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implemented cHandlingDataMgr

This commit is contained in:
aap 2019-06-19 23:41:43 +02:00
parent 2ec11b000d
commit 2fcdf6fa21
8 changed files with 457 additions and 5 deletions

View file

@ -42,7 +42,6 @@ enum Config {
NUMATTRIBZONES = 288,
NUMZONEINDICES = 55000,
NUMPEDSTATS = 35,
NUMHANDLINGS = 57,
PATHNODESIZE = 4500,

View file

@ -1,7 +1,247 @@
#include "common.h"
#include "patcher.h"
#include "main.h"
#include "FileMgr.h"
#include "HandlingDatamgr.h"
cHandlingDataMgr &mod_HandlingManager = *(cHandlingDataMgr*)0x728060;
WRAPPER int32 cHandlingDataMgr::GetHandlingId(const char *name){ EAXJMP(0x546B70); }
char *HandlingFilename = "HANDLING.CFG";
char VehicleNames[NUMHANDLINGS][14] = {
"LANDSTAL",
"IDAHO",
"STINGER",
"LINERUN",
"PEREN",
"SENTINEL",
"PATRIOT",
"FIRETRUK",
"TRASH",
"STRETCH",
"MANANA",
"INFERNUS",
"BLISTA",
"PONY",
"MULE",
"CHEETAH",
"AMBULAN",
"FBICAR",
"MOONBEAM",
"ESPERANT",
"TAXI",
"KURUMA",
"BOBCAT",
"MRWHOOP",
"BFINJECT",
"POLICE",
"ENFORCER",
"SECURICA",
"BANSHEE",
"PREDATOR",
"BUS",
"RHINO",
"BARRACKS",
"TRAIN",
"HELI",
"DODO",
"COACH",
"CABBIE",
"STALLION",
"RUMPO",
"RCBANDIT",
"BELLYUP",
"MRWONGS",
"MAFIA",
"YARDIE",
"YAKUZA",
"DIABLOS",
"COLUMB",
"HOODS",
"AIRTRAIN",
"DEADDODO",
"SPEEDER",
"REEFER",
"PANLANT",
"FLATBED",
"YANKEE",
"BORGNINE"
};
cHandlingDataMgr::cHandlingDataMgr(void)
{
memset(this, 0, sizeof(this));
}
void
cHandlingDataMgr::Initialise(void)
{
LoadHandlingData();
field_0 = 0.1f;
field_4 = 0.9f;
field_8 = 1.0f;
field_C = 0.8f;
field_10 = 0.98f;
}
void
cHandlingDataMgr::LoadHandlingData(void)
{
char *start, *end;
char line[201]; // weird value
char delim[4]; // not sure
char *word;
int field, handlingId;
int keepGoing;
tHandlingData *handling;
CFileMgr::SetDir("DATA");
CFileMgr::LoadFile(HandlingFilename, work_buff, sizeof(work_buff), "r");
CFileMgr::SetDir("");
start = (char*)work_buff;
end = start+1;
handling = nil;
keepGoing = 1;
while(keepGoing){
// find end of line
while(*end != '\n') end++;
// get line
strncpy(line, start, end - start);
line[end - start] = '\0';
start = end+1;
end = start+1;
// yeah, this is kinda crappy
if(strncmp(line, ";the end", 9) == 0)
keepGoing = 0;
else if(line[0] != ';'){
field = 0;
strcpy(delim, " \t");
// FIX: game seems to use a do-while loop here
for(word = strtok(line, delim); word; word = strtok(nil, delim)){
switch(field){
case 0:
handlingId = FindExactWord(word, (const char*)VehicleNames, 14, NUMHANDLINGS);
assert(handlingId >= 0 && handlingId < NUMHANDLINGS);
handling = &HandlingData[handlingId];
handling->nIdentifier = handlingId;
break;
case 1: handling->fMass = strtod(word, nil); break;
case 2: handling->Dimension.x = strtod(word, nil); break;
case 3: handling->Dimension.y = strtod(word, nil); break;
case 4: handling->Dimension.z = strtod(word, nil); break;
case 5: handling->CentreOfMass.x = strtod(word, nil); break;
case 6: handling->CentreOfMass.y = strtod(word, nil); break;
case 7: handling->CentreOfMass.z = strtod(word, nil); break;
case 8: handling->nPercentSubmerged = atoi(word); break;
case 9: handling->fTractionMultiplier = strtod(word, nil); break;
case 10: handling->fTractionLoss = strtod(word, nil); break;
case 11: handling->fTractionBias = strtod(word, nil); break;
case 12: handling->TransmissionData.nNumberOfGears = atoi(word); break;
case 13: handling->TransmissionData.fMaxVelocity = strtod(word, nil); break;
case 14: handling->TransmissionData.fEngineAcceleration = strtod(word, nil) * 0.4f; break;
