bounds.h

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#pragma once
 
#include <Tempest/Matrix4x4>
#include <Tempest/Point>
 
#include <vector>
 
#include "resources.h"
 
class Bounds final {
  public:
    Bounds();
 
    void assign(const Tempest::Vec3& cen, float sizeSz);
    void assign(const Bounds& a, const Bounds& b);
    void assign(const Tempest::Vec3* bbox);
    void assign(const std::pair<Tempest::Vec3, Tempest::Vec3>& bbox);
    void assign(const std::vector<Resources::Vertex>& vbo);
    void assign(const std::vector<Resources::Vertex>& vbo, const std::vector<uint32_t>& ibo, size_t iboOffset, size_t iboLenght);
    void setObjMatrix(const Tempest::Matrix4x4& m);
 
    Tempest::Vec3 bbox[2];
    Tempest::Vec3 midTr;
    float         r = 0, rConservative = 0;
 
  private:
    void transformBbox(const Tempest::Matrix4x4& m);
    void calcR();
 
    Tempest::Vec3 mid;
  };