re3/src/peds/PedType.cpp

#include "common.h"
#include "patcher.h"
#include "FileMgr.h"
#include "PedType.h"

CPedType *(&CPedType::ms_apPedType)[NUM_PEDTYPES] = *(CPedType *(*)[NUM_PEDTYPES]) *(uintptr*)0x941594;

void
CPedType::Initialise(void)
{
	int i;

	debug("Initialising CPedType...\n");
	for(i = 0; i < NUM_PEDTYPES; i++){
		ms_apPedType[i] = new CPedType;
		ms_apPedType[i]->m_flag = PED_FLAG_PLAYER1;
		ms_apPedType[i]->unknown1 = 0.0f;
		ms_apPedType[i]->unknown2 = 0.0f;
		// unknown3 not initialized
		ms_apPedType[i]->unknown4 = 0.0f;
		ms_apPedType[i]->unknown5 = 0.0f;
		ms_apPedType[i]->m_threats = 0;
		ms_apPedType[i]->m_avoid = 0;
	}
	debug("Loading ped data...\n");
	LoadPedData();
	debug("CPedType ready\n");
}

void
CPedType::Shutdown(void)
{
	int i;
	debug("Shutting down CPedType...\n");
	for(i = 0; i < NUM_PEDTYPES; i++)
		delete ms_apPedType[i];
	debug("CPedType shut down\n");
}

void
CPedType::LoadPedData(void)
{
	char *buf;
	char line[256];
	char word[32];
	int bp, buflen;
	int lp, linelen;
	int type;
	uint32 flags;
	float f1, f2, f3, f4, f5;

	type = NUM_PEDTYPES;
	buf = new char[16 * 1024];

        CFileMgr::SetDir("DATA");
        buflen = CFileMgr::LoadFile("PED.DAT", (uint8*)buf, 16 * 1024, "r");
        CFileMgr::SetDir("");

	for(bp = 0; bp < buflen; ){
		// read file line by line
		for(linelen = 0; buf[bp] != '\n' && bp < buflen; bp++){
			if(buf[bp] == '\r' || buf[bp] == ',' || buf[bp] == '\t')
				line[linelen++] = ' ';
			else
				line[linelen++] = buf[bp];
			line[linelen] = '\0';
		}
		bp++;

		// skip white space
		for(lp = 0; line[lp] <= ' '; lp++);

		if(lp >= linelen ||		// FIX: game uses == here, but this is safer if we have empty lines
		   line[lp] == '#')
			continue;

		// FIX: game just uses line here
		sscanf(&line[lp], "%s", word);

		if(strncmp(word, "Threat", 7) == 0){
			flags = 0;
			lp += 7;
			while(sscanf(&line[lp], "%s", word) == 1 && lp <= linelen){
				flags |= FindPedFlag(word);
				// skip word
				while(line[lp] != ' ' && line[lp] != '\n' && line[lp] != '\0')
					lp++;
				// skip white space
				while(line[lp] == ' ')
					lp++;
			}
			ms_apPedType[type]->m_threats = flags;
		}else if(strncmp(word, "Avoid", 6) == 0){
			flags = 0;
			lp += 6;
			while(sscanf(&line[lp], "%s", word) == 1 && lp <= linelen){
				flags |= FindPedFlag(word);
				// skip word
				while(line[lp] != ' ' && line[lp] != '\n' && line[lp] != '\0')
					lp++;
				// skip white space
				while(line[lp] == ' ')
					lp++;
			}
			ms_apPedType[type]->m_avoid = flags;
		}else{
			sscanf(line, "%s %f %f %f %f %f", word, &f1, &f2, &f3, &f4, &f5);
			type = FindPedType(word);
			ms_apPedType[type]->m_flag = FindPedFlag(word);
			// unknown values
			ms_apPedType[type]->unknown1 = f1 / 50.0f;
			ms_apPedType[type]->unknown2 = f2 / 50.0f;
			ms_apPedType[type]->unknown3 = f3 / 50.0f;
			ms_apPedType[type]->unknown4 = f4;
			ms_apPedType[type]->unknown5 = f5;

