Implement Explosion Block Drop Chance tweak

README.md

@@ -132,6 +132,7 @@ All changes are toggleable via config files.
 * **Disable Wither Targeting AI:** Disables withers targeting animals
 * **Easy Breeding:** Enables easy breeding of animals by tossing food on the ground
 * **End Portal Parallax:** Re-implements parallax rendering of the end portal from 1.11 and older
+* **Explosion Block Drop Chance:** Determines the numerator of the block drop formula on explosions
 * **Fast Dye Blending:** Replaces color lookup for sheep to check a predefined table rather than querying the recipe registry
 * **Fast Leaf Decay:** Makes leaves decay faster when trees are chopped
 * **Fast Prefix Checking:** Optimizes Forge's ID prefix checking and removes prefix warnings impacting load time

src/main/java/mod/acgaming/universaltweaks/config/UTConfigTweaks.java

@@ -124,6 +124,15 @@ public static class BlocksCategory
         @Config.Comment("Determines how tall cacti can grow")
         public int utCactusSize = 3;
 
+        @Config.RequiresMcRestart
+        @Config.Name("Explosion Block Drop Chance")
+        @Config.Comment
+            ({
+                "Determines the numerator of the block drop formula on explosions",
+                "Formula: chance ÷ explosionSize"
+            })
+        public double utExplosionDropChance = 1.0D;
+
         @Config.RequiresMcRestart
         @Config.Name("Fast Leaf Decay")
         @Config.Comment("Makes leaves decay faster when trees are chopped")

src/main/java/mod/acgaming/universaltweaks/core/UTLoadingPlugin.java

@@ -191,6 +191,7 @@ public List<String> getMixinConfigs()
         configs.add("mixins.bugfixes.world.witchhuts.json");
         configs.add("mixins.tweaks.blocks.bedobstruction.json");
         configs.add("mixins.tweaks.blocks.breakablebedrock.json");
+        configs.add("mixins.tweaks.blocks.explosion.json");
         configs.add("mixins.tweaks.blocks.growthsize.json");
         configs.add("mixins.tweaks.blocks.hitdelay.json");
         configs.add("mixins.tweaks.blocks.leafdecay.json");
@@ -423,6 +424,8 @@ public boolean shouldMixinConfigQueue(String mixinConfig)
                 return UTConfigTweaks.BLOCKS.utBedObstructionToggle;
             case "mixins.tweaks.blocks.breakablebedrock.json":
                 return UTConfigTweaks.BLOCKS.BREAKABLE_BEDROCK.utBreakableBedrockToggle;
+            case "mixins.tweaks.blocks.explosion.json":
+                return UTConfigTweaks.BLOCKS.utExplosionDropChance != 1.0D;
             case "mixins.tweaks.blocks.growthsize.json":
                 return UTConfigTweaks.BLOCKS.utCactusSize != 3 && UTConfigTweaks.BLOCKS.utSugarCaneSize != 3 && UTConfigTweaks.BLOCKS.utVineSize != 0;
             case "mixins.tweaks.blocks.hitdelay.json":

src/main/java/mod/acgaming/universaltweaks/tweaks/blocks/explosion/mixin/UTExplosionBlockDropMixin.java

@@ -0,0 +1,18 @@
+package mod.acgaming.universaltweaks.tweaks.blocks.explosion.mixin;
+
+import net.minecraft.world.Explosion;
+
+import mod.acgaming.universaltweaks.config.UTConfigTweaks;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.injection.Constant;
+import org.spongepowered.asm.mixin.injection.ModifyConstant;
+
+@Mixin(Explosion.class)
+public class UTExplosionBlockDropMixin
+{
+    @ModifyConstant(method = "doExplosionB", constant = @Constant(floatValue = 1.0F, ordinal = 1))
+    public float utExplosionBlockDropChance(float constant)
+    {
+        return (float) UTConfigTweaks.BLOCKS.utExplosionDropChance;
+    }
+}

src/main/resources/mixins.tweaks.blocks.explosion.json

@@ -0,0 +1,7 @@
+{
+  "package": "mod.acgaming.universaltweaks.tweaks.blocks.explosion.mixin",
+  "refmap": "universaltweaks.refmap.json",
+  "minVersion": "0.8",
+  "compatibilityLevel": "JAVA_8",
+  "mixins": ["UTExplosionBlockDropMixin"]
+}