448 lines
11 KiB
C
448 lines
11 KiB
C
|
/*
|
||
|
|
** Copyright 1992, Silicon Graphics, Inc.
|
||
|
|
** All Rights Reserved.
|
||
|
|
**
|
||
|
|
** This is UNPUBLISHED PROPRIETARY SOURCE CODE of Silicon Graphics, Inc.;
|
||
|
|
** the contents of this file may not be disclosed to third parties, copied or
|
||
|
|
** duplicated in any form, in whole or in part, without the prior written
|
||
|
|
** permission of Silicon Graphics, Inc.
|
||
|
|
**
|
||
|
|
** RESTRICTED RIGHTS LEGEND:
|
||
|
|
** Use, duplication or disclosure by the Government is subject to restrictions
|
||
|
|
** as set forth in subdivision (c)(1)(ii) of the Rights in Technical Data
|
||
|
|
** and Computer Software clause at DFARS 252.227-7013, and/or in similar or
|
||
|
|
** successor clauses in the FAR, DOD or NASA FAR Supplement. Unpublished -
|
||
|
|
** rights reserved under the Copyright Laws of the United States.
|
||
|
|
**
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include <stdlib.h>
|
||
|
|
#include <setjmp.h>
|
||
|
|
|
||
|
|
struct JumpBuffer {
|
||
|
|
jmp_buf buf;
|
||
|
|
};
|
||
|
|
|
||
|
|
#define mysetjmp(x) setjmp((x)->buf)
|
||
|
|
#define mylongjmp(x,y) longjmp((x)->buf, y)
|
||
|
|
|
||
|
|
/* <<AT&T USL C++ Language System <3.0.1> 02/03/92>> */
|
||
|
|
/* < ../core/trimregion.c++ > */
|
||
|
|
|
||
|
|
void *__vec_new (void *, int , int , void *);
|
||
|
|
|
||
|
|
void __vec_ct (void *, int , int , void *);
|
||
|
|
|
||
|
|
void __vec_dt (void *, int , int , void *);
|
||
|
|
|
||
|
|
void __vec_delete (void *, int , int , void *, int , int );
|
||
|
|
typedef int (*__vptp)(void);
|
||
|
|
struct __mptr {short d; short i; __vptp f; };
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
typedef unsigned int size_t ;
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
// extern void *malloc (size_t );
|
||
|
|
// extern void free (void *);
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
struct Arc;
|
||
|
|
|
||
|
|
struct Backend;
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
typedef float REAL ;
|
||
|
|
typedef void (*Pfvv )(void );
|
||
|
|
typedef void (*Pfvf )(float *);
|
||
|
|
typedef int (*cmpfunc )(void *, void *);
|
||
|
|
typedef REAL Knot ;
|
||
|
|
|
||
|
|
typedef REAL *Knot_ptr ;
|
||
|
|
|
||
|
|
struct TrimVertex;
|
||
|
|
|
||
|
|
struct TrimVertex {
|
||
|
|
REAL param__10TrimVertex [2];
|
||
|
|
long nuid__10TrimVertex ;
|
||
|
|
};
|
||
|
|
|
||
|
|
typedef struct TrimVertex *TrimVertex_p ;
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
struct Buffer;
|
||
|
|
|
||
|
|
struct Buffer {
|
||
|
|
|
||
|
|
struct Buffer *next__6Buffer ;
|
||
|
|
};
|
||
|
|
struct Pool;
|
||
|
|
|
||
|
|
enum __Q2_4Pool5Magic { is_allocated__Q2_4Pool5Magic = 62369, is_free__Q2_4Pool5Magic = 61858} ;
|
||
|
|
|
||
|
|
struct Pool {
|
||
|
|
|
||
|
|
struct Buffer *freelist__4Pool ;
|
||
|
|
char *blocklist__4Pool [32];
|
||
|
|
int nextblock__4Pool ;
|
||
|
|
char *curblock__4Pool ;
