/* ** 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 ** ** This is UNPUBLISHED PROPRIETARY SOURCE CODE of Silicon Graphics, Inc.; ** the contents of this file may not be disclosed to third parties, copied or ** duplicated in any form, in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 Unpublished - ** rights reserved under the Copyright Laws of the United States.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 #include struct JumpBuffer { jmp_buf buf; }; #define mysetjmp(x) setjmp((x)->buf) #define mylongjmp(x,y) longjmp((x)->buf, y) /* < 02/03/92>> */ /* < ../core/splitarcs.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 JumpBuffer; 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 ; }; 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 PwlArc; struct PwlArc { char __W3__9PooledObj ; struct TrimVertex *pts__6PwlArc ; int npts__6PwlArc ; long type__6PwlArc ; }; struct TrimVertex; struct TrimVertex { REAL param__10TrimVertex [2]; long nuid__10TrimVertex ; }; typedef struct TrimVertex *TrimVertex_p ; 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 Bin; struct Bin { struct Arc *head__3Bin ; struct Arc *current__3Bin ; }; struct Sorter; struct Sorter { int es__6Sorter ; struct __mptr *__vptr__6Sorter ; }; struct FlistSorter; struct FlistSorter { int es__6Sorter ; struct __mptr *__vptr__6Sorter ; }; struct Flist; struct Flist { REAL *pts__5Flist ; int npts__5Flist ; int start__5Flist ; int end__5Flist ; struct FlistSorter sorter__5Flist ; }; struct Backend; 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 GridTrimVertex; struct __Q2_4Hull4Side; struct __Q2_4Hull4Side { struct Trimline *left__Q2_4Hull4Side ; struct Gridline *line__Q2_4Hull4Side ; struct Trimline *right__Q2_4Hull4Side ; long index__Q2_4Hull4Side ; }; struct Hull; struct Hull { struct __Q2_4Hull4Side lower__4Hull ; struct __Q2_4Hull4Side upper__4Hull ; struct Trimline fakeleft__4Hull ; struct Trimline fakeright__4Hull ; struct TrimRegion *PTrimRegion; struct TrimRegion OTrimRegion; }; struct Backend; struct GridTrimVertex; struct Mesher; struct Mesher { struct __Q2_4Hull4Side lower__4Hull ; struct __Q2_4Hull4Side upper__4Hull ; struct Trimline fakeleft__4Hull ; struct Trimline fakeright__4Hull ; struct TrimRegion *PTrimRegion; struct Backend *backend__6Mesher ; struct Pool p__6Mesher ; unsigned int stacksize__6Mesher ; struct GridTrimVertex **vdata__6Mesher ; struct GridTrimVertex *last__6Mesher [2]; int itop__6Mesher ; int lastedge__6Mesher ; struct TrimRegion OTrimRegion; }; extern float __glZERO__6Mesher ; struct Backend; struct GridVertex; struct GridTrimVertex; struct CoveAndTiler; struct CoveAndTiler { struct Backend *backend__12CoveAndTiler ; struct TrimRegion *PTrimRegion; struct TrimRegion OTrimRegion; }; extern int __glMAXSTRIPSIZE__12CoveAndTil0 ; struct Backend; struct Slicer; struct Slicer { struct Backend *backend__12CoveAndTiler ; struct TrimRegion *PTrimRegion; struct Mesher OMesher; struct Backend *backend__6Slicer ; REAL oneOverDu__6Slicer ; REAL du__6Slicer ; REAL dv__6Slicer ; int isolines__6Slicer ; }; struct BezierArc; struct