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Blender Shaders & Nodes — Quickstart (30 minutes)

If you have 30 minutes, do exactly these three things.

Prerequisite

Comfortable in Blender Object/Edit Mode. If not, do the Blender Quickstart first.

1. Open the Shading workspace (5 min)

  • Open Blender. Click the Shading tab at the top.
  • Layout: 3D viewport on top, Shader Editor on bottom.
  • Default cube has a default material. Click New if it doesn't.
  • You see two nodes: Principled BSDF → Material Output.
  • Set viewport shading to Rendered (top-right of viewport, or Z → Rendered).

2. The "node = function" mental model (15 min)

A shader is a function called per shaded pixel. Each node is a function call; sockets pass values.

  • Shift+A → Texture → Noise Texture. Drag onto canvas.
  • Shift+A → Converter → ColorRamp.
  • Connect: Noise Texture > Fac → ColorRamp > Fac → Principled BSDF > Base Color.
  • Move the ColorRamp's color stops; the cube updates live.

You just built a procedural texture chain. The viewer node hotkey (Ctrl+Shift+click on any node) lets you preview any intermediate value — the most useful debugging tool in node editing. Try it.

3. Make it a reusable group (10 min)

  • Select the Noise + ColorRamp.
  • Press Ctrl+G to group them. The viewport now shows just one node ("Group") plus the Principled BSDF.
  • Press Tab to enter the group. Set up Group Input/Output sockets:
  • Drag from the noise's Scale → Group Input. Now Scale is exposed externally.
  • Drag the ColorRamp output to a Group Output color socket.
  • Tab out. The group node now has a Scale input and a Color output, named.
  • Rename the group to "Procedural Color v1" in the N-panel.

You've made a reusable function. Drop it into any future material.

What's next