Terragen
Terragen : http://www.planetside.co.uk/terragen/
Creating a 2D skybox with Terragen : http://developer.valvesoftware.com/wiki/Creating_a_2D_skybox_with_Terragen
便利。
Terragen : http://www.planetside.co.uk/terragen/
Creating a 2D skybox with Terragen : http://developer.valvesoftware.com/wiki/Creating_a_2D_skybox_with_Terragen
便利。