103 lines
2.8 KiB
Text
103 lines
2.8 KiB
Text
|
/**
|
||
|
|
* 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 analogNode.I
|
||
|
|
* @author drose
|
||
|
|
* @date 2002-03-12
|
||
|
|
*/
|
||
|
|
|
||
|
|
/**
|
||
|
|
*
|
||
|
|
*/
|
||
|
|
INLINE AnalogNode::OutputData::
|
||
|
|
OutputData() {
|
||
|
|
_index = -1;
|
||
|
|
_flip = false;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Returns true if the AnalogNode is valid and connected to a server, false
|
||
|
|
* otherwise.
|
||
|
|
*/
|
||
|
|
INLINE bool AnalogNode::
|
||
|
|
is_valid() const {
|
||
|
|
return (_analog != nullptr) && _analog->is_connected();
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Returns the number of analog controls known to the AnalogNode. This number
|
||
|
|
* may change as more controls are discovered.
|
||
|
|
*/
|
||
|
|
INLINE int AnalogNode::
|
||
|
|
get_num_controls() const {
|
||
|
|
return _analog->get_num_axes();
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Returns the current position of indicated analog control identified by its
|
||
|
|
* index number, or 0.0 if the control is unknown. The normal range of a
|
||
|
|
* single control is -1.0 to 1.0.
|
||
|
|
*/
|
||
|
|
INLINE double AnalogNode::
|
||
|
|
get_control_state(int index) const {
|
||
|
|
return _analog->get_axis_value(index);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Returns true if the state of the indicated analog control is known, or
|
||
|
|
* false if we have never heard anything about this particular control.
|
||
|
|
*/
|
||
|
|
INLINE bool AnalogNode::
|
||
|
|
is_control_known(int index) const {
|
||
|
|
return _analog->is_axis_known(index);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Causes a particular analog control to be placed in the data graph for the
|
||
|
|
* indicated channel. Normally, a mouse uses channels 0 and 1 for the X and Y
|
||
|
|
* information, respectively; channels 0, 1, and 2 are available. If flip is
|
||
|
|
* true, the analog control value will be reversed before outputting it.
|
||
|
|
*/
|
||
|
|
INLINE void AnalogNode::
|
||
|
|
set_output(int channel, int index, bool flip) {
|
||
|
|
nassertv(channel >= 0 && channel < max_outputs);
|
||
|
|
_outputs[channel]._index = index;
|
||
|
|
_outputs[channel]._flip = flip;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Removes the output to the data graph associated with the indicated channel.
|
||
|
|
* See set_output().
|
||
|
|
*/
|
||
|
|
INLINE void AnalogNode::
|
||
|
|
clear_output(int channel) {
|
||
|
|
nassertv(channel >= 0 && channel < max_outputs);
|
||
|
|
_outputs[channel]._index = -1;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Returns the analog control index that is output to the data graph on the
|
||
|
|
* indicated channel, or -1 if no control is output on that channel. See
|
||
|
|
* set_output().
|
||
|
|
*/
|
||
|
|
INLINE int AnalogNode::
|
||
|
|
get_output(int channel) const {
|
||
|
|
nassertr(channel >= 0 && channel < max_outputs, -1);
|
||
|
|
return _outputs[channel]._index;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Returns true if the analog control index that is output to the data graph
|
||
|
|
* on the indicated channel is flipped. See set_output().
|
||
|
|
*/
|
||
|
|
INLINE bool AnalogNode::
|
||
|
|
is_output_flipped(int channel) const {
|
||
|
|
nassertr(channel >= 0 && channel < max_outputs, false);
|
||
|
|
return _outputs[channel]._flip;
|
||
|
|
}
|