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857 lines
28 KiB
857 lines
28 KiB
/*
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** Copyright 1992, Silicon Graphics, Inc.
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** All Rights Reserved.
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**
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** This is UNPUBLISHED PROPRIETARY SOURCE CODE of Silicon Graphics, Inc.;
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** the contents of this file may not be disclosed to third parties, copied or
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** duplicated in any form, in whole or in part, without the prior written
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** permission of Silicon Graphics, Inc.
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**
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** RESTRICTED RIGHTS LEGEND:
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** Use, duplication or disclosure by the Government is subject to restrictions
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** as set forth in subdivision (c)(1)(ii) of the Rights in Technical Data
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** and Computer Software clause at DFARS 252.227-7013, and/or in similar or
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** successor clauses in the FAR, DOD or NASA FAR Supplement. Unpublished -
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** rights reserved under the Copyright Laws of the United States.
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**
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*/
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#include <stdlib.h>
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#include <setjmp.h>
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struct JumpBuffer {
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jmp_buf buf;
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};
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#define mysetjmp(x) setjmp((x)->buf)
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#define mylongjmp(x,y) longjmp((x)->buf, y)
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/* <<AT&T USL C++ Language System <3.0.1> 02/03/92>> */
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/* < ../core/arctess.c++ > */
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void *__vec_new (void *, int , int , void *);
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void __vec_ct (void *, int , int , void *);
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void __vec_dt (void *, int , int , void *);
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void __vec_delete (void *, int , int , void *, int , int );
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typedef int (*__vptp)(void);
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struct __mptr {short d; short i; __vptp f; };
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typedef unsigned int size_t ;
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// extern void *malloc (size_t );
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// extern void free (void *);
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typedef float REAL ;
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typedef void (*Pfvv )(void );
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typedef void (*Pfvf )(float *);
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typedef int (*cmpfunc )(void *, void *);
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typedef REAL Knot ;
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typedef REAL *Knot_ptr ;
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struct Buffer;
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struct Buffer {
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struct Buffer *next__6Buffer ;
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};
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struct Pool;
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enum __Q2_4Pool5Magic { is_allocated__Q2_4Pool5Magic = 62369, is_free__Q2_4Pool5Magic = 61858} ;
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struct Pool {
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struct Buffer *freelist__4Pool ;
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char *blocklist__4Pool [32];
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int nextblock__4Pool ;
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char *curblock__4Pool ;
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int buffersize__4Pool ;
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int nextsize__4Pool ;
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int nextfree__4Pool ;
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int initsize__4Pool ;
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char *name__4Pool ;
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int magic__4Pool ;
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};
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void __glgrow__4PoolFv (struct Pool *);
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struct PooledObj;
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struct PooledObj {
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char __W3__9PooledObj ;
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};
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struct TrimVertex;
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struct PwlArc;
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struct PwlArc {