		}
	}

	delete[] buf;
}

int32
CPedType::FindPedType(char *type)
{
	if(strcmp(type, "PLAYER1") == 0) return PEDTYPE_PLAYER1;
	if(strcmp(type, "PLAYER2") == 0) return PEDTYPE_PLAYER2;
	if(strcmp(type, "PLAYER3") == 0) return PEDTYPE_PLAYER3;
	if(strcmp(type, "PLAYER4") == 0) return PEDTYPE_PLAYER4;
	if(strcmp(type, "CIVMALE") == 0) return PEDTYPE_CIVMALE;
	if(strcmp(type, "CIVFEMALE") == 0) return PEDTYPE_CIVFEMALE;
	if(strcmp(type, "COP") == 0) return PEDTYPE_COP;
	if(strcmp(type, "GANG1") == 0) return PEDTYPE_GANG1;
	if(strcmp(type, "GANG2") == 0) return PEDTYPE_GANG2;
	if(strcmp(type, "GANG3") == 0) return PEDTYPE_GANG3;
	if(strcmp(type, "GANG4") == 0) return PEDTYPE_GANG4;
	if(strcmp(type, "GANG5") == 0) return PEDTYPE_GANG5;
	if(strcmp(type, "GANG6") == 0) return PEDTYPE_GANG6;
	if(strcmp(type, "GANG7") == 0) return PEDTYPE_GANG7;
	if(strcmp(type, "GANG8") == 0) return PEDTYPE_GANG8;
	if(strcmp(type, "GANG9") == 0) return PEDTYPE_GANG9;
	if(strcmp(type, "EMERGENCY") == 0) return PEDTYPE_EMERGENCY;
	if(strcmp(type, "FIREMAN") == 0) return PEDTYPE_FIREMAN;
	if(strcmp(type, "CRIMINAL") == 0) return PEDTYPE_CRIMINAL;
	if(strcmp(type, "SPECIAL") == 0) return PEDTYPE_SPECIAL;
	if(strcmp(type, "PROSTITUTE") == 0) return PEDTYPE_PROSTITUTE;
	Error("Unknown ped type, Pedtype.cpp");
	return NUM_PEDTYPES;
}

uint32
CPedType::FindPedFlag(char *type)
{
	if(strcmp(type, "PLAYER1") == 0) return PED_FLAG_PLAYER1;
	if(strcmp(type, "PLAYER2") == 0) return PED_FLAG_PLAYER2;
	if(strcmp(type, "PLAYER3") == 0) return PED_FLAG_PLAYER3;
	if(strcmp(type, "PLAYER4") == 0) return PED_FLAG_PLAYER4;
	if(strcmp(type, "CIVMALE") == 0) return PED_FLAG_CIVMALE;
	if(strcmp(type, "CIVFEMALE") == 0) return PED_FLAG_CIVFEMALE;
	if(strcmp(type, "COP") == 0) return PED_FLAG_COP;
	if(strcmp(type, "GANG1") == 0) return PED_FLAG_GANG1;
	if(strcmp(type, "GANG2") == 0) return PED_FLAG_GANG2;
	if(strcmp(type, "GANG3") == 0) return PED_FLAG_GANG3;
	if(strcmp(type, "GANG4") == 0) return PED_FLAG_GANG4;
	if(strcmp(type, "GANG5") == 0) return PED_FLAG_GANG5;
	if(strcmp(type, "GANG6") == 0) return PED_FLAG_GANG6;
	if(strcmp(type, "GANG7") == 0) return PED_FLAG_GANG7;
	if(strcmp(type, "GANG8") == 0) return PED_FLAG_GANG8;
	if(strcmp(type, "GANG9") == 0) return PED_FLAG_GANG9;
	if(strcmp(type, "EMERGENCY") == 0) return PED_FLAG_EMERGENCY;
	if(strcmp(type, "FIREMAN") == 0) return PED_FLAG_FIREMAN;
	if(strcmp(type, "CRIMINAL") == 0) return PED_FLAG_CRIMINAL;
	if(strcmp(type, "SPECIAL") == 0) return PED_FLAG_SPECIAL;
	if(strcmp(type, "GUN") == 0) return PED_FLAG_GUN;
	if(strcmp(type, "COP_CAR") == 0) return PED_FLAG_COP_CAR;
	if(strcmp(type, "FAST_CAR") == 0) return PED_FLAG_FAST_CAR;
	if(strcmp(type, "EXPLOSION") == 0) return PED_FLAG_EXPLOSION;
	if(strcmp(type, "PROSTITUTE") == 0) return PED_FLAG_PROSTITUTE;
	if(strcmp(type, "DEADPEDS") == 0) return PED_FLAG_DEADPEDS;
	return 0;
}

