cylindercollisionshape.cpp

// © Copyright 2010 - 2016 BlackTopp Studios Inc.
/* This file is part of The Mezzanine Engine.

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    GNU General Public License for more details.

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    along with The Mezzanine Engine.  If not, see <http://www.gnu.org/licenses/>.
*/
/* The original authors have included a copy of the license specified above in the
   'Docs' folder. See 'gpl.txt'
*/
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*/
#ifndef _physicscylindercollisionshape_cpp
#define _physicscylindercollisionshape_cpp

#include "Physics/cylindercollisionshape.h"
#include "collisionshapemanager.h"
#include "stringtool.h"

#include "btBulletDynamicsCommon.h"

namespace Mezzanine
{
    namespace Physics
    {
        /////////////////////////////////////////
        // CylinderCollisionShape Functions

        void CylinderCollisionShape::Construct(const String& Name, const Vector3& HalfExtents, StandardAxis UpAxis)
        {
            btCylinderShape* CylinderShape;

            switch (UpAxis)
            {
                case Axis_Y:
                    CylinderShape = new btCylinderShape(HalfExtents.GetBulletVector3());
                    break;
                case Axis_X:
                    CylinderShape = new btCylinderShapeX(HalfExtents.GetBulletVector3());
                    break;
                case Axis_Z:
                    CylinderShape = new btCylinderShapeZ(HalfExtents.GetBulletVector3());
                    break;
                default: { MEZZ_EXCEPTION(ExceptionBase::PARAMETERS_EXCEPTION,"Non-supported up Axis passed into CylinderCollisionShape constructor."); }
            }
            Construct(Name, CylinderShape);
        }

        void CylinderCollisionShape::Construct(const String& Name, btCylinderShape* BulletShape)
        {
            this->Name = Name;
            SetPointers(BulletShape);
        }

        CylinderCollisionShape::CylinderCollisionShape(const String& Name, const Real& Radius, const Real& Height, const Vector3& UpAxis)
            { Construct(Name, CreateHalfExtents(Radius,Height,UpAxis.IsStandardUnitAxis()), UpAxis.IsStandardUnitAxis()); }

        CylinderCollisionShape::CylinderCollisionShape(const String& Name, const Real& Radius, const Real& Height, StandardAxis UpAxis)
            { Construct(Name, CreateHalfExtents(Radius,Height,UpAxis), UpAxis); }

        CylinderCollisionShape::CylinderCollisionShape(const String& Name, const Vector3& HalfExtents, const Vector3& UpAxis)
            { Construct(Name, HalfExtents, UpAxis.IsStandardUnitAxis()); }

        CylinderCollisionShape::CylinderCollisionShape(const String& Name, const Vector3& HalfExtents, StandardAxis UpAxis)
            { Construct(Name, HalfExtents, UpAxis); }

        CylinderCollisionShape::CylinderCollisionShape(const String& Name, btCylinderShape* BulletShape)
            { Construct(Name,BulletShape); }

        CylinderCollisionShape::CylinderCollisionShape(XML::Node OneNode)
        {
            if(OneNode.GetAttribute("Version").AsInt() == 1)
            {
                XML::Attribute OneName = OneNode.GetChild("PrimitiveCollisionShape").GetChild("CollisionShape").GetAttribute("Name");               // get name
                if(!OneName) { MEZZ_EXCEPTION(ExceptionBase::PARAMETERS_EXCEPTION,"Could not find Name Attribute on CollsionShape Node during preparation for deserialization"); }

                /*XML::Node HalfExtentsNode = OneNode.GetChild("HalfExtents").GetFirstChild();
                if (!HalfExtentsNode) { DeSerializeError("find HalfExtentsNode",CylinderCollisionShape::GetSerializableName()); }
                SetPointers(new CylinderShape(Vector3(HalfExtentsNode).GetBulletVector3()));
                // */

                XML::Attribute Axis = OneNode.GetAttribute("Axis");
                if (!Axis) { DeSerializeError("find Axis Attribute",CylinderCollisionShape::GetSerializableName()); }

                Construct(OneName.AsString(), Vector3(), (StandardAxis)Axis.AsInteger());

                this->ProtoDeSerialize(OneNode);
            }else{
                DeSerializeError("find usable serialization version", CylinderCollisionShape::GetSerializableName());
            }
        }

        CylinderCollisionShape::~CylinderCollisionShape()
        {
            delete GetBulletCylinderShape();
        }

