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<li class="navelem"><a class="el" href="dir_17297ffb27ce571941f5fb5008f01a1f.html">dl</a></li><li class="navelem"><a class="el" href="dir_b2bcec82b594d980efe59d1a11da2bcc.html">system</a></li> </ul>
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<div class="headertitle"><div class="title">dl_time.h</div></div>
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<div class="contents">
<a href="dl__time_8h.html">浏览该文件的文档.</a><div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span></div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span><span class="preprocessor">#pragma once</span></div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span> </div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span><span class="preprocessor">#include &lt;string&gt;</span></div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span><span class="preprocessor">#include &lt;chrono&gt;</span></div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span> </div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span><span class="preprocessor">#include &quot;<a class="code" href="dl__type_8h.html">dl_type.h</a>&quot;</span></div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span> </div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespacedl.html">dl</a></div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span>{</div>
<div class="foldopen" id="foldopen00022" data-start="{" data-end="};">
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"><a class="line" href="classdl_1_1_time.html"> 22</a></span><span class="keyword">class </span><a class="code hl_function" href="classdl_1_1_time.html#abb9f213a3d334bb6ec66b1762ebdf106">Time</a></div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span>{</div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"><a class="line" href="classdl_1_1_time.html#af18a9ee98e70982bfe2975391d7221a5"> 24</a></span> <span class="keyword">friend</span> <span class="keyword">class </span><a class="code hl_friend" href="classdl_1_1_time.html#af18a9ee98e70982bfe2975391d7221a5">System</a>;</div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span><span class="keyword">public</span>:</div>
<div class="foldopen" id="foldopen00026" data-start="{" data-end="}">
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"><a class="line" href="classdl_1_1_time.html#abb9f213a3d334bb6ec66b1762ebdf106"> 26</a></span> <a class="code hl_function" href="classdl_1_1_time.html#abb9f213a3d334bb6ec66b1762ebdf106">Time</a>() :</div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span> _delta{ 0 },</div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span> _fps{ 0 },</div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span> _fpsExpect{ 60 },</div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span> _countSec{ 0 },</div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span> _countFrame{ 0 }</div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span> {</div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span> _start = std::chrono::high_resolution_clock::now();</div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span> _last = _start;</div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span> _delta = 0;</div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</span> _cacl_expect();</div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"> 37</span> }</div>
</div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span></div>
<div class="foldopen" id="foldopen00041" data-start="{" data-end="}">
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"><a class="line" href="classdl_1_1_time.html#a13c0222166dac85dde3c002bad2b0f54"> 41</a></span> <a class="code hl_typedef" href="namespacedl.html#a6af7d8bb1cfd1de15a3df367243868ee">FloatTime</a> <a class="code hl_function" href="classdl_1_1_time.html#a13c0222166dac85dde3c002bad2b0f54">GetDelta</a>()</div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span> {</div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span> <span class="keywordflow">return</span> _delta;</div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span> }</div>
</div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</span></div>
<div class="foldopen" id="foldopen00048" data-start="{" data-end="}">
