OpenModelica master-fmi-fmpy from 2026-02-04 05:21:56 to 2026-02-09 13:50:24

Summary

OMC Commits12
Libraries Changed4
Number of Improvements52
Number of Regressions18
Number of Performance Improvements8
Number of Performance Regressions4

OpenModelica Changes

CommitDateAuthorSummary
908ae4092f2026-02-06 16:46:42 +0100Per ÖstlundAdd context argument to getModelInstance (#14993)
71ea9fe7fc2026-02-06 16:35:45 +0100linuslangenkamp[GBODE] expose initial step size after events (#14994)
9a0e93b11c2026-02-06 15:24:26 +0100Adeel AsgharRevert #14939 and #14948 (#14992)
c136db91462026-02-06 15:16:02 +0100Adeel AsgharPreserve double precision of ranges (#14991)
5fdd4feeec2026-02-06 14:31:41 +0100Adeel AsgharCorrect double comparison (#14959)
2d072affa32026-02-06 12:55:18 +0100phannebohm[NF] Fix scalarize for sliced algebraic loops (#14978)
b6084db9f12026-02-06 09:32:07 +0100kabdelhak [NB] groundwork new sparsity (#14987)
3d424a659e2026-02-05 21:34:07 +0100arun3688copy needed files to output path for data reconciliation (#14990)
856cca58642026-02-05 08:58:07 +0100rfrankeAdapt C++ options parser to changes in OMEdit (#14810) (#14982)
a09417ff0c2026-02-05 00:58:15 +0100linuslangenkamp[GBODE] expose Jacobian update frequency for gbnls=internal (#14984)
3b21e88d8e2026-02-04 23:09:17 +0100arun3688fix reconciled modelica file for state estimation and boundary conditions (#14981)
e9675175492026-02-04 15:14:24 +0100Per ÖstlundIgnore more failures when evaluating parameters (#14979)

OpenModelicaLibraryTesting Changes

CommitDateAuthorSummary
7aa86392026-02-05 00:19:44 +0100Francesco CasellaAlso load Chemical 1.4.1, needed by Physiolibrary
f2691882025-12-11 11:52:34 +0100Adrian Popadd extra simflags gbode (#262)

Library Changes

LibraryChange
Buildings_11From version 11.1.1-maint.11.x (https://github.com/lbl-srg/modelica-buildings/archive/6bfe74b8c6d2b6f109b99d778b1ceff796ecec7a.zip) usage: __main__.py [-h] [--version] [--validate] [--start-time START_TIME] FMPy version: 0.3.21 Python version: 3.10.12 (main, Jan 8 2026, 06:52:19) [GCC 11.4.0] --version show program's version number and exit to 11.1.1-maint.11.x (https://github.com/lbl-srg/modelica-buildings/archive/254e01f32e98d858520974224ea7bfe910a6cd17.zip) usage: __main__.py [-h] [--version] [--validate] [--start-time START_TIME] FMPy version: 0.3.21 Python version: 3.10.12 (main, Jan 8 2026, 06:52:19) [GCC 11.4.0] --version show program's version number and exit
Buildings_12From version 12.1.1-maint.12.x (https://github.com/lbl-srg/modelica-buildings/archive/57c9b95f279979d6cfe24e1ffccf061bfad00a88.zip) usage: __main__.py [-h] [--version] [--validate] [--start-time START_TIME] FMPy version: 0.3.21 Python version: 3.10.12 (main, Jan 8 2026, 06:52:19) [GCC 11.4.0] --version show program's version number and exit to 12.1.1-maint.12.x (https://github.com/lbl-srg/modelica-buildings/archive/f7a10a711806b368bb6776ee7cd0fca656cf1764.zip) usage: __main__.py [-h] [--version] [--validate] [--start-time START_TIME] FMPy version: 0.3.21 Python version: 3.10.12 (main, Jan 8 2026, 06:52:19) [GCC 11.4.0] --version show program's version number and exit
Buildings_latestFrom version 13.0.0-master (https://github.com/lbl-srg/modelica-buildings/archive/1fa2388ec5064fedf18e9e3cef95e7f9cc540c53.zip) usage: __main__.py [-h] [--version] [--validate] [--start-time START_TIME] FMPy version: 0.3.21 Python version: 3.10.12 (main, Jan 8 2026, 06:52:19) [GCC 11.4.0] --version show program's version number and exit to 13.0.0-master (https://github.com/lbl-srg/modelica-buildings/archive/dc8271c94dfae385197c365261987d195bc6f33f.zip) usage: __main__.py [-h] [--version] [--validate] [--start-time START_TIME] FMPy version: 0.3.21 Python version: 3.10.12 (main, Jan 8 2026, 06:52:19) [GCC 11.4.0] --version show program's version number and exit
Modelica_trunkFrom version trunk (https://github.com/OpenModelica/OpenModelica-ModelicaStandardLibrary/archive/baaac1f647971186604ee33ae832824e8eb75007.zip) usage: __main__.py [-h] [--version] [--validate] [--start-time START_TIME] FMPy version: 0.3.21 Python version: 3.10.12 (main, Jan 8 2026, 06:52:19) [GCC 11.4.0] --version show program's version number and exit to trunk (https://github.com/OpenModelica/OpenModelica-ModelicaStandardLibrary/archive/78fd42a0e851e069898c7663e69ac04773a7a27c.zip) usage: __main__.py [-h] [--version] [--validate] [--start-time START_TIME] FMPy version: 0.3.21 Python version: 3.10.12 (main, Jan 8 2026, 06:52:19) [GCC 11.4.0] --version show program's version number and exit

