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- Create a Cinema 4D material and apply a bitmap, a surface or a shader, like"Noise", to one of the channels.
- Expand the parameter by clicking on the small triangle.
- Drag the channel's thumbnail to the "Texture" slot of a parameter.
- "Mapping Min" describes the minimum parameter value indicated by the darkest colour.
- "Mapping Max" describes the maximum parameter value indicated by the brightest colour.