initial stargate code

1 files changed, 470 insertions, 0 deletions

diff --git a/stargate/gate_defs.lua b/stargate/gate_defs.lua
new file mode 100644
index 0000000..57189d5
--- /dev/null
+++ b/stargate/gate_defs.lua
@@ -0,0 +1,470 @@
+function swap_gate_node(pos,name,dir)
+	local node = minetest.env:get_node(pos)
+	local meta = minetest.env:get_meta(pos)
+	local meta0 = meta:to_table()
+	node.name = name
+	node.param1=0
+	node.param2=dir
+	minetest.env:set_node(pos,node)
+	meta=minetest.env:get_meta(pos)
+	meta:from_table(meta0)
+end
+
+function getDir (player)
+	local dir=player:get_look_dir()
+	if math.abs(dir.x)>math.abs(dir.z) then 
+		if dir.x>0 then return 0 end
+		return 1
+	end
+	if dir.z>0 then return 2 end
+	return 3
+end
+
+function checkNode (pos)
+	local node=minetest.env:get_node(pos)
+	if node.name == "air" then return 0 end
+	return 1
+end
+
+function addGateNode (gateNodes,i,pos)
+gateNodes[i].pos.x=pos.x
+gateNodes[i].pos.y=pos.y
+gateNodes[i].pos.z=pos.z
+end
+
+function placeGate (player,pos)
+	local player_name=player:get_player_name()
+	local dir=minetest.dir_to_facedir(player:get_look_dir())
+	local pos1=pos
+	local gateNodes={}
+	for i=1,9,1 do
+		gateNodes[i]={}
+		gateNodes[i].pos={}
+	end
+	if dir==1 then 
+			addGateNode(gateNodes,1,pos1)
+			pos1.z=pos1.z+1
+			addGateNode(gateNodes,2,pos1)
+			pos1.z=pos1.z-2
+			addGateNode(gateNodes,3,pos1)
+			pos1.z=pos1.z+1
+			pos1.y=pos1.y+1
+			addGateNode(gateNodes,4,pos1)
+			pos1.z=pos1.z+1
+			addGateNode(gateNodes,5,pos1)
+			pos1.z=pos1.z-2
+			addGateNode(gateNodes,6,pos1)
+			pos1.z=pos1.z+1
+			pos1.y=pos1.y+1
+			addGateNode(gateNodes,7,pos1)
+			pos1.z=pos1.z+1
+			addGateNode(gateNodes,8,pos1)
+			pos1.z=pos1.z-2
+			addGateNode(gateNodes,9,pos1)
+	end
+	if dir==3 then 
+			addGateNode(gateNodes,1,pos1)
+			pos1.z=pos1.z+1
+			addGateNode(gateNodes,3,pos1)
+			pos1.z=pos1.z-2
+			addGateNode(gateNodes,2,pos1)
+			pos1.z=pos1.z+1
+			pos1.y=pos1.y+1
+			addGateNode(gateNodes,4,pos1)
+			pos1.z=pos1.z+1
+			addGateNode(gateNodes,6,pos1)
+			pos1.z=pos1.z-2
+			addGateNode(gateNodes,5,pos1)
+			pos1.z=pos1.z+1
+			pos1.y=pos1.y+1
+			addGateNode(gateNodes,7,pos1)
+			pos1.z=pos1.z+1
+			addGateNode(gateNodes,9,pos1)
+			pos1.z=pos1.z-2
+			addGateNode(gateNodes,8,pos1)
+	end
+	if dir==2 then  
+			addGateNode(gateNodes,1,pos1)
+			pos1.x=pos1.x+1
+			addGateNode(gateNodes,2,pos1)
+			pos1.x=pos1.x-2
+			addGateNode(gateNodes,3,pos1)
+			pos1.x=pos1.x+1
+			pos1.y=pos1.y+1
+			addGateNode(gateNodes,4,pos1)
+			pos1.x=pos1.x+1
+			addGateNode(gateNodes,5,pos1)
+			pos1.x=pos1.x-2
+			addGateNode(gateNodes,6,pos1)
+			pos1.x=pos1.x+1
+			pos1.y=pos1.y+1
+			addGateNode(gateNodes,7,pos1)
+			pos1.x=pos1.x+1
+			addGateNode(gateNodes,8,pos1)
+			pos1.x=pos1.x-2
+			addGateNode(gateNodes,9,pos1)
+			end
+	if dir==0 then  
+			addGateNode(gateNodes,1,pos1)
+			pos1.x=pos1.x+1
+			addGateNode(gateNodes,3,pos1)
+			pos1.x=pos1.x-2
+			addGateNode(gateNodes,2,pos1)
+			pos1.x=pos1.x+1
+			pos1.y=pos1.y+1
+			addGateNode(gateNodes,4,pos1)
+			pos1.x=pos1.x+1
+			addGateNode(gateNodes,6,pos1)
+			pos1.x=pos1.x-2
+			addGateNode(gateNodes,5,pos1)
+			pos1.x=pos1.x+1
+			pos1.y=pos1.y+1
+			addGateNode(gateNodes,7,pos1)