TrimVertexPool; struct ArcTessellator; struct ArcTessellator { struct Pool *pwlarcpool__14ArcTessellator ; struct TrimVertexPool *trimvertexpool__14ArcTessellator ; }; extern REAL __glgl_Bernstein__14ArcTessell0 [][24][24]; struct TrimVertexPool; struct TrimVertexPool { struct Pool pool__14TrimVertexPool ; struct TrimVertex **vlist__14TrimVertexPool ; int nextvlistslot__14TrimVertexPool ; int vlistsize__14TrimVertexPool ; }; struct Renderhints; struct Backend; struct Quilt; struct Patchlist; struct Curvelist; struct JumpBuffer; struct Subdivider; enum __Q2_10Subdivider3dir { down__Q2_10Subdivider3dir = 0, same__Q2_10Subdivider3dir = 1, up__Q2_10Subdivider3dir = 2, none__Q2_10Subdivider3dir = 3} ; struct Subdivider { struct Slicer slicer__10Subdivider ; struct ArcTessellator arctessellator__10Subdivider ; struct Pool arcpool__10Subdivider ; struct Pool bezierarcpool__10Subdivider ; struct Pool pwlarcpool__10Subdivider ; struct TrimVertexPool trimvertexpool__10Subdivider ; struct JumpBuffer *jumpbuffer__10Subdivider ; struct Renderhints *renderhints__10Subdivider ; struct Backend *backend__10Subdivider ; struct Bin initialbin__10Subdivider ; struct Arc *pjarc__10Subdivider ; int s_index__10Subdivider ; int t_index__10Subdivider ; struct Quilt *qlist__10Subdivider ; struct Flist spbrkpts__10Subdivider ; struct Flist tpbrkpts__10Subdivider ; struct Flist smbrkpts__10Subdivider ; struct Flist tmbrkpts__10Subdivider ; REAL stepsizes__10Subdivider [4]; int showDegenerate__10Subdivider ; int isArcTypeBezier__10Subdivider ; }; struct ArcSorter; struct ArcSorter { int es__6Sorter ; struct __mptr *__vptr__6Sorter ; struct Subdivider *subdivider__9ArcSorter ; }; struct ArcSdirSorter; struct ArcSdirSorter { int es__6Sorter ; struct __mptr *__vptr__6Sorter ; struct Subdivider *subdivider__9ArcSorter ; }; struct ArcTdirSorter; struct ArcTdirSorter { int es__6Sorter ; struct __mptr *__vptr__6Sorter ; struct Subdivider *subdivider__9ArcSorter ; }; struct Bin *__gl__ct__3BinFv (struct Bin *); void __glpartition__10SubdividerFR30 (struct Subdivider *, struct Bin *, struct Bin *, struct Bin *, struct Bin *, struct Bin *, int , REAL ); int __glnumarcs__3BinFv (struct Bin *); struct ArcSdirSorter *__gl__ct__13ArcSdirSorterFR10S0 (struct ArcSdirSorter *, struct Subdivider *); void __glqsort__9ArcSorterFPP3Arci (struct ArcSorter *, struct Arc **, int ); void __glcheck_s__10SubdividerFP3Ar0 (struct Subdivider *, struct Arc *, struct Arc *); void __gljoin_s__10SubdividerFR3Bin0 (struct Subdivider *, struct Bin *, struct Bin *, struct Arc *, struct Arc *); struct ArcTdirSorter *__gl__ct__13ArcTdirSorterFR10S0 (struct ArcTdirSorter *, struct Subdivider *); void __glcheck_t__10SubdividerFP3Ar0 (struct Subdivider *, struct Arc *, struct Arc *); void __gljoin_t__10SubdividerFR3Bin0 (struct Subdivider *, struct Bin *, struct Bin *, struct Arc *, struct Arc *); void __gladopt__3BinFv (struct Bin *); extern struct __mptr* __ptbl_vec_____core_splitarcs_c___split_[]; void __gl__dt__3BinFv (struct Bin *, int ); void __glsplit__10SubdividerFR3BinN0 (struct Subdivider *__0this , struct