
Move the mouse to the far left edge of the screen to open the puzzle item palette. Press and drag the background to rotate your camera view.
Drag the boundary edge of a selection to move the highlighted surfaces. Right click selections to change surface portalability. Click and drag across several surfaces to block-select. Click a chamber surface tile to select it. space+ – Pushes/pulls surface if selected.
alt+ – Places an item on the surface opposite to the one facing the camera. c+ – Duplicates an item (does not duplicate any connections). ⇧ Shift+ – Allows for batch selection of surfaces. Delete/ ← Backspace – Delete selection. – Click: Controls camera rotation Scroll: Controls camera zoom (follows cursor). – On background: Pans camera view On chamber: Context menu. Selecting and dragging the lower-right corner controls the camera rotation. Selecting and dragging the right edge controls the camera zoom. Selecting and dragging the upper-right corner pans the camera view. The top edge of the screen features four buttons: “Build and play puzzle”, “Undo”, “Redo”, and “Switch to game view”.
Hovering the mouse over the left screen edge displays the item list.
The Puzzle Creator features a stylised representation of the test chamber being worked on featuring a simplified, bright, and flat color palette, and models and textures lack the level of detail that they would have in-game. The “Puzzle Creator” does not appear to have a single official name Valve published a blog post on the Octoreferring to the editor as the “Puzzle Creator”, later referred to it on the blog post of Apas “Puzzle Maker” and simply calling it “Editor” in-game. It has a plan there too, it comes in the form of a simplified level editor a Photoshop for test chambers”. The editor was first mentioned within The Final Hours of Portal 2, “ Valve figures out how to make designing Portal 2 maps an easier process. In order to create a Co-operative puzzle, the chamber must be marked as a “Co-operative puzzle” in the “File” menu of the Puzzle Creator. The Puzzle Creator (also known as Puzzle Maker or Editor) is a part of the Perpetual Testing Initiative in Portal 2, a DLC released on May 8th, 2012 allowing the creation of single-player and Co-op test chambers within a simple in-game editor.