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 +1,177 @@
+
+using System.Runtime.CompilerServices;
+using Rukhanka.Toolbox;
+using Unity.Collections;
+using Unity.Entities;
+using Unity.Mathematics;
+using FixedStringName = Unity.Collections.FixedString512Bytes;
+
+/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+namespace Rukhanka
+{
+public enum BindingType
+{
+	Unknown,
+	Translation,
+	Quaternion,
+	EulerAngles,
+	HumanMuscle,
+	Scale
+}
+
+/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+public struct KeyFrame
+{
+	public float v;
+	public float inTan, outTan;
+	public float time;
+}
+
+/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+public struct AnimationEventBlob
+{
+#if RUKHANKA_DEBUG_INFO
+	public BlobString name;
+#endif
+	public uint nameHash;
+	public float time;
+	public float floatParam;
+	public int intParam;
+	public uint stringParamHash;
+#if RUKHANKA_DEBUG_INFO
+	public BlobString stringParam;
+#endif
+}
+
+/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+public struct PerfectHashTableBlob
+{
+	public BlobArray<uint2> pht;
+	public uint seed;
+	
+	public unsafe int Query(uint v)
+	{
+		return Perfect2HashTable.Query(v, seed, (uint2*)pht.GetUnsafePtr(), pht.Length);
+	}
+}
+
+/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+public enum TrackFrame
+{
+	First,
+	Last,
+}
+
+/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+public struct Track
+{
+#if RUKHANKA_DEBUG_INFO
+	public FixedString64Bytes name;
+#endif
+	public uint props;
+	public int2 keyFrameRange;
+	
+	public Track(BindingType bt, uint channelIndex)
+	{
+		keyFrameRange = 0;
+		props = 0;
+	#if RUKHANKA_DEBUG_INFO
+		name = default;
+	#endif
+		
+		bindingType = bt;
+		this.channelIndex = channelIndex;
+	}
+	
+    public BindingType bindingType
+    {
+        get => (BindingType)(props & 0xf);
+        set => props = (uint)value | props & 0xfffffff0;
+    }
+    
+    public uint channelIndex
+    {
+        get => props >> 4 & 3;
+        set => props = value << 4 | props & 0xffffffcf;
+    }
+	
+	//	Zero out last 4 bits, to force Unknown binding type for such tracks
+	public static uint CalculateHash(uint h) => h & 0xfffffff0;
+	public static uint CalculateHash(in FixedStringName h) => CalculateHash(h.CalculateHash32());
+}
+
+/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+#if RUKHANKA_DEBUG_INFO
+public struct TrackGroupInfo
+{
+	public FixedString128Bytes name;
+	public uint hash;
+}
+#endif
+
+/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+public struct TrackSet
+{
+	public BlobArray<KeyFrame> keyframes;
+	public BlobArray<Track> tracks;
+	public BlobArray<int> trackGroups;
+	public PerfectHashTableBlob trackGroupPHT;
+#if RUKHANKA_DEBUG_INFO
+	public BlobArray<TrackGroupInfo> trackGroupDebugInfo;
+#endif
+	
+	public int GetTrackGroupIndex(uint boneHash) => trackGroupPHT.Query(boneHash);
+}
+
+/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+public struct AnimationClipBlob: GenericAssetBlob
+{
+#if RUKHANKA_DEBUG_INFO
+	public BlobString name;
+	public string Name() => name.ToString();
+	public float bakingTime;
+	public float BakingTime() => bakingTime;
+#endif
+	public Hash128 hash;
+	public Hash128 Hash() => hash;
+	
+	public TrackSet clipTracks;
+	public TrackSet additiveReferencePoseFrame;
+	public BlobArray<AnimationEventBlob> events;
+	
+	public uint flags;
+	public float cycleOffset;
+	public float length;
+	public bool looped { get => GetFlag(1); set => SetFlag(1, value); }
+	public bool loopPoseBlend { get => GetFlag(2); set => SetFlag(2, value); }
+	public uint maxTrackKeyframeLength;
+	
+/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+	[MethodImpl(MethodImplOptions.AggressiveInlining)]
+	void SetFlag(int index, bool value)
+	{
+		var v = 1u << index;
+		var mask = ~v;
+		var valueBits = math.select(0, v, value);
+		flags = flags & mask | valueBits;
+	}
+	
+	[MethodImpl(MethodImplOptions.AggressiveInlining)]
+	bool GetFlag(int index)
+	{
+		var v = 1u << index;
+		return (flags & v) != 0;
+	}
+}
+
+}