1. Create the Door in GMax
Create your door in GMax. It may look something like this:
Enable W3D Collision Settings:
2. Animate the Door
Click the Animate button in the lower-right corner:
Move the frame slider to Frame 100, then move the door into its open position:
Click the Animate button again to stop animating.
You can preview the animation using the Play button:
3. Export the Door
Export your W3D file into your mod folder. The GMax portion is now complete.
4. Create the Door Preset in CommandoEditor
Open CommandoEditor and create a new preset under Tiles:
Give your door a name:
Switch to the Physic Model tab and configure the following options, using your exported W3D file as the model:
If you want the door to open for empty vehicles (e.g., the GDI Weapons Factory), enable: DoorOpensForVehicles
Click OK to save—this is required for the next steps.
5. Configure Trigger Zones
Select your door and click Mod:
A new Zones tab will appear with two trigger zones. Double-click TriggerZone1:
You will see this window:
The green box represents the trigger zone.
Adjust its size and position using Size Zone and Move Zone so the zone sits in front of the door.
Repeat this for TriggerZone2, but position it behind the door.
Once done, click OK.
Your door is now ready for use. Just click on Make and voliá!
Additional Options
In the Physic Models tab, you can also:
- Set open/close sounds
- Adjust open/close timings
- Configure security door settings












