Portal is a first-person puzzle game. Players must solve physical challenges by opening portals to maneuver objects, and themselves, through the enigmatic Aperture Science Laboratories.

Post tutorial Report content RSS feed How to make a switch

How to make a switch in Source SDK. Copied and pasted from Valve Develper Community: Creating a switch.

Posted by on - Basic Level Design/Theory

. Using the Entity Tool, place a prop_dynamic where you would like the switch model. Set the properties to the following: Property Name Value World Model models/props/switch001.mdl Name switch_model

How to align the func_button.

2. Create a 16x16x16 block brush covering the button on the model textured with tools/toolsinvisible. Tie it to a func_button. Under Flags, check Don't move and change the Delay before Reset to however long you want to prevent the player from activating it again.

Note:For doors, make sure you give it enough time for the door to open, stay open and close.

3. Create 3 ambient_generic entities near the switch. Give them the following properties: Property Name Value Name switch_sound_up Sound Name Portal.button_up SourceEntityName switch_model Property Name Value Name switch_sound_down Sound Name Portal.button_down SourceEntityName switch_model Property Name Value Name switch_sound_tick Sound Name Portal.room1_TickTock SourceEntityName switch_model For the switch_sound_tick entity, un-check Starts Silent under Flags. 4. Next create a logic_timer somewhere near the switch. Give it the following properties: Property Name Value Name switch_sound_tickloop Starts Disabled Yes Refire Interval 1 And the following Output: My Output Target Entity Target Input Parameter Delay Only Once Image:Io11.png OnTimer switch_sound_tick PlaySound 0.00 No

In-game

5. Select the func_button and add the following outputs:
My Output Target Entity Target Input Parameter Delay Only Once Image:Io11.png OnOut switch_model SetAnimation up 0.00 No Image:Io11.png OnOut switch_sound_tickloop Disable 0.00 No Image:Io11.png OnOut switch_sound_up PlaySound 0.00 No Image:Io11.png OnPressed switch_model SetAnimation down 0.00 No Image:Io11.png OnPressed switch_sound_tickloop Enable 0.00 No Image:Io11.png OnPressed switch_sound_down PlaySound 0.00 No

Comments
SteveZombie
SteveZombie

Great tutorial.

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