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botai_actions.c
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botai_actions.c
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#ifdef LUA_BOT
#include "botai_sensors.h"
#include "botai_actions.h"
// sensors.c
extern VECTOR FollowTargetPos;
extern VECTOR MissileOrigDirVector;
extern bool AllSensorsClear;
extern bool DEBUG_AVOIDANCE;
extern bool FriendlyFire;
extern bool MissileAvoidanceSet;
extern bool ReverseNetwork;
extern bool initialised;
extern float DistWall[NUM_SENSORS];
extern float IFiredTitan;
extern float PrevHull;
extern float PrevShield;
extern float TargetShipDistance;
extern float WhenWillHitSlide[NUM_SENSORS];
extern float accuracy;
extern int AvoidMove;
extern int CurrentNode;
extern int FollowTargetGroup;
extern int GettingPickup;
extern int HomingMissile;
extern int PrevDeaths;
extern int PrevHomingMissile;
extern int PrevKills;
extern int TargetMine;
extern int TargetNode;
extern int TargetShipHealth;
extern int TargetShipID;
extern char * WepMessages[];
void BOTAI_ClearActions()
{
BOTAI_SetAction( &bot.forward, 0.0F, "ClearActions(): forward" );
BOTAI_SetAction( &bot.up, 0.0F, "ClearActions(): up" );
BOTAI_SetAction( &bot.right, 0.0F, "ClearActions(): right" );
BOTAI_SetAction( &bot.pitch, 0.0F, "ClearActions(): pitch" );
BOTAI_SetAction( &bot.yaw, 0.0F, "ClearActions(): yaw" );
BOTAI_SetAction( &bot.roll, 0.0F, "ClearActions(): roll" );
BOTAI_SetAction( &bot.turbo, 0.0F, "ClearActions(): turbo" );
BOTAI_SetAction( &bot.fire_primary, 0.0F, "ClearActions(): fire_primary" );
BOTAI_SetAction( &bot.fire_secondary, 0.0F, "ClearActions(): fire_secondary" );
}
bool BOTAI_SetAction( float * action, float value, char * str )
{
// enforce bounds
if( value < -1.0F )
value = -1.0F;
else if( value > 1.0F )
value = 1.0F;
// try and set action
if( *action != 0.0F && value != 0.0F )
{
DebugPrintf("%s already set\n", str);
return false;
}
else
{
DebugPrintf("%s set\n", str);
*action = value;
return true;
}
}
bool BOTAI_FireTitan()
{
int i;
int wall;
float dist;
float closest = BIGDISTANCE;
VECTOR TempVector;
VECTOR Move_Dir;
VECTOR ColPnt;
u_int16_t TmpGroup;
// no target to fire at
if( TargetShipID < 0 )
return false;
// do we have the titan?
if( TITANSTARMISSILE != Ships[WhoIAm].Secondary && SecondaryAmmo[TITANSTARMISSILE] <= 0)
return false;
else
Ships[WhoIAm].Secondary = TITANSTARMISSILE;
// too close to target or too far away
dist = DistanceVector2Vector(&Ships[WhoIAm].Object.Pos, &Ships[TargetShipID].Object.Pos);
if(dist < 500.0F || dist > 2000.0F)
{
//DebugPrintf("too close or too far to target to fire titan\n");
return false;
}
// for each r/l/u/d wall sensor
for(i = 0; i < 4; i++)
{
// identify the closest wall
if(DistWall[i] < closest)
{
closest = DistWall[i];
wall = i;
}
}
// slide to the wall
if(closest > 150.0F)
{
switch(wall)
{
case 0:
BOTAI_SetAction( &bot.right, 1.0F, "FireTitan() right" );
break;
case 1:
BOTAI_SetAction( &bot.right, -1.0F, "FireTitan() left" );
break;
case 2:
BOTAI_SetAction( &bot.up, 1.0F, "FireTitan() up" );
break;
case 3:
BOTAI_SetAction( &bot.up, -1.0F, "FireTitan() down" );
break;
}
}
// aim towards wall
else
{
// calculate collision point
ApplyMatrix( &Ships[WhoIAm].Object.FinalMat, &Forward, &Move_Dir );
Move_Dir.x *= MaxColDistance;
Move_Dir.y *= MaxColDistance;
Move_Dir.z *= MaxColDistance;
BackgroundCollide( &MCloadheadert0, &Mloadheader, &Ships[WhoIAm].Object.Pos, Ships[WhoIAm].Object.Group, &Move_Dir, (VECTOR *) &ColPnt, &TmpGroup, &TempVector, &TempVector, false, NULL );