|
||
|
|
int buffersize__4Pool ;
|
||
|
|
int nextsize__4Pool ;
|
||
|
|
int nextfree__4Pool ;
|
||
|
|
int initsize__4Pool ;
|
||
|
|
|
||
|
|
char *name__4Pool ;
|
||
|
|
int magic__4Pool ;
|
||
|
|
};
|
||
|
|
|
||
|
|
void __glgrow__4PoolFv (struct Pool *);
|
||
|
|
|
||
|
|
|
||
|
|
struct PooledObj;
|
||
|
|
|
||
|
|
struct PooledObj {
|
||
|
|
|
||
|
|
char __W3__9PooledObj ;
|
||
|
|
};
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
struct PwlArc;
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
struct PwlArc {
|
||
|
|
|
||
|
|
char __W3__9PooledObj ;
|
||
|
|
|
||
|
|
struct TrimVertex *pts__6PwlArc ;
|
||
|
|
int npts__6PwlArc ;
|
||
|
|
long type__6PwlArc ;
|
||
|
|
};
|
||
|
|
|
||
|
|
|
||
|
|
struct Bin;
|
||
|
|
|
||
|
|
struct Arc;
|
||
|
|
|
||
|
|
struct BezierArc;
|
||
|
|
|
||
|
|
|
||
|
|
typedef struct Arc *Arc_ptr ;
|
||
|
|
enum arc_side { arc_none = 0, arc_right = 1, arc_top = 2, arc_left = 3, arc_bottom = 4} ;
|
||
|
|
|
||
|
|
|
||
|
|
struct Arc;
|
||
|
|
|
||
|
|
struct Arc {
|
||
|
|
|
||
|
|
char __W3__9PooledObj ;
|
||
|
|
|
||
|
|
Arc_ptr prev__3Arc ;
|
||
|
|
Arc_ptr next__3Arc ;
|
||
|
|
Arc_ptr link__3Arc ;
|
||
|
|
struct BezierArc *bezierArc__3Arc ;
|
||
|
|
struct PwlArc *pwlArc__3Arc ;
|
||
|
|
long type__3Arc ;
|
||
|
|
long nuid__3Arc ;
|
||
|
|
};
|
||
|
|
|
||
|
|
extern int __glbezier_tag__3Arc ;
|
||
|
|
extern int __glarc_tag__3Arc ;
|
||
|
|
extern int __gltail_tag__3Arc ;
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
struct Jarcloc;
|
||
|
|
|
||
|
|
struct Jarcloc {
|
||
|
|
|
||
|
|
struct Arc *arc__7Jarcloc ;
|
||
|
|
struct TrimVertex *p__7Jarcloc ;
|
||
|
|
struct TrimVertex *plast__7Jarcloc ;
|
||
|
|
};
|
||
|
|
|
||
|
|
|
||
|
|
struct Trimline;
|
||
|
|
|
||
|
|
struct Trimline {
|
||
|
|
|
||
|
|
struct TrimVertex **pts__8Trimline ;
|
||
|
|
long numverts__8Trimline ;
|
||
|
|
long i__8Trimline ;
|
||
|
|
long size__8Trimline ;
|
||
|
|
struct Jarcloc jarcl__8Trimline ;
|
||
|
|
struct TrimVertex t__8Trimline ;
|
||
|
|
|
||
|
|
struct TrimVertex b__8Trimline ;
|
||
|
|
struct TrimVertex *tinterp__8Trimline ;
|
||
|
|
|
||
|
|
struct TrimVertex *binterp__8Trimline ;
|
||
|
|
};
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
struct Gridline;
|
||
|
|
|
||
|
|
struct Gridline {
|
||
|
|
long v__8Gridline ;
|
||
|
|
REAL vval__8Gridline ;
|
||
|
|
long vindex__8Gridline ;
|
||
|
|
long ustart__8Gridline ;
|
||
|
|
long uend__8Gridline ;
|
||
|
|
};
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
struct Uarray;
|
||
|
|
|
||
|
|
struct Uarray {
|
||
|
|
|
||
|
|
long size__6Uarray ;
|
||
|
|
long ulines__6Uarray ;
|
||
|
|
|
||
|
|
REAL *uarray__6Uarray ;
|
||
|
|
};
|
||
|
|
|
||
|
|
|
||
|
|
struct Backend;
|
||
|
|
|
||
|
|
struct TrimRegion;
|
||
|
|
|
||
|
|
void __gl__dt__8TrimlineFv (struct Trimline *, int );
|
||
|
|
|
||
|
|
void __gl__dt__6UarrayFv (struct Uarray *, int );
|
||
|
|
|
||
|
|
|
||
|
|
struct TrimRegion {
