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REDRIVER2/src_rebuild/Game/C/cop_ai.c

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#include "driver2.h"
#include "cop_ai.h"
#include "civ_ai.h"
#include "mission.h"
#include "system.h"
#include "felony.h"
#include "cars.h"
#include "players.h"
#include "pathfind.h"
#include "gamesnd.h"
#include "cutscene.h"
#include "convert.h"
#include "map.h"
#include "camera.h"
#include "handling.h"
#include "objcoll.h"
#include "wheelforces.h"
#include "pad.h"
#include "pedest.h"
#include "pres.h"
struct iVectNT
{
int n;
int t;
};
COP_DATA gCopData = {
0,
0,
0,
2048,
0,
4096,
2048,
3000000,
{ 0, 0, 0, 0, 0 }
};
int speed1[] = { 203, 210, 217 };
int speed2[] = { 238, 266, 294 };
int numRoadblockCars = 0;
int roadblockCount = 0;
int copsAreInPursuit = 0;
int requestRoadblock = 0;
int roadblockDelay = 250;
int roadblockDelayDiff[3] = { 1500, 1000, 800 };
int requestCopCar = 0;
int cop_respawn_timer = 0;
char first_offence = 0;
ROADBLOCK Roadblock;
VECTOR roadblockLoc;
static int said_picked_up = 0;
char last_cop_phrase = 0;
char CopWorkMem[444]; // PVS table
COP_SIGHT_DATA copSightData;
int player_position_known = 0;
VECTOR lastKnownPosition;
VECTOR CarTail;
CAR_DATA *targetVehicle;
int numActiveCops = 0;
int pathStraight = 0;
int LastHeading = 0;
int OutOfSightCount = 0;
// [D] [T]
void InitCopState(CAR_DATA *cp, char *extraData)
{
ClearMem((char *)&cp->ai.p, sizeof(COP));
cp->controlType = CONTROL_TYPE_PURSUER_AI;
cp->controlFlags = 0;
cp->ai.p.justPinged = 1;
if (gCopDifficultyLevel == 0)
cp->hndType = 2;
else if (gCopDifficultyLevel == 1)
cp->hndType = 3;
else
cp->hndType = 4;
}
int ReplayLog_Fnarr_He_Said_Log(int val)
{
return 0;
}
// [D] [T]
int FindCost(int x, int z, int dvx, int dvz)
{
static unsigned char sqtbl[] = {
0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80,
0x81, 0x81, 0x81, 0x82, 0x82, 0x83, 0x83, 0x83, 0x84,
0x84, 0x85, 0x86, 0x86, 0x87, 0x88, 0x88, 0x89, 0x8A,
0x8A, 0x8B, 0x8C, 0x8D, 0x8E, 0x8F, 0x90, 0x90, 0x91,
0x92, 0x93, 0x94, 0x95, 0x96, 0x98, 0x99, 0x9A, 0x9B,
0x9C, 0x9D, 0x9E, 0xA0, 0xA1, 0xA2, 0xA3, 0xA4, 0xA6,
0xA7, 0xA8, 0xAA, 0xAB, 0xAC, 0xAE, 0xAF, 0xB0, 0xB2,
0xB3, 0xB5
};
int tx, tz, dx, dz;
int d;
tx = targetVehicle->hd.where.t[0] + dvx / 256;
tz = targetVehicle->hd.where.t[2] + dvz / 256;
dx = ABS(x - tx);
dz = ABS(z - tz);
// swap
if (dz > dx)
{
d = dx;
dx = dz;
dz = d;
}
if (dx == 0)
return 0;
return (dx * sqtbl[(dz * 64) / dx]) / 128;
}
extern int distanceReturnedLog[8];
extern int distLogIndex;
extern int lastDistanceFound;
// [D] [T]
void WibbleDownTheRoad(VECTOR *from, int distance, VECTOR *to)
{
int val;
int j;
int thl[4];
VECTOR pos;
VECTOR dir;
pos.vx = from->vx;
pos.vy = from->vy;
pos.vz = from->vz;
pos.pad = from->pad;
for (j = 0; j < 4; j++)
{
ReplayLog_Fnarr_He_Said_Log(pos.vx);
ReplayLog_Fnarr_He_Said_Log(pos.vy);
ReplayLog_Fnarr_He_Said_Log(pos.vz);
val = getHeadingToPlayer(pos.vx, pos.vy, pos.vz);
ReplayLog_Fnarr_He_Said_Log(val);
if (j == 0)
{
distanceReturnedLog[distLogIndex & 7] = lastDistanceFound;