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char __W3__9PooledObj ;
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struct TrimVertex *pts__6PwlArc ;
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int npts__6PwlArc ;
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long type__6PwlArc ;
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};
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struct TrimVertex;
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struct TrimVertex {
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REAL param__10TrimVertex [2];
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long nuid__10TrimVertex ;
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};
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typedef struct TrimVertex *TrimVertex_p ;
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struct Bin;
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struct Arc;
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struct BezierArc;
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typedef struct Arc *Arc_ptr ;
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enum arc_side { arc_none = 0, arc_right = 1, arc_top = 2, arc_left = 3, arc_bottom = 4} ;
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struct Arc;
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struct Arc {
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char __W3__9PooledObj ;
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Arc_ptr prev__3Arc ;
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Arc_ptr next__3Arc ;
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Arc_ptr link__3Arc ;
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struct BezierArc *bezierArc__3Arc ;
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struct PwlArc *pwlArc__3Arc ;
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long type__3Arc ;
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long nuid__3Arc ;
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};
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extern int __glbezier_tag__3Arc ;
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extern int __glarc_tag__3Arc ;
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extern int __gltail_tag__3Arc ;
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struct BezierArc;
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struct TrimVertexPool;
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struct ArcTessellator;
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struct ArcTessellator {
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struct Pool *pwlarcpool__14ArcTessellator ;
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struct TrimVertexPool *trimvertexpool__14ArcTessellator ;
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};
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extern REAL __glgl_Bernstein__14ArcTessell0 [][24][24];
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struct Mapdesc;
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struct BezierArc;
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struct BezierArc {
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char __W3__9PooledObj ;
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REAL *cpts__9BezierArc ;
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int order__9BezierArc ;
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int stride__9BezierArc ;
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long type__9BezierArc ;
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struct Mapdesc *mapdesc__9BezierArc ;
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};
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struct TrimVertexPool;
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struct TrimVertexPool {
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struct Pool pool__14TrimVertexPool ;
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struct TrimVertex **vlist__14TrimVertexPool ;
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int nextvlistslot__14TrimVertexPool ;
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int vlistsize__14TrimVertexPool ;
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};
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extern struct __mptr* __ptbl_vec_____core_arctess_c_____ct_[];
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struct ArcTessellator *__gl__ct__14ArcTessellatorFR140 (struct ArcTessellator *__0this , struct TrimVertexPool *__1t , struct Pool *__1p )
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{
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void *__1__Xp00uzigaiaa ;
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if (__0this || (__0this = (struct ArcTessellator *)( (__1__Xp00uzigaiaa = malloc ( (sizeof (struct ArcTessellator))) ), (__1__Xp00uzigaiaa ?(((void *)__1__Xp00uzigaiaa )):(((void *)__1__Xp00uzigaiaa )))) ))(
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(__0this -> pwlarcpool__14ArcTessellator = __1p ), (__0this -> trimvertexpool__14ArcTessellator = __1t )) ;
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return __0this ;
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}
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void __gl__dt__14ArcTessellatorFv (struct ArcTessellator *__0this ,
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int __0__free )
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{ if (__0this )
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if (__0this )if (__0__free & 1)( (((void *)__0this )?( free ( ((void
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*)__0this )) , 0 ) :( 0 ) )) ;