|
||
|
|
|
||
|
|
struct Trimline left__10TrimRegion ;
|
||
|
|
struct Trimline right__10TrimRegion ;
|
||
|
|
struct Gridline top__10TrimRegion ;
|
||
|
|
struct Gridline bot__10TrimRegion ;
|
||
|
|
struct Uarray uarray__10TrimRegion ;
|
||
|
|
|
||
|
|
REAL oneOverDu__10TrimRegion ;
|
||
|
|
};
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
struct GridVertex;
|
||
|
|
|
||
|
|
struct GridVertex {
|
||
|
|
long gparam__10GridVertex [2];
|
||
|
|
};
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
struct GridTrimVertex;
|
||
|
|
|
||
|
|
struct GridTrimVertex {
|
||
|
|
|
||
|
|
char __W3__9PooledObj ;
|
||
|
|
|
||
|
|
struct TrimVertex dummyt__14GridTrimVertex ;
|
||
|
|
struct GridVertex dummyg__14GridTrimVertex ;
|
||
|
|
|
||
|
|
struct TrimVertex *t__14GridTrimVertex ;
|
||
|
|
struct GridVertex *g__14GridTrimVertex ;
|
||
|
|
};
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
typedef struct GridTrimVertex *GridTrimVertex_p ;
|
||
|
|
|
||
|
|
struct BasicCurveEvaluator;
|
||
|
|
|
||
|
|
struct BasicSurfaceEvaluator;
|
||
|
|
|
||
|
|
struct Backend;
|
||
|
|
|
||
|
|
struct Backend {
|
||
|
|
|
||
|
|
struct BasicCurveEvaluator *curveEvaluator__7Backend ;
|
||
|
|
struct BasicSurfaceEvaluator *surfaceEvaluator__7Backend ;
|
||
|
|
|
||
|
|
int wireframetris__7Backend ;
|
||
|
|
int wireframequads__7Backend ;
|
||
|
|
int npts__7Backend ;
|
||
|
|
REAL mesh__7Backend [3][4];
|
||
|
|
int meshindex__7Backend ;
|
||
|
|
};
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
extern struct __mptr* __ptbl_vec_____core_trimregion_c_____ct_[];
|
||
|
|
|
||
|
|
struct Trimline *__gl__ct__8TrimlineFv (struct Trimline *);
|
||
|
|
|
||
|
|
struct Uarray *__gl__ct__6UarrayFv (struct Uarray *);
|
||
|
|
|
||
|
|
static void *__nw__FUi (size_t );
|
||
|
|
|
||
|
|
struct TrimRegion *__gl__ct__10TrimRegionFv (struct TrimRegion *__0this )
|
||
|
|
{ if (__0this || (__0this = (struct TrimRegion *)__nw__FUi ( sizeof (struct TrimRegion)) ))( ( __gl__ct__8TrimlineFv ( (struct
|
||
|
|
Trimline *)(& __0this -> left__10TrimRegion )) , __gl__ct__8TrimlineFv ( (struct Trimline *)(& __0this -> right__10TrimRegion )) ) , __gl__ct__6UarrayFv ( (struct Uarray *)(&
|
||
|
|
__0this -> uarray__10TrimRegion )) ) ;
|
||
|
|
return __0this ;
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
void __glsetDu__10TrimRegionFf (struct TrimRegion *__0this , REAL __1du )
|
||
|
|
{
|
||
|
|
__0this -> oneOverDu__10TrimRegion = (1.0 / __1du );
|
||
|
|
}
|
||
|
|
|
||
|
|
void __glinit__8TrimlineFlP3ArcT1 (struct Trimline *, long , struct Arc *, long );
|
||
|
|
void __glgetNextPt__8TrimlineFv (struct Trimline *);
|
||
|
|
void __glgetPrevPt__8TrimlineFv (struct Trimline *);
|
||
|
|
|
||
|
|
void __glinit__10TrimRegionFlP3Arc (struct TrimRegion *__0this , long __1npts , Arc_ptr __1extrema )
|
||
|
|
{
|
||
|
|
__glinit__8TrimlineFlP3ArcT1 ( (struct Trimline *)(& __0this -> left__10TrimRegion ), __1npts , __1extrema , (long
|
