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Commit Graph

112 Commits

Author SHA1 Message Date
Carles Fernandez
831cc75153 Remove tabs from the source code 2016-05-02 23:46:30 +02:00
Carles Fernandez
25e5c744d7 More consistent naming
now volk_gnsssdr_16ic_xn_resampler_16ic implements the same resampler
than volk_gnsssdr_32fc_xn_resampler_32fc. The old one, which is faster
in SSE implementations at the expense of some constraints on the inputs
(to be documented), is now named
volk_gnsssdr_16ic_xn_resampler_fast_16ic
2016-04-28 20:12:27 +02:00
Javier Arribas
6a3258a73f Bug fix in cpu_multicorrelator 2016-04-07 12:02:25 +02:00
Javier Arribas
9db0990adc Deleted obsolete DLL_FLL_PLL GPS tracking. Deleted obsolete correlator.h
and migrated all tracking in order to use the newer and optimized
cpu_multicorrelator. Code simplification and code cleaning
2016-04-06 14:58:18 +02:00
Javier Arribas
eac888067f Deleted obsolete DLL_FLL_PLL GPS tracking. Deleted obsolete correlator.h and migrated all tracking in order to use the newer and optimized cpu_multicorrelator. Code simplification and code cleaning 2016-04-06 14:57:44 +02:00
Carles Fernandez
60cc057eb6 Fix defects detected by Coverity scan 2016-03-30 23:49:53 +02:00
Carles Fernandez
9eb175fb0e Adding new resampler kernel and integrating it in the multicorrelator 2016-03-30 21:33:43 +02:00
Javier Arribas
b2034896e1 Merge branch next_gps_20ms_corr with next. Removing obsolete code and code cleaning 2016-03-30 15:03:25 +02:00
Carles Fernandez
1b9516fa8b Integrating the new volk kernel in the multiple correlator (32 bits)
and some cleaning
2016-03-28 16:35:55 +02:00
Javier Arribas
2f61ad7c64 Added configuration option to customize the extension of the GPS L1 CA correlation length after bit synchronization (options are: [1,2,4,5,10,20] ms). Increasing resolution in CN0 estimator internal variables. 2016-03-16 17:32:20 +01:00
Javier Arribas
6e076e8143 Fixing bugs in extended correlator for GPS L1 2016-03-11 18:32:56 +01:00
Javier Arribas
9bf4710679 Added a new volk_gnsssdr kernel that integrates both the phase rotator
and n dot_product kernels. Enabled in cpu_multicorrelator_16sc
2016-02-09 11:49:18 +01:00
Carles Fernandez
b270d1ca61 remove old code and unrequired includes 2016-01-27 21:09:23 +01:00
Carles Fernandez
5d207ffcbc integrate new volk_gnsssdr kernel (16ic rotator)
Kernel still under development, will use generic impl by now
2016-01-27 20:16:51 +01:00
Carles Fernandez
7e52e3cf5b fixes parallel building when volk_gnsssdr_module is already installed 2016-01-19 19:43:09 +01:00
Carles Fernandez
d30a24a48c Fixing parallel building 2016-01-19 19:34:23 +01:00
Javier Arribas
5a716840ab tracking dll pll cAid can work now with gr_complex and cshort just
setting the data imput type in config file. All the internal receiver
signal chain can work in complex short for the first time. Speed
improvement using custom gnss-sdr volk kernels for cshort data input
types.
2016-01-19 18:37:30 +01:00
Carles Fernandez
ae2b594c3b Moving two kernels to volk_gnsssdr. Still no testing 2016-01-13 19:38:07 +01:00
Carles Fernandez
ece7bc2c65 Integrating a new volk kernel 2016-01-13 11:42:01 +01:00
Carles Fernandez
eb1dbfe37b introducing new kernels 2016-01-12 22:48:59 +01:00
Javier Arribas
c2676ec491 Added missing includes (to be removed in future versions). Steps towards
the integration of new standalone kernels into volk_gnsssdr library.
2016-01-12 18:58:00 +01:00
Javier Arribas
5ba12c6fdb Added 16 bits short int complex ultra-fast resampler,
carrier wipe-off and correlator kernels (250% faster than
gr_complex) enabled in tracking GPS_L1_CA_DLL_PLL_C_Aid_Tracking_16sc
tracking
2016-01-11 16:49:37 +01:00
Carles Fernandez
d0ac06d71d Cleaning includes 2016-01-04 22:56:52 +01:00
Carles Fernandez
972c86c1ea cleaning the use of includes 2016-01-04 18:06:54 +01:00
Javier Arribas
48c5227c9b bug fix for Mac OSX compiler 2015-12-23 11:31:16 +01:00
Javier Arribas
9acc7e7a20 Replaced fix point NCO by VOLK phase rotator in CPU multicorrelator
(around 5% faster).
This optimization is enabled at this time only in
Tracking_DLL_PLL_C_Aid. Sample config can be found in
gnss-sdr_Hybrid_byte_sim.conf
2015-12-21 11:59:15 +01:00
Javier Arribas
847716428e Updated GPU tracking implementation. Bug fixed in cuda correlator and
performance improvements
2015-12-11 13:53:43 +01:00
Javier Arribas
9bcea5b9cb Merge branch 'next-gnss-sdr' into new_next
Conflicts:
	src/algorithms/tracking/gnuradio_blocks/gps_l1_ca_dll_pll_tracking_gpu_cc.cc
2015-12-10 13:07:33 +01:00
Carles Fernandez
7b0285ba60 initializing members (defects detected by coverity scan) 2015-12-02 23:44:07 +01:00
Javier Arribas
424e7abe68 Migrating cuda tracking internal DLL/PLL vars from float to double 2015-12-02 19:00:29 +01:00
Carles Fernandez
4e5abdf4f2 fixing parallel building if glog and gflags were built locally 2015-11-30 19:11:49 +01:00
Carles Fernandez
3c21a1853d fixing building if glog and gflags were built locally 2015-11-30 19:02:56 +01:00
Carles Fernandez
23ce240483 Merge branch 'carrier_phase_bug_fix' of
git+ssh://github.com/gnss-sdr/gnss-sdr into odrisci-contrib

