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

// Iwa_Particles_Engine for Marnie

// based on Particles_Engine by Digital Video

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

#ifndef IWA_PARTICLESENGINE_H

#define IWA_PARTICLESENGINE_H

#include "tlevel.h"

#include "iwa_particles.h"

#include "iwa_particlesfx.h"

struct float3 {

	float x, y, z;

};

class Iwa_Particle;

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

/* 粒子を規則正しく配する、その位置情報と

 （剥がれるきっかけとなる）現在のポテンシャルを格納 -*/

struct ParticleOrigin {

	float pos[2];

	float potential;

	/*- 上を向いているかどうか -*/

	bool isUpward;

	/*- どのテクスチャ素材を使うか -*/

	unsigned char level;

	/*- 何番目のフレームを使うか -*/

	unsigned char initSourceFrame;

	/*- ピクセル位置 -*/

	short int pixPos[2];

	ParticleOrigin(float x, float y,

				   float _potential, bool _isUpward,

				   unsigned char _level, unsigned char _initSourceFrame,

				   short int pix_x, short int pix_y)

	{

		pos[0] = x;

		pos[1] = y;

		potential = _potential;

		isUpward = _isUpward;

		level = _level;

		initSourceFrame = _initSourceFrame;

		pixPos[0] = pix_x;

		pixPos[1] = pix_y;

	}

};

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

class Iwa_Particles_Engine

{

public:

	Iwa_TiledParticlesFx *m_parent;

	double m_frame;

public:

	Iwa_Particles_Engine(Iwa_TiledParticlesFx *parent, double frame);

	~Iwa_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,</int,>

						const TRenderSettings &ri,

						std::list<iwa_particle> &myParticles,</iwa_particle>

						struct particles_values &values,

						float cx, float cy,

						int frame,

						int curr_frame,

						int level_n,

						bool *random_level,

						float dpi,

						std::vector<int> lastframe,</int>

						int &totalparticles,

						QList<particleorigin> &particleOrigin,</particleorigin>

						int genPartNum);

	void normalize_values(struct particles_values &values, const TRenderSettings &ri);

	void render_particles(TFlash *flash,

						  TTile *tile,

						  std::vector<trasterfxport *=""> part_ports,</trasterfxport>

						  const TRenderSettings &ri,

						  TDimension &p_size,

						  TPointD &p_offset,

						  std::map<int, *="" trasterfxport=""> ctrl_ports,</int,>

							std::vector<tlevelp> partLevel,</tlevelp>

						  float dpi,

						  int curr_frame,

						  int shrink,

						  double startx, double starty,

						  double endx, double endy,

							std::vector<int> lastframe,</int>

						  unsigned long fxId);

	void do_render(TFlash *flash,

				   Iwa_Particle *part,

				   TTile *tile,

				   std::vector<trasterfxport *=""> part_ports,</trasterfxport>

				   std::map<int, *="" ttile=""> porttiles,</int,>

				   const TRenderSettings &ri,

				   TDimension &p_size,

				   TPointD &p_offset,

				   int lastframe,

					 std::vector<tlevelp> partLevel,</tlevelp>

				   struct particles_values &values,

				   float opacity_range,

				   int curr_frame,

				   std::map<std::pair<int, int="">, float> &partScales,</std::pair<int,>

				   TTile *baseImgTile);

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

	void fill_single_region(std::vector<tpointd> &myregions,</tpointd>

							TTile *ctrl1, int thres,

							bool do_source_gradation,

							QList<qlist<int>> &myHistogram,</qlist<int>

							QList<particleorigin> &particleOrigins);</particleorigin>

	void fill_subregions(int cont_index,

						 std::vector<std::vector<tpointd>> &myregions,</std::vector<tpointd>

						 TTile *ctrl1,

						 int thres);

	void normalize_array(std::vector<std::vector<tpointd>> &myregions,</std::vector<tpointd>

						 TPointD pos,

						 int lx, int ly,

						 int regioncounter,

						 std::vector<int> &myarray,</int>

						 std::vector<int> &lista, std::vector<int> &listb,</int></int>

						 std::vector<int> &final);</int>

	void fill_array(TTile *ctrl1,

					int ®ioncount,

					std::vector<int> &myarray,</int>

					std::vector<int> &lista, std::vector<int> &listb,</int></int>

					int thres);

	/*- 敷き詰めのため。まだ出発していない粒子情報を初期化 -*/

	void initParticleOrigins(TRectD &outTileBBox,

							 QList<particleorigin> &particleOrigins,</particleorigin>

							 const double frame, const TAffine affine,

							 struct particles_values &values,

							 int level_n,

							 std::vector<int> &lastframe,</int>

							 double pixelMargin);

	/*- Particle::create_Animationと同じ。粒子発生前に

		あらかじめ計算してparticesOriginに持たせるため -*/

	unsigned char getInitSourceFrame(const particles_values &values,

									 int first, int last);

	/*- ここで、出発した粒子の分、穴を開けた背景を描く -*/

	void renderBackground(TTile *tile,

						  QList<particleorigin> &origins,</particleorigin>

						  std::vector<trasterfxport *=""> part_ports,</trasterfxport>

						  const TRenderSettings &ri,

							std::vector<tlevelp> partLevel,</tlevelp>

						  std::map<std::pair<int, int="">, float> &partScales,</std::pair<int,>

						  TTile *baseImgTile);

};

#endif