Version 1.3.6 (January 23, 2023)

- Improved Tilt function calculation speed
- Fixed a major rotating error which occured if intensity distribution does not have enought angle data
- Changed Flux fraction's labels on Main window to correct name form

Version 1.3.5 (December 13, 2022)

- Fixed a major Eulumdat file loading error when occured if the last char was 'Nothing' in the file
- Fixed automatically closing error by clicking on About menu item

Version 1.3.4 (December 04, 2022)

- New features: Flipping
- Fixed some mispelled label

Version 1.3.3 (November 14, 2022)

- Fixed an unsaved file showing error when occurs if user changes selected file in Main window
- Fixed an spelling error in a file overwrite question when occurs if the user closes the application and has unsaved file

Version 1.3.2 (November 09, 2022)

- Fixed an Product ID showing error in Get started page
- Fixed an major data reading error in Eulumdat file opening which occured if end char is missing
- Fixed an tilting calculation error where occured if near of the tilting position the distribution has high or rapid intensity changing
- Fixed a 'null' value showing error in Properties of Keywords Manager
- Improved calculation speed in Beam and Field Angle
- Improved calculation speed in Tilting Tool
- Improved calculation speed in Rotation Tool

Version 1.3.1 (October 16, 2022)

- Fixed an major error when using Angle resolution converter
- Fixed an major error when using Tilt function
- Fixed an major error when using Beam and field angle calculator
- Added new Get started page when user started the application first

Version 1.3.0 (October 08, 2022)

- New features: Averaging tool
- New features: Symmetrization tool
- New features: Isolux
- New features: Angle resolution converter
- New features: Mounting standard converter
- New features: Tilting
- Improved features: Beam and field angle and lumen calculation
- Improved features: Rotating tool
- Improved memory management with free unnecessary and disposed resources
- Removed Angles and lumens property option from Properties
- Fixed a C-halfplane showing error in Intensity distribution table which occured if Eulumdat file contains C360-halfplane
- Fixed a header design error in BUG rating calculation
- Fixed a showing error when occured if 3D Polar plot is showed yet and clicked again on the showing button
- Fixed a file loading error which occurs user removes a file from loaded file list
- Fixed a filename refreshing error in BUG rating calculation when occurs the the opened file has been changed
- Fixed a hiding error on Main window if all opened files has been removed
- Fixed a refresh error in 3D Polar plot when occured the loaded file changed and after clicked on 3D Polar plot icon
- Fixed an editing comment section error in Comparation (edited comment showing wrong row on Main window)
- Fixed a showing error in Comparation (Main window edited comment does not show in Comparation)
- Fixed a calculation error in Scaling tool when occured if start C-halfplane is higher than end C-halfplane
- Fixed a calculation error in Adjusting tool when occured if start C-halfplane is higher than end C-halfplane
- Fixed a calculation error in Elimination tool when occured if start C-halfplane is higher than end C-halfplane
- Fixed a calculation error in Rounding tool when occured if start C-halfplane is higher than end C-halfplane
- Fixed a calculation error in Scaling tool when occured if start gamma plane is higher than end gamma plane
- Fixed a calculation error in Adjusting tool when occured if start gamma plane is higher than end gamma plane
- Fixed a calculation error in Elimination tool when occured if start gamma plane is higher than end gamma plane
- Fixed a calculation error in Rounding tool when occured if start gamma plane is higher than end gamma plane
- Fixed all combobox filling error when occured user reclicked on Scaling Tool icon
- Fixed a calculation error in Scaling tool when occurs if the intensity distribution has 90-180 degree vertical symmetry
- Fixed a distance between labels error in BUG rating calculation
- Renamed Calculation method menu item in BUG rating calculation to Mounting
- Renamed Calculation menu item in Coefficient of utilization diagram to Mounting
- Renamed Flux normalization tool to Total flux
- Added showing of centre-beam intensity location arrow to 3D Polar plot
- Added showing of maximum intensity location arrow to 3D Polar plot
- Added File selector to Averaging tool
- Added File selector to Scaling tool
- Added File selector to Adjusting tool
- Added File selector to Elimination tool
- Added C-halfplanes information to main Polar diagram chart

Version 1.2.4 (February 20, 2022)

- Fixed a major error in BUG rating system: when the user try to changing mounting in Calculation method the changing did not happened
- Fixed a displaying error in 2D Polar diagram: trackbar was hidden in some display resolution
- Fixed a displaying error in BUG rating system: Close icon was hidden in some display resulotion
- Fixed a displaying error in Unified glare rating (UGR): Average and Maximum UGR was hidden in some diplay resolution
- Fixed a major calculation error in Comparation zonal lumens
- Fixed a filename showing error when user Refresh 3D polar plot
- Fixed a zonal lumens calculation error in Comparation
- Fixed a BUG rating calculation error in U parameter which occured if calculated U zonal lumens is near to zero
- Added contact e-mail address to License manager
- Added and corrected borders of windows
- Added type indicator to Luminaire informations when using Eulumdat file
- Added Refresh menu item to Luminaire informations when using Eulumdat file
- Changed Angles and Lumens evalution tool name to Beam and field angle

