268 lines
8.2 KiB
Lua
268 lines
8.2 KiB
Lua
local smoke_pdef = {
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amount = 0.5,
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maxexptime = 2.0,
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minvel = { x = 0.0, y = 0.5, z = 0.0 },
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maxvel = { x = 0.0, y = 0.6, z = 0.0 },
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minsize = 1.5,
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maxsize = 1.5,
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minrelpos = { x = -1/16, y = 0.04, z = -1/16 },
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maxrelpos = { x = 1/16, y = 0.06, z = 1/16 },
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}
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local spawn_flames_floor = function(pos)
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-- Flames
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mcl_particles.add_node_particlespawner(pos, {
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amount = 8,
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time = 0,
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minpos = vector.add(pos, { x = -0.1, y = 0.05, z = -0.1 }),
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maxpos = vector.add(pos, { x = 0.1, y = 0.15, z = 0.1 }),
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minvel = { x = -0.01, y = 0, z = -0.01 },
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maxvel = { x = 0.01, y = 0.1, z = 0.01 },
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minexptime = 0.3,
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maxexptime = 0.6,
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minsize = 0.7,
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maxsize = 2,
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texture = "mcl_particles_flame.png",
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glow = minetest.registered_nodes[minetest.get_node(pos).name].light_source,
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}, "low")
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-- Smoke
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mcl_particles.spawn_smoke(pos, "torch", smoke_pdef)
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end
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local spawn_flames_wall = function(pos)
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--local minrelpos, maxrelpos
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local node = minetest.get_node(pos)
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local dir = minetest.wallmounted_to_dir(node.param2)
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local smoke_pdef = table.copy(smoke_pdef)
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if dir.x < 0 then
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smoke_pdef.minrelpos = { x = -0.38, y = 0.04, z = -0.1 }
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smoke_pdef.maxrelpos = { x = -0.2, y = 0.14, z = 0.1 }
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elseif dir.x > 0 then
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smoke_pdef.minrelpos = { x = 0.2, y = 0.04, z = -0.1 }
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smoke_pdef.maxrelpos = { x = 0.38, y = 0.14, z = 0.1 }
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elseif dir.z < 0 then
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smoke_pdef.minrelpos = { x = -0.1, y = 0.04, z = -0.38 }
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smoke_pdef.maxrelpos = { x = 0.1, y = 0.14, z = -0.2 }
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elseif dir.z > 0 then
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smoke_pdef.minrelpos = { x = -0.1, y = 0.04, z = 0.2 }
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smoke_pdef.maxrelpos = { x = 0.1, y = 0.14, z = 0.38 }
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else
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return
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end
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-- Flames
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mcl_particles.add_node_particlespawner(pos, {
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amount = 8,
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time = 0,
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minpos = vector.add(pos, smoke_pdef.minrelpos),
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maxpos = vector.add(pos, smoke_pdef.maxrelpos),
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minvel = { x = -0.01, y = 0, z = -0.01 },
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maxvel = { x = 0.01, y = 0.1, z = 0.01 },
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minexptime = 0.3,
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maxexptime = 0.6,
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minsize = 0.7,
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maxsize = 2,
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texture = "mcl_particles_flame.png",
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glow = minetest.registered_nodes[node.name].light_source,
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}, "low")
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-- Smoke
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mcl_particles.spawn_smoke(pos, "torch", smoke_pdef)
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end
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local remove_flames = function(pos)
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mcl_particles.delete_node_particlespawners(pos)
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end
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--
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-- 3d torch part
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--
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-- Check if placement at given node is allowed
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local function check_placement_allowed(node, wdir)
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-- Torch placement rules: Disallow placement on some nodes. General rule: Solid, opaque, full cube collision box nodes are allowed.
