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DotRecastNetSim
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refactor: preparing for switching build with System.Numerics.Vector3

This commit is contained in:
ikpil 2023-10-20 00:10:11 +09:00
parent 8d5b4c0c95
commit 45ede19e61
2 changed files with 25 additions and 13 deletions
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28
src/DotRecast.Core/Numerics/RcVec3f.cs
View File

@ -98,7 +98,14 @@ namespace DotRecast.Core.Numerics
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public readonly float Length()
{
return (float)Math.Sqrt(X * X + Y * Y + Z * Z);
float lengthSquared = LengthSquared();
return MathF.Sqrt(lengthSquared);
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public readonly float LengthSquared()
{
return Dot(this, this);
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
@ -114,15 +121,7 @@ namespace DotRecast.Core.Numerics
return left + right;
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public readonly RcVec3f Scale(float scale)
{
return new RcVec3f(
X * scale,
Y * scale,
Z * scale
);
}
/// Derives the dot product of two vectors on the xz-plane. (@p u . @p v)
@ -331,14 +330,17 @@ namespace DotRecast.Core.Numerics
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static float Dot(RcVec3f v1, RcVec3f v2)
{
return (v1.X * v2.X) + (v1.Y * v2.Y)
+ (v1.Z * v2.Z);
return (v1.X * v2.X)
+ (v1.Y * v2.Y)
+ (v1.Z * v2.Z);
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static float Dot(float[] v1, float[] v2)
{
return v1[0] * v2[0] + v1[1] * v2[1] + v1[2] * v2[2];
return v1[0] * v2[0]
+ v1[1] * v2[1]
+ v1[2] * v2[2];
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]

10
src/DotRecast.Core/Numerics/RcVecExtensions.cs
View File

@ -28,5 +28,15 @@ namespace DotRecast.Core.Numerics
default: throw new IndexOutOfRangeException("vector3f index out of range");
}
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static RcVec3f Scale(this RcVec3f v, float scale)
{
return new RcVec3f(
v.X * scale,
v.Y * scale,
v.Z * scale
);
}
}
}