Move AABB class and base it on top of Range

openVulkanoCpp/Math/AABB.hpp

@@ -0,0 +1,96 @@
+/*
+ * 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 "Range.hpp"
+
+namespace openVulkanoCpp::Math
+{
+	/**
+	 * \brief A class that represents an axis aligned bounding box
+	 */
+	class AABB final : Range<Math::Vector3f>
+	{
+	public:
+		AABB() : Range(Math::Vector3f(INFINITY), Math::Vector3f(-INFINITY)) {}
+
+		AABB(const Math::Vector3f& min, const Math::Vector3f& max) : Range(min, max) {}
+
+		/**
+		 * \brief Initiates the AABB to a single point (min=max=point)
+		 * \param point The point that should be used as min and max of the AABB
+		 */
+		void Init(const Math::Vector3f& point)
+		{
+			min = max = point;
+		}
+
+		void Init(const Math::Vector3f& min, const Math::Vector3f& max)
+		{
+			this->min = min;
+			this->max = max;
+		}
+
+		/**
+		 * \brief Initiates the AABB from some other AABB
+		 * \param other The other AABB that should be copied
+		 */
+		void Init(const AABB& other)
+		{
+			min = other.GetMin();
+			max = other.GetMax();
+		}
+
+		void Grow(const Math::Vector3f& point)
+		{
+			min = Math::Utils::min(min, point);
+			max = Math::Utils::max(max, point);
+		}
+
+		void Grow(const AABB& otherAABB)
+		{
+			min = Math::Utils::min(min, otherAABB.GetMin());
+			max = Math::Utils::max(max, otherAABB.GetMax());
+		}
+
+		void Grow(const AABB& otherAABB, Math::Matrix4f transformation)
+		{
+			//TODO
+		}
+
+		[[nodiscard]] Math::Vector3f GetDiagonal() const
+		{
+			return GetSize();
+		}
+
+		[[nodiscard]] Math::Vector3f GetCenter() const
+		{
+			return min + (GetDiagonal() * 0.5f);
+		}
+
+		/**
+		 * \brief Checks if the AABB overlaps with an other AABB
+		 * \param other The other AABB that should be checked
+		 * \return true if the AABB overlaps with the other, false if not
+		 */
+		[[nodiscard]] bool IsOverlapping(const AABB& other) const
+		{
+			return !(other.min.x > max.x || other.max.x < min.x || other.min.y > max.y ||
+					 other.max.y < min.y || other.min.z > max.z || other.max.z < min.z);
+		}
+
+		/**
+		 * \brief Resets the AABB to min=Inf, max=-Inf, same as Init()
+		 */
+		void Reset()
+		{
+			min = Math::Vector3f(INFINITY);
+			max = Math::Vector3f(-INFINITY);
+		}
+	};
+}