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"><a class="line" href="classdl_1_1_time.html#ae78d65b750238ac78f4255fa599caad3"> 48</a></span> <span class="keywordtype">unsigned</span> <a class="code hl_function" href="classdl_1_1_time.html#ae78d65b750238ac78f4255fa599caad3">GetFPS</a>()</div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span> {</div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span> <span class="keywordflow">return</span> _fps;</div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span> }</div>
</div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span></div>
<div class="foldopen" id="foldopen00055" data-start="{" data-end="}">
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"><a class="line" href="classdl_1_1_time.html#af8154200b8bc69539cfc8d8dae65a7ec"> 55</a></span> <span class="keywordtype">void</span> <a class="code hl_function" href="classdl_1_1_time.html#af8154200b8bc69539cfc8d8dae65a7ec">SetFPS</a>(<span class="keywordtype">unsigned</span> fps)</div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span> {</div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span> _fpsExpect = fps;</div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span> _cacl_expect();</div>
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"> 59</span> }</div>
</div>
<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"> 60</span></div>
<div class="foldopen" id="foldopen00063" data-start="{" data-end="}">
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"><a class="line" href="classdl_1_1_time.html#a33846e85406ebd2fca9a9cb8d5cfaa7b"> 63</a></span> <a class="code hl_typedef" href="namespacedl.html#a6af7d8bb1cfd1de15a3df367243868ee">FloatTime</a> <a class="code hl_function" href="classdl_1_1_time.html#a33846e85406ebd2fca9a9cb8d5cfaa7b">GetCurrent</a>()</div>
<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"> 64</span> {</div>
<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span> <span class="keyword">auto</span> current = std::chrono::high_resolution_clock::now();</div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span> <span class="keywordflow">return</span> std::chrono::duration&lt;FloatTime, std::chrono::seconds::period&gt;</div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span> (current - _start).count();</div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span> }</div>
</div>
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"> 69</span></div>
<div class="foldopen" id="foldopen00072" data-start="{" data-end="}">
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"><a class="line" href="classdl_1_1_time.html#a5afcb4b2e5af169cb18159002ea0f105"> 72</a></span> <span class="keywordtype">double</span> <a class="code hl_function" href="classdl_1_1_time.html#a5afcb4b2e5af169cb18159002ea0f105">GetCurrent64</a>()</div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span> {</div>
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span> <span class="keyword">auto</span> current = std::chrono::high_resolution_clock::now();</div>
<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"> 75</span> <span class="keywordflow">return</span> std::chrono::duration&lt;double, std::chrono::seconds::period&gt;</div>
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"> 76</span> (current - _start).count();</div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span> }</div>
</div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span> <span class="comment">//--------------------------------当前帧时间--------------------------------</span></div>
<div class="foldopen" id="foldopen00082" data-start="{" data-end="}">
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"><a class="line" href="classdl_1_1_time.html#ae888f7ed49773019c7fc9bda3d274bb1"> 82</a></span> time_t <a class="code hl_function" href="classdl_1_1_time.html#ae888f7ed49773019c7fc9bda3d274bb1">GetFrameTimeStamp</a>()</div>
<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"> 83</span> {</div>
<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span> <span class="keywordflow">return</span> _frame._timeStamp;</div>
<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span> }</div>
</div>
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"> 86</span></div>
<div class="foldopen" id="foldopen00089" data-start="{" data-end="}">
