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66 lines
2.3 KiB
66 lines
2.3 KiB
local minetest, vector, nodecore, include |
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= minetest, vector, nodecore, include |
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local hud = include("hud") |
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local rotate = include("rotate") |
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local utility = include("utility") |
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-- TODO: Add crosshair indicators for rotating around edges. |
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-- TODO: Register only the nodes that should be rotatable. |
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-- TODO: Replace `on_rightclick` of intended nodes. |
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-- TODO: Add some more comments. |
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-- Distance at which we want to rotate by "pushing" on an edge. |
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local EDGE_DISTANCE = 1.5 / 16 -- 1.5 texels (at 16² texture resolution) |
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local rotating_state = {} |
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nodecore.register_playerstep({ |
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label = "extended rotating update", |
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action = function(player, player_data) |
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local name = player:get_player_name() |
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local state = {}; rotating_state[name] = state |
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local pointed_thing = player_data.raycast() |
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if (not pointed_thing) or pointed_thing.type ~= "node" then return nil end |
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state.pos = pointed_thing.under |
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state.node = minetest.get_node(state.pos) |
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if not rotate.is_rotatable(state.node) then return end |
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if vector.equals(pointed_thing.above, pointed_thing.under) then return end |
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state.face = pointed_thing.above - pointed_thing.under |
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local edge, distance = utility.find_closest_edge(state.node, pointed_thing) |
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if edge and distance > EDGE_DISTANCE then |
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state.axis = state.face |
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state.mode = "face" |
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else |
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state.axis = state.face:cross(edge):normalize():round() |
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state.mode = "edge" |
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end |
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state.invert = player:get_player_control().sneak |
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hud.update_player_hud(player, state) |
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end, |
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}) |
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minetest.register_on_leaveplayer(function(player) |
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local name = player:get_player_name() |
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rotating_state[name] = nil |
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end) |
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minetest.register_on_punchnode(function(pos, node, puncher, pointed_thing) |
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if not minetest.is_player(puncher) then return end |
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local name = puncher:get_player_name() |
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local state = rotating_state[name] |
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if not state then return end |
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-- Make sure we're still the same node that we raycasted in `playerstep`. |
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if not vector.equals(pos, state.pos) then return end |
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if node.name ~= state.node.name or node.param2 ~= state.node.param2 then return end |
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local degrees = state.invert and 90 or -90 |
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rotate.rotate_node(state.pos, state.node, state.axis, degrees) |
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end)
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