*)[8]) * (uintptr*)0x5FA578;
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PedGroup (&CPopulation::ms_pPedGroups)[NUMPEDGROUPS] = *(PedGroup(*)[NUMPEDGROUPS]) * (uintptr*)0x6E9248;
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bool &CPopulation::ms_bGivePedsWeapons = *(bool*)0x95CCF6;
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int32 &CPopulation::m_AllRandomPedsThisType = *(int32*)0x5FA570;
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float &CPopulation::PedDensityMultiplier = *(float*)0x5FA56C;
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uint32 &CPopulation::ms_nTotalMissionPeds = *(uint32*)0x8F5F70;
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int32 &CPopulation::MaxNumberOfPedsInUse = *(int32*)0x5FA574;
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uint32& CPopulation::ms_nNumCivMale = *(uint32*)0x8F2548;
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uint32& CPopulation::ms_nNumCivFemale = *(uint32*)0x8F5F44;
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uint32& CPopulation::ms_nNumCop = *(uint32*)0x885AFC;
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bool& CPopulation::bZoneChangeHasHappened = *(bool*)0x95CD79;
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uint32& CPopulation::ms_nNumEmergency = *(uint32*)0x94071C;
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uint32& CPopulation::m_CountDownToPedsAtStart = *(uint32*)0x95CD4F;
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uint32& CPopulation::ms_nNumGang1 = *(uint32*)0x8F1B1C;
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uint32& CPopulation::ms_nNumGang2 = *(uint32*)0x8F1B14;
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uint32& CPopulation::ms_nTotalPeds = *(uint32*)0x95CB50;
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uint32& CPopulation::ms_nNumGang3 = *(uint32*)0x8F2548;
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uint32& CPopulation::ms_nTotalGangPeds = *(uint32*)0x885AF0;
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uint32& CPopulation::ms_nNumGang4 = *(uint32*)0x8F1B2C;
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uint32& CPopulation::ms_nTotalCivPeds = *(uint32*)0x8F2C3C;
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uint32& CPopulation::ms_nNumGang5 = *(uint32*)0x8F1B30;
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uint32& CPopulation::ms_nNumDummy = *(uint32*)0x8F1A98;
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uint32& CPopulation::ms_nNumGang6 = *(uint32*)0x8F1B20;
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uint32& CPopulation::ms_nNumGang9 = *(uint32*)0x8F1B10;
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uint32& CPopulation::ms_nNumGang7 = *(uint32*)0x8F1B28;
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uint32& CPopulation::ms_nNumGang8 = *(uint32*)0x8F1B0C;
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CVector &CPopulation::RegenerationPoint_a = *(CVector*)0x8E2AA4;
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CVector &CPopulation::RegenerationPoint_b = *(CVector*)0x8E2A98;
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CVector &CPopulation::RegenerationForward = *(CVector*)0x8F1AD4;
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WRAPPER void CPopulation::Update(void) { EAXJMP(0x4F39A0); }
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WRAPPER CPed *CPopulation::AddPedInCar(CVehicle *vehicle) { EAXJMP(0x4F5800); }
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WRAPPER bool CPopulation::IsPointInSafeZone(CVector *coors) { EAXJMP(0x4F60C0); }
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void
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CPopulation::Initialise()
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{
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debug("Initialising CPopulation...\n");
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ms_nNumCivMale = 0;
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ms_nNumCivFemale = 0;
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ms_nNumCop = 0;
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ms_nNumEmergency = 0;
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ms_nNumGang1 = 0;
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ms_nNumGang2 = 0;
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ms_nNumGang3 = 0;
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ms_nNumGang4 = 0;
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ms_nNumGang5 = 0;
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ms_nNumGang6 = 0;
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ms_nNumGang7 = 0;
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ms_nNumGang8 = 0;
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ms_nNumGang9 = 0;
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ms_nNumDummy = 0;
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m_AllRandomPedsThisType = -1;
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PedDensityMultiplier = 1.0;
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bZoneChangeHasHappened = false;
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m_CountDownToPedsAtStart = 2;
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ms_nTotalMissionPeds = 0;
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ms_nTotalPeds = 0;
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ms_nTotalGangPeds = 0;
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ms_nTotalCivPeds = 0;
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LoadPedGroups();
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DealWithZoneChange(LEVEL_COMMERCIAL, LEVEL_INDUSTRIAL, true);
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debug("CPopulation ready\n");
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}
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void
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CPopulation::RemovePed(CPed *ent)
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{
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// CPed dtor already does that
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// CWorld::Remove((CEntity*)ent);
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delete ent;
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}
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int32
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CPopulation::ChooseCivilianOccupation(int32 group)
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{
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return ms_pPedGroups[group].models[CGeneral::GetRandomNumberInRange(0, NUMMODELSPERPEDGROUP)];
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}
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int32
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CPopulation::ChoosePolicePedOccupation()
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{
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CGeneral::GetRandomNumber();
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return 0;
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}
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void
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CPopulation::LoadPedGroups()
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{
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int fd;
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char line[1024];
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int nextPedGroup = 0;
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// char unused[16]; // non-existence of that in mobile kinda verifies that
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char modelName[256];
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CFileMgr::ChangeDir("\\DATA\\");
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fd = CFileMgr::OpenFile("PEDGRP.DAT", "r");
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CFileMgr::ChangeDir("\\");
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while (CFileMgr::ReadLine(fd, line, sizeof(line))) {
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int end;
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// find end of line
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for (end = 0; ; end++) {
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if (line[end] == '\n')
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break;
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if (line[end] == ',' || line[end] == '\r')
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line[end] = ' ';
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}
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line[end] = '\0';
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int cursor = 0;
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int i;
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for (i = 0; i < NUMMODELSPERPEDGROUP; i++) {
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while (line[cursor] <= ' ' && line[cursor] != '\0')
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++cursor;
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if (line[cursor] == '#')
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break;
