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his feature is used to apply This adds a wave structure to a meshed Hybrido fluid – also known as “displacement”. Applying Hybrido's displacement requires a certain → workflow. Please visit → “HyFLIP Displacement” for more information.

 

 

Calculate displacement

There are three options:

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The influence of the fluid's water depth is normally very subtle, but affects the dispersion of the waves. When active, RealFlow calculates the fluid's water depth automatically.

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Depth

The effect of this parameter is only noticed if the length of a wave is close to “@ depth”“Depth”. In these cases you will see a decelerating effect on the wave's dispersion. The unit is metres.

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This is the wave's maximum height. You normally have to adjust this parameter when you are changing the surface’s “@ dimension” “Dimension” value.

Auto dimension

Here, the horizontal dimensions of the fluid surface is determined automatically.

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Dimension

With 200, the distribution and scale of the waves will look as if the domain covers an area of 200 m x 200 m:

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The parameter is given in metres. When you change “@ dimension” “Dimension” you will most probably have to modify “Vertical Scale” and “Choppiness”.

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RealFlow automatically calculates the used wind speed when this parameter is turned on.

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Wind speed

You can enter any positive or negative value, including 0. “@ wind “Wind speed” has a strong influence on the wave's look. Good values are between 20 m/s and 30 m/s.

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When enabled RealFlow will align the wave's motion with the scene's → “Wind” daemons.

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Wind direction

This is the wind direction in degrees – positive wind directions are counter-clockwise:

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Higher values flatten the surface and create fewer ripples. With small “@ dimension” “Dimension” values this parameter should be decreased (e.g. to 0.01 or 0.02) in order to get enough detail.

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