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}
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struct TrimVertex *__glget__14TrimVertexPoolFi (struct TrimVertexPool *, int );
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void __glbezier__14ArcTessellatorFP0 (struct ArcTessellator *__0this , struct Arc *__1arc , REAL __1s1 , REAL __1s2 , REAL __1t1 , REAL __1t2 )
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{
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((void )0 );
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((void )0 );
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{ struct TrimVertex *__1p ;
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struct PwlArc *__0__X5 ;
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void *__1__Xbuffer00eohgaiaa ;
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__1p = __glget__14TrimVertexPoolFi ( (struct TrimVertexPool *)__0this -> trimvertexpool__14ArcTessellator , 2 ) ;
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__1arc -> pwlArc__3Arc = ((__0__X5 = (struct PwlArc *)( (((void *)( (((void )0 )), ( (((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )-> freelist__4Pool ?(
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( (__1__Xbuffer00eohgaiaa = (((void *)((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )-> freelist__4Pool ))), (((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )-> freelist__4Pool = ((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )->
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freelist__4Pool -> next__6Buffer )) , 0 ) :( ( ((! ((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )-> nextfree__4Pool )?( __glgrow__4PoolFv ( ((struct Pool *)__0this ->
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pwlarcpool__14ArcTessellator )) , 0 ) :( 0 ) ), ( (((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )-> nextfree__4Pool -= ((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )->
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buffersize__4Pool ), ( (__1__Xbuffer00eohgaiaa = (((void *)(((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )-> curblock__4Pool + ((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )-> nextfree__4Pool ))))) ) )
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, 0 ) ), (((void *)__1__Xbuffer00eohgaiaa ))) ) ))) )?( (((struct PwlArc *)__0__X5 )-> pts__6PwlArc = __1p ), ( (((struct
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PwlArc *)__0__X5 )-> npts__6PwlArc = 2 ), ( (((struct PwlArc *)__0__X5 )-> type__6PwlArc = 0x8 ), ((((struct PwlArc *)__0__X5 )))) ) ) :0 );
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((__1p [0 ]). param__10TrimVertex [0 ])= __1s1 ;
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((__1p [0 ]). param__10TrimVertex [1 ])= __1t1 ;
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((__1p [1 ]). param__10TrimVertex [0 ])= __1s2 ;
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((__1p [1 ]). param__10TrimVertex [1 ])= __1t2 ;
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((void )0 );
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( (((struct Arc *)__1arc )-> type__3Arc |= __glbezier_tag__3Arc )) ;
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}
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}
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void __glmakeSide__3ArcFP6PwlArc8ar0 (struct Arc *, struct PwlArc *, int );
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void __glpwl_left__14ArcTessellator0 (struct ArcTessellator *__0this , struct Arc *__1arc , REAL __1s , REAL __1t1 , REAL __1t2 , REAL __1rate )
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{
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((void )0 );
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((void )0 );
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{ int __1nsteps ;
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REAL __1stepsize ;
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struct TrimVertex *__1newvert ;
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__1nsteps = (1 + (((int )((__1t1 - __1t2 )/ __1rate ))));
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__1stepsize = ((__1t1 - __1t2 )/ (((float )__1nsteps )));
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__1newvert = __glget__14TrimVertexPoolFi ( (struct TrimVertexPool *)__0this -> trimvertexpool__14ArcTessellator , __1nsteps + 1 ) ;
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{ { int __1i ;
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struct PwlArc *__0__X6 ;
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void *__1__Xbuffer00eohgaiaa ;
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__1i = __1nsteps ;
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for(;__1i > 0 ;__1i -- ) {
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((__1newvert [__1i ]). param__10TrimVertex [0 ])= __1s ;
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((__1newvert [__1i ]). param__10TrimVertex [1 ])= __1t2 ;
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__1t2 += __1stepsize ;
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}
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((__1newvert [__1i ]). param__10TrimVertex [0 ])= __1s ;
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((__1newvert [__1i ]). param__10TrimVertex [1 ])= __1t1 ;
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__glmakeSide__3ArcFP6PwlArc8ar0 ( (struct Arc *)__1arc , (__0__X6 = (struct PwlArc *)( (((void *)( (((void )0 )), ( (((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )->