||
|
|
)(__1extrema -> pwlArc__3Arc -> npts__6PwlArc - 1 )) ;
|
||
|
|
__glgetNextPt__8TrimlineFv ( (struct Trimline *)(& __0this -> left__10TrimRegion )) ;
|
||
|
|
|
||
|
|
__glinit__8TrimlineFlP3ArcT1 ( (struct Trimline *)(& __0this -> right__10TrimRegion ), __1npts , __1extrema , (long )0 ) ;
|
||
|
|
__glgetPrevPt__8TrimlineFv ( (struct Trimline *)(& __0this -> right__10TrimRegion )) ;
|
||
|
|
}
|
||
|
|
|
||
|
|
void __glgetNextPts__8TrimlineFP3Ar0 (struct Trimline *, struct Arc *);
|
||
|
|
void __glgetPrevPts__8TrimlineFP3Ar0 (struct Trimline *, struct Arc *);
|
||
|
|
|
||
|
|
void __glgetPts__10TrimRegionFP3Arc (struct TrimRegion *__0this , Arc_ptr __1extrema )
|
||
|
|
{
|
||
|
|
__glgetNextPts__8TrimlineFP3Ar0 ( (struct Trimline *)(& __0this -> left__10TrimRegion ), __1extrema ) ;
|
||
|
|
__glgetPrevPts__8TrimlineFP3Ar0 ( (struct Trimline *)(& __0this -> right__10TrimRegion ), __1extrema ) ;
|
||
|
|
}
|
||
|
|
|
||
|
|
void __glgetNextPts__8TrimlineFfR7B0 (struct Trimline *, REAL , struct Backend *);
|
||
|
|
void __glgetPrevPts__8TrimlineFfR7B0 (struct Trimline *, REAL , struct Backend *);
|
||
|
|
|
||
|
|
void __glgetPts__10TrimRegionFR7Bac0 (struct TrimRegion *__0this , struct Backend *__1backend )
|
||
|
|
{
|
||
|
|
__glgetNextPts__8TrimlineFfR7B0 ( (struct Trimline *)(& __0this -> left__10TrimRegion ), __0this -> bot__10TrimRegion . vval__8Gridline , __1backend )
|
||
|
|
;
|
||
|
|
__glgetPrevPts__8TrimlineFfR7B0 ( (struct Trimline *)(& __0this -> right__10TrimRegion ), __0this -> bot__10TrimRegion . vval__8Gridline , __1backend ) ;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
void __glgetGridExtent__10TrimRegio1 (struct TrimRegion *, struct TrimVertex *, struct TrimVertex *);
|
||
|
|
|
||
|
|
void __glgetGridExtent__10TrimRegio0 (struct TrimRegion *__0this )
|
||
|
|
{
|
||
|
|
__glgetGridExtent__10TrimRegio1 ( __0this , ( (((struct Trimline *)(& __0this -> left__10TrimRegion ))-> i__8Trimline = ((struct Trimline *)(& __0this ->
|
||
|
|
left__10TrimRegion ))-> numverts__8Trimline ), (((struct Trimline *)(& __0this -> left__10TrimRegion ))-> pts__8Trimline [(-- ((struct Trimline *)(& __0this -> left__10TrimRegion ))-> i__8Trimline )])) , (
|
||
|
|
(((struct Trimline *)(& __0this -> right__10TrimRegion ))-> i__8Trimline = ((struct Trimline *)(& __0this -> right__10TrimRegion ))-> numverts__8Trimline ), (((struct Trimline *)(& __0this -> right__10TrimRegion ))->
|
||
|
|
pts__8Trimline [(-- ((struct Trimline *)(& __0this -> right__10TrimRegion ))-> i__8Trimline )])) ) ;
|
||
|
|
}
|
||
|
|
|
||
|
|
void __glgetGridExtent__10TrimRegio1 (struct TrimRegion *__0this , struct TrimVertex *__1l , struct TrimVertex *__1r )
|
||
|
|
{
|
||
|
|
__0this -> bot__10TrimRegion . ustart__8Gridline = (((long )(((__1l -> param__10TrimVertex [0 ])- (__0this ->
|
||
|
|
uarray__10TrimRegion . uarray__6Uarray [0 ]))* __0this -> oneOverDu__10TrimRegion )));
|
||
|
|
