public static bool Prefix(Building_Shield __instance)
{
var thingsWithinRadius = new HashSet <Thing>(__instance.ThingsWithinRadius);
var thingsWithinScanArea = new HashSet <Thing>(__instance.ThingsWithinScanArea);
foreach (var thing in thingsWithinScanArea)
{
// Try and block projectiles from outside
if (thing is ProjectileCE proj && proj.BlockableByShield(__instance))
{
var launcher = NonPublicFields.CombatExtended.ProjectileCE_launcher.GetValue(proj) as Thing;
if (launcher != null && !thingsWithinRadius.Contains(launcher))
{
var explosiveProj = proj as ProjectileCE_Explosive;
// Explosives are handled separately
if (explosiveProj == null)
{
__instance.AbsorbDamage(proj.def.projectile.GetDamageAmount(1), proj.def.projectile.damageDef, proj.ExactRotation.eulerAngles.y);
}
proj.Position += Rot4.FromAngleFlat((__instance.Position - proj.Position).AngleFlat).Opposite.FacingCell;
NonPublicMethods.CombatExtended.ProjectileCE_ImpactSomething(proj);
if (explosiveProj != null)
{
NonPublicMethods.CombatExtended.ProjectileCE_Explosive_Explode(explosiveProj);
}
}
}
}
return(false);
}
public static bool BlockableByShield(this ProjectileCE proj, Building_Shield shieldGen)
{
if (!proj.def.projectile.flyOverhead)
{
return(true);
}
return(!shieldGen.coveredCells.Contains(((Vector3)VFESecurity.NonPublicFields.Projectile_origin.GetValue(proj)).ToIntVec3()) &&
NonPublicProperties.CombatExtended.ProjectileCE_get_IntTicksToImpact(proj) / NonPublicProperties.CombatExtended.ProjectileCE_get_StartingTicksToImpact(proj) <= 0.5f);
}
