Brush Shaders

Brush Shaders are shaders that allow you to easily to add or remove voxels from your geometry by selecting the area in which you want the shaders to take effect.

• How to use a Brush Shader
• Restricting voxels (painting existing voxels)
• List of shaders
  • Brush Shaders
  • Primitive Brush Shaders

How to use a Brush Shader

1. Select Box Mode [B]
2. Select
   • Attach: shader will only add new voxels
   • Erase: shader will only erase existing voxels
   • Paint: shader will only change existing voxels, but voxels will not be added or erased
   • Marquee Select: shader will create a selection of the existing voxels
3. Under Box, press the Voxel Shader option and Gizmo
4. Select the shader in the Shader List

Relevant buttons in the editor UI.

Example of the box gizmo and the brick brush shader.

Restricting voxels (painting existing voxels)

By default, Brush Shaders are used with the Box Mode, however, the Paint mode can also be used to replace voxels with the chosen color.

1. Right-click your chosen color and select Voxel select by color
2. Select Box Mode [B]
3. Select Paint
4. Under Box, press the Voxel Shader option and Gizmo
5. Select the shader in the Shader List
6. Draw a box over the volume; only the selected voxels will be updated.

List of shaders

Brush Shaders

	Brick Brushes	Generates alternating rows of bricks or tiles
	Grass Brushes	Generates generates randomly protruding lines of voxels with a constant distribution
	Grid Brush	Generates a grid pattern with variable thickness and spacing
	Tiles Brush	Generates a tile pattern
	Puzzle Tile Brush	Generates a puzzle tile pattern
	Uneven Tile Brush	Generates an uneven tile pattern
	Diagonal Line Brushes	Generates parallel 45° lines of alternating widths
	Weave Brush	Generates a weave pattern
	Zigzag Brushes	Generates zig-zag patterns

Primitive Brush Shaders

	Prism Brush	Generates prisms, pyramids or tetrahedrons with straight or curved angles
	Cylinder Brush	Generates cylinders and tubes
	Stairs Brushes	Generates a slope of stairs
	Greeble Brushes	Generates greebles