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"><a class="line" href="classdl_1_1_time.html#aa396c76e459ca7291bd3b19b119ff5d1"> 89</a></span> time_t <a class="code hl_function" href="classdl_1_1_time.html#aa396c76e459ca7291bd3b19b119ff5d1">GetFrameTimeStampMs</a>()</div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span> {</div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span> <span class="keywordflow">return</span> _frame._timeStampMs;</div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</span> }</div>
</div>
<div class="line"><a id="l00093" name="l00093"></a><span class="lineno"> 93</span></div>
<div class="foldopen" id="foldopen00097" data-start="{" data-end="}">
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"><a class="line" href="classdl_1_1_time.html#af8f90939fbc835e46bbe157ca1876c94"> 97</a></span> <span class="keywordtype">unsigned</span> <a class="code hl_function" href="classdl_1_1_time.html#af8f90939fbc835e46bbe157ca1876c94">GetFrameTkc</a>()</div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span> {</div>
<div class="line"><a id="l00099" name="l00099"></a><span class="lineno"> 99</span> <span class="keywordflow">return</span> _frame._tkc;</div>
<div class="line"><a id="l00100" name="l00100"></a><span class="lineno"> 100</span> }</div>
</div>
<div class="line"><a id="l00101" name="l00101"></a><span class="lineno"> 101</span> <span class="comment">//--------------------------------时间戳--------------------------------</span></div>
<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"><a class="line" href="classdl_1_1_time.html#a43772c5801fe0a8a6cbefcbaaecbb09a"> 105</a></span> <span class="keyword">static</span> time_t <a class="code hl_function" href="classdl_1_1_time.html#a43772c5801fe0a8a6cbefcbaaecbb09a">GetTimeStamp</a>();</div>
<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"><a class="line" href="classdl_1_1_time.html#ae516f1fdfdd5d973ebe5598e28146411"> 109</a></span> <span class="keyword">static</span> time_t <a class="code hl_function" href="classdl_1_1_time.html#ae516f1fdfdd5d973ebe5598e28146411">GetTimeStampMs</a>();</div>
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span> </div>
<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"><a class="line" href="classdl_1_1_time.html#afb0f1876740bd614bf5f934daa69df2b"> 115</a></span> <span class="keyword">static</span> std::string <a class="code hl_function" href="classdl_1_1_time.html#afb0f1876740bd614bf5f934daa69df2b">TimeStampDelta2String</a>(time_t t);</div>
<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span> </div>
<div class="foldopen" id="foldopen00117" data-start="{" data-end="};">
<div class="line"><a id="l00117" name="l00117"></a><span class="lineno"><a class="line" href="classdl_1_1_time.html#a0c2076ba3fa2674c91a8d0496544a69a"> 117</a></span> <span class="keyword">enum</span> <a class="code hl_enumeration" href="classdl_1_1_time.html#a0c2076ba3fa2674c91a8d0496544a69a">Type</a></div>
<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"> 118</span> {</div>
<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"><a class="line" href="classdl_1_1_time.html#a0c2076ba3fa2674c91a8d0496544a69aa33277ff9e55c6c1569659e7c13f8119e"> 119</a></span> <a class="code hl_enumvalue" href="classdl_1_1_time.html#a0c2076ba3fa2674c91a8d0496544a69aa33277ff9e55c6c1569659e7c13f8119e">ET_YEAR</a> = 1 &lt;&lt; 1,</div>
<div class="line"><a id="l00120" name="l00120"></a><span class="lineno"><a class="line" href="classdl_1_1_time.html#a0c2076ba3fa2674c91a8d0496544a69aa12ddedef2b81b9792a2c5667dbfa742b"> 120</a></span> <a class="code hl_enumvalue" href="classdl_1_1_time.html#a0c2076ba3fa2674c91a8d0496544a69aa12ddedef2b81b9792a2c5667dbfa742b">ET_MONTH</a> = 1 &lt;&lt; 2,</div>
<div class="line"><a id="l00121" name="l00121"></a><span class="lineno"><a class="line" href="classdl_1_1_time.html#a0c2076ba3fa2674c91a8d0496544a69aa212f01a7a9f6705d0db0a41b24fa1b5d"> 121</a></span> <a class="code hl_enumvalue" href="classdl_1_1_time.html#a0c2076ba3fa2674c91a8d0496544a69aa212f01a7a9f6705d0db0a41b24fa1b5d">ET_DAY</a> = 1 &lt;&lt; 3,</div>
<div class="line"><a id="l00122" name="l00122"></a><span class="lineno"><a class="line" href="classdl_1_1_time.html#a0c2076ba3fa2674c91a8d0496544a69aa7214ea2f2e9cd4a9d37e22c0c632a8ee"> 122</a></span> <a class="code hl_enumvalue" href="classdl_1_1_time.html#a0c2076ba3fa2674c91a8d0496544a69aa7214ea2f2e9cd4a9d37e22c0c632a8ee">ET_HOUR</a> = 1 &lt;&lt; 4,</div>
