In this screencast (OpenGL video tutorial), I explain how to use blending in your OpenGL program.

OpenGL functions used in this screencast:
glBlendFunc(), glDepthMask()

OpenGL parameters used in this screencast:
GL_TRUE, GL_FALSE, GL_BLEND, GL_ZERO, GL_ONE, GL_DST_COLOR, GL_SRC_COLOR, GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_COLOR, GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA_SATURATE

The code is available to download on Github

Download the screencast (HD), 67.9 MB .mov

Watch the Screencast

YouTube

Code (this is not all of the code- please see the github link above for all of it)

Questions? E-mail me: this domain AT gmail DOT com