raycaster.c

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// Item for raycast debugging. It's also fun to play around with at night.
 
class Raycaster extends ItemBase
{
 protected ref Timer m_Timer;
 
 override void OnWorkStart()
 {
 if ( !GetGame().IsServer() || !GetGame().IsMultiplayer() ) // Client side
 {
 StartPeriodicMeasurement();
 }
 }
 
 void StartPeriodicMeasurement()
 {
 if( !m_Timer )
 {
 m_Timer = new Timer;
 }
 
 m_Timer.Run( 0.01, this, "PrepareMeasurement", null, true );
 }
 
 void PrepareMeasurement()
 {
 DoMeasurement();
 DoMeasurement();
 }
 
 void DoMeasurement()
 {
 float dispersion = 80;
 
 vector from = GetPosition() + ( GetMemoryPointPos("beamStart") + ((GetOrientation()+Vector(90,0,0)).AnglesToVector()*0.3) );
 vector ori = GetOrientation() + Vector(90,0,0) + Vector(dispersion/2 - Math.RandomFloat(0, dispersion) , dispersion/2 - Math.RandomFloat(0, dispersion) , dispersion/2 - Math.RandomFloat(0, dispersion) );
 vector to = from + (ori.AnglesToVector() )* 30;
 vector contact_pos;
 vector contact_dir;
 int contactComponent;
 
 bool is_collision = DayZPhysics.RaycastRV( from, to, contact_pos, contact_dir, contactComponent, NULL , NULL, GetHierarchyRootPlayer(), false, false, ObjIntersectIFire);
 
 if (is_collision)
 {
 vector hit_normal = contact_dir.VectorToAngles();
 hit_normal[1] = hit_normal[1] + 90;
 
 // Generate result
 Particle p = ParticleManager.GetInstance().PlayInWorld(ParticleList.DEBUG_DOT, contact_pos);
 p.SetOrientation(hit_normal);
 }
 }
 
 void StopPeriodicMeasurement()
 {
 if( m_Timer )
 {
 m_Timer.Stop();
 }
 }
 
 override void OnWorkStop()
 {
 if ( !GetGame().IsServer() || !GetGame().IsMultiplayer() ) // Client side
 {
 StopPeriodicMeasurement();
 }
 }
 
 override void SetActions()
 {
 super.SetActions();
 
 AddAction(ActionTurnOnWhileInHands);
 AddAction(ActionTurnOffWhileInHands);
 }
}