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A good solution is to use multi-texturing and a blend map to add road texture onto the terrain. Check out this excellent tutorial for further details https://www.youtube.com/watch?v=-kbal7aGUpk


Unreal has built in profiling tools to help you identify where the bottleneck is. Open the console and type stat unit and it will show you times in milliseconds for the CPU (both the game thread and the draw thread) and the GPU. See https://docs.unrealengine.com/4.27/en-US/TestingAndOptimization/PerformanceAndProfiling/StatCommands/#unit for details and a ...


stumbled upon this forum thread: https://linustechtips.com/topic/1034616-task-manager-not-reporting-correct-gpu-usage/ I think windows task manager is outputting the incorrect usage. I remember owning a laptop from years ago that always said my RAM usage was maxed out. I think windows task manager is not built well!


I refer to it as an index material since you're basically using each channel within an image as an index for masking out different things other than displaying an actual image.

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