Carts rewrited and works fine with long server step.
AndrejIT
parent
6f0c23c85d
commit
93050fa82b
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@ -1,4 +1,5 @@
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local cart_entity = {
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hp_max = 80,
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physical = false, -- otherwise going uphill breaks
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collisionbox = {-0.5, -0.5, -0.5, 0.5, 0.5, 0.5},
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visual = "mesh",
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@ -17,6 +18,7 @@ local cart_entity = {
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old_pos = nil, --rounded
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next_pos = nil, --rounded
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old_direction = nil,
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full_stop = false, --when cart stopped and dont hawe any reason to move
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-- sound refresh interval = 1.0sec
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rail_sound = function(self, dtime)
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@ -88,21 +90,40 @@ local cart_entity = {
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end,
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--align cart position on railroad
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precize_on_rail = function(self, pos)
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precize_on_rail = function(self, pos, tolerance)
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local v = self.object:getvelocity()
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local aligned_pos = table.copy(pos)
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if self.old_direction.x == 0 and math.abs(self.old_pos.x-pos.x)>0.2 then
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if self.old_direction.x == 0 and math.abs(self.old_pos.x-pos.x)>tolerance then
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aligned_pos.x = self.old_pos.x
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self.object:setpos(aligned_pos)
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elseif self.old_direction.z == 0 and math.abs(self.old_pos.z-pos.z)>0.2 then
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elseif self.old_direction.z == 0 and math.abs(self.old_pos.z-pos.z)>tolerance then
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aligned_pos.z = self.old_pos.z
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self.object:setpos(aligned_pos)
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elseif self.old_direction.y == 0 and math.abs(self.old_pos.y-pos.y)>0.2 then
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elseif self.old_direction.y == 0 and math.abs(self.old_pos.y-pos.y)>tolerance then
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aligned_pos.y = self.old_pos.y
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self.object:setpos(aligned_pos)
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end
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end,
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-- rounded to 1 direction vector betvin start and end positions
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precize_direction = function(self, pos1, pos2)
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local dir = {x=0, y=0, z=0}
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if pos1.x == pos2.x then
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dir.z = math.sign(pos2.z - pos1.z)
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elseif pos1.z == pos2.z then
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dir.x = math.sign(pos2.x - pos1.x)
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elseif math.abs(pos2.x - pos1.x) < math.abs(pos2.z - pos1.z) then
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dir.z = math.sign(pos2.z - pos1.z)
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else
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dir.x = math.sign(pos2.x - pos1.x)
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end
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if math.abs(pos2.y - pos1.y) > 0 then
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dir.y = math.sign(pos2.y - pos1.y)
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end
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return dir
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end,
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--position, relative to
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--x-FRONT/BACK, z-LEFT/RIGHT
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get_pos_relative = function(self, rel_pos, position, direction)
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@ -117,37 +138,37 @@ local cart_entity = {
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return {x=pos.x, y=pos.y+rel_pos.y, z=pos.z}
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end
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local v = direction
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if v == nil then
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local dir = direction
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if dir == nil then
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local yaw = self.object:getyaw()
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v = {x=0, y=0, z=0}
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dir = {x=0, y=0, z=0}
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yaw = yaw + math.pi/2
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v.x = math.cos(yaw)
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v.z = math.sin(yaw)
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dir.x = math.cos(yaw)
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dir.z = math.sin(yaw)
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v = vector.normalize(v)
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dir = vector.normalize(dir)
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end
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if --NORD
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v.x > 0 and
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v.z >= -v.x and v.z <= v.x
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dir.x > 0 and
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dir.z <= math.abs(dir.x)
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then
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return {x=pos.x+rel_pos.x, y=pos.y+rel_pos.y, z=pos.z+rel_pos.z}
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elseif --EAST
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v.z < 0 and
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v.x >= v.z and v.x <= -v.z
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dir.z < 0 and
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dir.x <= math.abs(dir.z)
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then
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return {x=pos.x-rel_pos.z, y=pos.y+rel_pos.y, z=pos.z-rel_pos.x}
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return {x=pos.x+rel_pos.z, y=pos.y+rel_pos.y, z=pos.z-rel_pos.x}
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elseif --WEST
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v.z > 0 and
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v.x >= -v.z and v.x <= v.z
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dir.z > 0 and
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dir.x <= math.abs(dir.z)
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then
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return {x=pos.x+rel_pos.z, y=pos.y+rel_pos.y, z=pos.z+rel_pos.x}
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return {x=pos.x-rel_pos.z, y=pos.y+rel_pos.y, z=pos.z+rel_pos.x}
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elseif --SOUTH
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v.x < 0 and