Bin *__1bin , struct Bin *__1left , struct Bin *__1right , int __1param , REAL __1value ) { struct Bin __1intersections ; struct Bin __1unknown ; __gl__ct__3BinFv ( (struct Bin *)(& __1intersections )) ; __gl__ct__3BinFv ( (struct Bin *)(& __1unknown )) ; __glpartition__10SubdividerFR30 ( __0this , __1bin , __1left , (struct Bin *)(& __1intersections ), __1right , (struct Bin *)(& __1unknown ), __1param , __1value ) ; { int __1count ; __1count = __glnumarcs__3BinFv ( (struct Bin *)(& __1intersections )) ; if (__1count % 2 ){ mylongjmp ( __0this -> jumpbuffer__10Subdivider , 29 ) ; } { Arc_ptr __1arclist [10]; Arc_ptr *__1list ; Arc_ptr __1jarc ; if (__1count >= 10 ){ void *__1__Xp00uzigaiaa ; __1list = (((struct Arc **)( (__1__Xp00uzigaiaa = malloc ( ((sizeof (struct Arc *))* __1count )) ), (__1__Xp00uzigaiaa ?(((void *)__1__Xp00uzigaiaa )):(((void *)__1__Xp00uzigaiaa )))) )); } else { __1list = __1arclist ; } ; { { Arc_ptr *__1last ; struct Arc *__1__Xjarc00efckaice ; __1last = __1list ; for(;__1jarc = ( (__1__Xjarc00efckaice = ((struct Bin *)(& __1intersections ))-> head__3Bin ), ( (__1__Xjarc00efckaice ?( (((struct Bin *)(& __1intersections ))-> head__3Bin = __1__Xjarc00efckaice -> link__3Arc ), 0 ) :( 0 ) ), __1__Xjarc00efckaice ) ) ;__1last ++ ) ((*__1last ))= __1jarc ; if (__1param == 0 ){ struct ArcSdirSorter __2sorter ; __gl__ct__13ArcSdirSorterFR10S0 ( (struct ArcSdirSorter *)(& __2sorter ), (struct Subdivider *)__0this ) ; __glqsort__9ArcSorterFPP3Arci ( (struct ArcSorter *)(& __2sorter ), __1list , __1count ) ; { { Arc_ptr *__2lptr ; __2lptr = __1list ; for(;__2lptr < __1last ;__2lptr += 2 ) __glcheck_s__10SubdividerFP3Ar0 ( __0this , __2lptr [0 ], __2lptr [1 ]) ; for(__2lptr = __1list ;__2lptr < __1last ;__2lptr += 2 ) __gljoin_s__10SubdividerFR3Bin0 ( __0this , __1left , __1right , __2lptr [0 ], __2lptr [1 ]) ; for(__2lptr = __1list ;__2lptr != __1last ;__2lptr ++ ) { if (((( (((REAL *)(((struct Arc *)((*__2lptr )))-> next__3Arc -> pwlArc__3Arc -> pts__6PwlArc [0 ]). param__10TrimVertex ))) [0 ])<= __1value )&& ((( (((REAL *)(((struct Arc *)((*__2lptr )))-> pwlArc__3Arc -> pts__6PwlArc [0 ]). param__10TrimVertex ))) [0 ])<= __1value )) ( (((*__2lptr ))-> link__3Arc = ((struct Bin *)__1left )-> head__3Bin ), (((struct Bin *)__1left )-> head__3Bin = ((*__2lptr )))) ; else ( (((*__2lptr ))-> link__3Arc = ((struct Bin *)__1right )-> head__3Bin ), (((struct Bin *)__1right )-> head__3Bin = ((*__2lptr )))) ; } } } } else { struct ArcTdirSorter __2sorter ; __gl__ct__13ArcTdirSorterFR10S0 ( (struct ArcTdirSorter *)(& __2sorter ), (struct Subdivider *)__0this ) ; __glqsort__9ArcSorterFPP3Arci ( (struct ArcSorter *)(& __2sorter ), __1list , __1count ) ; { { Arc_ptr *__2lptr ; __2lptr = __1list ; for(;__2lptr < __1last ;__2lptr += 2 ) __glcheck_t__10SubdividerFP3Ar0 ( __0this , __2lptr [0 ], __2lptr [1 ]) ; for(__2lptr = __1list ;__2lptr < __1last ;__2lptr += 2 ) __gljoin_t__10SubdividerFR3Bin0 ( __0this , __1left , __1right , __2lptr [0 ], __2lptr [1 ]) ; for(__2lptr = __1list ;__2lptr != __1last ;__2lptr ++ ) { if (((( (((REAL *)(((struct