// distance between target and collision point should be less than distance between me and target
if( DistanceVector2Vector(&Ships[TargetShipID].Object.Pos, &ColPnt) > TargetShipDistance
// and target needs to be reachable by the collision point
|| ( !BOTAI_ClearLOS(&Ships[TargetShipID].Object.Pos, Ships[TargetShipID].Object.Group, &ColPnt) )
// and i have line of sight to the target
|| ( !BOTAI_ClearLOS(&Ships[WhoIAm].Object.Pos, Ships[WhoIAm].Object.Group, &Ships[TargetShipID].Object.Pos) ) )
{
//DebugPrintf("aiming at target\n");
BOTAI_AimAtTarget( &Ships[WhoIAm].Object.FinalInvMat, &Ships[WhoIAm].Object.Pos, &Ships[TargetShipID].Object.Pos);
}
// can see target so aim front sensor towards wall
else if(DistWall[8] > 500.0F)
{
//DebugPrintf("aiming toward wall\n");
switch(wall)
{
case 0:
BOTAI_SetAction( &bot.yaw, 1.0F, "FireTitan() yaw right" );
break;
case 1:
BOTAI_SetAction( &bot.yaw, -1.0F, "FireTitan() yaw left" );
break;
case 2:
BOTAI_SetAction( &bot.pitch, -1.0F, "FireTitan() pitch up" );
break;
case 3:
BOTAI_SetAction( &bot.pitch, 1.0F, "FireTitan() pitch down" );
break;
}
// helps to break alternating between too close and too far
BOTAI_SetAction( &bot.forward, -1.0F, "FireTitan() reverse" );
}
// can see target but i'm too close to wall
else if(DistWall[8] < 400.0F)
{
//DebugPrintf("aiming away from wall\n");
switch(wall)
{
case 0:
BOTAI_SetAction( &bot.yaw, -1.0F, "FireTitan() yaw left" );
break;
case 1:
BOTAI_SetAction( &bot.yaw, 1.0F, "FireTitan() yaw right" );
break;
case 2:
BOTAI_SetAction( &bot.pitch, 1.0F, "FireTitan() pitch down" );
break;
case 3:
BOTAI_SetAction( &bot.pitch, -1.0F, "FireTitan() pitch up" );
break;
}
// helps to break alternating between too close and too far
BOTAI_SetAction( &bot.forward, -1.0F, "FireTitan() reverse" );
}
// just right
else
{
//DebugPrintf("chocs away old boy!\n");
Ships[WhoIAm].Secondary = TITANSTARMISSILE;
BOTAI_SetAction( &bot.fire_secondary, 1.0F, "FireTitan() fire secondary" );
BOTAI_SetAction( &bot.forward, -1.0F, "FireTitan() reverse" );
BOTAI_SetAction( &bot.right, -1.0F, "FireTitan() left" );
IFiredTitan = 180.0F;
}
}
return true;
}
void BOTAI_FireMissiles()
{
// don't fire missiles if the target isn't in front of me and don't shoot directly into a wall
//if(!BOTAI_InViewCone( &Ships[WhoIAm].Object.Pos, &Ships[WhoIAm].Object.FinalMat, &Ships[TargetShipID].Object.Pos, (float) COSD( 45.0F ) ) && DistWall[8] < 200.0F)
// return;
// don't fire missiles unless we have a line of sight to the target
if( TargetShipID < 0 )
return;
if( !BOTAI_ClearLOS(&Ships[WhoIAm].Object.Pos, Ships[WhoIAm].Object.Group, &Ships[TargetShipID].Object.Pos))
return;
// set order of preference
if(SCATTERMISSILE == Ships[WhoIAm].Secondary || SecondaryAmmo[SCATTERMISSILE] > 0)
Ships[WhoIAm].Secondary = SCATTERMISSILE;
else if(SOLARISMISSILE == Ships[WhoIAm].Secondary || SecondaryAmmo[SOLARISMISSILE] > 0)
Ships[WhoIAm].Secondary = SOLARISMISSILE;
else if(MULTIPLEMISSILE == Ships[WhoIAm].Secondary || SecondaryAmmo[MULTIPLEMISSILE] > 0)
Ships[WhoIAm].Secondary = MULTIPLEMISSILE;
else if(MUGMISSILE == Ships[WhoIAm].Secondary || SecondaryAmmo[MUGMISSILE] > 0)
Ships[WhoIAm].Secondary = MUGMISSILE;
// fire missiles, but don't fire titan here
if(TITANSTARMISSILE != Ships[WhoIAm].Secondary)
BOTAI_SetAction( &bot.fire_secondary, 1.0F, "FireMissiles() fire secondary" );
}
#define TOL 50.0F
/* triple-chords to target pos in a straight line; returns true if reached target */