# Conflicts:
#	conf/gnss-sdr_Hybrid_byte_sim.conf
#	src/algorithms/observables/gnuradio_blocks/gps_l1_ca_observables_cc.cc
#	src/algorithms/telemetry_decoder/gnuradio_blocks/gps_l1_ca_telemetry_decoder_cc.cc
#	src/algorithms/tracking/gnuradio_blocks/galileo_e1_dll_pll_veml_tracking_cc.cc
#	src/algorithms/tracking/gnuradio_blocks/galileo_e5a_dll_pll_tracking_cc.cc
#	src/algorithms/tracking/gnuradio_blocks/galileo_volk_e1_dll_pll_veml_tracking_cc.cc
#	src/algorithms/tracking/gnuradio_blocks/gps_l1_ca_dll_pll_c_aid_tracking_cc.cc
#	src/algorithms/tracking/gnuradio_blocks/gps_l1_ca_dll_pll_optim_tracking_cc.cc
#	src/algorithms/tracking/gnuradio_blocks/gps_l1_ca_dll_pll_tracking_cc.cc
#	src/algorithms/tracking/gnuradio_blocks/gps_l1_ca_dll_pll_tracking_gpu_cc.cc
#	src/algorithms/tracking/gnuradio_blocks/gps_l2_m_dll_pll_tracking_cc.cc
#	src/algorithms/tracking/libs/cpu_multicorrelator.cc
#	src/algorithms/tracking/libs/cpu_multicorrelator.h
#	src/algorithms/tracking/libs/cuda_multicorrelator.h
#	src/algorithms/tracking/libs/tracking_discriminators.cc
#	src/core/receiver/gnss_block_factory.cc
#	src/core/system_parameters/GPS_L1_CA.h
2015-11-30 13:59:31 +01:00
Javier Arribas
8c22e5846d Carrier phase observable bug fix for GPS L1 CA trackings, new GPS L1 carrier aided tracking using nex multitap correlator library, and some CUDA multitap correlator performance improvements 2015-11-30 11:43:37 +01:00
Carles Fernandez
74d42250d8 Merge branch 'contrib' of https://github.com/odrisci/gnss-sdr into
odrisci-contrib

