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
46DisplayList::DisplayList( NurbsTessellator  *_nt ) :
47	dlnodePool( sizeof( Dlnode ), 1, "dlnodepool" )
48{
49    lastNode = &nodes;
50    nt = _nt;
51}
52
53DisplayList::~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
62void
63DisplayList::play( void )
64{
65    for( Dlnode *node = nodes; node; node = node->next )
66	if( node->work != 0 ) (nt->*node->work)( node->arg );
67}
68
69void
70DisplayList::endList( void )
71{
72    *lastNode = 0;
73}
74
75void
76DisplayList::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