void VectorFromShipAngle(float *xr, float *yr, float *zr)
{
/*
float h, p, b;
matrix x, y, z;
vector v = {0.0f, 1.0f, 0.0f}, r;
h = *xr;
p = *yr;
b = *zr;
matMakeRotAboutX(&x, (float)cos(h), (float)sin(h));
matMakeRotAboutY(&y, (float)cos(p), (float)sin(p));
matMakeRotAboutZ(&z, (float)cos(b), (float)sin(b));
matMultiplyMatByVec(&r, &z, &v);
matMultiplyMatByVec(&v, &x, &r);
matMultiplyMatByVec(&r, &y, &v);
*xr = r.x;
*yr = r.y;
*zr = r.z;
*/
matrix mat;
vector rotVector = {*xr, *yr, *zr};
nisShipEulerToMatrix(&mat, &rotVector);
matGetVectFromMatrixCol2(rotVector, mat);
*xr = rotVector.x;
*yr = rotVector.y;
*zr = rotVector.z;
}
void P2MultiBeamFrigateAttackDoAttack(Ship *ship,SpaceObjRotImpTarg *target,real32 maxdist,bool PassiveAttack)
{
ShipStaticInfo *shipstaticinfo = (ShipStaticInfo *)ship->staticinfo;
P2MultiBeamFrigateStatics *frigstat = (P2MultiBeamFrigateStatics *)shipstaticinfo->custstatinfo;
P2MultiBeamFrigateSpec *spec = (P2MultiBeamFrigateSpec *)ship->ShipSpecifics;
vector trajectory;
vector shipRightVec;
real32 range;
spec->aiattacklast = universe.totaltimeelapsed;
ship->autostabilizeship = FALSE;
aishipGetTrajectory(ship, target, &trajectory);
range = RangeToTarget(ship,target,&trajectory);
if (range > frigstat->MultiBeamRange[ship->tacticstype])
{
//not in range
if(!PassiveAttack)
{
//do aiship fly to stuff here
//if not in range...fly to the ship
//else track zero velocity
aishipFlyToShipAvoidingObjs(ship,target,AISHIP_PointInDirectionFlying + AISHIP_CarTurn,0.0f);
}
return;
}
//we are in range
vecNormalize(&trajectory);
if(!PassiveAttack)
{
aitrackZeroVelocity(ship);
}
matGetVectFromMatrixCol2(shipRightVec,ship->rotinfo.coordsys);
aitrackHeadingAndUp(ship,&trajectory,&shipRightVec,0.9999f);
if(vecMagnitudeSquared(ship->rotinfo.rotspeed) > frigstat->AttackRotationSpeed)
{
if(aitrackHeadingWithFlags(ship,&trajectory,0.99f,AITRACKHEADING_IGNOREUPVEC|AITRACK_DONT_ZERO_ME))
{
//rotation speed reached
//lets fire guns if we can
P2MultiBeamFrigateFire(ship,target);
}
}
}
/*-----------------------------------------------------------------------------
Name : nisShipEulerToMatrix
Description : Builds a coordinate system matrix from a heading,pitch,bank
triplicate.
