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esp32-nmea2000-obp60
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intermediate: statistics gettimeofday

This commit is contained in:
wellenvogel 2021-12-11 20:51:12 +01:00
parent 96036791b5
commit bb8c7b9d32
1 changed files with 27 additions and 13 deletions
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40
lib/statistics/GwStatistics.h
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@ -38,28 +38,42 @@ class TimeAverage{
}; };
class TimeMonitor{ class TimeMonitor{
public:
TimeAverage **times=NULL; TimeAverage **times=NULL;
unsigned long *current=NULL; struct timeval *current=NULL;
unsigned long start=0; struct timeval start;
unsigned long lastLog=0; unsigned long lastLog=0;
unsigned long lastLogCount=0; unsigned long lastLogCount=0;
unsigned long count=0; unsigned long count=0;
unsigned long max=0; unsigned long max=0;
size_t len; size_t len;
unsigned long tdiff(struct timeval &tnew,struct timeval &told){
time_t sdiff=tnew.tv_sec-told.tv_sec;
time_t udiff=0;
if (tnew.tv_usec < told.tv_usec){
if (sdiff > 0) {
sdiff--;
udiff=tnew.tv_usec+1000000UL-told.tv_usec;
}
}
else{
udiff=tnew.tv_usec-told.tv_usec;
}
return sdiff * 1000000UL +udiff;
}
public:
TimeMonitor(size_t len,double factor=0.3){ TimeMonitor(size_t len,double factor=0.3){
this->len=len; this->len=len;
times=new TimeAverage*[len]; times=new TimeAverage*[len];
for (size_t i=0;i<len;i++){ for (size_t i=0;i<len;i++){
times[i]=new TimeAverage(factor); times[i]=new TimeAverage(factor);
} }
current=new unsigned long[len]; current=new struct timeval[len];
reset(); reset();
count=0; count=0;
} }
void reset(){ void reset(){
start=millis(); gettimeofday(&start,NULL);
for (size_t i=0;i<len;i++) current[i]=0; for (size_t i=0;i<len;i++) current[i]={0,0};
count++; count++;
} }
@ -73,7 +87,7 @@ class TimeMonitor{
log+=String((double)(num*1000)/(double)tdif); log+=String((double)(num*1000)/(double)tdif);
log+="/s["; log+="/s[";
log+=String(max); log+=String(max);
log+="ms]#"; log+="us]#";
} }
} }
lastLog=now; lastLog=now;
@ -96,14 +110,14 @@ class TimeMonitor{
} }
void setTime(size_t index){ void setTime(size_t index){
if (index < 1 || index >= len) return; if (index < 1 || index >= len) return;
unsigned long sv=start; struct timeval *sv=&start;
for (size_t i=0;i<index;i++){ for (size_t i=0;i<index;i++){
if (current[i] != 0) sv=current[i]; if (current[i].tv_usec != 0 || current[i].tv_usec != 0) sv=&current[i];
} }
unsigned long now=millis(); gettimeofday(&current[index],NULL);
current[index]=now; unsigned long currentv=tdiff(current[index],*sv);
unsigned long currentv=now-sv; unsigned long startDiff=tdiff(current[index],start);
if ((now-start) > max) max=now-start; if (startDiff > max) max=startDiff;
times[index-1]->add(currentv); times[index-1]->add(currentv);
} }
}; };