distLogIndex++;
}
dir.vy = 0;
dir.vx = FIXEDH((distance >> 2) * RSIN(val));
dir.vz = FIXEDH((distance >> 2) * RCOS(val));
thl[j] = val;
VECTOR p2 = pos;
pos.vx += dir.vx;
pos.vy += dir.vy;
pos.vz += dir.vz;
#if defined(COLLISION_DEBUG) && !defined(PSX)
extern int gShowCollisionDebug;
if (gShowCollisionDebug == 3)
{
extern void Debug_AddLine(VECTOR & pointA, VECTOR & pointB, CVECTOR & color);
extern void Debug_AddLineOfs(VECTOR & pointA, VECTOR & pointB, VECTOR & ofs, CVECTOR & color);
CVECTOR ggcv = { 0, 250, 0 };
CVECTOR bbcv = { 0, 0, 250 };
CVECTOR rrcv = { 250, 0, 0 };
VECTOR _zero = { 0 };
VECTOR _up = { 0, 1000, 0 };
Debug_AddLine(p2, pos, bbcv);
}
#endif
}
to->vx = pos.vx;
to->vy = pos.vy;
to->vz = pos.vz;
to->pad = pos.pad;
if (((thl[3] - thl[0]) + 200U & 0xfff) < 400)
{
pathStraight = 1;
}
}
// [D] [T]
void UpdateCopSightData(void)
{
short* playerFelony;
if (player[0].playerCarId < 0)
playerFelony = &pedestrianFelony;
else
playerFelony = &car_data[player[0].playerCarId].felonyRating;
if (*playerFelony > FELONY_PURSUIT_MIN_VALUE)
{
copSightData.surroundViewDistance = 5440;
copSightData.frontViewDistance = 16320;
copSightData.frontViewAngle = 1024;
return;
}
copSightData.surroundViewDistance = 2720;
copSightData.frontViewDistance = 7820;
copSightData.frontViewAngle = 512;
}
// [D] [T]
void InitCopData(COP_DATA* pCopData)
{
short* pTrigger;
int trigger;
pTrigger = pCopData->trigger;
trigger = 0;
while (pTrigger < pCopData->trigger + 4)
{
*pTrigger = trigger;
pTrigger++;
trigger += 0x333;
}
*pTrigger = 0x7fff;
said_picked_up = 0;
}
// [D] [T]
void InitCops(void)
{
targetVehicle = &car_data[0];
requestCopCar = 0;
InitFelonySystem();
InitPathFinding();
felonyData.pursuitFelonyScale = 3000;
gCopDesiredSpeedScale = 4096;
gCopMaxPowerScale = 4096;
gPuppyDogCop = 0;
copsAreInPursuit = 0;
player_position_known = 2;
OutOfSightCount = 0;
UpdateCopSightData();
gCopData.autoMaxPowerScaleLimit = 0;
gCopData.autoDesiredSpeedScaleLimit = 0;
if (GameType == GAME_GETAWAY)
{
gCopRespawnTime = 10000;
}
else if (GameType == GAME_SURVIVAL)
{
gCopRespawnTime = 0;
gCopDesiredSpeedScale = 4596;
gCopMaxPowerScale = 4596;
gCopData.autoMaxPowerScaleLimit = 1024;
gCopData.autoDesiredSpeedScaleLimit = 1024;
}
else
{
gCopRespawnTime = 320;
if (gCurrentMissionNumber < 40)
gCopRespawnTime = gCurrentMissionNumber * -4 + 320;
}
LastHeading = -1;
pathStraight = 0;
numActiveCops = 0;
OutOfSightCount = 0;
cop_respawn_timer = 0;
CarTail.vx = 0;
CarTail.vy = 0;
CarTail.vz = 0;
lastKnownPosition.vx = INT_MAX;
lastKnownPosition.vy = INT_MAX;
lastKnownPosition.vz = INT_MAX;
InitCopData(&gCopData);
copsAreInPursuit = 0;
}
VECTOR targetPoint = { 0,0,0 };
// [D] [T]
void CopControl1(CAR_DATA *cp)
{
int targetFound;
int steeringFac;
int dist;
short* playerFelony;
int steerDif;
int dz;
int plcrspd;
int dx;
int dvx, dvz, idvx, idvz;
int desiredSteerAngle;
int x;
int z;
int currentSpeed;
int slidevel;
int maxPower;
int speedDif;
int doBatter;
VECTOR pos;
iVectNT path[2];
AIZone targetZone;
if (player[0].playerCarId < 0)
playerFelony = &pedestrianFelony;
