Panorama tools.

CreatePanorama.cs

using UnityEngine;
using System.Collections;

public class CreatePanorama : MonoBehaviour {
	public string captureName;

	private float stepSize = 20;

	// Use this for initialization
	IEnumerator Start () {
		int counter = 0;
		for (float y = -90; y <= 90; y+=stepSize) {
			for (float x = 0; x <= 360; x+=stepSize) {
				transform.localEulerAngles = new Vector3(y, x, 0.0f);
				Application.CaptureScreenshot("screenshots/"+captureName + "/screenshot-" + counter++ + "-" + x + "-" + y + ".png", 1);
				yield return new WaitForSeconds(0.05f);
			}
		}
	}
	
	// Update is called once per frame
	void Update () {
		
	}
}

RenderCubemapWizard.cs

using UnityEngine;
using UnityEditor;
using System.Collections;

public class RenderCubemapWizard : ScriptableWizard {
	
	public Transform renderFromPosition;
	public Cubemap cubemap;
	
	void OnWizardUpdate () {
		string helpString = "Select transform to render from and cubemap to render into";
		bool isValid = (renderFromPosition != null) && (cubemap != null);
	}
	
	void OnWizardCreate () {
		// create temporary camera for rendering
		GameObject go = new GameObject( "CubemapCamera");
		go.AddComponent<Camera>();
		// place it on the object
		go.transform.position = renderFromPosition.position;
		go.transform.rotation = Quaternion.identity;
		// render into cubemap		
		go.GetComponent<Camera>().RenderToCubemap( cubemap );
		
		// destroy temporary camera
		DestroyImmediate( go );
	}
	
	[MenuItem("GameObject/Render into Cubemap")]
	static void RenderCubemap () {
		ScriptableWizard.DisplayWizard<RenderCubemapWizard>(
			"Render cubemap", "Render!");
	}
}

SaveCubemapToPngWizard.js

import System;

import System.IO;

class SaveCubemapToPngWizard extends ScriptableWizard {
	
	var cubemap : Cubemap;
	
	function OnWizardUpdate () {
		helpString = "Select cubemap to save to individual png";
		isValid = (cubemap != null);
	}
	
	function OnWizardCreate ()
	{
		var width = cubemap.width;
		var height = cubemap.height;
		
		Debug.Log(Application.dataPath + "/" +cubemap.name +"_PositiveX.png");
		var tex = new Texture2D (width, height, TextureFormat.RGB24, false);
		// Read screen contents into the texture        
		tex.SetPixels(cubemap.GetPixels(CubemapFace.PositiveX));        
		// Encode texture into PNG
		var bytes = tex.EncodeToPNG();      
		File.WriteAllBytes(Application.dataPath + "/"  + cubemap.name +"_PositiveX.png", bytes);       
		
		tex.SetPixels(cubemap.GetPixels(CubemapFace.NegativeX));
		bytes = tex.EncodeToPNG();     
		File.WriteAllBytes(Application.dataPath + "/"  + cubemap.name +"_NegativeX.png", bytes);       
		
		tex.SetPixels(cubemap.GetPixels(CubemapFace.PositiveY));
		bytes = tex.EncodeToPNG();     
		File.WriteAllBytes(Application.dataPath + "/"  + cubemap.name +"_PositiveY.png", bytes);       
		
		tex.SetPixels(cubemap.GetPixels(CubemapFace.NegativeY));
		bytes = tex.EncodeToPNG();     
		File.WriteAllBytes(Application.dataPath + "/"  + cubemap.name +"_NegativeY.png", bytes);       
		
		tex.SetPixels(cubemap.GetPixels(CubemapFace.PositiveZ));
		bytes = tex.EncodeToPNG();     
		File.WriteAllBytes(Application.dataPath + "/"  + cubemap.name +"_PositiveZ.png", bytes);       
		
		tex.SetPixels(cubemap.GetPixels(CubemapFace.NegativeZ));
		bytes = tex.EncodeToPNG();     
		File.WriteAllBytes(Application.dataPath + "/"  + cubemap.name +"_NegativeZ.png", bytes);       
		
		
		DestroyImmediate(tex);
	}
	
	@MenuItem("GameObject/Save CubeMap To Png ")
		static function SaveCubemapToPng  ()
	{
		ScriptableWizard.DisplayWizard(
			"Save CubeMap To Png", SaveCubemapToPngWizard , "Save");
	}
}