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// find next whitespace
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int nextWhitespace;
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for (nextWhitespace = cursor; line[nextWhitespace] > ' '; ++nextWhitespace)
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;
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if (cursor == nextWhitespace)
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break;
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// read until next whitespace
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strncpy(modelName, &line[cursor], nextWhitespace - cursor);
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modelName[nextWhitespace - cursor] = '\0';
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CModelInfo::GetModelInfo(modelName, &ms_pPedGroups[nextPedGroup].models[i]);
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cursor = nextWhitespace;
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}
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if (i == NUMMODELSPERPEDGROUP)
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nextPedGroup++;
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}
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CFileMgr::CloseFile(fd);
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}
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void
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CPopulation::UpdatePedCount(ePedType pedType, bool decrease)
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{
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if (decrease) {
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switch (pedType) {
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case PEDTYPE_PLAYER1:
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case PEDTYPE_PLAYER2:
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case PEDTYPE_PLAYER3:
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case PEDTYPE_PLAYER4:
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case PEDTYPE_UNUSED1:
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case PEDTYPE_SPECIAL:
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return;
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case PEDTYPE_CIVMALE:
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--ms_nNumCivMale;
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break;
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case PEDTYPE_CIVFEMALE:
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--ms_nNumCivFemale;
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break;
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case PEDTYPE_COP:
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--ms_nNumCop;
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break;
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case PEDTYPE_GANG1:
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--ms_nNumGang1;
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break;
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case PEDTYPE_GANG2:
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--ms_nNumGang2;
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break;
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case PEDTYPE_GANG3:
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--ms_nNumGang3;
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break;
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case PEDTYPE_GANG4:
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--ms_nNumGang4;
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break;
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case PEDTYPE_GANG5:
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--ms_nNumGang5;
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break;
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case PEDTYPE_GANG6:
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--ms_nNumGang6;
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break;
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case PEDTYPE_GANG7:
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--ms_nNumGang7;
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break;
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case PEDTYPE_GANG8:
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--ms_nNumGang8;
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break;
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case PEDTYPE_GANG9:
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--ms_nNumGang9;
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break;
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case PEDTYPE_EMERGENCY:
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case PEDTYPE_FIREMAN:
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--ms_nNumEmergency;
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break;
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case PEDTYPE_CRIMINAL:
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--ms_nNumCivMale;
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break;
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case PEDTYPE_PROSTITUTE:
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--ms_nNumCivFemale;
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break;
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case PEDTYPE_UNUSED2:
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--ms_nNumDummy;
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break;
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default:
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Error("Unknown ped type, UpdatePedCount, Population.cpp");
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break;
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}
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} else {
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switch (pedType) {
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case PEDTYPE_PLAYER1:
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case PEDTYPE_PLAYER2:
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case PEDTYPE_PLAYER3:
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case PEDTYPE_PLAYER4:
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case PEDTYPE_UNUSED1:
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case PEDTYPE_SPECIAL:
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return;
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case PEDTYPE_CIVMALE:
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++ms_nNumCivMale;
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break;
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case PEDTYPE_CIVFEMALE:
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++ms_nNumCivFemale;
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break;
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case PEDTYPE_COP:
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++ms_nNumCop;
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break;
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case PEDTYPE_GANG1:
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++ms_nNumGang1;
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break;
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case PEDTYPE_GANG2:
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++ms_nNumGang2;
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break;
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case PEDTYPE_GANG3:
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++ms_nNumGang3;
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break;
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case PEDTYPE_GANG4:
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++ms_nNumGang4;
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break;
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case PEDTYPE_GANG5:
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++ms_nNumGang5;
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break;
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case PEDTYPE_GANG6:
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++ms_nNumGang6;
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break;
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case PEDTYPE_GANG7:
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++ms_nNumGang7;
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break;
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case PEDTYPE_GANG8:
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++ms_nNumGang8;
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break;
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case PEDTYPE_GANG9:
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++ms_nNumGang9;
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break;
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case PEDTYPE_EMERGENCY:
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case PEDTYPE_FIREMAN:
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++ms_nNumEmergency;
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break;
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case PEDTYPE_CRIMINAL:
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++ms_nNumCivMale;
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break;
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case PEDTYPE_PROSTITUTE:
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++ms_nNumCivFemale;
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break;
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case PEDTYPE_UNUSED2:
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++ms_nNumDummy;
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break;
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default:
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Error("Unknown ped type, UpdatePedCount, Population.cpp");
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break;
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}
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}
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}
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int
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CPopulation::ChooseGangOccupation(int gangId)
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{
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int8 modelOverride = CGangs::GetGangPedModelOverride(gangId);
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// All gangs have 2 models
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int firstGangModel = 2 * gangId + MI_GANG01;
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// GetRandomNumberInRange never returns max. value
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if (modelOverride == -1)
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return CGeneral::GetRandomNumberInRange(firstGangModel, firstGangModel + 2);
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if (modelOverride != 0)
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return firstGangModel + 1;
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else
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return firstGangModel;
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}
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void
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CPopulation::DealWithZoneChange(eLevelName oldLevel, eLevelName newLevel, bool forceIndustrialZone)
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{
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bZoneChangeHasHappened = true;
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CVector findSafeZoneAround;
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int safeZone;
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if (forceIndustrialZone) {
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// Commercial to industrial transition area on Callahan Bridge
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findSafeZoneAround.x = 690.0f;
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findSafeZoneAround.y = -920.0f;
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findSafeZoneAround.z = 42.0f;
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} else {
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findSafeZoneAround = FindPlayerCoors();
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}
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eLevelName level;
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FindCollisionZoneForCoors(&findSafeZoneAround, &safeZone, &level);
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// We aren't in a "safe zone", find closest one
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if (safeZone < 0)
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FindClosestZoneForCoors(&findSafeZoneAround, &safeZone, oldLevel, newLevel);
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// No, there should be one!
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if (safeZone < 0) {
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if (newLevel == LEVEL_INDUSTRIAL) {
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safeZone = 0;
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} else if (newLevel == LEVEL_SUBURBAN) {
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safeZone = 4;
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}
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}
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if (aSafeZones[safeZone].srcLevel == newLevel) {
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CPopulation::RegenerationPoint_a = aSafeZones[safeZone].srcPosA;
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CPopulation::RegenerationPoint_b = aSafeZones[safeZone].srcPosB;
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CPopulation::RegenerationForward = aSafeZones[safeZone].destPosA - aSafeZones[safeZone].srcPosA;
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RegenerationForward.Normalise();
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} else if (aSafeZones[safeZone].destLevel == newLevel) {
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CPopulation::RegenerationPoint_a = aSafeZones[safeZone].destPosA;
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CPopulation::RegenerationPoint_b = aSafeZones[safeZone].destPosB;
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CPopulation::RegenerationForward = aSafeZones[safeZone].srcPosA - aSafeZones[safeZone].destPosA;
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RegenerationForward.Normalise();
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}
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}
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void
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CPopulation::FindCollisionZoneForCoors(CVector *coors, int *safeZoneOut, eLevelName *levelOut)
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{
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*safeZoneOut = -1;
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for (int i = 0; i < ARRAY_SIZE(aSafeZones); i++) {
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if (coors->x > aSafeZones[i].x1 && coors->x < aSafeZones[i].x2) {
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if (coors->y > aSafeZones[i].y1 && coors->y < aSafeZones[i].y2) {
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if (coors->z > aSafeZones[i].z1 && coors->z < aSafeZones[i].z2)
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*safeZoneOut = i;
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}
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}
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}
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// Then it's transition area
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if (*safeZoneOut >= 0)
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*levelOut = LEVEL_NONE;
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else
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*levelOut = CTheZones::GetLevelFromPosition(*coors);
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}
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void
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CPopulation::FindClosestZoneForCoors(CVector *coors, int *safeZoneOut, eLevelName level1, eLevelName level2)
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{
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float minDist = 10000000.0f;
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int closestSafeZone = -1;
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for (int i = 0; i < ARRAY_SIZE(aSafeZones); i++) {
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if ((level1 == aSafeZones[i].srcLevel || level1 == aSafeZones[i].destLevel) && (level2 == aSafeZones[i].srcLevel || level2 == aSafeZones[i].destLevel)) {
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CVector2D safeZoneDistVec(coors->x - (aSafeZones[i].x1 + aSafeZones[i].x2) * 0.5f, coors->y - (aSafeZones[i].y1 + aSafeZones[i].y2) * 0.5f);
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float safeZoneDist = safeZoneDistVec.Magnitude();
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if (safeZoneDist < minDist) {
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minDist = safeZoneDist;
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closestSafeZone = i;
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}
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}
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}
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*safeZoneOut = closestSafeZone;
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}
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STARTPATCHES
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InjectHook(0x4F3770, &CPopulation::Initialise, PATCH_JUMP);
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InjectHook(0x4F5780, &CPopulation::ChooseGangOccupation, PATCH_JUMP);
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InjectHook(0x4F6200, &CPopulation::DealWithZoneChange, PATCH_JUMP);
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InjectHook(0x4F6010, &CPopulation::FindCollisionZoneForCoors, PATCH_JUMP);
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ENDPATCHES |