diff options
Diffstat (limited to 'doc/html/boost_units/Examples.html')
| -rw-r--r-- | doc/html/boost_units/Examples.html | 53 |
1 files changed, 31 insertions, 22 deletions
diff --git a/doc/html/boost_units/Examples.html b/doc/html/boost_units/Examples.html index d07cae4e53..b896ced22a 100644 --- a/doc/html/boost_units/Examples.html +++ b/doc/html/boost_units/Examples.html @@ -381,6 +381,7 @@ </p> <pre class="programlisting"><span class="comment">/// the physical definition of work - computed for an arbitrary unit system </span> <span class="keyword">template</span><span class="special"><</span><span class="keyword">class</span> <span class="identifier">System</span><span class="special">,</span><span class="keyword">class</span> <span class="identifier">Y</span><span class="special">></span> +<span class="keyword">constexpr</span> <span class="identifier">quantity</span><span class="special"><</span><span class="identifier">unit</span><span class="special"><</span><span class="identifier">energy_dimension</span><span class="special">,</span><span class="identifier">System</span><span class="special">>,</span><span class="identifier">Y</span><span class="special">></span> <span class="identifier">work</span><span class="special">(</span><span class="identifier">quantity</span><span class="special"><</span><span class="identifier">unit</span><span class="special"><</span><span class="identifier">force_dimension</span><span class="special">,</span><span class="identifier">System</span><span class="special">>,</span><span class="identifier">Y</span><span class="special">></span> <span class="identifier">F</span><span class="special">,</span> <span class="identifier">quantity</span><span class="special"><</span><span class="identifier">unit</span><span class="special"><</span><span class="identifier">length_dimension</span><span class="special">,</span><span class="identifier">System</span><span class="special">>,</span><span class="identifier">Y</span><span class="special">></span> <span class="identifier">dx</span><span class="special">)</span> @@ -417,6 +418,7 @@ </p> <pre class="programlisting"><span class="comment">/// the ideal gas law in si units</span> <span class="keyword">template</span><span class="special"><</span><span class="keyword">class</span> <span class="identifier">Y</span><span class="special">></span> +<span class="keyword">constexpr</span> <span class="identifier">quantity</span><span class="special"><</span><span class="identifier">si</span><span class="special">::</span><span class="identifier">amount</span><span class="special">,</span><span class="identifier">Y</span><span class="special">></span> <span class="identifier">idealGasLaw</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">quantity</span><span class="special"><</span><span class="identifier">si</span><span class="special">::</span><span class="identifier">pressure</span><span class="special">,</span><span class="identifier">Y</span><span class="special">>&</span> <span class="identifier">P</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">quantity</span><span class="special"><</span><span class="identifier">si</span><span class="special">::</span><span class="identifier">volume</span><span class="special">,</span><span class="identifier">Y</span><span class="special">>&</span> <span class="identifier">V</span><span class="special">,</span> @@ -906,10 +908,10 @@ <span class="keyword">public</span><span class="special">:</span> <span class="keyword">typedef</span> <span class="identifier">complex</span><span class="special"><</span><span class="identifier">T</span><span class="special">></span> <span class="identifier">this_type</span><span class="special">;</span> - <span class="identifier">complex</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">T</span><span class="special">&</span> <span class="identifier">r</span> <span class="special">=</span> <span class="number">0</span><span class="special">,</span><span class="keyword">const</span> <span class="identifier">T</span><span class="special">&</span> <span class="identifier">i</span> <span class="special">=</span> <span class="number">0</span><span class="special">)</span> <span class="special">:</span> <span class="identifier">r_</span><span class="special">(</span><span class="identifier">r</span><span class="special">),</span><span class="identifier">i_</span><span class="special">(</span><span class="identifier">i</span><span class="special">)</span> <span class="special">{</span> <span class="special">}</span> - <span class="identifier">complex</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">this_type</span><span class="special">&</span> <span class="identifier">source</span><span class="special">)</span> <span class="special">:</span> <span class="identifier">r_</span><span class="special">(</span><span class="identifier">source</span><span class="special">.</span><span class="identifier">r_</span><span class="special">),</span><span class="identifier">i_</span><span class="special">(</span><span class="identifier">source</span><span class="special">.