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-rw-r--r--doc.lua6
1 files changed, 5 insertions, 1 deletions
diff --git a/doc.lua b/doc.lua
index 42fd5d2..275f5ac 100644
--- a/doc.lua
+++ b/doc.lua
@@ -17,7 +17,11 @@ digtron.doc.core_usagehelp = S("Place the Digtron Core in the center of the craf
--------------------------------------------------------------------
digtron.doc.builder_longdesc = S("A 'builder' module for a Digtron. By itself it does nothing, but as part of a Digtron it is used to construct user-defined blocks.")
-digtron.doc.builder_usagehelp = S("A builder head is the most complex component of this system. It has period and offset properties, and also an inventory slot where you \"program\" it by placing an example of the block type that you want it to build.".."\n\n".."When the \"Save & Show\" button is clicked the properties for period and offset will be saved, and markers will briefly be shown to indicate where the nearest spots corresponding to those values are. The builder will build its output at those locations provided it is moving along the matching axis."
+digtron.doc.builder_usagehelp = S("A builder head is the most complex component of this system. It has period and offset properties, and also an inventory slot where you \"program\" it by placing an example of the block type that you want it to build."
+.."\n\n"..
+"When the \"Save & Show\" button is clicked the properties for period and offset will be saved, and markers will briefly be shown to indicate where the nearest spots corresponding to those values are. The builder will build its output at those locations provided it is moving along the matching axis."
+.."\n\n"..
+"There is also an \"Extrusion\" setting. This allows your builder to extrude a line of identical blocks from the builder output, in the direction the output side is facing, until it reaches an obstruction or until it reaches the extrusion limit. This can be useful for placing columns below a bridge, or for filling a large volume with a uniform block type without requiring a large number of builder heads."
.."\n\n"..
"The \"output\" side of a builder is the side with a black crosshair on it."
.."\n\n"..