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-- Special allowed nodes:
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-- * soul sand
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-- * mob spawner
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-- * chorus flower
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-- * glass, barrier, ice
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-- * Fence, wall, end portal frame with ender eye: Only on top
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-- * Slab, stairs: Only on top if upside down
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-- Special forbidden nodes:
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-- * Piston, sticky piston
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local def = minetest.registered_nodes[node.name]
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if not def then
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return false
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-- No ceiling torches
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elseif wdir == 0 then
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return false
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elseif not def.buildable_to then
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if node.name ~= "mcl_core:ice" and node.name ~= "mcl_nether:soul_sand" and node.name ~= "mcl_mobspawners:spawner" and node.name ~= "mcl_core:barrier" and node.name ~= "mcl_end:chorus_flower" and node.name ~= "mcl_end:chorus_flower_dead" and (not def.groups.glass) and
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((not def.groups.solid) or (not def.groups.opaque)) then
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-- Only allow top placement on these nodes
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if node.name == "mcl_end:dragon_egg" or node.name == "mcl_portals:end_portal_frame_eye" or def.groups.fence == 1 or def.groups.wall or def.groups.slab_top == 1 or def.groups.anvil or def.groups.pane or (def.groups.stair == 1 and minetest.facedir_to_dir(node.param2).y ~= 0) then
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if wdir ~= 1 then
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return false
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end
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else
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return false
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end
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elseif minetest.get_item_group(node.name, "piston") >= 1 then
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return false
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end
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end
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return true
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end
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function mcl_torches.register_torch(def)
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local itemstring = minetest.get_current_modname() .. ":" .. def.name
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local itemstring_wall = itemstring .. "_wall"
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def.light = def.light or minetest.LIGHT_MAX
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def.mesh_floor = def.mesh_floor or "mcl_torches_torch_floor.obj"
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def.mesh_wall = def.mesh_wall or "mcl_torches_torch_wall.obj"
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local groups = def.groups or {}
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groups.attached_node = 1
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groups.torch = 1
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groups.torch_particles = def.particles and 1
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groups.dig_by_water = 1
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groups.destroy_by_lava_flow = 1
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groups.dig_by_piston = 1
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local floordef = {
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description = def.description,
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_doc_items_longdesc = def.doc_items_longdesc,
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_doc_items_usagehelp = def.doc_items_usagehelp,
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_doc_items_hidden = def.doc_items_hidden,
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_doc_items_create_entry = def._doc_items_create_entry,
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drawtype = "mesh",
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mesh = def.mesh_floor,
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inventory_image = def.icon,
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wield_image = def.icon,
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tiles = def.tiles,
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use_texture_alpha = minetest.features.use_texture_alpha_string_modes and "opaque" or false,
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paramtype = "light",
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paramtype2 = "wallmounted",
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sunlight_propagates = true,
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is_ground_content = false,
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walkable = false,
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liquids_pointable = false,
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light_source = def.light,
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groups = groups,
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drop = def.drop or itemstring,
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selection_box = {
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type = "wallmounted",
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wall_top = {-1/16, -1/16, -1/16, 1/16, 0.5, 1/16},
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wall_bottom = {-1/16, -0.5, -1/16, 1/16, 1/16, 1/16},
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},
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sounds = def.sounds,
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node_placement_prediction = "",
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on_place = function(itemstack, placer, pointed_thing)
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if pointed_thing.type ~= "node" then
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-- no interaction possible with entities, for now.
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return itemstack
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end
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local under = pointed_thing.under
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local node = minetest.get_node(under)
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local def = minetest.registered_nodes[node.name]
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if not def then return itemstack end
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-- Call on_rightclick if the pointed node defines it
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if placer and not placer:get_player_control().sneak then
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if minetest.registered_nodes[node.name] and minetest.registered_nodes[node.name].on_rightclick then
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return minetest.registered_nodes[node.name].on_rightclick(under, node, placer, itemstack) or itemstack
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end
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end
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local above = pointed_thing.above
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local wdir = minetest.dir_to_wallmounted({x = under.x - above.x, y = under.y - above.y, z = under.z - above.z})
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if check_placement_allowed(node, wdir) == false then
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return itemstack
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end
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local itemstring = itemstack:get_name()
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local fakestack = ItemStack(itemstack)
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local idef = fakestack:get_definition()
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local retval
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if wdir == 1 then
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retval = fakestack:set_name(itemstring)
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else
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retval = fakestack:set_name(itemstring_wall)
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end
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if not retval then
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return itemstack
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end
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local success
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itemstack, success = minetest.item_place(fakestack, placer, pointed_thing, wdir)
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itemstack:set_name(itemstring)
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if success and idef.sounds and idef.sounds.place then
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minetest.sound_play(idef.sounds.place, {pos=under, gain=1}, true)
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end
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return itemstack
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end,
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on_rotate = false,
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on_construct = def.particles and spawn_flames_floor,
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on_destruct = def.particles and remove_flames,
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}
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minetest.register_node(itemstring, floordef)
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local groups_wall = table.copy(groups)
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groups_wall.torch = 2
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local walldef = {
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drawtype = "mesh",
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mesh = def.mesh_wall,
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tiles = def.tiles,
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use_texture_alpha = minetest.features.use_texture_alpha_string_modes and "opaque" or false,
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paramtype = "light",
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paramtype2 = "wallmounted",
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sunlight_propagates = true,
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is_ground_content = false,
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walkable = false,
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light_source = def.light,
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groups = groups_wall,
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drop = def.drop or itemstring,
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selection_box = {
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type = "wallmounted",
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wall_top = {-0.1, -0.1, -0.1, 0.1, 0.5, 0.1},
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wall_bottom = {-0.1, -0.5, -0.1, 0.1, 0.1, 0.1},
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wall_side = {-0.5, -0.5, -0.1, -0.2, 0.1, 0.1},
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},
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sounds = def.sounds,
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on_rotate = false,
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on_construct = def.particles and spawn_flames_wall,
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on_destruct = def.particles and remove_flames,
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}
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minetest.register_node(itemstring_wall, walldef)
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-- Add entry alias for the Help
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if minetest.get_modpath("doc") then
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doc.add_entry_alias("nodes", itemstring, "nodes", itemstring_wall)
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end
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end
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minetest.register_lbm({
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label = "Torch flame particles",
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name = "mcl_torches:flames",
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nodenames = {"group:torch_particles"},
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run_at_every_load = true,
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action = function(pos, node)
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local torch_group = minetest.get_item_group(node.name, "torch")
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if torch_group == 1 then
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spawn_flames_floor(pos)
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elseif torch_group == 2 then
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spawn_flames_wall(pos)
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end
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end,
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})
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