<div class="line"><a id="l00123" name="l00123"></a><span class="lineno"><a class="line" href="classdl_1_1_time.html#a0c2076ba3fa2674c91a8d0496544a69aa23845c17a6a7ea434df30dbf2e79eb97"> 123</a></span> <a class="code hl_enumvalue" href="classdl_1_1_time.html#a0c2076ba3fa2674c91a8d0496544a69aa23845c17a6a7ea434df30dbf2e79eb97">ET_MINUTE</a> = 1 &lt;&lt; 5,</div>
<div class="line"><a id="l00124" name="l00124"></a><span class="lineno"><a class="line" href="classdl_1_1_time.html#a0c2076ba3fa2674c91a8d0496544a69aa1e51a87b91635493337f3c6b7195684b"> 124</a></span> <a class="code hl_enumvalue" href="classdl_1_1_time.html#a0c2076ba3fa2674c91a8d0496544a69aa1e51a87b91635493337f3c6b7195684b">ET_SECOND</a> = 1 &lt;&lt; 6,</div>
<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"><a class="line" href="classdl_1_1_time.html#a0c2076ba3fa2674c91a8d0496544a69aad1d8e63f748c89c5bd3958bbb937a39f"> 125</a></span> <a class="code hl_enumvalue" href="classdl_1_1_time.html#a0c2076ba3fa2674c91a8d0496544a69aad1d8e63f748c89c5bd3958bbb937a39f">ET_YMD</a> = <a class="code hl_enumvalue" href="classdl_1_1_time.html#a0c2076ba3fa2674c91a8d0496544a69aa33277ff9e55c6c1569659e7c13f8119e">ET_YEAR</a> | <a class="code hl_enumvalue" href="classdl_1_1_time.html#a0c2076ba3fa2674c91a8d0496544a69aa12ddedef2b81b9792a2c5667dbfa742b">ET_MONTH</a> | <a class="code hl_enumvalue" href="classdl_1_1_time.html#a0c2076ba3fa2674c91a8d0496544a69aa212f01a7a9f6705d0db0a41b24fa1b5d">ET_DAY</a>,</div>
<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"><a class="line" href="classdl_1_1_time.html#a0c2076ba3fa2674c91a8d0496544a69aa2c1c65399f463036abf848547004d139"> 126</a></span> <a class="code hl_enumvalue" href="classdl_1_1_time.html#a0c2076ba3fa2674c91a8d0496544a69aa2c1c65399f463036abf848547004d139">ET_HMS</a> = <a class="code hl_enumvalue" href="classdl_1_1_time.html#a0c2076ba3fa2674c91a8d0496544a69aa7214ea2f2e9cd4a9d37e22c0c632a8ee">ET_HOUR</a> | <a class="code hl_enumvalue" href="classdl_1_1_time.html#a0c2076ba3fa2674c91a8d0496544a69aa23845c17a6a7ea434df30dbf2e79eb97">ET_MINUTE</a> | <a class="code hl_enumvalue" href="classdl_1_1_time.html#a0c2076ba3fa2674c91a8d0496544a69aa1e51a87b91635493337f3c6b7195684b">ET_SECOND</a>,</div>
<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"><a class="line" href="classdl_1_1_time.html#a0c2076ba3fa2674c91a8d0496544a69aad2ab2bf88a2a9034ba0eedc38e433890"> 127</a></span> <a class="code hl_enumvalue" href="classdl_1_1_time.html#a0c2076ba3fa2674c91a8d0496544a69aad2ab2bf88a2a9034ba0eedc38e433890">ET_YMD_HMS</a> = <a class="code hl_enumvalue" href="classdl_1_1_time.html#a0c2076ba3fa2674c91a8d0496544a69aad1d8e63f748c89c5bd3958bbb937a39f">ET_YMD</a> | <a class="code hl_enumvalue" href="classdl_1_1_time.html#a0c2076ba3fa2674c91a8d0496544a69aa2c1c65399f463036abf848547004d139">ET_HMS</a></div>
<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span> };</div>
</div>
<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"> 129</span></div>
<div class="line"><a id="l00133" name="l00133"></a><span class="lineno"><a class="line" href="classdl_1_1_time.html#ad68b74001c40a911ae55b4c43a925cc0"> 133</a></span> <span class="keyword">static</span> std::string <a class="code hl_function" href="classdl_1_1_time.html#ad68b74001c40a911ae55b4c43a925cc0">TimeStamp2String</a>(time_t t, <a class="code hl_enumeration" href="classdl_1_1_time.html#a0c2076ba3fa2674c91a8d0496544a69a">Type</a> type = <a class="code hl_enumvalue" href="classdl_1_1_time.html#a0c2076ba3fa2674c91a8d0496544a69aa2c1c65399f463036abf848547004d139">ET_HMS</a>,</div>
<div class="line"><a id="l00134" name="l00134"></a><span class="lineno"> 134</span> std::string_view year = <span class="stringliteral">&quot;-&quot;</span>, std::string_view month = <span class="stringliteral">&quot;-&quot;</span>, std::string_view day = <span class="stringliteral">&quot; &quot;</span>,</div>
<div class="line"><a id="l00135" name="l00135"></a><span class="lineno"> 135</span> std::string_view hour = <span class="stringliteral">&quot;:&quot;</span>, std::string_view minute = <span class="stringliteral">&quot;:&quot;</span>, std::string_view second = <span class="stringliteral">&quot;&quot;</span>);</div>
<div class="line"><a id="l00136" name="l00136"></a><span class="lineno"> 136</span> </div>
<div class="foldopen" id="foldopen00137" data-start="{" data-end="}">
