Use new API command add_player_velocity

README.txt

@@ -1,4 +1,5 @@
 Mod for Minetest game "Climbing pick"
+Starting from version 5.1
 Climbing pick - allow to jump over more than one block.
 Meant to partially replace "sneak glitch" feature.
 

init.lua

@@ -1,6 +1,7 @@
 -- Climbing tool mod
 
 climbing_pick = {}
+climbing_pick.jump2 = {}
 
 climbing_pick.effect = function(pos)
     -- visual effect
@@ -115,25 +116,23 @@ climbing_pick.pick_on_use = function(itemstack, user, pointed_thing)
         local tool_capabilities = tool_definition.tool_capabilities
         -- local punch_interval = tool_capabilities.full_punch_interval    -- not sure how to use correctly
 
+        -- Limit how fast up player can go
+        local current_jump_speed = user:get_player_velocity()["y"]
+        if current_jump_speed > (tool_capabilities.groupcaps.climbing.maxlevel) then
+            return
+        end
+
         -- sound effect
         minetest.sound_play("default_metal_footstep", {pos = pos, gain = 0.5, })
         climbing_pick.effect(target_pos)
-
-        -- no way to set speed of player
-        -- emulate it in ugly way
-        -- https://github.com/minetest/minetest/issues/1176 :(
-        local repetitions = 5
-        if tool_capabilities.groupcaps.climbing.maxlevel > 1 then
-            repetitions = repetitions + 2
-        end
-        if tool_capabilities.groupcaps.climbing.maxlevel > 2 then
-            repetitions = repetitions + 2
-        end
-
-        for i = 1, repetitions do
-            pos.y = pos.y + 0.2
-            user:moveto(pos, true)
+        
+        -- minetest API now allows to set speed of player
+        local jump2_speed = 3.25 + tool_capabilities.groupcaps.climbing.maxlevel
+        -- Limit jump speed to default 6.5
+        if (current_jump_speed + jump2_speed) > 6.5 then
+            jump2_speed = 6.5 - current_jump_speed
         end
+        user:add_player_velocity({x=0, y=jump2_speed, z=0})
 
         -- wear tool
         local uses = tool_capabilities.groupcaps.climbing.uses * 2 -- there was still not enough uses
@@ -156,7 +155,7 @@ minetest.register_tool("climbing_pick:pick_wood", {
 			climbing = {times={[3]=1.60}, uses=40, maxlevel=1},
 		},
 	},
-	groups = {flammable = 2},
+	groups = {flammable = 2, climbing = 1},
     on_use = function(itemstack, user, pointed_thing)
         return climbing_pick.pick_on_use(itemstack, user, pointed_thing)
     end,
@@ -173,6 +172,7 @@ minetest.register_tool("climbing_pick:pick_stone", {
 			climbing = {times={[2]=2.0, [3]=1.00}, uses=80, maxlevel=1},
 		},
 	},
+	groups = {climbing = 1},
     on_use = function(itemstack, user, pointed_thing)
         return climbing_pick.pick_on_use(itemstack, user, pointed_thing)
     end,
@@ -189,6 +189,7 @@ minetest.register_tool("climbing_pick:pick_steel", {
 			climbing = {times={[1]=4.00, [2]=1.60, [3]=0.80}, uses=80, maxlevel=2},
 		},
 	},
+	groups = {climbing = 1},
     on_use = function(itemstack, user, pointed_thing)
         return climbing_pick.pick_on_use(itemstack, user, pointed_thing)
     end,
@@ -205,6 +206,7 @@ minetest.register_tool("climbing_pick:pick_bronze", {
 			climbing = {times={[1]=4.00, [2]=1.60, [3]=0.80}, uses=120, maxlevel=2},
 		},
 	},
+	groups = {climbing = 1},
     on_use = function(itemstack, user, pointed_thing)
         return climbing_pick.pick_on_use(itemstack, user, pointed_thing)
     end,
@@ -221,6 +223,7 @@ minetest.register_tool("climbing_pick:pick_mese", {
 			climbing = {times={[1]=2.4, [2]=1.2, [3]=0.60}, uses=80, maxlevel=3},
 		},
 	},
+	groups = {climbing = 1},
     on_use = function(itemstack, user, pointed_thing)
         return climbing_pick.pick_on_use(itemstack, user, pointed_thing)
     end,
@@ -237,6 +240,7 @@ minetest.register_tool("climbing_pick:pick_diamond", {
 			climbing = {times={[1]=2.0, [2]=1.0, [3]=0.50}, uses=120, maxlevel=3},
 		},
 	},
+	groups = {climbing = 1},
     on_use = function(itemstack, user, pointed_thing)
         return climbing_pick.pick_on_use(itemstack, user, pointed_thing)
     end,
@@ -302,3 +306,67 @@ minetest.register_craft({
 		{'group:stick', '', ''},
 	},
 })
+
+
+
+
+
+
+
+
+
+local on_step = function (dtime)
+  local players = minetest.get_connected_players()
+  for i = 1, #players do
+    local player_name = players[i]:get_player_name()
+    local jump2 = climbing_pick.jump2[player_name] or 0
+    local player_controls = players[i]:get_player_control_bits()
+    local player_jump = math.floor(player_controls%32/16)
+    
+    local itemstack = players[i]:get_wielded_item()
+    local pick = minetest.get_item_group(itemstack:get_name(), "climbing") > 0
+    
+    local current_jump_speed = players[i]:get_player_velocity()["y"]
+    
+    local standing = current_jump_speed == 0
+    local falling = current_jump_speed < 0
+    
+    if standing and jump2 > 0 then
+        climbing_pick.jump2[player_name] = jump2 - 1
+    elseif not standing and jump2 < 3 then
+      climbing_pick.jump2[player_name] = jump2 + 1
+    end
+    
+    if player_jump == 1 and pick and jump2 == 3 and falling then
+      climbing_pick.jump2[player_name] = 6
+      
+      local pos = players[i]:get_pos()
+      
+      local tool_definition = itemstack:get_definition()
+      local tool_capabilities = tool_definition.tool_capabilities
+      local uses = tool_capabilities.groupcaps.climbing.uses
+      itemstack:add_wear(65535/(uses-1))
+      
+      players[i]:set_wielded_item(itemstack)
+      
+      minetest.sound_play("default_metal_footstep", {pos = pos, gain = 0.5, })
+      climbing_pick.effect(pos)
+      
+      -- tool break sound
+      if itemstack:get_count() == 0 and tool_definition.sound and tool_definition.sound.breaks then
+          minetest.sound_play(tool_definition.sound.breaks, {pos = pos, gain = 0.5})
+      end
+      
+      
+      
+      local jump2_speed = 6.5 + tool_capabilities.groupcaps.climbing.maxlevel
+      if (current_jump_speed + jump2_speed) > 6.5 then
+            jump2_speed = 6.5 - current_jump_speed
+        end
+      players[i]:add_player_velocity({x=0, y=jump2_speed, z=0})
+    end
+    
+  end
+end
+
+minetest.register_globalstep(on_step)