Slow down on bike-unfriendly blocks like dirt and sand

1 files changed, 9 insertions, 0 deletions

diff --git a/init.lua b/init.lua
index 90a9a2b..77d327d 100644
--- a/init.lua
+++ b/init.lua
@@ -8,6 +8,12 @@ local function is_water(pos)
 end
 
 
+local function is_bike_friendly(pos)
+	local nn = minetest.get_node(pos).name
+	return minetest.get_item_group(nn, "crumbly") == 0 or minetest.get_item_group(nn, "bike_friendly") ~= 0
+end
+
+
 local function get_sign(i)
 	if i == 0 then
 		return 0
@@ -197,6 +203,9 @@ function bike.on_step(self, dtime)
 	if is_water(p) then
 		self.v = self.v / 1.3
 	end
+	if not is_bike_friendly({x=p.x, y=p.y-0.355, z=p.z}) then
+		self.v = self.v / 1.05
+	end
 
 	local new_velo
 	new_velo = get_velocity(self.v, self.object:get_yaw(), self.object:get_velocity().y)