Implement vec::transpose, vec::operator==, vec::operator!= and vec

string output

include/mtl/vec.hpp

@@ -122,7 +122,30 @@ public:
 		return r;
 	}
 
-	mat<1, N> transpose() const noexcept;
+	mat<1, N> transpose() const noexcept {
+		mat<1, N> r;
+
+#pragma GCC unroll 4
+		for (size_t i = 0; i < N; ++i) {
+			r.e[0][i] = e[i];
+		}
+
+		return r;
+	}
+
+	bool operator==(const vec<N>& rhs) noexcept {
+#pragma GCC unroll 4
+		for (size_t i = 0; i < N; ++i) {
+			if (e[i] != rhs.e[i]) {
+				return false;
+			}
+		}
+
+		return true;
+	}
+	bool operator!=(const vec<N>& rhs) noexcept {
+		return !(*this == rhs);
+	}
 };
 
 class vec2 : public vec<2> {
@@ -170,5 +193,22 @@ public:
 	}
 };
 
+template <typename STREAM_TYPE, size_t N>
+STREAM_TYPE& operator<<(STREAM_TYPE& lhs, const vec<N>& rhs) {
+	lhs << '<';
+
+	for (size_t i = 0; i < N; ++i) {
+		lhs << rhs.e[i];
+		
+		if (i < N - 1) {
+			lhs << ", ";
+		}
+	}
+
+	lhs << '>';
+
+	return lhs;
+}
+
 } // namespace mtl