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util: introduce SQUARE macro

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Miroslav Lichvar
2018-08-17 11:16:44 +02:00
parent a1f2f17385
commit 0b709ab1bc
6 changed files with 15 additions and 30 deletions
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8
sources.c
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@@ -550,7 +550,7 @@ combine_sources(int n_sel_sources, struct timespec *ref_time, double *offset,
src_offset += elapsed * src_frequency;
src_offset_sd += elapsed * src_frequency_sd;
offset_weight = 1.0 / sources[index]->sel_info.root_distance;
frequency_weight = 1.0 / (src_frequency_sd * src_frequency_sd);
frequency_weight = 1.0 / SQUARE(src_frequency_sd);
DEBUG_LOG("combining index=%d oweight=%e offset=%e osd=%e fweight=%e freq=%e fsd=%e skew=%e",
index, offset_weight, src_offset, src_offset_sd,
@@ -558,13 +558,13 @@ combine_sources(int n_sel_sources, struct timespec *ref_time, double *offset,
sum_offset_weight += offset_weight;
sum_offset += offset_weight * src_offset;
sum2_offset_sd += offset_weight * (src_offset_sd * src_offset_sd +
sum2_offset_sd += offset_weight * (SQUARE(src_offset_sd) +
(src_offset - *offset) * (src_offset - *offset));
sum_frequency_weight += frequency_weight;
sum_frequency += frequency_weight * src_frequency;
inv_sum2_frequency_sd += 1.0 / (src_frequency_sd * src_frequency_sd);
inv_sum2_skew += 1.0 / (src_skew * src_skew);
inv_sum2_frequency_sd += 1.0 / SQUARE(src_frequency_sd);
inv_sum2_skew += 1.0 / SQUARE(src_skew);
combined++;
}