/* Treeki's 3D Library for Wii */

#ifndef TREEKI3D_H
#define TREEKI3D_H

/*******************************************************************************
* IMPORTS/ENGINE HOOKS
*******************************************************************************/

#define GEKKO

#include <common.h>
#include "rvl/mtx.h"
#include "rvl/GXEnum.h"
#include "rvl/GXStruct.h"
#include "rvl/GXTransform.h"
#include "rvl/GXGeometry.h"
#include "rvl/GXDispList.h"
#include "rvl/GXLighting.h"
#include "rvl/GXTev.h"
#include "rvl/GXTexture.h"
#include "rvl/GXCull.h"
#include "rvl/GXPixel.h"
#include "rvl/GXBump.h"
#include "rvl/OSCache.h"
#include "rvl/tpl.h"
#include "rvl/vifuncs.h"
#include "rvl/arc.h"

GXRenderModeObj *Hook_GetGXRenderModeObj();



namespace T3D {

/*******************************************************************************
* RESOURCE STRUCTS
*******************************************************************************/

struct tmdl_headerv2 {
	u32 magic;				// always TMDL
	u32 version;			// currently 2
	u32 shape_count;
};

struct tmdl_header {
	u32 magic;				// always TMDL
	u32 version;			// currently 3
	u32 shape_count;
	u32 material_count;
};

// todo: remove this
extern int tmdl_header_sizes[];
// [[Followed by an array of u32s for each shape offset, then material structs]]

struct tmdl_shape {
	u32 dl_offset;			// must be aligned to 0x20
	u32 dl_size;			// must be aligned to 0x20
	u32 mat_offset;
	u32 pos_arr_offset;		// must be aligned to 0x20
	u32 pos_arr_size;		// must be aligned to 0x20
	u32 nrm_arr_offset;		// must be aligned to 0x20
	u32 nrm_arr_size;		// must be aligned to 0x20
	u32 uv_arr_offset;		// must be aligned to 0x20
	u32 uv_arr_size;		// must be aligned to 0x20
};

struct tmdl_materialv2 {
	u32 texture_id;
	GXColor mat_colour;
};

struct tmdl_material {
	char texture_name[28];
	GXColor mat_colour;
	GXTexObj texobj;		// handled when binding. size: 8 bytes
};

/*******************************************************************************
* INTERNAL STRUCTS
*******************************************************************************/

class Model; // don't you just love circular references

struct RenderInfo {
	Model *model;
	Mtx matrix;
};

struct CameraInfo {
	GXProjectionType projection;
	Mtx44 projection_matrix;
	Mtx view_matrix;
};

/*******************************************************************************
* PUBLIC CLASSES
*******************************************************************************/

class Model {
private:
	tmdl_header *model_res;
	TPLPalette *texture_res; // here for v2 support
	
	void setupMaterialGXv2(tmdl_materialv2 *material);
	void setupMaterialGX(tmdl_material *material);
	void drawShape(RenderInfo *info, int shape_id);
	
public:
	bool bind(void *data, const char *mdlname);
	void addToDrawList(Mtx matrix);
	void draw(RenderInfo *info);
	
};

/*******************************************************************************
* CONVENIENT STUFF
*******************************************************************************/

extern const GXColor Black, White;

/*******************************************************************************
* GLOBAL T3D VARIABLES/FUNCTIONS
*******************************************************************************/

#define OBJ_COUNT 60

extern u32 HasBeenInited;
extern RenderInfo *RenderQueue;
extern int RenderQueuePos;

extern CameraInfo Camera;

bool Init(bool test);
void DrawQueue();

namespace util {
	//void RotateToFace(const Vec &O, const Vec &P, const Vec &U, Mtx out);
};

};

#endif