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#ifndef O3D_OBJ3D_H
#define O3D_OBJ3D_H
#include <vector>
#include <array>
#include <iterator>
#include "o3d/vertex.h"
#include "o3d/tri_vertex.h"
namespace engine::o3d {
class Object3D {
public:
class TriangleVertex3Iterator {
public:
using iterator_category = std::input_iterator_tag;
using value_type = TriangleVertex3;
using difference_type = TriangleVertex3;
using pointer = const TriangleVertex3*;
using reference = TriangleVertex3;
explicit TriangleVertex3Iterator(const Object3D* obj, int face_ind = 0);
TriangleVertex3Iterator& operator++();
TriangleVertex3Iterator operator++(int);
bool operator==(TriangleVertex3Iterator other) const;
bool operator!=(TriangleVertex3Iterator other) const;
reference operator*() const;
private:
const Object3D* obj;
int face_ind;
};
static Object3D cube(); // this function should not be in this file
Object3D(std::vector<Vertex3> pts, std::vector<std::array<int, 3>> faces);
TriangleVertex3Iterator begin();
TriangleVertex3Iterator end();
private:
std::vector<Vertex3> pts;
std::vector<std::array<int, 3>> faces;
};
}
#endif // O3D_OBJ3D_H
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