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