HLSL

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High Level Shading Language (HLSL) is the shading language used in DirectX. It is used in Unity and Unreal.

Usage

Minor differences between GLSL and HLSL

  • float4 instead of vec4. This is odd since OpenCL also uses float4.
  • lerp instead of mix.

Graphics Pipeline

DirectX12 Pipeline

Vertex Shader

Tesselation Shader

Geometry Shader

Fragment Shader