#ifndef pxpl5sup_h
#define pxpl5sup_h

#include "pxpl5typ.h"

extern int *newBytes ( int bytes );
extern void edgeize ( float *eqn, float *p1, float *p2 );
extern void preplanarize ( preplane *p, float *v1, float *v2, float *v3 );
extern void planarize ( float *eqn, float *v1, float *v2, float *v3, int index, preplane *p );
extern void create_screenbins ( int screenx, int screeny, int hires );
extern void liberate_screenbins ( screenbin *bins, int screenx, int screeny );

extern binchunk   *next_binchunk (void);
extern coeffchunk *next_coeffchunk (void);

extern void binitize ( int    macro_lo, int    macro_hi,
                float  fminx,    float  fminy,
                float  fmaxx,    float  fmaxy,
                int    screen_maxx, int    screen_maxy,
                int    screen_bins_x );
extern void safe_binitize ( int    macro_lo, int    macro_hi,
                float  fminx,    float  fminy,
                float  fmaxx,    float  fmaxy,
                int    screen_bins_x );

extern void dump_bins ( screenbin *bins, int bins_x, int bins_y, int dump_coeffs );

extern binchunk   *free_binchunks;

extern screenbin *screen0bins,  *screen1bins,
                 *screenr0bins, *screenr1bins,
                 *screenbins,   *screenrbins;

extern screenbin *trans_screen0bins,  *trans_screen1bins,
                 *trans_screenr0bins, *trans_screenr1bins,
                 *trans_screenbins,   *trans_screenrbins;

extern int DMAscreen,
           writeScreen;

extern coeffchunk *coeffstore0,
                  *coeffstore1,
                  *last_coeffchunk0,
                  *last_coeffchunk1,
                  *last_coeffchunk;

extern float *coefficient_ptr;
extern float *lastcoeffptr;

#endif