Panda3D

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vertexTransform.I
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1/**
2 * PANDA 3D SOFTWARE
3 * Copyright (c) Carnegie Mellon University. All rights reserved.
4 *
5 * All use of this software is subject to the terms of the revised BSD
6 * license. You should have received a copy of this license along
7 * with this source code in a file named "LICENSE."
8 *
9 * @file vertexTransform.I
10 * @author drose
11 * @date 2005-03-23
12 */
13
14/**
15 * Returns a sequence number that's guaranteed to change at least every time
16 * the value reported by get_matrix() changes.
17 */
18INLINE UpdateSeq VertexTransform::
19 get_modified(Thread *current_thread) const {
20 CDReader cdata(_cycler, current_thread);
21 return cdata->_modified;
22}
23
24/**
25 * Returns the currently highest VertexTransform::get_modified() value in the
26 * world. This can be used as a quick way to determine if any
27 * VertexTransforms have changed value recently.
28 */
29INLINE UpdateSeq VertexTransform::
30 get_global_modified(Thread *current_thread) {
31 CDReader cdata(_global_cycler, current_thread);
32 return cdata->_modified;
33}
34
35/**
36 *
37 */
38INLINE VertexTransform::CData::
39CData() {
40}
41
42/**
43 *
44 */
45INLINE VertexTransform::CData::
46CData(const VertexTransform::CData &copy) :
47 _modified(copy._modified)
48{
49}
50
51INLINE std::ostream &
52operator << (std::ostream &out, const VertexTransform &obj) {
53 obj.output(out);
54 return out;
55}
Thread
A thread; that is, a lightweight process.
Definition thread.h:46
UpdateSeq
This is a sequence number that increments monotonically.
Definition updateSeq.h:37
VertexTransform
This is an abstract base class that holds a pointer to some transform, computed in some arbitrary way...
Definition vertexTransform.h:35
VertexTransform::get_global_modified
static UpdateSeq get_global_modified(Thread *current_thread)
Returns the currently highest VertexTransform::get_modified() value in the world.
Definition vertexTransform.I:30
VertexTransform::get_modified
get_modified
Returns a sequence number that's guaranteed to change at least every time the value reported by get_m...
Definition vertexTransform.h:45