Inputs : rotVector - vectror whose members represent the heading, pitch and bank
Outputs : coordsys - where to store the matrix
Return :
----------------------------------------------------------------------------*/
void nisShipEulerToMatrix(matrix *coordsys, vector *rotVector)
{
matrix rotation, tempMatrix;
vector rotateAbout = {-1.0f, 0.0f, 0.0f};
*coordsys = IdentityMatrix;
//rotate about up vector (heading)
nisRotateAboutVector((real32 *)&rotation, &rotateAbout, rotVector->x);
matMultiplyMatByMat(&tempMatrix, &rotation, coordsys);
*coordsys = tempMatrix;
//rotate about heading vector (pitch in lightwave, bank actually)
matGetVectFromMatrixCol3(rotateAbout, *coordsys);
nisRotateAboutVector((real32 *)&rotation, &rotateAbout, rotVector->y);
matMultiplyMatByMat(&tempMatrix, &rotation, coordsys);
*coordsys = tempMatrix;
//rotate about heading vector (bank in lightwave, pitch actually)
matGetVectFromMatrixCol2(rotateAbout, *coordsys);
nisRotateAboutVector((real32 *)&rotation, &rotateAbout, -rotVector->z);
matMultiplyMatByMat(&tempMatrix, &rotation, coordsys);
*coordsys = tempMatrix;
}
bool MinelayerCorvetteStaticMineDrop(Ship *ship,SpaceObjRotImpTarg *target)
{
MinelayerCorvetteStatics *minelayercorvettestatics;
MinelayerCorvetteSpec *spec = (MinelayerCorvetteSpec *)ship->ShipSpecifics;
sdword flag;
GunInfo *guninfo = ship->gunInfo;
Gun *gun0,*gun1;
real32 time;
sdword maxmis;
minelayercorvettestatics = (MinelayerCorvetteStatics *) ((ShipStaticInfo *)(ship->staticinfo))->custstatinfo;
gun0 = ((Gun *) &(ship->gunInfo->guns[0]));
maxmis = gun0->gunstatic->maxMissiles;
if(ship->gunInfo->numGuns > 1)
{ //ship has 2 guns (race 1)
gun1 = ((Gun *) &(ship->gunInfo->guns[1]));
if(gun0->numMissiles == 0 && gun1->numMissiles == 0)
return FALSE;
if((universe.totaltimeelapsed - gun1->lasttimefired) < minelayercorvettestatics->gunReFireTime
&& (universe.totaltimeelapsed - gun0->lasttimefired) < minelayercorvettestatics->gunReFireTime)
{
return(FALSE);
}
maxmis += gun1->gunstatic->maxMissiles;
}
else
{
if(gun0->numMissiles == 0)
return FALSE;
if((universe.totaltimeelapsed - gun0->lasttimefired) < minelayercorvettestatics->gunReFireTime)
return(FALSE);
}
switch(spec->MiningStatus)
{
case FIRST_OFF:
//////////////////////
//speech event for forcedropped mines
//event num: COMM_MLVette_ForceDrop
//use battle chatter
if(ship->playerowner->playerIndex == universe.curPlayerIndex)
{
if (battleCanChatterAtThisTime(BCE_COMM_MLVette_ForceDrop, ship))
{
battleChatterAttempt(SOUND_EVENT_DEFAULT, BCE_COMM_MLVette_ForceDrop, ship, SOUND_EVENT_DEFAULT);
}
}
/////////////////////////
spec->MiningStatus = FIRST_OFF2;
case FIRST_OFF2:
if(aitrackZeroRotationAnywhere(ship))
{
flag = 2;
}
if(aitrackZeroVelocity(ship))
{
if(flag == 2)
{ //we're ready for next step
MineFormationInfo *mineformationinfo;
aitrackForceSteadyShip(ship); //stop movement, stop rotation
spec->MiningStatus = BEGIN_WALL_DROP_RIGHT;
spec->MiningSideMax = 1;
spec->MiningSideCount = 0;
matGetVectFromMatrixCol1(spec->formation_up,ship->rotinfo.coordsys);
matGetVectFromMatrixCol2(spec->formation_right,ship->rotinfo.coordsys);
vecScalarMultiply(spec->formation_up, spec->formation_up, minelayercorvettestatics->MineSpacing);
vecScalarMultiply(spec->formation_down, spec->formation_up, -1.0f);
