#include <cvg.h> 
#include <sst1init.h>

#include "Draw.h"

#define XY_ONE (1<<SST_XY_FRACBITS)

void
drawTriangle(	const SstRegs *sst, 
				const int x, 
				const int y, 
				const int tSize)
{
	ISET(sst->vA.x,x);
	ISET(sst->vA.y,y);
	ISET(sst->vB.x,x+XY_ONE*tSize);
	ISET(sst->vB.y,y);
	ISET(sst->vC.x,x);
	ISET(sst->vC.y,y+XY_ONE*tSize);
	ISET(sst->s,0);
	ISET(sst->t,0);
	ISET(sst->w,0);
	ISET(sst->dsdx,1<<SST_ST_FRACBITS);
	ISET(sst->dtdx,0);
	ISET(sst->dwdx,0);
	ISET(sst->dsdy,0);
	ISET(sst->dtdy,1<<SST_ST_FRACBITS);
	ISET(sst->dwdy,0);
	ISET(sst->triangleCMD,0);
	ISET(sst->vB.x, (x<<SST_XY_FRACBITS));
	ISET(sst->vB.y, ((y+tSize)<<SST_XY_FRACBITS));
	ISET(sst->triangleCMD, 0xFFFFFFFF);
}