Renderman 22 pxrSurface shader - in depth

Renderman 22 pxrSurface shader In this in depth renderman 22 tutorial we look at the powerful pxrSurface shader shipped with Renderman 22. I break down each section of the shader. I explore diffuse shading specular and goes in depth in at all aspects of the shader. If you are new to Renderman 22 this is the video to watch. In upcoming episodes I will use what we learned in this tutorial.  The tutorial quite long so grab a coffee and I post section timestamps in the comment section so you can more easily f