bool BOTAI_MoveToTargetNew(VECTOR * TPos)
{
VECTOR Slide;
VECTOR TriChordVector;
VECTOR WantedVector;
VECTOR NormVector;
VECTOR DirVector;
VECTOR FwdDirVector;
float xAngle;
float yAngle;
float Cos;
////DebugPrintf("moving to %f %f %f\n", TPos->x, TPos->y, TPos->z);
// -- calculate direction vector from my position to target
NormVector.x = TPos->x - Ships[WhoIAm].Object.Pos.x;
NormVector.y = TPos->y - Ships[WhoIAm].Object.Pos.y;
NormVector.z = TPos->z - Ships[WhoIAm].Object.Pos.z;
DirVector = NormVector;
// apply that vector to my matrix to make direction relative to my direction and rotation
//ApplyMatrix( &Ships[WhoIAm].Object.FinalInvMat, &NormVector, &DirVector );
NormaliseVector( &DirVector );
//DebugPrintf("straight x = %f y = %f z = %f\n", DirVector.x, DirVector.y, DirVector.z);
// calculate the desired vector
// forward right
Slide.x = 1.0F;
Slide.y = 0.0F;
Slide.z = 1.0F;
// calculate the triple chord direction vector
ApplyMatrix( &Ships[WhoIAm].Object.FinalMat, &Slide, &TriChordVector );
NormaliseVector( &TriChordVector );
//DebugPrintf("trivec x = %f y = %f z = %f\n", TriChordVector.x, TriChordVector.y, TriChordVector.z);
// difference between wanted vector and slide vector
WantedVector.x = DirVector.x - TriChordVector.x;
WantedVector.y = DirVector.y - TriChordVector.y;
WantedVector.z = DirVector.z - TriChordVector.z;
////DebugPrintf("W x = %f y = %f z = %f\n", WantedVector.x, WantedVector.y, WantedVector.z);
// angle between trichord vector and wanted vector, == 1.0F when aligned perfectly
Cos = DotProduct( &DirVector, &TriChordVector );
////DebugPrintf("Cos = %f\n", Cos);
return false;
// left/right angle
xAngle = (float) acos( WantedVector.x );
xAngle = 90.0F - R2D( xAngle );
if( WantedVector.z < 0.0F )
xAngle = 180.0F - xAngle;
if( xAngle > 180.0F )
xAngle -= 360.0F;
////DebugPrintf("X Angle %f\n", xAngle);
// up/down angle
yAngle = (float) acos( WantedVector.y );
yAngle = 90.0F - R2D( yAngle );
yAngle *= -1.0F;
if( yAngle > 180.0F )
yAngle -= 360.0F;
////DebugPrintf("Y Angle %f\n", yAngle);
if( xAngle > 0.0F )
BOTAI_SetAction( &bot.yaw, 1.0F, "MoveToTargetNew() yaw right" );
else if( xAngle < 0.0F )
BOTAI_SetAction( &bot.yaw, -1.0F, "MoveToTargetNew() yaw left" );
if( yAngle < 0.0F && ( WantedVector.z > 0.0F ))
BOTAI_SetAction( &bot.pitch, -1.0F, "MoveToTargetNew() pitch up" );
else if( yAngle > 0.0F && ( WantedVector.z > 0.0F ))
BOTAI_SetAction( &bot.pitch, 1.0F, "MoveToTargetNew() pitch down" );
// Reached Target
if(Ships[WhoIAm].Object.Pos.x < TPos->x + TOL && Ships[WhoIAm].Object.Pos.x > TPos->x - TOL
&& Ships[WhoIAm].Object.Pos.y < TPos->y + TOL && Ships[WhoIAm].Object.Pos.y > TPos->y - TOL
&& Ships[WhoIAm].Object.Pos.z < TPos->z + TOL && Ships[WhoIAm].Object.Pos.z > TPos->z - TOL)
return true;
else
return false;
}
/* (buggy) always triple chords up/right/forward to target */
bool BOTAI_MoveToTarget(VECTOR * TPos)
{
VECTOR NormVector;
VECTOR DirVector;
float xAngle;
float yAngle;
//DebugPrintf("moving to %f %f %f\n", TPos->x, TPos->y, TPos->z);
// set slide movements and check if at target pos
if(BOTAI_SlideToTarget(TPos))
return true;
// adjust the aim
// -- Calculate angles
NormVector.x = TPos->x - Ships[WhoIAm].Object.Pos.x;
NormVector.y = TPos->y - Ships[WhoIAm].Object.Pos.y;
NormVector.z = TPos->z - Ships[WhoIAm].Object.Pos.z;
ApplyMatrix( &Ships[WhoIAm].Object.FinalInvMat, &NormVector, &DirVector );
NormaliseVector( &DirVector );
