#include "../rw.h"

#ifndef DFF_H
#define DFF_H

#define CLUMP 0x10
#define FRAMELIST 0xE
#define GEOMETRYLIST 0x1A
#define GEOMETRY 0xF
#define MATERIALLIST 0x8
#define MATERIAL 0x7
#define TEXTURE 0x6
#define ATOMIC 0x14

#define STRUCT 0x1
#define STRING 0x2
#define EXTENSION 0x3

#define FRAME 0x253F2FE
#define HANIM 0x11E
#define BINMESH 0x50E
#define NATIVEDATA 0x510
#define SKIN 0x116
#define PARTICLES 0x118
#define MORPH 0x105
#define SKYMIPMAP 0x110
#define MATERIALEFFECTS 0x120
#define RIGHTTORENDER 0x1F

#define SPECULARMAT 0x253F2F6
#define REFLECTIONMAT 0x253F2FC
#define MESHEXTENSION 0x253F2FD
#define COLLISIONMODEL 0x253F2FA
#define NIGHTVERTEXCOLOR 0x253F2F9
#define ADCPLG 0x134   

#define X 0              
#define Y 1         
#define Z 2             

#define U 0        
#define V 1        

#define R 0       
#define G 1       
#define B 2          
#define A 3

#define HASUV		0x04
#define HASVCOLORS	0x08
#define HASNORMALS	0x10
#define MODULEMAT	0x40
#define HASMULUV	0x80

#define GTA3_1	0x00000310
#define GTA3_2	0x0800FFFF
#define VCPS2	0x0C02FFFF

typedef unsigned char vertexcolor[4];
typedef float uvcoordinate[2];
typedef short face[4];
typedef float vector3f[3];

typedef struct _atomic _atomic;
struct _atomic {
	int frmindex;
	int geoindex;
	int unknown0;
	int unknown1;
};

typedef struct _split _split;
struct _split {
	int nindex;
	int nvertex;
	int matindex;

	int *indices;
};

typedef struct _texture _texture;
struct _texture {
	short filterflags;
	short unknown;
	char *tex;
	char *alpha;
};

typedef struct _material _material;
struct _material {
	int unknown0;
	unsigned char color[4];
	int unknown1;

	int hastex;
	int texread;
	_texture tex;

	float unknown2;
	float unknown3;
	float unknown4;

	int hasref;
	_texture reflection;
};

typedef struct _geometry _geometry;
struct _geometry {
	short flags;
	unsigned char nuv;
	unsigned char isps2;
	unsigned char newuvsets;
	int facec;
	int vertexc;
	int framec;
	float ambient;
	float diffuse;
	float specular;

	vertexcolor *vc;
	uvcoordinate *uv;
	face *face;
	vector3f *vertex;
	vector3f *normal;

	/* Bounding shpere */
	float bs[4];
	int bspos;
	int bsnor;

	int nmaterial;
	_material *mat;

	int facetype;
	int nsplit;
	int nindex;
	_split *split;
};

typedef struct _frame _frame;
struct _frame {
	float rotmatrix[3][3];
	float posv[3];		/* position vector */
	int parent;
	int unknown;

	char *name;
};

typedef struct _clump _clump;
struct _clump {
	int natomic;
	_atomic *atm;

	int nframe;
	_frame *frm;

	int ngeometry;
	_geometry *geo;
};

typedef struct dff DFF;
struct dff {
	_clump *clp;
	int nclump;
};

DFF *dffread(FILE *, int, int);
DFF *newdff(void);
void readclump(FILE *, _clump *);
void parsesection(_clump *, rwheader *, int, FILE *);
void readsection(_clump *, rwheader *, FILE *);
void readstruct(_clump *, rwheader *, int, FILE *);
void dumpclump(_clump *);
void writeclump(_clump *, FILE *);

#endif