</span><span class="identifier">i_</span><span class="special">)</span> <span class="special">{</span> <span class="special">}</span> + <span class="keyword">constexpr</span> <span class="identifier">complex</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">T</span><span class="special">&</span> <span class="identifier">r</span> <span class="special">=</span> <span class="number">0</span><span class="special">,</span><span class="keyword">const</span> <span class="identifier">T</span><span class="special">&</span> <span class="identifier">i</span> <span class="special">=</span> <span class="number">0</span><span class="special">)</span> <span class="special">:</span> <span class="identifier">r_</span><span class="special">(</span><span class="identifier">r</span><span class="special">),</span><span class="identifier">i_</span><span class="special">(</span><span class="identifier">i</span><span class="special">)</span> <span class="special">{</span> <span class="special">}</span> + <span class="keyword">constexpr</span> <span class="identifier">complex</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">this_type</span><span class="special">&</span> <span class="identifier">source</span><span class="special">)</span> <span class="special">:</span> <span class="identifier">r_</span><span class="special">(</span><span class="identifier">source</span><span class="special">.</span><span class="identifier">r_</span><span class="special">),</span><span class="identifier">i_</span><span class="special">(</span><span class="identifier">source</span><span class="special">.</span><span class="identifier">i_</span><span class="special">)</span> <span class="special">{</span> <span class="special">}</span> - <span class="identifier">this_type</span><span class="special">&</span> <span class="keyword">operator</span><span class="special">=(</span><span class="keyword">const</span> <span class="identifier">this_type</span><span class="special">&</span> <span class="identifier">source</span><span class="special">)</span> + <span class="keyword">constexpr</span> <span class="identifier">this_type</span><span class="special">&</span> <span class="keyword">operator</span><span class="special">=(</span><span class="keyword">const</span> <span class="identifier">this_type</span><span class="special">&</span> <span class="identifier">source</span><span class="special">)</span> <span class="special">{</span> <span class="keyword">if</span> <span class="special">(</span><span class="keyword">this</span> <span class="special">==</span> <span class="special">&</span><span class="identifier">source</span><span class="special">)</span> <span class="keyword">return</span> <span class="special">*</span><span class="keyword">this</span><span class="special">;</span> @@ -919,59 +921,59 @@ <span class="keyword">return</span> <span class="special">*</span><span class="keyword">this</span><span class="special">;</span> <span class="special">}</span> - <span class="identifier">T</span><span class="special">&</span> <span class="identifier">real</span><span class="special">()</span> <span class="special">{</span> <span class="keyword">return</span> <span class="identifier">r_</span><span class="special">;</span> <span class="special">}</span> - <span class="identifier">T</span><span class="special">&</span> <span class="identifier">imag</span><span class="special">()</span> <span class="special">{</span> <span class="keyword">return</span> <span class="identifier">i_</span><span class="special">;</span> <span class="special">}</span> + <span class="keyword">constexpr</span> <span class="identifier">T</span><span class="special">&</span> <span class="identifier">real</span><span class="special">()</span> <span class="special">{</span> <span class="keyword">return</span> <span class="identifier">r_</span><span class="special">;</span> <span class="special">}</span> + <span class="keyword">constexpr</span> <span class="identifier">T</span><span class="special">&</span> <span class="identifier">imag</span><span class="special">()</span> <span class="special">{</span> <span class="keyword">return</span> <span class="identifier">i_</span><span class="special">;</span> <span class="special">}</span> - <span class="keyword">const</span> <span class="identifier">T</span><span class="special">&</span> <span class="identifier">real</span><span class="special">()</span> <span class="keyword">const</span> <span class="special">{</span> <span class="keyword">return</span> <span class="identifier">r_</span><span class="special">;</span> <span class="special">}</span> - <span class="keyword">const</span> <span class="identifier">T</span><span class="special">&</span> <span class="identifier">imag</span><span class="special">()</span> <span class="keyword">const</span> <span class="special">{</span> <span class="keyword">return</span> <span class="identifier">i_</span><span class="special">;</span> <span class="special">}</span> + <span class="keyword">constexpr</span> <span class="keyword">const</span> <span class="identifier">T</span><span class="special">&</span> <span class="identifier">real</span><span class="special">()</span> <span class="keyword">const</span> <span class="special">{</span> <span class="keyword">return</span> <span