////DebugPrintf("x = %f y = %f z = %f\n", DirVector.x, DirVector.y, DirVector.z);
// left/right angle
xAngle = (float) acos( DirVector.x );
xAngle = 90.0F - R2D( xAngle );
if( DirVector.z < 0.0F )
xAngle = 180.0F - xAngle;
if( xAngle > 180.0F )
xAngle -= 360.0F;
////DebugPrintf("X Angle %f\n", xAngle);
// up/down angle
yAngle = (float) acos( DirVector.y );
yAngle = 90.0F - R2D( yAngle );
yAngle *= -1.0F;
if( yAngle > 180.0F )
yAngle -= 360.0F;
////DebugPrintf("Y Angle %f\n", yAngle);
// -- angle aim
// sliding right
if( bot.right == 1.0F)
{
// aim left
if(xAngle < 30.0F)
BOTAI_SetAction( &bot.yaw, -1.0F, "MoveToTarget() yaw left" );
// aim right
else if(xAngle > 40.0F)
BOTAI_SetAction( &bot.yaw, 1.0F, "MoveToTarget() yaw right" );
}
// sliding left
else if( bot.right == -1.0F)
{
// aim left
if(xAngle < -40.0F)
BOTAI_SetAction( &bot.yaw, -1.0F, "MoveToTarget() yaw left" );
// aim right
else if(xAngle > -30.0F)
BOTAI_SetAction( &bot.yaw, 1.0F, "MoveToTarget() yaw right" );
}
// sliding up
if(bot.up == 1.0F)
{
// aim up
if(yAngle < -40.0F)
BOTAI_SetAction( &bot.pitch, -1.0F, "MoveToTarget() pitch up" );
// aim down
else if(yAngle > -30.0F)
BOTAI_SetAction( &bot.pitch, 1.0F, "MoveToTarget() pitch down" );
}
// sliding down
else if(bot.up == -1.0F)
{
// aim up
if(yAngle > 30.0F)
BOTAI_SetAction( &bot.pitch, -1.0F, "MoveToTarget() pitch up" );
// aim down
else if(yAngle < 40.0F)
BOTAI_SetAction( &bot.pitch, 1.0F, "MoveToTarget() pitch down" );
}
return false;
}
/* Slides to target pos without aiming at it; returns true if reached target */
bool BOTAI_SlideToTarget(VECTOR * TPos)
{
VECTOR NormVector;
VECTOR DirVector;
float xAngle;
float yAngle;
//DebugPrintf("sliding to target\n");
// -- Calculate angles
NormVector.x = TPos->x - Ships[WhoIAm].Object.Pos.x;
NormVector.y = TPos->y - Ships[WhoIAm].Object.Pos.y;
NormVector.z = TPos->z - Ships[WhoIAm].Object.Pos.z;
ApplyMatrix( &Ships[WhoIAm].Object.FinalInvMat, &NormVector, &DirVector );
NormaliseVector( &DirVector );
////DebugPrintf("x = %f y = %f z = %f\n", DirVector.x, DirVector.y, DirVector.z);
// left/right angle
xAngle = (float) acos( DirVector.x );
xAngle = 90.0F - R2D( xAngle );
if( DirVector.z < 0.0F )
xAngle = 180.0F - xAngle;
if( xAngle > 180.0F )
xAngle -= 360.0F;
////DebugPrintf("X Angle %f\n", xAngle);
// up/down angle
yAngle = (float) acos( DirVector.y );
yAngle = 90.0F - R2D( yAngle );
yAngle *= -1.0F;
if( yAngle > 180.0F )
yAngle -= 360.0F;
////DebugPrintf("Y Angle %f\n", yAngle);
////DebugPrintf("z %f\n", DirVector.z);
// -- execute slide movements
// sliding right
if(xAngle > 0.0F && DistWall[0] > 100.0F)
BOTAI_SetAction( &bot.right, 1.0F, "SlideToTarget() right" );
// sliding left
else if(xAngle < 0.0F && DistWall[1] > 100.0F)
BOTAI_SetAction( &bot.right, -1.0F, "SlideToTarget() left" );
// sliding up
if(DistWall[2] > 100.0F)
{
if(yAngle < 0.0F )
BOTAI_SetAction( &bot.up, 1.0F, "SlideToTarget() up" );
}
// sliding down
if(DistWall[3] > 100.0F)
{
if(yAngle > 0.0F)
BOTAI_SetAction( &bot.up, -1.0F, "SlideToTarget() down" );
}
// forward
if(DirVector.z > 0.0F && DistWall[8] > 100.0F)
BOTAI_SetAction( &bot.forward, 1.0F, "SlideToTarget() forward" );
// backward
else if(DirVector.z < 0.0F && DistWall[9] > 100.0F )
BOTAI_SetAction( &bot.forward, -1.0F, "SlideToTarget() reverse" );
// Reached Target
if(Ships[WhoIAm].Object.Pos.x < TPos->x + TOL && Ships[WhoIAm].Object.Pos.x > TPos->x - TOL
&& Ships[WhoIAm].Object.Pos.y < TPos->y + TOL && Ships[WhoIAm].Object.Pos.y > TPos->y - TOL
