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<div class="title">gr::blocks::threshold_ff_impl Class Reference</div> </div>
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<p><code>#include <<a class="el" href="threshold__ff__impl_8h_source.html">threshold_ff_impl.h</a>></code></p>
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Inheritance diagram for gr::blocks::threshold_ff_impl:</div>
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<div class="center"><img src="classgr_1_1blocks_1_1threshold__ff__impl__inherit__graph.png" border="0" usemap="#gr_1_1blocks_1_1threshold__ff__impl_inherit__map" alt="Inheritance graph"/></div>
<map name="gr_1_1blocks_1_1threshold__ff__impl_inherit__map" id="gr_1_1blocks_1_1threshold__ff__impl_inherit__map">
<area shape="rect" id="node2" href="classgr_1_1blocks_1_1threshold__ff.html" title="Output a 1 or zero based on a threshold value.Test the incoming signal against a threshold. If the signal excedes the hi value, it will output a 1 until the signal falls below the lo value." alt="" coords="76,408,229,435"/><area shape="rect" id="node4" href="classgr__sync__block.html" title="synchronous 1:1 input to output with historyOverride work to provide the signal processing implementa..." alt="" coords="100,333,207,360"/><area shape="rect" id="node6" href="classgr__block.html" title="The abstract base class for all 'terminal' processing blocks.A signal processing flow is constructed ..." alt="" coords="118,259,188,285"/><area shape="rect" id="node8" href="classgr__basic__block.html" title="The abstract base class for all signal processing blocks.Basic blocks are the bare abstraction of an ..." alt="" coords="99,184,208,211"/><area shape="rect" id="node10" href="classgr__msg__accepter.html" title="Accepts messages and inserts them into a message queue, then notifies subclass gr_basic_block there i..." alt="" coords="13,95,136,121"/><area shape="rect" id="node12" href="classgruel_1_1msg__accepter.html" title="Virtual base class that accepts messages." alt="" coords="5,5,144,32"/></map>
<center><span class="legend">[<a target="top" href="graph_legend.html">legend</a>]</span></center></div>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr class="memitem:a5d68c70d4214dbd6b0e22b25dd54a938"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr_1_1blocks_1_1threshold__ff__impl.html#a5d68c70d4214dbd6b0e22b25dd54a938">threshold_ff_impl</a> (float <a class="el" href="classgr_1_1blocks_1_1threshold__ff__impl.html#a8ac0e8ef80f66c8e8deff8c502d3daa1">lo</a>, float <a class="el" href="classgr_1_1blocks_1_1threshold__ff__impl.html#a5c94a5e2706627cfa506f4a3661df58e">hi</a>, float initial_state=0)</td></tr>
<tr class="separator:a5d68c70d4214dbd6b0e22b25dd54a938"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a10fa7b06576680164c8cc3ac5fd424e2"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr_1_1blocks_1_1threshold__ff__impl.html#a10fa7b06576680164c8cc3ac5fd424e2">~threshold_ff_impl</a> ()</td></tr>
<tr class="separator:a10fa7b06576680164c8cc3ac5fd424e2"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a8ac0e8ef80f66c8e8deff8c502d3daa1"><td class="memItemLeft" align="right" valign="top">float </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr_1_1blocks_1_1threshold__ff__impl.html#a8ac0e8ef80f66c8e8deff8c502d3daa1">lo</a> () const </td></tr>
<tr class="separator:a8ac0e8ef80f66c8e8deff8c502d3daa1"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ae2bde795e45827ebdb7ac2ecc9dab2f6"><td class="memItemLeft" align="right" valign="top"><a class="el" href="volk_8tmpl_8h.html#a8dc2b7da310a28e667530ba0e8ca4cc4">void</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr_1_1blocks_1_1threshold__ff__impl.html#ae2bde795e45827ebdb7ac2ecc9dab2f6">set_lo</a> (float <a class="el" href="classgr_1_1blocks_1_1threshold__ff__impl.html#a8ac0e8ef80f66c8e8deff8c502d3daa1">lo</a>)</td></tr>
