Add CoordinateSystem enum

openVulkanoCpp/Math/CoordinateSystem.hpp

@@ -0,0 +1,65 @@
+/*
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/.
+ */
+
+#pragma once
+
+#include "Math.hpp"
+#include <optional>
+#include <magic_enum/magic_enum.hpp>
+
+namespace OpenVulkano::Math
+{
+	class CoordinateSystem final
+	{
+	public:
+		enum System: uint8_t
+		{
+			RIGHT_HANDED_Y_UP = 0,
+			RIGHT_HANDED_Z_UP,
+			LEFT_HANDED_Y_UP,
+			LEFT_HANDED_Z_UP
+		};
+		
+		enum class Handedness: uint8_t { Right = 0, Left };
+		
+		enum class UpAxis: uint8_t { Y, Z };
+
+		constexpr CoordinateSystem(System system = RIGHT_HANDED_Y_UP): m_system(system) {}
+
+		constexpr CoordinateSystem(Handedness handedness, UpAxis up): m_system(static_cast<System>(static_cast<uint8_t>(handedness) << 1 | static_cast<uint8_t>(up))) {}
+		
+		[[nodiscard]] constexpr std::string_view GetName() const
+		{
+			return magic_enum::enum_name(m_system);
+		}
+
+		[[nodiscard]] constexpr static std::optional<CoordinateSystem> GetFromName(std::string_view name)
+		{
+			auto result = magic_enum::enum_cast<System>(name);
+			if (result.has_value()) return CoordinateSystem(result.value());
+			return {};
+		}
+
+		[[nodiscard]] constexpr Handedness GetHandedness() const { return static_cast<Handedness>(m_system >> 1); }
+
+		[[nodiscard]] constexpr UpAxis GetUpAxis() const { return static_cast<UpAxis>(m_system & 1); }
+
+		[[nodiscard]] constexpr operator System() const { return m_system; }
+
+		[[nodiscard]] constexpr operator Handedness() const { return GetHandedness(); }
+
+		[[nodiscard]] constexpr operator UpAxis() const { return GetUpAxis(); }
+
+		[[nodiscard]] constexpr auto operator <=>(const CoordinateSystem& other) const { return m_system <=> other.m_system; }
+		[[nodiscard]] constexpr auto operator <=>(const System& other) const { return m_system <=> other; }
+
+		[[nodiscard]] constexpr bool operator ==(const CoordinateSystem& other) const { return m_system == other.m_system; }
+		[[nodiscard]] constexpr bool operator ==(const System& other) const { return m_system == other; }
+
+	private:
+		System m_system;
+	};
+}