+			pos1.x=pos1.x+1
+			addGateNode(gateNodes,9,pos1)
+			pos1.x=pos1.x-2
+			addGateNode(gateNodes,8,pos1)
+			end
+	for i=1,9,1 do
+		local node=minetest.env:get_node(gateNodes[i].pos)
+		if node.name ~= "air" then return false end
+	end
+	minetest.env:set_node(gateNodes[1].pos,{name="stargate:gatenode8_off", param1=0, param2=dir})
+	minetest.env:set_node(gateNodes[2].pos,{name="stargate:gatenode7_off", param1=0, param2=dir})
+	minetest.env:set_node(gateNodes[3].pos,{name="stargate:gatenode9_off", param1=0, param2=dir})
+	minetest.env:set_node(gateNodes[4].pos,{name="stargate:gatenode5_off", param1=0, param2=dir})
+	minetest.env:set_node(gateNodes[5].pos,{name="stargate:gatenode4_off", param1=0, param2=dir})
+	minetest.env:set_node(gateNodes[6].pos,{name="stargate:gatenode6_off", param1=0, param2=dir})
+	minetest.env:set_node(gateNodes[7].pos,{name="stargate:gatenode2_off", param1=0, param2=dir})
+	minetest.env:set_node(gateNodes[8].pos,{name="stargate:gatenode1_off", param1=0, param2=dir})
+	minetest.env:set_node(gateNodes[9].pos,{name="stargate:gatenode3_off", param1=0, param2=dir})
+	local meta = minetest.env:get_meta(gateNodes[1].pos)
+	meta:set_string("infotext", "Stargate inactive\nOwned by: "..player_name)
+	meta:set_string("gateNodes",minetest.serialize(gateNodes))
+	meta:set_int("gateActive",0)
+	meta:set_string("owner",player_name)
+	stargate.registerGate(player_name,gateNodes[1].pos)
+	return true
+end
+
+function removeGate (pos)
+	local meta = minetest.env:get_meta(pos)
+	local player_name=meta:get_string("owner")
+	local gateNodes=minetest.deserialize(meta:get_string("gateNodes"))
+	for i=2,9,1 do
+		minetest.env:remove_node(gateNodes[i].pos)
+	end
+	stargate.unregisterGate(player_name,gateNodes[1].pos)
+end
+
+function activateGate (player,pos)
+	local node = minetest.env:get_node(pos)
+	local dir=node.param2
+	local meta = minetest.env:get_meta(pos)
+	local gateNodes=minetest.deserialize(meta:get_string("gateNodes"))
+	meta:set_int("gateActive",1)
+	meta:set_string("infotext", "Stargate active")
+	minetest.sound_play("gate_activate", {pos = pos, gain = 1.0,loop = false, max_hear_distance = 72,})
+	swap_gate_node(gateNodes[1].pos,"stargate:gatenode8",dir)
+	swap_gate_node(gateNodes[2].pos,"stargate:gatenode7",dir)
+	swap_gate_node(gateNodes[3].pos,"stargate:gatenode9",dir)
+	swap_gate_node(gateNodes[4].pos,"stargate:gatenode5",dir)
+	swap_gate_node(gateNodes[5].pos,"stargate:gatenode4",dir)
+	swap_gate_node(gateNodes[6].pos,"stargate:gatenode6",dir)
+	swap_gate_node(gateNodes[7].pos,"stargate:gatenode2",dir)
+	swap_gate_node(gateNodes[8].pos,"stargate:gatenode1",dir)
+	swap_gate_node(gateNodes[9].pos,"stargate:gatenode3",dir)
+end
+
+function deactivateGate (player,pos)
+	local node = minetest.env:get_node(pos)
+	local dir=node.param2
+	local meta = minetest.env:get_meta(pos)
+	local gateNodes=minetest.deserialize(meta:get_string("gateNodes"))
+	meta:set_int("gateActive",0)
+	meta:set_string("infotext", "Stargate inactive")
+	swap_gate_node(gateNodes[1].pos,"stargate:gatenode8_off",dir)
+	swap_gate_node(gateNodes[2].pos,"stargate:gatenode7_off",dir)
+	swap_gate_node(gateNodes[3].pos,"stargate:gatenode9_off",dir)
+	swap_gate_node(gateNodes[4].pos,"stargate:gatenode5_off",dir)
