cocos2d-x 3.0 BlendFunc {GL_ONE,GLONE} is weird

cocos2d-x Lua
1

setBlendFunc(gl.ONE, gl.ONE)

2

whats weird?

3

This method used in Lua was different from used in C++.These two params are transformed into BlendFunc Struct in binding codes.

4

it’s seems that alpha does not have the correct ADDITIVE

5

i use this

local sp = cc.Sprite:create(“shizixiaochu.png”)
sp:setColor(ccc3(255,157,160))
sp:setBlendFunc(gl.ONE, gl.ONE)
sp:setPosition(400,400)
sceneGame:addChild(sp)

but the result is wird