sample demo

panorama viewer

.gitignore

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+/[Ll]ibrary/
+/[Tt]emp/
+/[Oo]bj/
+/[Bb]uild/
+/[Bb]uilds/
+/Assets/AssetStoreTools*
+
+# Autogenerated VS/MD/Consulo solution and project files
+ExportedObj/
+.consulo/
+*.csproj
+*.unityproj
+*.sln
+*.suo
+*.tmp
+*.user
+*.userprefs
+*.pidb
+*.booproj
+*.svd
+
+
+# Unity3D generated meta files
+*.pidb.meta
+
+# Unity3D Generated File On Crash Reports
+sysinfo.txt
+
+# Builds
+*.apk
+*.unitypackage

Assets/InsideVisible.shader

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+// Based on Unlit shader, but culls the front faces instead of the back
+
+Shader "InsideVisible" {
+Properties {
+	_MainTex ("Base (RGB)", 2D) = "white" {}
+}
+
+SubShader {
+	Tags { "RenderType"="Opaque" }
+	Cull front    // ADDED BY BERNIE, TO FLIP THE SURFACES
+	LOD 100
+
+	Pass {  
+		CGPROGRAM
+			#pragma vertex vert
+			#pragma fragment frag
+
+			#include "UnityCG.cginc"
+
+			struct appdata_t {
+				float4 vertex : POSITION;
+				float2 texcoord : TEXCOORD0;
+			};
+
+			struct v2f {
+				float4 vertex : SV_POSITION;
+				half2 texcoord : TEXCOORD0;
+			};
+
+			sampler2D _MainTex;
+			float4 _MainTex_ST;
+
+			v2f vert (appdata_t v)
+			{
+				v2f o;
+				o.vertex = mul(UNITY_MATRIX_MVP, v.vertex);
+				// ADDED BY BERNIE:
+				v.texcoord.x = 1 - v.texcoord.x;				
+				o.texcoord = TRANSFORM_TEX(v.texcoord, _MainTex);
+				return o;
+			}
+
+			fixed4 frag (v2f i) : SV_Target
+			{
+				fixed4 col = tex2D(_MainTex, i.texcoord);
+				return col;
+			}
+		ENDCG
+	}
+}
+
+}

Assets/PanoramaCameraController.cs

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+using UnityEngine;
+using System.Collections;
+
+public class PanoramaCameraController : MonoBehaviour
+{
+    private Camera mCamera;
+
+    //方向灵敏度  
+    private float mTouchSensitivity = 0.3f;
+    private float mMouseSensitivity = 5F;
+
+    //上下最大视角(Y视角)  
+    private float minimumY = -60F;
+    private float maximumY = 60F;
+
+    private float rotationY = 0F;
+
+    // Use this for initialization
+    void Start ()
+    {
+        mCamera = this.GetComponent<Camera>();
+
+        if (mCamera == null)
+        {
+            mCamera = Camera.main;
+        }
+
+        rotationY = -mCamera.transform.localEulerAngles.x;
+    }
+
+	// Update is called once per frame
+	void Update () {
+        if(Application.platform == RuntimePlatform.Android)
+        {
+            TouchControl();
+        }
+        else
+        {
+            MouseControl();
+        }
+    }
+
+    void MouseControl()
+    {
+        //鼠标右键
+        if (Input.GetMouseButton(0))
+        {
+            //根据鼠标移动的快慢(增量), 获得相机左右旋转的角度(处理X)  
+            float rotationX = mCamera.transform.localEulerAngles.y - Input.GetAxis("Mouse X") * mMouseSensitivity;
+
+            //根据鼠标移动的快慢(增量), 获得相机上下旋转的角度(处理Y)  
+            rotationY -= Input.GetAxis("Mouse Y") * mMouseSensitivity;
+            //角度限制. rotationY小于min,返回min. 大于max,返回max. 否则返回value   
+            rotationY = Mathf.Clamp(rotationY, minimumY, maximumY);
+
+            //总体设置一下相机角度  
+            mCamera.transform.localEulerAngles = new Vector3(-rotationY, rotationX, 0); 
+        }
+    }
+
+    void TouchControl()
+    {
+        if (Input.touchCount == 1)//一个手指触摸屏幕
+        {
+            if (Input.touches[0].phase == TouchPhase.Moved)//手指移动
+            {
+                float rotationX = mCamera.transform.localEulerAngles.y - Input.touches[0].deltaPosition.x * mTouchSensitivity;
+
+                rotationY -= Input.touches[0].deltaPosition.y * mTouchSensitivity; 
+                rotationY = Mathf.Clamp(rotationY, minimumY, maximumY);
+
+                mCamera.transform.localEulerAngles = new Vector3(-rotationY, rotationX, 0); 
+            }
+        }
+    }
+}

ProjectSettings/ProjectVersion.txt

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+m_EditorVersion: 5.4.0f3
+m_StandardAssetsVersion: 0