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⚡️ Speed up function sensor_vals_to_temp by 13% #24

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⚡️ Speed up function sensor_vals_to_temp by 13% #24

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12 changes: 3 additions & 9 deletions opendm/thermal_tools/thermal_utils.py
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Original file line number Diff line number Diff line change
Expand Up @@ -42,9 +42,7 @@ def sensor_vals_to_temp(
tau1 = ATX * np.exp(-np.sqrt(ObjectDistance / 2) * (ATA1 + ATB1 * np.sqrt(h2o))) + (1 - ATX) * np.exp(
-np.sqrt(ObjectDistance / 2) * (ATA2 + ATB2 * np.sqrt(h2o))
)
tau2 = ATX * np.exp(-np.sqrt(ObjectDistance / 2) * (ATA1 + ATB1 * np.sqrt(h2o))) + (1 - ATX) * np.exp(
-np.sqrt(ObjectDistance / 2) * (ATA2 + ATB2 * np.sqrt(h2o))
)
tau2 = tau1
# radiance from the environment
raw_refl1 = PlanckR1 / (PlanckR2 * (np.exp(PlanckB / (ReflectedApparentTemperature + 273.15)) - PlanckF)) - PlanckO

Expand All @@ -68,17 +66,13 @@ def sensor_vals_to_temp(
emiss_wind / Emissivity / tau1 / IRWindowTransmission * raw_wind
)
# Reflection from window due to external objects
raw_refl2 = (
PlanckR1 / (PlanckR2 * (np.exp(PlanckB / (ReflectedApparentTemperature + 273.15)) - PlanckF)) - PlanckO
)
raw_refl2 = raw_refl1
# component due to window reflectivity
raw_refl2_attn = (
refl_wind / Emissivity / tau1 / IRWindowTransmission * raw_refl2
)
# Emission from atmosphere 2
raw_atm2 = (
PlanckR1 / (PlanckR2 * (np.exp(PlanckB / (AtmosphericTemperature + 273.15)) - PlanckF)) - PlanckO
)
raw_atm2 = raw_atm1
# attenuation for atmospheric 2 emission
raw_atm2_attn = (
(1 - tau2) / Emissivity / tau1 / IRWindowTransmission / tau2 * raw_atm2
Expand Down