133 lines
4 KiB
C#
133 lines
4 KiB
C#
using UnityEngine;
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using System.Collections;
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using System.IO;
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using System;
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using com.rfilkov.kinect;
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namespace com.rfilkov.components
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{
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/// <summary>
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/// PhotoShooter provides public functions to take pictures of the currently rendered scene.
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/// </summary>
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public class PhotoShooter : MonoBehaviour
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{
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[Tooltip("Camera used to render the scene. If not set, the main camera will be used.")]
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public Camera foregroundCamera;
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[Tooltip("Array of sprite transforms that will be used for displaying the countdown until image shot.")]
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public Transform[] countdown;
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[Tooltip("UI-Text used to display information messages.")]
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public UnityEngine.UI.Text infoText;
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/// <summary>
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/// Counts down (from 3 for instance), then takes a picture and opens it
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/// </summary>
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public void CountdownAndMakePhoto()
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{
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StartCoroutine(CoCountdownAndMakePhoto());
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}
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// counts down (from 3 for instance), then makes a photo and opens it
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private IEnumerator CoCountdownAndMakePhoto()
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{
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if (countdown != null && countdown.Length > 0)
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{
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for (int i = 0; i < countdown.Length; i++)
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{
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if (countdown[i])
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countdown[i].gameObject.SetActive(true);
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yield return new WaitForSeconds(1f);
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if (countdown[i])
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countdown[i].gameObject.SetActive(false);
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}
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}
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MakePhoto();
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yield return null;
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}
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/// <summary>
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/// Saves the screen image as png picture, and then opens the saved file.
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/// </summary>
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public void MakePhoto()
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{
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MakePhoto(true);
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}
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/// <summary>
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/// Saves the screen image as png picture, and optionally opens the saved file.
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/// </summary>
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/// <returns>The file name.</returns>
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/// <param name="openIt">If set to <c>true</c> opens the saved file.</param>
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public string MakePhoto(bool openIt)
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{
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int resWidth = Screen.width;
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int resHeight = Screen.height;
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Texture2D screenShot = new Texture2D(resWidth, resHeight, TextureFormat.RGB24, false); //Create new texture
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RenderTexture rt = new RenderTexture(resWidth, resHeight, 24);
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// hide the info-text, if any
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if (infoText)
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{
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infoText.text = string.Empty;
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}
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if(!foregroundCamera)
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{
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foregroundCamera = Camera.main;
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}
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// render the camera
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if (foregroundCamera && foregroundCamera.enabled)
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{
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foregroundCamera.targetTexture = rt;
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foregroundCamera.Render();
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foregroundCamera.targetTexture = null;
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}
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// get the screenshot
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RenderTexture prevActiveTex = RenderTexture.active;
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RenderTexture.active = rt;
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screenShot.ReadPixels(new Rect(0, 0, resWidth, resHeight), 0, 0);
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// clean-up
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RenderTexture.active = prevActiveTex;
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Destroy(rt);
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byte[] btScreenShot = screenShot.EncodeToJPG();
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Destroy(screenShot);
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// save the screenshot as jpeg file
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string sDirName = Application.persistentDataPath + "/Screenshots";
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if (!Directory.Exists(sDirName))
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Directory.CreateDirectory(sDirName);
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string sFileName = sDirName + "/" + string.Format("{0:F0}", Time.realtimeSinceStartup * 10f) + ".jpg";
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File.WriteAllBytes(sFileName, btScreenShot);
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Debug.Log("Photo saved to: " + sFileName);
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if (infoText)
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{
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infoText.text = "Saved to: " + sFileName;
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}
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// open file
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if (openIt)
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{
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System.Diagnostics.Process.Start(sFileName);
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}
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return sFileName;
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}
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}
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}
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