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https://git.minetest.land/VoxeLibre/VoxeLibre.git
synced 2024-08-22 09:57:25 +02:00
Implement train reversing
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@ -364,3 +364,15 @@ function mod.get_cart_position(cart_staticdata)
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return vector.add(data.connected_at, vector.multiply(data.dir or vector.zero(), data.distance or 0))
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return vector.add(data.connected_at, vector.multiply(data.dir or vector.zero(), data.distance or 0))
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end
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end
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function mod.reverse_cart_direction(staticdata)
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-- Complete moving thru this block into the next, reverse direction, and put us back at the same position we were at
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local next_dir = -staticdata.dir
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staticdata.connected_at = staticdata.connected_at + staticdata.dir
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staticdata.distance = 1 - (staticdata.distance or 0)
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-- recalculate direction
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local next_dir,_ = mod:get_rail_direction(staticdata.connected_at, next_dir, nil, nil, staticdata.railtype)
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staticdata.dir = next_dir
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end
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@ -11,6 +11,7 @@ local MAX_TRAIN_LENGTH = mod.MAX_TRAIN_LENGTH
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-- Imports
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-- Imports
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local train_length = mod.train_length
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local train_length = mod.train_length
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local update_train = mod.update_train
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local update_train = mod.update_train
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local reverse_train = mod.reverse_train
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local link_cart_ahead = mod.link_cart_ahead
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local link_cart_ahead = mod.link_cart_ahead
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local update_cart_orientation = mod.update_cart_orientation
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local update_cart_orientation = mod.update_cart_orientation
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local get_cart_data = mod.get_cart_data
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local get_cart_data = mod.get_cart_data
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@ -248,14 +249,12 @@ local function calculate_acceleration(self, staticdata)
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end
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end
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local function reverse_direction(self, staticdata)
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local function reverse_direction(self, staticdata)
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-- Complete moving thru this block into the next, reverse direction, and put us back at the same position we were at
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if staticdata.behind or staticdata.ahead then
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local next_dir = -staticdata.dir
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reverse_train(self)
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staticdata.connected_at = staticdata.connected_at + staticdata.dir
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return
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staticdata.distance = 1 - (staticdata.distance or 0)
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end
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-- recalculate direction
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mod.reverse_cart_direction(staticdata)
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local next_dir,_ = mcl_minecarts:get_rail_direction(staticdata.connected_at, next_dir, nil, nil, staticdata.railtype)
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staticdata.dir = next_dir
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end
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end
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local function do_movement_step(self, dtime)
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local function do_movement_step(self, dtime)
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@ -114,3 +114,12 @@ function mod.link_cart_ahead(cart, cart_ahead)
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staticdata.ahead = ca_staticdata.uuid
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staticdata.ahead = ca_staticdata.uuid
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ca_staticdata.behind = staticdata.uuid
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ca_staticdata.behind = staticdata.uuid
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end
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end
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function mod.reverse_train(cart)
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for c in train_cars(cart) do
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mod.reverse_cart_direction(c)
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c.behind,c.ahead = c.ahead,c.behind
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end
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end
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