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this Script for Measuring the Distance between 2 points (Similar to 3ds Max Measure Distance Tool), But with Projection Distance on X,Y and Z Axis - to exit Script window press Escape . How to Install: Drop it to any 3dsmax viewport or from Scripting menu / run Script you will find it in _My Scripts_ Category. How it Works: this is MacroScript so you need to make shortcut or quad menu or toolbar button to it better to make shortcut to it something like (Alt+M) Execute the macro and pick 2 points .
Control Vray's global Focal Distance parameter with a helper node that can be freely re-positioned and animated. Animate the helper node to easily perform rack focus pulls or maintain focus on a given object while the shot camera moves elsewhere.