&& Ships[WhoIAm].Object.Pos.z < TPos->z + TOL && Ships[WhoIAm].Object.Pos.z > TPos->z - TOL)
return true;
else
return false;
}
bool BOTAI_ShootEnemyMines()
{
int i;
float dist = 0.0F;
float TeamDist = 0.0F;
float nearest = BIGDISTANCE;
float mindist = BIGDISTANCE;
TargetMine = -1;
// search all secondary bullets
for(i = 0; i< MAXSECONDARYWEAPONBULLETS; i++)
{
// for mines that aren't my own
if(SecBulls[i].SecType == SEC_MINE && SecBulls[i].Owner !=WhoIAm && SecBulls[i].Used)
{
// that i can see
if( BOTAI_ClearLOS( &Ships[WhoIAm].Object.Pos, Ships[WhoIAm].Object.Group, &SecBulls[i].Pos ))
{
// find the nearest
dist = DistanceVector2Vector(&Ships[WhoIAm].Object.Pos, &SecBulls[i].Pos);
if(dist < nearest)
{
TargetMine = i;
nearest = dist;
}
}
}
}
// if i have a mine target
if(TargetMine > -1)
{
// don't hit any team members
if( TeamGame )
{
// i will hit team mate with the bullet
if( BOTAI_FriendlyFireCheck() )
return false;
// team mate will endure shockwave damage
for(i = 0; i < MAX_PLAYERS; i++)
{
if(TeamNumber[WhoIAm] != TeamNumber[i])
continue;
TeamDist = DistanceVector2Vector(&Ships[i].Object.Pos, &SecBulls[TargetMine].Pos);
if( TeamDist < dist )
return false;
}
}
// aim at mine
BOTAI_AimAtTarget(&Ships[WhoIAm].Object.FinalInvMat, &Ships[WhoIAm].Object.Pos, &SecBulls[TargetMine].Pos);
// try not to get too close to mines
switch(SecBulls[TargetMine].Weapon)
{
// ideal safest distance
case QUANTUMMINE:
dist = (BALL_RADIUS * QUANTUM_SHOCKWAVE) + SHIP_RADIUS;
break;
default:
dist = (BALL_RADIUS * PURGE_SHOCKWAVE) + SHIP_RADIUS;
break;
}
// however, if i only have short range weapons then i need to be a bit closer to hit it
BOTAI_SelectWeapon( true );
switch( Ships[WhoIAm].Primary )
{
case PYROLITE_RIFLE:
case SUSS_GUN:
if( dist > 1300.0F )
dist = 1300.0F;
mindist = dist;
break;
}
//DebugPrintf("i have a mine target at %f distance\n", nearest);
//DebugPrintf("min dist = %f\n", (BALL_RADIUS * QUANTUM_SHOCKWAVE) + SHIP_RADIUS);
// back up to safest distance or until i hit a wall
if( nearest < dist && DistWall[9] > 100.0F )
BOTAI_SetAction( &bot.forward, -1.0F, "ShootEnemyMines() reverse" );
// too far away from the mine with the current weapon i have so move forward
else if( nearest > mindist && DistWall[8] > 100.0F )
BOTAI_SetAction( &bot.forward, 1.0F, "ShootEnemyMines() forward" );
// at an ok distance
else
{
// release trojax
if(Ships[WhoIAm].Primary == TROJAX && PowerLevel > 10.0F)
BOTAI_SetAction( &bot.fire_primary, 0.0F, "ShootEnemyMines() fire primary off" );
// shoot primary
else
BOTAI_SetAction( &bot.fire_primary, 1.0F, "ShootEnemyMines() fire primary" );
}
return true;
}
else
return false;
}
bool BOTAI_CollectNearestPickup(bool SlideOnly)
{
// Pickup identified
if(GettingPickup > -1)
{
// Make sure we search for nodes after
CurrentNode = -1;
// if we lost LOS
if(!BOTAI_ClearLOS( &Ships[WhoIAm].Object.Pos, Ships[WhoIAm].Object.Group, &Pickups[GettingPickup].Pos ) || Pickups[GettingPickup].Type == (u_int16_t) -1)
{
DebugPrintf("lost pickup los %s\n", WepMessages[ Pickups[GettingPickup].Type ]);
GettingPickup = -1;
return false;
}
// otherwise, move to the target and collect
if(!SlideOnly)
{
DebugPrintf("moving to pickup %s\n", WepMessages[ Pickups[GettingPickup].Type ]);
if( BOTAI_MoveToTarget(&Pickups[GettingPickup].Pos) )
GettingPickup = -1;
}
// try and slide near it
else
{
DebugPrintf("sliding to pickup %s\n", WepMessages[ Pickups[GettingPickup].Type ]);
if( BOTAI_SlideToTarget(&Pickups[GettingPickup].Pos) )
GettingPickup = -1;
