diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2023-05-08 16:27:08 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2023-05-08 16:27:08 +0000 |
commit | 81581f9719bc56f01d5aa08952671d65fda9867a (patch) | |
tree | 0f5c6b6138bf169c23c9d24b1fc0a3521385cb18 /web/api/queries/incremental_sum/incremental_sum.h | |
parent | Releasing debian version 1.38.1-1. (diff) | |
download | netdata-81581f9719bc56f01d5aa08952671d65fda9867a.tar.xz netdata-81581f9719bc56f01d5aa08952671d65fda9867a.zip |
Merging upstream version 1.39.0.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'web/api/queries/incremental_sum/incremental_sum.h')
-rw-r--r-- | web/api/queries/incremental_sum/incremental_sum.h | 64 |
1 files changed, 59 insertions, 5 deletions
diff --git a/web/api/queries/incremental_sum/incremental_sum.h b/web/api/queries/incremental_sum/incremental_sum.h index c24507fcf..dd6483b2c 100644 --- a/web/api/queries/incremental_sum/incremental_sum.h +++ b/web/api/queries/incremental_sum/incremental_sum.h @@ -6,10 +6,64 @@ #include "../query.h" #include "../rrdr.h" -void grouping_create_incremental_sum(RRDR *r, const char *options __maybe_unused); -void grouping_reset_incremental_sum(RRDR *r); -void grouping_free_incremental_sum(RRDR *r); -void grouping_add_incremental_sum(RRDR *r, NETDATA_DOUBLE value); -NETDATA_DOUBLE grouping_flush_incremental_sum(RRDR *r, RRDR_VALUE_FLAGS *rrdr_value_options_ptr); +struct tg_incremental_sum { + NETDATA_DOUBLE first; + NETDATA_DOUBLE last; + size_t count; +}; + +static inline void tg_incremental_sum_create(RRDR *r, const char *options __maybe_unused) { + r->time_grouping.data = onewayalloc_callocz(r->internal.owa, 1, sizeof(struct tg_incremental_sum)); +} + +// resets when switches dimensions +// so, clear everything to restart +static inline void tg_incremental_sum_reset(RRDR *r) { + struct tg_incremental_sum *g = (struct tg_incremental_sum *)r->time_grouping.data; + g->first = 0; + g->last = 0; + g->count = 0; +} + +static inline void tg_incremental_sum_free(RRDR *r) { + onewayalloc_freez(r->internal.owa, r->time_grouping.data); + r->time_grouping.data = NULL; +} + +static inline void tg_incremental_sum_add(RRDR *r, NETDATA_DOUBLE value) { + struct tg_incremental_sum *g = (struct tg_incremental_sum *)r->time_grouping.data; + + if(unlikely(!g->count)) { + g->first = value; + g->count++; + } + else { + g->last = value; + g->count++; + } +} + +static inline NETDATA_DOUBLE tg_incremental_sum_flush(RRDR *r, RRDR_VALUE_FLAGS *rrdr_value_options_ptr) { + struct tg_incremental_sum *g = (struct tg_incremental_sum *)r->time_grouping.data; + + NETDATA_DOUBLE value; + + if(unlikely(!g->count)) { + value = 0.0; + *rrdr_value_options_ptr |= RRDR_VALUE_EMPTY; + } + else if(unlikely(g->count == 1)) { + value = 0.0; + } + else { + value = g->last - g->first; + } + + g->first = 0.0; + g->last = 0.0; + g->count = 0; + + return value; +} #endif //NETDATA_API_QUERY_INCREMENTAL_SUM_H |