entityplacementcallback.c

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class EntityPlacementCallback : ObjectSnapCallback
{
#ifdef DIAG_DEVELOPER
#ifndef SERVER
 ref array<Shape> m_Shapes = new array<Shape>();
#endif
#endif
 
 void EntityPlacementCallback()
 {
 }
 
 void ~EntityPlacementCallback()
 {
 ClearDebugShapes();
 }
 
 void ClearDebugShapes()
 {
#ifdef DIAG_DEVELOPER
#ifndef SERVER
 foreach (auto shape : m_Shapes)
 {
 shape.Destroy();
 shape = null;
 }
 m_Shapes.Clear();
#endif
#endif
 }
 
 override void OnSetup()
 {
#ifdef DIAG_DEVELOPER
#ifndef SERVER
 m_DebugEnabled = DiagMenu.GetBool(DiagMenuIDs.INVENTORY_ENTITY_PLACEMENT_CALLBACK_DEBUG);
#endif
#endif
 
 ClearDebugShapes();
 
 m_DirectionFunc[0] = 1.2;
 m_DirectionFunc[1] = 0.3;
 
 Human human;
 if (Class.CastTo(human, m_Owner))
 {
 m_OwnerPosition = human.GetBonePositionWS(human.GetBoneIndexByName("Head"));
 
 HumanInputController hic = human.GetInputController();
 if (hic)
 {
 float headingAngle = hic.GetHeadingAngle() + Math.PI_HALF;
 m_OwnerDirection[0] = Math.Cos(headingAngle);
 m_OwnerDirection[1] = 0.0;
 m_OwnerDirection[2] = Math.Sin(headingAngle);
 
 m_OwnerDirection.Normalized();
 }
 else
 {
 m_OwnerDirection = human.GetDirection();
 }
 }
 else if (m_Owner)
 {
 m_OwnerPosition = m_Owner.GetPosition();
 m_OwnerDirection = m_Owner.GetDirection();
 }
 }
 
 override void OnDebug(vector p0, vector p1, bool hasHit, bool found)
 {
#ifdef DIAG_DEVELOPER
#ifndef SERVER
 Shape shape;
 
 int alpha = 0x33000000;
 int colour = 0x00FF0000;
 if (!hasHit && found)
 {
 colour = 0x000000FF;
 }
 else if (!hasHit)
 {
 colour = 0x0000FF00;
 alpha = 0x11000000;
 }
 
 shape = Shape.Create(ShapeType.BBOX, colour | alpha, ShapeFlags.NOZBUFFER | ShapeFlags.TRANSP, -m_Extents, m_Extents);
 shape.SetMatrix(m_Transform);
 m_Shapes.Insert(shape);
 
 vector p[2];
 p[0] = p0;
 p[1] = p1;
 shape = Shape.CreateLines(colour | 0xFF000000, ShapeFlags.NOZBUFFER | ShapeFlags.TRANSP, p, 2);
 m_Shapes.Insert(shape);
#endif
#endif
 }
 
 override bool OnFirstContact(Object other)
 {
 if (!other.IsTransport())
 {
 return false;
 }
 
 return true;
 }
 
 override bool OnQuery(Object other)
 {
 if (other.IsScenery())
 {
 return false;
 }
 
 if (other.IsMan())
 {
 return false;
 }
 
 EntityAI entity;
 if (Class.CastTo(entity, other))
 {
 if (entity.IsAnimal() || entity.IsZombie())
 {
 return false;
 }
 }
 
 if (other.GetCollisionRadius() < 0.05)
 {
 return false;
 }
 
 return true;
 }
 
 override bool OnCollide(Object other)
 { 
 if (other.IsScenery())
 {
 return false;
 }
 
 if (other.IsMan())
 {
 return false;
 }
 
 if (!other.CanObstruct() && !other.IsTransport())
 {
 return false;
 }
 
 return true;
 }
};