Version 1.2.3 (January 24, 2022)

- Fixed an major error when occured there are more modified file and user wants to change it but the modified file does not exist
- Fixed an error in BUG rating calculation when occurs if luminaire is classified by Type V or Type VS
- Added IESNA Light distribution classification to Comparation
- Added IESNA vertical distribution classification to Comparation
- Added BUG rating classification to Comparation
- Added standard calculation to Unified glare rating (CIE 117:1995 and CIE 190:2005)
- Added user-defined calculation according to mounting height and spacing between luminaires to Unified glare rating
- Reviewed of 3D polar diagram intensity distribution display

Version 1.2.2 (December 5, 2021)

- Added comment section into Comparation
- Added scaling opened files datatable
- Changed label names in EN 13201 evaluation
- Fixed showing and calculation error in EN 13201 calculation labels
- Fixed starting screen problem which occured when user has selected "Free version"
- Fixed 90 degree cone lumen and 120 degree cone lumen showing error in "Free version"
- Fixed "Save" and "Save as default" error in properties of Comparation
- Fixed minor some form design error

Version 1.2.1 (November 18, 2021)

- Fixed Total flux calculation error in Comparation
- Changed some label names in EN 13201 evaluation

Version 1.2.0 (October 10, 2021)

- New features: Free version with limited functionality
- New features: Splashscreen advertising
- New features: Buttons for main functions on main window
- Improved application security system
- Improved file security system
- Added Camera positions to main window of 3D polar plot
- Added Copy Product ID to License manager under Properties
- Added VIEW menu item
- Added comment section to Comparation menu item
- Added file comment section to commenting opened files
- Added application version label information to License manager
- Added useful lumen calculation to main window
- Added file informations to main window
- Added row wrap function into opened files list
- Added row automatic height function into opened files list
- Revised BUG rating according to ANSI/TM-15-20
- Changed Luminaire classification system to BUG rating
- Changed the label of Camera position on 3D polar plot
- Fixed a major error which occurs in luminous area calculation if luminaire has intensity in upper hemisphere
- Fixed a major calculation error in glare index and glare classification calculation
- Fixed a major file opening error which occur when try loading an Eulumdat file which symmetry to C90-270 plane and do not have constans step in vertical angles
- Fixed a window moving error which occured when tried moving the window on window title
- Fixed a bug when occurs in Lamp Manager Total Power calculation if using absolute Eulumdat file
- Fixed decimal places in Angles and lumens
- Fixed an datatable viewing error in Luminaire classificiaton system
- Fixed an 3D polar plot error which occured in some of window resolution
- Fixed an resolution error in main window which occured in some display window resolution
- Fixed an resolution error in Unified glare rating
- Fixed an clipboard export error which occured if the selected cell is not the first
- Fixed an major error when changing default Luminance table to advanced

Version 1.1.0 (January 15, 2021)

- Fixed a major bugs in luminous efficacy calculation when using LDT file
- Fixed a major label error in Luminaire classification system
- Fixed a minor error when occurs if dimension shape not changed but clicking on Save button
- Fixed a minor bug which occurs application first start sometime
- Fixed a major calculating error which occurs in Lumens per Lamp if Number of lamps value not 1.
- Fixed date and time checking error
- Improved and fixed a minor license file compatibility error
- Improved application update checker
- Improved and faster saving method for IES and LDT file
- Adding new features: EN 13203
- Adding new features: 3D polar plot

Version 1.0.0 (September 16, 2020)

- Fixed some major bugs when reading IES file
- Fixed some major bugs when reading LDT file
- Fixed error when using Save As method
- New UI to default Polar diagram on main window
- Adding new features evaluation: Unified glare rating
- Adding new features tool: Scaling
- Adding new features tool: Rotating
- Adding new features tool: Elimination
- Adding new features tool: Adjusting
- Adding new features tool: Rounding
- Adding new features tool: Mirroring

Version 0.9.1 (April 16, 2020)

- Fixed some minor bug
- Changing some label in Ceiling Cavity Exitance Coefficent
- Changing some label in main window

Version 0.9.0 (April 08, 2020)

- Changing of some label in General parameters
- Fixed some major bug when using LDT files
- Fixed bugs while decimal separator is not dot
- Missing eula in About section
- Correcting application name in About section
- Adding new features: Direct Ratios calculator for LDT files
- Adding new features: Direct Ratios in keywords for IES files
- Adding new features: Drag and Drop file opening
- Adding new features: Coefficent of Utilization
- Adding new features: Wall Exitance Coefficent
- Adding new features: Ceiling Cavity Exitance Coefficent
- Adding new features: Symmetrization
- Adding new features: Normalization
- Correcting Lumens per Lamp value if absolute photometry
- Correcting Total Watts when using LDT files
- Hiding some unnecessary labels when using LDT files
- Changing some module titles when using LDT files

Version 0.8.0 (May, 2019)

First public beta release of the application.