<tr class="separator:ae2bde795e45827ebdb7ac2ecc9dab2f6"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a5c94a5e2706627cfa506f4a3661df58e"><td class="memItemLeft" align="right" valign="top">float </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr_1_1blocks_1_1threshold__ff__impl.html#a5c94a5e2706627cfa506f4a3661df58e">hi</a> () const </td></tr>
<tr class="separator:a5c94a5e2706627cfa506f4a3661df58e"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a4dd7fa9e0f69235466bbba0aa4b2c871"><td class="memItemLeft" align="right" valign="top"><a class="el" href="volk_8tmpl_8h.html#a8dc2b7da310a28e667530ba0e8ca4cc4">void</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr_1_1blocks_1_1threshold__ff__impl.html#a4dd7fa9e0f69235466bbba0aa4b2c871">set_hi</a> (float <a class="el" href="classgr_1_1blocks_1_1threshold__ff__impl.html#a5c94a5e2706627cfa506f4a3661df58e">hi</a>)</td></tr>
<tr class="separator:a4dd7fa9e0f69235466bbba0aa4b2c871"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:aac7dfb99a7c811f9c397e2345c07b37f"><td class="memItemLeft" align="right" valign="top">float </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr_1_1blocks_1_1threshold__ff__impl.html#aac7dfb99a7c811f9c397e2345c07b37f">last_state</a> () const </td></tr>
<tr class="separator:aac7dfb99a7c811f9c397e2345c07b37f"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a1ee2a12a5254ea0d15cecc66792af211"><td class="memItemLeft" align="right" valign="top"><a class="el" href="volk_8tmpl_8h.html#a8dc2b7da310a28e667530ba0e8ca4cc4">void</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr_1_1blocks_1_1threshold__ff__impl.html#a1ee2a12a5254ea0d15cecc66792af211">set_last_state</a> (float <a class="el" href="classgr_1_1blocks_1_1threshold__ff__impl.html#aac7dfb99a7c811f9c397e2345c07b37f">last_state</a>)</td></tr>
<tr class="separator:a1ee2a12a5254ea0d15cecc66792af211"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:aed803556d3c9c47acf86f1c3c21f615b"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr_1_1blocks_1_1threshold__ff__impl.html#aed803556d3c9c47acf86f1c3c21f615b">work</a> (int noutput_items, <a class="el" href="gr__types_8h.html#a9852a3d906d823cb70eb9c29e7f2a43d">gr_vector_const_void_star</a> &input_items, <a class="el" href="gr__types_8h.html#acd3f499576e769966ea44554b359d949">gr_vector_void_star</a> &output_items)</td></tr>
<tr class="memdesc:aed803556d3c9c47acf86f1c3c21f615b"><td class="mdescLeft"> </td><td class="mdescRight">just like <a class="el" href="classgr__block.html#adf59080d10f322e3816b7ac8f7cb2a7c" title="compute output items from input items">gr_block::general_work</a>, only this arranges to call consume_each for you <a href="#aed803556d3c9c47acf86f1c3c21f615b"></a><br/></td></tr>
<tr class="separator:aed803556d3c9c47acf86f1c3c21f615b"><td class="memSeparator" colspan="2"> </td></tr>
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Additional Inherited Members</h2></td></tr>
<tr class="inherit_header pub_types_classgr_1_1blocks_1_1threshold__ff"><td colspan="2" onclick="javascript:toggleInherit('pub_types_classgr_1_1blocks_1_1threshold__ff')"><img src="closed.png" alt="-"/> Public Types inherited from <a class="el" href="classgr_1_1blocks_1_1threshold__ff.html">gr::blocks::threshold_ff</a></td></tr>
<tr class="memitem:af36b9ca4040f4457a3dfc215125f9c09 inherit pub_types_classgr_1_1blocks_1_1threshold__ff"><td class="memItemLeft" align="right" valign="top">typedef <a class="el" href="classboost_1_1shared__ptr.html">boost::shared_ptr</a><br class="typebreak"/>
< <a class="el" href="classgr_1_1blocks_1_1threshold__ff.html">threshold_ff</a> > </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr_1_1blocks_1_1threshold__ff.html#af36b9ca4040f4457a3dfc215125f9c09">sptr</a></td></tr>