case 15: handling->TransmissionData.nDriveType = word[0]; break;
case 16: handling->TransmissionData.nEngineType = word[0]; break;
case 17: handling->fBrakeDeceleration = strtod(word, nil); break;
case 18: handling->fBrakeBias = strtod(word, nil); break;
case 19: handling->bABS = !!atoi(word); break;
case 20: handling->fSteeringLock = strtod(word, nil); break;
case 21: handling->fSuspensionForceLevel = strtod(word, nil); break;
case 22: handling->fSuspensionDampingLevel = strtod(word, nil); break;
case 23: handling->fSeatOffsetDistance = strtod(word, nil); break;
case 24: handling->fCollisionDamageMultiplier = strtod(word, nil); break;
case 25: handling->nMonetaryValue = atoi(word); break;
case 26: handling->fSuspensionUpperLimit = strtod(word, nil); break;
case 27: handling->fSuspensionLowerLimit = strtod(word, nil); break;
case 28: handling->fSuspensionBias = strtod(word, nil); break;
case 29:
sscanf(word, "%x", &handling->Flags);
handling->TransmissionData.Flags = handling->Flags;
break;
case 30: handling->FrontLights = atoi(word); break;
case 31: handling->RearLights = atoi(word); break;
}
field++;
}
ConvertDataToGameUnits(handling);
}
}
}
int
cHandlingDataMgr::FindExactWord(const char *word, const char *words, int wordLen, int numWords)
{
int i;
for(i = 0; i < numWords; i++){
// BUG: the game does something really stupid here, it's fixed here
if(strncmp(word, words, wordLen) == 0)
return i;
words += wordLen;
}
return numWords;
}
void
cHandlingDataMgr::ConvertDataToGameUnits(tHandlingData *handling)
{
// TODO: figure out what exactly is being converted here
float velocity, a, b, specificVolume;
handling->TransmissionData.fEngineAcceleration /= 2500.0f;
handling->TransmissionData.fMaxVelocity /= 180.0f;
handling->fBrakeDeceleration /= 2500.0f;
handling->fTurnMass = (sq(handling->Dimension.x) + sq(handling->Dimension.y)) * handling->fMass / 12.0f;
if(handling->fTurnMass < 10.0f)
handling->fTurnMass *= 5.0f;
handling->fInvMass = 1.0f/handling->fMass;
handling->fBuoyancy = 100.0f/handling->nPercentSubmerged * 0.008*handling->fMass;
// What the hell is going on here?
specificVolume = handling->Dimension.x*handling->Dimension.z*0.5f / handling->fMass; // ?
a = 0.0f;
b = 100.0f;
velocity = handling->TransmissionData.fMaxVelocity;
while(a < b && velocity > 0.0f){
velocity -= 0.01;
a = handling->TransmissionData.fEngineAcceleration/6.0f;
b = -velocity * (1.0f/(specificVolume * sq(velocity) + 1.0f) - 1.0f);
}
if(handling->nIdentifier == HANDLING_RCBANDIT){
handling->TransmissionData.fUnkMaxVelocity = handling->TransmissionData.fMaxVelocity;
}else{
handling->TransmissionData.fUnkMaxVelocity = velocity;
handling->TransmissionData.fMaxVelocity = velocity * 1.2f;
}
handling->TransmissionData.fMaxReverseVelocity = -0.2f;
if(handling->TransmissionData.nDriveType == '4')
handling->TransmissionData.fEngineAcceleration /= 4.0f;
else
handling->TransmissionData.fEngineAcceleration /= 2.0f;
handling->TransmissionData.InitGearRatios();
}
int32
cHandlingDataMgr::GetHandlingId(const char *name)
{
int i;
for(i = 0; i < NUMHANDLINGS; i++)
if(strncmp(VehicleNames[i], name, 14) == 0)
break;
return i;
}
STARTPATCHES
InjectHook(0x546D80, &cHandlingDataMgr::Initialise, PATCH_JUMP);
InjectHook(0x546DB0, &cHandlingDataMgr::LoadHandlingData, PATCH_JUMP);
InjectHook(0x546BB0, &cHandlingDataMgr::ConvertDataToGameUnits, PATCH_JUMP);
InjectHook(0x546AA0, &cHandlingDataMgr::FindExactWord, PATCH_JUMP);
InjectHook(0x546B70, &cHandlingDataMgr::GetHandlingId, PATCH_JUMP);
ENDPATCHES

