| commit | author | age | ||
| 82cba9 | 1 | minetest.register_craftitem("technic:injector", { |
| R | 2 | description = "Injector", |
| 3 | stack_max = 99, | |
| 4 | }) | |
| 5 | ||
| 6 | minetest.register_node("technic:injector", { | |
| 7 | description = "Injector", | |
| 8 | tiles = {"technic_iron_chest_top.png", "technic_iron_chest_top.png", "technic_iron_chest_side.png", | |
| 9 | "technic_iron_chest_side.png", "technic_iron_chest_side.png", "technic_iron_chest_front.png"}, | |
| 10 | paramtype2 = "facedir", | |
| 11 | groups = {snappy=2,choppy=2,oddly_breakable_by_hand=2}, | |
| 12 | legacy_facedir_simple = true, | |
| 13 | sounds = default.node_sound_wood_defaults(), | |
| 14 | on_construct = function(pos) | |
| 15 | local meta = minetest.env:get_meta(pos) | |
| 16 | meta:set_string("formspec", | |
| 17 | "invsize[9,9;]".. | |
| 18 | "list[current_name;main;0,2;8,2;]".. | |
| 19 | "list[current_player;main;0,5;8,4;]") | |
| 20 | meta:set_string("infotext", "Injector") | |
| 21 | local inv = meta:get_inventory() | |
| 22 | inv:set_size("main", 8*4) | |
| 23 | end, | |
| 24 | can_dig = function(pos,player) | |
| 25 | local meta = minetest.env:get_meta(pos); | |
| 26 | local inv = meta:get_inventory() | |
| 27 | return inv:is_empty("main") | |
| 28 | end, | |
| 29 | on_punch = function (pos, node, puncher) | |
| 30 | local meta = minetest.env:get_meta(pos); | |
| 31 | local inv = meta:get_inventory() | |
| 32 | for _,stack in ipairs(inv:get_list("main")) do | |
| 33 | if stack:get_name() ~="" then | |
| 34 | inv:remove_item("main",stack) | |
| 35 | item1=tube_item({x=pos.x+.5,y=pos.y,z=pos.z},stack) | |
| 36 | return | |
| 37 | end | |
| 38 | end | |
| 39 | end, | |
| 40 | }) | |
| 41 | ||
| 42 | ||
| 43 | function tube_item(pos, item) | |
| 44 | -- Take item in any format | |
| 45 | local stack = ItemStack(item) | |
| 46 | local obj = minetest.env:add_entity(pos, "technic:tubed_item") | |
| 47 | obj:get_luaentity():set_item(stack:to_string()) | |
| 48 | obj:get_luaentity().start_pos = {x=pos.x,y=pos.y,z=pos.z} | |
| 49 | obj:setacceleration({x=0, y=0, z=0}) | |
| 50 | pos.x=pos.x+1 | |
| 51 | local meta = minetest.env:get_meta(pos) | |
| 52 | if meta:get_int("tubelike")==1 then obj:setvelocity({x=1, y=0, z=0}) return obj end | |
| 53 | pos.x=pos.x-2 | |
| 54 | meta = minetest.env:get_meta(pos) | |
| 55 | if meta:get_int("tubelike")==1 then obj:setvelocity({x=-1, y=0, z=0}) return obj end | |
| 56 | pos.x=pos.x+1 | |
| 57 | pos.z=pos.z+1 | |
| 58 | meta = minetest.env:get_meta(pos) | |
| 59 | if meta:get_int("tubelike")==1 then obj:setvelocity({x=0, y=0, z=1}) return obj end | |
| 60 | pos.z=pos.z-2 | |
| 61 | meta = minetest.env:get_meta(pos) | |
| 62 | if meta:get_int("tubelike")==1 then obj:setvelocity({x=0, y=0, z=-1}) return obj end | |
| 63 | pos.z=pos.z+1 | |
| 64 | pos.y=pos.y+1 | |
| 65 | meta = minetest.env:get_meta(pos) | |
| 66 | if meta:get_int("tubelike")==1 then obj:setvelocity({x=0, y=1, z=0}) return obj end | |
| 67 | pos.y=pos.y-2 | |
| 68 | meta = minetest.env:get_meta(pos) | |
| 69 | if meta:get_int("tubelike")==1 then obj:setvelocity({x=0, y=-2, z=0}) return obj end | |
| 70 | pos.y=pos.y+1 | |
| 71 | return obj | |
| 72 | end | |
| 73 | ||
| 74 | minetest.register_entity("technic:tubed_item", { | |
