bool CTorpedoLauncher::TestTarget(const float3& pos, bool userTarget, const CUnit* unit) const
{
// by default we are a waterweapon, therefore:
// if muzzle is above water, target position is only allowed to be IN water
// if muzzle is below water, target position being valid depends on submissile
//
// NOTE:
// generally a TorpedoLauncher has its muzzle UNDER water and can *only* fire at
// targets IN water but depth-charge weapons break first part of this assumption
// (as do aircraft-based launchers)
//
// this check used to be in the base-class but is really out of place there: any
// "normal" weapon with fireSubmersed = true should be able to fire out of water
// (regardless of submissile which applies only to TorpedoLaunchers) but was not
// able to, see #3951
//
// land- or air-based launchers cannot target anything not in water
if (weaponMuzzlePos.y > 0.0f && !TargetUnitOrPositionInWater(pos, unit))
return false;
// water-based launchers cannot target anything not in water unless submissile
if (weaponMuzzlePos.y <= 0.0f && !weaponDef->submissile && !TargetUnitOrPositionInWater(pos, unit))
return false;
return (CWeapon::TestTarget(pos, userTarget, unit));
}
bool CLightningCannon::TryTarget(const float3& pos, bool userTarget, CUnit* unit)
{
if (!CWeapon::TryTarget(pos, userTarget, unit))
return false;
if (!weaponDef->waterweapon && TargetUnitOrPositionInWater(pos, unit))
return false;
float3 dir = pos - weaponMuzzlePos;
float length = dir.Length();
if (length == 0)
return true;
dir /= length;
if (!HaveFreeLineOfFire(weaponMuzzlePos, dir, length, unit)) {
return false;
}
if (avoidFeature && TraceRay::LineFeatureCol(weaponMuzzlePos, dir, length)) {
return false;
}
if (avoidFriendly && TraceRay::TestAllyCone(weaponMuzzlePos, dir, length, (accuracy + sprayAngle), owner->allyteam, owner)) {
return false;
}
if (avoidNeutral && TraceRay::TestNeutralCone(weaponMuzzlePos, dir, length, (accuracy + sprayAngle), owner)) {
return false;
}
return true;
}
bool CTorpedoLauncher::TestTarget(const float3& pos, bool userTarget, const CUnit* unit) const
{
// NOTE: only here for #3557
if (!TargetUnitOrPositionInWater(pos, unit))
return false;
return (CWeapon::TestTarget(pos, userTarget, unit));
}
bool CStarburstLauncher::TryTarget(const float3& pos, bool userTarget, CUnit* unit)
{
if (!CWeapon::TryTarget(pos, userTarget, unit))
return false;
if (!weaponDef->waterweapon && TargetUnitOrPositionInWater(pos, unit))
return false;
const float3& wdir = weaponDef->fixedLauncher? weaponDir: UpVector;
if (avoidFriendly && TraceRay::TestCone(weaponMuzzlePos, wdir, 100.0f, 0.0f, owner->allyteam, true, false, false, owner)) {
return false;
}
if (avoidNeutral && TraceRay::TestCone(weaponMuzzlePos, wdir, 100.0f, 0.0f, owner->allyteam, false, true, false, owner)) {
return false;
}
return true;
}
bool CBeamLaser::TryTarget(const float3& pos, bool userTarget, CUnit* unit)
{
if (!CWeapon::TryTarget(pos, userTarget, unit))
return false;
if (!weaponDef->waterweapon && TargetUnitOrPositionInWater(pos, unit))
return false;
float3 dir = pos - weaponMuzzlePos;
float length = dir.Length();
if (length == 0)
return true;
dir /= length;
if (!onlyForward) {
if (!HaveFreeLineOfFire(weaponMuzzlePos, dir, length, unit)) {
return false;
}
}
const float spread =
(accuracy + sprayAngle) *
(1.0f - owner->limExperience * weaponDef->ownerExpAccWeight);
if (avoidFeature && TraceRay::LineFeatureCol(weaponMuzzlePos, dir, length)) {
return false;
}
if (avoidFriendly && TraceRay::TestCone(weaponMuzzlePos, dir, length, spread, owner->allyteam, true, false, false, owner)) {
return false;
}
if (avoidNeutral && TraceRay::TestCone(weaponMuzzlePos, dir, length, spread, owner->allyteam, false, true, false, owner)) {
return false;
}
return true;
}
