Netcode Bootstrap

2026-05-31 14:27:52 -07:00
parent 99d8d2d2a9
commit 7fa77ce821
1813 changed files with 2921554 additions and 84 deletions
@@ -0,0 +1,80 @@
+
+using System;
+using System.Runtime.CompilerServices;
+using Rukhanka.Toolbox;
+using Unity.Collections;
+using Unity.Collections.LowLevel.Unsafe;
+
+/////////////////////////////////////////////////////////////////////////////////
+
+namespace Rukhanka
+{
+public struct AnimationTransformFlags
+{
+	UnsafeBitArray transformFlags;
+
+/////////////////////////////////////////////////////////////////////////////////
+
+	[MethodImpl(MethodImplOptions.AggressiveInlining)]
+	public bool IsTranslationSet(int index) => transformFlags.IsSet(index * 4 + 0);
+	[MethodImpl(MethodImplOptions.AggressiveInlining)]
+	public bool IsRotationSet(int index) => transformFlags.IsSet(index * 4 + 1);
+	[MethodImpl(MethodImplOptions.AggressiveInlining)]
+	public bool IsScaleSet(int index) => transformFlags.IsSet(index * 4 + 2);
+	[MethodImpl(MethodImplOptions.AggressiveInlining)]
+	public bool IsAbsoluteTransform(int index) => transformFlags.IsSet(index * 4 + 3);
+
+	[MethodImpl(MethodImplOptions.AggressiveInlining)]
+	public void SetTranslationFlag(int index) => transformFlags.SetBitThreadSafe(index * 4 + 0);
+	[MethodImpl(MethodImplOptions.AggressiveInlining)]
+	public void SetRotationFlag(int index) => transformFlags.SetBitThreadSafe(index * 4 + 1);
+	[MethodImpl(MethodImplOptions.AggressiveInlining)]
+	public void SetScaleFlag(int index) => transformFlags.SetBitThreadSafe(index * 4 + 2);
+	[MethodImpl(MethodImplOptions.AggressiveInlining)]
+	public void SetAbsoluteTransformFlag(int index) => transformFlags.SetBitThreadSafe(index * 4 + 3);
+
+	[MethodImpl(MethodImplOptions.AggressiveInlining)]
+	public void ResetAllFlags() => transformFlags.Clear();
+
+/////////////////////////////////////////////////////////////////////////////////
+
+	[MethodImpl(MethodImplOptions.AggressiveInlining)]
+	unsafe static UnsafeBitArray GetRigTransformFlagsInternal(void* ptr, int bufLenInBytes, int ulongOffset, int boneCount)
+	{
+		//	Each bone contains 4 bit flags - TRS and is bone already in absolute transform
+		var sizeInUlongs = (boneCount * 4 >> 6) + 1;
+		var sizeInBytes = sizeInUlongs * 8;
+		var startPtr = (ulong*)ptr + ulongOffset;
+
+	#if ENABLE_UNITY_COLLECTIONS_CHECKS
+		if ((byte*)startPtr + sizeInBytes > (byte*)ptr + bufLenInBytes)
+		{
+			throw new InvalidOperationException($"Buffer range error! Offset and/or count exceed buffer space!");
+		}
+	#endif
+
+		var rv = new UnsafeBitArray(startPtr, sizeInUlongs * 8, Allocator.None);
+		return rv;
+	}
+
+///////////////////////////////////////////////////////////////////////////////////////////
+
+	[MethodImpl(MethodImplOptions.AggressiveInlining)]
+	public static unsafe AnimationTransformFlags CreateFromBufferRW(in NativeList<ulong> buf, int bufElementOffset, int boneCount)
+	{
+		var rwPtr = buf.GetUnsafePtr();
+		var rv = new AnimationTransformFlags() { transformFlags = GetRigTransformFlagsInternal(rwPtr, buf.Length * sizeof(ulong), bufElementOffset, boneCount) };
+		return rv;
+	}
+
+///////////////////////////////////////////////////////////////////////////////////////////
+
+	[MethodImpl(MethodImplOptions.AggressiveInlining)]
+	public static unsafe AnimationTransformFlags CreateFromBufferRO(in NativeList<ulong> buf, int bufElementOffset, int boneCount)
+	{
+		var roPtr = buf.GetUnsafeReadOnlyPtr();
+		var rv = new AnimationTransformFlags() { transformFlags = GetRigTransformFlagsInternal(roPtr, buf.Length * sizeof(ulong), bufElementOffset, boneCount) };
+		return rv;
+	}
+}
+}