From a9dfc903fa3c141d58a2575898b47c9592d51e98 Mon Sep 17 00:00:00 2001
From: Paul David <paul.david@ettus.com>
Date: Fri, 23 Sep 2016 10:48:32 -0700
Subject: calibration: generic containers for datasets - Includes a container
 for power calibration data - Unit tests to check underlying container
 functionality - Nearest neighbor and bilinear interpolation

---
 host/lib/cal/power_container_impl.cpp | 80 +++++++++++++++++++++++++++++++++++
 1 file changed, 80 insertions(+)
 create mode 100644 host/lib/cal/power_container_impl.cpp

(limited to 'host/lib/cal/power_container_impl.cpp')

diff --git a/host/lib/cal/power_container_impl.cpp b/host/lib/cal/power_container_impl.cpp
new file mode 100644
index 000000000..5d07c3b7e
--- /dev/null
+++ b/host/lib/cal/power_container_impl.cpp
@@ -0,0 +1,80 @@
+//
+// Copyright 2016 Ettus Research
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+//
+
+#include "power_container_impl.hpp"
+#include <uhd/exception.hpp>
+#include <boost/format.hpp>
+
+using namespace uhd;
+using namespace uhd::cal;
+
+power_container::sptr power_container::make()
+{
+    return power_container::sptr(new power_container_impl());
+}
+
+power_container_impl::power_container_impl() :
+    _nargs(0), _mode(interp_mode_t::NEAREST)
+{
+    /* NOP */
+}
+
+double power_container_impl::get(const std::vector<double> &args)
+{
+    this->verify_nargs(args);
+    switch (_mode)
+    {
+        case interp_mode_t::BILINEAR :
+            return _interpolator.bl_interp(_data, args);
+        case interp_mode_t::NEAREST  :
+            return _interpolator.nn_interp(_data, args);
+        default:
+            return _interpolator.nn_interp(_data, args);
+    }
+}
+
+void power_container_impl::add(const double output, const std::vector<double> &args)
+{
+    if (_nargs == 0)
+    {
+        _nargs = args.size();
+        _mode = _nargs == 2 ? interp_mode_t::BILINEAR : interp_mode_t::NEAREST;
+    }
+    this->verify_nargs(args);
+    _data[args] = output;
+}
+
+void power_container_impl::add_metadata(const power_container::metadata_t &data)
+{
+    _metadata = data;
+}
+
+const power_container_impl::metadata_t &power_container_impl::get_metadata()
+{
+    return _metadata;
+}
+
+void power_container_impl::verify_nargs(const std::vector<double> &args)
+{
+    // Check that the number of arguments expected are correct
+    if (args.size() != _nargs) {
+        throw uhd::assertion_error(str(boost::format(
+            "power_container_impl: Expected %d number of arguments/values instead of %d")
+            % _nargs % args.size()
+        ));
+    }
+}
-- 
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