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Diffstat (limited to 'mesalib/src/glu/sgi/libnurbs/internals/curvelist.cc')
-rw-r--r-- | mesalib/src/glu/sgi/libnurbs/internals/curvelist.cc | 112 |
1 files changed, 0 insertions, 112 deletions
diff --git a/mesalib/src/glu/sgi/libnurbs/internals/curvelist.cc b/mesalib/src/glu/sgi/libnurbs/internals/curvelist.cc deleted file mode 100644 index 8f2ee4678..000000000 --- a/mesalib/src/glu/sgi/libnurbs/internals/curvelist.cc +++ /dev/null @@ -1,112 +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. -*/ - -/* - * curvelist.c++ - * - */ - -#include "glimports.h" -#include "myassert.h" -#include "mystdio.h" -#include "quilt.h" -#include "curvelist.h" -#include "curve.h" -#include "types.h" - -Curvelist::Curvelist( Quilt *quilts, REAL pta, REAL ptb ) -{ - curve = 0; - for( Quilt *q = quilts; q; q = q->next ) - curve = new Curve( q, pta, ptb, curve ); - range[0] = pta; - range[1] = ptb; - range[2] = ptb - pta; - needsSubdivision = 0; - stepsize = 0; -} - -Curvelist::Curvelist( Curvelist &upper, REAL value ) -{ - curve = 0; - for( Curve *c = upper.curve; c; c = c->next ) - curve = new Curve( *c, value, curve ); - - range[0] = upper.range[0]; - range[1] = value; - range[2] = value - upper.range[0]; - upper.range[0] = value; - upper.range[2] = upper.range[1] - value; - needsSubdivision = 0; - stepsize = 0; -} - -Curvelist::~Curvelist() -{ - while( curve ) { - Curve *c = curve; - curve = curve->next; - delete c; - } -} - -int -Curvelist::cullCheck( void ) -{ - for( Curve *c = curve; c; c = c->next ) - if( c->cullCheck() == CULL_TRIVIAL_REJECT ) - return CULL_TRIVIAL_REJECT; - return CULL_ACCEPT; -} - -void -Curvelist::getstepsize( void ) -{ - stepsize = range[2]; - Curve *c; - for( c = curve; c; c = c->next ) { - c->getstepsize(); - c->clamp(); - stepsize = ((c->stepsize < stepsize) ? c->stepsize : stepsize); - if( c->needsSamplingSubdivision() ) break; - } - needsSubdivision = ( c ) ? 1 : 0; -} - -int -Curvelist::needsSamplingSubdivision( void ) -{ - return needsSubdivision; -} - |