From 287c029bdabbf7569f2449d0968c1bec656f79c8 Mon Sep 17 00:00:00 2001
From: dfsek <dfsek@protonmail.com>
Date: Mon, 27 Dec 2021 14:45:37 -0700
Subject: [PATCH] create GeometryUtil

---
 .../dfsek/terra/api/util/GeometryUtil.java    | 34 +++++++++++++++++++
 .../terra/api/util/vector/Vector3Int.java     |  4 +++
 2 files changed, 38 insertions(+)
 create mode 100644 common/api/src/main/java/com/dfsek/terra/api/util/GeometryUtil.java

diff --git a/common/api/src/main/java/com/dfsek/terra/api/util/GeometryUtil.java b/common/api/src/main/java/com/dfsek/terra/api/util/GeometryUtil.java
new file mode 100644
index 000000000..8ac5c1054
--- /dev/null
+++ b/common/api/src/main/java/com/dfsek/terra/api/util/GeometryUtil.java
@@ -0,0 +1,34 @@
+package com.dfsek.terra.api.util;
+
+import com.dfsek.terra.api.util.vector.Vector3Int;
+
+import java.util.function.Consumer;
+
+
+public final class GeometryUtil {
+    private GeometryUtil() {
+    
+    }
+    
+    public static void sphere(Vector3Int origin, int radius, Consumer<Vector3Int> action) {
+        for(int x = -radius; x <= radius; x++) {
+            for(int y = -radius; y <= radius; y++) {
+                for(int z = -radius; z <= radius; z++) {
+                    if(x * x + y * y + z * z <= radius * radius) {
+                        action.accept(Vector3Int.of(origin, x, y, z));
+                    }
+                }
+            }
+        }
+    }
+    
+    public static void cube(Vector3Int origin, int radius, Consumer<Vector3Int> action) {
+        for(int x = -radius; x <= radius; x++) {
+            for(int y = -radius; y <= radius; y++) {
+                for(int z = -radius; z <= radius; z++) {
+                    action.accept(Vector3Int.of(origin, x, y, z));
+                }
+            }
+        }
+    }
+}
diff --git a/common/api/src/main/java/com/dfsek/terra/api/util/vector/Vector3Int.java b/common/api/src/main/java/com/dfsek/terra/api/util/vector/Vector3Int.java
index 671595949..8a0efe36b 100644
--- a/common/api/src/main/java/com/dfsek/terra/api/util/vector/Vector3Int.java
+++ b/common/api/src/main/java/com/dfsek/terra/api/util/vector/Vector3Int.java
@@ -24,6 +24,10 @@ public class Vector3Int {
         return new Vector3Int(x, y, z);
     }
     
+    public static Vector3Int of(Vector3Int origin, int x, int y, int z) {
+        return new Vector3Int(origin.x + x, origin.y + y, origin.z + z);
+    }
+    
     public int getX() {
         return x;
     }