The unique, professional freeware for light design

Modifications and bugfixes towards Version 2010.2.3

• NEW: Absolutely measured photometries in the format EULUM and IES can now be used without restriction of any kind. Such photometries will be labelled on the data sheet.
• NEW: The luminaire efficacy will now be displayed on the data sheet of a luminaire.
• NEW: Observers for UGR, GR and TI can now be placed in interior as well as exterior scenes.
• NEW: On creating groups the objects can now be aligned along the x-axis or the y-axis, or they can keep their initial rotation.
• NEW: Output properties will now be taken into account for undo/redo.
• NEW: The CAD import now works also with AutoCAD 2011 files (*.DWG, *.DXF).
• NEW: ReluxTunnel: Uniform rows in the interior area can now be periodically continued.
• NEW: ReluxCad can now also be used with AutoCAD 2011 (32 bit version).
• NEW: ReluxCad: The automatic labelling of luminaires can now be switched off in the setup.
• NEW: ReluxCad: Changing lumianires on the Relux side, the AutoCAD block symbols will be overwritten only after users confirmation.
• After a crash the calculation results, the Raytracing visualizations and the output properties will now be restored.
• 3D objects with a texture with texture coordinates could cause a crash during the calculation when the option "Make faces double sided" was set.
• 3D objects with a texture without texture coordinates where displayed differently in the selected state.
• The commands "Copy picture" or "Save picture..." from a 3D view caused a crash when used in Windows 7 or Vista.
• Optimized pagination for the printout of floor plan and data sheets.
• Using the tool "Construct from CAD plan" the order of selection of the individual lines was critical. A selection in the wrong order could cause the cube to be created "upended". This way one could see into the cube.
• The CAD export sometimes ignored the isolines.
• In some rare cases the output was labelled with "INSUFFICIENT INTER-REFLECTIONS" even though the requested number was reached.
• A background image in a x-extruded room will now be correctly scaled and placed.
• If after the insertion of polygon points to a scene the edit mode was changed to "Move", only the edges were visible but not the points.
• ReluxTunnel: Editing and subsequently klicking in an output windows or on the calculation button could cause a crash.
• ReluxTunnel: In some cases the switching groups were missin in the Excel export.
• ReluxTunnel is no longer restricted to 5 lanes.
• ReluxCAD: In some cases when existing block symbols were assigned to a luminaire, no attribute was added. As a consequence these luminaires were newly placed again and again (with default settings).
• ReluxCAD: After the modification of a scene the results have not been deleted.
• ReluxCAD: With AutoCAD version 2006 or older it could happen, that a luminaire type was multiply added to the project.

Modifications and bugfixes towards Version 2010.2.2

• The language settings will correctly be read again.
• In ReluxMovie rendering a film from an uncalculated scene now shows the correct colours.
• In ReluxMovie for rotations of more than 720° in clockwise sense the camera will be correctly set.
• Changing from standard mode to 3DStereo mode now works without delay.
• Moving or rotating the working plane does no longer delete the calculation results.
• Calculating the bounding box of a CAD plan for circular arcs with a big radius the centre point was also taken into account. This lead to a very big offset, so that the plan in Relux could hardly be found.
• After scaling a CAD plan a following Undo removed the CAD plan from the scene.
• Rotating, moving or scaling of a CAD plan or background image now no longer deletes the calculation results.
• In the calculation manager the raytracing view can now again be moved (pan) with the mouse.
• In ReluxTunnel changing from an input field to a calculated view could cause a crash.
• Switching on/off the aiming arrows of luminaires, grouped luminaires will now be updated immediately.
• The room dialog for exterior scenes, the measuring tool and the status bar showed metric dimensions while using US units.
• Luminaires with the property "make faces double sided" caused considerably higher calculation times.
• The manuals "Fit for ReluxSuite" and "Fit for ReluxTunnel" are updated.