<div class="line"><a id="l00137" name="l00137"></a><span class="lineno"><a class="line" href="classdl_1_1_time.html#aa2de0d3daa4ddf23e851035bfeac91b9"> 137</a></span> <span class="keyword">static</span> std::string <a class="code hl_function" href="classdl_1_1_time.html#aa2de0d3daa4ddf23e851035bfeac91b9">ExTimeStamp2StringLog</a>()</div>
<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"> 138</span> {</div>
<div class="line"><a id="l00139" name="l00139"></a><span class="lineno"> 139</span> <span class="keywordflow">return</span> <a class="code hl_function" href="classdl_1_1_time.html#ad68b74001c40a911ae55b4c43a925cc0">TimeStamp2String</a>(<a class="code hl_function" href="classdl_1_1_time.html#a43772c5801fe0a8a6cbefcbaaecbb09a">GetTimeStamp</a>(), <a class="code hl_enumvalue" href="classdl_1_1_time.html#a0c2076ba3fa2674c91a8d0496544a69aad2ab2bf88a2a9034ba0eedc38e433890">ET_YMD_HMS</a>, <span class="stringliteral">&quot;&quot;</span>, <span class="stringliteral">&quot;&quot;</span>, <span class="stringliteral">&quot;&quot;</span>, <span class="stringliteral">&quot;-&quot;</span>, <span class="stringliteral">&quot;&quot;</span>, <span class="stringliteral">&quot;&quot;</span>);</div>
<div class="line"><a id="l00140" name="l00140"></a><span class="lineno"> 140</span> }</div>
</div>
<div class="line"><a id="l00141" name="l00141"></a><span class="lineno"> 141</span></div>
<div class="line"><a id="l00144" name="l00144"></a><span class="lineno"><a class="line" href="classdl_1_1_time.html#a5f64dff7957e57ec716f8fff491e21b7"> 144</a></span> <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code hl_function" href="classdl_1_1_time.html#a5f64dff7957e57ec716f8fff491e21b7">Sleep</a>(<span class="keywordtype">unsigned</span> t = 0);</div>
<div class="line"><a id="l00145" name="l00145"></a><span class="lineno"> 145</span><span class="keyword">private</span>:</div>
<div class="line"><a id="l00146" name="l00146"></a><span class="lineno"> 146</span> <a class="code hl_typedef" href="namespacedl.html#a6af7d8bb1cfd1de15a3df367243868ee">FloatTime</a> _delta; <span class="comment">//(s)真实间隔时间</span></div>
<div class="line"><a id="l00147" name="l00147"></a><span class="lineno"> 147</span> <a class="code hl_typedef" href="namespacedl.html#a6af7d8bb1cfd1de15a3df367243868ee">FloatTime</a> _deltaExpect; <span class="comment">//(s)一帧应该运行的时间</span></div>
<div class="line"><a id="l00148" name="l00148"></a><span class="lineno"> 148</span> <span class="keywordtype">unsigned</span> _fps; <span class="comment">//真实帧数</span></div>
<div class="line"><a id="l00149" name="l00149"></a><span class="lineno"> 149</span> <span class="keywordtype">unsigned</span> _fpsExpect; <span class="comment">//设置的帧数</span></div>
<div class="line"><a id="l00150" name="l00150"></a><span class="lineno"> 150</span> <a class="code hl_typedef" href="namespacedl.html#a6af7d8bb1cfd1de15a3df367243868ee">FloatTime</a> _countSec; <span class="comment">//时间计数（用于fps计算）</span></div>
<div class="line"><a id="l00151" name="l00151"></a><span class="lineno"> 151</span> <span class="keywordtype">unsigned</span> _countFrame; <span class="comment">//帧计数（用于fps计算）</span></div>
<div class="line"><a id="l00152" name="l00152"></a><span class="lineno"> 152</span> </div>
<div class="line"><a id="l00153" name="l00153"></a><span class="lineno"> 153</span> std::chrono::nanoseconds _deltaExpectNS;</div>
<div class="line"><a id="l00154" name="l00154"></a><span class="lineno"> 154</span> </div>
<div class="line"><a id="l00155" name="l00155"></a><span class="lineno"> 155</span> std::chrono::high_resolution_clock::time_point _start;<span class="comment">//起始时间</span></div>
<div class="line"><a id="l00156" name="l00156"></a><span class="lineno"> 156</span> std::chrono::high_resolution_clock::time_point _last;<span class="comment">//上帧时间</span></div>
<div class="line"><a id="l00157" name="l00157"></a><span class="lineno"> 157</span> </div>
<div class="line"><a id="l00158" name="l00158"></a><span class="lineno"> 158</span> <span class="keyword">struct </span>Frame</div>
<div class="line"><a id="l00159" name="l00159"></a><span class="lineno"> 159</span> {</div>
<div class="line"><a id="l00160" name="l00160"></a><span class="lineno"> 160</span> time_t _timeStamp;</div>
<div class="line"><a id="l00161" name="l00161"></a><span class="lineno"> 161</span> time_t _timeStampMs;</div>