Arc *)((*__2lptr )))-> next__3Arc -> pwlArc__3Arc -> pts__6PwlArc [0 ]). param__10TrimVertex ))) [1 ])<= __1value )&& ((( (((REAL *)(((struct Arc *)((*__2lptr )))-> pwlArc__3Arc -> pts__6PwlArc [0 ]). param__10TrimVertex ))) [1 ])<= __1value )) ( (((*__2lptr ))-> link__3Arc = ((struct Bin *)__1left )-> head__3Bin ), (((struct Bin *)__1left )-> head__3Bin = ((*__2lptr )))) ; else ( (((*__2lptr ))-> link__3Arc = ((struct Bin *)__1right )-> head__3Bin ), (((struct Bin *)__1right )-> head__3Bin = ((*__2lptr )))) ; } } } } if (__1list != __1arclist )( (((void *)__1list )?( free ( ((void *)__1list )) , 0 ) :( 0 ) )) ; __gladopt__3BinFv ( (struct Bin *)(& __1unknown )) ; } } } } __gl__dt__3BinFv ( (struct Bin *)(& __1unknown ), 2) ; __gl__dt__3BinFv ( (struct Bin *)(& __1intersections ), 2) ; } void __glcheck_s__10SubdividerFP3Ar0 (struct Subdivider *__0this , Arc_ptr __1jarc1 , Arc_ptr __1jarc2 ) { ((void )0 ); ((void )0 ); ((void )0 ); ((void )0 ); ((void )0 ); if (! ((( (((REAL *)(((struct Arc *)__1jarc1 )-> pwlArc__3Arc -> pts__6PwlArc [0 ]). param__10TrimVertex ))) [0 ])< (( (((REAL *)(((struct Arc *)__1jarc1 )-> next__3Arc -> pwlArc__3Arc -> pts__6PwlArc [0 ]). param__10TrimVertex ))) [0 ]))){ mylongjmp ( __0this -> jumpbuffer__10Subdivider , 28 ) ; } if (! ((( (((REAL *)(((struct Arc *)__1jarc2 )-> pwlArc__3Arc -> pts__6PwlArc [0 ]). param__10TrimVertex ))) [0 ])> (( (((REAL *)(((struct Arc *)__1jarc2 )-> next__3Arc -> pwlArc__3Arc -> pts__6PwlArc [0 ]). param__10TrimVertex ))) [0 ]))){ mylongjmp ( __0this -> jumpbuffer__10Subdivider , 28 ) ; } } void __glbezier__14ArcTessellatorFP0 (struct ArcTessellator *, struct Arc *, REAL , REAL , REAL , REAL ); void __glpwl_right__14ArcTessellato0 (struct ArcTessellator *, struct Arc *, REAL , REAL , REAL , REAL ); void __glpwl_left__14ArcTessellator0 (struct ArcTessellator *, struct Arc *, REAL , REAL , REAL , REAL ); void __gljoin_s__10SubdividerFR3Bin0 (struct Subdivider *__0this , struct Bin *__1left , struct Bin *__1right , Arc_ptr __1jarc1 , Arc_ptr __1jarc2 ) { ((void )0 ); ((void )0 ); ((void )0 ); if (! ( (((int )(((struct Arc *)__1jarc1 )-> type__3Arc & __gltail_tag__3Arc )))) ) __1jarc1 = __1jarc1 -> next__3Arc ; if (! ( (((int )(((struct Arc *)__1jarc2 )-> type__3Arc & __gltail_tag__3Arc )))) ) __1jarc2 = __1jarc2 -> next__3Arc ; { REAL __1s ; REAL __1t1 ; REAL __1t2 ; __1s = (( (((REAL *)(((struct Arc *)__1jarc1 )-> pwlArc__3Arc -> pts__6PwlArc [0 ]). param__10TrimVertex ))) [0 ]); __1t1 = (( (((REAL *)(((struct Arc *)__1jarc1 )-> pwlArc__3Arc -> pts__6PwlArc [0 ]). param__10TrimVertex ))) [1 ]); __1t2 = (( (((REAL *)(((struct Arc *)__1jarc2 )-> pwlArc__3Arc -> pts__6PwlArc [0 ]). param__10TrimVertex ))) [1 ]); if (__1t1 == __1t2 ){ struct Arc *__1__X16 ; struct Arc *__1__X17 ; struct Arc *__1__Xtmp002o1qailf ; ( (__1__X16 = __1jarc1 ), ( (__1__X17 = __1jarc2 ), ( (__1__Xtmp002o1qailf = __1__X17 -> prev__3Arc ), ( (__1__X17 -> prev__3Arc = __1__X16 -> prev__3Arc ), ( (__1__X16 -> prev__3Arc = __1__Xtmp002o1qailf ), ( (__1__X17 -> prev__3Arc -> next__3Arc = __1__X17 ), (__1__X16 -> prev__3Arc -> next__3Arc = __1__X16 )) ) ) ) ) ) ; } else { Arc_ptr __2newright ; Arc_ptr __2newleft ; struct Arc *__1__X18 ; struct Arc *__1__X19 ; struct Arc *__1__X20 ; struct Arc *__1__X21 ; struct Arc *__0__X22 ; void *__1__Xbuffer00eohgaiaa ; struct Arc *__0__X23 ; __2newright = ((__0__X22 = (struct Arc *)( (((void *)( (((void )0 )), ( (((struct Pool *)((struct Pool *)(& __0this -> arcpool__10Subdivider )))-> freelist__4Pool ?