else
playerFelony = &car_data[player[0].playerCarId].felonyRating;
desiredSteerAngle = 0;
cp->wheelspin = 0;
currentSpeed = FIXEDH(cp->hd.wheel_speed);
if (CopsAllowed == 0)
{
cp->thrust = 0;
cp->handbrake = 1;
return;
}
// [A] new cop batter logic
// survival setting really
if(gBatterPlayer)
doBatter = 1;
else
doBatter = 0;
// [A] periodically beat player in ass
if (!doBatter && *playerFelony > gCopData.autoBatterPlayerTrigger)
{
int batterTrigger;
if(gCopDifficultyLevel == 0)
batterTrigger = 80;
else if (gCopDifficultyLevel == 1)
batterTrigger = 50;
else if (gCopDifficultyLevel == 2)
batterTrigger = 0;
if (cp->ai.p.batterTimer > batterTrigger)
doBatter = 1;
cp->ai.p.batterTimer++;
cp->ai.p.batterTimer &= 127;
}
if (cp->ai.p.dying != 0 ||
cp->totalDamage > 27000 && gCopData.immortal == 0)
{
cp->thrust = 0;
if (cp->ai.p.dying > 85)
return;
if (cp->ai.p.dying == 0)
numActiveCops--;
cp->ai.p.dying++;
return;
}
if (gStopCops.radius != 0)
{
dx = ABS(cp->hd.where.t[0] - gStopCops.pos.vx);
dz = ABS(cp->hd.where.t[2] - gStopCops.pos.vz);
if (dx + dz < gStopCops.radius * 3 / 2 &&
SquareRoot0(dx * dx + dz * dz) < gStopCops.radius)
{
cp->thrust = 0;
cp->handbrake = 1;
return;
}
}
if ((CameraCnt & 7U) == 0)
{
pos.vx = cp->hd.where.t[0] + FIXEDH(cp->hd.where.m[0][2] * 400 - cp->hd.where.m[0][0] * 150);
pos.vy = cp->hd.where.t[1] + FIXEDH(cp->hd.where.m[1][2] * 400 - cp->hd.where.m[1][0] * 150);
pos.vz = cp->hd.where.t[2] + FIXEDH(cp->hd.where.m[2][2] * 400 - cp->hd.where.m[2][0] * 150);
cp->ai.p.frontLClear = CellAtPositionEmpty(&pos, 80);
#if defined(COLLISION_DEBUG) && !defined(PSX)
extern int gShowCollisionDebug;
if (gShowCollisionDebug == 3)
{
extern void Debug_AddLine(VECTOR & pointA, VECTOR & pointB, CVECTOR & color);
extern void Debug_AddLineOfs(VECTOR & pointA, VECTOR & pointB, VECTOR & ofs, CVECTOR & color);
CVECTOR ggcv = { 0, 250, 0 };
CVECTOR bbcv = { 0, 0, 250 };
CVECTOR rrcv = { 250, 0, 0 };
VECTOR _zero = { 0 };
VECTOR _up = { 0, 1000, 0 };
Debug_AddLineOfs(_zero, _up, pos, cp->ai.p.frontLClear ? ggcv : rrcv);
}
#endif
pos.vx = cp->hd.where.t[0] + FIXEDH(cp->hd.where.m[0][2] * 400 + cp->hd.where.m[0][0] * 150);
pos.vy = cp->hd.where.t[1] + FIXEDH(cp->hd.where.m[1][2] * 400 + cp->hd.where.m[1][0] * 150);
pos.vz = cp->hd.where.t[2] + FIXEDH(cp->hd.where.m[2][2] * 400 + cp->hd.where.m[2][0] * 150);
cp->ai.p.frontRClear = CellAtPositionEmpty(&pos, 80);
#if defined(COLLISION_DEBUG) && !defined(PSX)
extern int gShowCollisionDebug;
if (gShowCollisionDebug == 3)
{
extern void Debug_AddLine(VECTOR & pointA, VECTOR & pointB, CVECTOR & color);
extern void Debug_AddLineOfs(VECTOR & pointA, VECTOR & pointB, VECTOR & ofs, CVECTOR & color);
CVECTOR ggcv = { 0, 250, 0 };
CVECTOR bbcv = { 0, 0, 250 };
CVECTOR rrcv = { 250, 0, 0 };
VECTOR _zero = { 0 };
VECTOR _up = { 0, 1000, 0 };
Debug_AddLineOfs(_zero, _up, pos, cp->ai.p.frontRClear ? ggcv : rrcv);
}
#endif
}
x = cp->hd.where.t[0];
z = cp->hd.where.t[2];
pathStraight = 0;
if (cp->hd.speed < 6 && cp->ai.p.desiredSpeed != 0)
cp->ai.p.stuckTimer++;
else
