Add forcefields, and start building the map.

mods/artifact_story/init.lua

@@ -25,6 +25,35 @@ function ns.enter_init_state()
     ns.play_intro_cutscene()
 end
 
+local vix_scene
+minetest.register_entity(":artifact:vix_scene", {
+    initial_properties = {
+        visual = "mesh",
+        mesh = "artifact_scene_vix.gltf",
+        textures = {"artifact_vix.png"}
+    },
+    on_activate = function(e)
+        if state > ns.states.pre_vix then
+            e.object:remove()
+        end
+        e.object:set_armor_groups{immortal = 1}
+        e.object:set_animation({x=0,y=2}, 0.5, 0.1, true)
+        vix_scene = e
+    end,
+    on_deactivate = function(e)
+        vix_scene = nil
+    end,
+    on_step = function(e)
+        if e._can_check then
+            for _, m in pairs(artifact.players) do
+                if m.pos:distance(e.object:get_pos()) < 15 and m.dir:distance(m.pos:direction(e.object:get_pos())) < 0.2 then
+                    artifact.push_chat_message("Hmm...", "Key", "artifact_key_splash_low.png")
+                    e._can_check = false
+                end
+            end
+        end
+    end
+})
 
 function ns.enter_pre_vix_state()
     for _, m in pairs(artifact.players) do
@@ -36,20 +65,49 @@ function ns.enter_pre_vix_state()
         m.object:set_pos(artifact.origin:offset(0, -73.5, -4))
         m:set_spawnpoint(artifact.origin:offset(0, -73.5, -4))
     end
-    minetest.after(5, function()
+    minetest.add_entity(artifact.origin:offset(-16.5, -72.5, -17), "artifact:vix_scene")
+    local help = minetest.after(15, function()
         for _, m in pairs(artifact.players) do
             artifact.show_help_message(m, "Certain nodes can be broken by punching them with the blackrod.", "info")
         end
     end)
+    db:set_string("checkpoint:pre_vix", "begin")
+    artifact.on_whacked = function(type, target)
+        local checkpoint = db:get("checkpoint:pre_vix")
+        if checkpoint == "begin" then -- We're still in the start closet.
+            if type == "object" then
+                help:cancel()
+                vix_scene._can_check = true
+            end
+            db:set_string("checkpoint:pre_vix", "in_room")
+        elseif checkpoint == "in_room" then -- We're actually in the room.
+            if target.node_under.name:find "forcefield_generator" then
+                local num = db:get_int("checkpoint:pre_vix_fields_broken") +1
+                db:set_int("checkpoint:pre_vix_fields_broken", num)
+                if num == 1 then -- Key breaks his first generator.
+                    minetest.after(1, function()
+                        artifact.push_chat_message("Hehe.", "Key", "artifact_key_splash_low.png")
+                    end)
+                elseif num == 5 then -- All generators are down.
+                    vix_scene._can_check = nil
+                end
+            end
+        end
+    end
+end
+
+function ns.enter_main_state()
+    vix_scene.object:remove()
 end
 
 function ns.enter_state(to)
     state = to
-    minetest.log("State changed to "..to..".")
     if state == ns.states.init then
         ns.enter_init_state()
     elseif state == ns.states.pre_vix then
         ns.enter_pre_vix_state()
+    elseif state == ns.states.main then
+        ns.enter_main_state()
     end
     db:set_int("state", state)
 end