#ifndef PARTICLES_H
#define PARTICLES_H

#include "tsmartpointer.h"
#include "tspectrum.h"
#include "trandom.h"

//------------------------------------------------------------------------------

struct particles_values {
	int source_ctrl_val;
	int bright_thres_val;
	bool multi_source_val;
	double x_pos_val;
	double y_pos_val;
	int unit_val;
	double length_val;
	double height_val;
	double maxnum_val;
	DoublePair lifetime_val;
	int lifetime_ctrl_val;
	int column_lifetime_val;
	//double lifetimemin_val;
	//double lifetimemax_val;
	int startpos_val;
	int randseed_val;
	double gravity_val;
	double g_angle_val;
	int gravity_ctrl_val;
	//  int gravity_radius_val;
	double friction_val;
	int friction_ctrl_val;
	double windint_val;
	double windangle_val;
	int swingmode_val;
	DoublePair randomx_val;
	DoublePair randomy_val;
	int randomx_ctrl_val;
	int randomy_ctrl_val;
	DoublePair swing_val;
	DoublePair speed_val;
	int speed_ctrl_val;
	DoublePair speeda_val;
	int speeda_ctrl_val;
	bool speeda_use_gradient_val;
	bool speedscale_val;
	char *levelname_val;
	int toplayer_val;
	DoublePair mass_val;
	DoublePair scale_val;
	int scale_ctrl_val;
	bool scale_ctrl_all_val;
	DoublePair rot_val;
	int rot_ctrl_val;
	DoublePair trail_val;
	double trailstep_val;
	int rotswingmode_val;
	double rotspeed_val;
	DoublePair rotsca_val;
	DoublePair rotswing_val;
	bool pathaim_val;
	DoublePair opacity_val;
	int opacity_ctrl_val;
	DoublePair trailopacity_val;
	double mblur_val;
	DoublePair scalestep_val;
	int scalestep_ctrl_val;
	double fadein_val;
	double fadeout_val;
	int animation_val;
	int step_val;
	TSpectrum gencol_val;
	int gencol_ctrl_val;
	double gencol_spread_val;
	double genfadecol_val;
	TSpectrum fincol_val;
	int fincol_ctrl_val;
	double fincol_spread_val;
	double finrangecol_val;
	double finfadecol_val;
	TSpectrum foutcol_val;
	int foutcol_ctrl_val;
	double foutcol_spread_val;
	double foutrangecol_val;
	double foutfadecol_val;
	TRandom *random_val;

	bool source_gradation_val;
	bool reset_random_for_every_frame_val;
	bool pick_color_for_every_frame_val;
	bool perspective_distribution_val;
};

//------------------------------------------------------------------------------

struct particles_ranges {
	float swing_range;
	float randomx_range;
	float randomy_range;
	float rot_range;
	float rotswing_range;
	float rotsca_range;
	float lifetime_range;
	float speed_range;
	float speeda_range;
	float mass_range;
	float scale_range;
	float scalestep_range;
	int trail_range;
};

//------------------------------------------------------------------------------

struct pos_dummy {
	float x, y, a;
};

//------------------------------------------------------------------------------

typedef struct
	{
	TPixel32 col;
	int rangecol;
	double fadecol;
} coldata;

//------------------------------------------------------------------------------

class Particle
{
public:
	double x;
	double y;
	double oldx;
	double oldy;
	double vx; /*sono le velox iniziali*/
	double vy; /*sono le velox iniziali*/
	double mass;
	double scale; /*potrebbe diventare la z*/
	double angle;
	double smswingx;
	double smswingy;
	double smswinga;
	int smperiodx;
	int smperiody;
	int smperioda;
	int lifetime;
	int genlifetime;
	int level;
	int frame;
	int signx;
	int trail;
	coldata gencol;
	coldata fincol;
	coldata foutcol;
	int changesignx;
	int signy;
	int changesigny;
	int signa;
	int changesigna;
	bool animswing;
	TRandom random;
	int seed;

public:
	Particle(int lifetime, int seed, const std::map<int, TTile *> porttiles, const particles_values &values, const particles_ranges &ranges, std::vector<std::vector<TPointD>> &myregions, int howmany, int first, int level, int last,
			 std::vector<std::vector<int>> &myHistogram, std::vector<float> &myWeight);
	//Constructor
	~Particle() {}
	//Destructor
	void create_Animation(const particles_values &values, int first, int last);

	int check_Swing(const particles_values &values);

	void create_Swing(const particles_values &values,
					  const particles_ranges &ranges,
					  double randomxreference, double randomyreference);
	void create_Colors(const particles_values &values,
					   const particles_ranges &ranges, std::map<int, TTile *> porttiles);

	void move(const std::map<int, TTile *> porttiles, const particles_values &values, const particles_ranges &ranges, float windx,
			  float windy, float xgravity, float ygravity, float dpi, int lastframe);

	void spread_color(TPixel32 &color, double range);
	void update_Animation(const particles_values &values, int first, int last, int keep);
	void update_Swing(const particles_values &values,
					  const particles_ranges &ranges,
					  struct pos_dummy &dummy,
					  double randomxreference, double randomyreference);
	void update_Scale(const particles_values &values,
					  const particles_ranges &ranges,
					  double scalereference, double scalestepreference);

	double set_Opacity(std::map<int, TTile *> porttiles,
					   const particles_values &values,
					   float opacity_range, double dist_frame);

	void modify_colors(TPixel32 &color, double &intensity);
	void modify_colors_and_opacity(const particles_values &values,
								   float curr_opacity, int dist_frame, TRaster32P raster);

	bool canHandle(const TRenderSettings &info, double frame) { return false; }
	void get_image_reference(TTile *ctrl1, const particles_values &values,
							 double &imagereference, int type);
	void get_image_reference(TTile *ctrl1, const particles_values &values,
							 TPixel32 &color);

	void get_image_gravity(TTile *ctrl1, const particles_values &values,
						   float &gx, float &gy);
};

class ComparebySize
{
public:
	bool operator()(const Particle &f1,
					const Particle &f2)
	{
		if ((f1.scale - f2.scale) > 0)
			return 1;

		return 0;
	}
};

class ComparebyLifetime
{
public:
	bool operator()(const Particle &f1,
					const Particle &f2)
	{
		if ((f1.lifetime - f1.genlifetime - f2.lifetime + f2.genlifetime) > 0)
			return 1;
		return 0;
	}
};

#endif