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animControl.I
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95 lines (87 loc) · 2.8 KB
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/**
* PANDA 3D SOFTWARE
* Copyright (c) Carnegie Mellon University. All rights reserved.
*
* All use of this software is subject to the terms of the revised BSD
* license. You should have received a copy of this license along
* with this source code in a file named "LICENSE."
*
* @file animControl.I
* @author drose
* @date 1999-02-19
*/
/**
* Returns true if the AnimControl is being bound asynchronously, and has not
* yet finished. If this is true, the AnimControl's interface is still
* available and will be perfectly useful (though get_anim() might return
* NULL), but nothing visible will happen immediately.
*/
INLINE bool AnimControl::
is_pending() const {
return _pending;
}
/**
* Returns true if the AnimControl was successfully loaded, or false if there
* was a problem. This may return false while is_pending() is true.
*/
INLINE bool AnimControl::
has_anim() const {
return (_anim != (AnimBundle *)NULL);
}
/**
* Returns the AnimBundle bound in with this AnimControl.
*/
INLINE AnimBundle *AnimControl::
get_anim() const {
return _anim;
}
/**
* Returns the particular channel index associated with this AnimControl.
* This channel index is the slot on which each AnimGroup is bound to its
* associated PartGroup, for each joint in the animation.
*
* It will be true that
* get_part()->find_child("n")->get_bound(get_channel_index()) ==
* get_anim()->find_child("n"), for each joint "n".
*/
INLINE int AnimControl::
get_channel_index() const {
return _channel_index;
}
/**
* Returns the subset of joints controlled by this AnimControl. Most of the
* time, this will be BitArray::all_on(), for a normal full-body animation.
* For a subset animation, however, this will be just a subset of those bits,
* corresponding to the set of joints and sliders actually bound (as
* enumerated by bind_hierarchy() in depth-first LIFO order).
*/
INLINE const BitArray &AnimControl::
get_bound_joints() const {
return _bound_joints;
}
/**
* Associates the indicated PandaNode with the AnimControl. By convention,
* this node represents the root node of the model file that corresponds to
* this AnimControl's animation file, though nothing in this code makes this
* assumption or indeed does anything with this node.
*
* The purpose of this is simply to allow the AnimControl to keep a reference
* count on the ModelRoot node that generated it, so that the model will not
* disappear from the model pool until it is no longer referenced.
*/
INLINE void AnimControl::
set_anim_model(PandaNode *model) {
_anim_model = model;
}
/**
* Retrieves the pointer set via set_anim_model(). See set_anim_model().
*/
INLINE PandaNode *AnimControl::
get_anim_model() const {
return _anim_model;
}
INLINE ostream &
operator << (ostream &out, const AnimControl &control) {
control.output(out);
return out;
}