class="identifier">r_</span><span class="special">;</span> <span class="special">}</span> + <span class="keyword">constexpr</span> <span class="keyword">const</span> <span class="identifier">T</span><span class="special">&</span> <span class="identifier">imag</span><span class="special">()</span> <span class="keyword">const</span> <span class="special">{</span> <span class="keyword">return</span> <span class="identifier">i_</span><span class="special">;</span> <span class="special">}</span> - <span class="identifier">this_type</span><span class="special">&</span> <span class="keyword">operator</span><span class="special">+=(</span><span class="keyword">const</span> <span class="identifier">T</span><span class="special">&</span> <span class="identifier">val</span><span class="special">)</span> + <span class="keyword">constexpr</span> <span class="identifier">this_type</span><span class="special">&</span> <span class="keyword">operator</span><span class="special">+=(</span><span class="keyword">const</span> <span class="identifier">T</span><span class="special">&</span> <span class="identifier">val</span><span class="special">)</span> <span class="special">{</span> <span class="identifier">r_</span> <span class="special">+=</span> <span class="identifier">val</span><span class="special">;</span> <span class="keyword">return</span> <span class="special">*</span><span class="keyword">this</span><span class="special">;</span> <span class="special">}</span> - <span class="identifier">this_type</span><span class="special">&</span> <span class="keyword">operator</span><span class="special">-=(</span><span class="keyword">const</span> <span class="identifier">T</span><span class="special">&</span> <span class="identifier">val</span><span class="special">)</span> + <span class="keyword">constexpr</span> <span class="identifier">this_type</span><span class="special">&</span> <span class="keyword">operator</span><span class="special">-=(</span><span class="keyword">const</span> <span class="identifier">T</span><span class="special">&</span> <span class="identifier">val</span><span class="special">)</span> <span class="special">{</span> <span class="identifier">r_</span> <span class="special">-=</span> <span class="identifier">val</span><span class="special">;</span> <span class="keyword">return</span> <span class="special">*</span><span class="keyword">this</span><span class="special">;</span> <span class="special">}</span> - <span class="identifier">this_type</span><span class="special">&</span> <span class="keyword">operator</span><span class="special">*=(</span><span class="keyword">const</span> <span class="identifier">T</span><span class="special">&</span> <span class="identifier">val</span><span class="special">)</span> + <span class="keyword">constexpr</span> <span class="identifier">this_type</span><span class="special">&</span> <span class="keyword">operator</span><span class="special">*=(</span><span class="keyword">const</span> <span class="identifier">T</span><span class="special">&</span> <span class="identifier">val</span><span class="special">)</span> <span class="special">{</span> <span class="identifier">r_</span> <span class="special">*=</span> <span class="identifier">val</span><span class="special">;</span> <span class="identifier">i_</span> <span class="special">*=</span> <span class="identifier">val</span><span class="special">;</span> <span class="keyword">return</span> <span class="special">*</span><span class="keyword">this</span><span class="special">;</span> <span class="special">}</span> - <span class="identifier">this_type</span><span class="special">&</span> <span class="keyword">operator</span><span class="special">/=(</span><span class="keyword">const</span> <span class="identifier">T</span><span class="special">&</span> <span class="identifier">val</span><span class="special">)</span> + <span class="keyword">constexpr</span> <span class="identifier">this_type</span><span class="special">&</span> <span class="keyword">operator</span><span class="special">/=(</span><span class="keyword">const</span> <span class="identifier">T</span><span class="special">&</span> <span class="identifier">val</span><span class="special">)</span> <span class="special">{</span> <span class="identifier">r_</span> <span class="special">/=</span> <span class="identifier">val</span><span class="special">;</span> <span class="identifier">i_</span> <span class="special">/=</span> <span class="identifier">val</span><span class="special">;</span> <span class="keyword">return</span> <span class="special">*</span><span class="keyword">this</span><span class="special">;</span> <span class="special">}</span> - <span class="identifier">this_type</span><span class="special">&</span> <span class="keyword">operator</span><span class="special">+=(</span><span class="keyword">const</span> <span class="identifier">this_type</span><span class="special">&</span> <span class="identifier">source</span><span class="special">)</span> + <span class="keyword">constexpr</span> <span class="identifier">this_type</span><span class="special">&</span> <span class="keyword">operator</span><span class="special">+=(</span><span class="keyword">const</span> <span class="identifier">this_type</span><span class="special">&</span> <span class="identifier">source</span><span class="special">)</span> <span class="special">{</span> <span class="identifier">r_</span> <span class="special">+=</span> <span class="identifier">source</span><span class="special">.