cp->ai.p.stuckTimer = 0;
if (cp->ai.p.stuckTimer > 10 && cp->ai.p.recoveryTimer == 0)
{
cp->ai.p.recoveryTimer = 22;
cp->ai.p.lastRecoverStrategy = cp->ai.p.lastRecoverStrategy & 7;
if (cp->ai.p.desiredSpeed < 0)
cp->ai.p.desiredSpeed = 200;
else
cp->ai.p.desiredSpeed = -200;
desiredSteerAngle = ((cp->ai.p.lastRecoverStrategy * 5 & 6) - 3) * 0x80;
cp->ai.p.stuckTimer = 0;
}
dvx = targetVehicle->st.n.linearVelocity[0] - cp->st.n.linearVelocity[0];
dvz = targetVehicle->st.n.linearVelocity[2] - cp->st.n.linearVelocity[2];
dist = FindCost(x, z, dvx, dvz);
cp->ai.p.close_pursuit = (dist < 2800);
targetFound = 0;
if (cp->ai.p.recoveryTimer < 1)
{
if (dist < 8400)
{
int dd;
dx = x - targetVehicle->hd.where.t[0];
dz = targetVehicle->hd.where.t[2] - z;
idvx = FIXEDH(dvx);
idvz = FIXEDH(dvz);
dd = (dx * idvx - dz * idvz) / (idvx * idvx + idvz * idvz + 1);
if (doBatter == 0)
dd = dd * 3 / 4;
if (dd < 0)
dd = 0;
else if (dd > 60)
dd = 60;
dvz = targetVehicle->hd.where.t[0] + FIXEDH(targetVehicle->st.n.linearVelocity[0] * dd);
dvx = targetVehicle->hd.where.t[2] + FIXEDH(targetVehicle->st.n.linearVelocity[2] * dd);
if (doBatter == 0)
{
CarTail.vx = dvz - (targetVehicle->hd.where.m[0][2] * 5 >> 7);
CarTail.vz = dvx - (targetVehicle->hd.where.m[2][2] * 5 >> 7);
}
else
{
CarTail.vx = dvz + (targetVehicle->hd.where.m[0][0] * 5 >> 8);
CarTail.vz = dvx + (targetVehicle->hd.where.m[2][0] * 5 >> 8);
}
}
else
{
CarTail.vx = targetVehicle->hd.where.t[0];
CarTail.vz = targetVehicle->hd.where.t[2];
}
if (cp->ai.p.close_pursuit == 0)
{
WibbleDownTheRoad((VECTOR*)cp->hd.where.t, cp->hd.speed * 10 + 680, &targetPoint);
}
else
{
targetPoint.vx = CarTail.vx;
targetPoint.vz = CarTail.vz;
#if 0
{
extern void Debug_AddLine(VECTOR & pointA, VECTOR & pointB, CVECTOR & color);
extern void Debug_AddLineOfs(VECTOR & pointA, VECTOR & pointB, VECTOR & ofs, CVECTOR & color);
CVECTOR ggcv = { 0, 250, 0 };
CVECTOR bbcv = { 0, 0, 250 };
CVECTOR rrcv = { 250, 0, 0 };
VECTOR _zero = { 0 };
VECTOR _up = { 0, 1000, 0 };
Debug_AddLineOfs(_zero, _up, targetPoint, rrcv);
}
#endif
}
targetFound = 1;
cp->ai.p.targetHistory[1].vx = cp->ai.p.targetHistory[0].vx;
cp->ai.p.targetHistory[1].vz = cp->ai.p.targetHistory[0].vz;
cp->ai.p.targetHistory[0].vx = targetPoint.vx;
cp->ai.p.targetHistory[0].vz = targetPoint.vz;
}
else
{
cp->ai.p.recoveryTimer--;
}
//if (gTimeInWater == 0)
// targetFound = 0;
if (targetFound)
{
slidevel = FIXEDH(cp->hd.where.m[0][0] * cp->st.n.linearVelocity[0] + cp->hd.where.m[2][0] * cp->st.n.linearVelocity[2]);
path[1].t = dvx = FIXEDH((x - targetPoint.vx) * cp->hd.where.m[2][0] + (targetPoint.vz - z) * cp->hd.where.m[0][0]);
path[1].n = steeringFac = FIXEDH((targetPoint.vx - x) * cp->hd.where.m[0][0] + (targetPoint.vz - z) * cp->hd.where.m[2][0]) - slidevel / 140;
if (path[1].n < 1)
{
if (path[1].n * -2 >= path[1].t || cp->ai.p.frontLClear == 0)
{
targetZone = zoneLeft;
targetFound = -path[1].n < (path[1].t << 2);
if (targetFound && cp->ai.p.close_pursuit != 0)
targetZone = zoneBack;
}
else
targetZone = zoneFrnt;
}
else
{
