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Code Issues 154 Wiki Activity

perf(physics): air flowing along a pipe wakes the physics of a coupled vehicle only when it changes its pressure by more than physics.pipewake (0.001 bar), not with any trickle of it

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Hirek
2026-10-23 19:30:21 +02:00
parent 9a7ff372f7
commit 2f96dfe767
5 changed files with 39 additions and 8 deletions
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7
utilities/Globals.cpp
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@@ -491,6 +491,12 @@ bool global_settings::ConfigParseSimulation(cParser& Parser, const std::string&
return true;
}
if (token == "physics.pipewake")
{
ParseOne(Parser, physics_pipewake);
return true;
}
if (token == "enabletraction")
{
ParseOne(Parser, bEnableTraction);
@@ -1901,6 +1907,7 @@ global_settings::export_as_text( std::ostream &Output ) const {
export_as_text( Output, "fullphysics", FullPhysics );
export_as_text( Output, "physics.sleepheld", physics_sleepheld );
export_as_text( Output, "physics.roadlod", physics_roadlod );
export_as_text( Output, "physics.pipewake", physics_pipewake );
export_as_text( Output, "debuglog", iWriteLogEnabled );
export_as_text( Output, "multiplelogs", MultipleLogs );
export_as_text( Output, "showsystemconsole", ShowSystemConsole );

1
utilities/Globals.h
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@@ -116,6 +116,7 @@ struct global_settings {
bool FullPhysics{ true }; // full calculations performed for each simulation step
bool physics_sleepheld{ true }; // vehicles standing still and held by their brakes let their physics sleep, see TMoverParameters::accelerating()
bool physics_roadlod{ true }; // road vehicles far from the camera go by one step of the physics in a frame, see vehicle_table::update()
float physics_pipewake{ 0.001f }; // bar: air flowing along a pipe wakes the physics of a vehicle when it changes its pressure by more than this. 0: any flow does
bool bnewAirCouplers{ true };
float fMoveLight{ 0.f }; // numer dnia w roku albo -1
bool FakeLight{ false }; // toggle between fixed and dynamic daylight