Terrain Editor

Runtime Studio Terrain Getting Started

This guide shows the fastest way to get the Terrain plugin working.

1. Install the Terrain plugin

Import both:

• Runtime Studio

• Runtime Studio Terrain Editor

The Terrain Editor requires the Runtime Studio base package.

2. Add Runtime Studio to a scene

1. Add RuntimeStudioEditor to a GameObject in your scene.

2. Assign a RuntimeStudioSettings asset.

3. Open the Runtime Studio Settings window and make sure the Terrain plugin is enabled.

3. Configure Terrain settings

Open:

Tools > Fullscreen > Runtime Studio > Settings

Select the Terrain plugin from the sidebar.

Configure the assets you want available at runtime.

Terrain Material

The material assigned to newly created runtime terrains.

Default Terrain Layer

The terrain layer automatically applied to new terrains.

Setting this allows new terrains to be painted immediately.

Terrain Layers

The terrain textures that players can paint.

Grass Details

Grass and detail textures available for painting.

Detail Meshes

Mesh-based terrain details available for painting.

Tree Prefabs

Tree prefabs available in the Trees tool.

Brush Textures

Optional brush masks used by terrain brushes.

You can drag individual assets, multiple assets, or entire folders into these lists.

4. Enter Play Mode

Terrain editing only happens while the game is running.

Press Play, then open Runtime Studio.

5. Open Terrain Mode

Click the Terrain button in the Runtime Studio toolbar.

When Terrain Mode opens:

• the Terrain panel appears

• the Inspector panel is hidden

• transform tools are disabled

• brush settings return to their default values

6. Create a terrain

There are two ways to create a terrain.

Terrain panel

If no editable terrain exists, click Create Terrain.

Hierarchy

Right-click inside the Runtime Studio Hierarchy and select:

3D Object > Terrain

Choose:

• name

• width

• height

• length

• heightmap resolution

• alphamap resolution

• detail resolution

7. Select a tool

The Terrain Editor includes the following tools:

• Raise

• Flatten

• Smooth

• Texture

• Details

• Trees

• Erase

• Cut Trees

• Cut Holes

• Fill Holes

Each tool has its own settings depending on the selected mode.

8. Adjust the brush

Most tools support the same brush settings:

• Radius

• Strength

• Falloff

• Brush Texture

Experiment with different brush sizes and strengths to achieve smoother results.

9. Paint textures

To paint textures:

1. Add Terrain Layers in the Terrain settings.

2. Open the Textures tool.

3. Select a terrain layer.

4. Paint directly onto the terrain.

10. Paint grass and details

To paint grass or detail meshes:

1. Add Grass Details or Detail Meshes in the Terrain settings.

2. Open the Details tool.

3. Select the detail to paint.

4. Adjust the density.

5. Paint onto the terrain.

Detail meshes use GPU instancing by default where supported.

11. Paint trees

To paint trees:

1. Add Tree Prefabs in the Terrain settings.

2. Open the Trees tool.

3. Select a tree.

4. Adjust the density and random scale.

5. Paint onto the terrain.

12. Create neighbouring terrains

Open the Neighbours section while a terrain is selected.

You can create new terrain tiles to the:

• North

• South

• East

• West

Neighbour terrains connect automatically, making it easy to build larger worlds.

13. Edit multiple terrains

Select multiple terrains in the Hierarchy to add:

• Terrain Layers

• Grass Details

• Detail Meshes

• Tree Prefabs

to all selected terrains at the same time.

14. Save your terrain

Terrain data is fully integrated with Runtime Studio.

Terrain edits are automatically included when using:

• Save

• Load

• Export

• Import

• Undo

• Redo

No additional setup is required.