![Getting Started with VNS 3: Fields & Forest](https://3dnature.com/wp-content/uploads/2020/12/305-00001.jpg)
Part 5C. Ground Bump Mapping
1. Let’s add a little bump mapping to the Steep Material to give it just a hint of horizontal jointing in the rock. It’s easy to overdo bump, so be subtle. Activate the Steep Material pin in the Material Gradient.
![](https://3dnature.com/wp-content/uploads/2020/12/305c-00101.jpg)
2. Select the Bump Map Texture Operations button and Create Texture.
![](https://3dnature.com/wp-content/uploads/2020/12/305c-00201.jpg)
3. The Texture Editor thumbnail shows a 3-meter-wide preview of the Fractal Noise Element.
![](https://3dnature.com/wp-content/uploads/2020/12/305c-00301.jpg)
4. Increase the Previews Size to 10 meters and change View From to Cube.
![](https://3dnature.com/wp-content/uploads/2020/12/305c-00401.jpg)
5. Change the Selected Element to MultiFractal.
![](https://3dnature.com/wp-content/uploads/2020/12/305c-00501.jpg)
6. Increase the Size X and Y to 5000 meters and Z to 50 meters. This will create a sheet-like texture. Close the Texture Editor.
![](https://3dnature.com/wp-content/uploads/2020/12/305c-00601.jpg)
7. Increase the Bump Intensity to 50%.
![](https://3dnature.com/wp-content/uploads/2020/12/305c-00701.jpg)
8. Save the project and render a preview.
![](https://3dnature.com/wp-content/uploads/2020/12/305c-00801.jpg)