Models Affected

AdvancedNoiseAdvancedNoise.Examples.TimeBasedCorrelations (sim)Compile → Simulate
BuildingSystemsBuildingSystems.Applications.HeatingSystems.SolarHeatingSystem (sim)Compile performance 0:02:54 → 0:05:53
BuildingSystemsBuildingSystems.Applications.PhotovoltaicSystems.PhotovoltaicSystem (sim)Compile performance 0:02:57 → 0:06:10
Buildings_11Buildings.Applications.DataCenters.ChillerCooled.Examples.NonIntegratedPrimarySecondaryEconomizer (sim)Failed → Compile
Buildings_11Buildings.DHC.ETS.Combined.Examples.ChillerOnly (sim)Failed → Compile
Buildings_11Buildings.DHC.Loads.Combined.Examples.BuildingTimeSeriesWithETS (sim)Compile → Failed
Buildings_11Buildings.ThermalZones.Detailed.Validation.BESTEST.Cases6xx.Case600FF (sim)Verify → Failed
Buildings_11Buildings.ThermalZones.Detailed.Validation.BESTEST.Cases9xx.Case900FF (sim)Failed → Verify
Buildings_11Buildings.ThermalZones.Detailed.Validation.TestConditionalConstructions.OnlyExteriorWallWithWindowInteriorShade (sim)Compile performance 0:04:42 → 0:02:07
Buildings_12Buildings.Applications.DataCenters.ChillerCooled.Examples.NonIntegratedPrimarySecondaryEconomizer (sim)Compile → Failed
Buildings_12Buildings.DHC.ETS.Combined.Examples.ChillerOnly (sim)Failed → Verify
Buildings_12Buildings.DHC.Loads.Combined.Examples.BuildingTimeSeriesWithETSDHWTank (sim)Failed → Compile
Buildings_12Buildings.Fluid.HeatExchangers.RadiantSlabs.Examples.SingleCircuitMultipleCircuitFiniteDifference (sim)Compile performance 0:02:56 → 0:01:40
Buildings_12Buildings.Fluid.HydronicConfigurations.ActiveNetworks.Examples.DecouplingMixing (sim)Simulate performance 18.32 → 0.47
Buildings_12Buildings.ThermalZones.Detailed.Examples.FFD.Tutorial.MixedConvection (sim)Simulate performance 0.31 → 0:07:02
Buildings_12Buildings.ThermalZones.Detailed.Validation.BESTEST.Cases9xx.Case940 (sim)Failed → Compile
Buildings_12Buildings.ThermalZones.Detailed.Validation.Initialization.MixedAir (sim)Failed → Verify
Buildings_12Buildings.ThermalZones.Detailed.Validation.TestConditionalConstructions.OnlyExteriorWallWithWindowExteriorShade (sim)Verify → Failed
Buildings_12Buildings.ThermalZones.Detailed.Validation.TestConditionalConstructions.SampledModel.OnlyExteriorWallWithWindowExteriorShade (sim)Failed → Compile
Buildings_latestBuildings.DHC.Plants.Steam.Examples.SingleBoiler (sim)Compile → Verify
Buildings_latestBuildings.Fluid.HeatExchangers.Validation.WetCoilEffectivenessNTUHeating (sim)Verify → Failed
Buildings_latestBuildings.Fluid.HydronicConfigurations.ActiveNetworks.Examples.DecouplingMixing (sim)Simulate performance 17.61 → 0.52
Buildings_latestBuildings.ThermalZones.Detailed.Examples.FFD.Tutorial.MixedConvection (sim)Simulate performance 0:14:02 → 0.28
Buildings_latestBuildings.ThermalZones.Detailed.Validation.BESTEST.Cases6xx.Case600FF (sim)Failed → Verify
