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Miscellanea
Grid size
When you start RealFlow you can see a square consisting of 100 x 100 subsidiary squares. The number of these squares can be adjusted with this setting. The viewport grid is very important in terms of estimating relations and gives you a very good impression about the real dimension of your objects and scene elements.
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Here you can tell RealFlow how many light sources are used for shading. This is only important for flat shading and smooth shading. Two lights need more CPU time and can slow down simulation or update time for displaying all elements, but are more appealing.
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Object back face culling
In various cases it is required to select an object’s faces and with this option enabled only the polygons, visible to the user, can be selected. Hidden faces will not be considered. This option also works with vertex selections.
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