Transparent PNG image is not working in 3D world

i have use ofEnableAlphaBlending();
This is the PNG image~

Hi, it has to do with having depthtest enabled.
here’s a thorough explanation and solution.!Advanced-OpenGL/Blending
here’s some other useful info


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Thanks roy:) . Helps a lot.This is working~~

 glAlphaFunc(GL_GREATER, 0.5);
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THANK YOU for posting this. Solved my issue.