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<div id="projectname">ThorVG
&#160;<span id="projectnumber">v0.1</span>
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<a href="#define-members">Macros</a> &#124;
<a href="#func-members">Functions</a> </div>
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<div class="title">Initializer<div class="ingroups"><a class="el" href="group__ThorVG__CAPI.html">ThorVG_CAPI (BETA version)</a></div></div> </div>
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<p>A module enabling initialization and termination of the TVG engines.
<a href="#details">More...</a></p>
<div class="dynheader">
Collaboration diagram for Initializer:</div>
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<center><table><tr><td><img src="group__ThorVGCapi__Initializer.png" border="0" alt="" usemap="#group____ThorVGCapi____Initializer"/>
<map name="group____ThorVGCapi____Initializer" id="group____ThorVGCapi____Initializer">
<area shape="rect" id="node1" href="group__ThorVG__CAPI.html" title="ThorVG C language binding APIs. " alt="" coords="5,5,204,32"/>
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<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="define-members"></a>
Macros</h2></td></tr>
<tr class="memitem:ga9502ec8d4433abfcf1f92cfb1aa36d78"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__ThorVGCapi__Initializer.html#ga9502ec8d4433abfcf1f92cfb1aa36d78">TVG_ENGINE_SW</a>&#160;&#160;&#160;(1 &lt;&lt; 1)</td></tr>
<tr class="separator:ga9502ec8d4433abfcf1f92cfb1aa36d78"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga47a4b3bac424698c6c3a21bc4e5aaca3"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__ThorVGCapi__Initializer.html#ga47a4b3bac424698c6c3a21bc4e5aaca3">TVG_ENGINE_GL</a>&#160;&#160;&#160;(1 &lt;&lt; 2)</td></tr>
<tr class="separator:ga47a4b3bac424698c6c3a21bc4e5aaca3"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
Functions</h2></td></tr>
<tr class="memitem:ga1b517176a56dde4e9ea9c8eb331660a9"><td class="memItemLeft" align="right" valign="top">TVG_EXPORT <a class="el" href="group__ThorVG__CAPI.html#gad980f552658dcbbe42a0168f35c27781">Tvg_Result</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__ThorVGCapi__Initializer.html#ga1b517176a56dde4e9ea9c8eb331660a9">tvg_engine_init</a> (unsigned engine_method, unsigned threads)</td></tr>
<tr class="memdesc:ga1b517176a56dde4e9ea9c8eb331660a9"><td class="mdescLeft">&#160;</td><td class="mdescRight">Initializes TVG engines. <a href="#ga1b517176a56dde4e9ea9c8eb331660a9">More...</a><br /></td></tr>
<tr class="separator:ga1b517176a56dde4e9ea9c8eb331660a9"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga661d062ba6f2c98689b5b70e1cbf7a92"><td class="memItemLeft" align="right" valign="top">TVG_EXPORT <a class="el" href="group__ThorVG__CAPI.html#gad980f552658dcbbe42a0168f35c27781">Tvg_Result</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__ThorVGCapi__Initializer.html#ga661d062ba6f2c98689b5b70e1cbf7a92">tvg_engine_term</a> (unsigned engine_method)</td></tr>
<tr class="memdesc:ga661d062ba6f2c98689b5b70e1cbf7a92"><td class="mdescLeft">&#160;</td><td class="mdescRight">Terminates TVG engines. <a href="#ga661d062ba6f2c98689b5b70e1cbf7a92">More...</a><br /></td></tr>
<tr class="separator:ga661d062ba6f2c98689b5b70e1cbf7a92"><td class="memSeparator" colspan="2">&#160;</td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<p>A module enabling initialization and termination of the TVG engines. </p>
<h2 class="groupheader">Macro Definition Documentation</h2>
<a id="ga47a4b3bac424698c6c3a21bc4e5aaca3"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ga47a4b3bac424698c6c3a21bc4e5aaca3">&#9670;&nbsp;</a></span>TVG_ENGINE_GL</h2>
