initial commit, 4.5 stable

thirdparty/jolt_physics/Jolt/Math/Double3.h

@@ -0,0 +1,48 @@
+// Jolt Physics Library (https://github.com/jrouwe/JoltPhysics)
+// SPDX-FileCopyrightText: 2021 Jorrit Rouwe
+// SPDX-License-Identifier: MIT
+
+#pragma once
+
+#include <Jolt/Core/HashCombine.h>
+
+JPH_NAMESPACE_BEGIN
+
+/// Class that holds 3 doubles. Used as a storage class. Convert to DVec3 for calculations.
+class [[nodiscard]] Double3
+{
+public:
+	JPH_OVERRIDE_NEW_DELETE
+
+				Double3() = default; ///< Intentionally not initialized for performance reasons
+				Double3(const Double3 &inRHS) = default;
+	Double3 &	operator = (const Double3 &inRHS) = default;
+				Double3(double inX, double inY, double inZ) : x(inX), y(inY), z(inZ) { }
+
+	double		operator [] (int inCoordinate) const
+	{
+		JPH_ASSERT(inCoordinate < 3);
+		return *(&x + inCoordinate);
+	}
+
+	bool		operator == (const Double3 &inRHS) const
+	{
+		return x == inRHS.x && y == inRHS.y && z == inRHS.z;
+	}
+
+	bool		operator != (const Double3 &inRHS) const
+	{
+		return x != inRHS.x || y != inRHS.y || z != inRHS.z;
+	}
+
+	double		x;
+	double		y;
+	double		z;
+};
+
+static_assert(std::is_trivial<Double3>(), "Is supposed to be a trivial type!");
+
+JPH_NAMESPACE_END
+
+// Create a std::hash/JPH::Hash for Double3
+JPH_MAKE_HASHABLE(JPH::Double3, t.x, t.y, t.z)