}
return true;
}
else
return false;
}
bool BOTAI_AimAtTarget( MATRIX * InvMat , VECTOR * SPos, VECTOR * TPos )
{
VECTOR WantedDir;
VECTOR TempDir;
float Angle;
float OnTarget = true;
WantedDir.x = ( TPos->x - SPos->x );
WantedDir.y = ( TPos->y - SPos->y );
WantedDir.z = ( TPos->z - SPos->z );
ApplyMatrix( InvMat, &WantedDir, &TempDir );
NormaliseVector( &TempDir );
Angle = (float) acos( TempDir.x );
Angle = 90.0F - R2D( Angle );
if( TempDir.z < 0.0F )
Angle = 180.0F - Angle;
if( Angle > 180.0F )
Angle -= 360.0F;
if( Angle > 0.0F )
{
BOTAI_SetAction( &bot.yaw, 1.0F, "AimAtTarget() yaw right" );
if( Angle > 3.0F )
OnTarget = false;
}
else if( Angle < 0.0F )
{
BOTAI_SetAction( &bot.yaw, -1.0F, "AimAtTarget() yaw left" );
if( Angle < -3.0F )
OnTarget = false;
}
Angle = (float) acos( TempDir.y );
Angle = 90.0F - R2D( Angle );
Angle *= -1.0F;
if( Angle > 180.0F )
Angle -= 360.0F;
if( Angle < 0.0F && ( TempDir.z > 0.0F ))
{
BOTAI_SetAction( &bot.pitch, -1.0F, "AimAtTarget() pitch up" );
if(Angle < -3.0F)
OnTarget = false;
}
else if( Angle > 0.0F && ( TempDir.z > 0.0F ))
{
BOTAI_SetAction( &bot.pitch, 1.0F, "AimAtTarget() pitch down" );
if(Angle > 3.0F)
OnTarget = false;
}
return OnTarget;
}
void BOTAI_AvoidHomingMissiles()
{
VECTOR NormVector;
VECTOR DirVector;
float xAngle;
float yAngle;
if(HomingMissile > -1)
{
// -- decide what movement to perform
// new missile
//if(!MissileAvoidanceSet)
{
//DebugPrintf("set details for missile %d\n", HomingMissile);
MissileAvoidanceSet = true;
NormVector.x = SecBulls[HomingMissile].Pos.x - Ships[WhoIAm].Object.Pos.x;
NormVector.y = SecBulls[HomingMissile].Pos.y - Ships[WhoIAm].Object.Pos.y;
NormVector.z = SecBulls[HomingMissile].Pos.z - Ships[WhoIAm].Object.Pos.z;
ApplyMatrix( &Ships[WhoIAm].Object.FinalInvMat, &NormVector, &DirVector );
NormaliseVector( &DirVector );
MissileOrigDirVector = DirVector;
}
// left/right angle
xAngle = (float) acos( MissileOrigDirVector.x );
xAngle = 90.0F - R2D( xAngle );
if( MissileOrigDirVector.z < 0.0F )
xAngle = 180.0F - xAngle;
if( xAngle > 180.0F )
xAngle -= 360.0F;
//DebugPrintf("x = %f\n", xAngle);
// up/down angle
yAngle = (float) acos( MissileOrigDirVector.y );
yAngle = 90.0F - R2D( yAngle );
yAngle *= -1.0F;
if( yAngle > 180.0F )
yAngle -= 360.0F;
//DebugPrintf("y = %f\n", yAngle);
// -- execute slide movements
// target is directly in front or behind me
if((xAngle > -22.5F && xAngle < 22.5F) || (xAngle < -157.5F || xAngle > 157.5F))
{
// slide either left or right, doesn't matter
BOTAI_SetAction( &bot.right, 1.0F, "AvoidHomingMissiles() right" );
}
// target is directly to the side of me
else if((xAngle > 67.5F && xAngle < 112.5F) || (xAngle < -67.5F && xAngle > -112.5F))
{
// forward or backward, doesn't matter
BOTAI_SetAction( &bot.forward, 1.0F, "AvoidHomingMissiles() forward" );
}
// target is to my front left
else if(xAngle > -67.5F && xAngle < -22.5F)
{
// move forward right
BOTAI_SetAction( &bot.forward, 1.0F, "AvoidHomingMissiles() forward" );
BOTAI_SetAction( &bot.right, 1.0F, "AvoidHomingMissiles() right" );
}
// target is to my rear left
else if(xAngle > -157.5F && xAngle < -112.5F)
{
// move back left
BOTAI_SetAction( &bot.forward, -1.0F, "AvoidHomingMissiles() reverse" );
BOTAI_SetAction( &bot.forward, -1.0F, "AvoidHomingMissiles() left" );
}
// target is to my front right
else if(xAngle > 22.5F && xAngle < 67.5F)
{
// move front left
BOTAI_SetAction( &bot.forward, 1.0F, "AvoidHomingMissiles() forward" );