vecScalarMultiply(spec->formation_right,spec->formation_right,minelayercorvettestatics->MineSpacing);
vecScalarMultiply(spec->formation_left,spec->formation_right,-1.0f);
matGetVectFromMatrixCol3(spec->formation_heading,ship->rotinfo.coordsys);
vecScalarMultiply(spec->formation_heading,spec->formation_heading,-minelayercorvettestatics->MineDropDistance);
//Create Formation Entity Here
mineformationinfo = memAlloc(sizeof(MineFormationInfo),"MineFormationInfo",NonVolatile);
listAddNode(&universe.MineFormationList,&(mineformationinfo->FormLink),mineformationinfo);
listInit(&mineformationinfo->MineList);
mineformationinfo->playerowner = ship->playerowner;
mineformationinfo->FULL = FALSE;
mineformationinfo->wallstate = PULSE_START;
mineformationinfo->effect = NULL;
spec->mineforminfo = mineformationinfo;
time = 29.0;
spec->mineforminfo->waittime = time; //set wait time for each pulse
spec->formation_number_X = 0;
spec->formation_number_Y = 0;
vecAdd(spec->formation_position,ship->posinfo.position,spec->formation_heading);
spec->mineaistate = MINE_DROP_FORMATION;
MinelayerCorvetteFire(ship,target);
spec->MineDropNumber = 1;
}
}
break;
case BEGIN_WALL_DROP_RIGHT:
vecAddTo(spec->formation_position,spec->formation_right);
spec->mineaistate = MINE_DROP_FORMATION;
MinelayerCorvetteFire(ship,target);
spec->MineDropNumber++;
spec->formation_number_X++;
spec->MiningSideCount++;
if(spec->MiningSideCount == spec->MiningSideMax)
{
spec->MiningSideCount = 0;
spec->MiningStatus = BEGIN_WALL_DROP_UP;
}
break;
case BEGIN_WALL_DROP_UP:
vecAddTo(spec->formation_position,spec->formation_up);
spec->mineaistate = MINE_DROP_FORMATION;
MinelayerCorvetteFire(ship,target);
spec->MineDropNumber++;
spec->formation_number_Y++;
spec->MiningSideCount++;
if(spec->MiningSideCount == spec->MiningSideMax)
{
spec->MiningSideMax++;
spec->MiningSideCount = 0;
spec->MiningStatus = BEGIN_WALL_DROP_LEFT;
}
break;
case BEGIN_WALL_DROP_LEFT:
vecAddTo(spec->formation_position,spec->formation_left);
spec->mineaistate = MINE_DROP_FORMATION;
MinelayerCorvetteFire(ship,target);
spec->MineDropNumber++;
spec->formation_number_X--;
spec->MiningSideCount++;
if(spec->MiningSideCount == spec->MiningSideMax)
{
spec->MiningSideCount = 0;
spec->MiningStatus = BEGIN_WALL_DROP_DOWN;
}
break;
case BEGIN_WALL_DROP_DOWN:
vecAddTo(spec->formation_position,spec->formation_down);
spec->mineaistate = MINE_DROP_FORMATION;
MinelayerCorvetteFire(ship,target);
spec->MineDropNumber++;
spec->formation_number_Y--;
spec->MiningSideCount++;
if(spec->MiningSideCount == spec->MiningSideMax)
{
spec->MiningSideMax++;
spec->MiningSideCount = 0;
spec->MiningStatus = BEGIN_WALL_DROP_RIGHT;
}
break;
case DONE_WAIT:
spec->mineaistate = MINE_DROP_ATTACK;
return TRUE;
break;
}
if(spec->MineDropNumber == minelayercorvettestatics->NumMinesInSide*minelayercorvettestatics->NumMinesInSide)
{
if(spec->mineforminfo != NULL)
{
spec->mineforminfo->FULL = TRUE;
spec->mineforminfo = NULL;
}
spec->mineaistate=MINE_DROP_ATTACK;
spec->MiningStatus = DONE_WAIT;
spec->MineDropNumber = 0;
return(TRUE); //finished Wall
}
return(FALSE);
}
void GenericDefenderAttack(Ship *ship,SpaceObjRotImpTarg *target,real32 maxdist)
{
ShipStaticInfo *shipstaticinfo = (ShipStaticInfo *)ship->staticinfo;
GenericDefenderStatics *defenderstat = (GenericDefenderStatics *)shipstaticinfo->custstatinfo;
real32 newrange;
