From c210807fe440522bd2d368e22db26ecd8686aaf3 Mon Sep 17 00:00:00 2001
From: Auke Kok <auke-jan.h.kok@intel.com>
Date: Sat, 9 May 2015 23:15:54 -0700
Subject: Add particles showing plants being watered.

Supposed to be a visual reinforcement that water actually
made it to the plant. The particles are drops of water
that fall down from the plant that was watered.
---
 init.lua                    |  22 +++++++++++++++++++++-
 textures/crops_watering.png | Bin 0 -> 117 bytes
 2 files changed, 21 insertions(+), 1 deletion(-)
 create mode 100644 textures/crops_watering.png

diff --git a/init.lua b/init.lua
index fbef295..2e107bb 100644
--- a/init.lua
+++ b/init.lua
@@ -163,7 +163,7 @@ crops.particles = function(pos, flag)
 			texture = "crops_wither.png",
 			vertical = true,
 		}
-	else
+	elseif flag == 1 then
 		-- soak (1)
 		p = {
 			amount = 8 * crops.settings.interval,
@@ -182,6 +182,24 @@ crops.particles = function(pos, flag)
 			texture = "crops_soak.png",
 			vertical = false,
 		}
+	else -- watering (2)
+		p = {
+			amount = 30,
+			time = 3,
+			minpos = { x = pos.x - 0.4, y = pos.y - 0.4, z = pos.z - 0.4 },
+			maxpos = { x = pos.x + 0.4, y = pos.y + 0.4, z = pos.z + 0.4 },
+			minvel = { x = 0, y = 0.0, z = 0 },
+			maxvel = { x = 0, y = 0.0, z = 0 },
+			minacc = { x = 0, y = -9.81, z = 0 },
+			maxacc = { x = 0, y = -9.81, z = 0 },
+			minexptime = 2,
+			maxexptime = 2,
+			minsize = 1,
+			maxsize = 3,
+			collisiondetection = false,
+			texture = "crops_watering.png",
+			vertical = true,
+		}
 	end
 	minetest.add_particlespawner(p)
 end
@@ -196,6 +214,7 @@ minetest.register_tool("crops:watering_can", {
 	tool_capabilities = {},
 	on_use = function(itemstack, user, pointed_thing)
 		local pos = pointed_thing.under
+		local ppos = pos
 		if pos == nil then
 			return itemstack
 		end
@@ -222,6 +241,7 @@ minetest.register_tool("crops:watering_can", {
 		if wear == 65534 then
 			return itemstack
 		end
+		crops.particles(ppos, 2)
 		water = math.min(water + crops.settings.watercan, crops.settings.watercan_max)
 		meta:set_int("crops_water", water)
 
diff --git a/textures/crops_watering.png b/textures/crops_watering.png
new file mode 100644
index 0000000..a63053e
Binary files /dev/null and b/textures/crops_watering.png differ
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