Research cost multipliers for Serpulo resources

core/src/mindustry/content/Blocks.java

@@ -2891,7 +2891,7 @@ public class Blocks{
         }};
 
         breach = new ItemTurret("breach"){{
-            requirements(Category.turret, with(Items.beryllium, 200, Items.silicon, 150, Items.graphite, 80));
+            requirements(Category.turret, with(Items.beryllium, 300, Items.silicon, 150, Items.graphite, 100));
 
             Effect sfe = new MultiEffect(Fx.shootBigColor, Fx.colorSparkBig);
 
@@ -2929,7 +2929,7 @@ public class Blocks{
             );
 
             //TODO no coolant?
-            coolantUsage = 10f / 60f;
+            coolantUsage = 15f / 60f;
             coolantOverride = Liquids.water;
             coolantMultiplier = 6f;
 
@@ -2954,7 +2954,7 @@ public class Blocks{
         //TODO bad name
         sublimate = new ContinuousTurret("sublimate"){{
             //TODO requirements
-            requirements(Category.turret, with(Items.tungsten, 120, Items.silicon, 160, Items.oxide, 50));
+            requirements(Category.turret, with(Items.tungsten, 150, Items.silicon, 160, Items.oxide, 50));
 
             draw = new DrawTurret("reinforced-"){{
                 liquidDraw = Liquids.ozone;

core/src/mindustry/content/ErekirTechTree.java

@@ -12,14 +12,15 @@ public class ErekirTechTree{
     public static void load(){
         Seq<Objective> erekirSector = Seq.with(new OnPlanet(Planets.erekir));
 
-        //TODO use these multipliers!
         var costMultipliers = new ObjectFloatMap<Item>();
-        costMultipliers.put(Items.silicon, 4);
+        costMultipliers.put(Items.silicon, 6);
         costMultipliers.put(Items.surgeAlloy, 4);
-        costMultipliers.put(Items.thorium, 6);
-        costMultipliers.put(Items.graphite, 5);
+        costMultipliers.put(Items.thorium, 7);
+        costMultipliers.put(Items.graphite, 6);
 
         Planets.erekir.techTree = nodeRoot("erekir", coreBastion, true, () -> {
+            context().researchCostMultipliers = costMultipliers;
+
             node(duct, () -> {
                 node(ductRouter, () -> {
                     node(ductBridge, () -> {
@@ -216,7 +217,6 @@ public class ErekirTechTree{
                     });
                 });
             });
-
         });
     }
 }

core/src/mindustry/content/Items.java

@@ -97,7 +97,7 @@ public class Items{
 
         beryllium = new Item("beryllium", Color.valueOf("3a8f64")){{
             hardness = 4;
-            cost = 1.3f;
+            cost = 1.2f;
             healthScaling = 0.6f;
         }};
 

core/src/mindustry/content/TechTree.java

@@ -9,6 +9,8 @@ import mindustry.game.Objectives.*;
 import mindustry.gen.*;
 import mindustry.type.*;
 
+import java.util.*;
+
 /** Class for storing a list of TechNodes with some utility tree builder methods; context dependent. See {@link SerpuloTechTree#load} source for example usage. */
 public class TechTree{
     private static TechNode context = null;
@@ -66,6 +68,10 @@ public class TechTree{
         return nodeProduce(content, new Seq<>(), children);
     }
 
+    public static @Nullable TechNode context(){
+        return context;
+    }
+
     /** @deprecated use {@link UnlockableContent#techNode} instead. */
     @Deprecated
     public static @Nullable TechNode get(UnlockableContent content){
@@ -90,6 +96,8 @@ public class TechTree{
         public boolean requiresUnlock = false;
         /** Requirement node. */
         public @Nullable TechNode parent;
+        /** Multipliers for research costs on a per-item basis. Inherits from parent. */
+        public @Nullable ObjectFloatMap<Item> researchCostMultipliers;
         /** Content to be researched. */
         public UnlockableContent content;
         /** Item requirements for this content. */
@@ -102,11 +110,26 @@ public class TechTree{
         public final Seq<TechNode> children = new Seq<>();
 
         public TechNode(@Nullable TechNode parent, UnlockableContent content, ItemStack[] requirements){
-            if(parent != null) parent.children.add(this);
+            if(parent != null){
+                parent.children.add(this);
+                researchCostMultipliers = parent.researchCostMultipliers;
+            }else if(researchCostMultipliers == null){
+                researchCostMultipliers = new ObjectFloatMap<>();
+            }
 
             this.parent = parent;
             this.content = content;
             this.depth = parent == null ? 0 : parent.depth + 1;
+
+            if(researchCostMultipliers.size > 0){
+                requirements = ItemStack.copy(requirements);
+                for(ItemStack requirement : requirements){
+                    requirement.amount = (int)(requirement.amount * researchCostMultipliers.get(requirement.item, 1));
+                }
+
+                Log.info("@ = @", content, Arrays.toString(requirements));
+            }
+
             setupRequirements(requirements);
 
             var used = new ObjectSet<Content>();