+	swap_gate_node(gateNodes[5].pos,"stargate:gatenode4_off",dir)
+	swap_gate_node(gateNodes[6].pos,"stargate:gatenode6_off",dir)
+	swap_gate_node(gateNodes[7].pos,"stargate:gatenode2_off",dir)
+	swap_gate_node(gateNodes[8].pos,"stargate:gatenode1_off",dir)
+	swap_gate_node(gateNodes[9].pos,"stargate:gatenode3_off",dir)
+end
+
+gateCanDig = function(pos,player)
+	local player_name = player:get_player_name()
+	local meta = minetest.env:get_meta(pos)
+	local owner=meta:get_string("owner")
+	if player_name==owner then return true
+	else return false end
+end
+
+sg_selection_box = {
+	type = "fixed",
+	fixed={{-1.5,-0.5,-1/20,1.5,2.5,1/20},},
+		}
+sg_selection_box_empty = {
+	type = "fixed",
+	fixed={},
+		}
+sg_node_box = {
+	type = "fixed",
+	fixed={{-.5,-.5,0,.5,.5,0},},
+		}
+sg_groups = {snappy=2,choppy=2,oddly_breakable_by_hand=2,not_in_creative_inventory=1}
+sg_groups1 = {snappy=2,choppy=2,oddly_breakable_by_hand=2}
+
+minetest.register_node("stargate:gatenode1",{
+	description = "up1",
+	tiles = {"default_cobble.png","default_cobble.png","default_cobble.png","default_cobble.png",
+		{name="up3.png",animation={type="vertical_frames", aspect_w=16, aspect_h=16, length=1},},
+		{name="up1.png",animation={type="vertical_frames", aspect_w=16, aspect_h=16, length=1},}},
+	groups = sg_groups,
+	paramtype2 = "facedir",
+	paramtype = "light",
+	light_source = 10,
+	drawtype = "nodebox",
+	selection_box = sg_selection_box_empty,
+	node_box=sg_node_box,
+})
+minetest.register_node("stargate:gatenode2",{
+	description = "up2",
+	tiles = {"default_cobble.png","default_cobble.png","default_cobble.png","default_cobble.png",
+		{name="up2.png",animation={type="vertical_frames", aspect_w=16, aspect_h=16, length=1},},
+		{name="up2.png",animation={type="vertical_frames", aspect_w=16, aspect_h=16, length=1},}},
+	groups = sg_groups,
+	paramtype2 = "facedir",
+	paramtype = "light",
+	light_source = 10,
+	drawtype = "nodebox",
+	selection_box = sg_selection_box_empty,
+	node_box=sg_node_box,
+})
+
+minetest.register_node("stargate:gatenode3",{
+	description = "up3",
+	tiles = {"default_cobble.png","default_cobble.png","default_cobble.png","default_cobble.png",
+		{name="up1.png",animation={type="vertical_frames", aspect_w=16, aspect_h=16, length=1},},
+		{name="up3.png",animation={type="vertical_frames", aspect_w=16, aspect_h=16, length=1},}},
+	groups = sg_groups,
+	paramtype2 = "facedir",
+	paramtype = "light",
+	light_source = 10,
+	drawtype = "nodebox",
+	selection_box = sg_selection_box_empty,
+	node_box=sg_node_box,
+})
+
+minetest.register_node("stargate:gatenode4",{
+	description = "mid1",
+	tiles = {"default_cobble.png","default_cobble.png","default_cobble.png","default_cobble.png",
+		{name="mid3.png",animation={type="vertical_frames", aspect_w=16, aspect_h=16, length=1},},
+		{name="mid1.png",animation={type="vertical_frames", aspect_w=16, aspect_h=16, length=1},}},
+	groups = sg_groups,
+	paramtype2 = "facedir",
+	paramtype = "light",
+	light_source = 10,
+	drawtype = "nodebox",
+	selection_box = sg_selection_box_empty,
+	node_box=sg_node_box,
+})
+minetest.register_node("stargate:gatenode5",{
+	description = "mid2",
+	tiles = {"default_cobble.png","default_cobble.png","default_cobble.png","default_cobble.png",
