From ff92b822b673e77c9fa9af6ecbab5745a6ff01d8 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?eray=20or=C3=A7unus?= Date: Sun, 16 Feb 2020 05:15:58 +0300 Subject: CPopulation 1 --- src/peds/Population.cpp | 393 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 393 insertions(+) create mode 100644 src/peds/Population.cpp (limited to 'src/peds/Population.cpp') diff --git a/src/peds/Population.cpp b/src/peds/Population.cpp new file mode 100644 index 00000000..e9fbbde1 --- /dev/null +++ b/src/peds/Population.cpp @@ -0,0 +1,393 @@ +#include "common.h" +#include "patcher.h" +#include "Game.h" +#include "General.h" +#include "World.h" +#include "Population.h" +#include "FileMgr.h" +#include "Gangs.h" +#include "ModelIndices.h" +#include "Zones.h" +#include "Ped.h" + +// TO-DO: These are hard-coded, reverse them. +// More clearly they're transition areas between zones. +RegenerationPoint (&aSafeZones)[8] = *(RegenerationPoint(*)[8]) * (uintptr*)0x5FA578; + +PedGroup (&CPopulation::ms_pPedGroups)[NUMPEDGROUPS] = *(PedGroup(*)[NUMPEDGROUPS]) * (uintptr*)0x6E9248; +bool &CPopulation::ms_bGivePedsWeapons = *(bool*)0x95CCF6; +int32 &CPopulation::m_AllRandomPedsThisType = *(int32*)0x5FA570; +float &CPopulation::PedDensityMultiplier = *(float*)0x5FA56C; +uint32 &CPopulation::ms_nTotalMissionPeds = *(uint32*)0x8F5F70; +int32 &CPopulation::MaxNumberOfPedsInUse = *(int32*)0x5FA574; +uint32& CPopulation::ms_nNumCivMale = *(uint32*)0x8F2548; +uint32& CPopulation::ms_nNumCivFemale = *(uint32*)0x8F5F44; +uint32& CPopulation::ms_nNumCop = *(uint32*)0x885AFC; +bool& CPopulation::bZoneChangeHasHappened = *(bool*)0x95CD79; +uint32& CPopulation::ms_nNumEmergency = *(uint32*)0x94071C; +uint32& CPopulation::m_CountDownToPedsAtStart = *(uint32*)0x95CD4F; +uint32& CPopulation::ms_nNumGang1 = *(uint32*)0x8F1B1C; +uint32& CPopulation::ms_nNumGang2 = *(uint32*)0x8F1B14; +uint32& CPopulation::ms_nTotalPeds = *(uint32*)0x95CB50; +uint32& CPopulation::ms_nNumGang3 = *(uint32*)0x8F2548; +uint32& CPopulation::ms_nTotalGangPeds = *(uint32*)0x885AF0; +uint32& CPopulation::ms_nNumGang4 = *(uint32*)0x8F1B2C; +uint32& CPopulation::ms_nTotalCivPeds = *(uint32*)0x8F2C3C; +uint32& CPopulation::ms_nNumGang5 = *(uint32*)0x8F1B30; +uint32& CPopulation::ms_nNumDummy = *(uint32*)0x8F1A98; +uint32& CPopulation::ms_nNumGang6 = *(uint32*)0x8F1B20; +uint32& CPopulation::ms_nNumGang9 = *(uint32*)0x8F1B10; +uint32& CPopulation::ms_nNumGang7 = *(uint32*)0x8F1B28; +uint32& CPopulation::ms_nNumGang8 = *(uint32*)0x8F1B0C; +CVector &CPopulation::RegenerationPoint_a = *(CVector*)0x8E2AA4; +CVector &CPopulation::RegenerationPoint_b = *(CVector*)0x8E2A98; +CVector &CPopulation::RegenerationForward = *(CVector*)0x8F1AD4; + +WRAPPER void CPopulation::Update(void) { EAXJMP(0x4F39A0); } +WRAPPER CPed *CPopulation::AddPedInCar(CVehicle *vehicle) { EAXJMP(0x4F5800); } +WRAPPER bool CPopulation::IsPointInSafeZone(CVector *coors) { EAXJMP(0x4F60C0); } + +void +CPopulation::Initialise() +{ + debug("Initialising CPopulation...