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Diffstat (limited to 'mesalib/src/glu/sgi/libnurbs/internals/renderhints.cc')
| -rw-r--r-- | mesalib/src/glu/sgi/libnurbs/internals/renderhints.cc | 133 |
1 files changed, 133 insertions, 0 deletions
diff --git a/mesalib/src/glu/sgi/libnurbs/internals/renderhints.cc b/mesalib/src/glu/sgi/libnurbs/internals/renderhints.cc new file mode 100644 index 000000000..a3aa62d42 --- /dev/null +++ b/mesalib/src/glu/sgi/libnurbs/internals/renderhints.cc @@ -0,0 +1,133 @@ +/* +** 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. +*/ + +/* + * renderhints.c++ + * + */ + +#include "glimports.h" +#include "mystdio.h" +#include "renderhints.h" +#include "defines.h" +#include "nurbsconsts.h" + + +/*-------------------------------------------------------------------------- + * Renderhints::Renderhints - set all window specific options + *-------------------------------------------------------------------------- + */ +Renderhints::Renderhints() +{ + display_method = N_FILL; + errorchecking = N_MSG; + subdivisions = 6.0; + tmp1 = 0.0; +} + +void +Renderhints::init( void ) +{ + maxsubdivisions = (int) subdivisions; + if( maxsubdivisions < 0 ) maxsubdivisions = 0; + + + if( display_method == N_FILL ) { + wiretris = 0; + wirequads = 0; + } else if( display_method == N_OUTLINE_TRI ) { + wiretris = 1; + wirequads = 0; + } else if( display_method == N_OUTLINE_QUAD ) { + wiretris = 0; + wirequads = 1; + } else { + wiretris = 1; + wirequads = 1; + } +} + +int +Renderhints::isProperty( long property ) +{ + switch ( property ) { + case N_DISPLAY: + case N_ERRORCHECKING: + case N_SUBDIVISIONS: + case N_TMP1: + return 1; + default: + return 0; + } +} + +REAL +Renderhints::getProperty( long property ) +{ + switch ( property ) { + case N_DISPLAY: + return display_method; + case N_ERRORCHECKING: + return errorchecking; + case N_SUBDIVISIONS: + return subdivisions; + case N_TMP1: + return tmp1; + default: + abort(); + return -1; //not necessary, needed to shut up compiler + } +} + +void +Renderhints::setProperty( long property, REAL value ) +{ + switch ( property ) { + case N_DISPLAY: + display_method = value; + break; + case N_ERRORCHECKING: + errorchecking = value; + break; + case N_SUBDIVISIONS: + subdivisions = value; + break; + case N_TMP1: /* unused */ + tmp1 = value; + break; + default: + abort(); + break; + } +} |