<cat>struct</cat> {{Structure⤶ |Description=Table structure used for <page>util.TraceLine</page>.⤶ |Fields={{StructureField|Vector|start|The start position of the trace|Vector(0, 0, 0)}}{{StructureField|Vector|endpos|The end position of the trace|Vector(0, 0, 0)}}{{StructureField|Entity|filter|Things the trace should not hit. Can also be a table of entities or a function with one argument:⤶ <structure>⤶ <description>Table structure used for <page>util.TraceLine</page>.</description>⤶ <fields>{{StructureField|Vector|start|The start position of the trace|Vector(0, 0, 0)</fields>⤶ ⤶ </structure>⤶ ⤶ {{StructureField|Vector|endpos|The end position of the trace|Vector(0, 0, 0)}}{{StructureField|Entity|filter|Things the trace should not hit. Can also be a table of entities or a function with one argument:⤶ * <page>Entity</page> ent - The entity that the trace hit Return true in the function to hit the entity, false to skip it. <warning>Using a function here is super slow - try to avoid it.</warning>|{} }}{{StructureField|number|mask|The trace mask <page>MASK</page>. This determines what the trace should hit and what it shouldn't hit. A mask is a combination of <page>CONTENTS</page> - you can use these for more advanced masks.|MASK_SOLID}}{{StructureField|number|collisiongroup|The collision group <page>COLLISION_GROUP</page>. This determines what the trace should hit in regards to the entity's collision group.|COLLISION_GROUP_NONE}}{{StructureField|boolean|ignoreworld|Should the trace ignore world or not|false}}{{StructureField|table|output|If set, the trace result will be written to the supplied table instead of returning a new table|nil}} }}