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 #include "glimports.h"
44 #include "trimvertex.h"
45 #include "trimvertpool.h"
48 /*----------------------------------------------------------------------------
49 * TrimVertexPool::TrimVertexPool
50 *----------------------------------------------------------------------------
52 TrimVertexPool::TrimVertexPool( void )
53 : pool( sizeof(TrimVertex
)*3, 32, "Threevertspool" )
55 // initialize array of pointers to vertex lists
57 vlistsize
= INIT_VERTLISTSIZE
;
58 vlist
= new TrimVertex_p
[vlistsize
];
61 /*----------------------------------------------------------------------------
62 * TrimVertexPool::~TrimVertexPool
63 *----------------------------------------------------------------------------
65 TrimVertexPool::~TrimVertexPool( void )
67 // free all arrays of TrimVertices vertices
68 while( nextvlistslot
) {
69 delete [] vlist
[--nextvlistslot
];
72 // reallocate space for array of pointers to vertex lists
73 if( vlist
) delete[] vlist
;
76 /*----------------------------------------------------------------------------
77 * TrimVertexPool::clear
78 *----------------------------------------------------------------------------
81 TrimVertexPool::clear( void )
83 // reinitialize pool of 3 vertex arrays
86 // free all arrays of TrimVertices vertices
87 while( nextvlistslot
) {
88 delete [] vlist
[--nextvlistslot
];
89 vlist
[nextvlistslot
] = 0;
92 // reallocate space for array of pointers to vertex lists
93 if( vlist
) delete[] vlist
;
94 vlist
= new TrimVertex_p
[vlistsize
];
98 /*----------------------------------------------------------------------------
99 * TrimVertexPool::get - allocate a vertex list
100 *----------------------------------------------------------------------------
103 TrimVertexPool::get( int n
)
107 v
= (TrimVertex
*) pool
.new_buffer();
109 if( nextvlistslot
== vlistsize
) {
111 TrimVertex_p
*nvlist
= new TrimVertex_p
[vlistsize
];
112 memcpy( nvlist
, vlist
, nextvlistslot
* sizeof(TrimVertex_p
) );
113 if( vlist
) delete[] vlist
;
116 v
= vlist
[nextvlistslot
++] = new TrimVertex
[n
];