Buildings_latestBuildings.ThermalZones.Detailed.Validation.BESTEST.Cases6xx.Case660 (sim)Compile → Failed
Buildings_latestBuildings.ThermalZones.Detailed.Validation.BESTEST.Cases6xx.Case670 (sim)Failed → Compile
Buildings_latestBuildings.ThermalZones.Detailed.Validation.BESTEST.Cases6xx.Case685 (sim)Verify → Failed
Buildings_latestBuildings.ThermalZones.Detailed.Validation.TestConditionalConstructions.OnlyExteriorWallWithWindow (sim)Compile performance 0:02:03 → 0:03:36
Buildings_latestBuildings.ThermalZones.Detailed.Validation.TestConditionalConstructions.OnlyExteriorWallWithWindowExteriorShade (sim)Verify → Failed
Buildings_latestBuildings.ThermalZones.Detailed.Validation.TestConditionalConstructions.SampledModel.OnlyExteriorWallWithWindow (sim)Failed → Compile
Buildings_latestBuildings.ThermalZones.Detailed.Validation.TestConditionalConstructions.SampledModel.OnlyExteriorWallWithWindowExteriorShade (sim)Compile → Failed
Buildings_latestBuildings.ThermalZones.EnergyPlus_24_2_0.Examples.SmallOffice.ASHRAE2006Spring (sim)Failed → Compile
GreenhousesGreenhouses.Examples.GlobalSystem_1 (sim)Failed → Compile
IDEASIDEAS.Examples.Tutorial.Example10 (sim)Compile → Failed
IDEASIDEAS.Examples.Tutorial.Example5 (sim)Simulate → Failed
IDEASIDEAS.Examples.Tutorial.Example6 (sim)Compile → Failed
IDEASIDEAS.Fluid.Geothermal.Borefields.Validation.ConstantHeatInjection_100Boreholes (sim)Failed → Compile
LEPSE_mainLEPSE.Examples.KKT_1 (sim)Verify → Simulate
MEVMEV.Test.TestStandardPatient (sim)Compile → Simulate
Modelica_3.2.3Modelica.Blocks.Examples.NoiseExamples.ActuatorWithNoise (sim)Compile → Verify
Modelica_3.2.3Modelica.Electrical.Analog.Examples.ControlledSwitchWithArc (sim)Simulate → Compile
Modelica_3.2.3Modelica.Electrical.Analog.Examples.OpAmps.Multivibrator (sim)Compile → Simulate
Modelica_4.0.0Modelica.Electrical.Analog.Examples.ControlledSwitchWithArc (sim)Compile → Simulate
Modelica_4.0.0Modelica.Electrical.PowerConverters.Examples.ACDC.RectifierCenterTap2mPulse.ThyristorCenterTap2mPulse_RL (sim)Compile → Simulate
Modelica_4.1.0Modelica.Electrical.Analog.Examples.ControlledSwitchWithArc (sim)Compile → Simulate
Modelica_4.1.0Modelica.Electrical.PowerConverters.Examples.ACAC.Dimmer_RL (sim)Compile → Simulate
Modelica_trunkModelica.Electrical.Analog.Examples.ControlledSwitchWithArc (sim)Compile → Simulate
OpenIPSLOpenIPSL.Tests.Machines.PSAT.Order3test2_AVR (sim)Simulate → Compile
OpenIPSL_2.0.0OpenIPSL.Examples.TwoAreas.Two_Areas_PSAT (sim)Simulate performance 14.23 → 4.75
OpenIPSL_2.0.0OpenIPSL.Tests.Controls.PSAT.TG.TGTypeIV_test (sim)Simulate → Compile
OpenIPSL_2.0.0OpenIPSL.Tests.Machines.PSAT.Order3test2_AVR (sim)Simulate → Compile
OpenIPSL_devOpenIPSL.Tests.Machines.PSAT.Order3test2 (sim)Simulate performance 10.50 → 0.50
OpenIPSL_devOpenIPSL.Tests.Machines.PSAT.Order3test2_AVR (sim)Compile → Simulate
