#pragma once
#include "Polygon3D.h"
#include "Vertex.h"
#include "Matrix.h"
#include <vector>

using namespace std;

class Model
{
public:
	Model();

	~Model();

	const vector<Polygon3D>& GetPolygons();
	const vector<Vertex>& GetVertices();
	const vector<Matrix>& GetPendingTransforms();

	size_t GetPolygonCount();
	size_t GetVerticesCount();
	size_t GetPendingTransformCount();

	void AddVertex(float x, float y, float z);
	void AddPolygon(int index0, int index1, int index2);
	void EnqueueTransform(Matrix transform);
	void ClearPendingTransforms();

	Polygon3D GetPolygon(int index);
	Vertex GetVertex(int polygonIndex, int vertexPolygonIndex);
	Vertex GetVertex(int index);	

	void ApplyTransformToLocalVertices(const Matrix& transform);
	void ApplyTransformToTransformedVertices(const Matrix& transform);
	void DehomogenizeAllVertices();

private:
	vector<Polygon3D> _polygons;
	vector<Vertex> _vertices;
	vector<Vertex> _transformedVertices;
	vector<Matrix> _pendingTransforms;
	
};