Func nav blocker: Difference between revisions
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{{entity|func_nav_blocker|type=e2|since=Left 4 Dead}} and also in {{tf2}}. It blocks [[Navigation Meshes|nav areas]] touching its [[Bounding volume|AABB]] to restrict NPCs / Bots from crossing over it. | {{entity|func_nav_blocker|type=e2|since=Left 4 Dead}} and also in {{tf2}}. It blocks [[Navigation Meshes|nav areas]] touching its [[Bounding volume|AABB]] to restrict NPCs / Bots from crossing over it. | ||
{{ModernBug|In {{l4d2}}, If{{ent|prop_door_rotating}}, {{ent|func_physbox}}, {{ent|func_door}}, etc resides on the same areas, send an<code>UnblockNav</code>input along a<code>BlockNav</code>input. Else the console reports "Area navsquare#[ID] already blocked by a different team ID." Confirm edit: Bug is real, however fix appears to be ineffective}} | {{ModernBug|In {{l4d2}}, If{{ent|prop_door_rotating}}, {{ent|func_physbox}}, {{ent|func_door}}, etc resides on the same areas, send an<code>UnblockNav</code>input along a<code>BlockNav</code>input. Else the console reports "Area navsquare#[ID] already blocked by a different team ID." Confirm edit: Bug is real, however fix appears to be ineffective}} | ||
{{ModernBug|In {{tf2}}, this entity appears to be broken{{ref|1}}, | {{ModernBug|In {{tf2}}, this entity appears to be broken{{ref|1}}, however the other <code>func_nav_*</code> entities appear to work in MvM at the very least.}} | ||
{{ModernNote|The entity won't block nav areas automatically on spawn (except in {{csgo}}). It is best practice to have either<code>BlockNav</code>or<code>UnblockNav</code>inputs sent with<code>[[logic auto|OnMapSpawn]]</code>.}} | {{ModernNote|The entity won't block nav areas automatically on spawn (except in {{csgo}}). It is best practice to have either<code>BlockNav</code>or<code>UnblockNav</code>inputs sent with<code>[[logic auto|OnMapSpawn]]</code>.}} | ||
{{ModernWarning|Entity's [[AABB]] is used for blocking nav areas, so clipping or rotating brushes does not change a brush's size as one expects.<br> | {{ModernWarning|Entity's [[AABB]] is used for blocking nav areas, so clipping or rotating brushes does not change a brush's size as one expects.<br> | ||
Revision as of 22:24, 16 November 2023
 Class hierarchy
|
|---|
| CFuncNavBlocker |
| nav_entities.cpp
|
Template:Entity and also in 
. It blocks nav areas touching its AABB to restrict NPCs / Bots from crossing over it.
Template:ModernBug
Template:ModernBug
Template:ModernNote
Template:ModernWarning
Keyvalues
- Team(s) to block (teamToBlock) <choices>
- Team this entity should block.
- -1 : Everyone
Warning: for everyone either edit FGD and use value -2 or turn off smart edit and set that, -1 is not valid and the nav blocker will not work - 2 : Red , Survivors
, Terrorists 
- 3 : Blue , Infected , Counter-Terrorists
- -1 : Everyone
Note: teamToBlocknon-functional, always blocks either for both teams or for no team.
- Affects Flow? (affectsFlow) <boolean> (only in )
- Does this Nav Blocker block flow in the level? Only Nav Blocker with this enabled will cause flow recomputation on blocking/unblocking.
Important:When this is true don't block the only path to the level's goal with it or the flow won't be computed properly
- Start Disabled (StartDisabled) <boolean> (not in )
- If set to false nav areas will be blocked right after spawning.
Inputs
- BlockNav
- Starts blocking nav areas.
- UnblockNav
- Stops blocking nav areas.
See Also
- script_nav_blocker - VScript catered version of func_nav_blocker.