PhysiolibraryPhysiolibrary.Fluid.Examples.AirWaterSaturation (sim)Failed → Compile
PhysiolibraryPhysiolibrary.Fluid.Examples.BloodGasesEquilibrium (sim)Failed → Compile
PhysiolibraryPhysiolibrary.Fluid.Examples.BloodGasesTransport.BloodyMary (sim)Failed → Compile
PhysiolibraryPhysiolibrary.Fluid.Examples.CapillaryMembrane (sim)Failed → Compile
PhysiolibraryPhysiolibrary.Fluid.Examples.CardiovascularSystem_GCG (sim)Failed → Simulate
PhysiolibraryPhysiolibrary.Fluid.Examples.Fernandez2013.PulsatileCirculation (sim)Failed → Compile
PhysiolibraryPhysiolibrary.Fluid.Examples.Kofranek2014.NonPulsatileCirculation (sim)Failed → Compile
PhysiolibraryPhysiolibrary.Fluid.Examples.Kofranek2014.PulsatileCirculation (sim)Failed → Simulate
PhysiolibraryPhysiolibrary.Fluid.Examples.MeanRespiration (sim)Failed → Simulate
PhysiolibraryPhysiolibrary.Fluid.Examples.MeursModel2011.HemodynamicsMeurs_flatNorm (sim)Failed → Simulate
PhysiolibraryPhysiolibrary.Fluid.Examples.MinimalCirculation (sim)Failed → Simulate
PhysiolibraryPhysiolibrary.Fluid.Examples.MinimalRespiration (sim)Failed → FrontEnd
PhysiolibraryPhysiolibrary.Fluid.Examples.Respiration (sim)Failed → FrontEnd
PhysiolibraryPhysiolibrary.Fluid.Examples.SimpleRespiration (sim)Failed → FrontEnd
PhysiolibraryPhysiolibrary.Fluid.Examples.Windkessel_2element (sim)Failed → Simulate
PhysiolibraryPhysiolibrary.Fluid.Examples.Windkessel_3element (sim)Failed → Simulate
PhysiolibraryPhysiolibrary.Fluid.Examples.Windkessel_4element (sim)Failed → Simulate
PhysiolibraryPhysiolibrary.Media.Blood.ArterialComposition (sim)Failed → SimCode
PhysiolibraryPhysiolibrary.Media.Blood.VenousComposition (sim)Failed → SimCode
PhysiolibraryPhysiolibrary.Organs.Heart.Examples.DiastoleTest (sim)Failed → FrontEnd
PhysiolibraryPhysiolibrary.Organs.Heart.Examples.RightAtriumTest (sim)Failed → Compile
PhysiolibraryPhysiolibrary.Organs.Heart.Examples.RightHeartTest (sim)Failed → Compile
PhysiolibraryPhysiolibrary.Organs.Heart.Examples.VentricleTest (sim)Failed → Compile
PhysiolibraryPhysiolibrary.Organs.Lungs.Examples.LungsTest (sim)Failed → FrontEnd
PowerSystemsPowerSystems.Examples.AC1ph_DC.Inverters.InverterToGrid (sim)Compile → Simulate
PowerSystems_latestPowerSystems.Examples.AC1ph_DC.Inverters.InverterToGrid (sim)Verify → Compile
ScalableTestGrids_nooptScalableTestGrids.Models.Type1.Type1_N_4_M_4 (sim)
ScalableTestGrids_nooptScalableTestGrids.Models.Type2.Type2_tapEv___N_3_M_4 (sim)
ScalableTestGrids_nooptScalableTestGrids.Models.Type2.Type2_tapNoEv_N_3_M_4 (sim)
ScalableTestSuiteScalableTestSuite.Thermal.DistrictHeating.ScaledExperiments.HeatingSystem_N_640 (sim)Failed → Compile
ScalableTestSuite_nooptScalableTestSuite.Electrical.DistributionSystemAC.ScaledExperiments.DistributionSystemLinear_N_40_M_40 (sim)BackEnd performance 0:02:51 → 0:01:25
ThermofluidStreamThermofluidStream.Examples.ReverseHeatPump (sim)Compile → Verify