00001 // Filename: vertexTransform.I 00002 // Created by: drose (23Mar05) 00003 // 00004 //////////////////////////////////////////////////////////////////// 00005 // 00006 // PANDA 3D SOFTWARE 00007 // Copyright (c) Carnegie Mellon University. All rights reserved. 00008 // 00009 // All use of this software is subject to the terms of the revised BSD 00010 // license. You should have received a copy of this license along 00011 // with this source code in a file named "LICENSE." 00012 // 00013 //////////////////////////////////////////////////////////////////// 00014 00015 00016 //////////////////////////////////////////////////////////////////// 00017 // Function: VertexTransform::get_modified 00018 // Access: Published 00019 // Description: Returns a sequence number that's guaranteed to change 00020 // at least every time the value reported by 00021 // get_matrix() changes. 00022 //////////////////////////////////////////////////////////////////// 00023 INLINE UpdateSeq VertexTransform:: 00024 get_modified(Thread *current_thread) const { 00025 CDReader cdata(_cycler, current_thread); 00026 return cdata->_modified; 00027 } 00028 00029 //////////////////////////////////////////////////////////////////// 00030 // Function: VertexTransform::get_global_modified 00031 // Access: Published, Static 00032 // Description: Returns the currently highest 00033 // VertexTransform::get_modified() value in the world. 00034 // This can be used as a quick way to determine if any 00035 // VertexTransforms have changed value recently. 00036 //////////////////////////////////////////////////////////////////// 00037 INLINE UpdateSeq VertexTransform:: 00038 get_global_modified(Thread *current_thread) { 00039 CDReader cdata(_global_cycler, current_thread); 00040 return cdata->_modified; 00041 } 00042 00043 //////////////////////////////////////////////////////////////////// 00044 // Function: VertexTransform::CData::Constructor 00045 // Access: Public 00046 // Description: 00047 //////////////////////////////////////////////////////////////////// 00048 INLINE VertexTransform::CData:: 00049 CData() { 00050 } 00051 00052 //////////////////////////////////////////////////////////////////// 00053 // Function: VertexTransform::CData::Copy Constructor 00054 // Access: Public 00055 // Description: 00056 //////////////////////////////////////////////////////////////////// 00057 INLINE VertexTransform::CData:: 00058 CData(const VertexTransform::CData ©) : 00059 _modified(copy._modified) 00060 { 00061 } 00062 00063 INLINE ostream & 00064 operator << (ostream &out, const VertexTransform &obj) { 00065 obj.output(out); 00066 return out; 00067 }