Clouds
A 3D fractal texture which simulates cloud patterns.

Light Cloud
Color node defining the clouds.
Dark Cloud
Color node defining the area behind the clouds.
Scale
Slider/value node defining the size of the clouds.
Iterations
Slider/value node defining the complexity of the cloud patterns.
Global Coordinates
When this item is checked, the texture is computed in world space rather
than object space. If the object is moving in any way and this option
is on, the texture will appear to ïslide' through the object when rendered.