</span><span class="identifier">r_</span><span class="special">;</span> <span class="identifier">i_</span> <span class="special">+=</span> <span class="identifier">source</span><span class="special">.</span><span class="identifier">i_</span><span class="special">;</span> <span class="keyword">return</span> <span class="special">*</span><span class="keyword">this</span><span class="special">;</span> <span class="special">}</span> - <span class="identifier">this_type</span><span class="special">&</span> <span class="keyword">operator</span><span class="special">-=(</span><span class="keyword">const</span> <span class="identifier">this_type</span><span class="special">&</span> <span class="identifier">source</span><span class="special">)</span> + <span class="keyword">constexpr</span> <span class="identifier">this_type</span><span class="special">&</span> <span class="keyword">operator</span><span class="special">-=(</span><span class="keyword">const</span> <span class="identifier">this_type</span><span class="special">&</span> <span class="identifier">source</span><span class="special">)</span> <span class="special">{</span> <span class="identifier">r_</span> <span class="special">-=</span> <span class="identifier">source</span><span class="special">.</span><span class="identifier">r_</span><span class="special">;</span> <span class="identifier">i_</span> <span class="special">-=</span> <span class="identifier">source</span><span class="special">.</span><span class="identifier">i_</span><span class="special">;</span> <span class="keyword">return</span> <span class="special">*</span><span class="keyword">this</span><span class="special">;</span> <span class="special">}</span> - <span class="identifier">this_type</span><span class="special">&</span> <span class="keyword">operator</span><span class="special">*=(</span><span class="keyword">const</span> <span class="identifier">this_type</span><span class="special">&</span> <span class="identifier">source</span><span class="special">)</span> + <span class="keyword">constexpr</span> <span class="identifier">this_type</span><span class="special">&</span> <span class="keyword">operator</span><span class="special">*=(</span><span class="keyword">const</span> <span class="identifier">this_type</span><span class="special">&</span> <span class="identifier">source</span><span class="special">)</span> <span class="special">{</span> <span class="special">*</span><span class="keyword">this</span> <span class="special">=</span> <span class="special">*</span><span class="keyword">this</span> <span class="special">*</span> <span class="identifier">source</span><span class="special">;</span> <span class="keyword">return</span> <span class="special">*</span><span class="keyword">this</span><span class="special">;</span> <span class="special">}</span> - <span class="identifier">this_type</span><span class="special">&</span> <span class="keyword">operator</span><span class="special">/=(</span><span class="keyword">const</span> <span class="identifier">this_type</span><span class="special">&</span> <span class="identifier">source</span><span class="special">)</span> + <span class="keyword">constexpr</span> <span class="identifier">this_type</span><span class="special">&</span> <span class="keyword">operator</span><span class="special">/=(</span><span class="keyword">const</span> <span class="identifier">this_type</span><span class="special">&</span> <span class="identifier">source</span><span class="special">)</span> <span class="special">{</span> <span class="special">*</span><span class="keyword">this</span> <span class="special">=</span> <span class="special">*</span><span class="keyword">this</span> <span class="special">/</span> <span class="identifier">source</span><span class="special">;</span> <span class="keyword">return</span> <span class="special">*</span><span class="keyword">this</span><span class="special">;</span> @@ -998,6 +1000,7 @@ <span class="keyword">namespace</span> <span class="identifier">units</span> <span class="special">{</span> <span class="keyword">template</span><span class="special"><</span><span class="keyword">class</span> <span class="identifier">X</span><span class="special">></span> +<span class="keyword">constexpr</span> <span class="identifier">complex</span><span class="special"><</span><span class="keyword">typename</span> <span class="identifier">unary_plus_typeof_helper</span><span class="special"><</span><span class="identifier">X</span><span class="special">>::</span><span class="identifier">type</span><span class="special">></span> <span class="keyword">operator</span><span class="special">+(</span><span class="keyword">const</span> <span class="identifier">complex</span><span class="special"><</span><span class="identifier">X</span><span class="special">>&</span> <span class="identifier">x</span><span