From d1a327862292d52d659b117aef28e37d9f60fb4b Mon Sep 17 00:00:00 2001
From: Philip Balister <philip@opensdr.com>
Date: Thu, 9 Sep 2010 19:30:02 -0400
Subject: Restore tx and rx timed smaple programs to the versions in master.
 They use floating point.

---
 host/examples/tx_timed_samples.cpp | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

(limited to 'host/examples/tx_timed_samples.cpp')

diff --git a/host/examples/tx_timed_samples.cpp b/host/examples/tx_timed_samples.cpp
index f7d7ea2ca..5b72bd72f 100644
--- a/host/examples/tx_timed_samples.cpp
+++ b/host/examples/tx_timed_samples.cpp
@@ -35,7 +35,6 @@ int UHD_SAFE_MAIN(int argc, char *argv[]){
     size_t samps_per_packet;
     double tx_rate, freq;
     float ampl;
-    float tx_gain;
 
     //setup the program options
     po::options_description desc("Allowed options");
@@ -48,7 +47,6 @@ int UHD_SAFE_MAIN(int argc, char *argv[]){
         ("txrate", po::value<double>(&tx_rate)->default_value(100e6/16), "rate of outgoing samples")
         ("freq", po::value<double>(&freq)->default_value(0), "rf center frequency in Hz")
         ("ampl", po::value<float>(&ampl)->default_value(float(0.3)), "amplitude of each sample")
-        ("gain", po::value<float>(&tx_gain)->default_value(float(0)), "TX Gain setting")
         ("dilv", "specify to disable inner-loop verbose")
     ;
     po::variables_map vm;
@@ -77,16 +75,15 @@ int UHD_SAFE_MAIN(int argc, char *argv[]){
     std::cout << boost::format("Setting device timestamp to 0...") << std::endl;
     sdev->set_tx_freq(freq);
     sdev->set_time_now(uhd::time_spec_t(0.0));
-    sdev->set_tx_gain(tx_gain);
 
     //allocate data to send
-    std::vector<std::complex<short> > buff(samps_per_packet, std::complex<short>(ampl, ampl));
-    uhd::tx_metadata_t md;
+    std::vector<std::complex<float> > buff(samps_per_packet, std::complex<float>(ampl, ampl));
 
     //send the data in multiple packets
     size_t num_packets = (total_num_samps+samps_per_packet-1)/samps_per_packet;
     for (size_t i = 0; i < num_packets; i++){
         //setup the metadata flags and time spec
+        uhd::tx_metadata_t md;
         md.start_of_burst = true;                  //always SOB (good for continuous streaming)
         md.end_of_burst   = (i == num_packets-1);  //only last packet has EOB
         md.has_time_spec  = (i == 0);              //only first packet has time
@@ -97,7 +94,7 @@ int UHD_SAFE_MAIN(int argc, char *argv[]){
         //send the entire packet (driver fragments internally)
         size_t num_tx_samps = dev->send(
             &buff.front(), samps_to_send, md,
-            uhd::io_type_t::COMPLEX_INT16,
+            uhd::io_type_t::COMPLEX_FLOAT32,
             uhd::device::SEND_MODE_FULL_BUFF
         );
         if(verbose) std::cout << std::endl << boost::format("Sent %d samples") % num_tx_samps << std::endl;
-- 
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