mirrors/gnss-sdr
1
0
Fork 0
mirror of https://github.com/gnss-sdr/gnss-sdr synced 2024-12-14 20:20:35 +00:00
Code Issues Releases Wiki Activity

generic implementation simplification in volk gnsssdr kernel module

Browse Source
This commit is contained in:
Javier Arribas 2016-02-11 17:57:03 +01:00
parent 9bf4710679
commit 7f9dccd386
1 changed files with 1 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
src/algorithms/libs/volk_gnsssdr_module/volk_gnsssdr/kernels/volk_gnsssdr/volk_gnsssdr_16ic_s32fc_x2_rotator_16ic.h
View File

@ -40,8 +40,6 @@
#include <math.h> #include <math.h>
#include <stdio.h> #include <stdio.h>
#define ROTATOR_RELOAD 512
#ifdef LV_HAVE_GENERIC #ifdef LV_HAVE_GENERIC
@ -56,20 +54,9 @@
static inline void volk_gnsssdr_16ic_s32fc_x2_rotator_16ic_generic(lv_16sc_t* outVector, const lv_16sc_t* inVector, const lv_32fc_t phase_inc, lv_32fc_t* phase, unsigned int num_points) static inline void volk_gnsssdr_16ic_s32fc_x2_rotator_16ic_generic(lv_16sc_t* outVector, const lv_16sc_t* inVector, const lv_32fc_t phase_inc, lv_32fc_t* phase, unsigned int num_points)
{ {
unsigned int i = 0; unsigned int i = 0;
int j = 0;
lv_16sc_t tmp16; lv_16sc_t tmp16;
lv_32fc_t tmp32; lv_32fc_t tmp32;
for(i = 0; i < (unsigned int)(num_points / ROTATOR_RELOAD); ++i) for(i = 0; i < (unsigned int)(num_points); ++i)
{
for(j = 0; j < ROTATOR_RELOAD; ++j)
{
tmp16 = *inVector++;
tmp32 = lv_cmake((float)lv_creal(tmp16), (float)lv_cimag(tmp16)) * (*phase);
*outVector++ = lv_cmake((int16_t)rintf(lv_creal(tmp32)), (int16_t)rintf(lv_cimag(tmp32)));
(*phase) *= phase_inc;
}
}
for(i = 0; i < num_points % ROTATOR_RELOAD; ++i)
{ {
tmp16 = *inVector++; tmp16 = *inVector++;
tmp32 = lv_cmake((float)lv_creal(tmp16), (float)lv_cimag(tmp16)) * (*phase); tmp32 = lv_cmake((float)lv_creal(tmp16), (float)lv_cimag(tmp16)) * (*phase);