class="special">)</span> <span class="special">{</span> @@ -1007,6 +1010,7 @@ <span class="special">}</span> <span class="keyword">template</span><span class="special"><</span><span class="keyword">class</span> <span class="identifier">X</span><span class="special">></span> +<span class="keyword">constexpr</span> <span class="identifier">complex</span><span class="special"><</span><span class="keyword">typename</span> <span class="identifier">unary_minus_typeof_helper</span><span class="special"><</span><span class="identifier">X</span><span class="special">>::</span><span class="identifier">type</span><span class="special">></span> <span class="keyword">operator</span><span class="special">-(</span><span class="keyword">const</span> <span class="identifier">complex</span><span class="special"><</span><span class="identifier">X</span><span class="special">>&</span> <span class="identifier">x</span><span class="special">)</span> <span class="special">{</span> @@ -1016,6 +1020,7 @@ <span class="special">}</span> <span class="keyword">template</span><span class="special"><</span><span class="keyword">class</span> <span class="identifier">X</span><span class="special">,</span><span class="keyword">class</span> <span class="identifier">Y</span><span class="special">></span> +<span class="keyword">constexpr</span> <span class="identifier">complex</span><span class="special"><</span><span class="keyword">typename</span> <span class="identifier">add_typeof_helper</span><span class="special"><</span><span class="identifier">X</span><span class="special">,</span><span class="identifier">Y</span><span class="special">>::</span><span class="identifier">type</span><span class="special">></span> <span class="keyword">operator</span><span class="special">+(</span><span class="keyword">const</span> <span class="identifier">complex</span><span class="special"><</span><span class="identifier">X</span><span class="special">>&</span> <span class="identifier">x</span><span class="special">,</span><span class="keyword">const</span> <span class="identifier">complex</span><span class="special"><</span><span class="identifier">Y</span><span class="special">>&</span> <span class="identifier">y</span><span class="special">)</span> <span class="special">{</span> @@ -1025,6 +1030,7 @@ <span class="special">}</span> <span class="keyword">template</span><span class="special"><</span><span class="keyword">class</span> <span class="identifier">X</span><span class="special">,</span><span class="keyword">class</span> <span class="identifier">Y</span><span class="special">></span> +<span class="keyword">constexpr</span> <span class="identifier">complex</span><span class="special"><</span><span class="keyword">typename</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">units</span><span class="special">::</span><span class="identifier">subtract_typeof_helper</span><span class="special"><</span><span class="identifier">X</span><span class="special">,</span><span class="identifier">Y</span><span class="special">>::</span><span class="identifier">type</span><span class="special">></span> <span class="keyword">operator</span><span class="special">-(</span><span class="keyword">const</span> <span class="identifier">complex</span><span class="special"><</span><span class="identifier">X</span><span class="special">>&</span> <span class="identifier">x</span><span class="special">,</span><span class="keyword">const</span> <span class="identifier">complex</span><span class="special"><</span><span class="identifier">Y</span><span class="special">>&</span> <span class="identifier">y</span><span class="special">)</span> <span class="special">{</span> @@ -1034,6 +1040,7 @@ <span class="special">}</span> <span class="keyword">template</span><span class="special"><</span><span class="keyword">class</span> <span class="identifier">X</span><span class="special">,</span><span class="keyword">class</span> <span class="identifier">Y</span><span class="special">></span> +<span class="keyword">constexpr</span> <span class="identifier">complex</span><span class="special"><</span><span class="keyword">typename</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">units</span><span class="special">::</span><span class="identifier">multiply_typeof_helper</span><span class="special"><</span><span class="identifier">X</span><span class="special">,</span><span class="identifier">Y</span><span class="special">>::</span><span class="identifier">type</span><span class="special">></span> <span class="keyword">operator</span><span class="special">*(</span><span class="keyword">const</span> <span class="identifier">complex</span><span class="special"><</span><span class="identifier">X</span><span class="special">>&</span> <span class="identifier">x</span><span class="special">,</span><span class="keyword">const</span> <span class="identifier">complex</span><span class="special"><</span><span class="identifier">Y</span><span class="special">>&</span> <span class="identifier">y</span><span class="special">)</span> <span class="special">{</span> @@ -1060,6 +1067,7 @@ <span class="special">}</span> <span class="keyword">template</span><span class="special"><</span><span