feat(camera): add FreeMotionCameraRig script and setup

Assets/Plugins/Sirenix/Odin Inspector/Config/Editor/TypeRegistryUserConfig.asset

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Assets/Scripts/FreeMotionCameraRig.cs

@@ -0,0 +1,169 @@
+// Reference: https://www.behance.net/gallery/44375157/Free-Motion-Camera-Rig
+using UnityEngine;
+using System.Collections.Generic;
+using System.Linq;
+using System;
+#if UNITY_EDITOR
+using UnityEditor;
+#endif
+
+namespace UltraCombos
+{
+    [ExecuteAlways]
+    public class FreeMotionCameraRig : MonoBehaviour
+    {
+        [SerializeField] private int trailLength = 100;
+
+        [Header("Rotations")]
+        public float distance;
+        public float horizontal;
+        public float vertical;
+
+        [Header("Head Extra")]
+        [Range(-90, 90)] public float roll;
+        [Range(-90, 90)] public float tilt;
+        [Range(-90, 90)] public float pan;
+        public float slide;
+
+        [Header("Controllers")]
+        [SerializeField] private Transform tiltPivot;
+        [SerializeField] private Transform panPivot;
+        [SerializeField] private Transform rollPivot;
+
+        [Header("Automatic")]
+        [SerializeField] private float horizontalSpeed = 0;
+
+        [Header("Dev")]
+        [SerializeField] private float uiScale = 1;
+
+        private Queue<Vector3> trail = new Queue<Vector3>();
+
+
+        private void Start()
+        {
+
+        }
+
+        private void Update()
+        {
+            distance = Mathf.Max(distance, 0);
+            if (Mathf.Abs(horizontalSpeed) > 0)
+            {
+                horizontal = Mathf.Repeat(horizontal + horizontalSpeed * Time.deltaTime, 360);
+            }
+
+            transform.localEulerAngles = new Vector3(vertical, horizontal, 0);
+
+            if (tiltPivot)
+            {
+                tiltPivot.localPosition = new Vector3(0, 0, -distance);
+                tiltPivot.localEulerAngles = new Vector3(tilt, 0, 0);
+            }
+
+            if (panPivot)
+            {
+                panPivot.localEulerAngles = new Vector3(0, pan, 0);
+            }
+
+            if (rollPivot)
+            {
+                rollPivot.localPosition = new Vector3(0, 0, -slide);
+                rollPivot.localEulerAngles = new Vector3(0, 0, -roll);
+            }
+
+            trail.Enqueue(rollPivot.position);
+            if (trail.Count > trailLength)
+            {
+                trail.Dequeue();
+            }
+        }
+
+        private void OnDrawGizmosSelected()
+        {
+#if UNITY_EDITOR
+            var rot = Quaternion.Euler(0, transform.localEulerAngles.y, 0);
+            var trs = Matrix4x4.TRS(transform.position, rot, transform.localScale * uiScale);
+            using (new Handles.DrawingScope(new Color32(5, 169, 245, 255), trs))
+            {
+                Handles.DrawWireDisc(Vector3.zero, Vector3.up, distance);
+                var d = distance * 1.1f;
+                var r = distance * 0.08f;
+                var triangle = GetPoints(3, true)
+                    .Select(p => p * r * 2 + new Vector3(0, 0, d))
+                    .ToArray();
+                Handles.DrawPolyLine(triangle);
+                Handles.DrawWireDisc(new Vector3(+d, 0, 0), Vector3.up, r);
+                Handles.DrawWireDisc(new Vector3(-d, 0, 0), Vector3.up, r);
+                var circle = GetPoints(32, false);
+                var lines = new List<Vector3>();
+                var cr = distance * 0.9f;
+                for (var i = 0; i < circle.Count; ++i)
+                {
+                    var i2 = (i + 1) % circle.Count;
+                    lines.Add(circle[i] * cr);
+                    lines.Add(circle[i2] * cr);
+                }
+                Handles.DrawDottedLines(lines.ToArray(), 4);
+            }
+
+            var size = distance * 0.1f;
+
+            if (tiltPivot)
+            {
+
+            }
+
+            if (panPivot)
+            {
+                using var scp = new Handles.DrawingScope(new Color32(194, 153, 0, 255), panPivot.localToWorldMatrix);
+                var w = size;
+                var h = size * 2;
+                var points = new Vector3[] {
+                        new Vector3(+w, 0, 0),
+                        new Vector3(0, 0, +h),
+                        new Vector3(-w, 0, 0),
+                        new Vector3(0, 0, -h),
+                        new Vector3(w, 0, 0) };
+                Handles.DrawPolyLine(points);
+            }
+
+            if (rollPivot)
+            {
+                using var scp = new Handles.DrawingScope(new Color32(56, 186, 110, 255), rollPivot.localToWorldMatrix);
+                var p0 = rollPivot.InverseTransformPoint(transform.position);
+                Handles.DrawLine(p0, Vector3.zero);
+                var p1 = rollPivot.InverseTransformPoint(trs.MultiplyPoint(new Vector3(0, 0, -distance)));
+                Handles.DrawLine(p1, Vector3.zero);
+
+                var w = size * 1.2f;
+                var h = size * 0.2f;
+                var points = new Vector3[] {
+                        new Vector3(+w, 0, -h),
+                        new Vector3(-w, 0, -h),
+                        new Vector3(0, 0, h * 4),
+                        new Vector3(+w, 0, -h) };
+                Handles.DrawPolyLine(points);
+            }
+
+            Handles.DrawPolyLine(trail.ToArray());
+#endif
+        }
+
+        private List<Vector3> GetPoints(int sides, bool close)
+        {
+            var da = 2 * Mathf.PI / sides;
+            var points = new List<Vector3>();
+            for (var i = 0; i < sides; i++)
+            {
+                var a = da * i + Mathf.PI / 2;
+                points.Add(new Vector3(Mathf.Cos(a), 0, Mathf.Sin(a)));
+            }
+            if (close)
+            {
+                points.Add(points.First());
+            }
+            return points;
+        }
+    }
+
+}

Assets/Scripts/FreeMotionCameraRig.cs.meta

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ProjectSettings/EditorBuildSettings.asset

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   - enabled: 1
-    path: Assets/Scenes/SampleScene.unity
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ProjectSettings/ProjectSettings.asset

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   platformArchitecture: {}
   scriptingBackend:
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+    Standalone: 1
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   il2cppCodeGeneration: {}
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