warp.curlnoise
==============

.. function:: warp._src.lang.curlnoise(state: uint32, xy: vec2f, octaves: uint32, lacunarity: float32, gain: float32) -> vec2f

   .. hlist::
      :columns: 8

      * Kernel
      * Python

   Divergence-free vector field based on Perlin noise.
   
   Use the gradient of a Perlin noise function.

.. function:: warp._src.lang.curlnoise(state: uint32, xyz: vec3f, octaves: uint32, lacunarity: float32, gain: float32) -> vec3f
   :noindex:

   .. hlist::
      :columns: 8

      * Kernel
      * Python

   Divergence-free vector field based on Perlin noise.
   
   Use the curl of three Perlin noise functions.

.. function:: warp._src.lang.curlnoise(state: uint32, xyzt: vec4f, octaves: uint32, lacunarity: float32, gain: float32) -> vec3f
   :noindex:

   .. hlist::
      :columns: 8

      * Kernel
      * Python

   Divergence-free vector field based on Perlin noise.
   
   Use the curl of three Perlin noise functions.