Add support for reading TRACY_SAMPLING_HZ from an env variable.

This commit is contained in:
Bartosz Taudul 2024-07-30 18:42:05 +02:00
parent ffb98a9724
commit fb18a81d79
No known key found for this signature in database
GPG Key ID: B7FE2008B7575DF3

View File

@ -16,16 +16,25 @@
namespace tracy
{
static constexpr int GetSamplingFrequency()
static int GetSamplingFrequency()
{
int samplingHz = TRACY_SAMPLING_HZ;
auto env = GetEnvVar( "TRACY_SAMPLING_HZ" );
if( env )
{
int val = atoi( env );
if( val > 0 ) samplingHz = val;
}
#if defined _WIN32
return TRACY_SAMPLING_HZ > 8000 ? 8000 : ( TRACY_SAMPLING_HZ < 1 ? 1 : TRACY_SAMPLING_HZ );
return samplingHz > 8000 ? 8000 : ( samplingHz < 1 ? 1 : samplingHz );
#else
return TRACY_SAMPLING_HZ > 1000000 ? 1000000 : ( TRACY_SAMPLING_HZ < 1 ? 1 : TRACY_SAMPLING_HZ );
return samplingHz > 1000000 ? 1000000 : ( samplingHz < 1 ? 1 : samplingHz );
#endif
}
static constexpr int GetSamplingPeriod()
static int GetSamplingPeriod()
{
return 1000000000 / GetSamplingFrequency();
}