if (path[1].n * 2 >= path[1].t || cp->ai.p.frontRClear == 0)
{
targetZone = zoneRght;
targetFound = path[1].n < (path[1].t << 2);
if (targetFound && cp->ai.p.close_pursuit != 0)
targetZone = zoneBack;
}
else
targetZone = zoneFrnt;
}
steerDif = path[1].n + slidevel / 140;
if (targetZone == zoneFrnt)
{
if (pathStraight == 0)
cp->ai.p.desiredSpeed = speed1[gCopDifficultyLevel];
else
cp->ai.p.desiredSpeed = speed2[gCopDifficultyLevel];
if (gCopData.cutOffDistance < cp->ai.p.DistanceToPlayer)
maxPower = gCopData.cutOffPowerScale;
else
maxPower = gCopDesiredSpeedScale;
cp->ai.p.desiredSpeed = FIXEDH(cp->ai.p.desiredSpeed * (maxPower + FIXEDH(*playerFelony * gCopData.autoDesiredSpeedScaleLimit)));
if ((gPuppyDogCop || player[0].playerType == 2) && cp->ai.p.close_pursuit)
{
plcrspd = targetVehicle->hd.speed + 10;
if (dist > 4000)
{
speedDif = (cp->ai.p.desiredSpeed - plcrspd) * (dist - 4000);
cp->ai.p.desiredSpeed = plcrspd + speedDif / 4000;
}
else
{
cp->ai.p.desiredSpeed = plcrspd;
}
}
desiredSteerAngle = (steerDif * 512) / path[1].t;
}
else if (targetZone == zoneBack)
{
cp->ai.p.desiredSpeed = -70;
if ((steerDif ^ currentSpeed) < 0)
desiredSteerAngle = -284;
else
desiredSteerAngle = 284;
}
else
{
cp->ai.p.desiredSpeed = 110;
if (cp->ai.p.frontLClear == 0 && cp->ai.p.frontRClear == 0)
{
cp->ai.p.desiredSpeed = -120;
}
else if ((targetZone == zoneLeft && cp->st.n.angularVelocity[1] > -130) ||
(targetZone == zoneRght && cp->st.n.angularVelocity[1] < 130))
{
cp->wheelspin = 1;
}
if ((steerDif ^ currentSpeed) < 0)
desiredSteerAngle = -512;
else
desiredSteerAngle = 512;
}
}
else if (cp->ai.p.recoveryTimer < 1)
{
cp->ai.p.desiredSpeed = 0;
desiredSteerAngle = 0;
}
// calculate the desired speed
if (dist < 4096 && cp->ai.p.desiredSpeed > 0 && doBatter == 0)
{
plcrspd = targetVehicle->hd.speed - 20;
if (plcrspd < 20)
plcrspd = 20;
cp->ai.p.desiredSpeed = FIXEDH(dist * cp->ai.p.desiredSpeed + (4096 - dist) * plcrspd);
}
// calculate acceleration
maxPower = steeringFac = (gCopDifficultyLevel + 8) * 1024;
currentSpeed = cp->ai.p.desiredSpeed - currentSpeed;
if (pathStraight != 0)
maxPower += (gCopDifficultyLevel + 4) * 1024;
if (player[0].playerCarId < 0)
playerFelony = &pedestrianFelony;
else
playerFelony = &car_data[player[0].playerCarId].felonyRating;
maxPower = FIXEDH(maxPower * (gCopMaxPowerScale + FIXEDH(*playerFelony * gCopData.autoMaxPowerScaleLimit)));
if (currentSpeed < -50)
cp->thrust = -maxPower;
else if (currentSpeed > 50)
cp->thrust = maxPower;
else
cp->thrust = (currentSpeed * maxPower) / 50;
if (cp->hd.speed < 48)
cp->thrust = (cp->thrust * (cp->hd.speed + 80) >> 7);
if (handlingType[cp->hndType].fourWheelDrive == 1)
cp->thrust /= 2;
cp->thrust = (cp->thrust * 7) / 10;
// calculate steering and direction
steeringFac = DIFF_ANGLES(0, desiredSteerAngle) - cp->wheel_angle; //((desiredSteerAngle + 2048U & 0xfff) - 2048) - cp->wheel_angle;
if (steeringFac < -200)
steeringFac = -200;
else if (steeringFac > 200)
steeringFac = 200;
cp->wheel_angle += steeringFac;
if (cp->ai.p.justPinged == 1)
{
cp->hd.direction = getHeadingToPlayer(cp->hd.where.t[0], cp->hd.where.t[1], cp->hd.where.t[2]);
