#ifndef PARTICLESENGINE_H
#define PARTICLESENGINE_H

#include "tlevel.h"
#include "particles.h"
#include "particlesfx.h"

class Particle;

class Particles_Engine
{
public:
	ParticlesFx *m_parent;
	double m_frame;

public:
	Particles_Engine(ParticlesFx *parent, double frame);
	~Particles_Engine(){};
	//Destructor

	void scramble_particles(void);
	void fill_range_struct(struct particles_values &values,
						   struct particles_ranges &ranges);
	void fill_value_struct(struct particles_values &value, double frame);
	void roll_particles(TTile *tile, std::map<int, TTile *> porttiles, const TRenderSettings &ri, std::list<Particle> &myParticles, struct particles_values &values,
						float cx, float cy, int frame, int curr_frame, int level_n, bool *random_level, float dpi, vector<int> lastframe, int &totalparticles);
	void normalize_values(struct particles_values &values, const TRenderSettings &ri);

	void render_particles(
		TFlash *flash, TTile *tile, std::vector<TRasterFxPort *> part_ports, const TRenderSettings &ri,
		TDimension &p_size, TPointD &p_offset, std::map<int, TRasterFxPort *> ctrl_ports, vector<TLevelP> partLevel, float dpi,
		int curr_frame, int shrink, double startx, double starty,
		double endx, double endy, vector<int> lastframe, unsigned long fxId);

	void do_render(
		TFlash *flash, Particle *part, TTile *tile, std::vector<TRasterFxPort *> part_ports,
		std::map<int, TTile *> porttiles, const TRenderSettings &ri,
		TDimension &p_size, TPointD &p_offset, int lastframe, vector<TLevelP> partLevel,
		struct particles_values &values, double opacity_range, int curr_frame,
		std::map<std::pair<int, int>, double> &partScales);

	bool port_is_used(int i, struct particles_values &values);

	/*- do_source_gradationがONのとき、入力画像のアルファ値に比例して発生濃度を変える。
		入力画像のHistogramを格納しながら領域を登録する -*/
	void fill_regions(int frame, vector<vector<TPointD>> &myregions, TTile *ctrl1, bool multi, int thres,
					  bool do_source_gradation,
					  vector<vector<int>> &myHistogram);

	void fill_single_region(vector<vector<TPointD>> &myregions, TTile *ctrl1, int thres,
							bool do_source_gradation,
							vector<vector<int>> &myHistogram);

	/*-- Perspective DistributionがONのとき、Sizeに刺さったControlImageが粒子の発生分布を決める。
		そのとき、SourceのControlが刺さっている場合は、マスクとして用いられる --*/
	void fill_regions_with_size_map(vector<vector<TPointD>> &myregions,
									vector<vector<int>> &myHistogram,
									TTile *sizeTile,
									TTile *sourceTile,
									int thres);

	void fill_subregions(int cont_index, vector<vector<TPointD>> &myregions, TTile *ctrl1, int thres);

	void normalize_array(vector<vector<TPointD>> &myregions, TPointD pos, int lx, int ly, int regioncounter, vector<int> &myarray, vector<int> &lista, vector<int> &listb, vector<int> &final);

	void fill_array(TTile *ctrl1, int &regioncount, vector<int> &myarray, vector<int> &lista, vector<int> &listb, int thres);
};

#endif