ボタンなどの画像サイズを変える

FileIconTest2.cs

using UnityEngine;
using UnityEditor;
using System.Collections;
using System.Collections.Generic;

public class FileIconTest2 : EditorWindow
{

	Vector2 scrollPosition;
	[MenuItem("Window/File Icon2")]
	public static void Init()
	{
		FileIconTest2.GetWindow<FileIconTest2>(false, "FileIcon");
	}

	void OnGUI()
	{
		GUIContent contents = new GUIContent();

		scrollPosition = GUILayout.BeginScrollView(scrollPosition, false, false);

		Texture tTexture = (Texture)AssetDatabase.LoadAssetAtPath("Assets/crystal.gif", typeof(Texture2D));
		contents.image = tTexture;
		contents.text = "button2";


		EditorGUIUtility.SetIconSize(Vector2.one * 30);
		if (GUILayout.Button(tTexture, GUILayout.Width(100), GUILayout.Height(100))) { }

		EditorGUIUtility.SetIconSize(Vector2.one * 50);
		if (GUILayout.Button(tTexture, GUILayout.Width(100), GUILayout.Height(100))) { }

		EditorGUIUtility.SetIconSize(Vector2.one * 100);
		if (GUILayout.Button(tTexture, GUILayout.Width(100), GUILayout.Height(100))) { }


		EditorGUIUtility.SetIconSize(Vector2.zero);

		GUILayout.EndScrollView();
	}
}