TempBuildHandlingMatrix((CAR_DATA*)cp, 0);
cp->ai.p.justPinged = 0;
}
}
// [D] [T]
void ControlCopDetection(void)
{
bool spotted;
u_int distanceToPlayer;
u_int minDistanceToPlayer;
int heading;
int dx, dz;
CAR_DATA *cp;
VECTOR vec;
int ccx, ccz;
vec.vx = player[0].pos[0];
vec.vy = player[0].pos[1];
vec.vz = player[0].pos[2];
GetVisSetAtPosition(&vec, CopWorkMem, &ccx, &ccz);
UpdateCopSightData();
if (player_position_known < 1)
player_position_known = 1;
else
player_position_known = 2;
CopsCanSeePlayer = (GameType == GAME_SURVIVAL);
minDistanceToPlayer = UINT_MAX;
// check roadblock visibility
if (numRoadblockCars != 0)
{
dx = ABS(roadblockLoc.vx - vec.vx) >> 8;
dz = ABS(roadblockLoc.vz - vec.vz) >> 8;
distanceToPlayer = dx * dx + dz * dz;
if (distanceToPlayer < 1640 &&
newPositionVisible(&roadblockLoc, CopWorkMem, ccx, ccz) != 0)
{
CopsCanSeePlayer = 1;
if (distanceToPlayer << 8 < minDistanceToPlayer)
minDistanceToPlayer = distanceToPlayer << 6;
}
}
if (!CopsCanSeePlayer && !((gCurrentMissionNumber == 24 || gCurrentMissionNumber == 30) && CameraCnt-frameStart < 100))
{
cp = &car_data[MAX_CARS-1];
while (car_data <= cp)
{
if (cp->controlType == CONTROL_TYPE_PURSUER_AI && cp->ai.p.dying == 0 ||
(cp->controlFlags & CONTROL_FLAG_COP))
{
dx = ABS(cp->hd.where.t[0] - vec.vx) >> 8;
dz = ABS(cp->hd.where.t[2] - vec.vz) >> 8;
distanceToPlayer = SquareRoot0(dx * dx + dz * dz) << 8;
if (distanceToPlayer < minDistanceToPlayer)
minDistanceToPlayer = distanceToPlayer;
if (cp->controlType == CONTROL_TYPE_PURSUER_AI)
{
cp->ai.p.DistanceToPlayer = distanceToPlayer;
if(cp->ai.p.close_pursuit)
{
CopsCanSeePlayer = 1;
break;
}
}
if (newPositionVisible(&vec, CopWorkMem, ccx, ccz) )
{
spotted = false;
if (distanceToPlayer < copSightData.surroundViewDistance)
{
spotted = true;
}
else if (distanceToPlayer < copSightData.frontViewDistance)
{
int theta;
dz = vec.vx - cp->hd.where.t[0];
dx = vec.vz - cp->hd.where.t[2];
theta = ABS(ratan2(dz, dx) - cp->hd.direction);
if (theta < copSightData.frontViewAngle ||
(theta + 512 & 0xfff) < copSightData.frontViewAngle + 512)
{
spotted = true;
}
}
// [A] also check player elevation from cops (block cops vision from bridges, tunnels etc)
if (spotted && ABS(cp->hd.where.t[1] - vec.vy) < 1500)
{
CopsCanSeePlayer = 1;
break;
}
}
}
cp--;
}
}
// [A] if Tanner is outside car, cops can arrest him if they are too close
if(player[0].playerType == 2 && minDistanceToPlayer < 2048 && !player[0].dying && pedestrianFelony > FELONY_PURSUIT_MIN_VALUE)
{
player[0].dying = 1;
SetMissionMessage(G_LTXT(GTXT_YouveBeenCaught),3,2);
SetMissionFailed(FAILED_MESSAGESET);
}
if (numActiveCops == 0 && OutOfSightCount < 256 && CameraCnt > 8)
{
OutOfSightCount = 256;
}
// if cops can't see player - get out of pursued state
if (!CopsCanSeePlayer)
{
if (OutOfSightCount <= 255)
{
OutOfSightCount++;
}
else if (OutOfSightCount == 256)
{
player_position_known = -1;
OutOfSightCount = 257;
if (first_offence == 0)
{
CopSay(12, 0);
FunkUpDaBGMTunez(0);
}
}
else
{
player_position_known = 0;
