2 ** License Applicability. Except to the extent portions of this file are
3 ** made subject to an alternative license as permitted in the SGI Free
4 ** Software License B, Version 1.1 (the "License"), the contents of this
5 ** file are subject only to the provisions of the License. You may not use
6 ** this file except in compliance with the License. You may obtain a copy
7 ** of the License at Silicon Graphics, Inc., attn: Legal Services, 1600
8 ** Amphitheatre Parkway, Mountain View, CA 94043-1351, or at:
10 ** http://oss.sgi.com/projects/FreeB
12 ** Note that, as provided in the License, the Software is distributed on an
13 ** "AS IS" basis, with ALL EXPRESS AND IMPLIED WARRANTIES AND CONDITIONS
14 ** DISCLAIMED, INCLUDING, WITHOUT LIMITATION, ANY IMPLIED WARRANTIES AND
15 ** CONDITIONS OF MERCHANTABILITY, SATISFACTORY QUALITY, FITNESS FOR A
16 ** PARTICULAR PURPOSE, AND NON-INFRINGEMENT.
18 ** Original Code. The Original Code is: OpenGL Sample Implementation,
19 ** Version 1.2.1, released January 26, 2000, developed by Silicon Graphics,
20 ** Inc. The Original Code is Copyright (c) 1991-2000 Silicon Graphics, Inc.
21 ** Copyright in any portions created by third parties is as indicated
22 ** elsewhere herein. All Rights Reserved.
24 ** Additional Notice Provisions: The application programming interfaces
25 ** established by SGI in conjunction with the Original Code are The
26 ** OpenGL(R) Graphics System: A Specification (Version 1.2.1), released
27 ** April 1, 1999; The OpenGL(R) Graphics System Utility Library (Version
28 ** 1.3), released November 4, 1998; and OpenGL(R) Graphics with the X
29 ** Window System(R) (Version 1.3), released October 19, 1998. This software
30 ** was created using the OpenGL(R) version 1.2.1 Sample Implementation
31 ** published by SGI, but has not been independently verified as being
32 ** compliant with the OpenGL(R) version 1.2.1 Specification.
40 #ifndef __gluslicer_h_
41 #define __gluslicer_h_
43 #include "trimregion.h"
45 #include "coveandtiler.h"
46 #include "primitiveStream.h"
47 #include "rectBlock.h"
53 class Slicer
: public CoveAndTiler
, public Mesher
{
57 void slice( Arc_ptr
);
58 void slice_old( Arc_ptr
);
59 void slice_new( Arc_ptr
);
60 void evalStream(primStream
* );
61 void evalRBArray(rectBlockArray
* rbArray
, gridWrap
* grid
);
63 void outline( Arc_ptr
);
64 void setstriptessellation( REAL
, REAL
);
65 void setisolines( int );
67 void set_ulinear(int ulinear_flag
)
69 ulinear
= ulinear_flag
;
71 void set_vlinear(int vlinear_flag
)
73 vlinear
= vlinear_flag
;
82 void initGridlines( void );
83 void advanceGridlines( long );
85 int ulinear
; //indicate whether uorder is 2 or not
86 int vlinear
; //indicate whether vorder is 2 or not
88 #endif /* __gluslicer_h_ */