// If next step of path uses a ladder, prepare to traverse it
void CCSBot::SetupLadderMovement()
{
if (m_pathIndex < 1 || m_pathLength == 0)
return;
const ConnectInfo *to = &m_path[m_pathIndex];
if (to->ladder)
{
m_spotEncounter = nullptr;
m_areaEnteredTimestamp = gpGlobals->time;
m_pathLadder = to->ladder;
m_pathLadderTimestamp = gpGlobals->time;
// to get to next area, we must traverse a ladder
if (to->how == GO_LADDER_UP)
{
m_pathLadderState = APPROACH_ASCENDING_LADDER;
m_pathLadderFaceIn = true;
PrintIfWatched("APPROACH_ASCENDING_LADDER\n");
m_goalPosition = m_pathLadder->m_bottom;
AddDirectionVector(&m_goalPosition, m_pathLadder->m_dir, HalfHumanWidth * 2.0f);
m_lookAheadAngle = DirectionToAngle(OppositeDirection(m_pathLadder->m_dir));
}
else
{
// try to mount ladder "face out" first
m_goalPosition = m_pathLadder->m_top;
AddDirectionVector(&m_goalPosition, OppositeDirection(m_pathLadder->m_dir), HalfHumanWidth * 2.0f);
TraceResult result;
Vector from = m_pathLadder->m_top;
Vector to = m_goalPosition;
UTIL_TraceLine(from, to, ignore_monsters, ENT(m_pathLadder->m_entity->pev), &result);
if (result.flFraction == 1.0f)
{
PrintIfWatched("APPROACH_DESCENDING_LADDER (face out)\n");
m_pathLadderState = APPROACH_DESCENDING_LADDER;
m_pathLadderFaceIn = false;
m_lookAheadAngle = DirectionToAngle(m_pathLadder->m_dir);
}
else
{
PrintIfWatched("APPROACH_DESCENDING_LADDER (face in)\n");
m_pathLadderState = APPROACH_DESCENDING_LADDER;
m_pathLadderFaceIn = true;
m_lookAheadAngle = DirectionToAngle(OppositeDirection(m_pathLadder->m_dir));
m_goalPosition = m_pathLadder->m_top;
AddDirectionVector(&m_goalPosition, m_pathLadder->m_dir, HalfHumanWidth);
}
}
}
}
void TankGameWidget::PaintRedeemer(const Redeemer& redeemer, QPainter& painter){
if (redeemer.visible || redeemer.explosion == SetInFlames || redeemer.detonate || redeemer.explosion == Burning){
ManualDraw(painter,m_redeemer,redeemer.paintPosition,DirectionToAngle(redeemer.moveDirection),false);
ManualDraw(painter,m_redeemer_shadow,redeemer.paintPosition-QPointF(-0.3,-0.3),DirectionToAngle(redeemer.moveDirection),false);
}
}
void TankGameWidget::PaintMissile(const Missile& missile, QPainter& painter)
{
if (!missile.visible || missile.explosion == SetInFlames)
{
return;
}
ManualDraw(painter,m_missile,missile.paintPosition,DirectionToAngle(missile.moveDirection),false);
ManualDraw(painter,m_missile_shadow,missile.paintPosition-QPointF(-0.1,-0.1),DirectionToAngle(missile.moveDirection),false);
}
Warhead::Warhead(Point pos,Direction direction,float fSpeed, hgeSprite* spr,TEAM_ID team):DynamicObject(pos,fSpeed,direction),m_pSprite(spr)
{
m_TeamId = team;
hgeRect a;
m_Rectangle = Geometry::Rectangle(*(spr->GetBoundingBoxEx(m_Position.x,m_Position.y,DirectionToAngle(direction),1.0,1.0,&a)));
this->Turn(direction);
this->SetSpeedDirection(direction);
}
void TankGameWidget::PaintTank(const Tank& tank, bool blueTank, QPainter& painter)
{
qreal rotation = 0;
if(tank.moveDirection == Direction::None){
rotation = DirectionToAngle(tank.oldMoveDirection);
}else{
rotation = DirectionToAngle(tank.moveDirection);
tank.oldMoveDirection = tank.moveDirection;
}
if (tank.explosion==Destroyed){
ManualDraw(painter,m_tankWreck,tank.paintPosition,rotation,tank.isWrapping,tank.moveDirection);
return;
}
const QPixmap& tankImage=blueTank ? m_tankBlue : m_tankRed;
ManualDraw(painter,tankImage,tank.paintPosition,rotation,tank.isWrapping,tank.moveDirection);
ManualDraw(painter,m_tankTower,tank.paintPosition,tank.paintTowerAngle,tank.isWrapping,tank.moveDirection);
}
// Move actual view angles towards desired ones.
