This is handy if you have some automatic light rigs and the lights position is the same in every data set. Reusing light calibration. You can copy “lights” directory to different set and it will be reused. After saving it, remove lights.txt and the lights positions will be re calibrated when you try to process the same data set again. If you see that light position wasn’t detected correctly, you can manually edit _probe.jpg file, darken it slightly and mark down with white dot position of the light. You can check if the light was detected correctly by going to “light” directory that was created by Dabarti Capture and manually reviewing the images. This could be a result of some mistake during photo capturing stage. As long as it has “normal” in the name Dabarti Capture will generate depth from this file.įixing light calibration. In some cases it may happen that your light source doesn’t have visible highlight on the spherical probe. Pause Depth Generation from tiled normal map. You can create tiled version of normal map with Photoshop or Nuke, save it as 16 bit tif and drag and drop it onto capture.exe. Expert Tips.īatch Process. You can batch process huge number of data sets. If you have ‘Pro’ version you can process any number sets one after another by creating a file batch.bat and placing all the commands you want to perform in separate lines:Ĭ:\Dabarti_Capture\Capture.exe C:\Path_to_Data_Set_01Ĭ:\Dabarti_Capture\Capture.exe C:\Path_to_Data_Set_02Ĭ:\Dabarti_Capture\Capture.exe C:\Path_to_Data_Set_03Ĭ:\Dabarti_Capture\Capture.exe C:\Path_to_Data_Set_04 I’ve recorded basic setup of how it should be used –. If you would like to use those textures with V-Ray GPU. This is displacement map generated from flattened normal map. Flattening removes low frequency bending. Those are processed variations of raw surface normal. Results.Īfter processing inside Output directory you will find many maps. You can find more about Dabarti Capture on the product page –. This tutorial data set is available after you purchase Pro licence (on Gumroad for 99USD ) or if you Subscribe for Demo version (limited to 1024px) –. In my case those are resulting photographs: Photographs could be taken with mobile phone or high quality digital camera. With this in mind you can easily get photo set that will provide great results. Light source that you’re using has to be brighter than ambient light.Make sure that calibration sphere is visible in the shot.Light up the subject from different direction. For each photo change the position of the light.For best results take at least 6 photos.Each photo has to be taken from exactly the same perspective. Make sure that camera focus is right on the subject.Here’s what you need to pay attention to: Shooting nice photos is essential if you want to get best results. For calibration light source reflection in the sphere is used so it has to be clearly visible. The spherical object visible in the shot is used for calibration. You can use whatever you manage to find as long as it’s spherical. As light source I’ve borrowed another phone to use it’s flashlight for lighting. In this instance I’ve used Samsung Galaxy S8 as my Camera with android app that supports taking photos in intervals. Optional but highly recommended: Remote shutter or intervalometer.Spherical reflective object for calibration.Second is Rusty old metal Captured using Sony A7RII.įor basic capturing process you will need: Input photographs were taken with mobile phone. Before I dive into the process, here are 2 renders.
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11/15/2023 11:32:20 pm
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