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authorparamat <paramat@users.noreply.github.com>2017-07-26 00:13:36 +0100
committerparamat <mat.gregory@virginmedia.com>2017-07-26 02:41:41 +0100
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Create_schematic documentation: Update for per-node force-place
The probability list has to also encode per-node force-place.
Diffstat (limited to 'doc')
-rw-r--r--doc/lua_api.txt17
1 files changed, 12 insertions, 5 deletions
diff --git a/doc/lua_api.txt b/doc/lua_api.txt
index 960b27441..2a092300e 100644
--- a/doc/lua_api.txt
+++ b/doc/lua_api.txt
@@ -2847,18 +2847,25 @@ These functions return the leftover itemstack.
### Schematics
* `minetest.create_schematic(p1, p2, probability_list, filename, slice_prob_list)`
* Create a schematic from the volume of map specified by the box formed by p1 and p2.
- * Apply the specified probability values to the specified nodes in `probability_list`.
+ * Apply the specified probability and per-node force-place to the specified nodes
+ according to the `probability_list`.
* `probability_list` is an array of tables containing two fields, `pos` and `prob`.
* `pos` is the 3D vector specifying the absolute coordinates of the
node being modified,
- * `prob` is the integer value from `0` to `255` of the probability (see: Schematic specifier).
+ * `prob` is an integer value from `0` to `255` that encodes probability and
+ per-node force-place. Probability has levels 0-127, then 128 is added to
+ encode per-node force-place.
+ For probability stated as 0-255, divide by 2 and round down to get values
+ 0-127, then add 128 to apply per-node force-place.
* If there are two or more entries with the same pos value, the
last entry is used.
* If `pos` is not inside the box formed by `p1` and `p2`, it is ignored.
* If `probability_list` equals `nil`, no probabilities are applied.
- * Slice probability works in the same manner, except takes a field
- called `ypos` instead which
- indicates the y position of the slice with a probability applied.
+ * Apply the specified probability to the specified horizontal slices according to the
+ `slice_prob_list`.
+ * `slice_prob_list` is an array of tables containing two fields, `ypos` and `prob`.
+ * `ypos` indicates the y position of the slice with a probability applied,
+ the lowest slice being `ypos = 0`.
* If slice probability list equals `nil`, no slice probabilities are applied.
* Saves schematic in the Minetest Schematic format to filename.