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v.z >= v.x and v.z <= -v.x
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dir.x < 0 and
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dir.z <= math.abs(dir.x)
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then
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return {x=pos.x-rel_pos.x, y=pos.y+rel_pos.y, z=pos.z-rel_pos.z}
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end
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@ -233,7 +254,8 @@ local cart_entity = {
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end,
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on_activate = function(self, staticdata, dtime_s)
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self.object:set_armor_groups({immortal=1})
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-- self.object:set_armor_groups({immortal=1})
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self.object:set_armor_groups({fleshy=40, snappy=60, choppy=80})
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--decrease speed after cart is left unattended
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self.object:setvelocity(vector.multiply(self.object:getvelocity(), 0.5))
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@ -242,16 +264,16 @@ local cart_entity = {
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local d = self:get_yaw()
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self.old_pos = vector.round(pos)
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self.old_direction = self:get_yaw()
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local dir = self:get_yaw()
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--strict direction
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self.old_direction.y = 0
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if math.abs(self.old_direction.x) > math.abs(self.old_direction.z) then
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self.old_direction.z = 0
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dir.y = 0
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if math.abs(dir.x) > math.abs(dir.z) then
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dir.z = 0
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else
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self.old_direction.x = 0
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dir.x = 0
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end
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self.old_direction = vector.normalize(self.old_direction)
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self.old_direction = vector.round(dir)
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end,
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on_step = function(self, dtime)
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@ -260,11 +282,6 @@ local cart_entity = {
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local v = self.object:getvelocity()
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local s = vector.length(v)
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--reset if cart stopped because of energy loss
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if self.next_pos ~= nil and s < 0.01 then
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self.next_pos = nil
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end
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-- Get player controls
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if self.driver then
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player = minetest.get_player_by_name(self.driver)
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@ -279,7 +296,8 @@ local cart_entity = {
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elseif ctrl and ctrl.left then
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self.control_left = true
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self.control_right = nil
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elseif ctrl and ctrl.down then
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end
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if ctrl and ctrl.down then
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if (s - 1) >= 0 then
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s = s - 1.5
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end
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@ -287,49 +305,136 @@ local cart_entity = {
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end
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end
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--align cart on railroad
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self:precize_on_rail(pos)
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--calculate where cart will go next
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if self.next_pos == nil or
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(math.abs(self.old_pos.x - pos.x) + math.abs(self.old_pos.z - pos.z)) > 0.5 then
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if self.full_stop then
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-- when punch or mesecons
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if self.punched and self.punch_direction then
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self.full_stop = false
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--handle punch
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if (s + 1) <= carts.punch_speed_max then
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s = s + 1
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local dir = table.copy(self.punch_direction)
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dir.y = 0
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--strict direction
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if math.abs(dir.x) > math.abs(dir.z) then
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dir.z = 0
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else
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dir.x = 0
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end
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dir = vector.normalize(dir)
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self.old_direction = vector.round(dir)
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self.punched = nil
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self.old_pos = table.copy(p)
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self.next_pos = self:get_next_rail_pos(p, self.old_direction)
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if self.next_pos then
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--set new cart object parameters
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v = vector.multiply(vector.normalize(self.old_direction), s)
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self:set_velocity(v)
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self:set_yaw(self.old_direction)
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end
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else
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self.punched = nil
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end
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end
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elseif s < 0.3 then
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-- when stop is temporary
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local node = minetest.get_node(p)
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-- uphill - invert old direction
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if self.old_direction.y == 1 then
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self.old_direction.x = -self.old_direction.x
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self.old_direction.z = -self.old_direction.z
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self.old_direction.y = -1
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s = s + 0.5 -- downhill