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freelist__4Pool ?( ( (__1__Xbuffer00eohgaiaa = (((void *)((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )-> freelist__4Pool ))), (((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )-> freelist__4Pool = ((struct Pool *)__0this ->
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pwlarcpool__14ArcTessellator )-> freelist__4Pool -> next__6Buffer )) , 0 ) :( ( ((! ((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )-> nextfree__4Pool )?( __glgrow__4PoolFv ( ((struct
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Pool *)__0this -> pwlarcpool__14ArcTessellator )) , 0 ) :( 0 ) ), ( (((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )-> nextfree__4Pool -= ((struct Pool *)__0this ->
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pwlarcpool__14ArcTessellator )-> buffersize__4Pool ), ( (__1__Xbuffer00eohgaiaa = (((void *)(((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )-> curblock__4Pool + ((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )-> nextfree__4Pool ))))) )
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) , 0 ) ), (((void *)__1__Xbuffer00eohgaiaa ))) ) ))) )?( (((struct PwlArc *)__0__X6 )-> pts__6PwlArc = __1newvert ), (
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(((struct PwlArc *)__0__X6 )-> npts__6PwlArc = (__1nsteps + 1 )), ( (((struct PwlArc *)__0__X6 )-> type__6PwlArc = 0x8 ), ((((struct PwlArc *)__0__X6 )))) ) )
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:0 , 3) ;
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}
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}
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}
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}
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void __glpwl_right__14ArcTessellato0 (struct ArcTessellator *__0this , struct Arc *__1arc , REAL __1s , REAL __1t1 , REAL __1t2 , REAL __1rate )
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{
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((void )0 );
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((void )0 );
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{ int __1nsteps ;
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REAL __1stepsize ;
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struct TrimVertex *__1newvert ;
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__1nsteps = (1 + (((int )((__1t2 - __1t1 )/ __1rate ))));
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__1stepsize = ((__1t2 - __1t1 )/ (((float )__1nsteps )));
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__1newvert = __glget__14TrimVertexPoolFi ( (struct TrimVertexPool *)__0this -> trimvertexpool__14ArcTessellator , __1nsteps + 1 ) ;
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{ { int __1i ;
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struct PwlArc *__0__X7 ;
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void *__1__Xbuffer00eohgaiaa ;
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__1i = 0 ;
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for(;__1i < __1nsteps ;__1i ++ ) {
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((__1newvert [__1i ]). param__10TrimVertex [0 ])= __1s ;
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((__1newvert [__1i ]). param__10TrimVertex [1 ])= __1t1 ;
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__1t1 += __1stepsize ;
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}
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((__1newvert [__1i ]). param__10TrimVertex [0 ])= __1s ;
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((__1newvert [__1i ]). param__10TrimVertex [1 ])= __1t2 ;
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__glmakeSide__3ArcFP6PwlArc8ar0 ( (struct Arc *)__1arc , (__0__X7 = (struct PwlArc *)( (((void *)( (((void )0 )), ( (((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )->
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freelist__4Pool ?( ( (__1__Xbuffer00eohgaiaa = (((void *)((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )-> freelist__4Pool ))), (((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )-> freelist__4Pool = ((struct Pool *)__0this ->
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pwlarcpool__14ArcTessellator )-> freelist__4Pool -> next__6Buffer )) , 0 ) :( ( ((! ((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )-> nextfree__4Pool )?( __glgrow__4PoolFv ( ((struct
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Pool *)__0this -> pwlarcpool__14ArcTessellator )) , 0 ) :( 0 ) ), ( (((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )-> nextfree__4Pool -= ((struct Pool *)__0this ->
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pwlarcpool__14ArcTessellator )-> buffersize__4Pool ), ( (__1__Xbuffer00eohgaiaa = (((void *)(((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )-> curblock__4Pool + ((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )-> nextfree__4Pool ))))) )
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) , 0 ) ), (((void *)__1__Xbuffer00eohgaiaa ))) ) ))) )?( (((struct PwlArc *)__0__X7 )-> pts__6PwlArc = __1newvert ), (
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(((struct PwlArc *)__0__X7 )-> npts__6PwlArc = (__1nsteps + 1 )), ( (((struct PwlArc *)__0__X7 )-> type__6PwlArc = 0x8 ), ((((struct PwlArc *)__0__X7 )))) ) )
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:0 , 1) ;
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}
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}
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}
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}
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void __glpwl_top__14ArcTessellatorF0 (struct ArcTessellator *__0this , struct Arc *__1arc , REAL __1t , REAL __1s1 , REAL __1s2 , REAL __1rate )
