Pitch-Rotate player model and unblock downwards-going view

cart_entity.lua

@@ -351,6 +351,25 @@ function cart_entity:on_step(dtime)
 		anim = {x=2, y=2}
 	end
 	self.object:set_animation(anim, 1, 0)
+	if player then
+		local feet = {x=0, y=0, z=0}
+		local eye = {x=0, y=-4, z=0}
+		feet.y = boost_cart.old_player_model and 6 or -4.2
+		if dir.y ~= 0 then
+			-- TODO: Find a better way to calculate this
+			if boost_cart.old_player_model then
+				feet.y = 6 + 1.5
+				feet.z = (dir.x - dir.z) * 7
+			else
+				feet.y = -4.2 + 3
+				feet.z = dir.x - dir.z
+			end
+			eye.z = eye.z - dir.y * 10
+		end
+		player:set_attach(self.object, "", feet,
+			{x=dir.y * -45, y=0, z=0})
+		player:set_eye_offset(eye, eye)
+	end
 
 	self.object:set_velocity(vel)
 	if update.pos then

functions.lua

@@ -18,8 +18,7 @@ function boost_cart:manage_attachment(player, obj)
 	default.player_attached[player_name] = status
 
 	if status then
-		-- player_api came after the new model. Check for it. 
-		local y_pos = player_api and -4.5 or 6
+		local y_pos = self.old_player_model and 6 or -4.2
 		player:set_attach(obj, "", {x=0, y=y_pos, z=0}, {x=0, y=0, z=0})
 		player:set_eye_offset({x=0, y=-4, z=0},{x=0, y=-4, z=0})
 	else

init.lua

@@ -25,6 +25,10 @@ if not default.player_attached then
 	default.player_attached = {}
 end
 
+minetest.after(1, function()
+	boost_cart.old_player_model = type(player_api) ~= "table"
+end)
+
 dofile(boost_cart.modpath.."/functions.lua")
 dofile(boost_cart.modpath.."/rails.lua")