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Better L4 and array storage design

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This commit is contained in:
Youmu Liu
2026-03-04 18:12:58 +08:00
parent 7e970352ab
commit dfa6f4ba92
103 changed files with 853 additions and 6837 deletions
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StgSharp.Mathematics/Numeric/Graphics/Vec4.cs
+60 -19
View File
@@ -2,8 +2,8 @@
// -----------------------------------------------------------------------
// file="Vec4"
// Project: StgSharp
// AuthorGroup: Nitload Space
// Copyright (c) Nitload Space. All rights reserved.
// AuthorGroup: Nitload
// Copyright (c) Nitload. All rights reserved.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
@@ -26,7 +26,7 @@
// -----------------------------------------------------------------------
// -----------------------------------------------------------------------
using StgSharp.Mathematics;
using StgSharp.Mathematics.Intrinsic;
using StgSharp.Mathematics.Internal;
using StgSharp.Mathematics.Numeric;
using System;
using System.Data.Common;
@@ -52,7 +52,9 @@ namespace StgSharp.Mathematics.Graphics
[FieldOffset(4)] public float Y;
[FieldOffset(8)] public float Z;
internal Vec4(Vector4 v)
internal Vec4(
Vector4 v
)
{
Unsafe.SkipInit(out X);
Unsafe.SkipInit(out Y);
@@ -63,7 +65,9 @@ namespace StgSharp.Mathematics.Graphics
vec = v;
}
internal Vec4(M128 v)
internal Vec4(
M128 v
)
{
Unsafe.SkipInit(out X);
Unsafe.SkipInit(out Y);
@@ -74,7 +78,10 @@ namespace StgSharp.Mathematics.Graphics
reg = v;
}
public Vec4(Vec3 v3, float w)
public Vec4(
Vec3 v3,
float w
)
{
Unsafe.SkipInit(out X);
Unsafe.SkipInit(out Y);
@@ -84,7 +91,12 @@ namespace StgSharp.Mathematics.Graphics
W = w;
}
public Vec4(float x, float y, float z, float w)
public Vec4(
float x,
float y,
float z,
float w
)
{
vec = new Vector4(x, y, z, w);
}
@@ -123,7 +135,10 @@ namespace StgSharp.Mathematics.Graphics
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static Vec4 Add(Vec4 left, Vec4 right)
public static Vec4 Add(
Vec4 left,
Vec4 right
)
{
return left + right;
}
@@ -133,12 +148,16 @@ namespace StgSharp.Mathematics.Graphics
return MemoryMarshal.CreateReadOnlySpan(ref reg.Member<float>(0), 4);
}
public override bool Equals(object obj)
public override bool Equals(
object obj
)
{
return obj is Vec4 v && v == this;
}
public static Vec4 FromSpan(ReadOnlySpan<float> span)
public static Vec4 FromSpan(
ReadOnlySpan<float> span
)
{
if (span.Length < 4) {
throw new ArgumentException("Span length must be at least 4.", nameof(span));
@@ -161,7 +180,10 @@ namespace StgSharp.Mathematics.Graphics
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static Vec4 Subtract(Vec4 left, Vec4 right)
public static Vec4 Subtract(
Vec4 left,
Vec4 right
)
{
return left - right;
}
@@ -172,36 +194,55 @@ namespace StgSharp.Mathematics.Graphics
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static Vec4 operator -(Vec4 left, Vec4 right)
public static Vec4 operator -(
Vec4 left,
Vec4 right
)
{
return new Vec4(left.vec - right.vec);
}
public static bool operator !=(Vec4 left, Vec4 right)
public static bool operator !=(
Vec4 left,
Vec4 right
)
{
return !(left == right);
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static Vec4 operator *(Matrix44 mat, Vec4 vec)
public static Vec4 operator *(
Matrix44 mat,
Vec4 vec
)
{
Matrix44 transpose = mat.Transpose;
return new Vec4(Vector4.Dot(transpose.mat.colum0, vec.vec), Vector4.Dot(transpose.mat.colum1, vec.vec),
Vector4.Dot(transpose.mat.colum2, vec.vec), Vector4.Dot(transpose.mat.colum3, vec.vec));
return new Vec4(Vector4.Dot(transpose.mat.colum0, vec.vec),
Vector4.Dot(transpose.mat.colum1, vec.vec),
Vector4.Dot(transpose.mat.colum2, vec.vec),
Vector4.Dot(transpose.mat.colum3, vec.vec));
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static Vec4 operator +(Vec4 left, Vec4 right)
public static Vec4 operator +(
Vec4 left,
Vec4 right
)
{
return new Vec4(left.vec + right.vec);
}
public static bool operator ==(Vec4 left, Vec4 right)
public static bool operator ==(
Vec4 left,
Vec4 right
)
{
return left.vec == right.vec;
}
bool IEquatable<Vec4>.Equals(Vec4 other)
bool IEquatable<Vec4>.Equals(
Vec4 other
)
{
return vec == other.vec;
}