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{
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((void )0 );
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((void )0 );
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{ int __1nsteps ;
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REAL __1stepsize ;
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struct TrimVertex *__1newvert ;
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__1nsteps = (1 + (((int )((__1s1 - __1s2 )/ __1rate ))));
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__1stepsize = ((__1s1 - __1s2 )/ (((float )__1nsteps )));
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__1newvert = __glget__14TrimVertexPoolFi ( (struct TrimVertexPool *)__0this -> trimvertexpool__14ArcTessellator , __1nsteps + 1 ) ;
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{ { int __1i ;
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struct PwlArc *__0__X8 ;
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void *__1__Xbuffer00eohgaiaa ;
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__1i = __1nsteps ;
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for(;__1i > 0 ;__1i -- ) {
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((__1newvert [__1i ]). param__10TrimVertex [0 ])= __1s2 ;
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((__1newvert [__1i ]). param__10TrimVertex [1 ])= __1t ;
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__1s2 += __1stepsize ;
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}
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((__1newvert [__1i ]). param__10TrimVertex [0 ])= __1s1 ;
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((__1newvert [__1i ]). param__10TrimVertex [1 ])= __1t ;
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__glmakeSide__3ArcFP6PwlArc8ar0 ( (struct Arc *)__1arc , (__0__X8 = (struct PwlArc *)( (((void *)( (((void )0 )), ( (((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )->
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freelist__4Pool ?( ( (__1__Xbuffer00eohgaiaa = (((void *)((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )-> freelist__4Pool ))), (((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )-> freelist__4Pool = ((struct Pool *)__0this ->
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pwlarcpool__14ArcTessellator )-> freelist__4Pool -> next__6Buffer )) , 0 ) :( ( ((! ((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )-> nextfree__4Pool )?( __glgrow__4PoolFv ( ((struct
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Pool *)__0this -> pwlarcpool__14ArcTessellator )) , 0 ) :( 0 ) ), ( (((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )-> nextfree__4Pool -= ((struct Pool *)__0this ->
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pwlarcpool__14ArcTessellator )-> buffersize__4Pool ), ( (__1__Xbuffer00eohgaiaa = (((void *)(((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )-> curblock__4Pool + ((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )-> nextfree__4Pool ))))) )
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) , 0 ) ), (((void *)__1__Xbuffer00eohgaiaa ))) ) ))) )?( (((struct PwlArc *)__0__X8 )-> pts__6PwlArc = __1newvert ), (
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(((struct PwlArc *)__0__X8 )-> npts__6PwlArc = (__1nsteps + 1 )), ( (((struct PwlArc *)__0__X8 )-> type__6PwlArc = 0x8 ), ((((struct PwlArc *)__0__X8 )))) ) )
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:0 , 2) ;
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}
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}
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}
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}
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void __glpwl_bottom__14ArcTessellat0 (struct ArcTessellator *__0this , struct Arc *__1arc , REAL __1t , REAL __1s1 , REAL __1s2 , REAL __1rate )
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{
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((void )0 );
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((void )0 );
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{ int __1nsteps ;
|
|
REAL __1stepsize ;
|
|
|
|
struct TrimVertex *__1newvert ;
|
|
|
|
__1nsteps = (1 + (((int )((__1s2 - __1s1 )/ __1rate ))));
|
|
__1stepsize = ((__1s2 - __1s1 )/ (((float )__1nsteps )));
|
|
|
|
__1newvert = __glget__14TrimVertexPoolFi ( (struct TrimVertexPool *)__0this -> trimvertexpool__14ArcTessellator , __1nsteps + 1 ) ;
|
|
{ { int __1i ;
|
|
|
|
struct PwlArc *__0__X9 ;
|
|
|
|
void *__1__Xbuffer00eohgaiaa ;
|
|
|
|
__1i = 0 ;
|
|
|
|
for(;__1i < __1nsteps ;__1i ++ ) {
|
|
((__1newvert [__1i ]). param__10TrimVertex [0 ])= __1s1 ;
|
|
((__1newvert [__1i ]). param__10TrimVertex [1 ])= __1t ;
|
|
__1s1 += __1stepsize ;
|
|
}
|
|
((__1newvert [__1i ]). param__10TrimVertex [0 ])= __1s2 ;
|
|
((__1newvert [__1i ]). param__10TrimVertex [1 ])= __1t ;
|
|
|
|
__glmakeSide__3ArcFP6PwlArc8ar0 ( (struct Arc *)__1arc , (__0__X9 = (struct PwlArc *)( (((void *)( (((void )0 )), ( (((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )->
|
|
freelist__4Pool ?( ( (__1__Xbuffer00eohgaiaa = (((void *)((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )-> freelist__4Pool ))), (((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )-> freelist__4Pool = ((struct Pool *)__0this ->
|
|
pwlarcpool__14ArcTessellator )-> freelist__4Pool -> next__6Buffer )) , 0 ) :( ( ((! ((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )-> nextfree__4Pool )?( __glgrow__4PoolFv ( ((struct
|
|