if ((__1l -> param__10TrimVertex [0 ])>= (__0this -> uarray__10TrimRegion . uarray__6Uarray [__0this -> bot__10TrimRegion . ustart__8Gridline ]))__0this -> bot__10TrimRegion . ustart__8Gridline ++ ;
|
||
|
|
|
||
|
|
((void )0 );
|
||
|
|
((void )0 );
|
||
|
|
|
||
|
|
__0this -> bot__10TrimRegion . uend__8Gridline = (((__1r -> param__10TrimVertex [0 ])- (__0this -> uarray__10TrimRegion . uarray__6Uarray [0 ]))* __0this -> oneOverDu__10TrimRegion );
|
||
|
|
if ((__0this -> uarray__10TrimRegion . uarray__6Uarray [__0this -> bot__10TrimRegion . uend__8Gridline ])>= (__1r -> param__10TrimVertex [0 ]))__0this -> bot__10TrimRegion . uend__8Gridline -- ;
|
||
|
|
|
||
|
|
((void )0 );
|
||
|
|
((void )0 );
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
int __glcanTile__10TrimRegionFv (struct TrimRegion *__0this )
|
||
|
|
{
|
||
|
|
struct TrimVertex *__1lf ;
|
||
|
|
struct TrimVertex *__1ll ;
|
||
|
|
struct TrimVertex *__1l ;
|
||
|
|
|
||
|
|
struct TrimVertex *__1rf ;
|
||
|
|
struct TrimVertex *__1rl ;
|
||
|
|
struct TrimVertex *__1r ;
|
||
|
|
|
||
|
|
__1lf = ( (((struct Trimline *)(& __0this -> left__10TrimRegion ))-> i__8Trimline = 0 ), (((struct Trimline *)(& __0this -> left__10TrimRegion ))-> pts__8Trimline [((struct Trimline *)(&
|
||
|
|
__0this -> left__10TrimRegion ))-> i__8Trimline ])) ;
|
||
|
|
__1ll = ( (((struct Trimline *)(& __0this -> left__10TrimRegion ))-> i__8Trimline = ((struct Trimline *)(& __0this -> left__10TrimRegion ))-> numverts__8Trimline ), (((struct Trimline *)(&
|
||
|
|
__0this -> left__10TrimRegion ))-> pts__8Trimline [(-- ((struct Trimline *)(& __0this -> left__10TrimRegion ))-> i__8Trimline )])) ;
|
||
|
|
__1l = (((__1ll -> param__10TrimVertex [0 ])> (__1lf -> param__10TrimVertex [0 ]))?__1ll :__1lf );
|
||
|
|
|
||
|
|
__1rf = ( (((struct Trimline *)(& __0this -> right__10TrimRegion ))-> i__8Trimline = 0 ), (((struct Trimline *)(& __0this -> right__10TrimRegion ))-> pts__8Trimline [((struct Trimline *)(&
|
||
|
|
__0this -> right__10TrimRegion ))-> i__8Trimline ])) ;
|
||
|
|
__1rl = ( (((struct Trimline *)(& __0this -> right__10TrimRegion ))-> i__8Trimline = ((struct Trimline *)(& __0this -> right__10TrimRegion ))-> numverts__8Trimline ), (((struct Trimline *)(&
|
||
|
|
__0this -> right__10TrimRegion ))-> pts__8Trimline [(-- ((struct Trimline *)(& __0this -> right__10TrimRegion ))-> i__8Trimline )])) ;
|
||
|
|
__1r = (((__1rl -> param__10TrimVertex [0 ])< (__1rf -> param__10TrimVertex [0 ]))?__1rl :__1rf );
|
||
|
|
return (((__1l -> param__10TrimVertex [0 ])<= (__1r -> param__10TrimVertex [0 ]))?1 :0 );
|
||
|
|
}
|
||
|
|
|
||
|
|
static void *__nw__FUi (
|
||
|
|
size_t __1s )
|
||
|
|
{
|
||
|
|
void *__1__Xp00uzigaiaa ;
|
||
|
|
|
||
|
|
__1__Xp00uzigaiaa = malloc ( __1s ) ;
|
||
|
|
if (__1__Xp00uzigaiaa ){
|
||
|
|
return __1__Xp00uzigaiaa ;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
return __1__Xp00uzigaiaa ;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
/* the end */
|