<div class="line"><a id="l00162" name="l00162"></a><span class="lineno"> 162</span> <span class="keywordtype">unsigned</span> _tkc;</div>
<div class="line"><a id="l00163" name="l00163"></a><span class="lineno"> 163</span> Frame() :</div>
<div class="line"><a id="l00164" name="l00164"></a><span class="lineno"> 164</span> _timeStamp{},</div>
<div class="line"><a id="l00165" name="l00165"></a><span class="lineno"> 165</span> _timeStampMs{},</div>
<div class="line"><a id="l00166" name="l00166"></a><span class="lineno"> 166</span> _tkc{}</div>
<div class="line"><a id="l00167" name="l00167"></a><span class="lineno"> 167</span> {</div>
<div class="line"><a id="l00168" name="l00168"></a><span class="lineno"> 168</span> }</div>
<div class="line"><a id="l00169" name="l00169"></a><span class="lineno"> 169</span> };</div>
<div class="line"><a id="l00170" name="l00170"></a><span class="lineno"> 170</span> Frame _frame;</div>
<div class="line"><a id="l00171" name="l00171"></a><span class="lineno"> 171</span> </div>
<div class="line"><a id="l00172" name="l00172"></a><span class="lineno"> 172</span> <span class="comment">// 帧末尾，计算这一帧花费时间（但是下一帧才访问到）</span></div>
<div class="line"><a id="l00173" name="l00173"></a><span class="lineno"> 173</span> <span class="keywordtype">void</span> _update();</div>
<div class="line"><a id="l00174" name="l00174"></a><span class="lineno"> 174</span> <span class="comment">// 帧时间信息</span></div>
<div class="line"><a id="l00175" name="l00175"></a><span class="lineno"> 175</span> <span class="keywordtype">void</span> _update_pre();</div>
<div class="line"><a id="l00176" name="l00176"></a><span class="lineno"> 176</span> </div>
<div class="line"><a id="l00177" name="l00177"></a><span class="lineno"> 177</span> <span class="comment">// 根据期望fps计算期望delta</span></div>
<div class="line"><a id="l00178" name="l00178"></a><span class="lineno"> 178</span> <span class="keywordtype">void</span> _cacl_expect();</div>
<div class="line"><a id="l00179" name="l00179"></a><span class="lineno"> 179</span> <span class="comment">// 控制帧率</span></div>
<div class="line"><a id="l00180" name="l00180"></a><span class="lineno"> 180</span> <span class="keywordtype">void</span> _sleep();</div>
<div class="line"><a id="l00181" name="l00181"></a><span class="lineno"> 181</span>};</div>
</div>
<div class="line"><a id="l00182" name="l00182"></a><span class="lineno"> 182</span><span class="keyword">extern</span> <a class="code hl_class" href="classdl_1_1_time.html">Time</a>* <a class="code hl_variable" href="namespacedl.html#abad076e8b724b27e7fb434b058716157">g_time</a>;</div>
<div class="line"><a id="l00183" name="l00183"></a><span class="lineno"> 183</span>}</div>
<div class="ttc" id="aclassdl_1_1_time_html"><div class="ttname"><a href="classdl_1_1_time.html">dl::Time</a></div><div class="ttdoc">时间</div><div class="ttdef"><b>定义</b> <a href="#l00022">dl_time.h:23</a></div></div>
<div class="ttc" id="aclassdl_1_1_time_html_a0c2076ba3fa2674c91a8d0496544a69a"><div class="ttname"><a href="classdl_1_1_time.html#a0c2076ba3fa2674c91a8d0496544a69a">dl::Time::Type</a></div><div class="ttdeci">Type</div><div class="ttdef"><b>定义</b> <a href="#l00117">dl_time.h:118</a></div></div>
<div class="ttc" id="aclassdl_1_1_time_html_a0c2076ba3fa2674c91a8d0496544a69aa12ddedef2b81b9792a2c5667dbfa742b"><div class="ttname"><a href="classdl_1_1_time.html#a0c2076ba3fa2674c91a8d0496544a69aa12ddedef2b81b9792a2c5667dbfa742b">dl::Time::ET_MONTH</a></div><div class="ttdeci">@ ET_MONTH</div><div class="ttdef"><b>定义</b> <a href="#l00120">dl_time.h:120</a></div></div>
<div class="ttc" id="aclassdl_1_1_time_html_a0c2076ba3fa2674c91a8d0496544a69aa1e51a87b91635493337f3c6b7195684b"><div class="ttname"><a href="classdl_1_1_time.html#a0c2076ba3fa2674c91a8d0496544a69aa1e51a87b91635493337f3c6b7195684b">dl::Time::ET_SECOND</a></div><div class="ttdeci">@ ET_SECOND</div><div class="ttdef"><b>定义</b> <a href="#l00124">dl_time.h:124</a></div></div>
<div class="ttc" id="aclassdl_1_1_time_html_a0c2076ba3fa2674c91a8d0496544a69aa212f01a7a9f6705d0db0a41b24fa1b5d"><div class="ttname"><a href="classdl_1_1_time.html#a0c2076ba3fa2674c91a8d0496544a69aa212f01a7a9f6705d0db0a41b24fa1b5d">dl::Time::ET_DAY</a></div><div class="ttdeci">@ ET_DAY</div><div class="ttdef"><b>定义</b> <a href="#l00121">dl_time.h:121</a></div></div>