Pool *)__0this -> pwlarcpool__14ArcTessellator )) , 0 ) :( 0 ) ), ( (((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )-> nextfree__4Pool -= ((struct Pool *)__0this ->
|
|
pwlarcpool__14ArcTessellator )-> buffersize__4Pool ), ( (__1__Xbuffer00eohgaiaa = (((void *)(((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )-> curblock__4Pool + ((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )-> nextfree__4Pool ))))) )
|
|
) , 0 ) ), (((void *)__1__Xbuffer00eohgaiaa ))) ) ))) )?( (((struct PwlArc *)__0__X9 )-> pts__6PwlArc = __1newvert ), (
|
|
(((struct PwlArc *)__0__X9 )-> npts__6PwlArc = (__1nsteps + 1 )), ( (((struct PwlArc *)__0__X9 )-> type__6PwlArc = 0x8 ), ((((struct PwlArc *)__0__X9 )))) ) )
|
|
:0 , 4) ;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
void __glpwl__14ArcTessellatorFP3Ar0 (struct ArcTessellator *__0this , struct Arc *__1arc , REAL __1s1 , REAL __1s2 , REAL __1t1 , REAL __1t2 , REAL __1rate )
|
|
{
|
|
((void )0 );
|
|
|
|
{ int __1snsteps ;
|
|
int __1tnsteps ;
|
|
int __1nsteps ;
|
|
|
|
REAL __1sstepsize ;
|
|
REAL __1tstepsize ;
|
|
struct TrimVertex *__1newvert ;
|
|
|
|
__1snsteps = (1 + (((int )(( (((__1s2 - __1s1 )< 0.0 )?(- (__1s2 - __1s1 )):(__1s2 - __1s1 ))) / __1rate ))));
|
|
__1tnsteps = (1 + (((int )(( (((__1t2 - __1t1 )< 0.0 )?(- (__1t2 - __1t1 )):(__1t2 - __1t1 ))) / __1rate ))));
|
|
__1nsteps = ( ((__1snsteps < __1tnsteps )?__1tnsteps :__1snsteps )) ;
|
|
|
|
__1sstepsize = ((__1s2 - __1s1 )/ (((float )__1nsteps )));
|
|
__1tstepsize = ((__1t2 - __1t1 )/ (((float )__1nsteps )));
|
|
__1newvert = __glget__14TrimVertexPoolFi ( (struct TrimVertexPool *)__0this -> trimvertexpool__14ArcTessellator , __1nsteps + 1 ) ;
|
|
{ { long __1i ;
|
|
|
|
struct PwlArc *__0__X10 ;
|
|
|
|
void *__1__Xbuffer00eohgaiaa ;
|
|
|
|
__1i = 0 ;
|
|
|
|
for(;__1i < __1nsteps ;__1i ++ ) {
|
|
((__1newvert [__1i ]). param__10TrimVertex [0 ])= __1s1 ;
|
|
((__1newvert [__1i ]). param__10TrimVertex [1 ])= __1t1 ;
|
|
__1s1 += __1sstepsize ;
|
|
__1t1 += __1tstepsize ;
|
|
}
|
|
((__1newvert [__1i ]). param__10TrimVertex [0 ])= __1s2 ;
|
|
((__1newvert [__1i ]). param__10TrimVertex [1 ])= __1t2 ;
|
|
|
|
__1arc -> pwlArc__3Arc = ((__0__X10 = (struct PwlArc *)( (((void *)( (((void )0 )), ( (((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )-> freelist__4Pool ?(
|
|
( (__1__Xbuffer00eohgaiaa = (((void *)((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )-> freelist__4Pool ))), (((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )-> freelist__4Pool = ((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )->
|
|
freelist__4Pool -> next__6Buffer )) , 0 ) :( ( ((! ((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )-> nextfree__4Pool )?( __glgrow__4PoolFv ( ((struct Pool *)__0this ->
|
|
pwlarcpool__14ArcTessellator )) , 0 ) :( 0 ) ), ( (((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )-> nextfree__4Pool -= ((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )->
|
|
buffersize__4Pool ), ( (__1__Xbuffer00eohgaiaa = (((void *)(((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )-> curblock__4Pool + ((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )-> nextfree__4Pool ))))) ) )
|
|
, 0 ) ), (((void *)__1__Xbuffer00eohgaiaa ))) ) ))) )?( (((struct PwlArc *)__0__X10 )-> pts__6PwlArc = __1newvert ), ( (((struct
|
|
PwlArc *)__0__X10 )-> npts__6PwlArc = (__1nsteps + 1 )), ( (((struct PwlArc *)__0__X10 )-> type__6PwlArc = 0x8 ), ((((struct PwlArc *)__0__X10 )))) ) ) :0 );
|
|
|
|
( (((struct Arc *)__1arc )-> type__3Arc &= (~ __glbezier_tag__3Arc ))) ;
|
|
( (((struct Arc *)__1arc )-> type__3Arc &= -1793)) ;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
}
|
|
|
|
void __gltessellateLizNear__14ArcTes0 (struct ArcTessellator *__0this , struct Arc *__1arc , REAL __1geo_stepsize , REAL __1arc_stepsize , int __1isrational )
|
|
{
|
|
REAL __1s1 ;
|
|
|
|
REAL __1s2 ;
|
|
|
|
REAL __1t1 ;
|
|
|
|
REAL __1t2 ;
|
|
REAL __1stepsize ;
|
|
struct BezierArc *__1b ;
|
|
|
|
((void )0 );
|
|
;
|
|
|
|
;
|
|
|
|
;
|
|
|
|
;
|
|
__1stepsize = (__1geo_stepsize * __1arc_stepsize );
|
|
__1b = __1arc -> bezierArc__3Arc ;
|
|
|
|
if (__1isrational ){
|
|
__1s1 = ((__1b -> cpts__9BezierArc [0 ])/ (__1b -> cpts__9BezierArc [2 ]));
|
|
__1t1 = ((__1b -> cpts__9BezierArc [1 ])/ (__1b -> cpts__9BezierArc [2 ]));
|
|
__1s2 = ((__1b -> cpts__9BezierArc [(__1b -> stride__9BezierArc + 0 )])/ (__1b -> cpts__9BezierArc [(__1b -> stride__9BezierArc + 2 )]));
|
|
__1t2 = ((__1b -> cpts__9BezierArc [(__1b -> stride__9BezierArc + 1 )])/ (__1b -> cpts__9BezierArc [(__1b -> stride__9BezierArc + 2 )]));
|
|
}
|
|
else
|
|
{
|
|
__1s1 = (__1b -> cpts__9BezierArc [0 ]);
|
|
__1t1 = (__1b -> cpts__9BezierArc [1 ]);
|
|
__1s2 = (__1b -> cpts__9BezierArc [(__1b -> stride__9BezierArc + 0 )]);
|
|
__1t2 = (__1b -> cpts__9BezierArc [(__1b -> stride__9BezierArc + 1 )]);
|
|
}
|
|
if (__1s1 == __1s2 )
|
|
if (__1t1 < __1t2 )
|
|
__glpwl_right__14ArcTessellato0 ( __0this , __1arc , __1s1 , __1t1 , __1t2 , __1stepsize ) ;
|
|
else
|
|
__glpwl_left__14ArcTessellator0 ( __0this , __1arc , __1s1 , __1t1 , __1t2 , __1stepsize ) ;
|
|
else if (__1t1 == __1t2 )
|
|
if (__1s1 < __1s2 )
|
|
__glpwl_bottom__14ArcTessellat0 ( __0this , __1arc , __1t1 , __1s1 , __1s2 , __1stepsize ) ;
|
|
else
|
|
__glpwl_top__14ArcTessellatorF0 ( __0this , __1arc , __1t1 , __1s1 , __1s2 , __1stepsize ) ;
|
|
else
|
|
__glpwl__14ArcTessellatorFP3Ar0 ( __0this , __1arc , __1s1 , __1s2 , __1t1 , __1t2 , __1stepsize ) ;
|
|
}
|
|
|
|
|
|
void __gltrim_power_coeffs__14ArcTe0 (struct BezierArc *, REAL *, int );
|
|
|
|
|
|
void __gltessellateNonlizNear__14Arc0 (struct ArcTessellator *__0this , struct Arc *__1arc , REAL __1geo_stepsize , REAL __1arc_stepsize , int __1isrational )