// This is the only place v_angle is altered.
// TODO: Make stiffness and turn rate constants timestep invariant.
void CCSBot::UpdateLookAngles()
{
const float deltaT = g_flBotCommandInterval;
float maxAccel;
float stiffness;
float damping;
// springs are stiffer when attacking, so we can track and move between targets better
if (IsAttacking())
{
stiffness = 300.0f;
damping = 30.0f;
maxAccel = 3000.0f;
}
else
{
stiffness = 200.0f;
damping = 25.0f;
maxAccel = 3000.0f;
}
// these may be overridden by ladder logic
float useYaw = m_lookYaw;
float usePitch = m_lookPitch;
// Ladders require precise movement, therefore we need to look at the
// ladder as we approach and ascend/descend it.
// If we are on a ladder, we need to look up or down to traverse it - override pitch in this case.
// If we're trying to break something, though, we actually need to look at it before we can
// look at the ladder
if (IsUsingLadder())
{
// set yaw to aim at ladder
Vector to = m_pathLadder->m_top - pev->origin;
float idealYaw = UTIL_VecToYaw(to);
NavDirType faceDir = m_pathLadder->m_dir;
if (m_pathLadderFaceIn)
{
faceDir = OppositeDirection(faceDir);
}
const float lookAlongLadderRange = 100.0f;
const float ladderPitch = 60.0f;
// adjust pitch to look up/down ladder as we ascend/descend
switch (m_pathLadderState)
{
case APPROACH_ASCENDING_LADDER:
{
Vector to = m_goalPosition - pev->origin;
useYaw = idealYaw;
if (to.IsLengthLessThan(lookAlongLadderRange))
usePitch = -ladderPitch;
break;
}
case APPROACH_DESCENDING_LADDER:
{
Vector to = m_goalPosition - pev->origin;
useYaw = idealYaw;
if (to.IsLengthLessThan(lookAlongLadderRange))
usePitch = ladderPitch;
break;
}
case FACE_ASCENDING_LADDER:
{
useYaw = idealYaw;
usePitch = -ladderPitch;
break;
}
case FACE_DESCENDING_LADDER:
{
useYaw = idealYaw;
usePitch = ladderPitch;
break;
}
case MOUNT_ASCENDING_LADDER:
case ASCEND_LADDER:
{
useYaw = DirectionToAngle(faceDir) + StayOnLadderLine(this, m_pathLadder);
usePitch = -ladderPitch;
break;
}
case MOUNT_DESCENDING_LADDER:
case DESCEND_LADDER:
{
useYaw = DirectionToAngle(faceDir) + StayOnLadderLine(this, m_pathLadder);
usePitch = ladderPitch;
break;
}
case DISMOUNT_ASCENDING_LADDER:
case DISMOUNT_DESCENDING_LADDER:
{
useYaw = DirectionToAngle(faceDir);
break;
}
}
}
// Yaw
float angleDiff = NormalizeAngle(useYaw - pev->v_angle.y);
// if almost at target angle, snap to it
const float onTargetTolerance = 1.0f;
if (angleDiff < onTargetTolerance && angleDiff > -onTargetTolerance)
{
m_lookYawVel = 0.0f;
pev->v_angle.y = useYaw;
}
else
{
// simple angular spring/damper
float accel = stiffness * angleDiff - damping * m_lookYawVel;
// limit rate
if (accel > maxAccel)
accel = maxAccel;
else if (accel < -maxAccel)
accel = -maxAccel;
m_lookYawVel += deltaT * accel;
pev->v_angle.y += deltaT * m_lookYawVel;
}
// Pitch
// Actually, this is negative pitch.
angleDiff = usePitch - pev->v_angle.x;
angleDiff = NormalizeAngle(angleDiff);
if (false && angleDiff < onTargetTolerance && angleDiff > -onTargetTolerance)
{
m_lookPitchVel = 0.0f;
pev->v_angle.x = usePitch;
}
else
{
// simple angular spring/damper
// double the stiffness since pitch is only +/- 90 and yaw is +/- 180
float accel = 2.0f * stiffness * angleDiff - damping * m_lookPitchVel;
// limit rate
if (accel > maxAccel)
accel = maxAccel;
else if (accel < -maxAccel)
accel = -maxAccel;
m_lookPitchVel += deltaT * accel;
pev->v_angle.x += deltaT * m_lookPitchVel;
}
// limit range - avoid gimbal lock
if (pev->v_angle.x < -89.0f)
pev->v_angle.x = -89.0f;
else if (pev->v_angle.x > 89.0f)
pev->v_angle.x = 89.0f;
pev->v_angle.z = 0.0f;
}
