model.h

#ifndef __MODEL_H__
#define __MODEL_H__

#include <vector>
#include "tgaimage.h"
#include "geometry.h"
#include "SimpleMath.h"

using namespace DirectX::SimpleMath;

class Model {
private:
    std::vector<Vector3> verts_;
    std::vector<std::vector<Vec3i> > faces_; // attention, this Vec3i means vertex/uv/normal
    std::vector<Vector3> norms_;
    std::vector<Vector2> uv_;
    TGAImage diffusemap_;
    TGAImage specularmap_;
    TGAImage normalmap_;
    void load_texture(std::string filename, const char* suffix, TGAImage& img);
public:
    Model(const char* filename);
    ~Model();
    int nverts();
    int nfaces();
    Vector3 vert(int i);
    Vec2i uv(int iface, int nvert);
    TGAColor diffuse(Vec2i uv);
    std::vector<int> face(int idx);
    float specular(Vector3 uvf);
    Vector3 normal(int iface, int nthvert);
    Vector3 vert(int iface, int nthvert);
};

#endif //__MODEL_H__