trail_holder

Vars
trail_components	All the components of the trail
Procs
add_dir_to_trail	Add a new direction to this trail
get_trail_component	Returns the trail component corresponding to the given direction

Var Details

All the components of the trail

Add a new direction to this trail

new_dir: The direction to add
source - Mob we're sourcing blood from, if any
blood_to_add - Amount of bloodiness to give to the new component. Does not adjust this decal's own bloodiness
half_piece - If TRUE, only creates start of a trail. Does not support corners (diagonal directions) This can be a cardinal direction, a diagonal direction, or a negative number to denote a cardinal direction angled 45 degrees.

Returns the trail component corresponding to the given direction

for_dir: The direction to get the trail for
check_reverse: If TRUE, will also check for the reverse direction For example if you pass dir = EAST it will return the first EAST or WEST trail component
check_diagonals: If TRUE, will also check for any diagonal directions For example if you pass dir = EAST it will return the first EAST, NORTHEAST, or SOUTHEAST trail component
check_reverse_diagonals: If TRUE, will also check for any reverse diagonal directions For example if you pass dir = EAST it will return the first SOUTHEAST, EAST, NORTHEAST, WEST, SOUTHWEST, or NORTHWEST trail component