| 75 | initial_properties = { | |
| 76 | hp_max = 1, | |
| 77 | physical = false, | |
| 78 | collisionbox = {0,0,0,0,0,0}, | |
| 79 | visual = "sprite", | |
| 80 | visual_size = {x=0.5, y=0.5}, | |
| 81 | textures = {""}, | |
| 82 | spritediv = {x=1, y=1}, | |
| 83 | initial_sprite_basepos = {x=0, y=0}, | |
| 84 | is_visible = false, | |
| 85 | start_pos={} | |
| 86 | }, | |
| 87 | ||
| 88 | itemstring = '', | |
| 89 | physical_state = false, | |
| 90 | ||
| 91 | set_item = function(self, itemstring) | |
| 92 | self.itemstring = itemstring | |
| 93 | local stack = ItemStack(itemstring) | |
| 94 | local itemtable = stack:to_table() | |
| 95 | local itemname = nil | |
| 96 | if itemtable then | |
| 97 | itemname = stack:to_table().name | |
| 98 | end | |
| 99 | local item_texture = nil | |
| 100 | local item_type = "" | |
| 101 | if minetest.registered_items[itemname] then | |
| 102 | item_texture = minetest.registered_items[itemname].inventory_image | |
| 103 | item_type = minetest.registered_items[itemname].type | |
| 104 | end | |
| 105 | prop = { | |
| 106 | is_visible = true, | |
| 107 | visual = "sprite", | |
| 108 | textures = {"unknown_item.png"} | |
| 109 | } | |
| 110 | if item_texture and item_texture ~= "" then | |
| 111 | prop.visual = "sprite" | |
| 112 | prop.textures = {item_texture} | |
| 113 | prop.visual_size = {x=0.3, y=0.3} | |
| 114 | else | |
| 115 | prop.visual = "wielditem" | |
| 116 | prop.textures = {itemname} | |
| 117 | prop.visual_size = {x=0.15, y=0.15} | |
| 118 | end | |
| 119 | self.object:set_properties(prop) | |
| 120 | end, | |
| 121 | ||
| 122 | get_staticdata = function(self) | |
| 123 | ||
| 124 | return minetest.serialize({ | |
| 125 | itemstring=self.itemstring, | |
| 126 | velocity=self.object:getvelocity(), | |
| 127 | start_pos=self.start_pos | |
| 128 | }) | |
| 129 | end, | |
| 130 | ||
| 131 | on_activate = function(self, staticdata) | |
| 132 | if staticdata=="" or staticdata==nil then return end | |
| 133 | local item = minetest.deserialize(staticdata) | |
| 134 | local stack = ItemStack(item.itemstring) | |
| 135 | local itemtable = stack:to_table() | |
| 136 | local itemname = nil | |
| 137 | if itemtable then | |
| 138 | itemname = stack:to_table().name | |
| 139 | end | |
| 140 | ||
| 141 | if itemname then | |
| 142 | self.start_pos=item.start_pos | |
| 143 | self.object:setvelocity(item.velocity) | |
| 144 | self.object:setacceleration({x=0, y=0, z=0}) | |
| 145 | self.object:setpos(item.start_pos) | |
| 146 | end | |
| 147 | self:set_item(item.itemstring) | |
| 148 | end, | |
| 149 | ||
| 150 | on_step = function(self, dtime) | |
| 151 | if self.start_pos then | |
| 152 | local pos = self.object:getpos() | |
| 153 | local node = minetest.env:get_node(pos) | |
| 154 | local meta = minetest.env:get_meta(pos) | |
| 155 | tubelike=meta:get_int("tubelike") | |
| 156 | local velocity=self.object:getvelocity() | |
| 157 | ||
| 158 | if not velocity then return end | |
| 159 | ||
| 160 | if math.abs(velocity.x)==1 then | |
| 161 | local next_node=math.abs(pos.x-self.start_pos.x) | |
| 162 | if next_node >= 1 then | |
| 163 | self.start_pos.x=self.start_pos.x+velocity.x | |
| 164 | if check_pos_vector (self.start_pos, velocity)==0 then | |