class="keyword">class</span> <span class="identifier">X</span><span class="special">,</span><span class="keyword">class</span> <span class="identifier">Y</span><span class="special">></span> +<span class="keyword">constexpr</span> <span class="identifier">complex</span><span class="special"><</span><span class="keyword">typename</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">units</span><span class="special">::</span><span class="identifier">divide_typeof_helper</span><span class="special"><</span><span class="identifier">X</span><span class="special">,</span><span class="identifier">Y</span><span class="special">>::</span><span class="identifier">type</span><span class="special">></span> <span class="keyword">operator</span><span class="special">/(</span><span class="keyword">const</span> <span class="identifier">complex</span><span class="special"><</span><span class="identifier">X</span><span class="special">>&</span> <span class="identifier">x</span><span class="special">,</span><span class="keyword">const</span> <span class="identifier">complex</span><span class="special"><</span><span class="identifier">Y</span><span class="special">>&</span> <span class="identifier">y</span><span class="special">)</span> <span class="special">{</span> @@ -1209,7 +1217,7 @@ </p> <pre class="programlisting"><span class="keyword">typedef</span> <span class="identifier">quantity</span><span class="special"><</span><span class="identifier">length</span><span class="special">,</span><span class="identifier">complex</span><span class="special"><</span><span class="keyword">double</span><span class="special">></span> <span class="special">></span> <span class="identifier">length_dimension</span><span class="special">;</span> -<span class="identifier">length_dimension</span> <span class="identifier">L</span><span class="special">(</span><span class="identifier">complex</span><span class="special"><</span><span class="keyword">double</span><span class="special">>(</span><span class="number">2.0</span><span class="special">,</span><span class="number">1.0</span><span class="special">)*</span><span class="identifier">meters</span><span class="special">);</span> +<span class="keyword">const</span> <span class="identifier">length_dimension</span> <span class="identifier">L</span><span class="special">(</span><span class="identifier">complex</span><span class="special"><</span><span class="keyword">double</span><span class="special">>(</span><span class="number">2.0</span><span class="special">,</span><span class="number">1.0</span><span class="special">)*</span><span class="identifier">meters</span><span class="special">);</span> </pre> <p> </p> @@ -1240,7 +1248,7 @@ </p> <pre class="programlisting"><span class="keyword">typedef</span> <span class="identifier">complex</span><span class="special"><</span><span class="identifier">quantity</span><span class="special"><</span><span class="identifier">length</span><span class="special">></span> <span class="special">></span> <span class="identifier">length_dimension</span><span class="special">;</span> -<span class="identifier">length_dimension</span> <span class="identifier">L</span><span class="special">(</span><span class="number">2.0</span><span class="special">*</span><span class="identifier">meters</span><span class="special">,</span><span class="number">1.0</span><span class="special">*</span><span class="identifier">meters</span><span class="special">);</span> +<span class="keyword">const</span> <span class="identifier">length_dimension</span> <span class="identifier">L</span><span class="special">(</span><span class="number">2.0</span><span class="special">*</span><span class="identifier">meters</span><span class="special">,</span><span class="number">1.0</span><span class="special">*</span><span class="identifier">meters</span><span class="special">);</span> </pre> <p> </p> @@ -1361,6 +1369,7 @@ <p> </p> <pre class="programlisting"><span class="keyword">template</span><span class="special"><</span><span class="keyword">class</span> <span class="identifier">System</span><span class="special">,</span><span class="keyword">typename</span> <span class="identifier">T</span><span class="special">></span> +<span class="keyword">constexpr</span> <span class="identifier">quantity</span><span class="special"><</span><span class="identifier">unit</span><span class="special"><</span><span class="identifier">boost</span><span class="special">::</span><span class="identifier">units</span><span class="special">::</span><span class="identifier">length_dimension</span><span class="special">,</span><span class="identifier">System</span><span class="special">>,</span><span class="identifier">T</span><span class="special">></span> <span class="identifier">radar_beam_height</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">quantity</span><span class="special"><</span><span class="identifier">unit</span><span class="special"><</span><span class="identifier">length_dimension</span><span class="special">,</span><span class="identifier">System</span><span class="special">>,</span><span class="identifier">T</span><span class="special">>&</span> <span