/*
 * two tanks, a red one, and a blue one.
 */
#include <libps.h>

#include "tmd_defs.h"
#include "tmd_func.h"

#include "defs.h"
#include "globals.h"

typedef struct
{
	tmd_header	head;
	tmd_object	obj[1];
} tanks_str;

#define NUM_TANKS 2

static tanks_str Tanks[NUM_TANKS];

GsDOBJ2 BTanks[NUM_TANKS];
GsCOORDINATE2 pcoords[NUM_TANKS];

#define T_TOP -75
#define T_MIDDLE -25
#define T_BOTTOM 0
#define T_FRONT 150
#define T_BACK -75
#define T_FRONT2 125
#define T_BACK2 -50
#define T_FRONT3 25
#define T_BACK3 -25
#define T_WIDTH 75
#define T_WIDTH2 50
#define T_WIDTH3 25

#define TANK_RED 0xff, 0x00, 0x00
#define TANK_DRED 0x7f, 0x00, 0x00
#define TANK_YELLOW 0xff, 0xff, 0x00
#define TANK_BLUE 0x00, 0x00, 0xff
#define TANK_DBLUE 0x00, 0x00, 0x7f
#define TANK_CYAN 0x00, 0xff, 0xff
#define TANK_PURPLE 0xff, 0x00, 0xff
#define TANK_DPURPLE 0x7f, 0x00, 0x7f
#define TANK_PINK 0xff, 0x7f, 0x7f
#define TANK_ORANGE 0xff, 0xbf, 0x00
#define TANK_DORANGE 0xbf, 0x7f, 0x00
#define TANK_LIME 0xbf, 0xbf, 0x3f
#define TANK_WHITE 0xff, 0xff, 0xff
#define TANK_LGREY 0xbf, 0xbf, 0xbf
#define TANK_GREY 0x7f, 0x7f, 0x7f
#define TANK_DGREY 0x3f, 0x3f, 0x3f
#define TANK_BLACK 0x00, 0x00, 0x00

typedef enum
{
	COL_BLUE,
	COL_RED,
	COL_PURPLE,
	COL_ORANGE,
	COL_WHITE,
	COL_BLACK
} tank_colours;

// creates a bz style tank
static void tank_createbz(tanks_str *Tank, int col)
{
	Tank->head.id = TMD_VERSION;
	Tank->head.flags = TMD_FIXP;
	Tank->head.nobj = 1;

	Tank->obj[0].vert_top = tmd_vertbase();
	Tank->obj[0].n_vert = 12;
	Tank->obj[0].norm_top = tmd_normbase();
	Tank->obj[0].n_norm = 1;
	Tank->obj[0].prim_top = tmd_primbase();
	Tank->obj[0].n_prim = 9;

	tmd_addvert(T_WIDTH3, T_TOP, T_FRONT3);
	tmd_addvert(T_WIDTH3, T_TOP, T_BACK3);
	tmd_addvert(-T_WIDTH3, T_TOP, T_FRONT3);
	tmd_addvert(-T_WIDTH3, T_TOP, T_BACK3);
	tmd_addvert(T_WIDTH, T_MIDDLE, T_FRONT);
	tmd_addvert(T_WIDTH, T_MIDDLE, T_BACK);
	tmd_addvert(-T_WIDTH, T_MIDDLE, T_FRONT);
	tmd_addvert(-T_WIDTH, T_MIDDLE, T_BACK);
	tmd_addvert(T_WIDTH2, T_BOTTOM, T_FRONT2);
	tmd_addvert(T_WIDTH2, T_BOTTOM, T_BACK2);
	tmd_addvert(-T_WIDTH2, T_BOTTOM, T_FRONT2);
	tmd_addvert(-T_WIDTH2, T_BOTTOM, T_BACK2);

	tmd_addnorm(0, 0, 0);

