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modify PBD::TimingStats to discard the first 1000 recorded values to avoid too much influence from chaotic startup conditions

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This commit is contained in:
Paul Davis 2021-06-11 10:44:50 -06:00
parent 3f6bf2c451
commit 7bce9899c0
1 changed files with 8 additions and 2 deletions
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6
libs/pbd/pbd/timing.h
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@ -127,9 +127,12 @@ public:
void update () void update ()
{ {
/* throw away the first 1000 values */
if (_update_cnt++ > 1000) {
Timing::update (); Timing::update ();
calc (); calc ();
} }
}
void reset () void reset ()
{ {
@ -140,6 +143,7 @@ public:
_avg = 0.; _avg = 0.;
_vm = 0.; _vm = 0.;
_vs = 0.; _vs = 0.;
_update_cnt = 0;
} }
bool valid () const { bool valid () const {
@ -192,6 +196,8 @@ private:
double _avg; double _avg;
double _vm; double _vm;
double _vs; double _vs;
uint64_t _update_cnt;
};
}; };
class LIBPBD_API TimingData class LIBPBD_API TimingData