BOTAI_SetAction( &bot.right, -1.0F, "AvoidHomingMissiles() left" );
}
// target is to my rear right
else if(xAngle > 112.5F && xAngle < 157.5F)
{
// move back right
BOTAI_SetAction( &bot.forward, -1.0F, "AvoidHomingMissiles() reverse" );
BOTAI_SetAction( &bot.right, 1.0F, "AvoidHomingMissiles() right" );
}
if(yAngle > 0.0F)
BOTAI_SetAction( &bot.up, -1.0F, "AvoidHomingMissiles() down" );
else
BOTAI_SetAction( &bot.up, 1.0F, "AvoidHomingMissiles() up" );
}
}
void BOTAI_AvoidBullets()
{
int i = 0;
float dist = 0.0F;
float longest = 0.0F;
// bullet will hit us if we stay in current position
if(BOTAI_WhenWillBulletHitMe(&Ships[WhoIAm].Object.Pos) > -1.0F)
{
if(AvoidMove < 0)
{
// find perfect spot
for(i = 0; i < NUM_SENSORS; i++)
{
if(WhenWillHitSlide[i] > -1.0F)
DebugPrintf("will hit %d\n", i);
// nothing will hit and there's space to move
if(WhenWillHitSlide[i] < 0.0F && DistWall[i] > MIN_WALLDIST)
{
// move to the one with most room
if(DistWall[i] > dist)
{
//DebugPrintf("using %d instead of %d because %f > %f\n", i, AvoidMove, DistWall[i], dist);
AvoidMove = i;// BOTAI_CenterCheck(i);
DebugPrintf("using %d\n", AvoidMove);
dist = DistWall[i];
}
}
}
// couldn't find perfect so try safest
if(AvoidMove < 0)
{
for(i = 0; i < NUM_SENSORS; i++)
{
// something will hit but i have space and some time
if(WhenWillHitSlide[i] > longest && DistWall[i] > MIN_WALLDIST)
{
AvoidMove = i;
longest = WhenWillHitSlide[i];
}
}
//if(DEBUG_AVOIDANCE)
DebugPrintf("couldn't find perfect spot: using %d\n", AvoidMove);
}
//else if(DEBUG_AVOIDANCE)
DebugPrintf("found perfect spot: %d\n", AvoidMove);
}
// carry out the movement
switch(AvoidMove)
{
case -1:
BOTAI_SetAction( &bot.forward, 1.0F, "AvoidBullets() forward" );
BOTAI_SetAction( &bot.right, 1.0F, "AvoidBullets() right" );
BOTAI_SetAction( &bot.up, 1.0F, "AvoidBullets() up" );
break;
case 0:
BOTAI_SetAction( &bot.right, 1.0F, "AvoidBullets() right" );
break;
case 1:
BOTAI_SetAction( &bot.right, -1.0F, "AvoidBullets() left" );
break;
case 2:
BOTAI_SetAction( &bot.up, 1.0F, "AvoidBullets() up" );
break;
case 3:
BOTAI_SetAction( &bot.up, -1.0F, "AvoidBullets() down" );
break;
case 4:
BOTAI_SetAction( &bot.right, 1.0F, "AvoidBullets() right" );
BOTAI_SetAction( &bot.up, 1.0F, "AvoidBullets() up" );
break;
case 5:
BOTAI_SetAction( &bot.right, -1.0F, "AvoidBullets() left" );
BOTAI_SetAction( &bot.up, 1.0F, "AvoidBullets() up" );
break;
case 6:
BOTAI_SetAction( &bot.right, 1.0F, "AvoidBullets() right" );
BOTAI_SetAction( &bot.up, -1.0F, "AvoidBullets() down" );
break;
case 7:
BOTAI_SetAction( &bot.right, -1.0F, "AvoidBullets() left" );
BOTAI_SetAction( &bot.up, -1.0F, "AvoidBullets() down" );
break;
case 8:
BOTAI_SetAction( &bot.forward, 1.0F, "AvoidBullets() forward" );
break;
case 9:
BOTAI_SetAction( &bot.forward, -1.0F, "AvoidBullets() reverse" );
break;
case 10:
BOTAI_SetAction( &bot.right, 1.0F, "AvoidBullets() right" );
BOTAI_SetAction( &bot.forward, -1.0F, "AvoidBullets() reverse" );
break;
case 11:
BOTAI_SetAction( &bot.forward, -1.0F, "AvoidBullets() reverse" );
BOTAI_SetAction( &bot.right, -1.0F, "AvoidBullets() left" );
break;
case 12:
BOTAI_SetAction( &bot.forward, -1.0F, "AvoidBullets() reverse" );
BOTAI_SetAction( &bot.up, 1.0F, "AvoidBullets() up" );
break;
case 13:
BOTAI_SetAction( &bot.forward, -1.0F, "AvoidBullets() reverse" );
BOTAI_SetAction( &bot.up, -1.0F, "AvoidBullets() down" );
break;
case 14:
BOTAI_SetAction( &bot.up, 1.0F, "AvoidBullets() up" );
BOTAI_SetAction( &bot.right, 1.0F, "AvoidBullets() right" );
