53 lines
1.6 KiB
Text
53 lines
1.6 KiB
Text
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/**
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* PANDA 3D SOFTWARE
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* Copyright (c) Carnegie Mellon University. All rights reserved.
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*
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* All use of this software is subject to the terms of the revised BSD
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* license. You should have received a copy of this license along
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* with this source code in a file named "LICENSE."
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*
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* @file movingPartBase.I
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* @author drose
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* @date 1999-02-22
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*/
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/**
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* Normally, you'd use make_copy() or copy_subgraph() to make a copy of this.
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*/
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INLINE MovingPartBase::
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MovingPartBase(const MovingPartBase ©) :
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PartGroup(copy),
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_num_effective_channels(0),
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_effective_control(nullptr),
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_forced_channel(copy._forced_channel)
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{
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// We don't copy the bound channels. We do copy the forced_channel, though
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// this is just a pointerwise copy.
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}
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/**
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* Returns the number of channels that might be bound to this PartGroup. This
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* might not be the actual number of channels, since there might be holes in
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* the list; it is one more than the index number of the highest bound
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* channel. Thus, it is called get_max_bound() instead of get_num_bound().
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*/
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INLINE int MovingPartBase::
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get_max_bound() const {
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return _channels.size();
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}
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/**
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* Returns the nth bound channel on this PartGroup. n can be determined by
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* iterating from 0 to one less than get_max_bound(); or n might be
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* AnimControl::get_channel_index().
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*
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* This will return NULL if there is no channel bound on the indicated index.
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* It is an error to call this if n is less than zero or greater than or equal
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* to get_max_bound().
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*/
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INLINE AnimChannelBase *MovingPartBase::
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get_bound(int n) const {
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nassertr(n >= 0 && n < (int)_channels.size(), nullptr);
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return _channels[n];
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}
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