Preflight (UI)

tip 3ds max plugin help clicking on the question mark in the header will open this help document page 3d model preparation toolkit select your export preferences selecting unreal will open datasmith on completion to allow you to continue exporting and saving selecting unity on completion will allow you to save an fbx file skip steps to bypass steps and move to the next one, click the forward arrow unreal engine lighting considerations? option 1 switch off the exposure control in 3ds max if the exposure control has been used, it is exported with the datasmith file when imported into ue, a “global exposure” actor is created with the v ray exposure settings imported the issue is that these exposure setting will be photometric lighting, vraysun for example, but when imported to unreal, the vraysun does not keep its photometric intensity resulting in imported exposure settings displaying completely dark if you do import the lighting, such as the sun, you can always adjust it in ue using a setting of 90,000 120,000 lx https //en wikipedia org/wiki/daylight step 1 make selection set select the 3d meshes or entire scene to export preflight will deselect elements it cannot work with step 2 mapping and instances check for missing textures, instances all geometry for game engine optimisation step 3 attach, weld and reset attaches other 3d geometry as a single mesh by materials resets all geometry by rebuilding meshes step 4 detach or delete double faces remove double faces to prevent flicking or co planer face issues step 5 visual check of 3d model visual checks to inspect your 3d model and fix further issues if discovered you will need to use other ignite tools to fix issues step 6 convert textures convert all textures to png step 7 send to fbx save and export to ue4/datasmith or fbx file format the preflight dialogue box provides an inventory of the checklist stages, with warnings and check ticks