free rotate camera

2026-05-13 21:01:50 -05:00
parent aee3fe9ea7
commit 8fef9c25d7
10 changed files with 262 additions and 46 deletions
@@ -0,0 +1,50 @@
+using UnityEngine;
+
+public static class DebugUtilities
+{
+    /// <summary>
+    /// Draws a wire sphere using Debug.DrawLine for runtime visibility.
+    /// </summary>
+    public static void DrawWireSphere(Vector3 center, float radius, Color color, float duration, int quality = 3)
+    {
+        quality = Mathf.Clamp(quality, 1, 10);
+        int segments = quality << 2;
+        int subdivisions = quality << 3;
+        int halfSegments = segments >> 1;
+        float strideAngle = 360f / subdivisions;
+        float segmentStride = 180f / segments;
+
+        Vector3 first;
+        Vector3 next;
+
+        // Draw meridians (vertical circles)
+        for (int i = 0; i < segments; i++)
+        {
+            first = (Vector3.forward * radius);
+            first = Quaternion.AngleAxis(segmentStride * (i - halfSegments), Vector3.right) * first;
+
+            for (int j = 0; j < subdivisions; j++)
+            {
+                next = Quaternion.AngleAxis(strideAngle, Vector3.up) * first;
+                Debug.DrawLine(first + center, next + center, color, duration);
+                first = next;
+            }
+        }
+
+        // Draw parallels (horizontal circles)
+        Vector3 axis;
+        for (int i = 0; i < segments; i++)
+        {
+            first = (Vector3.forward * radius);
+            first = Quaternion.AngleAxis(segmentStride * (i - halfSegments), Vector3.up) * first;
+            axis = Quaternion.AngleAxis(90f, Vector3.up) * first;
+
+            for (int j = 0; j < subdivisions; j++)
+            {
+                next = Quaternion.AngleAxis(strideAngle, axis) * first;
+                Debug.DrawLine(first + center, next + center, color, duration);
+                first = next;
+            }
+        }
+    }
+}