void
CPedType::Save(uint8 *buffer, uint32 *length)
{
	int i;

	*length = 8 + NUM_PEDTYPES*32;

	buffer[0] = 'P';
	buffer[1] = 'T';
	buffer[2] = 'P';
	buffer[3] = '\0';
	*(uint32*)(buffer+4) = *length - 8;
	buffer += 8;

	for(i = 0; i < NUM_PEDTYPES; i++){
		*(uint32*)(buffer) = ms_apPedType[i]->m_flag;
		*(float*)(buffer+4) = ms_apPedType[i]->unknown1;
		*(float*)(buffer+8) = ms_apPedType[i]->unknown2;
		*(float*)(buffer+12) = ms_apPedType[i]->unknown3;
		*(float*)(buffer+16) = ms_apPedType[i]->unknown4;
		*(float*)(buffer+20) = ms_apPedType[i]->unknown5;
		*(uint32*)(buffer+24) = ms_apPedType[i]->m_threats;
		*(uint32*)(buffer+28) = ms_apPedType[i]->m_avoid;
		buffer += 32;
	}
}

void
CPedType::Load(uint8 *buffer, uint32 length)
{
	int i;

	assert(length == 8 + NUM_PEDTYPES*32);
	assert(buffer[0] == 'P');
	assert(buffer[1] == 'T');
	assert(buffer[2] == 'P');
	assert(buffer[3] == '\0');
	assert(*(uint32*)(buffer+4) == length - 8);
	buffer += 8;

	for(i = 0; i < NUM_PEDTYPES; i++){
		ms_apPedType[i]->m_flag = *(uint32*)(buffer);
		ms_apPedType[i]->unknown1 = *(float*)(buffer+4);
		ms_apPedType[i]->unknown2 = *(float*)(buffer+8);
		ms_apPedType[i]->unknown3 = *(float*)(buffer+12);
		ms_apPedType[i]->unknown4 = *(float*)(buffer+16);
		ms_apPedType[i]->unknown5 = *(float*)(buffer+20);
		ms_apPedType[i]->m_threats = *(uint32*)(buffer+24);
		ms_apPedType[i]->m_avoid = *(uint32*)(buffer+28);
		buffer += 32;
	}
}

STARTPATCHES
	InjectHook(0x4EE7E0, &CPedType::Initialise, PATCH_JUMP);
	InjectHook(0x4EE890, &CPedType::Shutdown, PATCH_JUMP);
	InjectHook(0x4EEC10, &CPedType::FindPedType, PATCH_JUMP);
	InjectHook(0x4EEF40, &CPedType::FindPedFlag, PATCH_JUMP);
	InjectHook(0x4EF320, &CPedType::Save, PATCH_JUMP);
	InjectHook(0x4EF3D0, &CPedType::Load, PATCH_JUMP);
ENDPATCHES