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end
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self.old_pos = table.copy(p)
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self.next_pos = self:get_next_rail_pos(p, self.old_direction)
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if self.next_pos then
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self.old_direction = self:precize_direction(self.old_pos, self.next_pos)
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--check rail and handle energy loss/increase
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if node.name == "carts:powerrail" then
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s = s + 0.5
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elseif node.name == "carts:brakerail" then
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s = s - 0.5
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else
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s = s - 0.05 --rail or something else
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end
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-- cart will not move anymore
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if s < 0.3 then
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s = 0
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self.next_pos = nil
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self.full_stop = true
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end
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else
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s = 0
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self.full_stop = true
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end
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--set new cart object parameters
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v = vector.multiply(vector.normalize(self.old_direction), s)
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self:set_velocity(v)
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self:set_yaw(self.old_direction)
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elseif self.next_pos == nil or
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math.abs(self.old_pos.x - pos.x) > 0.5 or
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math.abs(self.old_pos.z - pos.z) > 0.5
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then
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-- when cart reached next rail
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local node = minetest.get_node(p)
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self:precize_on_rail(pos, 0.2)
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--calculate where cart will go next
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if node.name == "ignore" then
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--map not loaded yet
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self.next_pos = nil
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s = s * 0.5
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elseif minetest.get_item_group(node.name, "rail") > 0 and
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(math.abs(self.old_pos.x - pos.x) + math.abs(self.old_pos.z - pos.z)) > 1.5 then
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(math.abs(self.old_pos.x - pos.x) > 1.5 or
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math.abs(self.old_pos.z - pos.z) > 1.5)
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then
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--cart went too far, accept new road
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self.old_pos = table.copy(p)
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self.next_pos = self:get_next_rail_pos(p, self.old_direction)
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s = s * 0.9
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elseif (math.abs(self.old_pos.x - pos.x) + math.abs(self.old_pos.z - pos.z)) > 1.5 then
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elseif (math.abs(self.old_pos.x - pos.x) > 1.5 or
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math.abs(self.old_pos.z - pos.z) > 1.5)
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then
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--cart went too far, return to old road
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if self.next_pos then
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local nextnext_pos = self:get_next_rail_pos(self.next_pos, self.old_direction)
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if nextnext_pos == nil then
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--dead end, stop cart
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self.old_pos = table.copy(self.next_pos)
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self.full_stop = true
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self.next_pos = nil
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self.object:setpos(self.old_pos)
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s = 0
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else
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--continue from last rail
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local dir = self:precize_direction(self.next_pos, nextnext_pos)
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self.old_pos = table.copy(nextnext_pos)
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self.object:setpos(nextnext_pos)
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self.next_pos = self:get_next_rail_pos(nextnext_pos, self.old_direction)
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self.next_pos = self:get_next_rail_pos(nextnext_pos, dir)
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end
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end
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s = s * 0.9
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elseif minetest.get_item_group(node.name, "rail") > 0 and self.next_pos and
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(math.abs(self.next_pos.x - pos.x) + math.abs(self.next_pos.z - pos.z)) < 0.5 then
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(math.abs(self.old_pos.x - pos.x) > 0.5 or
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math.abs(self.old_pos.z - pos.z) > 0.5)
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then
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--on next rail
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self.old_pos = table.copy(p)
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self.next_pos = self:get_next_rail_pos(p, self.old_direction)
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if self.next_pos == nil then
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--dead end, stop cart
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self.full_stop = true
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self.next_pos = nil
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self.object:setpos(self.old_pos)
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s = 0
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@ -341,6 +446,7 @@ local cart_entity = {
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if self.next_pos == nil then
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--dead end, stop cart
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self.full_stop = true
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self.next_pos = nil
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self.object:setpos(self.old_pos)
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s = 0
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@ -349,104 +455,99 @@ local cart_entity = {
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self.control_left = nil
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self.control_right = nil
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end
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--calculate next cart direction
