From 9d40d89d2721359b02c578366ebfd0ef1b91116d Mon Sep 17 00:00:00 2001
From: Dániel Juhász <juhdanad@gmail.com>
Date: Sat, 24 Jun 2017 18:58:01 +0200
Subject: Make dropped items colorable

---
 doc/lua_api.txt | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

(limited to 'doc')

diff --git a/doc/lua_api.txt b/doc/lua_api.txt
index edef75593..03c825689 100644
--- a/doc/lua_api.txt
+++ b/doc/lua_api.txt
@@ -536,6 +536,21 @@ automatically transferred between node and item forms by the engine,
 when a player digs or places a colored node.
 You can disable this feature by setting the `drop` field of the node
 to itself (without metadata).
+To transfer the color to a special drop, you need a drop table.
+Example:
+
+    minetest.register_node("mod:stone", {
+        description = "Stone",
+        tiles = {"default_stone.png"},
+        paramtype2 = "color",
+        palette = "palette.png",
+        drop = {
+            items = {
+                -- assume that mod:cobblestone also has the same palette
+                {items = {"mod:cobblestone"}, inherit_color = true },
+            }
+        }
+    })
 
 ### Colored items in craft recipes
 Craft recipes only support item strings, but fortunately item strings
@@ -2679,6 +2694,13 @@ and `minetest.auth_reload` call the authetification handler.
     * Convert a vector into a yaw (angle)
 * `minetest.yaw_to_dir(yaw)`
     * Convert yaw (angle) to a vector
+* `minetest.is_colored_paramtype(ptype)`
+    * Returns a boolean. Returns `true` if the given `paramtype2` contains color
+      information (`color`, `colorwallmounted` or `colorfacedir`).
+* `minetest.strip_param2_color(param2, paramtype2)`
+    * Removes everything but the color information from the
+      given `param2` value.
+    * Returns `nil` if the given `paramtype2` does not contain color information
 * `minetest.get_node_drops(nodename, toolname)`
     * Returns list of item names.
     * **Note**: This will be removed or modified in a future version.
@@ -4216,6 +4238,7 @@ Definition tables
                 {
                     items = {"foo:bar", "baz:frob"},  -- Items to drop.
                     rarity = 1,  -- Probability of dropping is 1 / rarity.
+                    inherit_color = true, -- To inherit palette color from the node
                 },
             },
         },
-- 
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