physinttest.h

/*  Renegade Scripts.dll
    Copyright 2013 Tiberian Technologies
 
    This file is part of the Renegade scripts.dll
    The Renegade scripts.dll is free software; you can redistribute it and/or modify it under
    the terms of the GNU General Public License as published by the Free
    Software Foundation; either version 2, or (at your option) any later
    version. See the file COPYING for more details.
    In addition, an exemption is given to allow Run Time Dynamic Linking of this code with any closed source module that does not contain code covered by this licence.
    Only the source code to the module(s) containing the licenced code has to be released.
*/
#ifndef TT_INCLUDE_PHYSINTTEST_H
#define TT_INCLUDE_PHYSINTTEST_H
#include "inttest.h"
#include "MeshClass.h"
class PhysAABoxIntersectionTestClass : public AABoxIntersectionTestClass
{
public:
    PhysAABoxIntersectionTestClass(const AABoxClass & box,int col_group,int col_type,MultiListClass<PhysClass> * result_list = NULL) :
        AABoxIntersectionTestClass(box,col_type),
        CollisionGroup(col_group),
        IntersectedObjects(result_list),
        CheckStaticObjs(true),
        CheckDynamicObjs(true)
    {
    }
    void                            Add_Intersected_Object(PhysClass * obj) { if (IntersectedObjects) IntersectedObjects->Add(obj); }
public:
    int                         CollisionGroup;
    bool                            CheckStaticObjs;
    bool                            CheckDynamicObjs;
private:
    MultiListClass<PhysClass> * IntersectedObjects;
    PhysAABoxIntersectionTestClass(const PhysAABoxIntersectionTestClass & );
    PhysAABoxIntersectionTestClass & operator = (const PhysAABoxIntersectionTestClass & );
};
class PhysOBBoxIntersectionTestClass : public OBBoxIntersectionTestClass
{
public:
    PhysOBBoxIntersectionTestClass(const OBBoxClass & box,int col_group,int col_type,MultiListClass<PhysClass> * result_list = NULL) :
        OBBoxIntersectionTestClass(box,col_type),
        CollisionGroup(col_group),
        IntersectedObjects(result_list),
        CheckStaticObjs(true),
        CheckDynamicObjs(true)
    {
    }
    void                            Add_Intersected_Object(PhysClass * obj) { if (IntersectedObjects) IntersectedObjects->Add(obj); }
public:
    int                         CollisionGroup;
    bool                            CheckStaticObjs;
    bool                            CheckDynamicObjs;
private:
    MultiListClass<PhysClass> * IntersectedObjects;
    PhysOBBoxIntersectionTestClass(const PhysOBBoxIntersectionTestClass & );
    PhysOBBoxIntersectionTestClass & operator = (const PhysOBBoxIntersectionTestClass & );
};
class PhysMeshIntersectionTestClass : public IntersectionTestClass
{
public:
    PhysMeshIntersectionTestClass::PhysMeshIntersectionTestClass(MeshClass * mesh,int col_group,int col_type,MultiListClass<PhysClass> * result_list) :
        IntersectionTestClass(col_type),
        Mesh(NULL),
        CollisionGroup(col_group),
        IntersectedObjects(result_list),
        CheckStaticObjs(true),
        CheckDynamicObjs(true)
    {
        REF_PTR_SET(Mesh,mesh);
        if (mesh)
        {
            BoundingBox = Mesh->Get_Bounding_Box();
        }
    }
    ~PhysMeshIntersectionTestClass(void)
    {
        REF_PTR_RELEASE(Mesh);
    }
    bool                            Cull(const Vector3 & min,const Vector3 & max);
    bool                            Cull(const AABoxClass & box);
    void                            Add_Intersected_Object(PhysClass * obj) { if (IntersectedObjects) IntersectedObjects->Add(obj); }
public:
    MeshClass *                 Mesh;
    AABoxClass                  BoundingBox;
    int                         CollisionGroup;
    bool                            CheckStaticObjs;
    bool                            CheckDynamicObjs;
private:
    MultiListClass<PhysClass> * IntersectedObjects;
private:
    PhysMeshIntersectionTestClass(const PhysMeshIntersectionTestClass & );
    PhysMeshIntersectionTestClass & operator = (const PhysMeshIntersectionTestClass & );
};
 
inline bool PhysMeshIntersectionTestClass::Cull(const Vector3 & cull_min,const Vector3 & cull_max)
{
    Vector3 box_min;
    Vector3::Subtract(BoundingBox.Center,BoundingBox.Extent,&box_min);
    Vector3 box_max;
    Vector3::Add(BoundingBox.Center,BoundingBox.Extent,&box_max);
    if ((box_min.X > cull_max.X) || (box_max.X < cull_min.X)) return true;
    if ((box_min.Y > cull_max.Y) || (box_max.Y < cull_min.Y)) return true;
    if ((box_min.Z > cull_max.Z) || (box_max.Z < cull_min.Z)) return true;
    return false;
}
inline bool PhysMeshIntersectionTestClass::Cull(const AABoxClass & cull_box)
{
    Vector3 dc;
    Vector3 r;
    Vector3::Subtract(cull_box.Center,BoundingBox.Center,&dc);
    Vector3::Add(cull_box.Extent,BoundingBox.Extent,&r);
    if (WWMath::Fabs(dc.X) > r.X) return true;
    if (WWMath::Fabs(dc.Y) > r.Y) return true;
    if (WWMath::Fabs(dc.Z) > r.Z) return true;
    return false;
}
#endif