This introduces the method of Volume Rendering using obsolete API of OpenGL. But now, I want to complete the Volume Rendering using GLSL and I have finished some parts of it. My question is how to do the blending. In the above link, blending is completed by the following codes: introduces the method of Volume Rendering
阅读背景：
如何使用GLSL在体积渲染中进行混合？
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