1 /*
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:
9 **
10 ** http://oss.sgi.com/projects/FreeB
11 **
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.
17 **
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.
23 **
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.
33 */
34 
35 /*
36  * displaylist.c++
37  *
38  */
39 
40 //#include "glimports.h"
41 //#include "mystdio.h"
42 //#include "nurbstess.h"
43 #include "displaylist.h"
44 
45 
46 DisplayList::DisplayList( NurbsTessellator  *_nt ) :
47 	dlnodePool( sizeof( Dlnode ), 1, "dlnodepool" )
48 {
49     lastNode = &nodes;
50     nt = _nt;
51 }
52 
53 DisplayList::~DisplayList( void )
54 {
55     for( Dlnode *nextNode; nodes; nodes = nextNode ) {
56 	nextNode = nodes->next;
57 	if( nodes->cleanup != 0 ) (nt->*nodes->cleanup)( nodes->arg );
58 	//nodes->deleteMe(dlnodePool);
59     }
60 }
61 
62 void
63 DisplayList::play( void )
64 {
65     for( Dlnode *node = nodes; node; node = node->next )
66 	if( node->work != 0 ) (nt->*node->work)( node->arg );
67 }
68 
69 void
70 DisplayList::endList( void )
71 {
72     *lastNode = 0;
73 }
74 
75 void
76 DisplayList::append( PFVS work, void *arg, PFVS cleanup )
77 {
78     Dlnode *node = new(dlnodePool) Dlnode( work, arg, cleanup );
79     *lastNode = node;
80     lastNode = &(node->next);
81 }
82 
83