View file

@ -1,8 +1,138 @@
#pragma once
#include "Transmission.h"
enum eHandlingId
{
HANDLING_LANDSTAL,
HANDLING_IDAHO,
HANDLING_STINGER,
HANDLING_LINERUN,
HANDLING_PEREN,
HANDLING_SENTINEL,
HANDLING_PATRIOT,
HANDLING_FIRETRUK,
HANDLING_TRASH,
HANDLING_STRETCH,
HANDLING_MANANA,
HANDLING_INFERNUS,
HANDLING_BLISTA,
HANDLING_PONY,
HANDLING_MULE,
HANDLING_CHEETAH,
HANDLING_AMBULAN,
HANDLING_FBICAR,
HANDLING_MOONBEAM,
HANDLING_ESPERANT,
HANDLING_TAXI,
HANDLING_KURUMA,
HANDLING_BOBCAT,
HANDLING_MRWHOOP,
HANDLING_BFINJECT,
HANDLING_POLICE,
HANDLING_ENFORCER,
HANDLING_SECURICA,
HANDLING_BANSHEE,
HANDLING_PREDATOR,
HANDLING_BUS,
HANDLING_RHINO,
HANDLING_BARRACKS,
HANDLING_TRAIN,
HANDLING_HELI,
HANDLING_DODO,
HANDLING_COACH,
HANDLING_CABBIE,
HANDLING_STALLION,
HANDLING_RUMPO,
HANDLING_RCBANDIT,
HANDLING_BELLYUP,
HANDLING_MRWONGS,
HANDLING_MAFIA,
HANDLING_YARDIE,
HANDLING_YAKUZA,
HANDLING_DIABLOS,
HANDLING_COLUMB,
HANDLING_HOODS,
HANDLING_AIRTRAIN,
HANDLING_DEADDODO,
HANDLING_SPEEDER,
HANDLING_REEFER,
HANDLING_PANLANT,
HANDLING_FLATBED,
HANDLING_YANKEE,
HANDLING_BORGNINE
};
enum
{
HANDLING_1G_BOOST = 1,
HANDLING_2G_BOOST = 2,
HANDLING_REV_BONNET = 4,
HANDLING_HANGING_BOOT = 8,
HANDLING_NO_DOORS = 0x10,
HANDLING_IS_VAN = 0x20,
HANDLING_IS_BUS = 0x40,
HANDLING_IS_LOW = 0x80,
HANDLING_DBL_EXHAUST = 0x100,
HANDLING_TAILGATE_BOOT = 0x200,
HANDLING_NOSWING_BOOT = 0x400,
HANDLING_NONPLAYER_STABILISER = 0x800,
HANDLING_NEUTRALHANDLING = 0x1000,
HANDLING_HAS_NO_ROOF = 0x2000,
HANDLING_IS_BIG = 0x4000,
HANDLING_HALOGEN_LIGHTS = 0x8000,
};
struct tHandlingData
{
int32 nIdentifier;
float fMass;
float fInvMass;
float fTurnMass;
CVector Dimension;
CVector CentreOfMass;
int8 nPercentSubmerged;
float fBuoyancy;
float fTractionMultiplier;
cTransmission TransmissionData;
float fBrakeDeceleration;
float fBrakeBias;
int8 bABS;
float fSteeringLock;
float fTractionLoss;
float fTractionBias;
uint32 field_AC;
float fSuspensionForceLevel;
float fSuspensionDampingLevel;
float fSuspensionUpperLimit;
float fSuspensionLowerLimit;
float fSuspensionBias;
float fCollisionDamageMultiplier;
uint32 Flags;
float fSeatOffsetDistance;
int32 nMonetaryValue;
int8 FrontLights;
int8 RearLights;
};
VALIDATE_SIZE(tHandlingData, 0xD8);
class cHandlingDataMgr
{
float field_0; // unused it seems
float field_4; // wheel related
float field_8; //
float field_C; // unused it seems
float field_10; //
tHandlingData HandlingData[NUMHANDLINGS];
uint32 field_302C; // unused it seems, padding?
public:
cHandlingDataMgr(void);
void Initialise(void);
void LoadHandlingData(void);
int FindExactWord(const char *word, const char *words, int wordLen, int numWords);
void ConvertDataToGameUnits(tHandlingData *handling);
int32 GetHandlingId(const char *name);
};
VALIDATE_SIZE(cHandlingDataMgr, 0x3030);
extern cHandlingDataMgr &mod_HandlingManager;