class="identifier">radar_range</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">quantity</span><span class="special"><</span><span class="identifier">unit</span><span class="special"><</span><span class="identifier">length_dimension</span><span class="special">,</span><span class="identifier">System</span><span class="special">>,</span><span class="identifier">T</span><span class="special">>&</span> <span class="identifier">earth_radius</span><span class="special">,</span> @@ -1379,16 +1388,15 @@ <p> </p> <pre class="programlisting"><span class="keyword">template</span><span class="special"><</span><span class="keyword">class</span> <span class="identifier">return_type</span><span class="special">,</span><span class="keyword">class</span> <span class="identifier">System1</span><span class="special">,</span><span class="keyword">class</span> <span class="identifier">System2</span><span class="special">,</span><span class="keyword">typename</span> <span class="identifier">T</span><span class="special">></span> +<span class="keyword">constexpr</span> <span class="identifier">return_type</span> <span class="identifier">radar_beam_height</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">quantity</span><span class="special"><</span><span class="identifier">unit</span><span class="special"><</span><span class="identifier">length_dimension</span><span class="special">,</span><span class="identifier">System1</span><span class="special">>,</span><span class="identifier">T</span><span class="special">>&</span> <span class="identifier">radar_range</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">quantity</span><span class="special"><</span><span class="identifier">unit</span><span class="special"><</span><span class="identifier">length_dimension</span><span class="special">,</span><span class="identifier">System2</span><span class="special">>,</span><span class="identifier">T</span><span class="special">>&</span> <span class="identifier">earth_radius</span><span class="special">,</span> <span class="identifier">T</span> <span class="identifier">k</span> <span class="special">=</span> <span class="number">4.0</span><span class="special">/</span><span class="number">3.0</span><span class="special">)</span> <span class="special">{</span> <span class="comment">// need to decide which system to use for calculation</span> - <span class="keyword">const</span> <span class="identifier">return_type</span> <span class="identifier">rr</span><span class="special">(</span><span class="identifier">radar_range</span><span class="special">),</span> - <span class="identifier">er</span><span class="special">(</span><span class="identifier">earth_radius</span><span class="special">);</span> - - <span class="keyword">return</span> <span class="identifier">return_type</span><span class="special">(</span><span class="identifier">pow</span><span class="special"><</span><span class="number">2</span><span class="special">>(</span><span class="identifier">rr</span><span class="special">)/(</span><span class="number">2.0</span><span class="special">*</span><span class="identifier">k</span><span class="special">*</span><span class="identifier">er</span><span class="special">));</span> + <span class="keyword">return</span> <span class="identifier">pow</span><span class="special"><</span><span class="number">2</span><span class="special">>(</span><span class="keyword">static_cast</span><span class="special"><</span><span class="identifier">return_type</span><span class="special">>(</span><span class="identifier">radar_range</span><span class="special">))</span> + <span class="special">/</span> <span class="special">(</span><span class="number">2.0</span><span class="special">*</span><span class="identifier">k</span><span class="special">*</span><span class="keyword">static_cast</span><span class="special"><</span><span class="identifier">return_type</span><span class="special">>(</span><span class="identifier">earth_radius</span><span class="special">));</span> <span class="special">}</span> </pre> <p> @@ -1401,7 +1409,8 @@ </p> <p> </p> -<pre class="programlisting"><span class="identifier">quantity</span><span class="special"><</span><span class="identifier">imperial</span><span class="special">::</span><span class="identifier">length</span><span class="special">></span> +<pre class="programlisting"><span class="keyword">constexpr</span> +<span class="identifier">quantity</span><span class="special"><</span><span class="identifier">imperial</span><span class="special">::</span><span class="identifier">length</span><span class="special">></span> <span class="identifier">radar_beam_height</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">quantity</span><span class="special"><</span><span class="identifier">nautical</span><span class="special">::</span><span class="identifier">length</span><span class="special">>&</span> <span class="identifier">range</span><span class="special">)</span> <span class="special">{</span> <span class="keyword">return</span> <span class="identifier">quantity</span><span class="special"><</span><span class="identifier">imperial</span><span class="special">::</span><span class="identifier">length</span><span class="special">></span> |