# Conflicts:
#	src/algorithms/tracking/gnuradio_blocks/gps_l1_ca_dll_pll_tracking_cc.cc
#	src/algorithms/tracking/libs/tracking_discriminators.cc
2015-11-30 10:18:09 +01:00
Carles Fernandez
e6cf773a2b removing tabs and tailing whitespaces 2015-11-27 17:37:21 +01:00
Carles Fernandez
df6996f3b1 reverting wrong change 2015-11-27 14:06:30 +01:00
Carles Fernandez
2a6381c6fa Merging branch 'next' of git://github.com/Arribas/gnss-sdr 2015-11-27 13:32:21 +01:00
Javier Arribas
c8f7e08127 Updated all GPS and Galileo trackings for double floating point internal
computations and bug fixes in the carrier phase accumulator.
(all, except Matlab-Simulink linked trackings)
2015-11-26 18:44:04 +01:00
Cillian O'Driscoll
26b18c19ee Added a generic tracking_loop_filter class
This implements a generic loop filter. Based on the analog PLL filters
from Kaplan and Hegarty, with a bilinear (Tustin's) transform from
s-plane to z-plane ( 1/s -> T/2 ( 1 + z^-1 )/( 1 - z^-1 ) )

Also added tests. Note the "truth" outputs
were derived from an Octave implementation of the loop filter and
Octave's builtin filter function
2015-11-26 15:12:26 +00:00
Cillian O'Driscoll
b95219dbc6 Added two Carrier_rotate correlator utilities
1) Carrier_rotate_and_EPL_volk

This is a very efficient VOLK based carrier wipeoff and
Early/Prompt/Late correlation. The carrier wipe off is done using the
VOLK rotator functions, which means there is no need to generate a local
replica sinusoid.

2) Carrier_rotate_and_VEPL_Volk

This adds Very Early/Early/Prompt/Late/Very Late correlation with the
VOLK rotator implementation of carrier wipe-off
2015-11-26 15:11:59 +00:00
Cillian O'Driscoll
e6d5fe35ea Added check for zero denominator in dll discrim. 2015-11-26 15:11:59 +00:00
Carles Fernandez
0e8663a1fc Merge branch 'next' of git+ssh://github.com/carlesfernandez/gnss-sdr
into next

# Conflicts:
#	src/core/system_parameters/rtcm.cc
#	src/core/system_parameters/rtcm.h
#	src/tests/formats/rtcm_test.cc
2015-11-24 00:44:19 +01:00
Javier Arribas
6b340696ed Code cleaning and new cpu multicorrelator library 2015-11-17 19:14:55 +01:00
Javier Arribas
27588fa83b Artemisa tracking is almost working. Code cleaning, refactoring and renaming is in progress! 2015-11-16 19:23:25 +01:00
Javier
c2e254debc New DLL PLL Artemisa tracking block skeleton. Not usable yet! 2015-11-15 22:26:42 +01:00
Javier Arribas
2039e998ff Pinned memory (Zero copy) huge improvement for GPU tracking. 2015-10-15 19:09:09 +02:00
Javier Arribas
a4655e2b03 Merged with github next 2015-10-08 14:37:51 +02:00
Carles Fernandez
a84b4baef0 Removing cudahelpers library and usage by a copyright issue. It does not
affect functionality.
2015-09-10 17:46:38 +02:00
Javier Arribas
6aef3478cf Removed CheckCudaErrors function and the cuda helpers dependencies in
CUDA accelerators
2015-09-10 15:15:01 +02:00