Version: 2018.2 (switch to 2018.3b or 2017.4)
Tilemap Palette
Hexagonal Tilemaps
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Painting Tilemaps

To paint on a Tilemap it must be the selected Active Tilemap in the Tile Palette. Tilemaps in the SceneA Scene contains the environments and menus of your game. Think of each unique Scene file as a unique level. In each Scene, you place your environments, obstacles, and decorations, essentially designing and building your game in pieces. More info
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are automatically added to the list.

The Tile painting tools are found on the Tilemap Palette

Click on the Paint Tool icon, select a Tile from the Tilemap Palette and Left-click on the Tilemap in the Scene ViewAn interactive view into the world you are creating. You use the Scene View to select and position scenery, characters, cameras, lights, and all other types of Game Object. More info
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to start laying out Tiles.

The Paint Tool
The Paint Tool

A selection of Tiles can be painted with the Paint Tool. Left-click and drag in the Tilemap Palette to make a selection.

Holding Shift while using the Paint Tool toggles the Erase Tool.

The Rectangle Tool draws a rectangular shape on the Tilemap and fills it with the selected tiles.

The Rectangle Tool
The Rectangle Tool

The Picker Tool is used to pick Tiles from the Tilemap to paint with. Left-click and drag to select multiple Tiles. Hold the Ctrl key (or Cmd on macOS) while in Paint Tool mode to toggle the Picker Tool.

The Picker Tool
The Picker Tool

The Fill Tool is used to fill an area of Tiles with the selected Tile.

The Fill Tool
The Fill Tool

The Select Tool is used to select an area of Tiles to be inspected.

The Select Tool
The Select Tool

The Move Tool is used to move a selected area of tiles to another position. Click and drag the selected area to move the Tiles.

The Move Tool
The Move Tool

Tilemap Focus mode

If you have many Tilemap layers but would like to work solely on a specific layer to work on, you can focus on that particular layer and block out all other GameObjectThe fundamental object in Unity scenes, which can represent characters, props, scenery, cameras, waypoints, and more. A GameObject’s functionality is defined by the Components attached to it. More info
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from view.

Select the target Tilemap GameObject from the Active Target dropdown in the Palette window or from the Hierarchy window. In the bottom right corner of the SceneView, there is a Tilemap overlay window.

Change the Focus On target in the dropdown:

  • None - No GameObject is focused.
  • TilemapA GameObject that allows you to quickly create 2D levels using tiles and a grid overlay. More info
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    - The target Tilemap GameObject is focused. All other GameObjects are faded away. This is good if you want to focus on a single Tilemap layer.
  • Grid - The parent Grid GameObject with all its children is focused. All other GameObjects are faded away. This is good if you want to focus on the entire Tilemap as a whole.

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Tilemap Palette
Hexagonal Tilemaps