open_toontown_panda3d/panda/src/chan/animControl.cxx

127 lines
4.2 KiB
C++

// Filename: animControl.cxx
// Created by: drose (19Feb99)
//
////////////////////////////////////////////////////////////////////
//
// PANDA 3D SOFTWARE
// Copyright (c) 2001 - 2004, 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://etc.cmu.edu/panda3d/docs/license/ .
//
// To contact the maintainers of this program write to
// panda3d-general@lists.sourceforge.net .
//
////////////////////////////////////////////////////////////////////
#include "animControl.h"
#include "animChannelBase.h"
#include "partBundle.h"
#include "config_chan.h"
#include "dcast.h"
TypeHandle AnimControl::_type_handle;
////////////////////////////////////////////////////////////////////
// Function: AnimControl::Constructor
// Access: Public
// Description:
////////////////////////////////////////////////////////////////////
AnimControl::
AnimControl(PartBundle *part, AnimBundle *anim, int channel_index,
const BitArray &bound_joints) {
#ifdef DO_MEMORY_USAGE
MemoryUsage::update_type(this, get_class_type());
#endif
_part = part;
_anim = anim;
_channel_index = channel_index;
_bound_joints = bound_joints;
set_frame_rate(_anim->get_base_frame_rate());
set_num_frames(_anim->get_num_frames());
_marked_frame = -1;
}
////////////////////////////////////////////////////////////////////
// Function: AnimControl::Destructor
// Access: Published, Virtual
// Description:
////////////////////////////////////////////////////////////////////
AnimControl::
~AnimControl() {
get_part()->set_control_effect(this, 0.0f);
}
////////////////////////////////////////////////////////////////////
// Function: AnimControl::get_part
// Access: Published
// Description: Returns the PartBundle bound in with this
// AnimControl.
////////////////////////////////////////////////////////////////////
PartBundle *AnimControl::
get_part() const {
return DCAST(PartBundle, _part);
}
////////////////////////////////////////////////////////////////////
// Function: AnimControl::output
// Access: Published
// Description:
////////////////////////////////////////////////////////////////////
void AnimControl::
output(ostream &out) const {
out << "AnimControl(" << get_part()->get_name()
<< ", " << get_anim()->get_name() << ": ";
AnimInterface::output(out);
out << ")";
}
////////////////////////////////////////////////////////////////////
// Function: AnimControl::channel_has_changed
// Access: Public
// Description: Returns true if the indicated channel value has
// changed since the last call to mark_channels().
////////////////////////////////////////////////////////////////////
bool AnimControl::
channel_has_changed(AnimChannelBase *channel, bool frame_blend_flag) const {
if (_marked_frame < 0.0) {
return true;
}
double this_frame = get_full_fframe();
if (!frame_blend_flag) {
this_frame = floor(this_frame + 0.0001);
}
return channel->has_changed(_marked_frame, this_frame);
}
////////////////////////////////////////////////////////////////////
// Function: AnimControl::mark_channels
// Access: Public
// Description: Marks this point as the point of reference for the
// next call to channel_has_changed().
////////////////////////////////////////////////////////////////////
void AnimControl::
mark_channels(bool frame_blend_flag) {
_marked_frame = get_full_fframe();
if (!frame_blend_flag) {
_marked_frame = floor(_marked_frame + 0.0001);
}
}
////////////////////////////////////////////////////////////////////
// Function: AnimControl::animation_activated
// Access: Protected, Virtual
// Description: This is provided as a callback method for when the
// user calls one of the play/loop/pose type methods to
// start the animation playing.
////////////////////////////////////////////////////////////////////
void AnimControl::
animation_activated() {
get_part()->control_activated(this);
}