Parenting the Armature and Mesh using the Automatic Weights tool
In this recipe, we are going to see one of the more commonly used parenting options: the handy Automatic Weights tool.
Getting ready
Start Blender and open the Gidiosaurus_rig_from_scratch_02.blend
file.
Select the Armature item in the Outliner and press Ctrl + Tab to go out of Pose Mode and enter Object Mode.
Go to the Armature window under the Properties sidepanel to switch the Display mode from Wire to Octahedral and deselect the Shapes item.
Enable the third Armature layer by clicking on the 3rd button under the Skeleton subpanel.
Disable the 13th scene layer to hide the Armor.
Go in to Edit Mode and Shift multi-select the MAIN bone, the pole bones and the ctrl bones; in short, all the bones that don't have to deform anything, but are used to control the rig. Press Shift + W and in the Toggle Bone Options pop-up panel, select the Deform item to disable it for all of them at once: