using CSNetwork.GPDataType;

namespace BrewMonster.Scripts
{
    //////////////////////////////////////////////////////////////////////////
    // define a new compact Convex Hull data type which is used in ElementClient!
    //////////////////////////////////////////////////////////////////////////
    public class BrushTraceInfo
    {
        //////////////////////////////////////////////////////////////////////////
        //	In
        //////////////////////////////////////////////////////////////////////////
        // aabb's info
        public A3DVECTOR3 vStart;          //	Start point
        public A3DVECTOR3 vDelta;           //	Move delta
        public A3DVECTOR3 vExtents;
        public A3DAABB BoundAABB;
        // Dist Epsilon
        public float fDistEpsilon;     //	Dist Epsilon
        public bool bIsPoint;          //raytrace
                                       //////////////////////////////////////////////////////////////////////////
                                       //	Out
                                       //////////////////////////////////////////////////////////////////////////
        public bool bStartSolid;   //	Collide something at start point
        public bool bAllSolid;     //	All in something
        public CHalfSpace ClipPlane;       //	Clip plane
        public int iClipPlane;     //	Clip plane's index
        public float fFraction;        //	Fraction
        public uint dwUser1;      //	User defined data 1
        public uint dwUser2;      //	User defined data 2

        // For test
        public A3DVECTOR3 normal;

        public void Init(A3DVECTOR3 start, A3DVECTOR3 delta, A3DVECTOR3 ext, bool bRay = false, float epsilon = 0.03125f)
        {
            BoundAABB = new A3DAABB();
            vStart = start;
            vDelta = delta;
            vExtents = ext;
            fDistEpsilon = epsilon;
            fFraction = 100.0f;
            bIsPoint = bRay;
            bStartSolid = false;
            bAllSolid = false;
            dwUser1 = 0;
            dwUser2 = 0;
            if (!bIsPoint)
            {
                BoundAABB.Clear();
                BoundAABB.AddVertex(vStart);
                BoundAABB.AddVertex(vStart + vExtents);
                BoundAABB.AddVertex(vStart - vExtents);
                BoundAABB.AddVertex(vStart + vDelta);
                BoundAABB.AddVertex(vStart + vDelta + vExtents);
                BoundAABB.AddVertex(vStart + vDelta - vExtents);
                BoundAABB.CompleteCenterExts();
            }

            else
            {
                //@note : it cheats the caller. By Kuiwu[25/8/2005]
                //@todo : refine me. By Kuiwu[25/8/2005]
                fDistEpsilon = 1E-5f;
            }
        }
    };
}