OpenGL Color Blending e How to set up color blending in opengl Firstly to activate this feature glEnable GL BLEND glDisable(GL BleND) Then use the function glBlendFuncfActor, d Factor) Factor(default: GL_oNE) [default: replacing d Factor(default: GL_ ZERO) GL_ZER-(0.0,0.0,0.0,0.0, GL ONE--(1.0,1.0,1.0,1.0 How to set up color blending in OpenGL  Firstly, to activate this feature glEnable (GL_BLEND); glDisable (GL_BLEND);  Then, use the function glBlendFunc (sFactor,dFactor); sFactor (default:GL_ONE) [default:“replacing”] dFactor (default: GL_ZERO): GL_ZERO -- (0.0, 0.0, 0.0,0.0), GL_ONE -- (1.0, 1.0, 1.0,1.0) OpenGL Color Blending 17