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if self.old_pos ~=nil and self.next_pos ~= nil then
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local dir = vector.direction(self.old_pos, self.next_pos)
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--dir.y = 0
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--strict direction
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if math.abs(dir.x) > math.abs(dir.z) then
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dir.z = 0
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else
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dir.x = 0
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end
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dir = vector.normalize(dir)
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--calculate next cart direction
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if self.old_pos ~=nil and self.next_pos ~= nil then
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local dir = self:precize_direction(self.old_pos, self.next_pos)
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local direction_changes = false
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--more energy loss on turns
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if dir.x ~= self.old_direction.x or dir.z ~= self.old_direction.z then
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s = s - 0.4
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end
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--do not flip!
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if dir.x * self.old_direction.x ~= -1 and dir.z * self.old_direction.z ~= -1 then
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self.old_direction = table.copy(dir)
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end
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end
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--handle punch
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if self.punched and self.punch_direction then
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if self.next_pos == nil then
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self.next_pos = self:get_next_rail_pos(p, self.old_direction)
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--wait...
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elseif (s + 1) <= carts.punch_speed_max then
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s = s + 1
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local dir = table.copy(self.punch_direction)
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dir.y = 0
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--strict direction
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if math.abs(dir.x) > math.abs(dir.z) then
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dir.z = 0
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else
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dir.x = 0
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-- direction changes
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if dir.x ~= self.old_direction.x or dir.z ~= self.old_direction.z or dir.y ~= self.old_direction.y then
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--do not flip!
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if dir.x * self.old_direction.x ~= -1 and dir.z * self.old_direction.z ~= -1 then
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direction_changes = true
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end
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end
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-- new direction
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if direction_changes then
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self.old_direction = table.copy(dir)
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end
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-- more energy loss on turns
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if direction_changes then
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s = s - 0.4
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end
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dir = vector.normalize(dir)
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self.old_direction = table.copy(dir)
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self.punched = nil
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else
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self.punched = nil
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end
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end
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--check rail and handle energy loss/increase
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if self.next_pos ~= nil then
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local node = minetest.get_node(p)
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if node.name == "carts:powerrail" then
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s = s + 0.5 --powerrail
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elseif node.name == "carts:brakerail" then
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s = s - 0.5 --brakerail
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else
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s = s - 0.05 --rail or something else
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--handle downhill/uphill energy
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if self.next_pos ~= nil then
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if self.next_pos.y < self.old_pos.y then
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s = s + 0.5 -- downhill
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elseif self.next_pos.y > self.old_pos.y then
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s = s - 0.5 -- uphill
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end
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end
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end
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--mesecons support?
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-- --local acceleration = minetest.get_item_group(node.name, "acceleration")
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-- local acceleration = tonumber(minetest.get_meta(p):get_string("cart_acceleration"))--original PilzAdam version
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-- if acceleration > 0 or acceleration < 0 then
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-- s = s + acceleration --powerrail
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-- end
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--handle uphill/downhill
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if self.next_pos ~= nil then
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if self.next_pos.y < self.old_pos.y then
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s = s + 0.5
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elseif self.next_pos.y > self.old_pos.y then
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s = s - 0.5
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--check rail and handle energy loss/increase
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if self.next_pos ~= nil then
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if node.name == "carts:powerrail" then
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s = s + 0.5
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elseif node.name == "carts:brakerail" then
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s = s - 0.5
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else
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s = s - 0.05 --rail or something else
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||||
end
|
||||
-- loss energy on skipped blocks
|
||||
s = s - 0.05 * vector.distance(self.next_pos, self.old_pos)
|
||||
end
|
||||
end
|
||||
|
||||
--limit speed
|
||||
if s > carts.speed_max then
|
||||
s = carts.speed_max
|
||||
elseif s < 0 then
|
||||
s = 0
|
||||
end
|
||||
--mesecons support?