//newrange = maxdist - defenderstat->gunRange;
//newrange = defenderstat->gunRange - newrange;
//newrange = defenderstat->gunRange - maxdist + defenderstat->gunRange;
//could do check if maxdist == gunRange, then don't do calcs, just use
//max dist
vector trajectory;
real32 dist;
real32 range;
real32 temp;
real32 rightvelocity;
vector right;
newrange = (defenderstat->gunRange[ship->tacticstype]*2) - maxdist;
if(newrange < 0.0f)
newrange = defenderstat->tooCloseRange[ship->tacticstype] + 100.0f;
else if(newrange > defenderstat->gunRange[ship->tacticstype])
{
newrange = defenderstat->gunRange[ship->tacticstype];
}
switch (ship->aistateattack)
{
case 0:
ship->aistateattack = DEFENDER_APPROACH;
// fall through to DEFENDER_APPROACH
case DEFENDER_APPROACH:
aishipGetTrajectory(ship,target,&trajectory);
dist = fsqrt(vecMagnitudeSquared(trajectory));
range = RangeToTargetGivenDist(ship,target,dist);
if (range > newrange)
{
aishipFlyToShipAvoidingObjsWithVel(ship,target,AISHIP_FastAsPossible|AISHIP_PointInDirectionFlying,0.0f,&target->posinfo.velocity);
break;
}
#ifdef DEBUG_DEFENDER
dbgMessagef("\n%x Changing to circle",ship);
#endif
ship->aistateattack = DEFENDER_CIRCLE;
goto circleAlreadyCalculatedTrajectory;
case DEFENDER_CIRCLE:
aishipGetTrajectory(ship,target,&trajectory);
dist = fsqrt(vecMagnitudeSquared(trajectory));
range = RangeToTargetGivenDist(ship,target,dist);
if (range > newrange)
{
#ifdef DEBUG_DEFENDER
dbgMessagef("\n%x Changing back to approach",ship);
#endif
ship->aistateattack = DEFENDER_APPROACH;
break;
}
circleAlreadyCalculatedTrajectory:
vecDivideByScalar(trajectory,dist,temp);
aitrackHeading(ship,&trajectory,FLYSHIP_ATTACKACCURACY);
matGetVectFromMatrixCol2(right,ship->rotinfo.coordsys);
rightvelocity = vecDotProduct(right,ship->posinfo.velocity);
if (rightvelocity < defenderstat->CIRCLE_RIGHT_VELOCITY)
{
physApplyForceToObj((SpaceObj *)ship,ship->nonstatvars.thruststrength[TRANS_RIGHT]*defenderstat->CIRCLE_RIGHT_THRUST,TRANS_RIGHT);
}
if (range < defenderstat->tooCloseRange[ship->tacticstype])
{
aitrackZeroForwardVelocity(ship);
}
if (ship->attackvars.multipleAttackTargets)
{
gunShootGunsAtMultipleTargets(ship);
}
else
{
gunShootGunsAtTarget(ship,target,range,&trajectory);
}
break;
default:
dbgAssert(FALSE);
break;
}
// attackStraightForward(ship,target,newrange,defenderstat->tooCloseRange[ship->tacticstype]);
}
void P2MultiBeamFrigateAttackDoAttack(Ship *ship,SpaceObjRotImpTarg *target,real32 maxdist,bool PassiveAttack)
{
ShipStaticInfo *shipstaticinfo = (ShipStaticInfo *)ship->staticinfo;
P2MultiBeamFrigateStatics *frigstat = (P2MultiBeamFrigateStatics *)shipstaticinfo->custstatinfo;
P2MultiBeamFrigateSpec *spec = (P2MultiBeamFrigateSpec *)ship->ShipSpecifics;
vector trajectory;
vector shipRightVec;
real32 range;
spec->aiattacklast = universe.totaltimeelapsed;
ship->autostabilizeship = FALSE;
aishipGetTrajectory(ship, target, &trajectory);
range = RangeToTarget(ship,target,&trajectory);
if (range > frigstat->MultiBeamRange[ship->tacticstype])
{
//not in range
if(!PassiveAttack)
{
//do aiship fly to stuff here
//if not in range...fly to the ship
//else track zero velocity
aishipFlyToShipAvoidingObjs(ship,target,AISHIP_PointInDirectionFlying + AISHIP_CarTurn,0.0f);
}
return;
}
//we are in range
vecNormalize(&trajectory);
if(!PassiveAttack)
{
