panda3d/pandatool/src/eggcharbase/eggJointPointer.cxx
2003-07-21 19:01:41 +00:00

118 lines
4.4 KiB
C++

// Filename: eggJointPointer.cxx
// Created by: drose (26Feb01)
//
////////////////////////////////////////////////////////////////////
//
// PANDA 3D SOFTWARE
// Copyright (c) 2001, Disney Enterprises, Inc. All rights reserved
//
// All use of this software is subject to the terms of the Panda 3d
// Software license. You should have received a copy of this license
// along with this source code; you will also find a current copy of
// the license at http://www.panda3d.org/license.txt .
//
// To contact the maintainers of this program write to
// panda3d@yahoogroups.com .
//
////////////////////////////////////////////////////////////////////
#include "eggJointPointer.h"
TypeHandle EggJointPointer::_type_handle;
////////////////////////////////////////////////////////////////////
// Function: EggJointPointer::add_frame
// Access: Public, Virtual
// Description: Appends a new frame onto the end of the data, if
// possible; returns true if not possible, or false
// otherwise (e.g. for a static joint).
////////////////////////////////////////////////////////////////////
bool EggJointPointer::
add_frame(const LMatrix4d &) {
return false;
}
////////////////////////////////////////////////////////////////////
// Function: EggJointPointer::move_vertices_to
// Access: Public, Virtual
// Description: Moves the vertices assigned to this joint into the
// other joint (which should be of the same type).
////////////////////////////////////////////////////////////////////
void EggJointPointer::
move_vertices_to(EggJointPointer *) {
}
////////////////////////////////////////////////////////////////////
// Function: EggJointPointer::begin_rebuild
// Access: Public
// Description: Resets the set of rebuild frames in preparation for
// rebuilding the complete table of frames. Repeated
// calls to add_rebuild_frame() will build up the frames
// without changing the values returned by get_frame();
// the table will eventually be updated when do_rebuild
// is called.
////////////////////////////////////////////////////////////////////
void EggJointPointer::
begin_rebuild() {
_rebuild_frames.clear();
}
////////////////////////////////////////////////////////////////////
// Function: EggJointPointer::add_rebuild_frame
// Access: Public, Virtual
// Description: Adds a new frame to the set of rebuild frames. See
// begin_rebuild() and do_rebuild(). Returns true if
// this is valid, false otherwise (e.g. adding multiple
// frames to a static joint).
////////////////////////////////////////////////////////////////////
bool EggJointPointer::
add_rebuild_frame(const LMatrix4d &mat) {
_rebuild_frames.push_back(mat);
return true;
}
////////////////////////////////////////////////////////////////////
// Function: EggJointPointer::do_rebuild
// Access: Public, Virtual
// Description: Rebuilds the entire table all at once, based on the
// frames added by repeated calls to add_rebuild_frame()
// since the last call to begin_rebuild().
//
// Until do_rebuild() is called, the animation table is
// not changed.
//
// The return value is true if all frames are
// acceptable, or false if there is some problem.
////////////////////////////////////////////////////////////////////
bool EggJointPointer::
do_rebuild() {
if (_rebuild_frames.empty()) {
return true;
}
_rebuild_frames.clear();
return false;
}
////////////////////////////////////////////////////////////////////
// Function: EggJointPointer::optimize
// Access: Public, Virtual
// Description: Resets the table before writing to disk so that
// redundant rows (e.g. i { 1 1 1 1 1 1 1 1 }) are
// collapsed out.
////////////////////////////////////////////////////////////////////
void EggJointPointer::
optimize() {
}
////////////////////////////////////////////////////////////////////
// Function: EggJointPointer::expose
// Access: Public, Virtual
// Description: Flags the joint with the indicated DCS flag so that
// it will be loaded as a separate node in the player.
////////////////////////////////////////////////////////////////////
void EggJointPointer::
expose(EggGroup::DCSType) {
}