Modifications and bugfixes towards Version 2010.2.1

• NEW: Display of 3D views in 3D stereoscopic mode

Modifications and bugfixes towards Version 2010.2

• 3D views are now rendered much faster.
• Optimisation of the playing velocity in ReluxMovie (for large projects or slow devices)
• If in the room dialog only the name is changed, the results will not be deleted.
• The background image will now again be displayed correctly.
• Aiming arrows of luminaires will now be shown also in the calculated views.
• The EasyLux dialog now remembers the most recently used illuminance.
• ReluxTunnel: the output of the flicker frequency can now be switched off.
• ReluxTunnel: for synchronous luminaire rows the correct y-position will now be displayed in the luminaire list.

Modifications and bugfixes towards Version 2010.1.2

• NEW: Creation of films (ReluxMovie)
• NEW: Extended TI and GR calculation for exterior projects
• For luminous intensity calculations the luminaire geometry can now be ignored.
• For the calculation of the beam direction of road luminaires the luminous flux is now taken into account.
• The dimensions of combination luminaires are now correctly taken from the database.
• The property "make faces double sided" in some cases had a wrong initial value.
• For road projects the dialog could cause a crash if specific outputs were open.
• In the luminaire data sheet the description of the variant was not displayed.
• Beim Drucken von CAD-Plänen wurden die Farben und Schriften wieder richtig ausgegeben.
• Printing the floor plan of polygonal scenes the page break now works again.
• Cloning luminaires with multiple luminous heads in some circumstances only a luminous head was cloned.
• The solar altitude graph will now be listed in the output tree also if there are no results.
• For luminaires with textures the flickering is now eliminated.
• Creating uniform groups in x-extruded rooms could cause a crash.

Modifications and bugfixes towards Version 2010.1.1

• Updated availability of member data.
• The Cancel button in the dialog "Check room" now works immediately.

Modifications and bugfixes towards Version 2010.1

• Updated availability of member data.
• ROLF files without 3D geometry now work again.

Modifications and bugfixes towards Version 2009-6

• Modifying objects through the coordinates view in the scene bar could cause a crash when output windows with calculation results were open.
• Using very big WMF pictures als Hintergrundbild wurden in der Druckvorschau nicht angezeigt.
• In rooms extruded into x-direction textures on the walls were possibly displayed in the wrong direction.
• In rooms extruded into x-direction false colours on some walls could be displayed upside down.
• Better memory management so that bif CAD plans can also be processed.
• Dropping a window to a CAD snap point resulted in a small offset.
• If a CAD plan could not be loaded, some CAD specific tools could possibly cause a crash.
• True colors for objects in a CAD plan could appear in a different shade.
• If a layer was switched on during CAD import, the CAD snap did not work for this layer.
• Attributes in a CAD plan, whose visibility was not defined, are no longer displayed.
• The settings for the daylight efficiency will now be saved in the project file.
• Copy and paste via CTRL-C und CTRL-V now also work in the scene bar.
• Windows which collide with the room, will now be listed with their wall number in the collision dialog and they will be marked with red colour in the floor plan.
• Modifying the name of a wall element caused a re-placement of this object at the position (1, 1).
• Overwriting luminaires in the luminaire selection the luminaire symbol got lost.
• Using ReluxExpress the output windows now also have a title.
• Using graphic cards with an Intel Express Chipset and when using the Mesa 3D Graphics Library cloned objects (mouse click with CTRL-key pressed) caused an unwanted offset.
• For the calculation of the solar graph the offset of the user coordinate system is now taken into account.
• In road projects the automatic output windows are now marked red in the output tree.
• Opening the scene dialog or copying a scene while objects are inserted, could lead to an invalid edit state.
• The parts list in a CAD file exported from ReluxPro now shows the product pictures correctly.
• The values of an exported table are no longer mirrored in y-direction.
• ReluxTunnel: All user defined measuring surfaces will now be calculated. These can also be used in the result overview.
• ReluxTunnel: In illuminance tables for a wall the table values are possibly printer one over the other.
• ReluxTunnel: The luminaire list was possibly not complete.

