+++ /dev/null
-/*
-** 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.
-*/
-
-/*
- * nurbstess.h
- *
- */
-
-#ifndef __glunurbstess_h_
-#define __glunurbstess_h_
-
-#include "mysetjmp.h"
-#include "subdivider.h"
-#include "renderhints.h"
-#include "backend.h"
-#include "maplist.h"
-#include "reader.h"
-#include "nurbsconsts.h"
-
-struct Knotvector;
-class Quilt;
-class DisplayList;
-class BasicCurveEvaluator;
-class BasicSurfaceEvaluator;
-
-class NurbsTessellator {
-public:
- NurbsTessellator( BasicCurveEvaluator &c,
- BasicSurfaceEvaluator &e );
- virtual ~NurbsTessellator( void );
-
- void getnurbsproperty( long, INREAL * );
- void getnurbsproperty( long, long, INREAL * );
- void setnurbsproperty( long, INREAL );
- void setnurbsproperty( long, long, INREAL );
- void setnurbsproperty( long, long, INREAL * );
- void setnurbsproperty( long, long, INREAL *, long, long );
-
- // called before a tessellation begins/ends
- virtual void bgnrender( void );
- virtual void endrender( void );
-
- // called to make a display list of the output vertices
- virtual void makeobj( int n );
- virtual void closeobj( void );
-
- // called when a error occurs
- virtual void errorHandler( int );
-
- void bgnsurface( long );
- void endsurface( void );
- void bgntrim( void );
- void endtrim( void );
- void bgncurve( long );
- void endcurve( void );
- void pwlcurve( long, INREAL[], long, long );
- void nurbscurve( long, INREAL[], long, INREAL[], long, long );
- void nurbssurface( long, INREAL[], long, INREAL[], long, long,
- INREAL[], long, long, long );
-
- void defineMap( long, long, long );
- void redefineMaps( void );
-
- // recording of input description
- void discardRecording( void * );
- void * beginRecording( void );
- void endRecording( void );
- void playRecording( void * );
-
- //for optimizing untrimmed nurbs in the case of domain distance sampling
- void set_domain_distance_u_rate(REAL u_rate);
- void set_domain_distance_v_rate(REAL v_rate);
- void set_is_domain_distance_sampling(int flag);
-
-
-protected:
- Renderhints renderhints;
- Maplist maplist;
- Backend backend;
-
-private:
-
- void resetObjects( void );
- int do_check_knots( Knotvector *, const char * );
- void do_nurbserror( int );
- void do_bgncurve( O_curve * );
- void do_endcurve( void );
- void do_freeall( void );
- void do_freecurveall( O_curve * );
- void do_freebgntrim( O_trim * );
- void do_freebgncurve( O_curve * );
- void do_freepwlcurve( O_pwlcurve * );
- void do_freenurbscurve( O_nurbscurve * );
- void do_freenurbssurface( O_nurbssurface * );
- void do_freebgnsurface( O_surface * );
- void do_bgnsurface( O_surface * );
- void do_endsurface( void );
- void do_bgntrim( O_trim * );
- void do_endtrim( void );
- void do_pwlcurve( O_pwlcurve * );
- void do_nurbscurve( O_nurbscurve * );
- void do_nurbssurface( O_nurbssurface * );
- void do_freenurbsproperty( Property * );
- void do_setnurbsproperty( Property * );
- void do_setnurbsproperty2( Property * );
-
- Subdivider subdivider;
- JumpBuffer* jumpbuffer;
- Pool o_pwlcurvePool;
- Pool o_nurbscurvePool;
- Pool o_curvePool;
- Pool o_trimPool;
- Pool o_surfacePool;
- Pool o_nurbssurfacePool;
- Pool propertyPool;
-public:
- Pool quiltPool;
-private:
- TrimVertexPool extTrimVertexPool;
-
- int inSurface; /* bgnsurface seen */
- int inCurve; /* bgncurve seen */
- int inTrim; /* bgntrim seen */
- int isCurveModified; /* curve changed */
- int isTrimModified; /* trim curves changed */
- int isSurfaceModified; /* surface changed */
- int isDataValid; /* all data is good */
- int numTrims; /* valid trim regions */
- int playBack;
-
- O_trim** nextTrim; /* place to link o_trim */
- O_curve** nextCurve; /* place to link o_curve */
- O_nurbscurve** nextNurbscurve; /* place to link o_nurbscurve */
- O_pwlcurve** nextPwlcurve; /* place to link o_pwlcurve */
- O_nurbssurface** nextNurbssurface; /* place to link o_nurbssurface */
-
- O_surface* currentSurface;
- O_trim* currentTrim;
- O_curve* currentCurve;
-
- DisplayList *dl;
-
-};
-
-#endif /* __glunurbstess_h_ */
projects / reactos.git / blobdiff