BOTAI_SetAction( &bot.forward, -1.0F, "AvoidBullets() reverse" );
break;
case 15:
BOTAI_SetAction( &bot.up, 1.0F, "AvoidBullets() up" );
BOTAI_SetAction( &bot.right, -1.0F, "AvoidBullets() left" );
BOTAI_SetAction( &bot.forward, -1.0F, "AvoidBullets() reverse" );
break;
case 16:
BOTAI_SetAction( &bot.up, -1.0F, "AvoidBullets() down" );
BOTAI_SetAction( &bot.right, 1.0F, "AvoidBullets() right" );
BOTAI_SetAction( &bot.forward, -1.0F, "AvoidBullets() reverse" );
break;
case 17:
BOTAI_SetAction( &bot.up, -1.0F, "AvoidBullets() down" );
BOTAI_SetAction( &bot.right, -1.0F, "AvoidBullets() left" );
BOTAI_SetAction( &bot.forward, -1.0F, "AvoidBullets() reverse" );
break;
case 18:
BOTAI_SetAction( &bot.right, 1.0F, "AvoidBullets() right" );
BOTAI_SetAction( &bot.forward, 1.0F, "AvoidBullets() forward" );
break;
case 19:
BOTAI_SetAction( &bot.right, -1.0F, "AvoidBullets() left" );
BOTAI_SetAction( &bot.forward, 1.0F, "AvoidBullets() forward" );
break;
case 20:
BOTAI_SetAction( &bot.up, 1.0F, "AvoidBullets() up" );
BOTAI_SetAction( &bot.forward, 1.0F, "AvoidBullets() forward" );
break;
case 21:
BOTAI_SetAction( &bot.up, -1.0F, "AvoidBullets() down" );
BOTAI_SetAction( &bot.forward, 1.0F, "AvoidBullets() forward" );
break;
case 22:
BOTAI_SetAction( &bot.up, 1.0F, "AvoidBullets() up" );
BOTAI_SetAction( &bot.right, 1.0F, "AvoidBullets() right" );
BOTAI_SetAction( &bot.forward, 1.0F, "AvoidBullets() forward" );
break;
case 23:
BOTAI_SetAction( &bot.up, 1.0F, "AvoidBullets() up" );
BOTAI_SetAction( &bot.right, -1.0F, "AvoidBullets() left" );
BOTAI_SetAction( &bot.forward, 1.0F, "AvoidBullets() forward" );
break;
case 24:
BOTAI_SetAction( &bot.up, -1.0F, "AvoidBullets() down" );
BOTAI_SetAction( &bot.right, 1.0F, "AvoidBullets() right" );
BOTAI_SetAction( &bot.forward, 1.0F, "AvoidBullets() forward" );
break;
case 25:
BOTAI_SetAction( &bot.up, -1.0F, "AvoidBullets() down" );
BOTAI_SetAction( &bot.right, -1.0F, "AvoidBullets() left" );
BOTAI_SetAction( &bot.forward, 1.0F, "AvoidBullets() forward" );
break;
default: DebugPrintf("invalid move: %d\n", AvoidMove); // should never get here
break;
}
}
else
AvoidMove = -1;
if(AvoidMove < 0 && DEBUG_AVOIDANCE)
DebugPrintf("safe......................\n");
}
void BOTAI_SelectWeapon( bool MineTarget )
{
if( MineTarget )
{
if( PrimaryWeaponsGot[ LASER ] && !LaserOverheated)
Ships[WhoIAm].Primary = LASER;
else if( GeneralAmmo > 0.0F )
Ships[WhoIAm].Primary = PULSAR;
else if( PrimaryWeaponsGot[ PYROLITE_RIFLE ] && PyroliteAmmo > 0.0F )
Ships[WhoIAm].Primary = PYROLITE_RIFLE;
else if( PrimaryWeaponsGot[ SUSS_GUN ] && SussGunAmmo > 0.0F )
Ships[WhoIAm].Primary = SUSS_GUN;
else
Ships[WhoIAm].Primary = PULSAR;
}
else if(TargetShipID > -1)
{
// target is weak and i have lasers, finish him!
if(TargetShipHealth < 64 && PrimaryWeaponsGot[ LASER ] && !LaserOverheated)
Ships[WhoIAm].Primary = LASER;
// use pyro if they're close
else if(PrimaryWeaponsGot[ PYROLITE_RIFLE ] && TargetShipDistance < 1000.0F)
Ships[WhoIAm].Primary = PYROLITE_RIFLE;
// use lasers if they're far away or if they're closer and i don't have trojax
else if( (PrimaryWeaponsGot[ LASER ] && !LaserOverheated && TargetShipDistance > 1500.0F)
|| (PrimaryWeaponsGot[ LASER ] && !LaserOverheated && !PrimaryWeaponsGot[ TROJAX ]) )
Ships[WhoIAm].Primary = LASER;
// use trojax
else if(PrimaryWeaponsGot[ TROJAX ])
Ships[WhoIAm].Primary = TROJAX;
// last choice pulsars
else
Ships[WhoIAm].Primary = PULSAR;
}
}
void BOTAI_AimAtTargetShip()
{