<div class="ttc" id="aclassdl_1_1_time_html_a0c2076ba3fa2674c91a8d0496544a69aa23845c17a6a7ea434df30dbf2e79eb97"><div class="ttname"><a href="classdl_1_1_time.html#a0c2076ba3fa2674c91a8d0496544a69aa23845c17a6a7ea434df30dbf2e79eb97">dl::Time::ET_MINUTE</a></div><div class="ttdeci">@ ET_MINUTE</div><div class="ttdef"><b>定义</b> <a href="#l00123">dl_time.h:123</a></div></div>
<div class="ttc" id="aclassdl_1_1_time_html_a0c2076ba3fa2674c91a8d0496544a69aa2c1c65399f463036abf848547004d139"><div class="ttname"><a href="classdl_1_1_time.html#a0c2076ba3fa2674c91a8d0496544a69aa2c1c65399f463036abf848547004d139">dl::Time::ET_HMS</a></div><div class="ttdeci">@ ET_HMS</div><div class="ttdef"><b>定义</b> <a href="#l00126">dl_time.h:126</a></div></div>
<div class="ttc" id="aclassdl_1_1_time_html_a0c2076ba3fa2674c91a8d0496544a69aa33277ff9e55c6c1569659e7c13f8119e"><div class="ttname"><a href="classdl_1_1_time.html#a0c2076ba3fa2674c91a8d0496544a69aa33277ff9e55c6c1569659e7c13f8119e">dl::Time::ET_YEAR</a></div><div class="ttdeci">@ ET_YEAR</div><div class="ttdef"><b>定义</b> <a href="#l00119">dl_time.h:119</a></div></div>
<div class="ttc" id="aclassdl_1_1_time_html_a0c2076ba3fa2674c91a8d0496544a69aa7214ea2f2e9cd4a9d37e22c0c632a8ee"><div class="ttname"><a href="classdl_1_1_time.html#a0c2076ba3fa2674c91a8d0496544a69aa7214ea2f2e9cd4a9d37e22c0c632a8ee">dl::Time::ET_HOUR</a></div><div class="ttdeci">@ ET_HOUR</div><div class="ttdef"><b>定义</b> <a href="#l00122">dl_time.h:122</a></div></div>
<div class="ttc" id="aclassdl_1_1_time_html_a0c2076ba3fa2674c91a8d0496544a69aad1d8e63f748c89c5bd3958bbb937a39f"><div class="ttname"><a href="classdl_1_1_time.html#a0c2076ba3fa2674c91a8d0496544a69aad1d8e63f748c89c5bd3958bbb937a39f">dl::Time::ET_YMD</a></div><div class="ttdeci">@ ET_YMD</div><div class="ttdef"><b>定义</b> <a href="#l00125">dl_time.h:125</a></div></div>
<div class="ttc" id="aclassdl_1_1_time_html_a0c2076ba3fa2674c91a8d0496544a69aad2ab2bf88a2a9034ba0eedc38e433890"><div class="ttname"><a href="classdl_1_1_time.html#a0c2076ba3fa2674c91a8d0496544a69aad2ab2bf88a2a9034ba0eedc38e433890">dl::Time::ET_YMD_HMS</a></div><div class="ttdeci">@ ET_YMD_HMS</div><div class="ttdef"><b>定义</b> <a href="#l00127">dl_time.h:127</a></div></div>
<div class="ttc" id="aclassdl_1_1_time_html_a13c0222166dac85dde3c002bad2b0f54"><div class="ttname"><a href="classdl_1_1_time.html#a13c0222166dac85dde3c002bad2b0f54">dl::Time::GetDelta</a></div><div class="ttdeci">FloatTime GetDelta()</div><div class="ttdoc">返回帧间隔</div><div class="ttdef"><b>定义</b> <a href="#l00041">dl_time.h:41</a></div></div>
<div class="ttc" id="aclassdl_1_1_time_html_a33846e85406ebd2fca9a9cb8d5cfaa7b"><div class="ttname"><a href="classdl_1_1_time.html#a33846e85406ebd2fca9a9cb8d5cfaa7b">dl::Time::GetCurrent</a></div><div class="ttdeci">FloatTime GetCurrent()</div><div class="ttdoc">返回游戏运行累计时间</div><div class="ttdef"><b>定义</b> <a href="#l00063">dl_time.h:63</a></div></div>
<div class="ttc" id="aclassdl_1_1_time_html_a43772c5801fe0a8a6cbefcbaaecbb09a"><div class="ttname"><a href="classdl_1_1_time.html#a43772c5801fe0a8a6cbefcbaaecbb09a">dl::Time::GetTimeStamp</a></div><div class="ttdeci">static time_t GetTimeStamp()</div><div class="ttdoc">返回时间戳</div></div>
<div class="ttc" id="aclassdl_1_1_time_html_a5afcb4b2e5af169cb18159002ea0f105"><div class="ttname"><a href="classdl_1_1_time.html#a5afcb4b2e5af169cb18159002ea0f105">dl::Time::GetCurrent64</a></div><div class="ttdeci">double GetCurrent64()</div><div class="ttdoc">返回游戏运行累计时间</div><div class="ttdef"><b>定义</b> <a href="#l00072">dl_time.h:72</a></div></div>
<div class="ttc" id="aclassdl_1_1_time_html_a5f64dff7957e57ec716f8fff491e21b7"><div class="ttname"><a href="classdl_1_1_time.html#a5f64dff7957e57ec716f8fff491e21b7">dl::Time::Sleep</a></div><div class="ttdeci">static void Sleep(unsigned t=0)</div><div class="ttdoc">阻塞线程毫秒数（不精确）</div></div>
<div class="ttc" id="aclassdl_1_1_time_html_aa2de0d3daa4ddf23e851035bfeac91b9"><div class="ttname"><a href="classdl_1_1_time.html#aa2de0d3daa4ddf23e851035bfeac91b9">dl::Time::ExTimeStamp2StringLog</a></div><div class="ttdeci">static std::string ExTimeStamp2StringLog()</div><div class="ttdef"><b>定义</b> <a href="#l00137">dl_time.h:137</a></div></div>
