first commit

2025-07-06 00:23:46 +02:00
commit 38f50c8819
1788 changed files with 112878 additions and 0 deletions
--- a/NitroxModel/DataStructures/Unity/NitroxTransform.cs
+++ b/NitroxModel/DataStructures/Unity/NitroxTransform.cs
@@ -0,0 +1,99 @@
+using System;
+using System.Numerics;
+using System.Runtime.Serialization;
+using BinaryPack.Attributes;
+using NitroxModel.Helper;
+
+namespace NitroxModel.DataStructures.Unity
+{
+    [DataContract]
+    [Serializable]
+    public class NitroxTransform
+    {
+        [DataMember(Order = 1)]
+        public NitroxVector3 LocalPosition;
+
+        [DataMember(Order = 2)]
+        public NitroxQuaternion LocalRotation;
+
+        [DataMember(Order = 3)]
+        public NitroxVector3 LocalScale;
+
+        public Matrix4x4 LocalToWorldMatrix
+        {
+            get
+            {
+                Matrix4x4 cachedMatrix = Matrix4x4Extension.Compose(LocalPosition, LocalRotation, LocalScale);
+
+                return Parent != null ? cachedMatrix * Parent.LocalToWorldMatrix : cachedMatrix;
+            }
+        }
+
+        public NitroxTransform Parent;
+
+        [IgnoredMember]
+        public NitroxVector3 Position
+        {
+            get
+            {
+                Matrix4x4 matrix = Parent?.LocalToWorldMatrix ?? Matrix4x4.Identity;
+                return matrix.Transform(LocalPosition);
+            }
+            set
+            {
+                Matrix4x4 matrix = Parent != null ? Matrix4x4Extension.Compose(value, LocalRotation, LocalScale) * Parent.LocalToWorldMatrix.Invert() : Matrix4x4Extension.Compose(value, LocalRotation, LocalScale);
+                LocalPosition = (NitroxVector3)matrix.Translation;
+            }
+        }
+
+        [IgnoredMember]
+        public NitroxQuaternion Rotation
+        {
+            get
+            {
+                Matrix4x4 matrix = Parent?.LocalToWorldMatrix ?? Matrix4x4.Identity;
+                Matrix4x4.Decompose(matrix, out Vector3 _, out Quaternion rotation, out Vector3 _);
+
+                return (NitroxQuaternion)rotation * LocalRotation;
+            }
+            set
+            {
+                Matrix4x4 matrix = Parent != null ? Matrix4x4Extension.Compose(LocalPosition, value, LocalScale) * Parent.LocalToWorldMatrix.Invert() : Matrix4x4Extension.Compose(LocalPosition, value, LocalScale);
+                Matrix4x4.Decompose(matrix, out Vector3 _, out Quaternion rotation, out Vector3 _);
+
+                LocalRotation = (NitroxQuaternion)rotation;
+            }
+        }
+
+        public void SetParent(NitroxTransform parent, bool worldPositionStays = true)
+        {
+            if (!worldPositionStays)
+            {
+                Parent = parent;
+                return;
+            }
+
+            NitroxVector3 position = Position;
+            NitroxQuaternion rotation = Rotation;
+
+            Parent = parent;
+
+            Position = position;
+            Rotation = rotation;
+        }
+
+        public NitroxTransform() { }
+
+        public NitroxTransform(NitroxVector3 localPosition, NitroxQuaternion localRotation, NitroxVector3 scale)
+        {
+            LocalPosition = localPosition;
+            LocalRotation = localRotation;
+            LocalScale = scale;
+        }
+
+        public override string ToString()
+        {
+            return $"(Position: {Position}, LocalPosition: {LocalPosition}, Rotation: {Rotation}, LocalRotation: {LocalRotation}, LocalScale: {LocalScale})";
+        }
+    }
+}