| 165 | check_next_step (self.start_pos, velocity) | |
| 166 | self.object:setpos(self.start_pos) | |
| 167 | self.object:setvelocity(velocity) | |
| 168 | return | |
| 169 | end | |
| 170 | end | |
| 171 | end | |
| 172 | ||
| 173 | if math.abs(velocity.y)==1 then | |
| 174 | local next_node=math.abs(pos.y-self.start_pos.y) | |
| 175 | if next_node >= 1 then | |
| 176 | self.start_pos.y=self.start_pos.y+velocity.y | |
| 177 | if check_pos_vector (self.start_pos, velocity)==0 then | |
| 178 | check_next_step (self.start_pos, velocity) | |
| 179 | self.object:setpos(self.start_pos) | |
| 180 | self.object:setvelocity(velocity) | |
| 181 | return | |
| 182 | end | |
| 183 | end | |
| 184 | end | |
| 185 | ||
| 186 | if math.abs(velocity.z)==1 then | |
| 187 | local next_node=math.abs(pos.z-self.start_pos.z) | |
| 188 | if next_node >= 1 then | |
| 189 | self.start_pos.z=self.start_pos.z+velocity.z | |
| 190 | if check_pos_vector (self.start_pos, velocity)==0 then | |
| 191 | check_next_step (self.start_pos, velocity) | |
| 192 | self.object:setpos(self.start_pos) | |
| 193 | self.object:setvelocity(velocity) | |
| 194 | return | |
| 195 | end | |
| 196 | end | |
| 197 | end | |
| 198 | end | |
| 199 | end | |
| 200 | }) | |
| 201 | ||
| 202 | ||
| 203 | function check_next_step (pos,velocity) | |
| 204 | local meta | |
| 205 | local tubelike | |
| 206 | ||
| 207 | if velocity.x==0 then | |
| 208 | meta = minetest.env:get_meta({x=pos.x-1,y=pos.y,z=pos.z}) | |
| 209 | tubelike=meta:get_int("tubelike") | |
| 210 | if tubelike==1 then velocity.x=-1 velocity.y=0 velocity.z=0 return end | |
| 211 | meta = minetest.env:get_meta({x=pos.x+1,y=pos.y,z=pos.z}) | |
| 212 | tubelike=meta:get_int("tubelike") | |
| 213 | if tubelike==1 then velocity.x=1 velocity.y=0 velocity.z=0 return end | |
| 214 | end | |
| 215 | ||
| 216 | if velocity.z==0 then | |
| 217 | meta = minetest.env:get_meta({x=pos.x,y=pos.y,z=pos.z+1}) | |
| 218 | tubelike=meta:get_int("tubelike") | |
| 219 | if tubelike==1 then velocity.x=0 velocity.y=0 velocity.z=1 return end | |
| 220 | meta = minetest.env:get_meta({x=pos.x,y=pos.y,z=pos.z-1}) | |
| 221 | tubelike=meta:get_int("tubelike") | |
| 222 | if tubelike==1 then velocity.x=0 velocity.y=0 velocity.z=-1 return end | |
| 223 | end | |
| 224 | ||
| 225 | if velocity.y==0 then | |
| 226 | meta = minetest.env:get_meta({x=pos.x,y=pos.y+1,z=pos.z}) | |
| 227 | tubelike=meta:get_int("tubelike") | |
| 228 | if tubelike==1 then velocity.x=0 velocity.y=1 velocity.z=0 return end | |
| 229 | meta = minetest.env:get_meta({x=pos.x,y=pos.y-1,z=pos.z}) | |
| 230 | tubelike=meta:get_int("tubelike") | |
| 231 | if tubelike==1 then velocity.x=0 velocity.y=-1 velocity.z=0 return end | |
| 232 | end | |
| 233 | ||
| 234 | --velocity.x=0 | |
| 235 | --velocity.y=0 | |
| 236 | --velocity.z=0 | |
| 237 | end | |
| 238 | ||
| 239 | function check_pos_vector (pos,velocity) | |
| 240 | added={} | |
| 241 | added.x=pos.x+velocity.x | |
| 242 | added.y=pos.y+velocity.y | |
| 243 | added.z=pos.z+velocity.z | |
| 244 | local meta=minetest.env:get_meta(added) | |
| 245 | --print(dump(added).." : "..tubelike) | |
| 246 | if meta:get_int("tubelike")==1 then return 1 end | |
| 247 | return 0 | |
| 248 | end | |