+		{name="mid2.png",animation={type="vertical_frames", aspect_w=16, aspect_h=16, length=1},},
+		{name="mid2.png",animation={type="vertical_frames", aspect_w=16, aspect_h=16, length=1},}},
+	groups = sg_groups,
+	paramtype2 = "facedir",
+	paramtype = "light",
+	light_source = 10,
+	drawtype = "nodebox",
+	selection_box = sg_selection_box_empty,
+	node_box=sg_node_box,
+})
+
+minetest.register_node("stargate:gatenode6",{
+	description = "mid3",
+	tiles = {"default_cobble.png","default_cobble.png","default_cobble.png","default_cobble.png",
+		{name="mid1.png",animation={type="vertical_frames", aspect_w=16, aspect_h=16, length=1},},
+		{name="mid3.png",animation={type="vertical_frames", aspect_w=16, aspect_h=16, length=1},}},
+	groups = sg_groups,
+	paramtype2 = "facedir",
+	paramtype = "light",
+	light_source = 10,
+	drawtype = "nodebox",
+	selection_box = sg_selection_box_empty,
+	node_box=sg_node_box,
+})
+
+minetest.register_node("stargate:gatenode7",{
+	description = "down1",
+	tiles = {"default_cobble.png","default_cobble.png","default_cobble.png","default_cobble.png",
+		{name="down3.png",animation={type="vertical_frames", aspect_w=16, aspect_h=16, length=1},},
+		{name="down1.png",animation={type="vertical_frames", aspect_w=16, aspect_h=16, length=1},}},
+	groups = sg_groups,
+	paramtype2 = "facedir",
+	paramtype = "light",
+	light_source = 10,
+	drawtype = "nodebox",
+	selection_box = sg_selection_box_empty,
+	node_box=sg_node_box,
+})
+
+minetest.register_node("stargate:gatenode8",{
+	description = "down2",
+	tiles = {"default_cobble.png","default_cobble.png","default_cobble.png","default_cobble.png",
+		{name="down2.png",animation={type="vertical_frames", aspect_w=16, aspect_h=16, length=1},},
+		{name="down2.png",animation={type="vertical_frames", aspect_w=16, aspect_h=16, length=1},}},
+	groups = sg_groups,
+	drop="stargate:gatenode8_off",
+	paramtype2 = "facedir",
+	paramtype = "light",
+	light_source = 10,
+	drawtype = "nodebox",
+	selection_box = sg_selection_box,
+	node_box=sg_node_box,
+	can_dig = gateCanDig,
+	on_destruct = function (pos)
+	removeGate(pos)
+	end,
+})
+
+minetest.register_node("stargate:gatenode9",{
+	description = "down3",
+	tiles = {"default_cobble.png","default_cobble.png","default_cobble.png","default_cobble.png",
+		{name="down1.png",animation={type="vertical_frames", aspect_w=16, aspect_h=16, length=1},},
+		{name="down3.png",animation={type="vertical_frames", aspect_w=16, aspect_h=16, length=1},}},
+	groups = sg_groups,
+	paramtype2 = "facedir",
+	paramtype = "light",
+	light_source = 10,
+	drawtype = "nodebox",
+	selection_box = sg_selection_box_empty,
+	node_box=sg_node_box,
+})
+
+minetest.register_node("stargate:gatenode1_off",{
+	description = "up1_off",
+	tiles = {"default_cobble.png","default_cobble.png","default_cobble.png","default_cobble.png",
+		"up3_off.png","up1_off.png"},
+	groups = sg_groups,
+	paramtype2 = "facedir",
+	paramtype = "light",
+	drawtype = "nodebox",
+	selection_box = sg_selection_box_empty,
+	node_box=sg_node_box,
+})
+minetest.register_node("stargate:gatenode2_off",{
+	description = "up2_off",
+	tiles = {"default_cobble.png","default_cobble.png","default_cobble.png","default_cobble.png",
