Slicing.hh

#pragma once

/*
	@author: Xinqi Bao
	With a particular z, get lines from triangles at this position.
	Then make loops from the pool of intersections, store the result into layer object.
*/

#include <vector>
#include "Triangle.hh"
#include "Cross.hh"
#include "Loop.hh"
#include "STL.hh"
#include "GCode.hh"

class Slicing {
private:
	double z;
	std::vector<Loop>& loops;
	std::vector<Triangle>& triangles;
	std::vector<Cross> intersections;
	bool isCross(const Vec3d& v_1, const Vec3d& v_2) const;
	bool isSectionExist(Cross& cr) const;
	void intersection();
	void mkLoop();
public:
	Slicing(Stl* stl, Layer* layer) :Slicing(*stl, *layer) {}
	Slicing(Stl& stl, Layer& layer) :z(layer.getZ()), loops(layer.getLoops()), triangles(stl.getLevel(z)) {
		intersection();
		mkLoop();
		Gcode g(layer);
	}

	void printVector() const;
	void printLoop() const;
};