<div class="ttc" id="aclassdl_1_1_time_html_aa396c76e459ca7291bd3b19b119ff5d1"><div class="ttname"><a href="classdl_1_1_time.html#aa396c76e459ca7291bd3b19b119ff5d1">dl::Time::GetFrameTimeStampMs</a></div><div class="ttdeci">time_t GetFrameTimeStampMs()</div><div class="ttdoc">返回当前帧时间戳（毫秒）</div><div class="ttdef"><b>定义</b> <a href="#l00089">dl_time.h:89</a></div></div>
<div class="ttc" id="aclassdl_1_1_time_html_abb9f213a3d334bb6ec66b1762ebdf106"><div class="ttname"><a href="classdl_1_1_time.html#abb9f213a3d334bb6ec66b1762ebdf106">dl::Time::Time</a></div><div class="ttdeci">Time()</div><div class="ttdef"><b>定义</b> <a href="#l00026">dl_time.h:26</a></div></div>
<div class="ttc" id="aclassdl_1_1_time_html_ad68b74001c40a911ae55b4c43a925cc0"><div class="ttname"><a href="classdl_1_1_time.html#ad68b74001c40a911ae55b4c43a925cc0">dl::Time::TimeStamp2String</a></div><div class="ttdeci">static std::string TimeStamp2String(time_t t, Type type=ET_HMS, std::string_view year=&quot;-&quot;, std::string_view month=&quot;-&quot;, std::string_view day=&quot; &quot;, std::string_view hour=&quot;:&quot;, std::string_view minute=&quot;:&quot;, std::string_view second=&quot;&quot;)</div><div class="ttdoc">时间戳 -&gt; 字符串</div></div>
<div class="ttc" id="aclassdl_1_1_time_html_ae516f1fdfdd5d973ebe5598e28146411"><div class="ttname"><a href="classdl_1_1_time.html#ae516f1fdfdd5d973ebe5598e28146411">dl::Time::GetTimeStampMs</a></div><div class="ttdeci">static time_t GetTimeStampMs()</div><div class="ttdoc">返回时间戳(毫秒)</div></div>
<div class="ttc" id="aclassdl_1_1_time_html_ae78d65b750238ac78f4255fa599caad3"><div class="ttname"><a href="classdl_1_1_time.html#ae78d65b750238ac78f4255fa599caad3">dl::Time::GetFPS</a></div><div class="ttdeci">unsigned GetFPS()</div><div class="ttdoc">返回fps</div><div class="ttdef"><b>定义</b> <a href="#l00048">dl_time.h:48</a></div></div>
<div class="ttc" id="aclassdl_1_1_time_html_ae888f7ed49773019c7fc9bda3d274bb1"><div class="ttname"><a href="classdl_1_1_time.html#ae888f7ed49773019c7fc9bda3d274bb1">dl::Time::GetFrameTimeStamp</a></div><div class="ttdeci">time_t GetFrameTimeStamp()</div><div class="ttdoc">返回当前帧时间戳</div><div class="ttdef"><b>定义</b> <a href="#l00082">dl_time.h:82</a></div></div>
<div class="ttc" id="aclassdl_1_1_time_html_af18a9ee98e70982bfe2975391d7221a5"><div class="ttname"><a href="classdl_1_1_time.html#af18a9ee98e70982bfe2975391d7221a5">dl::Time::System</a></div><div class="ttdeci">friend class System</div><div class="ttdef"><b>定义</b> <a href="#l00024">dl_time.h:24</a></div></div>
<div class="ttc" id="aclassdl_1_1_time_html_af8154200b8bc69539cfc8d8dae65a7ec"><div class="ttname"><a href="classdl_1_1_time.html#af8154200b8bc69539cfc8d8dae65a7ec">dl::Time::SetFPS</a></div><div class="ttdeci">void SetFPS(unsigned fps)</div><div class="ttdoc">设置fps</div><div class="ttdef"><b>定义</b> <a href="#l00055">dl_time.h:55</a></div></div>
<div class="ttc" id="aclassdl_1_1_time_html_af8f90939fbc835e46bbe157ca1876c94"><div class="ttname"><a href="classdl_1_1_time.html#af8f90939fbc835e46bbe157ca1876c94">dl::Time::GetFrameTkc</a></div><div class="ttdeci">unsigned GetFrameTkc()</div><div class="ttdoc">返回当前帧tick（毫秒）</div><div class="ttdef"><b>定义</b> <a href="#l00097">dl_time.h:97</a></div></div>
<div class="ttc" id="aclassdl_1_1_time_html_afb0f1876740bd614bf5f934daa69df2b"><div class="ttname"><a href="classdl_1_1_time.html#afb0f1876740bd614bf5f934daa69df2b">dl::Time::TimeStampDelta2String</a></div><div class="ttdeci">static std::string TimeStampDelta2String(time_t t)</div><div class="ttdoc">时间戳间隔 -&gt; xx:xx:xx</div></div>
<div class="ttc" id="adl__type_8h_html"><div class="ttname"><a href="dl__type_8h.html">dl_type.h</a></div><div class="ttdoc">通用类型</div></div>
<div class="ttc" id="anamespacedl_html"><div class="ttname"><a href="namespacedl.html">dl</a></div><div class="ttdef"><b>定义</b> <a href="dl__array_8h_source.html#l00021">dl_array.h:22</a></div></div>
<div class="ttc" id="anamespacedl_html_a6af7d8bb1cfd1de15a3df367243868ee"><div class="ttname"><a href="namespacedl.html#a6af7d8bb1cfd1de15a3df367243868ee">dl::FloatTime</a></div><div class="ttdeci">float FloatTime</div><div class="ttdef"><b>定义</b> <a href="dl__type__def_8h_source.html#l00057">dl_type_def.h:57</a></div></div>
<div class="ttc" id="anamespacedl_html_abad076e8b724b27e7fb434b058716157"><div class="ttname"><a href="namespacedl.html#abad076e8b724b27e7fb434b058716157">dl::g_time</a></div><div class="ttdeci">Time * g_time</div></div>
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