Boost 1.84 Pre-Release with Boost 1.84.0 Additions

inst/include/boost/qvm.hpp

@@ -0,0 +1,11 @@
+#ifndef BOOST_QVM_HPP_INCLUDED
+#define BOOST_QVM_HPP_INCLUDED
+
+// Copyright 2008-2022 Emil Dotchevski and Reverge Studios, Inc.
+
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+#include <boost/qvm/all.hpp>
+
+#endif

inst/include/boost/qvm/all.hpp

@@ -0,0 +1,7 @@
+// Copyright 2008-2022 Emil Dotchevski and Reverge Studios, Inc.
+
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+#include <boost/qvm/lite.hpp>
+#include <boost/qvm/swizzle.hpp>

inst/include/boost/qvm/deduce_quat.hpp

@@ -0,0 +1,94 @@
+#ifndef BOOST_QVM_DEDUCE_QUAT_HPP_INCLUDED
+#define BOOST_QVM_DEDUCE_QUAT_HPP_INCLUDED
+
+// Copyright 2008-2022 Emil Dotchevski and Reverge Studios, Inc.
+
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+#include <boost/qvm/deduce_scalar.hpp>
+#include <boost/qvm/quat_traits.hpp>
+#include <boost/qvm/static_assert.hpp>
+
+namespace boost { namespace qvm {
+
+template <class T>
+struct quat;
+
+namespace
+qvm_detail
+    {
+    template <class Q,class S,
+        class QS=typename quat_traits<Q>::scalar_type>
+    struct
+    deduce_q_default
+        {
+        BOOST_QVM_STATIC_ASSERT(is_quat<Q>::value);
+        typedef quat<typename quat_traits<Q>::scalar_type> type;
+        };
+
+    template <class Q,class S>
+    struct
+    deduce_q_default<Q,S,S>
+        {
+        BOOST_QVM_STATIC_ASSERT(is_quat<Q>::value);
+        typedef Q type;
+        };
+    }
+
+template <class Q,class S=typename quat_traits<Q>::scalar_type>
+struct
+deduce_quat
+    {
+    BOOST_QVM_STATIC_ASSERT(is_quat<Q>::value);
+    typedef typename qvm_detail::deduce_q_default<Q,S>::type type;
+    };
+
+namespace
+qvm_detail
+    {
+    template <class A,class B,class S,
+        bool IsScalarA=is_scalar<A>::value,
+        bool IsScalarB=is_scalar<B>::value>
+    struct
+    deduce_q2_default
+        {
+        typedef quat<S> type;
+        };
+
+    template <class Q,class S>
+    struct
+    deduce_q2_default<Q,Q,S,false,false>
+        {
+        BOOST_QVM_STATIC_ASSERT(is_quat<Q>::value);
+        typedef Q type;
+        };
+
+    template <class A,class B,class S>
+    struct
+    deduce_q2_default<A,B,S,false,true>
+        {
+        BOOST_QVM_STATIC_ASSERT(is_quat<A>::value);
+        typedef typename deduce_quat<A,S>::type type;
+        };
+
+    template <class A,class B,class S>
+    struct
+    deduce_q2_default<A,B,S,true,false>
+        {
+        BOOST_QVM_STATIC_ASSERT(is_quat<B>::value);
+        typedef typename deduce_quat<B,S>::type type;
+        };
+    }
+
+template <class A,class B,class S=typename deduce_scalar<typename scalar<A>::type,typename scalar<B>::type>::type>
+struct
+deduce_quat2
+    {
+    BOOST_QVM_STATIC_ASSERT(is_quat<A>::value || is_quat<B>::value);
+    typedef typename qvm_detail::deduce_q2_default<A,B,S>::type type;
+    };
+
+} }
+
+#endif

inst/include/boost/qvm/detail/quat_assign.hpp

@@ -0,0 +1,31 @@
+#ifndef BOOST_QVM_DETAIL_QUAT_ASSIGN_HPP_INCLUDED
+#define BOOST_QVM_DETAIL_QUAT_ASSIGN_HPP_INCLUDED
+
+// Copyright 2008-2022 Emil Dotchevski and Reverge Studios, Inc.
+
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+#include <boost/qvm/config.hpp>
+#include <boost/qvm/enable_if.hpp>
+#include <boost/qvm/quat_traits.hpp>
+
+namespace boost { namespace qvm {
+
+template <class A,class B>
+BOOST_QVM_CONSTEXPR BOOST_QVM_INLINE_OPERATIONS
+typename enable_if_c<
+    is_quat<A>::value && is_quat<B>::value,
+    A &>::type
+assign( A & a, B const & b )
+    {
+    write_quat_element<0>(a,quat_traits<B>::template read_element<0>(b));
+    write_quat_element<1>(a,quat_traits<B>::template read_element<1>(b));
+    write_quat_element<2>(a,quat_traits<B>::template read_element<2>(b));
+    write_quat_element<3>(a,quat_traits<B>::template read_element<3>(b));
+    return a;
+    }
+
+} }
+
+#endif