}
}
else
{
OutOfSightCount = 0;
}
if (player_position_known < 1)
{
cp = &car_data[MAX_CARS-1];
do {
if (cp->controlType == CONTROL_TYPE_PURSUER_AI)
{
vec.vx = cp->hd.where.t[0];
vec.vz = cp->hd.where.t[2];
// make cop lose target if target is hidden
if (newPositionVisible(&vec, CopWorkMem, ccx, ccz) == 0 && cp->ai.p.hiddenTimer++ > 50)
{
cp->controlType = CONTROL_TYPE_NONE;
cp->ai.p.hiddenTimer = 0;
cp->thrust = 0;
numCopCars--;
}
}
cp--;
} while (car_data <= cp);
}
if (player_position_known == 1 && first_offence == 0)
{
heading = GetCarDirectionOfTravel(&car_data[player[0].playerCarId]);
CopSay(Random2(2) % 2 + 10, heading);
said_picked_up = player_position_known;
LastHeading = heading;
}
if (!CopsCanSeePlayer)
{
said_picked_up = 0;
}
else if (!first_offence && !said_picked_up)
{
int rnd;
rnd = Random2(2);
heading = GetCarDirectionOfTravel(&car_data[player[0].playerCarId]);
if ((rnd == (rnd / 5) * 5) && (dx != LastHeading))
CopSay(rnd % 2 + 10, heading);
said_picked_up = 1;
LastHeading = heading;
}
}
// [D] [T]
void PassiveCopTasks(CAR_DATA *cp)
{
short *playerFelony;
if (player[0].playerCarId < 0)
playerFelony = &pedestrianFelony;
else
playerFelony = &car_data[player[0].playerCarId].felonyRating;
if (*playerFelony <= FELONY_PURSUIT_MIN_VALUE)
return;
// [A] make an ambush on player in Destroy the yard
// but don't in Car bomb getaway
if (player_position_known < 1 || !CopsCanSeePlayer && gCurrentMissionNumber == 24)
return;
InitCopState(cp, NULL);
cp->ai.p.justPinged = 0;
numCivCars--;
numActiveCops++;
}
// [D] [T]
void ControlNumberOfCops(void)
{
short *pTrigger;
short *playerFelony;
int tempDist;
CAR_DATA *lcp;
int respawnTime;
int num_closer;
int cutOffDistance;
int numWantedCops;
pTrigger = gCopData.trigger;
numWantedCops = 0;
while( true )
{
if (player[0].playerCarId < 0)
playerFelony = &pedestrianFelony;
else
playerFelony = &car_data[player[0].playerCarId].felonyRating;
if (*playerFelony < *pTrigger)
break;
pTrigger++;
numWantedCops++;
}
if (numWantedCops < gMinimumCops)
numWantedCops = gMinimumCops;
if (numWantedCops > maxCopCars)
numWantedCops = maxCopCars;
if (numCopCars < numWantedCops && gDontPingInCops == 0)
{
respawnTime = gCopRespawnTime;
if (Roadblock.status == 2)
respawnTime = Roadblock.copRespawnTime;
if (respawnTime * FIXED(4096 - FIXED(*playerFelony * gCopData.autoRespawnScaleLimit)) < cop_respawn_timer + 1)
{
requestCopCar = 1;
}
cop_respawn_timer++;
return;
}
if (numCopCars <= numWantedCops)
{
gCopData.cutOffDistance = INT_MAX;
cop_respawn_timer = 0;
return;
}
gCopData.cutOffDistance = INT_MAX;
do {
cutOffDistance = 0;
lcp = car_data;
num_closer = 0;
do {
if (lcp->controlType == CONTROL_TYPE_PURSUER_AI)
{
tempDist = lcp->ai.p.DistanceToPlayer;
if (tempDist < gCopData.cutOffDistance)
{
if(cutOffDistance < tempDist)
cutOffDistance = tempDist;
num_closer++;
}
}
lcp++;
} while (lcp < &car_data[MAX_CARS]);
gCopData.cutOffDistance = cutOffDistance;
} while (numWantedCops < num_closer);
cop_respawn_timer = 0;
}
// [D] [T]
void ControlCops(void)
{
short* playerFelony;
int heading;
int phrase;
