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Code Issues Releases Wiki Activity

Fixed gps l1 ca tracking dump Matlab reader

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This commit is contained in:
Cillian O'Driscoll
2015-11-20 15:13:29 +00:00
parent 727b8b2558
commit 36a53eda3d
2 changed files with 16 additions and 13 deletions
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12
src/utils/matlab/libs/gps_l1_ca_dll_fll_pll_read_tracking_dump.m
View File

@@ -34,11 +34,15 @@ function [GNSS_tracking] = gps_l1_ca_dll_fll_pll_read_tracking_dump (filename, s
%%
m = nargchk (1,3,nargin);
num_float_vars=16;
num_float_vars=15;
num_double_vars=1;
double_size_bytes=8;
float_size_bytes=4;
skip_bytes_each_read=float_size_bytes*num_float_vars+double_size_bytes*num_double_vars;
unsigned_long_int_size_bytes=8;
num_unsigned_long_int_vars = 1;
skip_bytes_each_read=float_size_bytes*num_float_vars+...
+unsigned_long_int_size_bytes*num_unsigned_long_int_vars+...
double_size_bytes*num_double_vars;
bytes_shift=0;
if (m)
usage (m);
@@ -66,8 +70,8 @@ function [GNSS_tracking] = gps_l1_ca_dll_fll_pll_read_tracking_dump (filename, s
v5 = fread (f, count, 'float',skip_bytes_each_read-float_size_bytes);
bytes_shift=bytes_shift+float_size_bytes;
fseek(f,bytes_shift,'bof'); % move to next interleaved float
v6 = fread (f, count, 'uint32',skip_bytes_each_read-float_size_bytes);
bytes_shift=bytes_shift+float_size_bytes;
v6 = fread (f, count, 'uint64',skip_bytes_each_read-unsigned_long_int_size_bytes);
bytes_shift=bytes_shift+unsigned_long_int_size_bytes;
fseek(f,bytes_shift,'bof'); % move to next interleaved float
v7 = fread (f, count, 'float',skip_bytes_each_read-float_size_bytes);
bytes_shift=bytes_shift+float_size_bytes;

17
src/utils/matlab/libs/gps_l1_ca_dll_pll_read_tracking_dump.m
View File

@@ -34,11 +34,14 @@ function [GNSS_tracking] = gps_l1_ca_dll_pll_read_tracking_dump (filename, count
%%
m = nargchk (1,2,nargin);
num_float_vars=16;
num_double_vars=2;
num_float_vars=15;
num_double_vars=1;
num_long_int=1;
double_size_bytes=8;
float_size_bytes=4;
skip_bytes_each_read=float_size_bytes*num_float_vars+double_size_bytes*num_double_vars;
long_int_size_bytes=8;
skip_bytes_each_read=float_size_bytes*num_float_vars+double_size_bytes*num_double_vars + ...
num_long_int*long_int_size_bytes;
bytes_shift=0;
if (m)
usage (m);
@@ -66,8 +69,8 @@ function [GNSS_tracking] = gps_l1_ca_dll_pll_read_tracking_dump (filename, count
v5 = fread (f, count, 'float',skip_bytes_each_read-float_size_bytes);
bytes_shift=bytes_shift+float_size_bytes;
fseek(f,bytes_shift,'bof'); % move to next interleaved float
v6 = fread (f, count, 'uint32',skip_bytes_each_read-float_size_bytes);
bytes_shift=bytes_shift+float_size_bytes;
v6 = fread (f, count, 'uint64',skip_bytes_each_read-long_int_size_bytes);
bytes_shift=bytes_shift+long_int_size_bytes;
fseek(f,bytes_shift,'bof'); % move to next interleaved float
v7 = fread (f, count, 'float',skip_bytes_each_read-float_size_bytes);
bytes_shift=bytes_shift+float_size_bytes;
@@ -101,8 +104,6 @@ function [GNSS_tracking] = gps_l1_ca_dll_pll_read_tracking_dump (filename, count
fseek(f,bytes_shift,'bof'); % move to next interleaved float
v17 = fread (f, count, 'float64',skip_bytes_each_read-double_size_bytes);
bytes_shift=bytes_shift+double_size_bytes;
fseek(f,bytes_shift,'bof'); % move to next interleaved float
v18 = fread (f, count, 'float64',skip_bytes_each_read-double_size_bytes);
fclose (f);
%%%%%%%% output vars %%%%%%%%
@@ -158,7 +159,6 @@ function [GNSS_tracking] = gps_l1_ca_dll_pll_read_tracking_dump (filename, count
carrier_lock_test=v15;
var1=v16;
var2=v17;
var3=v18;
GNSS_tracking.E=E;
GNSS_tracking.P=P;
@@ -177,6 +177,5 @@ function [GNSS_tracking] = gps_l1_ca_dll_pll_read_tracking_dump (filename, count
GNSS_tracking.carrier_lock_test=carrier_lock_test;
GNSS_tracking.var1=var1;
GNSS_tracking.var2=var2;
GNSS_tracking.var3=var3;
end