145 lines
3.8 KiB
Lua
145 lines
3.8 KiB
Lua
-- LUALOCALS < ---------------------------------------------------------
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local minetest, nodecore, string, vector
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= minetest, nodecore, string, vector
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local string_gsub
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= string.gsub
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-- LUALOCALS > ---------------------------------------------------------
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local modname = minetest.get_current_modname()
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local function lens_check(pos, node, recv, getnode)
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local face = nodecore.facedirs[node.param2]
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if recv(face.k) and node.name ~= modname .. ":lens_on" then
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if node.name == modname .. ":lens_glow" then
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return modname .. ":lens_glow"
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else
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return modname .. ":lens_glow_start"
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end
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end
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local fore = vector.add(pos, face.f)
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local nnode = getnode(fore)
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local def = minetest.registered_items[nnode.name] or {}
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if (def.light_source and def.light_source > 3)
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or (def.groups and def.groups.activates_lens) then
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return modname .. ":lens_on"
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end
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return modname .. ":lens"
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end
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local txr = modname .. "_glass_frost.png"
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local pact = modname .. "_port_active.png"
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local pout = modname .. "_port_output.png"
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local pinp = modname .. "_port_input.png"
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local basedef = {
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description = "Lens",
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drawtype = "mesh",
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mesh = "nc_optics_lens.obj",
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selection_box = nodecore.fixedbox(
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{-7/16, -7/16, -3/8, 7/16, 7/16, 3/8}
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),
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tiles = {
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txr,
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txr .. "^" .. pout,
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txr .. "^" .. pinp
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},
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backface_culling = true,
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groups = {
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silica = 1,
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silica_lens = 1,
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optic_check = 1,
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cracky = 3,
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scaling_time = 125,
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optic_gluable = 1
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},
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silktouch = false,
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drop = modname .. ":lens",
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on_construct = nodecore.optic_check,
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on_destruct = nodecore.optic_check,
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on_spin = nodecore.optic_check,
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optic_check = lens_check,
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paramtype = "light",
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paramtype2 = "facedir",
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on_rightclick = nodecore.node_spin_filtered(function(a, b)
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return vector.equals(a.f, b.f)
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end),
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sounds = nodecore.sounds("nc_optics_glassy")
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}
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local function reg(suff, def)
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minetest.register_node(modname .. ":lens" .. suff,
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nodecore.underride(def, basedef))
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end
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reg("", {})
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reg("_on", {
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description = "Active Lens",
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tiles = {
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txr .. "^(" .. pact .. "^[opacity:96)",
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txr .. "^" .. pact .. "^" .. pout,
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txr .. "^" .. pinp .. "^" .. pout
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},
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light_source = 1,
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groups = {optic_source = 1, optic_lens_emit = 1},
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optic_source = function(_, node)
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return {nodecore.facedirs[node.param2].k}
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end
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})
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reg("_glow", {
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description = "Shining Lens",
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light_source = 12,
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tiles = {
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txr .. "^" .. modname .. "_shine_side.png",
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txr .. "^" .. modname .. "_shine_end.png^" .. pinp,
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txr .. "^" .. modname .. "_shine_end.png^" .. pact,
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},
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})
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reg("_glow_start", {
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description = "Shining Lens",
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light_source = 1,
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groups = {activates_lens = 1, lens_glow_start = 1},
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tiles = {
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txr .. "^" .. modname .. "_shine_side.png",
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txr .. "^" .. modname .. "_shine_end.png^" .. pinp,
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txr .. "^" .. modname .. "_shine_end.png^" .. pact,
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},
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on_construct = function(pos) return nodecore.dnt_set(pos,
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modname .. ":lens_warmup") end
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})
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nodecore.register_dnt({
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name = modname .. ":lens_warmup",
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nodenames = {"group:lens_glow_start"},
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time = 2,
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action = function(pos, node)
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node.name = string_gsub(node.name, "_start", "")
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return nodecore.set_node(pos, node)
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end
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})
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minetest.register_abm({
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label = "lens fire start",
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interval = 2,
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chance = 2,
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nodenames = {"group:optic_lens_emit"},
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action = function(pos, node)
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local face = nodecore.facedirs[node.param2]
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local out = vector.add(face.k, pos)
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local tn = minetest.get_node(out)
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local tdef = minetest.registered_items[tn.name] or {}
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local flam = tdef and tdef.groups and tdef.groups.flammable
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if flam then
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return nodecore.fire_check_ignite(out, tn)
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end
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if tdef.groups and tdef.groups.is_stack_only then
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local stack = nodecore.stack_get(out)
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return nodecore.fire_check_ignite(out, {
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name = stack:get_name(),
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count = stack:get_count()
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})
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end
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end
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})
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