        Vector3 CylinderCollisionShape::CreateHalfExtents(const Real& Radius, const Real& Height, StandardAxis UpAxis)
        {
            switch (UpAxis)
            {
                case Axis_Y: return Vector3(Radius,Height,Radius);
                case Axis_X: return Vector3(Height,Radius,Radius);
                case Axis_Z: return Vector3(Radius,Radius,Height);
                default: { MEZZ_EXCEPTION(ExceptionBase::PARAMETERS_EXCEPTION,"Non-supported up Axis passed into CylinderCollisionShape::CreateHalfExtents."); }
            }
        }

        Vector3 CylinderCollisionShape::GetHalfExtents() const
        {
            Vector3 HalfExtents(GetBulletCylinderShape()->getHalfExtentsWithoutMargin());
            return HalfExtents;
        }

        Vector3 CylinderCollisionShape::GetHalfExtentsWithMargin() const
        {
            Vector3 HalfExtents(GetBulletCylinderShape()->getHalfExtentsWithMargin());
            return HalfExtents;
        }

        Real CylinderCollisionShape::GetRadius() const
            { return GetBulletCylinderShape()->getRadius(); }

        Vector3 CylinderCollisionShape::GetUpAxis() const
            { return Vector3::UnitOnAxis((StandardAxis)GetBulletCylinderShape()->getUpAxis()); }

        CollisionShape::ShapeType CylinderCollisionShape::GetType() const
            { return CollisionShape::ST_Cylinder; }

        btCylinderShape* CylinderCollisionShape::GetBulletCylinderShape() const
            { return static_cast<btCylinderShape*>(ShapeBase); }

        void CylinderCollisionShape::ProtoSerialize(XML::Node& CurrentRoot) const
        {
            XML::Node CollisionNode = CurrentRoot.AppendChild(this->CylinderCollisionShape::GetSerializableName());
            if (!CollisionNode) { SerializeError("create CollisionNode",this->CylinderCollisionShape::GetSerializableName());}

            /*
            XML::Node HalfExtentsNode = CollisionNode.AppendChild("HalfExtents");
            if (!HalfExtentsNode) { SerializeError("create HalfExtentsNode",this->CylinderCollisionShape::GetSerializableName());}
            //this->GetHalfExtents().ProtoSerialize(HalfExtentsNode);
            this->GetCleanHalfExtents().ProtoSerialize(HalfExtentsNode);
            */

            XML::Attribute Version = CollisionNode.AppendAttribute("Version");
            if (Version)
                { Version.SetValue(1); }
            else
                { SerializeError("Create Version Attribute", GetSerializableName()); }

            XML::Attribute Axis = CollisionNode.AppendAttribute("Axis");
            if (Axis)
                { Axis.SetValue((StandardAxis)GetBulletCylinderShape()->getUpAxis()); }
            else
                { SerializeError("Create Axis Attribute", GetSerializableName()); }

            this->PrimitiveCollisionShape::ProtoSerialize(CollisionNode);
        }

        void CylinderCollisionShape::ProtoDeSerialize(const XML::Node& OneNode)
        {
            if ( Mezzanine::String(OneNode.Name())==this->CylinderCollisionShape::GetSerializableName() )
            {
                if(OneNode.GetAttribute("Version").AsInt() == 1)
                {
                    XML::Node CollisionNode = OneNode.GetChild(this->PrimitiveCollisionShape::GetSerializableName());
                    if(!CollisionNode)
                        { DeSerializeError("locate PrimitiveCollisionShape node",GetSerializableName()); }
                    this->PrimitiveCollisionShape::ProtoDeSerialize(CollisionNode);
                }else{
                    DeSerializeError("find usable serialization version",GetSerializableName());
                }
            }else{
                DeSerializeError(String("find correct class to deserialize, found a ")+OneNode.Name(),GetSerializableName());
            }
        }

        String CylinderCollisionShape::GetSerializableName()
            {   return String("CylinderCollisionShape"); }

    }//Physics
}//Mezzanine

std::ostream& operator << (std::ostream& stream, const Mezzanine::Physics::CylinderCollisionShape& ShapeToSerialize)
    { Mezzanine::Serialize(stream, ShapeToSerialize); return stream; }

std::istream& operator >> (std::istream& stream, Mezzanine::Physics::CylinderCollisionShape& x)
    { return Mezzanine::DeSerialize(stream, x); }

void operator >> (const Mezzanine::XML::Node& OneNode, Mezzanine::Physics::CylinderCollisionShape& x)
    { x.ProtoDeSerialize(OneNode); }

#endif