ScreenShot.cs

Go to the documentation of this file.

// ******  Notice : It doesn't works in Wep Player environment.  ******
// ******    It works in PC environment.                         ******
// Default method have some problem, when you take a Screen shot for your game. 
// So add this script.
// CF Page : http://technology.blurst.com/unity-jpg-encoding-javascript/
// made by Jerry ( sdragoon@nate.com )

using UnityEngine;
using System.Collections;
using System.IO;
using UI;
using System;

public class ScreenShot : MonoBehaviour
{
    public bool open=false;
    public bool sequence=false;
    public string directorypath="";
    public int frameRate= 30;
    public int idseq = 0;
    public int upscaleFactor = 2;
    public Camera mainCam;

    void Start(){
        Time.captureFramerate = frameRate;
        mainCam = Camera.main;
    }

    void Update()
    {
        if (open){
            directorypath = Application.dataPath + "/../Screenshots/" + GUIDisplay.id;

            if(sequence){
                directorypath = Application.dataPath + "/../Screenshots/" + GUIDisplay.id+"-"+idseq.ToString()+"/";
                if(!System.IO.Directory.Exists(directorypath)){
                    // Create the folder
                    System.IO.Directory.CreateDirectory(directorypath);
                }
                Application.CaptureScreenshot(directorypath+GUIDisplay.id+"-"+Time.frameCount.ToString()+".png",1);
            }
            else{

                if(!System.IO.Directory.Exists(directorypath)){
                    // Create the folder
                    System.IO.Directory.CreateDirectory(directorypath);
                }

                directorypath += "/" + DateTime.Now.ToString ("yyyyMMdd-Hmmss");

                if(UIData.backGroundTrans)
                    takeTransparentScreenshot(mainCam.pixelWidth,mainCam.pixelHeight,directorypath+".png",upscaleFactor);
                else
                    Application.CaptureScreenshot(directorypath+".png", upscaleFactor);

                open = false;
            }
        }
    }
    void takeTransparentScreenshot(int width,int height,string path,int upscaleFactor){
        RenderTexture rt = new RenderTexture(width*upscaleFactor, height*upscaleFactor, 32);
        mainCam.targetTexture = rt;


        Color saveCameraColor = mainCam.backgroundColor;
        mainCam.backgroundColor = new Color(saveCameraColor.r,saveCameraColor.g,saveCameraColor.b,0f);

        Texture2D sshot = new Texture2D(width*upscaleFactor, height*upscaleFactor,TextureFormat.ARGB32, false);
        mainCam.Render();
        RenderTexture.active = rt;

        sshot.ReadPixels(new Rect(0, 0, width*upscaleFactor, height*upscaleFactor), 0, 0);
        sshot.Apply();
        byte[] pngShot = sshot.EncodeToPNG();
        Destroy(sshot);
        
        File.WriteAllBytes(path, pngShot);

        mainCam.targetTexture = null;
        RenderTexture.active = null; // JC: added to avoid errors
        Destroy(rt);

        mainCam.backgroundColor = saveCameraColor;

    }





}