transpose too easy

fixed_wide_vectors/src/macros/matrix.rs

@@ -73,6 +73,26 @@ macro_rules! impl_matrix {
 					), +
 				}
 			}
+
+			/// Consumes the matrix and returns a new matrix with the given function applied on each field.
+			///
+			/// # Example
+			///
+			/// ```
+			/// use fixed_wide_vectors::Vector2;
+			///
+			/// let mat2 = Vector2::new(
+			/// 	Vector2::new(1, 2),
+			/// 	Vector2::new(3, 4)
+			/// )
+			/// .transpose();
+			///
+			/// assert_eq!(mat2, Vector2::new(Vector2::new(1, 3), Vector2::new(2, 4)));
+			/// ```
+			#[inline]
+			pub fn transpose(self) -> $struct_inner<$struct_outer<T>>{
+				$crate::matrix_transpose_outer!{self,$fields_inner,($struct_outer { $($field_outer), + })}
+			}
 		}
 
 		impl<T: Copy> $struct_outer<$struct_inner<T>> {
@@ -114,6 +134,32 @@ macro_rules! matrix_map2d_inner {
 		}
 	}
 }
+#[doc(hidden)]
+#[macro_export(local_inner_macros)]
+macro_rules! matrix_transpose_outer {
+	(
+		$value:ident,
+		($struct_outer: ident { $($field_outer: ident), + }),
+		$fields_inner:tt
+	) => {
+		$struct_outer {
+			$(
+				$field_outer: $crate::matrix_transpose_inner!{$value,$field_outer,$fields_inner}
+			), +
+		}
+	}
+}
+#[doc(hidden)]
+#[macro_export(local_inner_macros)]
+macro_rules! matrix_transpose_inner {
+	( $value:ident, $field_outer:ident, ($struct_inner: ident { $($field_inner: ident), + }) ) => {
+		$struct_inner {
+			$(
+				$field_inner: $value.$field_inner.$field_outer
+			), +
+		}
+	}
+}
 
 /*
 macro_rules! nested {