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deBoundingVolumes.hpp

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#ifndef DEBOUNDINGVOLUMES_HPP
#define DEBOUNDINGVOLUMES_HPP

#include "deGlobalTypes.hpp"
#include "deScene.hpp"

#define DEBV_API DESCENE_API

/// Base class for general bounding volume implementations
//class IdeBoundingVolume : virtual public IdeRefCountBase
DE3D_INTERFACE(IdeBoundingVolume, IdeRefCountBase)
{
protected:
    virtual ~IdeBoundingVolume() {};

public:
    enum BVType_t
    {
        BVType_Unknown,
        BVType_Sphere,
        BVType_AABB,
        BVType_OBB,
        BVType_Cylinder,
        BVType_Cone,
        BVType_Capsule,
        BVType_Hull,
        BVType_Count,
        BVType_32Bit
    };

    virtual BVType_t GetBVType() = 0;
    virtual void* GetBVInterface(BVType_t iface) = 0;
    virtual deBoolean TestIntersection(IdeBoundingVolume* other) = 0;
    virtual deBoolean TestLineIntersect(const deVec3d& begin, const deVec3d& end) = 0;
    virtual deBoolean TestSphereIntersect(const deVec3d& center, deDouble radius) = 0;
    virtual deBoolean TestAABBIntersect(const deVec3d& pos, const deAABB& box) = 0;

    virtual void GetPosition(deVec3d& pos) = 0;
    virtual void SetPosition(const deVec3d& pos) = 0;
};

/// an abstract bounding sphere implementation
//class IdeBV_Sphere : virtual public IdeBoundingVolume
DE3D_INTERFACE(IdeBV_Sphere, IdeBoundingVolume)
{
protected:
    virtual ~IdeBV_Sphere() {};

public:
    virtual void SetRadius(deDouble Radius) = 0;
    virtual deDouble GetRadius() = 0;
};

/// an abstract axis-aligned bounding box implementation
//class IdeBV_AABB : virtual public IdeBoundingVolume
DE3D_INTERFACE(IdeBV_AABB, IdeBoundingVolume)
{
protected:
    virtual ~IdeBV_AABB() {};
    
public:
    virtual void SetBBox(const deAABB& BBox) = 0;
    virtual void GetBBox(deAABB& BBox) = 0;
};


/// Create a bounding volume of the specified type
DEBV_API IdeBoundingVolume * IdeBoundingVolume_Create(IdeBoundingVolume::BVType_t bvtype);

#endif

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