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droganaida/HLSL Animated Normal Map for Unreal Engine material

Created November 12, 2021 16:24
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HLSL Animated Normal Map for Unreal Engine material
//HLSL Animated Normal Map for Unreal Engine material (custom node)
float2 uv = iCoord.xy / iResolution.xy; // iCoord - UV, iResolution - Float2(1,1)
float h = 0.6 * iTexture; // iTexture - RGBA (Float4)
float w = 40.0;
float3 n = normalize(float3(ddx(h) * w, ddy(h) * w, 1.0));
return float4(n * 0.5 + 0.5,1.0);
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Use custom node in material editor.
Inputs:
iCoord = UV
iResolution = Float2(1,1)
iTexture = RGBA (Float4) - your custom animated (or static) HLSL shader

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