( ( (__1__Xbuffer00eohgaiaa = (((void *)((struct Pool *)((struct Pool *)(& __0this -> arcpool__10Subdivider )))-> freelist__4Pool ))), (((struct Pool *)((struct Pool *)(& __0this -> arcpool__10Subdivider )))-> freelist__4Pool = ((struct Pool *)((struct Pool *)(& __0this -> arcpool__10Subdivider )))-> freelist__4Pool -> next__6Buffer )) , 0 ) :( ( ((! ((struct Pool *)((struct Pool *)(& __0this -> arcpool__10Subdivider )))-> nextfree__4Pool )?( __glgrow__4PoolFv ( ((struct Pool *)((struct Pool *)(& __0this -> arcpool__10Subdivider )))) , 0 ) :( 0 ) ), ( (((struct Pool *)((struct Pool *)(& __0this -> arcpool__10Subdivider )))-> nextfree__4Pool -= ((struct Pool *)((struct Pool *)(& __0this -> arcpool__10Subdivider )))-> buffersize__4Pool ), ( (__1__Xbuffer00eohgaiaa = (((void *)(((struct Pool *)((struct Pool *)(& __0this -> arcpool__10Subdivider )))-> curblock__4Pool + ((struct Pool *)((struct Pool *)(& __0this -> arcpool__10Subdivider )))-> nextfree__4Pool ))))) ) ) , 0 ) ), (((void *)__1__Xbuffer00eohgaiaa ))) ) ))) )?( (((struct Arc *)__0__X22 )-> bezierArc__3Arc = 0 ), ( (((struct Arc *)__0__X22 )-> pwlArc__3Arc = 0 ), ( (((struct Arc *)__0__X22 )-> type__3Arc = 0 ), ( ( ( (((struct Arc *)__0__X22 )-> type__3Arc &= -1793)) , (((struct Arc *)__0__X22 )-> type__3Arc |= ((((long )((int )1)))<< 8 ))) , ( (((struct Arc *)__0__X22 )-> nuid__3Arc = ((long )0.0 )), ((((struct Arc *)__0__X22 )))) ) ) ) ) :0 ); __2newleft = ((__0__X23 = (struct Arc *)( (((void *)( (((void )0 )), ( (((struct Pool *)((struct Pool *)(& __0this -> arcpool__10Subdivider )))-> freelist__4Pool ?( ( (__1__Xbuffer00eohgaiaa = (((void *)((struct Pool *)((struct Pool *)(& __0this -> arcpool__10Subdivider )))-> freelist__4Pool ))), (((struct Pool *)((struct Pool *)(& __0this -> arcpool__10Subdivider )))-> freelist__4Pool = ((struct Pool *)((struct Pool *)(& __0this -> arcpool__10Subdivider )))-> freelist__4Pool -> next__6Buffer )) , 0 ) :( ( ((! ((struct Pool *)((struct Pool *)(& __0this -> arcpool__10Subdivider )))-> nextfree__4Pool )?( __glgrow__4PoolFv ( ((struct Pool *)((struct Pool *)(& __0this -> arcpool__10Subdivider )))) , 0 ) :( 0 ) ), ( (((struct Pool *)((struct Pool *)(& __0this -> arcpool__10Subdivider )))-> nextfree__4Pool -= ((struct Pool *)((struct Pool *)(& __0this -> arcpool__10Subdivider )))-> buffersize__4Pool ), ( (__1__Xbuffer00eohgaiaa = (((void *)(((struct Pool *)((struct Pool *)(& __0this -> arcpool__10Subdivider )))-> curblock__4Pool + ((struct Pool *)((struct Pool *)(& __0this -> arcpool__10Subdivider )))-> nextfree__4Pool ))))) ) ) , 0 ) ), (((void *)__1__Xbuffer00eohgaiaa ))) ) ))) )?