/* ** 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 ** ** This is UNPUBLISHED PROPRIETARY SOURCE CODE of Silicon Graphics, Inc.; ** the contents of this file may not be disclosed to third parties, copied or ** duplicated in any form, in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 Unpublished - ** rights reserved under the Copyright Laws of the United States.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/curvelist.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 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 Backend; struct Mapdesc; struct Flist; struct Knotvector; struct Quiltspec; struct Quiltspec { int stride__9Quiltspec ; int width__9Quiltspec ; int offset__9Quiltspec ; int order__9Quiltspec ; int index__9Quiltspec ; int bdry__9Quiltspec [2]; REAL step_size__9Quiltspec ; Knot *breakpoints__9Quiltspec ; }; typedef struct Quiltspec *Quiltspec_ptr ; struct Quilt; struct Quilt { char __W3__9PooledObj ; struct Mapdesc *mapdesc__5Quilt ; REAL *cpts__5Quilt ; struct Quiltspec qspec__5Quilt [2]; Quiltspec_ptr eqspec__5Quilt ; struct Quilt *next__5Quilt ; }; typedef struct Quilt *Quilt_ptr ; struct Mapdesc; struct Curve; struct Curvelist; struct Curvelist { struct Curve *curve__9Curvelist ; float range__9Curvelist [3]; int needsSubdivision__9Curvelist ; float stepsize__9Curvelist ; }; struct Mapdesc; struct Curve; struct Curve { struct Curve *next__5Curve ; struct Mapdesc *mapdesc__5Curve ; int stride__5Curve ; int order__5Curve ; int cullval__5Curve ; int needsSampling__5Curve ; REAL cpts__5Curve [120]; REAL spts__5Curve [120]; REAL stepsize__5Curve ; REAL minstepsize__5Curve ; REAL range__5Curve [3]; }; struct Curve *__gl__ct__5CurveFP5QuiltfT2P5C0 (struct Curve *, struct Quilt *, REAL , REAL , struct Curve *); extern struct __mptr* __ptbl_vec_____core_curvelist_c_____ct_[]; struct Curvelist *__gl__ct__9CurvelistFP5QuiltfT0 (struct Curvelist *__0this , struct Quilt *__1quilts , REAL __1pta , REAL __1ptb ) { void *__1__Xp00uzigaiaa ; if (__0this || (__0this = (struct Curvelist *)( (__1__Xp00uzigaiaa = malloc ( (sizeof (struct Curvelist))) ), (__1__Xp00uzigaiaa ?(((void *)__1__Xp00uzigaiaa )):(((void *)__1__Xp00uzigaiaa )))) )){ __0this -> curve__9Curvelist = 0 ; { { struct Quilt *__1q ; struct Curve *__0__X5 ; __1q = __1quilts ; for(;__1q ;__1q = __1q -> next__5Quilt ) __0this -> curve__9Curvelist = __gl__ct__5CurveFP5QuiltfT2P5C0 ( (struct Curve *)0 , __1q , __1pta , __1ptb , __0this -> curve__9Curvelist ) ; (__0this -> range__9Curvelist [0 ])= __1pta ; (__0this -> range__9Curvelist [1 ])= __1ptb ; (__0this -> range__9Curvelist [2 ])= (__1ptb - __1pta ); } } } return __0this ; } struct Curve *__gl__ct__5CurveFR5CurvefP5Cur0 (struct Curve *, struct Curve *, REAL , struct Curve *); struct Curvelist *__gl__ct__9CurvelistFR9Curveli0 (struct Curvelist *__0this , struct Curvelist *__1upper , REAL __1value ) { struct Curvelist *__1lower ; void *__1__Xp00uzigaiaa ; if (__0this || (__0this = (struct Curvelist *)( (__1__Xp00uzigaiaa = malloc ( (sizeof (struct Curvelist))) ), (__1__Xp00uzigaiaa ?(((void *)__1__Xp00uzigaiaa )):(((void *)__1__Xp00uzigaiaa )))) )){ __1lower = (struct Curvelist *)__0this ; __0this -> curve__9Curvelist = 0 ; { { struct Curve *__1c ; struct Curve *__0__X6 ; __1c = ((*__1upper )). curve__9Curvelist ; for(;__1c ;__1c = __1c -> next__5Curve ) __0this -> curve__9Curvelist = __gl__ct__5CurveFR5CurvefP5Cur0 ( (struct Curve *)0 , (struct Curve *)__1c , __1value , __0this -> curve__9Curvelist ) ; (((*__1lower )). range__9Curvelist [0 ])= (((*__1upper )). range__9Curvelist [0 ]); (((*__1lower )). range__9Curvelist [1 ])= __1value ; (((*__1lower )). range__9Curvelist [2 ])= (__1value - (((*__1upper )). range__9Curvelist [0 ])); (((*__1upper )). range__9Curvelist [0 ])= __1value ; (((*__1upper )). range__9Curvelist [2 ])= ((((*__1upper )). range__9Curvelist [1 ])- __1value ); } } } return __0this ; } void __gl__dt__9CurvelistFv (struct Curvelist *__0this , int __0__free ) { if (__0this ){ while (__0this -> curve__9Curvelist ){ struct Curve *__2c ; __2c = __0this -> curve__9Curvelist ; __0this -> curve__9Curvelist = __0this -> curve__9Curvelist -> next__5Curve ; ( (((void *)__2c )?( free ( ((void *)__2c )) , 0 ) :( 0 ) )) ; } if (__0this )if (__0__free & 1)( (((void *)__0this )?( free ( ((void *)__0this )) , 0 ) :( 0 ) )) ; } } int __glcullCheck__5CurveFv (struct Curve *); int __glcullCheck__9CurvelistFv (struct Curvelist *__0this ) { { { struct Curve *__1c ; __1c = __0this -> curve__9Curvelist ; for(;__1c ;__1c = __1c -> next__5Curve ) if (__glcullCheck__5CurveFv ( (struct Curve *)__1c ) == 0 ) return 0 ; return 2 ; } } } void __glgetstepsize__5CurveFv (struct Curve *); void __glclamp__5CurveFv (struct Curve *); int __glneedsSamplingSubdivision__0 (struct Curve *); void __glgetstepsize__9CurvelistFv (struct Curvelist *__0this ) { __0this -> stepsize__9Curvelist = (__0this -> range__9Curvelist [2 ]); { { struct Curve *__1c ; __1c = __0this -> curve__9Curvelist ; for(;__1c ;__1c = __1c -> next__5Curve ) { __glgetstepsize__5CurveFv ( (struct Curve *)__1c ) ; __glclamp__5CurveFv ( (struct Curve *)__1c ) ; __0this -> stepsize__9Curvelist = ((__1c -> stepsize__5Curve < __0this -> stepsize__9Curvelist )?__1c -> stepsize__5Curve :__0this -> stepsize__9Curvelist ); if (__glneedsSamplingSubdivision__0 ( (struct Curve *)__1c ) )break ; } __0this -> needsSubdivision__9Curvelist = (__1c ?1 :0 ); } } } int __glneedsSamplingSubdivision__1 (struct Curvelist *__0this ) { return __0this -> needsSubdivision__9Curvelist ; } /* the end */