int copsWereInPursuit;
#if 0 // [A] lineClear debugging code - pls remove after fixing bugs
extern int gShowCollisionDebug;
if (gShowCollisionDebug == 3)
{
extern void Debug_AddLine(VECTOR & pointA, VECTOR & pointB, CVECTOR & color);
extern void Debug_AddLineOfs(VECTOR & pointA, VECTOR & pointB, VECTOR & ofs, CVECTOR & color);
CVECTOR ggcv = { 0, 250, 0 };
CVECTOR bbcv = { 0, 0, 250 };
CVECTOR rrcv = { 250, 0, 0 };
VECTOR _zero = { 0 };
VECTOR _up = { 0, 1000, 0 };
VECTOR v1 = *(VECTOR*)targetVehicle->hd.where.t;
VECTOR v2 = v1;
v2.vx -= FIXEDH(targetVehicle->hd.where.m[2][0] * 1024);
v2.vz += FIXEDH(targetVehicle->hd.where.m[2][2] * 1024);
int result = lineClear(&v1, &v2);
Debug_AddLine(v1, v2, result ? ggcv : rrcv);
}
#endif
if (player[0].playerCarId < 0)
playerFelony = &pedestrianFelony;
else
playerFelony = &car_data[player[0].playerCarId].felonyRating;
gCopData.autoBatterPlayerTrigger = 2048;
if (CopsAllowed == 0 || gInGameCutsceneActive != 0)
{
player_position_known = 0;
CopsCanSeePlayer = 0;
requestCopCar = 0;
copsWereInPursuit = copsAreInPursuit;
}
else
{
if (player[0].playerCarId > -1)
targetVehicle = &car_data[player[0].playerCarId];
else
targetVehicle = &car_data[TANNER_COLLIDER_CARID]; // [A] fix bug of chasing car
if (player_position_known > 0)
{
lastKnownPosition.vx = player[0].pos[0];
lastKnownPosition.vy = player[0].pos[1];
lastKnownPosition.vz = player[0].pos[2];
lastKnownPosition.pad = player[0].pos[3];
}
// update pathfinding
UpdateCopMap();
heading = LastHeading;
// play the phrases about direction
if (first_offence == 0 && CopsCanSeePlayer && numActiveCops != 0)
{
if (*playerFelony > FELONY_PURSUIT_MIN_VALUE &&
TimeSinceLastSpeech > 720 &&
targetVehicle->hd.speed > 20)
{
int rnd;
heading = GetCarDirectionOfTravel(targetVehicle);
if (heading != LastHeading)
{
rnd = Random2(1);
if ((MaxPlayerDamage[0] * 3) / 4 < car_data[player[0].playerCarId].totalDamage)
phrase = rnd % 4;
else
phrase = rnd % 3;
//phrase = rnd + phrase;
if (first_offence == 0 && last_cop_phrase != phrase && TimeSinceLastSpeech > 720)
{
if (phrase < 3)
{
CopSay(phrase + 15, heading);
last_cop_phrase = phrase;
}
else
{
CopSay(6, 0);
last_cop_phrase = phrase;
}
}
}
}
}
LastHeading = heading;
ControlCopDetection();
AdjustFelony(&felonyData);
ControlNumberOfCops();
copsWereInPursuit = 0;
if (CopsCanSeePlayer && OutOfSightCount < 256 || // [A] was player_position_known. Resolves speech in some missions
player_position_known > 1 && GameType == GAME_GETAWAY)
{
if (*playerFelony > FELONY_PURSUIT_MIN_VALUE)
copsWereInPursuit = 1;
}
// start pursuit
if (copsWereInPursuit != 0)
{
if (copsAreInPursuit == 0)
Pads[0].alarmShakeCounter = 12;
copsAreInPursuit = 1;
FunkUpDaBGMTunez(1);
if (first_offence != 0)
{
CopSay(9, 0);
first_offence = 0;
said_picked_up = 1;
}
}
}
copsAreInPursuit = copsWereInPursuit;
}
// [D] [T]
void CopControl(CAR_DATA* cp)
{
CopControl1(cp);
CheckPingOut(cp);
if (cp->ai.p.dying == 0 && cp->controlType == CONTROL_TYPE_NONE)
{
numActiveCops--;
numCopCars--;
}
}
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