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Docs
Smooth SDF Shape Edges
Methods for resolving SDF gradients into crisp clean shapes for UI and VFX materials.
unreal graphics materials ui

Links
How Unreal Renders a Frame
Interplay of Light is a graphics blog by Kostas Anagnostou. These three great articles detail how Unreal renders a frame from start to finish.
interplayoflight.wordpress.com/category/unreal/
unreal graphics
Inigo Quilez
Co-creator of shadertoy and an incredible resource for learning to write shaders and think about graphics programming.
iquilezles.org/
graphics tutorials unreal
Shading Models and GBuffer
Great tutorial consolidating a lot of experience in adding new shading models and lighting features. I used very similar techniques to accomplish Creature in the Well and Stonefly’s look.
dev.epicgames.com/community/learning/tutorials/2R5x/unreal-engine-new-shading-models-and-changing-the-gbuffer
unreal tutorials graphics

Tools
MGFX
Motion graphics material editor and function library.
github.com/bohdon/MGFXPlugin
unreal open-source c++ graphics ui