- Load your data as you already are.
- Select the
Calculatorfilter- It’s conveniently located on the third toolbar all the way to the left.
- In the properties panel, change the
Result Array Namefrom “Result” to something meaningful (such as SuperficialV). (optional) - Set an expression (in the text box right underneath the
Result Array Name) to the math expression you want. For example, if your specific velocity is in a variable namedSpecificVand the constant radius is 6, you might set the expression to beSpecificV / 6.- You can use the buttoms and scalar/vector combo boxes right below to help you build the expression.
- Hit
Apply.
If you need more information, the calculator filter is featured in many ParaView tutorials.