#ifndef __CONVEX_H
#define __CONVEX_H

#include "vertex.hpp"

typedef struct
{
   int x, xx;
   int z, zz;
   int u, uu;
   int v, vv;
   int w, ww;
} ScanLine;

extern ScanLine   scanleft[];
extern ScanLine   scanright[];
extern ScanLine   scanline[];

extern int scantop, scanbot;

void  VertexArrayScanXYZ      (Vertex[], int);
void  VertexArrayScanXYZW     (Vertex[], int);
void  VertexArrayScanXYZUVW   (Vertex[], int);

#endif