Dealing with a dense scenes, part 3: ID mask

- [Instructor] We're going to continue … our journey down managing dense data, … and in this week we're going to focus … on what happens when you render an image. … Now it's really easy to manage data … as you've seen with layers and groups … before you render, but after you render, … you're kind of out of luck, right? … Well no, actually Blender has a lot … of nifty little options that I'm going to show you … on how to manage all of your complex data inside of Blender. … Now let's simplify our lives here, … we're just going to take this cube and move it over here, … and I'm going to open this up here, … I'm going to switch to cycles, and then … I'm going to come over here, material. … Let's just go ahead and use nodes, … and it doesn't really matter what color, … I'm just going to pick a color. … Now with this cube selected, I'm going to … shift d a couple of times, then I'm … going to shift d and come over here, … shift d a few more times, and then finally, … I will add a token monkey, alright. …