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Diffstat (limited to 'nx-X11/extras/ogl-sample/main/gfx/lib/glu/libnurbs/internals/arc.h')
| -rw-r--r-- | nx-X11/extras/ogl-sample/main/gfx/lib/glu/libnurbs/internals/arc.h | 139 |
1 files changed, 0 insertions, 139 deletions
diff --git a/nx-X11/extras/ogl-sample/main/gfx/lib/glu/libnurbs/internals/arc.h b/nx-X11/extras/ogl-sample/main/gfx/lib/glu/libnurbs/internals/arc.h deleted file mode 100644 index ae1ef8a91..000000000 --- a/nx-X11/extras/ogl-sample/main/gfx/lib/glu/libnurbs/internals/arc.h +++ /dev/null @@ -1,139 +0,0 @@ -/* -** License Applicability. Except to the extent portions of this file are -** made subject to an alternative license as permitted in the SGI Free -** Software License B, Version 1.1 (the "License"), the contents of this -** file are subject only to the provisions of the License. You may not use -** this file except in compliance with the License. You may obtain a copy -** of the License at Silicon Graphics, Inc., attn: Legal Services, 1600 -** Amphitheatre Parkway, Mountain View, CA 94043-1351, or at: -** -** http://oss.sgi.com/projects/FreeB -** -** Note that, as provided in the License, the Software is distributed on an -** "AS IS" basis, with ALL EXPRESS AND IMPLIED WARRANTIES AND CONDITIONS -** DISCLAIMED, INCLUDING, WITHOUT LIMITATION, ANY IMPLIED WARRANTIES AND -** CONDITIONS OF MERCHANTABILITY, SATISFACTORY QUALITY, FITNESS FOR A -** PARTICULAR PURPOSE, AND NON-INFRINGEMENT. -** -** Original Code. The Original Code is: OpenGL Sample Implementation, -** Version 1.2.1, released January 26, 2000, developed by Silicon Graphics, -** Inc. The Original Code is Copyright (c) 1991-2000 Silicon Graphics, Inc. -** Copyright in any portions created by third parties is as indicated -** elsewhere herein. All Rights Reserved. -** -** Additional Notice Provisions: The application programming interfaces -** established by SGI in conjunction with the Original Code are The -** OpenGL(R) Graphics System: A Specification (Version 1.2.1), released -** April 1, 1999; The OpenGL(R) Graphics System Utility Library (Version -** 1.3), released November 4, 1998; and OpenGL(R) Graphics with the X -** Window System(R) (Version 1.3), released October 19, 1998. This software -** was created using the OpenGL(R) version 1.2.1 Sample Implementation -** published by SGI, but has not been independently verified as being -** compliant with the OpenGL(R) version 1.2.1 Specification. -*/ - -/* - * arc.h - * - * $Date: 2004/03/14 08:29:10 $ $Revision: 1.1.1.4 $ - * $Header: /cvs/xorg/xc/extras/ogl-sample/main/gfx/lib/glu/libnurbs/internals/arc.h,v 1.1.1.4 2004/03/14 08:29:10 eich Exp $ - */ - -#ifndef __gluarc_h_ -#define __gluarc_h_ - -#include "myassert.h" -#include "bufpool.h" -#include "mystdio.h" -#include "types.h" -#include "pwlarc.h" -#include "trimvertex.h" - -class Bin; -class Arc; -class BezierArc; - -typedef class Arc *Arc_ptr; - -enum arc_side { arc_none = 0, arc_right, arc_top, arc_left, arc_bottom }; - - -class Arc: public PooledObj { /* an arc, in two list, the trim list and bin */ - -public: - static const int bezier_tag; - static const int arc_tag; - static const int tail_tag; - Arc_ptr prev; /* trim list pointer */ - Arc_ptr next; /* trim list pointer */ - Arc_ptr link; /* bin pointers */ - BezierArc * bezierArc; /* associated bezier arc */ - PwlArc * pwlArc; /* associated pwl arc */ - long type; /* curve type */ - long nuid; - - inline Arc( Arc *, PwlArc * ); - inline Arc( arc_side, long ); - - Arc_ptr append( Arc_ptr ); - int check( void ); - int isMonotone( void ); - int isDisconnected( void ); - int numpts( void ); - void markverts( void ); - void getextrema( Arc_ptr[4] ); - void print( void ); - void show( void ); - void makeSide( PwlArc *, arc_side ); - inline int isTessellated() { return pwlArc ? 1 : 0; } - inline long isbezier() { return type & bezier_tag; } - inline void setbezier() { type |= bezier_tag; } - inline void clearbezier() { type &= ~bezier_tag; } - inline long npts() { return pwlArc->npts; } - inline TrimVertex * pts() { return pwlArc->pts; } - inline REAL * tail() { return pwlArc->pts[0].param; } - inline REAL * head() { return next->pwlArc->pts[0].param; } - inline REAL * rhead() { return pwlArc->pts[pwlArc->npts-1].param; } - inline long ismarked() { return type & arc_tag; } - inline void setmark() { type |= arc_tag; } - inline void clearmark() { type &= (~arc_tag); } - inline void clearside() { type &= ~(0x7 << 8); } - inline void setside( arc_side s ) { clearside(); type |= (((long)s)<<8); } - inline arc_side getside() { return (arc_side) ((type>>8) & 0x7); } - inline int getitail() { return type & tail_tag; } - inline void setitail() { type |= tail_tag; } - inline void clearitail() { type &= (~tail_tag); } -}; - -/*-------------------------------------------------------------------------- - * Arc - initialize a new Arc with the same type and uid of - * a given Arc and a given pwl arc - *-------------------------------------------------------------------------- - */ - -inline -Arc::Arc( Arc *j, PwlArc *p ) -{ - bezierArc = NULL; - pwlArc = p; - type = j->type; - nuid = j->nuid; -} - -/*-------------------------------------------------------------------------- - * Arc - initialize a new Arc with the same type and uid of - * a given Arc and a given pwl arc - *-------------------------------------------------------------------------- - */ - -inline -Arc::Arc( arc_side side, long _nuid ) -{ - bezierArc = NULL; - pwlArc = NULL; - type = 0; - setside( side ); - nuid = _nuid; -} - -#endif /* __gluarc_h_ */ |