( (((struct Arc *)__0__X23 )-> bezierArc__3Arc = 0 ), ( (((struct Arc *)__0__X23 )-> pwlArc__3Arc = 0 ), ( (((struct Arc *)__0__X23 )-> type__3Arc = 0 ), ( ( ( (((struct Arc *)__0__X23 )-> type__3Arc &= -1793)) , (((struct Arc *)__0__X23 )-> type__3Arc |= ((((long )((int )3)))<< 8 ))) , ( (((struct Arc *)__0__X23 )-> nuid__3Arc = ((long )0.0 )), ((((struct Arc *)__0__X23 )))) ) ) ) ) :0 ); ((void )0 ); if (( __0this -> isArcTypeBezier__10Subdivider ) ){ __glbezier__14ArcTessellatorFP0 ( (struct ArcTessellator *)(& __0this -> arctessellator__10Subdivider ), __2newright , __1s , __1s , __1t1 , __1t2 ) ; __glbezier__14ArcTessellatorFP0 ( (struct ArcTessellator *)(& __0this -> arctessellator__10Subdivider ), __2newleft , __1s , __1s , __1t2 , __1t1 ) ; } else { __glpwl_right__14ArcTessellato0 ( (struct ArcTessellator *)(& __0this -> arctessellator__10Subdivider ), __2newright , __1s , __1t1 , __1t2 , __0this -> stepsizes__10Subdivider [0 ]) ; __glpwl_left__14ArcTessellator0 ( (struct ArcTessellator *)(& __0this -> arctessellator__10Subdivider ), __2newleft , __1s , __1t2 , __1t1 , __0this -> stepsizes__10Subdivider [2 ]) ; } ( (__1__X18 = __1jarc1 ), ( (__1__X19 = __1jarc2 ), ( (__1__X20 = __2newright ), ( (__1__X21 = __2newleft ), ( (__1__X20 -> nuid__3Arc = (__1__X21 -> nuid__3Arc = 0 )), ( (__1__X20 -> next__3Arc = __1__X19 ), ( (__1__X21 -> next__3Arc = __1__X18 ), ( (__1__X20 -> prev__3Arc = __1__X18 -> prev__3Arc ), ( (__1__X21 -> prev__3Arc = __1__X19 -> prev__3Arc ), ( (__1__X21 -> next__3Arc -> prev__3Arc = __1__X21 ), ( (__1__X20 -> next__3Arc -> prev__3Arc = __1__X20 ), ( (__1__X21 -> prev__3Arc -> next__3Arc = __1__X21 ), (__1__X20 -> prev__3Arc -> next__3Arc = __1__X20 )) ) ) ) ) ) ) ) ) ) ) ) ; ( (__2newright -> link__3Arc = ((struct Bin *)__1left )-> head__3Bin ), (((struct Bin *)__1left )-> head__3Bin = __2newright )) ; ( (__2newleft -> link__3Arc = ((struct Bin *)__1right )-> head__3Bin ), (((struct Bin *)__1right )-> head__3Bin = __2newleft )) ; } ((void )0 ); ((void )0 ); ((void )0 ); ((void )0 ); } } void __glcheck_t__10SubdividerFP3Ar0 (struct Subdivider *__0this , Arc_ptr __1jarc1 , Arc_ptr __1jarc2 ) { ((void )0 ); ((void )0 ); ((void )0 ); ((void )0 ); ((void )0 ); if (! ((( (((REAL *)(((struct Arc *)__1jarc1 )-> pwlArc__3Arc -> pts__6PwlArc [0 ]). param__10TrimVertex ))) [1 ])< (( (((REAL *)(((struct Arc *)__1jarc1 )-> next__3Arc -> pwlArc__3Arc -> pts__6PwlArc [0 ]). param__10TrimVertex ))) [1 ]))){ mylongjmp ( __0this -> jumpbuffer__10Subdivider , 28 ) ; } if (! ((( (((REAL *)(((struct Arc *)__1jarc2 )-> pwlArc__3Arc -> pts__6PwlArc [0 ]). param__10TrimVertex ))) [1 ])> (( (((REAL *)(((struct Arc *)__1jarc2 )-> next__3Arc -> pwlArc__3Arc -> pts__6PwlArc [0 ]). param__10TrimVertex ))) [1 ]))){ mylongjmp ( __0this -> jumpbuffer__10Subdivider , 28 ) ; } } void __glpwl_top__14ArcTessellatorF0 (struct ArcTessellator *, struct Arc *, REAL , REAL , REAL , REAL ); void __glpwl_bottom__14ArcTessellat0 (struct ArcTessellator *, struct Arc *, REAL , REAL , REAL , REAL ); void __gljoin_t__10SubdividerFR3Bin0 (struct Subdivider *__0this , struct Bin *__1bottom , struct Bin *__1top , Arc_ptr __1jarc1 , Arc_ptr __1jarc2 ) { ((void )0 ); ((void )0 ); ((void )0 ); ((void )0 ); ((void )0 ); if (! ( (((int )(((struct Arc *)__1jarc1 )-> type__3Arc & __gltail_tag__3Arc )))) ) __1jarc1 = __1jarc1 -> next__3Arc ; if (! ( (((int )(((struct Arc *)__1jarc2 )-> type__3Arc & __gltail_tag__3Arc )))) ) __1jarc2 = __1jarc2 -> next__3Arc ; { REAL __1s1 ; REAL __1s2 ; REAL __1t ; __1s1 = (( (((REAL *)(((struct Arc *)__1jarc1 )-> pwlArc__3Arc -> pts__6PwlArc [0 ]). param__10TrimVertex ))) [0 ]); __1s2 = (( (((REAL *)(((struct Arc *)__1jarc2 )-> pwlArc__3Arc -> pts__6PwlArc [0 ]). param__10TrimVertex ))) [0 ]); __1t = (( (((REAL *)(((struct Arc *)__1jarc1 )-> pwlArc__3Arc -> pts__6PwlArc [0 ]). param__10TrimVertex ))) [1 ]); if (__1s1 == __1s2 ){ struct Arc *__1__X24 ; struct Arc *__1__X25 ; struct Arc *__1__Xtmp002o1qailf ; ( (__1__X24 = __1jarc1 ), ( (__1__X25 = __1jarc2 ), ( (__1__Xtmp002o1qailf = __1__X25 -> prev__3Arc ), ( (__1__X25 -> prev__3Arc = __1__X24 -> prev__3Arc ), ( (__1__X24 -> prev__3Arc = __1__Xtmp002o1qailf ), ( (__1__X25 -> prev__3Arc -> next__3Arc = __1__X25 ), (__1__X24 -> prev__3Arc -> next__3Arc = __1__X24 )) ) ) ) ) ) ; } else { Arc_ptr __2newtop ; Arc_ptr __2newbot ; struct Arc *__1__X26 ; struct Arc *__1__X27 ; struct Arc *__1__X28 ; struct Arc *__1__X29 ; struct Arc *__0__X30 ; void *__1__Xbuffer00eohgaiaa ; struct Arc *__0__X31 ; __2newtop = ((__0__X30 = (struct Arc *)( (((void *)( (((void )0 )), ( (((struct Pool *)((struct Pool *)(& __0this -> arcpool__10Subdivider )))-> freelist__4Pool ?( ( (__1__Xbuffer00eohgaiaa = (((void *)((struct Pool *)((struct Pool *)(& __0this -> arcpool__10Subdivider )))-> freelist__4Pool ))), (((struct Pool *)((struct Pool *)(& __0this -> arcpool__10Subdivider )))-> freelist__4Pool = ((struct Pool *)((struct Pool *)(& __0this -> arcpool__10Subdivider )))-> freelist__4Pool -> next__6Buffer )) , 0 ) :( ( ((! ((struct Pool *)((struct Pool *)(& __0this -> arcpool__10Subdivider )))-> nextfree__4Pool )?( __glgrow__4PoolFv ( ((struct Pool *)((struct Pool *)(& __0this -> arcpool__10Subdivider )))) , 0 ) :( 0 ) ), ( (((struct Pool *)((struct Pool *)(& __0this -> arcpool__10Subdivider )))-> nextfree__4Pool -= ((struct Pool *)((struct Pool *)(& __0this -> arcpool__10Subdivider )))-> buffersize__4Pool ), ( (__1__Xbuffer00eohgaiaa = (((void *)(((struct Pool *)((struct Pool *)(& __0this -> arcpool__10Subdivider )))-> curblock__4Pool + ((struct Pool *)((struct Pool *)(& __0this -> arcpool__10Subdivider )))-> nextfree__4Pool ))))) ) ) , 0 ) ), (((void *)__1__Xbuffer00eohgaiaa ))) ) ))) )?( (((struct Arc *)__0__X30 )-> bezierArc__3Arc = 0 ), ( (((struct Arc *)__0__X30 )-> pwlArc__3Arc = 0 ), ( (((struct Arc *)__0__X30 )-> type__3Arc = 0 ), ( ( ( (((struct Arc *)__0__X30 )-> type__3Arc &= -1793)) , (((struct Arc *)__0__X30 )-> type__3Arc |= ((((long )((int )2)))<< 8 ))) , ( (((struct Arc *)__0__X30 )-> nuid__3Arc = ((long )0.0 )), ((((struct Arc *)__0__X30 )))) ) ) ) ) :0 ); __2newbot = ((__0__X31 = (struct Arc *)( (((void *)( (((void )0 )), ( (((struct Pool *)((struct Pool *)(& __0this -> arcpool__10Subdivider )))-> freelist__4Pool ?