|
|
{
|
|
((void )0 );
|
|
|
|
{ REAL __1stepsize ;
|
|
|
|
int __1nsteps ;
|
|
|
|
struct TrimVertex *__1vert ;
|
|
REAL __1dp ;
|
|
struct BezierArc *__1bezierArc ;
|
|
|
|
struct PwlArc *__0__X11 ;
|
|
|
|
void *__1__Xbuffer00eohgaiaa ;
|
|
|
|
__1stepsize = (__1geo_stepsize * __1arc_stepsize );
|
|
|
|
__1nsteps = (1 + (((int )(1.0 / __1stepsize ))));
|
|
|
|
__1vert = __glget__14TrimVertexPoolFi ( (struct TrimVertexPool *)__0this -> trimvertexpool__14ArcTessellator , __1nsteps + 1 ) ;
|
|
__1dp = (1.0 / __1nsteps );
|
|
__1bezierArc = __1arc -> bezierArc__3Arc ;
|
|
|
|
__1arc -> pwlArc__3Arc = ((__0__X11 = (struct PwlArc *)( (((void *)( (((void )0 )), ( (((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )-> freelist__4Pool ?(
|
|
( (__1__Xbuffer00eohgaiaa = (((void *)((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )-> freelist__4Pool ))), (((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )-> freelist__4Pool = ((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )->
|
|
freelist__4Pool -> next__6Buffer )) , 0 ) :( ( ((! ((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )-> nextfree__4Pool )?( __glgrow__4PoolFv ( ((struct Pool *)__0this ->
|
|
pwlarcpool__14ArcTessellator )) , 0 ) :( 0 ) ), ( (((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )-> nextfree__4Pool -= ((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )->
|
|
buffersize__4Pool ), ( (__1__Xbuffer00eohgaiaa = (((void *)(((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )-> curblock__4Pool + ((struct Pool *)__0this -> pwlarcpool__14ArcTessellator )-> nextfree__4Pool ))))) ) )
|
|
, 0 ) ), (((void *)__1__Xbuffer00eohgaiaa ))) ) ))) )?( (((struct PwlArc *)__0__X11 )-> type__6PwlArc = 0x8 ), ( (((struct
|
|
PwlArc *)__0__X11 )-> pts__6PwlArc = 0 ), ( (((struct PwlArc *)__0__X11 )-> npts__6PwlArc = -1), ((((struct PwlArc *)__0__X11 )))) ) ) :0 );
|
|
__1arc -> pwlArc__3Arc -> pts__6PwlArc = __1vert ;
|
|
|
|
if (__1isrational ){
|
|
REAL __2pow_u [24];
|
|
|
|
REAL __2pow_v [24];
|
|
|
|
REAL __2pow_w [24];
|
|
__gltrim_power_coeffs__14ArcTe0 ( __1bezierArc , (float *)__2pow_u , 0 ) ;
|
|
__gltrim_power_coeffs__14ArcTe0 ( __1bezierArc , (float *)__2pow_v , 1 ) ;
|
|
__gltrim_power_coeffs__14ArcTe0 ( __1bezierArc , (float *)__2pow_w , 2 ) ;
|
|
|
|
{ REAL *__2b ;
|
|
|
|
int __2step ;
|
|
int __2ocanremove ;
|
|
register long __2order ;
|
|
|
|
__2b = __1bezierArc -> cpts__9BezierArc ;
|
|
(__1vert -> param__10TrimVertex [0 ])= ((__2b [0 ])/ (__2b [2 ]));
|
|
(__1vert -> param__10TrimVertex [1 ])= ((__2b [1 ])/ (__2b [2 ]));
|
|
|
|
;
|
|
__2ocanremove = 0 ;
|
|
__2order = __1bezierArc -> order__9BezierArc ;
|
|
for(( (__2step = 1 ), (++ __1vert )) ;__2step < __1nsteps ;( (__2step ++ ), (__1vert ++ )) ) {
|
|
register
|
|
REAL __3p ;
|
|
register REAL __3u ;
|
|
register REAL __3v ;
|
|
register REAL __3w ;
|
|
|
|
__3p = (__1dp * __2step );
|
|
__3u = (__2pow_u [0 ]);
|
|
__3v = (__2pow_v [0 ]);
|
|
__3w = (__2pow_w [0 ]);
|
|
{ { register int __3i ;
|
|
|
|
__3i = 1 ;
|
|
|
|
for(;__3i < __2order ;__3i ++ ) {
|
|
__3u = ((__3u * __3p )+ (__2pow_u [__3i ]));
|
|
__3v = ((__3v * __3p )+ (__2pow_v [__3i ]));
|
|
__3w = ((__3w * __3p )+ (__2pow_w [__3i ]));
|
|
}
|
|
(__1vert -> param__10TrimVertex [0 ])= (__3u / __3w );
|
|
(__1vert -> param__10TrimVertex [1 ])= (__3v / __3w );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
__2b += ((__2order - 1 )* __1bezierArc -> stride__9BezierArc );
|
|
(__1vert -> param__10TrimVertex [0 ])= ((__2b [0 ])/ (__2b [2 ]));
|
|
(__1vert -> param__10TrimVertex [1 ])= ((__2b [1 ])/ (__2b [2 ]));
|
|
|
|
}
|
|
|
|
}
|
|
else
|
|
{
|
|
REAL __2pow_u [24];
|
|
|
|
REAL __2pow_v [24];
|
|
__gltrim_power_coeffs__14ArcTe0 ( __1bezierArc , (float *)__2pow_u , 0 ) ;
|
|
__gltrim_power_coeffs__14ArcTe0 ( __1bezierArc , (float *)__2pow_v , 1 ) ;
|
|
|
|
{ REAL *__2b ;
|
|
|
|
int __2step ;
|
|
int __2ocanremove ;
|
|
register long __2order ;
|
|
|
|
__2b = __1bezierArc -> cpts__9BezierArc ;
|
|
(__1vert -> param__10TrimVertex [0 ])= (__2b [0 ]);
|
|
(__1vert -> param__10TrimVertex [1 ])= (__2b [1 ]);
|
|
|
|
;
|
|
__2ocanremove = 0 ;
|
|
__2order = __1bezierArc -> order__9BezierArc ;
|
|
for(( (__2step = 1 ), (++ __1vert )) ;__2step < __1nsteps ;( (__2step ++ ), (__1vert ++ )) ) {
|
|
register
|
|
REAL __3p ;
|
|
register REAL __3u ;
|
|
register REAL __3v ;
|
|
|
|
__3p = (__1dp * __2step );
|
|
__3u = (__2pow_u [0 ]);
|
|
__3v = (__2pow_v [0 ]);
|
|
{ { register int __3i ;
|
|
|
|
__3i = 1 ;
|
|
|
|
for(;__3i < __1bezierArc -> order__9BezierArc ;__3i ++ ) {
|
|
__3u = ((__3u * __3p )+ (__2pow_u [__3i ]));
|
|
__3v = ((__3v * __3p )+ (__2pow_v [__3i ]));
|
|
}
|
|
(__1vert -> param__10TrimVertex [0 ])= __3u ;
|
|
(__1vert -> param__10TrimVertex [1 ])= __3v ;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
__2b += ((__2order - 1 )* __1bezierArc -> stride__9BezierArc );
|
|
(__1vert -> param__10TrimVertex [0 ])= (__2b [0 ]);
|
|
(__1vert -> param__10TrimVertex [1 ])= (__2b [1 ]);
|
|
|
|
}
|
|
}
|
|
__1arc -> pwlArc__3Arc -> npts__6PwlArc = ((__1vert - __1arc -> pwlArc__3Arc -> pts__6PwlArc )+ 1 );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
extern REAL __glgl_Bernstein__14ArcTessell0 [][24][24];
|
|
REAL __glgl_Bernstein__14ArcTessell0 [][24][24]= { { { 1 , 0 , 0 , 0 , 0 , 0 , 0 , 0 } , {
|
|
0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 } , { 0 , 0 , 0 , 0 ,
|
|
0 , 0 , 0 , 0 } , { 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 }
|
|
, { 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 } , { 0 , 0 ,
|
|
0 , 0 , 0 , 0 , 0 , 0 } , { 0 , 0 , 0 , 0 , 0 , 0 ,
|
|
0 , 0 } , { 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 } } ,
|
|