<tr class="separator:af36b9ca4040f4457a3dfc215125f9c09 inherit pub_types_classgr_1_1blocks_1_1threshold__ff"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="inherit_header pub_static_methods_classgr_1_1blocks_1_1threshold__ff"><td colspan="2" onclick="javascript:toggleInherit('pub_static_methods_classgr_1_1blocks_1_1threshold__ff')"><img src="closed.png" alt="-"/> Static Public Member Functions inherited from <a class="el" href="classgr_1_1blocks_1_1threshold__ff.html">gr::blocks::threshold_ff</a></td></tr>
<tr class="memitem:a92d2633f33d83cfdc5139d7325f549dd inherit pub_static_methods_classgr_1_1blocks_1_1threshold__ff"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="classgr_1_1blocks_1_1threshold__ff.html#af36b9ca4040f4457a3dfc215125f9c09">sptr</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr_1_1blocks_1_1threshold__ff.html#a92d2633f33d83cfdc5139d7325f549dd">make</a> (float <a class="el" href="classgr_1_1blocks_1_1threshold__ff.html#a5a63f908ea961c17595cbaeb85d66556">lo</a>, float <a class="el" href="classgr_1_1blocks_1_1threshold__ff.html#a45f8ae4a7f95ab35aed964868c7ce5da">hi</a>, float initial_state=0)</td></tr>
<tr class="separator:a92d2633f33d83cfdc5139d7325f549dd inherit pub_static_methods_classgr_1_1blocks_1_1threshold__ff"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="inherit_header pro_types_classgr__basic__block"><td colspan="2" onclick="javascript:toggleInherit('pro_types_classgr__basic__block')"><img src="closed.png" alt="-"/> Protected Types inherited from <a class="el" href="classgr__basic__block.html">gr_basic_block</a></td></tr>
<tr class="memitem:a5c90b7c003ddd61f8df6bef2aceeab3d inherit pro_types_classgr__basic__block"><td class="memItemLeft" align="right" valign="top">enum  </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr__basic__block.html#a5c90b7c003ddd61f8df6bef2aceeab3d">vcolor</a> { <a class="el" href="classgr__basic__block.html#a5c90b7c003ddd61f8df6bef2aceeab3da476d594a077e729bad0f2cfa2008c899">WHITE</a>,
<a class="el" href="classgr__basic__block.html#a5c90b7c003ddd61f8df6bef2aceeab3daa6cce7ec34a3f9cf917e545a743dc89f">GREY</a>,
<a class="el" href="classgr__basic__block.html#a5c90b7c003ddd61f8df6bef2aceeab3da0abd1c82699481ffa502e5bb8d7bdaec">BLACK</a>
}</td></tr>
<tr class="separator:a5c90b7c003ddd61f8df6bef2aceeab3d inherit pro_types_classgr__basic__block"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="inherit_header pro_methods_classgr__sync__block"><td colspan="2" onclick="javascript:toggleInherit('pro_methods_classgr__sync__block')"><img src="closed.png" alt="-"/> Protected Member Functions inherited from <a class="el" href="classgr__sync__block.html">gr_sync_block</a></td></tr>
<tr class="memitem:a8e8100cc8cafbc89a0cd64fbc2fc4153 inherit pro_methods_classgr__sync__block"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr__sync__block.html#a8e8100cc8cafbc89a0cd64fbc2fc4153">gr_sync_block</a> (<a class="el" href="volk_8tmpl_8h.html#a8dc2b7da310a28e667530ba0e8ca4cc4">void</a>)</td></tr>
<tr class="separator:a8e8100cc8cafbc89a0cd64fbc2fc4153 inherit pro_methods_classgr__sync__block"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a832d8dad2dbd38e8e9cfa0b954d37c87 inherit pro_methods_classgr__sync__block"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr__sync__block.html#a832d8dad2dbd38e8e9cfa0b954d37c87">gr_sync_block</a> (const std::string &<a class="el" href="classgr__basic__block.html#aa12a20d8b8eab341da935530d29299d2">name</a>, <a class="el" href="classboost_1_1shared__ptr.html">gr_io_signature_sptr</a> <a class="el" href="classgr__basic__block.html#a58f6d05e85931200f3771d3e50741281">input_signature</a>, <a class="el" href="classboost_1_1shared__ptr.html">gr_io_signature_sptr</a> <a class="el" href="classgr__basic__block.html#add68b96f012dfe352700b4fd1c3a184a">output_signature</a>)</td></tr>