Modifications and bugfixes towards Version 2009-5.1

• NEW: On creating groups with the mouse the number of objects to be placed is asked in a dialogue.
• NEW: Table values can now be exported directly into Excel format (*.xls).
• When using US units false colour diagrams will be correctly displayed and labeled.
• When using US units for the CAD export the results for tables and isolines will now also be converted to the corresponding unit.
• In result overview the false colour diagram will also be displayed if the measuring surface is hidden.
• If an imported CAD plan contains filled areas, the false colour output will stay visible.
• In the print manager the false colour output will be updated after modifications of the colour palette via the button "Properties".
• The 2D false colour output will now be immediately updated after the modification of any parameter.
• On import of files in ReCad format (*.asc) luminaires with a long name could not be handled.
• For some special luminare types the symbols in the floor plan were displayed rotated.
• The reference plane can now again be unlocked correctly.
• On CAD export emergency luminaires will now be marqued.
• In road projects for a wet surface only the worst U0 value was displayed.
• Camera, intensity and observer symbols will now again be printed.
• The size of the symbols is now adjusted according the text height.
• The symbol for an observer now shows the viewing direction and the angle limits for the calculation.
• An owner defined name for the observer will now also be displayed in the print manager and the printouts.
• In a low memory situation printing 3D diagrams could cause a crash.
• Breaking a group in a calculated scene could cause a crash.
• In rare cases closing ReluxPro could cause a crash.

Modifications and bugfixes towards Version 2009-5

• NEW: Luminaires with multiple indentical light emitters can now be better handeled in the database.

Modifications and bugfixes towards Version 2009-4

• NEW: ReluxPro now has a measuring tool, you can measure distance or angle. See Tools --> Measure.
• NEW: The CAD import now works also with AutoCAD 2010 files.
• NEW: ReluxCAD now also works with AutoCAD 2010 (32 bit version)
• NEW: The CAD plan will now also be shown in the 2D false colour results.
• NEW: ReluxCalculator now comes with a progress bar for the calculation steps.
• After unlocking and relocking the reference plane the LG3 values could not be displayed any more.
• CAD import: Some crashes have been fixed, more efficient memory handling for big CAD plans.
• CAD import: the wizard now sets a valid scene name so that the name will not change, when another scene has been added.
• Room elements (windows, doors, pictures) no longer mutate to windows if the room height is changed.
• Fixed update problems for windows, doors and pictures.
• Better shadow contours for clear sky conditions.
• Fixed rare calculator bug for complex 3D objects.
• Depending on the camera, moving the vertices of a polygon could be blocked.
• If the last measuring surface had a cutout contour, all subsequently constructed measuring surfaces had the same cutout contour.
• Placing luminaires over a emergency route now works also for combination luminaires.
• The option "Background image switched off" is now taken into account also for printouts.
• For rooms extruded into x-direction windows created in the head side will now longer be drawn upside down.
• For exterior scenes the correct default value for the height of the reference plane is now used.
• In some dialogs and outputs the US units will now be correctly shown.
• An Undo action during a calculation could cause a crash.
• If a symbol of a luminaire is changed, all placed objects will be updated.
• If a CAD plan has changed, updating it could cause a crash.
• The red label for colliding objects will now correctly update.
• GIF files can now be used as texture.
• The material dialog is now completely translated in English.
• Exported HDR images does now always have a correct exposure value.
• Enhanced manual "Fit for raytracing"
• Optimized calulation settings for small objects and for clear sky situations.
• The floor plan will now be printed in the old quality with the correct fonts.
• For 2D false colour outputs objects, which lie far away from the room, do no longer influence the displayed size of the scene.
• Deleting a luminaire from the scene while the luminaire list is open will no longer cause a crash.
• For the CAD export the setting for the lumianaire symbol will now be correctly taken into account.
• For the CAD export the total power will now also be exported.
• In road projects U0 for a wet surface the allowed value will now also be shown.
• Resizing the print manager will now update the content of the preview image.
• Luminaires, which are switched off, will now be labeled.

