Retro 3D Shader Pack for Unity

A collection of shaders used to replicate the distinct visual style of early 3D games within the modern Unity engine. Designed to be usable by non-programmers while also featuring in-depth code commenting for easy modification.

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Features (v1.1)

• Built for Unity 2019.1.9
• Four distinct lighting models; unlit, vertex lit, flat lit, and standard Unity lighting
• Support for common material properties such as transparency, color tint, specularity, normal mapping, emission, and more
• Retro material properties which can be easily enabled and disabled including:
  • Vertex jitter/snapping (world/screen space toggle)
  • Affine texture mapping with intensity slider
  • Vertex draw distance
• Lit and unlit sprite shaders 
• Retro post-processing shader which uses the in-built Unity Post-Processing Stack (v2) for simple integration with other post process effects - includes:
  • Pixelation (can be toggled between pixel scaling vs. fixed vertical resolution)
  • Color depth/posterization
  • Dithering (scalable, comes with a set of supplied dither patterns as well as the option to use your own)
• Example scene showcasing the practical use of each shader with existing materials

Licensing

This pack is licensed under the Creative Commons (Attribution Share-Alike License) - the pack itself can be freely shared and adapted as long as proper attribution is given and it remains under the same licensing terms.