<tr class="separator:a832d8dad2dbd38e8e9cfa0b954d37c87 inherit pro_methods_classgr__sync__block"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="inherit_header pro_attribs_classgr__block"><td colspan="2" onclick="javascript:toggleInherit('pro_attribs_classgr__block')"><img src="closed.png" alt="-"/> Protected Attributes inherited from <a class="el" href="classgr__block.html">gr_block</a></td></tr>
<tr class="memitem:ab467fa14adf6b63148588ffbbe266d82 inherit pro_attribs_classgr__block"><td class="memItemLeft" align="right" valign="top">std::vector< long > </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr__block.html#ab467fa14adf6b63148588ffbbe266d82">d_max_output_buffer</a></td></tr>
<tr class="separator:ab467fa14adf6b63148588ffbbe266d82 inherit pro_attribs_classgr__block"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a9c331f7d38508c9955ef01f483c573d6 inherit pro_attribs_classgr__block"><td class="memItemLeft" align="right" valign="top">std::vector< long > </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr__block.html#a9c331f7d38508c9955ef01f483c573d6">d_min_output_buffer</a></td></tr>
<tr class="separator:a9c331f7d38508c9955ef01f483c573d6 inherit pro_attribs_classgr__block"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ace960ec997da0fff8fc44168983b1a55 inherit pro_attribs_classgr__block"><td class="memItemLeft" align="right" valign="top"><a class="el" href="namespacegruel.html#a16a913898c1d7f7a8ee459eb7ace413d">gruel::mutex</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classgr__block.html#ace960ec997da0fff8fc44168983b1a55">d_setlock</a></td></tr>
<tr class="separator:ace960ec997da0fff8fc44168983b1a55 inherit pro_attribs_classgr__block"><td class="memSeparator" colspan="2"> </td></tr>
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<h2 class="groupheader">Constructor & Destructor Documentation</h2>
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<td class="memname">gr::blocks::threshold_ff_impl::threshold_ff_impl </td>
<td>(</td>
<td class="paramtype">float </td>
<td class="paramname"><em>lo</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">float </td>
<td class="paramname"><em>hi</em>, </td>
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<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">float </td>
<td class="paramname"><em>initial_state</em> = <code>0</code> </td>
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<td>)</td>
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<td class="memname">gr::blocks::threshold_ff_impl::~threshold_ff_impl </td>
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<h2 class="groupheader">Member Function Documentation</h2>
<a class="anchor" id="a5c94a5e2706627cfa506f4a3661df58e"></a>
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<td class="memname">float gr::blocks::threshold_ff_impl::hi </td>
<td>(</td>
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<td> const</td>
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<p>Implements <a class="el" href="classgr_1_1blocks_1_1threshold__ff.html#a45f8ae4a7f95ab35aed964868c7ce5da">gr::blocks::threshold_ff</a>.</p>
<p>Referenced by <a class="el" href="classgr_1_1blocks_1_1threshold__ff__impl.html#a4dd7fa9e0f69235466bbba0aa4b2c871">set_hi()</a>.</p>
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<td class="memname">float gr::blocks::threshold_ff_impl::last_state </td>
<td>(</td>
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<td> const</td>
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<p>Implements <a class="el" href="classgr_1_1blocks_1_1threshold__ff.html#aae3260bbaaf34af5e2b8d2630d03f31e">gr::blocks::threshold_ff</a>.</p>
