| 1 | /* $Id: basicsurfeval.h,v 1.1 2000-02-09 08:49:48 jeroen Exp $ */
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| 2 | /*
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| 3 | ** License Applicability. Except to the extent portions of this file are
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| 4 | ** made subject to an alternative license as permitted in the SGI Free
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| 5 | ** Software License B, Version 1.0 (the "License"), the contents of this
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| 6 | ** file are subject only to the provisions of the License. You may not use
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| 7 | ** this file except in compliance with the License. You may obtain a copy
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| 8 | ** of the License at Silicon Graphics, Inc., attn: Legal Services, 1600
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| 9 | ** Amphitheatre Parkway, Mountain View, CA 94043-1351, or at:
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| 10 | **
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| 11 | ** http://oss.sgi.com/projects/FreeB
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| 12 | **
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| 13 | ** Note that, as provided in the License, the Software is distributed on an
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| 14 | ** "AS IS" basis, with ALL EXPRESS AND IMPLIED WARRANTIES AND CONDITIONS
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| 15 | ** DISCLAIMED, INCLUDING, WITHOUT LIMITATION, ANY IMPLIED WARRANTIES AND
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| 16 | ** CONDITIONS OF MERCHANTABILITY, SATISFACTORY QUALITY, FITNESS FOR A
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| 17 | ** PARTICULAR PURPOSE, AND NON-INFRINGEMENT.
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| 18 | **
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| 19 | ** Original Code. The Original Code is: OpenGL Sample Implementation,
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| 20 | ** Version 1.2.1, released January 26, 2000, developed by Silicon Graphics,
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| 21 | ** Inc. The Original Code is Copyright (c) 1991-2000 Silicon Graphics, Inc.
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| 22 | ** Copyright in any portions created by third parties is as indicated
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| 23 | ** elsewhere herein. All Rights Reserved.
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| 24 | **
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| 25 | ** Additional Notice Provisions: The application programming interfaces
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| 26 | ** established by SGI in conjunction with the Original Code are The
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| 27 | ** OpenGL(R) Graphics System: A Specification (Version 1.2.1), released
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| 28 | ** April 1, 1999; The OpenGL(R) Graphics System Utility Library (Version
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| 29 | ** 1.3), released November 4, 1998; and OpenGL(R) Graphics with the X
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| 30 | ** Window System(R) (Version 1.3), released October 19, 1998. This software
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| 31 | ** was created using the OpenGL(R) version 1.2.1 Sample Implementation
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| 32 | ** published by SGI, but has not been independently verified as being
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| 33 | ** compliant with the OpenGL(R) version 1.2.1 Specification.
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| 34 | */
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| 35 |
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| 36 | /*
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| 37 | * basicsurfeval.h
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| 38 | *
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| 39 | * $Date: 2000-02-09 08:49:48 $ $Revision: 1.1 $
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| 40 | * $Header: /home/ktk/tmp/odin/2007/netlabs.cvs/odin32/src/opengl/glu/nurbs/internals/basicsurfeval.h,v 1.1 2000-02-09 08:49:48 jeroen Exp $
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| 41 | */
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| 42 |
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| 43 | #ifndef __glubasicsurfeval_h_
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| 44 | #define __glubasicsurfeval_h_
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| 45 |
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| 46 | #include "types.h"
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| 47 | #include "displaymode.h"
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| 48 | #include "cachingeval.h"
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| 49 |
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| 50 | class BasicSurfaceEvaluator : public CachingEvaluator {
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| 51 | public:
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| 52 | virtual void range2f( long, REAL *, REAL * );
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| 53 | virtual void domain2f( REAL, REAL, REAL, REAL );
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| 54 |
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| 55 | virtual void enable( long );
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| 56 | virtual void disable( long );
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| 57 | virtual void bgnmap2f( long );
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| 58 | virtual void map2f( long, REAL, REAL, long, long,
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| 59 | REAL, REAL, long, long,
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| 60 | REAL * );
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| 61 | virtual void mapgrid2f( long, REAL, REAL, long, REAL, REAL );
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| 62 | virtual void mapmesh2f( long, long, long, long, long );
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| 63 | virtual void evalcoord2f( long, REAL, REAL );
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| 64 | virtual void evalpoint2i( long, long );
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| 65 | virtual void endmap2f( void );
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| 66 |
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| 67 | virtual void polymode( long );
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| 68 | virtual void bgnline( void );
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| 69 | virtual void endline( void );
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| 70 | virtual void bgnclosedline( void );
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| 71 | virtual void endclosedline( void );
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| 72 | virtual void bgntmesh( void );
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| 73 | virtual void swaptmesh( void );
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| 74 | virtual void endtmesh( void );
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| 75 | virtual void bgnqstrip( void );
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| 76 | virtual void endqstrip( void );
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| 77 |
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| 78 | virtual void bgntfan( void );
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| 79 | virtual void endtfan( void );
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| 80 |
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| 81 | virtual void evalUStrip(int n_upper, REAL v_upper, REAL* upper_val,
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| 82 | int n_lower, REAL v_lower, REAL* lower_val
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| 83 | ) = 0;
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| 84 |
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| 85 | virtual void evalVStrip(int n_left, REAL u_left, REAL* left_val,
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| 86 | int n_right, REAL u_right, REAL* right_val
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| 87 | ) = 0;
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| 88 | virtual void inDoEvalCoord2NOGE(REAL u, REAL v, REAL* ret_point, REAL* ret_normal) = 0;
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| 89 | virtual void inDoEvalCoord2NOGE_BU(REAL u, REAL v, REAL* ret_point, REAL* ret_normal) = 0;
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| 90 | virtual void inDoEvalCoord2NOGE_BV(REAL u, REAL v, REAL* ret_point, REAL* ret_normal) = 0;
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| 91 | virtual void inPreEvaluateBV_intfac(REAL v ) = 0;
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| 92 | virtual void inPreEvaluateBU_intfac(REAL u ) = 0;
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| 93 |
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| 94 | };
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| 95 |
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| 96 | #endif /* __glubasicsurfeval_h_ */
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