by Garrett Gunnell

An exploration of grass rendering techniques.

DISCLAIMER: While this grass is highly performant and optimized, please don't attempt to use it yourself as it is tuned to my needs. Instead, reference it as much as you'd like. I apologize for the mess.

• GPU Instancing
• GPU Frustum Culling
• Chunked grass position buffers to cover any desired area
• Level of detail applied to distant chunks
• Scrolling noise texture to simulate wind
• Shaders for quad grass and individual grass blade 3d models
• Geometry Shader Grass

Implementation details here.

Implementation details here.

(don't reference the code for this or use it)