To access the TerrainThe landscape in your scene. A Terrain GameObject adds a large flat plane to your scene and you can use the Terrain’s Inspector window to create a detailed landscape. More info See in Glossary tools, click on a Terrain object in the Hierarchy window and open an InspectorA Unity window that displays information about the currently selected GameObject, Asset or Project Settings, allowing you to inspect and edit the values. More info See in Glossary window. In the Inspector, click the Paint Terrain (paintbrush) icon to reveal the list of Terrain tools.
The Terrain component provides six distinct tools:
Create Neighbor Terrains: add neighboring tiles adjacent to an existing Terrain tile.
Raise or Lower Terrain: paint the heightmapA greyscale Texture that stores height data for an object. Each pixel stores the height difference perpendicular to the face that pixel represents. See in Glossary with a paintbrush tool.
Paint Texture: apply surface textures.
Set Height: adjust the heightmap toward a specific value.
Smooth Height: smooth the heightmap to soften Terrain features.
Stamp Terrain: stamp a brush shape on top of the current heightmap.