	switch(col)
	{
	case COL_BLUE:
		tmd_addp4fnt(0, 0, 1, 2, 3, TANK_CYAN);
		tmd_addp4fnt(0, 0, 4, 1, 5, TANK_BLUE);
		tmd_addp4fnt(0, 1, 5, 3, 7, TANK_BLUE);
		tmd_addp4fnt(0, 3, 7, 2, 6, TANK_BLUE);
		tmd_addp4fnt(0, 2, 6, 0, 4, TANK_CYAN);
		tmd_addp4fnt(0, 4, 8, 5, 9, TANK_DBLUE);
		tmd_addp4fnt(0, 5, 9, 7, 11, TANK_DBLUE);
		tmd_addp4fnt(0, 7, 11, 6, 10, TANK_DBLUE);
		tmd_addp4fnt(0, 6, 10, 4, 8, TANK_DBLUE);
		break;
	case COL_RED:
		tmd_addp4fnt(0, 0, 1, 2, 3, TANK_YELLOW);
		tmd_addp4fnt(0, 0, 4, 1, 5, TANK_RED);
		tmd_addp4fnt(0, 1, 5, 3, 7, TANK_RED);
		tmd_addp4fnt(0, 3, 7, 2, 6, TANK_RED);
		tmd_addp4fnt(0, 2, 6, 0, 4, TANK_YELLOW);
		tmd_addp4fnt(0, 4, 8, 5, 9, TANK_DRED);
		tmd_addp4fnt(0, 5, 9, 7, 11, TANK_DRED);
		tmd_addp4fnt(0, 7, 11, 6, 10, TANK_DRED);
		tmd_addp4fnt(0, 6, 10, 4, 8, TANK_DRED);
		break;
	case COL_PURPLE:
		tmd_addp4fnt(0, 0, 1, 2, 3, TANK_PINK);
		tmd_addp4fnt(0, 0, 4, 1, 5, TANK_PURPLE);
		tmd_addp4fnt(0, 1, 5, 3, 7, TANK_PURPLE);
		tmd_addp4fnt(0, 3, 7, 2, 6, TANK_PURPLE);
		tmd_addp4fnt(0, 2, 6, 0, 4, TANK_PINK);
		tmd_addp4fnt(0, 4, 8, 5, 9, TANK_DPURPLE);
		tmd_addp4fnt(0, 5, 9, 7, 11, TANK_DPURPLE);
		tmd_addp4fnt(0, 7, 11, 6, 10, TANK_DPURPLE);
		tmd_addp4fnt(0, 6, 10, 4, 8, TANK_DPURPLE);
		break;
	case COL_ORANGE:
		tmd_addp4fnt(0, 0, 1, 2, 3, TANK_LIME);
		tmd_addp4fnt(0, 0, 4, 1, 5, TANK_ORANGE);
		tmd_addp4fnt(0, 1, 5, 3, 7, TANK_ORANGE);
		tmd_addp4fnt(0, 3, 7, 2, 6, TANK_ORANGE);
		tmd_addp4fnt(0, 2, 6, 0, 4, TANK_LIME);
		tmd_addp4fnt(0, 4, 8, 5, 9, TANK_DORANGE);
		tmd_addp4fnt(0, 5, 9, 7, 11, TANK_DORANGE);
		tmd_addp4fnt(0, 7, 11, 6, 10, TANK_DORANGE);
		tmd_addp4fnt(0, 6, 10, 4, 8, TANK_DORANGE);
		break;
	case COL_WHITE:
		tmd_addp4fnt(0, 0, 1, 2, 3, TANK_WHITE);
		tmd_addp4fnt(0, 0, 4, 1, 5, TANK_LGREY);
		tmd_addp4fnt(0, 1, 5, 3, 7, TANK_LGREY);
		tmd_addp4fnt(0, 3, 7, 2, 6, TANK_LGREY);
		tmd_addp4fnt(0, 2, 6, 0, 4, TANK_WHITE);
		tmd_addp4fnt(0, 4, 8, 5, 9, TANK_GREY);
		tmd_addp4fnt(0, 5, 9, 7, 11, TANK_GREY);
		tmd_addp4fnt(0, 7, 11, 6, 10, TANK_GREY);
		tmd_addp4fnt(0, 6, 10, 4, 8, TANK_GREY);
		break;
	case COL_BLACK:
		tmd_addp4fnt(0, 0, 1, 2, 3, TANK_DGREY);
		tmd_addp4fnt(0, 0, 4, 1, 5, TANK_BLACK);
		tmd_addp4fnt(0, 1, 5, 3, 7, TANK_BLACK);
		tmd_addp4fnt(0, 3, 7, 2, 6, TANK_BLACK);
		tmd_addp4fnt(0, 2, 6, 0, 4, TANK_DGREY);
		tmd_addp4fnt(0, 4, 8, 5, 9, TANK_BLACK);
		tmd_addp4fnt(0, 5, 9, 7, 11, TANK_BLACK);
		tmd_addp4fnt(0, 7, 11, 6, 10, TANK_BLACK);
		tmd_addp4fnt(0, 6, 10, 4, 8, TANK_BLACK);
		break;
	}
}

void initTanks(void)
{
	tank_createbz(&Tanks[0], COL_BLUE);
	tank_createbz(&Tanks[1], COL_RED);
}

void SetupTanks(void)
{
	int i;
	VECTOR transform;	
	u_long *tmdaddr;

	for(i = 0; i < NUM_TANKS; i++)
	{
		tmdaddr = (u_long *)&Tanks[i];

		GsMapModelingData(tmdaddr+1);
		GsLinkObject4((u_long)(tmdaddr+3), &BTanks[i], 0);
		BTanks[i].coord2 = &pcoords[i];

		BTanks[i].coord2->coord = GsIDMATRIX;
		BTanks[i].coord2->super = WORLD;
		BTanks[i].coord2->flg = 0;

		BTanks[i].attribute = 2<<9;//0;//(2 << 9);

// the 3800 here should be altered to the value setup in the player
// structure, which should probably also have the GsDOBJ2's in it
		setVector(&transform, i*8191, 0, i*4095);
		TransMatrix(&(BTanks[i].coord2->coord), &transform);
	}
}

void DrawTanks(void)
{
	int i;
	MATRIX coordMatrix;

	for(i = 0; i < NUM_TANKS; i++)
	{
		BTanks[i].coord2->super = WORLD;
		BTanks[i].coord2->flg = 0;

		GsGetLs(BTanks[i].coord2, &coordMatrix);
		GsSetLsMatrix(&coordMatrix);

		GsSortObject4(&BTanks[i], &OT[buffIdx], 14 - OT[buffIdx].length, (u_long *)getScratchAddr(0));
	}
}