{ { - 1 , 1 , 0 , 0 , 0 , 0 , 0 , 0 } , { 1 ,
|
|
0 , 0 , 0 , 0 , 0 , 0 , 0 } , { 0 , 0 , 0 , 0 , 0 ,
|
|
0 , 0 , 0 } , { 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 } ,
|
|
{ 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 } , { 0 , 0 , 0 ,
|
|
0 , 0 , 0 , 0 , 0 } , { 0 , 0 , 0 , 0 , 0 , 0 , 0 ,
|
|
0 } , { 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 } } , {
|
|
{ 1 , - 2 , 1 , 0 , 0 , 0 , 0 , 0 } , { - 2 ,
|
|
2 , 0 , 0 , 0 , 0 , 0 , 0 } , { 1 , 0 , 0 , 0 , 0 ,
|
|
0 , 0 , 0 } , { 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 } ,
|
|
{ 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 } , { 0 , 0 , 0 ,
|
|
0 , 0 , 0 , 0 , 0 } , { 0 , 0 , 0 , 0 , 0 , 0 , 0 ,
|
|
0 } , { 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 } } , {
|
|
{ - 1 , 3 , - 3 , 1 , 0 , 0 , 0 , 0 } , { 3 ,
|
|
- 6 , 3 , 0 , 0 , 0 , 0 , 0 } , { - 3 , 3 , 0 ,
|
|
0 , 0 , 0 , 0 , 0 } , { 1 , 0 , 0 , 0 , 0 , 0 , 0 ,
|
|
0 } , { 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 } , { 0 ,
|
|
0 , 0 , 0 , 0 , 0 , 0 , 0 } , { 0 , 0 , 0 , 0 , 0 ,
|
|
0 , 0 , 0 } , { 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 } }
|
|
, { { 1 , - 4 , 6 , - 4 , 1 , 0 , 0 , 0 } ,
|
|
{ - 4 , 12 , - 12 , 4 , 0 , 0 , 0 , 0 } , { 6 ,
|
|
- 12 , 6 , 0 , 0 , 0 , 0 , 0 } , { - 4 , 4 , 0 ,
|
|
0 , 0 , 0 , 0 , 0 } , { 1 , 0 , 0 , 0 , 0 , 0 , 0 ,
|
|
0 } , { 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 } , { 0 ,
|
|
0 , 0 , 0 , 0 , 0 , 0 , 0 } , { 0 , 0 , 0 , 0 , 0 ,
|
|
0 , 0 , 0 } } , { { - 1 , 5 , - 10 , 10 , -
|
|
5 , 1 , 0 , 0 } , { 5 , - 20 , 30 , - 20 , 5 , 0 ,
|
|
0 , 0 } , { - 10 , 30 , - 30 , 10 , 0 , 0 , 0 , 0 }
|
|
, { 10 , - 20 , 10 , 0 , 0 , 0 , 0 , 0 } , { -
|
|
5 , 5 , 0 , 0 , 0 , 0 , 0 , 0 } , { 1 , 0 , 0 , 0 ,
|
|
0 , 0 , 0 , 0 } , { 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 }
|
|
, { 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 } } , { {
|
|
1 , - 6 , 15 , - 20 , 15 , - 6 , 1 , 0 } , { -
|
|
6 , 30 , - 60 , 60 , - 30 , 6 , 0 , 0 } , { 15 , -
|
|
60 , 90 , - 60 , 15 , 0 , 0 , 0 } , { - 20 , 60 , -
|
|
60 , 20 , 0 , 0 , 0 , 0 } , { 15 , - 30 , 15 , 0 , 0 ,
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0 , 0 , 0 } , { - 6 , 6 , 0 , 0 , 0 , 0 , 0 , 0 }
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, { 1 , 0 , 0 , 0 , 0 , 0 , 0 , 0 } , { 0 , 0 ,
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0 , 0 , 0 , 0 , 0 , 0 } } , { { - 1 , 7 , -
|
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21 , 35 , - 35 , 21 , - 7 , 1 } , { 7 , - 42 , 105 ,
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|
- 140 , 105 , - 42 , 7 , 0 } , { - 21 , 105 , - 210 ,
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210 , - 105 , 21 , 0 , 0 } , { 35 , - 140 , 210 , - 140 ,
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35 , 0 , 0 , 0 } , { - 35 , 105 , - 105 , 35 , 0 , 0 ,
|
|
0 , 0 } , { 21 , - 42 , 21 , 0 , 0 , 0 , 0 , 0 } ,
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{ - 7 , 7 , 0 , 0 , 0 , 0 , 0 , 0 } , { 1 , 0 ,
|
|
0 , 0 , 0 , 0 , 0 , 0 } } } ;
|
|
|
|
void __gltrim_power_coeffs__14ArcTe0 (struct BezierArc *__1bez_arc , REAL *__1p , int __1coord )
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|
{
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|
register int __1stride ;
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|
register int __1order ;
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|
register REAL *__1base ;
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|
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REAL (*__1mat )[24][24];
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REAL (*__1lrow )[24];
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|
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__1stride = __1bez_arc -> stride__9BezierArc ;
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__1order = __1bez_arc -> order__9BezierArc ;
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__1base = (__1bez_arc -> cpts__9BezierArc + __1coord );
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|
|
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__1mat = (((REAL (*)[24][24])(__glgl_Bernstein__14ArcTessell0 [(__1order - 1 )])));
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|
__1lrow = (((REAL (*)[24])(((*__1mat ))[__1order ])));
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|
{ { REAL (*__1row )[24];
|
|
|
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__1row = (((REAL (*)[24])(((*__1mat ))[0 ])));
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|
|
|
for(;__1row != __1lrow ;__1row ++ ) {
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|
register REAL __2s ;
|
|
register REAL *__2point ;
|
|
register REAL *__2mlast ;
|
|
|
|
__2s = 0.0 ;
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|
__2point = __1base ;
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|
__2mlast = (float *)(((*__1row ))+ __1order );
|
|
{ { REAL *__2m ;
|
|
|
|
__2m = (float *)((*__1row ));
|
|
|
|
for(;__2m != __2mlast ;( (__2m ++ ), (__2point += __1stride )) )
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|
__2s += (((*__2m ))* ((*__2point )));
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|
((*(__1p ++ )))= __2s ;
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|
|
|
}
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|
|
|
}
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|
}
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|
|
|
}
|
|
|
|
}
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|
}
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|
|
|
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/* the end */
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