Engine 426 Documentation Exclusive | Unreal

Exclusive to 4.26+ (not in 4.25 or earlier)

For VFX artists, 4.26 marked the graduation of the Niagara particle system from "experimental" to "production-ready." unreal engine 426 documentation exclusive

| UE 4.26 Feature (Exclusive Doc) | UE 5 Equivalent (Not in 4.26 docs) | Pain Level | | :--- | :--- | :--- | | Landscape Tessellation | Displacement Maps + Nanite | (Requires material rewrite) | | Cascade Beam Emitter | Niagara Ribbon Renderer | Medium (Logic porting needed) | | World Composition | World Partition | High (Level streaming BP changes) | | Lightmass Global Illumination | Lumen | Critical (Lighting must be redone) | Exclusive to 4

While UE5 has a water system, the documentation is an exclusive treasure trove. In 4.26, the WaterMeshActor and BuoyancyComponent reached "Production" status. The exclusive documentation covers: Chaos Physics : Improvements allowed for the simulation

for creating oceans, lakes, and rivers with adjustable depth, velocity, and wave physics. Chaos Physics : Improvements allowed for the simulation of Vehicles, Cloth, and Ragdolls using the Chaos engine, which was previously more limited. Production & Virtual Tools Remote Control API (Beta)

: For UI design, the Rich Text Block widget allows you to use markup-style syntax to apply multiple styles (colors, fonts, sizes) and even inline images within a single string of text.

system for large-scale LED volume projections, essential for modern "in-camera" visual effects. Technical Foundations