|
||||
-- --local acceleration = minetest.get_item_group(node.name, "acceleration")
|
||||
-- local acceleration = tonumber(minetest.get_meta(p):get_string("cart_acceleration"))--original PilzAdam version
|
||||
-- if acceleration > 0 or acceleration < 0 then
|
||||
-- s = s + acceleration --powerrail
|
||||
-- end
|
||||
|
||||
--set new cart object parameters
|
||||
v = vector.multiply(self.old_direction, s)
|
||||
self:set_velocity(v)
|
||||
self:set_yaw(self.old_direction)
|
||||
--handle punch
|
||||
if self.punched and self.punch_direction then
|
||||
if (s + 1) <= carts.punch_speed_max then
|
||||
s = s + 1
|
||||
else
|
||||
self.punched = nil
|
||||
end
|
||||
end
|
||||
|
||||
--limit speed
|
||||
if s > carts.speed_max then
|
||||
s = carts.speed_max
|
||||
elseif s < 0 then
|
||||
s = 0
|
||||
end
|
||||
|
||||
-- cart will not move anymore
|
||||
if s < 0.3 then
|
||||
s = 0
|
||||
self.next_pos = nil
|
||||
-- downhil/uphill and powerrail prevent stop
|
||||
if self.old_direction.y == 0 and
|
||||
node.name ~= "carts:powerrail"
|
||||
then
|
||||
self.full_stop = true
|
||||
end
|
||||
end
|
||||
|
||||
--set new cart object parameters
|
||||
v = vector.multiply(vector.normalize(self.old_direction), s)
|
||||
self:set_velocity(v)
|
||||
self:set_yaw(self.old_direction)
|
||||
end
|
||||
|
||||
--animation for uphill/downhill
|
||||
if self.next_pos then
|
||||
if self.next_pos.y < self.old_pos.y then
|
||||
self.object:set_animation({x=1, y=1}, 1, 0)
|
||||
elseif self.next_pos.y > self.old_pos.y then
|
||||
self.object:set_animation({x=2, y=2}, 1, 0)
|
||||
else
|
||||
self.object:set_animation({x=0, y=0}, 1, 0)
|
||||
end
|
||||
if self.old_direction.y < 0 then
|
||||
self.object:set_animation({x=1, y=1}, 1, 0)
|
||||
elseif self.old_direction.y > 0 then
|
||||
self.object:set_animation({x=2, y=2}, 1, 0)
|
||||
else
|
||||
self.object:set_animation({x=0, y=0}, 1, 0)
|
||||
end
|
||||
|
|
@ -470,47 +571,77 @@ local cart_entity = {
|
|||
end,
|
||||
|
||||
on_punch = function(self, puncher, time_from_last_punch, tool_capabilities, direction)
|
||||
-- Punched by non-player
|
||||
if not puncher or not puncher:is_player() then
|
||||
-- Punched by non-player
|
||||
self.punched = true
|
||||
self.punch_direction = direction
|
||||
return
|
||||
end
|
||||
-- Player digs cart by sneak-punch
|
||||
if puncher:get_player_control().sneak then
|
||||
if self.sound_handle then
|
||||
minetest.sound_stop(self.sound_handle)
|
||||
end
|
||||
-- Detach driver and items
|
||||
if self.driver then
|
||||
if self.old_pos then
|
||||
self.object:setpos(self.old_pos)
|
||||
end
|
||||
local player = minetest.get_player_by_name(self.driver)
|
||||
carts:manage_attachment(player, nil)
|
||||
end
|
||||
for _,obj_ in ipairs(self.attached_items) do
|
||||
if obj_ then
|
||||
obj_:set_detach()
|
||||
end
|
||||
end
|
||||
-- Pick up cart
|
||||