Modifications and bugfixes towards Version 2009-3.1

• For graphics cards with INTEL chipset ReluxPro does the rendering no without context sharing. Thus crashes caused by errornous drivers can now be avoided.
• On import of some CAD plans the bounding box was not correctly calculated. This resulted in an empty floor plan.
• Exporting CAD plans with referenced plans caused a crash.
• Missing picture files (background image) caused a crash during opening of the project.
• Old projects with an embedded background image can now again be read.
• For some light distribution curves the 3D display of the light distribution could cause a crash.
• Luminaires which are constructed with the mast tool can now be calculated with the raytracer.
• ReluxCAD: rooms can now again be aligned.
• ReluxCAD: AutoCAD can still be used after a crash of ReluxPro.

Modifications and bugfixes towards Version 2009-3

• Removes the error that from the 11th of May 2009 will cause ReluxPro to terminate prematurely with the error message 'Test period expired'.

Modifications and bugfixes towards Version 2009-2

• Background images and plans can now be printed with the floor plan.
• In the luminaire selection selected luminaires can now be exported as an IGH catalog (Switzerland only).
• The presentation of the background image only in the current scene now works again (not for CAD plans).
• The background images from Relux 2007 projects will now be placed and scaled correctly.
• In the luminaire selection the correct default lamp will be shown.
• For some luminaires the luminaire colour was missleadingly set to black. The scene could then not be calculated.
• Some problems in the context of CAD import could be solved.
• In the output luminaires/room elements for windows and doors the wrong wall number could be shown.
• The zoom rectangle is now again visible.
• In the printout of the 3D false colours the maximum and minimum value of the luminance is now shown.
• In a project, which was originally done with Relux 2007, a door could mutate into a window.
• Overlapping objects in the scene can now be detected better by the collision detection.
• Objects which collide with the room structure are now shown with a red text.
• In the dialogs "Edit library" the funtion "Delete" is now again available.
• After the deletion of a scene the list now shows the current scene.
• The "E" marker for emergency luminaires is now shown in the preset character size.
• Printing into an open PDF file caused a program crash.
• For file name for a external PDF printer was not correctly set.
• Various optimisations in ReluxEnergy.
• If a group, which was drawn with the mouse, could not be created, an error message will show up.

Modifications and bugfixes towards Version 2009-1.1

• For systems with Intel Chip Intel(R) Q33 graphics the calculated room was displayed inside out.On some system closing a 3D window caused a crash. In this case you will have to upgrade your graphics driver (Instructions).
• Printing the 3D luminance the full resolution will now be taken.
• When using old projects (Relux 2007) with a background image, this image can now be deleted.
• When using a Relux 2007 project with a background image for a room with the special characters \, /, *, ? or : in its name, the ReluxSuite crashes.
• On the lamp datasheet the article number and the lifetime will now always be printed correctly.
• New variants created from properties will now be named correctly.
• The symbols for some combination luminaires where show rotated in ReluxCAD.
• The window parameters K1 and K2 can now again be set independently.
• Extended Undo/Redo functionality for the object view bar.
• For some scenes the average colour was not calculated correctly, which caused a tint when using white balance.
• On import of 3D geometries the object size now displays correctly also for scaling factors > 1000.
• In the luminaire selection the correct light color for the lamp is now shown.
• Under Windows Vista multi selection now works in all object trees.
• In the online luminaire selection combination luminaires can now be added without before selecting all sub nodes.
• LumEnergy: using a user coordinate system in Relux a luminaire could be assigned to the wrong section.

Modifications and bugfixes towards Version 2009-1

• ReluxSuite works now also with GIF files for product pictures
• The time lock of the first version is now removed.