initial commit, 4.5 stable

thirdparty/jolt_physics/Jolt/Geometry/OrientedBox.h

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+// Jolt Physics Library (https://github.com/jrouwe/JoltPhysics)
+// SPDX-FileCopyrightText: 2021 Jorrit Rouwe
+// SPDX-License-Identifier: MIT
+
+#pragma once
+
+#include <Jolt/Geometry/Triangle.h>
+#include <Jolt/Geometry/IndexedTriangle.h>
+#include <Jolt/Geometry/AABox.h>
+#include <Jolt/Math/Mat44.h>
+
+JPH_NAMESPACE_BEGIN
+
+class AABox;
+
+/// Oriented box
+class JPH_EXPORT_GCC_BUG_WORKAROUND [[nodiscard]] OrientedBox
+{
+public:
+	JPH_OVERRIDE_NEW_DELETE
+
+	/// Constructor
+					OrientedBox() = default;
+					OrientedBox(Mat44Arg inOrientation, Vec3Arg inHalfExtents)			: mOrientation(inOrientation), mHalfExtents(inHalfExtents) { }
+
+	/// Construct from axis aligned box and transform. Only works for rotation/translation matrix (no scaling / shearing).
+					OrientedBox(Mat44Arg inOrientation, const AABox &inBox)				: OrientedBox(inOrientation.PreTranslated(inBox.GetCenter()), inBox.GetExtent()) { }
+
+	/// Test if oriented box overlaps with axis aligned box each other
+	bool			Overlaps(const AABox &inBox, float inEpsilon = 1.0e-6f) const;
+
+	/// Test if two oriented boxes overlap each other
+	bool			Overlaps(const OrientedBox &inBox, float inEpsilon = 1.0e-6f) const;
+
+	Mat44			mOrientation;														///< Transform that positions and rotates the local space axis aligned box into world space
+	Vec3			mHalfExtents;														///< Half extents (half the size of the edge) of the local space axis aligned box
+};
+
+JPH_NAMESPACE_END