Use the full material editor to create a complex material with multiple layers.
You can create multiple layers of different types and weights.
Create a layer: Click the plus (+) icon, and then click a type of layer (choose from Basic Layer, Metal Layer, Glass Layer, Thin Glass Layer, or SSS Layer).
Change the type of layer: Click the sphere icon, and then click a type of layer (choose from Basic, Metal, Glass, Thin Glass, or SSS).
Define the weight of the layer: To change the %, drag the colored horizontal bar. Or to select a bitmap, click the checkerboard icon.
Delete a layer: Click the layer, and then click the trash can icon.
Move a layer: Click the layer, and then click the up or down arrow.
The material preview can be maximized by double-clicking on it. More options can be found when right-clicking on the preview:
Load Material: Loads a .mat.thea / .mat.pack Thea Material.
Save Material: Saves the current material to .mat.thea / .mat.pack files
Room Selection: Select between different kind of room previews (e.g. cloth, direct, floor, etc)
Material formats explanation
.mat.thea: This material file format contains the definition of the Thea Material but not the textures used. .mat.pack: Same as the .mat.thea format but packs all the textures in it.
Tip: Use drag and drop between channels with the left mouse button to copy a bitmap, color or procedural.
Below the Layers section, you can find the parameters of the currently selected layer.
Display advanced parameters: To display advanced parameters (Translucency, Micro Roughness, etc.), click the hamburger menu icon.
Tip: Holding down the Control key in the keyboard allows you to select multiple options.