131 lines
5.0 KiB
C++
131 lines
5.0 KiB
C++
// Filename: animChannelMatrixFixed.cxx
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// Created by: drose (19Jan06)
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//
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////////////////////////////////////////////////////////////////////
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//
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// PANDA 3D SOFTWARE
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// Copyright (c) 2001 - 2004, Disney Enterprises, Inc. All rights reserved
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//
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// All use of this software is subject to the terms of the Panda 3d
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// Software license. You should have received a copy of this license
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// along with this source code; you will also find a current copy of
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// the license at http://etc.cmu.edu/panda3d/docs/license/ .
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//
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// To contact the maintainers of this program write to
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// panda3d-general@lists.sourceforge.net .
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//
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////////////////////////////////////////////////////////////////////
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#include "animChannelMatrixFixed.h"
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#include "compose_matrix.h"
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TypeHandle AnimChannelMatrixFixed::_type_handle;
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////////////////////////////////////////////////////////////////////
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// Function: AnimChannelMatrixFixed::Copy Constructor
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// Access: Protected
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// Description: Creates a new AnimChannelMatrixFixed, just like this
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// one, without copying any children. The new copy is
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// added to the indicated parent. Intended to be called
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// by make_copy() only.
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////////////////////////////////////////////////////////////////////
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AnimChannelMatrixFixed::
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AnimChannelMatrixFixed(AnimGroup *parent, const AnimChannelMatrixFixed ©) :
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AnimChannelFixed<ACMatrixSwitchType>(parent, copy),
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_value_no_scale_shear(copy._value_no_scale_shear),
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_scale(copy._scale),
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_hpr(copy._hpr),
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_quat(copy._quat),
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_pos(copy._pos),
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_shear(copy._shear)
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{
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}
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////////////////////////////////////////////////////////////////////
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// Function: AnimChannelMatrixFixed::Constructor
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// Access: Public
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// Description: This flavor creates an AnimChannelMatrixFixed that is not
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// in a hierarchy.
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////////////////////////////////////////////////////////////////////
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AnimChannelMatrixFixed::
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AnimChannelMatrixFixed(const string &name, const LMatrix4f &value)
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: AnimChannelFixed<ACMatrixSwitchType>(name, value)
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{
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// Decompose the matrix into components in case we will be blending.
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decompose_matrix(_value, _scale, _shear, _hpr, _pos);
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compose_matrix(_value_no_scale_shear, LVecBase3f(1.0f, 1.0f, 1.0f),
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_hpr, _pos);
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_quat.set_hpr(_hpr);
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}
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////////////////////////////////////////////////////////////////////
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// Function: AnimChannelMatrixFixed::get_value_no_scale_shear
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// Access: Public, Virtual
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// Description: Gets the value of the channel at the indicated frame,
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// without any scale or shear information.
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////////////////////////////////////////////////////////////////////
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void AnimChannelMatrixFixed::
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get_value_no_scale_shear(int frame, LMatrix4f &mat) {
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mat = _value_no_scale_shear;
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}
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////////////////////////////////////////////////////////////////////
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// Function: AnimChannelMatrixFixed::get_scale
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// Access: Public, Virtual
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// Description: Gets the scale value at the indicated frame.
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////////////////////////////////////////////////////////////////////
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void AnimChannelMatrixFixed::
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get_scale(int, LVecBase3f &scale) {
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scale = _scale;
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}
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////////////////////////////////////////////////////////////////////
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// Function: AnimChannelMatrixFixed::get_hpr
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// Access: Public, Virtual
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// Description: Returns the h, p, and r components associated
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// with the current frame. As above, this only makes
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// sense for a matrix-type channel.
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////////////////////////////////////////////////////////////////////
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void AnimChannelMatrixFixed::
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get_hpr(int, LVecBase3f &hpr) {
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hpr = _hpr;
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}
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////////////////////////////////////////////////////////////////////
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// Function: AnimChannelMatrixFixed::get_quat
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// Access: Public, Virtual
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// Description: Returns the rotation component associated with the
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// current frame, expressed as a quaternion. As above,
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// this only makes sense for a matrix-type channel.
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////////////////////////////////////////////////////////////////////
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void AnimChannelMatrixFixed::
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get_quat(int, LQuaternionf &quat) {
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quat = _quat;
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}
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////////////////////////////////////////////////////////////////////
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// Function: AnimChannelMatrixFixed::get_pos
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// Access: Public, Virtual
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// Description: Returns the x, y, and z translation components
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// associated with the current frame. As above, this
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// only makes sense for a matrix-type channel.
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////////////////////////////////////////////////////////////////////
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void AnimChannelMatrixFixed::
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get_pos(int, LVecBase3f &pos) {
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pos = _pos;
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}
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////////////////////////////////////////////////////////////////////
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// Function: AnimChannelMatrixFixed::get_shear
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// Access: Public, Virtual
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// Description: Returns the a, b, and c shear components associated
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// with the current frame. As above, this only makes
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// sense for a matrix-type channel.
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////////////////////////////////////////////////////////////////////
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void AnimChannelMatrixFixed::
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get_shear(int, LVecBase3f &shear) {
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shear = _shear;
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}
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