CollMesh.h

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// Copyright © 2008-2024 Pioneer Developers. See AUTHORS.txt for details
// Licensed under the terms of the GPL v3. See licenses/GPL-3.txt
 
#ifndef _COLLMESH_H
#define _COLLMESH_H
 
#include "Aabb.h"
#include "RefCounted.h"
 
#include <vector>
 
class GeomTree;
 
namespace Serializer {
    class Writer;
    class Reader;
} // namespace Serializer
 
//This simply stores the collision GeomTrees
//and AABB.
class CollMesh : public RefCounted {
public:
    CollMesh() :
        m_geomTree(0),
        m_totalTris(0)
    {}
    virtual ~CollMesh();
 
    inline Aabb &GetAabb() { return m_aabb; }
 
    inline double GetRadius() const { return m_aabb.GetRadius(); }
    inline void SetRadius(double v)
    {
        //0 radius = trouble
        m_aabb.radius = std::max(v, 0.1);
    }
 
    const std::vector<vector3f> &GetGeomTreeVertices() const;
    const Uint32 *GetGeomTreeIndices() const;
    const unsigned int *GetGeomTreeTriFlags() const;
    unsigned int GetGeomTreeNumTris() const;
 
    inline GeomTree *GetGeomTree() const { return m_geomTree; }
 
    inline void SetGeomTree(GeomTree *t)
    {
        assert(t);
        m_geomTree = t;
    }
 
    inline const std::vector<GeomTree *> &GetDynGeomTrees() const { return m_dynGeomTrees; }
    inline void AddDynGeomTree(GeomTree *t)
    {
        assert(t);
        m_dynGeomTrees.push_back(t);
    }
 
    //for statistics
    inline unsigned int GetNumTriangles() const { return m_totalTris; }
    inline void SetNumTriangles(unsigned int i) { m_totalTris = i; }
 
    void Save(Serializer::Writer &wr) const;
    void Load(Serializer::Reader &rd);
 
protected:
    Aabb m_aabb;
    GeomTree *m_geomTree;
    std::vector<GeomTree *> m_dynGeomTrees;
    unsigned int m_totalTris;
};
 
#endif