\n"); + + ms_nNumCivMale = 0; + ms_nNumCivFemale = 0; + ms_nNumCop = 0; + ms_nNumEmergency = 0; + ms_nNumGang1 = 0; + ms_nNumGang2 = 0; + ms_nNumGang3 = 0; + ms_nNumGang4 = 0; + ms_nNumGang5 = 0; + ms_nNumGang6 = 0; + ms_nNumGang7 = 0; + ms_nNumGang8 = 0; + ms_nNumGang9 = 0; + ms_nNumDummy = 0; + + m_AllRandomPedsThisType = -1; + PedDensityMultiplier = 1.0; + bZoneChangeHasHappened = false; + m_CountDownToPedsAtStart = 2; + + ms_nTotalMissionPeds = 0; + ms_nTotalPeds = 0; + ms_nTotalGangPeds = 0; + ms_nTotalCivPeds = 0; + + LoadPedGroups(); + DealWithZoneChange(LEVEL_COMMERCIAL, LEVEL_INDUSTRIAL, true); + + debug("CPopulation ready\n"); +} + +void +CPopulation::RemovePed(CPed *ent) +{ + // CPed dtor already does that + // CWorld::Remove((CEntity*)ent); + delete ent; +} + +int32 +CPopulation::ChooseCivilianOccupation(int32 group) +{ + return ms_pPedGroups[group].models[CGeneral::GetRandomNumberInRange(0, NUMMODELSPERPEDGROUP)]; +} + +int32 +CPopulation::ChoosePolicePedOccupation() +{ + CGeneral::GetRandomNumber(); + return 0; +} + +void +CPopulation::LoadPedGroups() +{ + int fd; + char line[1024]; + int nextPedGroup = 0; + // char unused[16]; // non-existence of that in mobile kinda verifies that + char modelName[256]; + + CFileMgr::ChangeDir("\\DATA\\"); + fd = CFileMgr::OpenFile("PEDGRP.DAT", "r"); + CFileMgr::ChangeDir("\\"); + while (CFileMgr::ReadLine(fd, line, sizeof(line))) { + int end; + // find end of line + for (end = 0; ; end++) { + if (line[end] == '\n') + break; + if (line[end] == ',' || line[end] == '\r') + line[end] = ' '; + } + line[end] = '\0'; + int cursor = 0; + int i; + for (i = 0; i < NUMMODELSPERPEDGROUP; i++) { + while (line[cursor] <= ' ' && line[cursor] != '\0') + ++cursor; + + if (line[cursor] == '#') + break; + + // find next whitespace + int nextWhitespace; + for (nextWhitespace = cursor; line[nextWhitespace] > ' '; ++nextWhitespace) + ; + + if (cursor == nextWhitespace) + break; + + // read until next whitespace + strncpy(modelName, &line[cursor], nextWhitespace - cursor); + modelName[nextWhitespace - cursor] = '\0'; + CModelInfo::GetModelInfo(modelName, &ms_pPedGroups[nextPedGroup].models[i]); + cursor = nextWhitespace; + } + if (i == NUMMODELSPERPEDGROUP) + nextPedGroup++; + } + CFileMgr::CloseFile(fd); +} + +void +CPopulation::UpdatePedCount(ePedType pedType, bool decrease) +{ + if (decrease) { + switch (pedType) { + case PEDTYPE_PLAYER1: + case PEDTYPE_PLAYER2: + case PEDTYPE_PLAYER3: + case PEDTYPE_PLAYER4: + case PEDTYPE_UNUSED1: + case PEDTYPE_SPECIAL: + return; + case PEDTYPE_CIVMALE: + --ms_nNumCivMale; + break; + case PEDTYPE_CIVFEMALE: + --ms_nNumCivFemale; + break; + case PEDTYPE_COP: + --ms_nNumCop; + break; + case PEDTYPE_GANG1: + --ms_nNumGang1; + break; + case PEDTYPE_GANG2: + --ms_nNumGang2; + break; + case PEDTYPE_GANG3: + --ms_nNumGang3; + break; + case PEDTYPE_GANG4: + --ms_nNumGang4; + break; + case PEDTYPE_GANG5: + --ms_nNumGang5; + break; + case PEDTYPE_GANG6: + --ms_nNumGang6; + break; + case PEDTYPE_GANG7: + --ms_nNumGang7; + break; + case PEDTYPE_GANG8: + --ms_nNumGang8; + break; + case PEDTYPE_GANG9: + --ms_nNumGang9; + break; + case PEDTYPE_EMERGENCY: + case PEDTYPE_FIREMAN: + --ms_nNumEmergency; + break; + case PEDTYPE_CRIMINAL: + --ms_nNumCivMale; + break; + case PEDTYPE_PROSTITUTE: + --ms_nNumCivFemale; + break; + case PEDTYPE_UNUSED2: + --ms_nNumDummy; + break; + default: + Error("Unknown ped type, UpdatePedCount, Population.cpp"); + break; + } + } else { + switch (pedType) { + case PEDTYPE_PLAYER1: + case PEDTYPE_PLAYER2: + case PEDTYPE_PLAYER3: + case PEDTYPE_PLAYER4: + case PEDTYPE_UNUSED1: + case PEDTYPE_SPECIAL: + return; + case PEDTYPE_CIVMALE: + ++ms_nNumCivMale; + break; + case PEDTYPE_CIVFEMALE: + ++ms_nNumCivFemale; + break; + case PEDTYPE_COP: + ++ms_nNumCop; + break; + case PEDTYPE_GANG1: + ++ms_nNumGang1; + break; + case PEDTYPE_GANG2: + ++ms_nNumGang2; + break; + case PEDTYPE_GANG3: + ++ms_nNumGang3; + break; + case PEDTYPE_GANG4: + ++ms_nNumGang4; + break; + case PEDTYPE_GANG5: + ++ms_nNumGang5; + break; + case PEDTYPE_GANG6: + ++ms_nNumGang6; + break; + case PEDTYPE_GANG7: + ++ms_nNumGang7; + break; + case PEDTYPE_GANG8: + ++ms_nNumGang8; + break; + case PEDTYPE_GANG9: + ++ms_nNumGang9; + break; + case PEDTYPE_EMERGENCY: + case PEDTYPE_FIREMAN: + ++ms_nNumEmergency; + break; + case PEDTYPE_CRIMINAL: + ++ms_nNumCivMale; + break; + case PEDTYPE_PROSTITUTE: + ++ms_nNumCivFemale; + break; + case PEDTYPE_UNUSED2: + ++ms_nNumDummy; + break; + default: + Error("Unknown ped type, UpdatePedCount, Population.cpp"); + break; + } + } +} + +int +CPopulation::ChooseGangOccupation(int gangId) +{ + int8 modelOverride = CGangs::GetGangPedModelOverride(gangId); + + // All gangs have 2 models + int firstGangModel = 2 * gangId + MI_GANG01; + + // GetRandomNumberInRange never returns max. value + if (modelOverride == -1) + return CGeneral::GetRandomNumberInRange(firstGangModel, firstGangModel + 2); + + if (modelOverride != 0) + return firstGangModel + 1; + else + return firstGangModel; +} + +void +CPopulation::DealWithZoneChange(eLevelName oldLevel, eLevelName newLevel, bool forceIndustrialZone) +{ + bZoneChangeHasHappened = true; + + CVector findSafeZoneAround; + int safeZone; + + if (forceIndustrialZone) { + // Commercial to industrial transition area on Callahan Bridge + findSafeZoneAround.x = 690.0f; + findSafeZoneAround.y = -920.0f; + findSafeZoneAround.z = 42.0f; + } else { + findSafeZoneAround = FindPlayerCoors(); + } + eLevelName level; + FindCollisionZoneForCoors(&findSafeZoneAround, &safeZone, &level); + + // We aren't in a "safe zone", find closest one + if (safeZone < 0) + FindClosestZoneForCoors(&findSafeZoneAround, &safeZone, oldLevel, newLevel); + + // No, there should be one! + if (safeZone < 0) { + if (newLevel == LEVEL_INDUSTRIAL) { + safeZone = 0; + } else if (newLevel == LEVEL_SUBURBAN) { + safeZone = 4; + } + } + + if (aSafeZones[safeZone].srcLevel == newLevel) { + CPopulation::RegenerationPoint_a = aSafeZones[safeZone].srcPosA; + CPopulation::RegenerationPoint_b = aSafeZones[safeZone].srcPosB; + CPopulation::RegenerationForward = aSafeZones[safeZone].destPosA - aSafeZones[safeZone].srcPosA; + RegenerationForward.Normalise(); + } else if (aSafeZones[safeZone].destLevel == newLevel) { + CPopulation::RegenerationPoint_a = aSafeZones[safeZone].destPosA; + CPopulation::RegenerationPoint_b = aSafeZones[safeZone].destPosB; + CPopulation::RegenerationForward = aSafeZones[safeZone].srcPosA - aSafeZones[safeZone].destPosA; + RegenerationForward.Normalise(); + } +} + +void +CPopulation::FindCollisionZoneForCoors(CVector *coors, int *safeZoneOut, eLevelName *levelOut) +{ + *safeZoneOut = -1; + for (int i = 0; i < ARRAY_SIZE(aSafeZones); i++) { + if (coors->x > aSafeZones[i].x1 && coors->x < aSafeZones[i].x2) { + if (coors->y > aSafeZones[i].y1 && coors->y < aSafeZones[i].y2) { + if (coors->z > aSafeZones[i].z1 && coors->z < aSafeZones[i].z2) + *safeZoneOut = i; + } + } + } + // Then it's transition area + if (*safeZoneOut >= 0) + *levelOut = LEVEL_NONE; + else + *levelOut = CTheZones::GetLevelFromPosition(*coors); +} + +void +CPopulation::FindClosestZoneForCoors(CVector *coors, int *safeZoneOut, eLevelName level1, eLevelName level2) +{ + float minDist = 10000000.0f; + int closestSafeZone = -1; + for (int i = 0; i < ARRAY_SIZE(aSafeZones); i++) { + if ((level1 == aSafeZones[i].srcLevel || level1 == aSafeZones[i].destLevel) && (level2 == aSafeZones[i].srcLevel || level2 == aSafeZones[i].destLevel)) { + CVector2D safeZoneDistVec(coors->x - (aSafeZones[i].x1 + aSafeZones[i].x2) * 0.5f, coors->y - (aSafeZones[i].y1 + aSafeZones[i].y2) * 0.5f); + float safeZoneDist = safeZoneDistVec.Magnitude(); + if (safeZoneDist < minDist) { + minDist = safeZoneDist; + closestSafeZone = i; + } + } + } + *safeZoneOut = closestSafeZone; +} + +STARTPATCHES + InjectHook(0x4F3770, &CPopulation::Initialise, PATCH_JUMP); + InjectHook(0x4F5780, &CPopulation::ChooseGangOccupation, PATCH_JUMP); + InjectHook(0x4F6200, &CPopulation::DealWithZoneChange, PATCH_JUMP); + InjectHook(0x4F6010, &CPopulation::FindCollisionZoneForCoors, PATCH_JUMP); +ENDPATCHES \ No newline at end of file -- cgit v1.2.3