<p>Referenced by <a class="el" href="classgr_1_1blocks_1_1threshold__ff__impl.html#a1ee2a12a5254ea0d15cecc66792af211">set_last_state()</a>.</p>
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<td class="memname">float gr::blocks::threshold_ff_impl::lo </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td> const</td>
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<span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">virtual</span></span> </td>
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<p>Implements <a class="el" href="classgr_1_1blocks_1_1threshold__ff.html#a5a63f908ea961c17595cbaeb85d66556">gr::blocks::threshold_ff</a>.</p>
<p>Referenced by <a class="el" href="classgr_1_1blocks_1_1threshold__ff__impl.html#ae2bde795e45827ebdb7ac2ecc9dab2f6">set_lo()</a>.</p>
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<td class="memname"><a class="el" href="volk_8tmpl_8h.html#a8dc2b7da310a28e667530ba0e8ca4cc4">void</a> gr::blocks::threshold_ff_impl::set_hi </td>
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<p>Implements <a class="el" href="classgr_1_1blocks_1_1threshold__ff.html#af58f1490cc40dbdd849fb3f0ecd3c1be">gr::blocks::threshold_ff</a>.</p>
<p>References <a class="el" href="classgr_1_1blocks_1_1threshold__ff__impl.html#a5c94a5e2706627cfa506f4a3661df58e">hi()</a>.</p>
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<td class="memname"><a class="el" href="volk_8tmpl_8h.html#a8dc2b7da310a28e667530ba0e8ca4cc4">void</a> gr::blocks::threshold_ff_impl::set_last_state </td>
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<td class="paramname"><em>last_state</em></td><td>)</td>
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<p>Implements <a class="el" href="classgr_1_1blocks_1_1threshold__ff.html#a2c54b79f89ac9295237dce24e80648b5">gr::blocks::threshold_ff</a>.</p>
<p>References <a class="el" href="classgr_1_1blocks_1_1threshold__ff__impl.html#aac7dfb99a7c811f9c397e2345c07b37f">last_state()</a>.</p>
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<td class="memname"><a class="el" href="volk_8tmpl_8h.html#a8dc2b7da310a28e667530ba0e8ca4cc4">void</a> gr::blocks::threshold_ff_impl::set_lo </td>
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<p>Implements <a class="el" href="classgr_1_1blocks_1_1threshold__ff.html#adfd6259044746d0bc4d7ecd948443874">gr::blocks::threshold_ff</a>.</p>
<p>References <a class="el" href="classgr_1_1blocks_1_1threshold__ff__impl.html#a8ac0e8ef80f66c8e8deff8c502d3daa1">lo()</a>.</p>
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<td class="memname">int gr::blocks::threshold_ff_impl::work </td>
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<td class="paramtype"><a class="el" href="gr__types_8h.html#a9852a3d906d823cb70eb9c29e7f2a43d">gr_vector_const_void_star</a> & </td>
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<td class="paramtype"><a class="el" href="gr__types_8h.html#acd3f499576e769966ea44554b359d949">gr_vector_void_star</a> & </td>
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<p>just like <a class="el" href="classgr__block.html#adf59080d10f322e3816b7ac8f7cb2a7c" title="compute output items from input items">gr_block::general_work</a>, only this arranges to call consume_each for you </p>
<p>The user must override work to define the signal processing code </p>
<p>Implements <a class="el" href="classgr__sync__block.html#a0c523f4285a6eb690f677ee6295ab117">gr_sync_block</a>.</p>
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<hr/>The documentation for this class was generated from the following file:<ul>
<li><a class="el" href="threshold__ff__impl_8h_source.html">threshold_ff_impl.h</a></li>
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