View file

@ -20,7 +20,7 @@ CObjectData::Initialise(const char *filename)
CBaseModelInfo *mi;
CFileMgr::SetDir("");
CFileMgr::LoadFile(filename, work_buff, 55000, "r");
CFileMgr::LoadFile(filename, work_buff, sizeof(work_buff), "r");
id = 0;
p = (char*)work_buff;

View file

@ -0,0 +1,37 @@
#include "common.h"
#include "patcher.h"
#include "Transmission.h"
void
cTransmission::InitGearRatios(void)
{
static tGear *pGearRatio0 = nil;
static tGear *pGearRatio1 = nil;
int i;
float velocityDiff;
memset(Gears, 0, sizeof(Gears));
for(i = 1; i <= nNumberOfGears; i++){
pGearRatio0 = &Gears[i-1];
pGearRatio1 = &Gears[i];
pGearRatio1->fMaxVelocity = (float)i / nNumberOfGears * fMaxVelocity;
velocityDiff = pGearRatio1->fMaxVelocity - pGearRatio0->fMaxVelocity;
if(i >= nNumberOfGears){
pGearRatio1->fShiftUpVelocity = fMaxVelocity;
}else{
Gears[i+1].fShiftDownVelocity = velocityDiff*0.42f + pGearRatio0->fMaxVelocity;
pGearRatio1->fShiftUpVelocity = velocityDiff*0.6667f + pGearRatio0->fMaxVelocity;
}
}
// Reverse gear
Gears[0].fMaxVelocity = fMaxReverseVelocity;
Gears[0].fShiftUpVelocity = -0.01f;
Gears[0].fShiftDownVelocity = fMaxReverseVelocity;
Gears[1].fShiftDownVelocity = -0.01f;
}

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@ -0,0 +1,26 @@
#pragma once
struct tGear
{
float fMaxVelocity;
float fShiftUpVelocity;
float fShiftDownVelocity;
};
class cTransmission
{
public:
// Gear 0 is reverse, 1-5 are forward
tGear Gears[6];
char nDriveType;
char nEngineType;
int8 nNumberOfGears;
uint8 Flags;
float fEngineAcceleration;
float fMaxVelocity;
float fUnkMaxVelocity;
float fMaxReverseVelocity;
float field_5C;
void InitGearRatios(void);
};

View file

@ -1,7 +1,26 @@
#include "common.h"
#include "rpworld.h"
#include "patcher.h"
#include "Building.h"
#include "Streaming.h"
#include "Pools.h"
void *CBuilding::operator new(size_t sz) { return CPools::GetBuildingPool()->New(); }
void CBuilding::operator delete(void *p, size_t sz) { CPools::GetBuildingPool()->Delete((CBuilding*)p); }
void
CBuilding::ReplaceWithNewModel(int32 id)
{
DeleteRwObject();
if(CModelInfo::GetModelInfo(m_modelIndex)->m_refCount == 0)
CStreaming::RemoveModel(m_modelIndex);
m_modelIndex = id;
if(bIsBIGBuilding)
if(m_level == LEVEL_NONE || m_level == CGame::currLevel)
CStreaming::RequestModel(id, STREAM_DONT_REMOVE);
}
STARTPATCHES
InjectHook(0x405850, &CBuilding::ReplaceWithNewModel, PATCH_JUMP);
ENDPATCHES

View file

@ -5,7 +5,6 @@
class CBuilding : public CEntity
{
public:
// TODO: ReplaceWithNewModel
CBuilding(void) {
m_type = ENTITY_TYPE_BUILDING;
bUsesCollision = true;
@ -13,6 +12,8 @@ public:
static void *operator new(size_t);
static void operator delete(void*, size_t);
void ReplaceWithNewModel(int32 id);
virtual bool GetIsATreadable(void) { return false; }
};
static_assert(sizeof(CBuilding) == 0x64, "CBuilding: error");