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The Picker tool allows you to pick an underlying color or an underlying item. By default, Left Button retrieve underlying color while Middle Button picks the material.

It is possible to control picking behavior using the Tool Options widget or by double-clicking on the tool icon in the toolbar.

Option Description
Left Pick Define what's picked on Left Button
Middle Pick Define what's picked on Middle Button
Opacity Threshold Set the opacity threshold under which the picked item is considered as invisible and therefore not selectable. For more information please refer to Picking Transparent Items.

Left Pick/Middle Pick Modes#

Mode Description
Color Picks underlying rendered color (the selected color can be seen in the Tools widget)
Layer Selects underlying Layer
Scene Object Selects underlying Scene Object
Material Selects underlying Material
Displacement Selects underlying Displacement
Clip Map Selects underlying Clip Map