Getting Started
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Intro
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Set Driven Key - Shapekey Driver Builder Provide an Easy to Use Interface to Setup Drivers for Shapekeys



Demo - Bicep Muscle Corrective Shapekey
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We will be using a Human Model Demonstration

The Clip Below is the Demo that we will be making

.. video:: /static/CorrectiveDemoClip.webm
    :width: 800
    :autoplay:
    :loop:
    :nocontrols:
    :muted:


You can apply this addon and the technique for other use case, such as facial expression, muscle flexing and many other uses



Step 0: Prepare Your Rig
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You will need a Mesh Object and a Armature and Bind the Mesh Object to the Armature

.. image:: /static/PrepareModel.webp


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Step 1: Prepare Shapekey Loader
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Prepare the Shapekey Loader by Adding a Basis Shapekey and Load your Mesh Object into Shapekey Loader

.. image:: /static/PrepareShapekeyLoader.webp


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Step 2: Load Your Controller Bone and Pose Your Arm
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- First, You need to Select the Bone you want to use as Controller to your Shapekey
- Click Load Driver


.. image:: /static/LoadDriver.webp


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Step 3: Add New Shapekey & Load Shapekey
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- Add A New Shapekey


.. image:: /static/CreateNewShapekey.webp

- Set Shapekey Value to 1.0

- Rename Your Shapekey and Load to Driver

.. image:: /static/LoadShapekey.webp

- Choose the Channel and Axis for Controlling the Shapekey

.. image:: /static/ChooseChannel.webp

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Step 4: Shape your Model Shapekey
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- You can now Shape your Model on this Pose either in Sculpt Mode or Edit Mode

- You can Turn on "On Cage" and "Edit Mode" in Armature Modifier to see the Model Deformed by the Posed Armature

.. image:: /static/ShapeYourShapekey.webp


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Step 5: Key Your Driver
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- Click Key Driver to Create a Keyframe In Your Driver

.. image:: /static/KeyDriver.webp

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Step 6: Key Your Next Pose
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- You can Now Go to Your Next Pose / Rest Pose (Alt R) and Set Your Shapekey to 0.0 and Click Key Shapekey Driver to Create a Second Key

.. image:: /static/SecondKey.webp

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Step 7: Enable Driver
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- You can Now Enable Driver and See the Effect of the Corrective Shapekey

.. video:: /static/CorrectiveDemoClip.webm
    :width: 800
    :autoplay:
    :loop:
    :nocontrols:
    :muted: