更新README(update README)

Author: kenneycode

README.md

@@ -53,7 +53,7 @@ Now, this project contains the following samples.
 
   a sample of using fence to synchronize the GL commands.
 
-  https://juejin.im/post/5d18c6685188253c271789f5
+  https://juejin.im/post/5d33ed275188257f3850d5fb
 
 
 
@@ -93,3 +93,13 @@ Now, this project contains the following samples.
 
   <https://juejin.im/post/5cfe6accf265da1bc94ee33b>
 
+  
+
+- **SampleColorBlend**
+
+  颜色混合例子
+
+  This sample demonstrates color blend
+
+  https://juejin.im/post/5d33ee065188257bd829be0c
+