All matrix types are no longer records.

Nerd_STF/Mathematics/Abstract/IStaticMatrix.cs

@@ -1,6 +1,6 @@
 namespace Nerd_STF.Mathematics.Abstract;
 
-public interface IStaticMatrix<T> : IAverage<T>, IMatrix<T>, IMedian<T>,
+public interface IStaticMatrix<T> : IAverage<T>, IEquatable<T>, IMatrix<T>, IMedian<T>,
     IMatrixPresets<T> where T : IStaticMatrix<T>
 {
     

Nerd_STF/Mathematics/Algebra/Matrix.cs

@@ -343,16 +343,14 @@ public class Matrix : IMatrix<Matrix, Matrix>
         return result;
     }
 
-    public override bool Equals([NotNullWhen(true)] object? obj)
+    public override bool Equals(object? obj)
     {
-        if (obj == null) return base.Equals(obj);
+        if (obj is null) return base.Equals(obj);
-        Type t = obj.GetType();
+        else if (obj is Matrix m) return Equals(m);
-        if (t == typeof(Matrix)) return Equals((Matrix)obj);
+        else if (obj is Matrix2x2 m2x2) return Equals(m2x2);
-        else if (t == typeof(Matrix2x2)) return Equals((Matrix)obj);
+        else if (obj is Matrix3x3 m3x3) return Equals(m3x3);
-        else if (t == typeof(Matrix3x3)) return Equals((Matrix)obj);
+        else if (obj is Matrix4x4 m4x4) return Equals(m4x4);
-        else if (t == typeof(Matrix4x4)) return Equals((Matrix)obj);
+        return false;
-
-        return base.Equals(obj);
     }
     public bool Equals(Matrix? other)
     {

Nerd_STF/Mathematics/Algebra/Matrix2x2.cs

@@ -1,6 +1,6 @@
 namespace Nerd_STF.Mathematics.Algebra;
 
-public record class Matrix2x2 : IStaticMatrix<Matrix2x2>
+public class Matrix2x2 : IStaticMatrix<Matrix2x2>
 {
     public static Matrix2x2 Identity => new(new[,]
     {
@@ -312,6 +312,12 @@ public record class Matrix2x2 : IStaticMatrix<Matrix2x2>
         SetRow(rowB, dataA);
     }
 
+    public override bool Equals(object? obj)
+    {
+        if (obj is null) return false;
+        else if (obj is Matrix2x2 m2x2) return Equals(m2x2);
+        return false;
+    }
     public virtual bool Equals(Matrix2x2? other)
     {
         if (other is null) return false;
@@ -365,6 +371,8 @@ public record class Matrix2x2 : IStaticMatrix<Matrix2x2>
     public static Float2 operator /(Matrix2x2 a, Float2 b) => (Matrix)a / b;
     public static Matrix2x2 operator ^(Matrix2x2 a, Matrix2x2 b) => // Single number multiplication.
         new(a.r1c1 * b.r1c1, a.r1c2 * b.r1c2, a.r2c1 * b.r2c1, a.r2c2 * b.r2c2);
+    public static bool operator ==(Matrix2x2 a, Matrix2x2 b) => a.Equals(b);
+    public static bool operator !=(Matrix2x2 a, Matrix2x2 b) => !a.Equals(b);
 
     public static explicit operator Matrix2x2(Matrix m)
     {

Nerd_STF/Mathematics/Algebra/Matrix3x3.cs

@@ -1,6 +1,6 @@
 namespace Nerd_STF.Mathematics.Algebra;
 
-public record class Matrix3x3 : IStaticMatrix<Matrix3x3>
+public class Matrix3x3 : IStaticMatrix<Matrix3x3>
 {
     public static Matrix3x3 Identity => new(new[,]
     {
@@ -435,6 +435,12 @@ public record class Matrix3x3 : IStaticMatrix<Matrix3x3>
         SetRow(rowB, dataA);
     }
 
+    public override bool Equals(object? obj)
+    {
+        if (obj is null) return false;
+        else if (obj is Matrix3x3 m3x3) return Equals(m3x3);
+        return false;
+    }
     public virtual bool Equals(Matrix3x3? other)
     {
         if (other is null) return false;
@@ -512,6 +518,8 @@ public record class Matrix3x3 : IStaticMatrix<Matrix3x3>
         new(a.r1c1 * b.r1c1, a.r1c2 * b.r1c2, a.r1c3 * b.r1c3,
             a.r2c1 * b.r2c1, a.r2c2 * b.r2c2, a.r2c3 * b.r2c3,
             a.r3c1 * b.r3c1, a.r3c2 * b.r3c2, a.r3c3 * b.r3c3);
+    public static bool operator ==(Matrix3x3 a, Matrix3x3 b) => a.Equals(b);
+    public static bool operator !=(Matrix3x3 a, Matrix3x3 b) => !a.Equals(b);
 
     public static explicit operator Matrix3x3(Matrix m)
     {

Nerd_STF/Mathematics/Algebra/Matrix4x4.cs

@@ -2,7 +2,7 @@
 
 namespace Nerd_STF.Mathematics.Algebra;
 
-public record class Matrix4x4 : IStaticMatrix<Matrix4x4>
+public class Matrix4x4 : IStaticMatrix<Matrix4x4>
 {
     public static Matrix4x4 Identity => new(new[,]
     {
@@ -530,6 +530,12 @@ public record class Matrix4x4 : IStaticMatrix<Matrix4x4>
         SetRow(rowB, dataA);
     }
 
+    public override bool Equals(object? obj)
+    {
+        if (obj is null) return false;
+        else if (obj is Matrix4x4 m4x4) return Equals(m4x4);
+        return false;
+    }
     public virtual bool Equals(Matrix4x4? other)
     {
         if (other is null) return false;
@@ -639,6 +645,8 @@ public record class Matrix4x4 : IStaticMatrix<Matrix4x4>
             a.r2c1 * b.r2c1, a.r2c2 * b.r2c2, a.r2c3 * b.r2c3, a.r2c4 * b.r2c4,
             a.r3c1 * b.r3c1, a.r3c2 * b.r3c2, a.r3c3 * b.r3c3, a.r3c4 * b.r3c4,
             a.r4c1 * b.r4c1, a.r4c2 * b.r4c2, a.r4c3 * b.r4c3, a.r4c4 * b.r4c4);
+    public static bool operator ==(Matrix4x4 a, Matrix4x4 b) => a.Equals(b);
+    public static bool operator !=(Matrix4x4 a, Matrix4x4 b) => !a.Equals(b);
 
     public static explicit operator Matrix4x4(Matrix m)
     {

Nerd_STF/Mathematics/Algebra/ProjectionMatrix.cs

@@ -1,6 +1,6 @@
 namespace Nerd_STF.Mathematics.Algebra;
 
-public record class ProjectionMatrix : Matrix3x3
+public class ProjectionMatrix : Matrix3x3
 {
     // TODO: i need to remove the record check from everything, add new equals comparitors
     //       and re-implement IsValidProjectionMatrix