Implement Mat4x4::Swaps

2024-02-01 17:49:05 -05:00
parent 69ca7c5c05
commit 0597b4c937
4 changed files with 106 additions and 20 deletions
--- a/src/J3ML/LinearAlgebra/Matrix4x4.cpp
+++ b/src/J3ML/LinearAlgebra/Matrix4x4.cpp
@@ -428,4 +428,16 @@ namespace LinearAlgebra {
        m.SetRow(3, 0,0,0,1);
        return m;
    }
+
+    Vector4 Matrix4x4::GetRow(int index) const {
+        return { At(index, 0), At(index, 1), At(index, 2), At(index, 3)};
+    }
+
+    Vector4 Matrix4x4::GetColumn(int index) const {
+        return { At(0, index), At(1, index), At(2, index), At(3, index)};
+    }
+
+    Vector3 Matrix4x4::GetRow3(int index) const {
+        return Vector3{ At(index, 0), At(index, 1), At(index, 2)};
+    }
 }