cosin software 2026-1 release notes

General cosin software aspects

1. fix: zoom factor for reports created in Linux was too small
2. fix: animation settings save/reuse functionality corrected and improved
3. increased oldest emulated version to 2017-1
4. cosin GUI made work in MacOS Aqua windowing system
5. new selection in cosin GUI settings: use second screen (if available)
6. remove potential non-ASCII character in file statistics output
7. window sizes improved, to avoid re-sizing during window creation which does not work properly in MacOS Tahoe
8. refreshes window after failed re-sizing in MacOS Tahoe

FTire/core

1. fix: default values of properties for second inflation pressure had not always been set properly
2. fix: potential instability occurring after large wear amount in strip-averaged wear computation corrected
3. fix: signs of axial coordinates in rim interface data might have been wrong
4. fix: FTire surface geometry output did not work properly under certain conditions
5. made estimated wheel moment of inertia message output more consistent
6. made sure any non-defined run-time-condition does not lead to program abort

FTire/sim

1. fix: FTire animation was not always shown if requested

FTire/fit

1. fix: cover-sheet image creation might have been incomplete
2. fix: first measurement could not be checked in again after previous check-out
3. fix: in ‚validate all‘ function, sometimes no new history line was created showing respective score values
4. fix: parameters identifiable by footprints were not always correctly marked in FTire/fit GUI
5. fix: PSD plot in FTire/fit cleat tests might have been incorrect under certain conditions
6. controlled pressure introduced for FTire/fit test types FE, FP, CL
7. FTire/fit report text snippets updated
8. improved error message if value of a constant is missing in TYDEX file
9. selection of additional output files in FTire/fit simulations added

cosin/road

1. fix: correlation computation for stochastic uneven roads might have been wrong
2. fix: rgr real-time evaluation had been too slow in some cases
3. improved error message in DRM road detection
4. misleading error message when trying to open a road with missing license improved
5. no convergence policy in rgr center-line projection extended and made selectable in GUI

cosin/mbs

1. all cosin/mbs data files formatted
2. cosin/mbs K&C GUI improved
3. cosin/mbs tire interface improved
4. cosin/mbs K&C scripts improved
5. management of missing but mandatory data items in cosin/mbs GUI introduced
6. memory management for cosin/mbs introduced
7. in revolute joint added extra applied joint torque

cosin/tools

1. fix: CAD file analysis fixed
2. fix: opening an ogl file in cosin/tools might have crashed
3. fix: shift and scale commands in cosin/ip if more than one file was shown and files are sorted had been screwed
4. fix: x-label unit output in cosin/ip plots might have been wrong
5. cosin/io data-block editor improved
6. cosin/io file formatting improved
7. data block editor GUI made work with simplified data blocks
8. made sure unitary ‚-‚ operator is properly recognized in cosin/ip signal determination
9. new arithmetic expressions functions odd(), even(), modulo(), fix(), rem() (see cosin/io documentation)
10. new CAD model triangulation processing and analysis tools
11. xdg-open added to lists of selectable Linux web and PDF browsers

cosin/tools for roads

1. fix: computation of right/left profile correlation of stochastic uneven roads fixed
2. fix: error message could not be read when trying to inspect a license-encrypted rgr
3. fix: exporting an rgr road in ‚optimized file format‘ might have resulted in an extra road shift
4. made sure data block names in triangulation files in format ‚rdf‘ are case-insensitive
5. made sure extremely large rgr files load faster in road tools
6. new enhanced encryption detection made work on Windows
7. number of test points in nearest point calculation to center-line made selectable in GUI

cosin/tools for tires

1. fix: ‚pp‘-button did not always change color if parameters are changed
2. fix: timeout sometimes had been too short in cross section plot
3. fix: made specification of default values in animation settings GUI work
4. fix: potential integer overflow sometimes occurred in certain entry fields of the animations settings GUI
5. fix: reading of constant signal values from TYDEX files failed under certain conditions
6. rename FTire/database -> FTire/dashboard
7. animation states save/retrieve function introduced
8. new selections in animation settings allow to forcibly use metric or inch notation in sidewall ETRTO label

CTI (cosin tire interface)

1. fix: time change in cti state retrieve might have been wrong
2. new CTI API function ctiSetStatesTime() for modification of time in state memory
3. new CTI API functions ctiGetRimForcesExtended(), ctiGetRimInterfaceData(), ctiSetRimDisplacementsExtended(), ciSetStatesTime() (for more see cti.pdf)
4. new generalized flex rim interfacing routines
5. wheel side rather than left/right taken into account in extended flex rim interfacing

Documentation

1. cosin/mbs documentation cleaned and reformatted
2. cosin/rgr document formatted and improved