local inv = puncher:get_inventory()
|
||||
if not (creative and creative.is_enabled_for
|
||||
and creative.is_enabled_for(puncher:get_player_name()))
|
||||
or not inv:contains_item("main", "carts:cart") then
|
||||
local leftover = inv:add_item("main", "carts:cart")
|
||||
-- If no room in inventory add a replacement cart to the world
|
||||
if not leftover:is_empty() then
|
||||
minetest.add_item(self.object:getpos(), leftover)
|
||||
end
|
||||
end
|
||||
self.object:remove()
|
||||
return
|
||||
end
|
||||
elseif puncher:get_player_control().sneak then
|
||||
-- Player digs cart by sneak-punch
|
||||
if self.driver == nil or puncher:get_player_name() == self.driver then
|
||||
if self.sound_handle then
|
||||
minetest.sound_stop(self.sound_handle)
|
||||
end
|
||||
-- Detach driver and items
|
||||
if self.driver then
|
||||
if self.old_pos then
|
||||
self.object:setpos(self.old_pos)
|
||||
end
|
||||
local player = minetest.get_player_by_name(self.driver)
|
||||
carts:manage_attachment(player, nil)
|
||||
end
|
||||
for _,obj_ in ipairs(self.attached_items) do
|
||||
if obj_ then
|
||||
obj_:set_detach()
|
||||
end
|
||||
end
|
||||
-- Pick up cart
|
||||
local inv = puncher:get_inventory()
|
||||
if not (creative and creative.is_enabled_for
|
||||
and creative.is_enabled_for(puncher:get_player_name()))
|
||||
or not inv:contains_item("main", "carts:cart") then
|
||||
local leftover = inv:add_item("main", "carts:cart")
|
||||
-- If no room in inventory add a replacement cart to the world
|
||||
if not leftover:is_empty() then
|
||||
minetest.add_item(self.object:getpos(), leftover)
|
||||
end
|
||||
end
|
||||
self.object:remove()
|
||||
end
|
||||
else
|
||||
-- simple tool wear
|
||||
if puncher and puncher:is_player() and puncher:get_wielded_item() then
|
||||
local tool=puncher:get_wielded_item()
|
||||
tool:add_wear(100)
|
||||
puncher:set_wielded_item(tool)
|
||||
end
|
||||
-- cart is not immortal anymore, so handle when it is destroyed
|
||||
minetest.after(0,
|
||||
function(self)
|
||||
if self.object:get_hp() <= 0 then
|
||||
-- to stop soun when cart unloads, is destroyed or is picked up
|
||||
if self.sound_handle then
|
||||
minetest.sound_stop(self.sound_handle)
|
||||
end
|
||||
-- Detach driver and items
|
||||
if self.driver then
|
||||
if self.old_pos then
|
||||
self.object:setpos(self.old_pos)
|
||||
end
|
||||
local player = minetest.get_player_by_name(self.driver)
|
||||
carts:manage_attachment(player, nil)
|
||||
end
|
||||
for _,obj_ in ipairs(self.attached_items) do
|
||||
if obj_ then
|
||||
obj_:set_detach()
|
||||
end
|
||||
end
|
||||
end
|
||||
end,
|
||||
self)
|
||||
|
||||
self.punched = true
|
||||
self.punch_direction = puncher:get_look_dir()
|
||||
self.punched = true
|
||||
self.punch_direction = puncher:get_look_dir()
|
||||
end
|
||||
end
|
||||
}
|
||||
|
||||
|
|
|
|||
Loading…
Reference in New Issue