( ( (__1__Xbuffer00eohgaiaa = (((void *)((struct Pool *)((struct Pool *)(& __0this -> arcpool__10Subdivider )))-> freelist__4Pool ))), (((struct Pool *)((struct Pool *)(& __0this -> arcpool__10Subdivider )))-> freelist__4Pool = ((struct Pool *)((struct Pool *)(& __0this -> arcpool__10Subdivider )))-> freelist__4Pool -> next__6Buffer )) , 0 ) :( ( ((! ((struct Pool *)((struct Pool *)(& __0this -> arcpool__10Subdivider )))-> nextfree__4Pool )?( __glgrow__4PoolFv ( ((struct Pool *)((struct Pool *)(& __0this -> arcpool__10Subdivider )))) , 0 ) :( 0 ) ), ( (((struct Pool *)((struct Pool *)(& __0this -> arcpool__10Subdivider )))-> nextfree__4Pool -= ((struct Pool *)((struct Pool *)(& __0this -> arcpool__10Subdivider )))-> buffersize__4Pool ), ( (__1__Xbuffer00eohgaiaa = (((void *)(((struct Pool *)((struct Pool *)(& __0this -> arcpool__10Subdivider )))-> curblock__4Pool + ((struct Pool *)((struct Pool *)(& __0this -> arcpool__10Subdivider )))-> nextfree__4Pool ))))) ) ) , 0 ) ), (((void *)__1__Xbuffer00eohgaiaa ))) ) ))) )?( (((struct Arc *)__0__X31 )-> bezierArc__3Arc = 0 ), ( (((struct Arc *)__0__X31 )-> pwlArc__3Arc = 0 ), ( (((struct Arc *)__0__X31 )-> type__3Arc = 0 ), ( ( ( (((struct Arc *)__0__X31 )-> type__3Arc &= -1793)) , (((struct Arc *)__0__X31 )-> type__3Arc |= ((((long )((int )4)))<< 8 ))) , ( (((struct Arc *)__0__X31 )-> nuid__3Arc = ((long )0.0 )), ((((struct Arc *)__0__X31 )))) ) ) ) ) :0 ); ((void )0 ); if (( __0this -> isArcTypeBezier__10Subdivider ) ){ __glbezier__14ArcTessellatorFP0 ( (struct ArcTessellator *)(& __0this -> arctessellator__10Subdivider ), __2newtop , __1s1 , __1s2 , __1t , __1t ) ; __glbezier__14ArcTessellatorFP0 ( (struct ArcTessellator *)(& __0this -> arctessellator__10Subdivider ), __2newbot , __1s2 , __1s1 , __1t , __1t ) ; } else { __glpwl_top__14ArcTessellatorF0 ( (struct ArcTessellator *)(& __0this -> arctessellator__10Subdivider ), __2newtop , __1t , __1s1 , __1s2 , __0this -> stepsizes__10Subdivider [1 ]) ; __glpwl_bottom__14ArcTessellat0 ( (struct ArcTessellator *)(& __0this -> arctessellator__10Subdivider ), __2newbot , __1t , __1s2 , __1s1 , __0this -> stepsizes__10Subdivider [3 ]) ; } ( (__1__X26 = __1jarc1 ), ( (__1__X27 = __1jarc2 ), ( (__1__X28 = __2newtop ), ( (__1__X29 = __2newbot ), ( (__1__X28 -> nuid__3Arc = (__1__X29 -> nuid__3Arc = 0 )), ( (__1__X28 -> next__3Arc = __1__X27 ), ( (__1__X29 -> next__3Arc = __1__X26 ), ( (__1__X28 -> prev__3Arc = __1__X26 -> prev__3Arc ), ( (__1__X29 -> prev__3Arc = __1__X27 -> prev__3Arc ), ( (__1__X29 -> next__3Arc -> prev__3Arc = __1__X29 ), ( (__1__X28 -> next__3Arc -> prev__3Arc = __1__X28 ), ( (__1__X29 -> prev__3Arc -> next__3Arc = __1__X29 ), (__1__X28 -> prev__3Arc -> next__3Arc = __1__X28 )) ) ) ) ) ) ) ) ) ) ) ) ; ( (__2newtop -> link__3Arc = ((struct Bin *)__1bottom )-> head__3Bin ), (((struct Bin *)__1bottom )-> head__3Bin = __2newtop )) ; ( (__2newbot -> link__3Arc = ((struct Bin *)__1top )-> head__3Bin ), (((struct Bin *)__1top )-> head__3Bin = __2newbot )) ; } ((void )0 ); ((void )0 ); ((void )0 ); ((void )0 ); } } /* the end */