Here are some popular applications that UI designers use to create UI layouts and assets:
HDR graphics will require compatible software and changing your settings from 8-bit to 10-bit. Here are some popular applications that UI designers use to create UI layouts and assets:
Photoshop in 32-bit mode, The Foundry’s Mari & Nuke, and Substance Designer & Painter
Use interactive mockups to test out interactions, motion, and usability of your UI. Implement interactive mockups by using the game engine or applications such as Adobe XD, Adobe Flash, and Axure.
Iteration is essential to creating the best UX possible. To find out what works and what doesn’t, get feedback and test your designs against other ideas and older designs.
If possible, create interactive mockups to use the intended device; using the controller will give you a better feel for the design than using a mouse or keyboard.