+		"up2_off.png","up2_off.png"},
+	groups = sg_groups,
+	paramtype2 = "facedir",
+	paramtype = "light",
+	drawtype = "nodebox",
+	selection_box = sg_selection_box_empty,
+	node_box=sg_node_box,
+})
+
+minetest.register_node("stargate:gatenode3_off",{
+	description = "up3_off",
+	tiles = {"default_cobble.png","default_cobble.png","default_cobble.png","default_cobble.png",
+		"up1_off.png","up3_off.png"},
+	groups = sg_groups,
+	paramtype2 = "facedir",
+	paramtype = "light",
+	drawtype = "nodebox",
+	selection_box = sg_selection_box_empty,
+	node_box=sg_node_box,
+})
+
+minetest.register_node("stargate:gatenode4_off",{
+	description = "mid1_off",
+	tiles = {"default_cobble.png","default_cobble.png","default_cobble.png","default_cobble.png",
+		"mid3_off.png","mid1_off.png"},
+	groups = sg_groups,
+	paramtype2 = "facedir",
+	paramtype = "light",
+	drawtype = "nodebox",
+	selection_box = sg_selection_box_empty,
+	node_box=sg_node_box,
+})
+minetest.register_node("stargate:gatenode5_off",{
+	description = "mid2_off",
+	tiles = {"default_cobble.png","default_cobble.png","default_cobble.png","default_cobble.png",
+		"mid2_off.png","mid2_off.png"},
+	groups = sg_groups,
+	paramtype2 = "facedir",
+	paramtype = "light",
+	drawtype = "nodebox",
+	selection_box = sg_selection_box_empty,
+	node_box=sg_node_box,
+})
+
+minetest.register_node("stargate:gatenode6_off",{
+	description = "mid3_off",
+	tiles = {"default_cobble.png","default_cobble.png","default_cobble.png","default_cobble.png",
+		"mid1_off.png","mid3_off.png"},
+	groups = sg_groups,
+	paramtype2 = "facedir",
+	paramtype = "light",
+	drawtype = "nodebox",
+	selection_box = sg_selection_box_empty,
+	node_box=sg_node_box,
+})
+
+minetest.register_node("stargate:gatenode7_off",{
+	description = "down1_off",
+	tiles = {"default_cobble.png","default_cobble.png","default_cobble.png","default_cobble.png",
+		"down3_off.png","down1_off.png"},
+	groups = sg_groups,
+	paramtype2 = "facedir",
+	paramtype = "light",
+	drawtype = "nodebox",
+	selection_box = sg_selection_box_empty,
+	node_box=sg_node_box,
+})
+
+--main gate node
+minetest.register_node("stargate:gatenode8_off",{
+	description = "Stargate",
+	inventory_image = "stargate.png",
+	wield_image = "stargate.png",
+	tiles = {"default_cobble.png","default_cobble.png","default_cobble.png","default_cobble.png",
+		"down2_off.png","down2_off.png"},
+	groups = sg_groups1,
+	paramtype2 = "facedir",
+	paramtype = "light",
+	drawtype = "nodebox",
+	selection_box = sg_selection_box,
+	node_box=sg_node_box,
+	can_dig = gateCanDig,
+	on_destruct = function (pos)
+		removeGate(pos)
+	end,
+	on_place = function(itemstack, placer, pointed_thing)
+		local pos = pointed_thing.above
+		if placeGate(placer,pos)==true then 
+			itemstack:take_item(1)
+			return itemstack
+		else
+			return
+		end
+	end,
+	on_rightclick=stargate.gateFormspecHandler,
+})
+
+minetest.register_node("stargate:gatenode9_off",{
+	description = "down3_off",
+	tiles = {"default_cobble.png","default_cobble.png","default_cobble.png","default_cobble.png",
+		"down1_off.png","down3_off.png"},
+	groups = sg_groups,
+	paramtype2 = "facedir",
+	paramtype = "light",
+	drawtype = "nodebox",
+	selection_box = sg_selection_box_empty,
+	node_box=sg_node_box,
+})