#ifdef pazlib_h
#else
#define pazlib_h
#include "pazpl5.h"

/* scene calls */
extern PAZSCENE currentScene;
extern int PAZerrStatus;

extern void PAZinit ( int device, int x_size, int y_size,
               int device_A, int device_B, int device_C,
               int magic_A, int magic_B, int magic_C, int processor_id );
extern PAZSCENE PAZcreateScene ();
extern PAZSCENE PAZdeleteScene ( PAZSCENE handle );
extern void PAZsetScene ( PAZSCENE handle );

/* object calls */
extern int PAZcreateObjects ( char *s, OBJECT **objects );
extern int PAZcreateBinObjects ( int *data, OBJECT **objects );
extern PAZOBJECT PAZcreateObject ( char *s );
extern PAZOBJECT PAZcreateBinObject ( int *data );
extern int PAZdeleteObject ( PAZOBJECT o );
extern void PAZreadBound ( PAZOBJECT o, POINT* bound );

/* instance calls */
extern PAZINST PAZcreateInstance ();
extern PAZINST PAZdeleteInstance ( PAZINST inst );
extern void PAZreadInstance ( PAZINST local );
extern void PAZwriteInstance ( PAZINST local );

/* lighting calls */
extern PAZLIGHT PAZcreateLight ();
extern PAZLIGHT PAZdeleteLight ( PAZLIGHT light );
extern void PAZreadLight ( PAZLIGHT local );
extern void PAZwriteLight ( PAZLIGHT local );
extern void PAZinitLight ( PAZLIGHT v, int type,
          float a, float b, float c, float x, float y, float z );

/* viewing calls */
extern PAZVIEW PAZcreateView ();
extern PAZVIEW PAZdeleteView ( PAZVIEW view );
extern void PAZreadView ( PAZVIEW local );
extern void PAZwriteView ( PAZVIEW local );
extern void PAZinitView ( PAZVIEW v, float d, float near, float far, float x, float y,
                          float aspect, int device );

/* geometry calls */
extern void PAZidMatrix ( MATRIX m );
extern void PAZtranslate ( MATRIX m, float x, float y, float z, int post );
extern void PAZrotate ( MATRIX m, float angle, int axis, int post );
extern void PAZscale ( MATRIX m, float sx, float sy, float sz, int post );

extern void PAZtranslatePair ( MATRIX f, MATRIX b, float x, float y, float z );
extern void PAZrotatePair ( MATRIX f, MATRIX b, float angle, int axis );
extern void PAZscalePair ( MATRIX f, MATRIX b, float sx, float sy, float sz );
extern void PAZconcat ( MATRIX m, MATRIX a, MATRIX b, int post );

/* miscellaneous control calls */

extern void PAZrenderScene ( int me, int nodes );
extern void PAZsetBackGND ( float r, float g, float b );

/* heirarchies */

extern INSTANCE *PAZlink ( INSTANCE *parent, INSTANCE *chain );
extern INSTANCE *PAZnest ( INSTANCE *parent, INSTANCE *child );
extern INSTANCE *PAZunlink ( INSTANCE *chain );
extern INSTANCE *PAZunnest ( INSTANCE *child );

extern void PAZdeleteTree ( INSTANCE *root );


extern int PAZlinkName ( int parent, int chain );
extern int PAZnestName ( int parent, int child );
extern int PAZunlinkName ( int chain );
extern int PAZunnestName ( int child );

extern void PAZdeleteTreeName ( int root );


#endif