Revision Difference
util.TraceLine#512405
<function name="TraceLine" parent="util" type="libraryfunc">⤶
<description>⤶
Performs a trace with the given trace data.⤶
⤶
<note>Clientside entities will not be hit by traces.</note>⤶
</description>⤶
<realm>Shared</realm>⤶
<args>⤶
<arg name="TraceData" type="table">The trace data to use. See <page>Trace</page></arg>⤶
</args>⤶
<rets>⤶
<ret name="" type="table">Trace result. See <page>TraceResult</page>.⤶
⤶
Can return nil if <page>game.GetWorld</page> or its [physics object](/gmod/Entity/GetPhysicsObject) is invalid. This will be the case for any traces done before <page>GM:InitPostEntity</page> is called.</ret>⤶
</rets>⤶
</function>⤶
⤶
<example>⤶
<description>Using a function callback as filter.</description>⤶
<code>⤶
local tr = util.TraceLine( {⤶
start = LocalPlayer():EyePos(),⤶
endpos = LocalPlayer():EyePos() + EyeAngles():Forward() * 10000,⤶
filter = function( ent ) if ( ent:GetClass() == "prop_physics" ) then return true end end⤶
} )⤶
⤶
print( tr.HitPos, tr.Entity )⤶
</code>⤶
<output>The trace will only hit prop_physics or world.</output>⤶
⤶
</example>
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