aitrackZeroVelocity(ship);
}
matGetVectFromMatrixCol2(shipRightVec,ship->rotinfo.coordsys);
aitrackHeadingAndUp(ship,&trajectory,&shipRightVec,0.9999f);
if(vecMagnitudeSquared(ship->rotinfo.rotspeed) > frigstat->AttackRotationSpeed)
{
if(aitrackHeadingWithFlags(ship,&trajectory,0.99f,AITRACKHEADING_IGNOREUPVEC|AITRACK_DONT_ZERO_ME))
{
//rotation speed reached
//lets fire guns if we can
P2MultiBeamFrigateFire(ship,target);
}
}
/* OLD SCHOOL CODE */
/*
switch (ship->aistateattack)
{
case STATE_INIT:
// deliberatly fall through to state_approach
// spec->steady = FALSE;
ship->aistateattack=STATE_APPROACH;
case STATE_APPROACH:
#ifdef DEBUG_FRIGATEATTACK
dbgMessagef("\nShip %x STATE_APPROACH", (udword)ship);
#endif
if (spec->spining)
{
ship->aistateattack = STATE_SPINDOWN;
break;
}
aishipGetTrajectory(ship, target, &trajectory);
range = RangeToTarget(ship,target,&trajectory);
if (range < frigstat->MultiBeamRange[ship->tacticstype] || PassiveAttack)
{
temp = trajectory;
temp.z+=5;
temp.y+=5;
temp.x+=5;
//vecCrossProduct(heading,trajectory,temp);
//vecNormalize(&heading);
vecNormalize(&trajectory);
if(!PassiveAttack)
{
aitrackZeroVelocity(ship);
}
if (aitrackHeadingWithFlags(ship,&trajectory,0.99f,AITRACKHEADING_IGNOREUPVEC))
{
ship->aistateattack = STATE_SPINUP;
//get up vector
matGetVectFromMatrixCol1(temp,ship->rotinfo.coordsys);
aitrackForceHeading(ship,&trajectory,&temp);
}
}
else
{
aishipFlyToShipAvoidingObjs(ship,target,AISHIP_PointInDirectionFlying + AISHIP_CarTurn,0.0f);
}
break;
case STATE_SPINUP:
#ifdef DEBUG_FRIGATEATTACK
dbgMessagef("\nShip %x STATE_SPINUP", (udword)ship);
#endif
desiredrotspeed = frigstat->AttackRotationSpeed;
if(!PassiveAttack)
{
aitrackZeroVelocity(ship);
}
aitrackHeadingAndUp(ship,&heading,&shipRightVec,0.99f);
if (aitrackRotationSpeed(ship,desiredrotspeed,ROT_ABOUTZCCW))
{
ship->aistateattack = STATE_FIRE;
spec->spining = TRUE;
spec->aifirestarttime = universe.totaltimeelapsed + frigstat->BeamFireTime;
}
break;
case STATE_FIRE:
#ifdef DEBUG_FRIGATEATTACK
dbgMessagef("\nShip %x STATE_FIRE", (udword)ship);
#endif
shipstaticinfo->custshipheader.CustShipFire(ship, target);
if(!PassiveAttack)
{
aitrackZeroVelocity(ship);
}
aishipGetTrajectory(ship,target,&trajectory);
range = RangeToTarget(ship,target,&trajectory);
if (range > frigstat->MultiBeamRange[ship->tacticstype])
ship->aistateattack = STATE_INIT;
temp = trajectory;
temp.z+=5;
temp.y+=5;
temp.x+=5;
vecCrossProduct(heading,trajectory,temp);
vecNormalize(&heading);
vecNormalize(&trajectory);
//if (aitrackHeadingWithFlags(ship,&heading,0.99f,AITRACKHEADING_IGNOREUPVEC))
// {
// ship->aistateattack = STATE_INIT;
// }
desiredrotspeed = frigstat->AttackRotationSpeed;
aitrackRotationSpeed(ship,desiredrotspeed,ROT_ABOUTZCCW);
if(universe.totaltimeelapsed > spec->aifirestarttime)
{
//fire time up! start spindown
ship->aistateattack = STATE_SPINDOWN;
spec->aifirestarttime = universe.totaltimeelapsed + frigstat->fireDownTime;
}
break;
case STATE_SPINDOWN:
#ifdef DEBUG_FRIGATEATTACK
dbgMessagef("\nShip %x STATE_SPINDOWN", (udword)ship);
#endif
desiredrotspeed = 0;
if(!PassiveAttack)
{
aitrackZeroVelocity(ship);
}
if (aitrackRotationSpeed(ship,desiredrotspeed,ROT_ABOUTZCCW) &&
universe.totaltimeelapsed > spec->aifirestarttime)
{
ship->aistateattack = STATE_INIT;
spec->spining = FALSE;
}
break;
}
*/
}