From 086c3dee3cd8e5ed87000baff8aee2c29cbf44a5 Mon Sep 17 00:00:00 2001
From: halx99 <halx99@live.com>
Date: Mon, 31 Aug 2020 16:16:13 +0800
Subject: [PATCH] Add comment for etc1/etc2 compression tools [skip
 appveyor][skip travis]

---
 cocos/base/etc2.h | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/cocos/base/etc2.h b/cocos/base/etc2.h
index e5af9cf421..55bad21901 100644
--- a/cocos/base/etc2.h
+++ b/cocos/base/etc2.h
@@ -25,6 +25,11 @@
  THE SOFTWARE.
  ****************************************************************************/
 
+/* The etc1/etc2 compression tools
+* https://developer.arm.com/tools-and-software/graphics-and-gaming/mali-texture-compression-tool
+* https://github.com/google/etc2comp
+*/
+
 #ifndef __etc2_h__
 #define __etc2_h__
 /// @cond DO_NOT_SHOW