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OpenVDB bunny cloud volume available here. |
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Volume file formats, such as OpenVDB, will allow storage of much larger datasets while being optimized for random access to volume data, which is more efficient for rendering.
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Bounds Slack
Additional space to put around the bounds of any volumetric data. This is usually required when the volume shader adds positional noise to give the volume more apparent resolution; the positional displacement is not taken into account by the volume plugin, so this is how you indicate the distance you intend to move the volume data around in the shader.
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Compress
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Set the transform (which can be interactively modified in the viewer with manipulators) for the volume.