Texture2D.Encode

https://docs.unity3d.com/kr/current/ScriptReference/Texture2D.html


Texture2D.EncodeToPNG >> byte[]

Texture2D img = new Texture2D(8, 8);
for(int y=0; y<8; ++y)
{
for(int x=0; x<8; ++x)
{
img.SetPixel(x, y, Color.black);
}
}
img.Apply();
byte[] by = img.EncodeToPNG();


System.IO.FileStream _fs = new System.IO.FileStream("Img.png", System.IO.FileMode.Create, System.IO.FileAccess.Write);
  System.IO.BinaryWriter _bw = new System.IO.BinaryWriter(_fs);

_bw.Write(by);

_bw.Close();
_fs.Close();

해당 텍스쳐는 import 설정에서 Is Readable가 설정되어 있어야 합니다.

// Create a new texture and assign it to the renderer's material
using UnityEngine;
using System.Collections;

public class ExampleClass : MonoBehaviour {
   

void Start() {
      

  Texture2D texture = new Texture2D(128, 128);
        GetComponent<Renderer>().material.mainTexture = texture;

        for (int y = 0; y < texture.height; y++) {
            for (int x = 0; x < texture.width; x++) {
                Color color = ((x & y) != 0 ? Color.white : Color.gray);
                texture.SetPixel(x, y, color);
            }
        }
        texture.Apply();
    }
}