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(Details of how to do the portal-bump solution suggested by Lightspeed Lazer) |
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* Carry on to the button room, using the bunny-hop where appropriate (but not for getting upstairs). Stop as soon as you're on the friendly floor. Put the blue portal on the floor beside you, crouch and reach through to get the cube. | * Carry on to the button room, using the bunny-hop where appropriate (but not for getting upstairs). Stop as soon as you're on the friendly floor. Put the blue portal on the floor beside you, crouch and reach through to get the cube. | ||
* Portal across to the far side of the button. It's a short distance, but getting around obstructions can take a lot of steps. Bunny-hop down to the switch room and finish the level. | * Portal across to the far side of the button. It's a short distance, but getting around obstructions can take a lot of steps. Bunny-hop down to the switch room and finish the level. | ||
==== Alternative strategy for the lifts ==== | |||
It's possible to raise only two of the lifts and then do a curved jump from the second platform to the escape corridor. The technique involves simultaneously moving forwards, strafing right and turning right. If executed correctly it will enable you to do a beautiful, hooking turn in mid-air, in open defiance of Newton's Laws. | |||
=== | ==== Alternative strategy using the "portal bump" glitch ==== | ||
* Follow the steps above until you reach the catwalk above the main chamber. However you can do this route and get under 130 steps, so the numbers above aren't really that relevant. | * Follow the steps above until you reach the catwalk above the main chamber. However you can do this route and get under 130 steps, so the numbers above aren't really that relevant. | ||
* Portal bump to the room with the button. | * [https://wiki.sourceruns.org/wiki/Portal_Bumping Portal bump] to the room with the button. Stand right against the glass on your left, shoot your blue portal onto the floor close beside it, then scan your sights around the left edge of the portal until the red portal indicator lights up. You can then fire the red portal and it will appear on the other side of the glass. | ||
* Place the cube in the room with the portal and jump through. | * Place the cube in the room with the portal and jump through. | ||
* Place the cube on the button and bunny hop to the Pedestal Button and press it. | * Place the cube on the button and bunny hop to the Pedestal Button and press it. | ||
* Bunny hop to the cube and bunny hop to the incinerator. | * Bunny hop to the cube and bunny hop to the incinerator. | ||
* Bunny hop (or ABH) to the chamberlock. | * Bunny hop (or [https://wiki.sourceruns.org/wiki/Accelerated_Back_Hopping ABH]) to the chamberlock. | ||
=== Time === | === Time === |
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