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<div class="memproto">
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<td class="memname">#define TVG_ENGINE_GL&#160;&#160;&#160;(1 &lt;&lt; 2)</td>
</tr>
</table>
</div><div class="memdoc">
<p>OpenGL raster engine type. </p>
</div>
</div>
<a id="ga9502ec8d4433abfcf1f92cfb1aa36d78"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ga9502ec8d4433abfcf1f92cfb1aa36d78">&#9670;&nbsp;</a></span>TVG_ENGINE_SW</h2>
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<td class="memname">#define TVG_ENGINE_SW&#160;&#160;&#160;(1 &lt;&lt; 1)</td>
</tr>
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</div><div class="memdoc">
<p>CPU raster engine type. </p>
</div>
</div>
<h2 class="groupheader">Function Documentation</h2>
<a id="ga1b517176a56dde4e9ea9c8eb331660a9"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ga1b517176a56dde4e9ea9c8eb331660a9">&#9670;&nbsp;</a></span>tvg_engine_init()</h2>
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<div class="memproto">
<table class="memname">
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<td class="memname">TVG_EXPORT <a class="el" href="group__ThorVG__CAPI.html#gad980f552658dcbbe42a0168f35c27781">Tvg_Result</a> tvg_engine_init </td>
<td>(</td>
<td class="paramtype">unsigned&#160;</td>
<td class="paramname"><em>engine_method</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">unsigned&#160;</td>
<td class="paramname"><em>threads</em>&#160;</td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
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<p>Initializes TVG engines. </p>
<p>It must be called before any other function, at the beginning of the TVG client.</p>
<div class="fragment"><div class="line"><a class="code" href="group__ThorVGCapi__Initializer.html#ga1b517176a56dde4e9ea9c8eb331660a9">tvg_engine_init</a>(<a class="code" href="group__ThorVGCapi__Initializer.html#ga9502ec8d4433abfcf1f92cfb1aa36d78">TVG_ENGINE_SW</a>, 0); <span class="comment">//Initialize software renderer and use the main thread only</span></div></div><!-- fragment --><dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[in]</td><td class="paramname">engine_method</td><td>The engine types<ul>
<li>TVG_ENGINE_SW: CPU rasterizer</li>
<li>TVG_ENGINE_GL: OpenGL rasterizer (not supported yet) </li>
</ul>
</td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">threads</td><td>The number of additional threads used to perform rendering. Zero indicates only the main thread is to be used.</td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>Tvg_Result enumeration. </dd></dl>
<dl class="retval"><dt>Return values</dt><dd>
<table class="retval">
<tr><td class="paramname">TVG_RESULT_SUCCESS</td><td>Succeed. </td></tr>
<tr><td class="paramname">TVG_RESULT_INSUFFICIENT_CONDITION</td><td>An internal error possibly with memory allocation. </td></tr>
<tr><td class="paramname">TVG_RESULT_INVALID_ARGUMENT</td><td>Unknown engine type. </td></tr>
<tr><td class="paramname">TVG_RESULT_NOT_SUPPORTED</td><td>Unsupported engine type. </td></tr>
<tr><td class="paramname">TVG_RESULT_UNKNOWN</td><td>Other error.</td></tr>
</table>
</dd>
</dl>
<dl class="section note"><dt>Note</dt><dd>For multiple backeneds bitwise operation on the engine types is allowed. </dd></dl>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="group__ThorVGCapi__Initializer.html#ga661d062ba6f2c98689b5b70e1cbf7a92" title="Terminates TVG engines. ">tvg_engine_term()</a> </dd>
<dd>
<a class="el" href="group__ThorVGCapi__Initializer.html#ga9502ec8d4433abfcf1f92cfb1aa36d78">TVG_ENGINE_SW</a>, <a class="el" href="group__ThorVGCapi__Initializer.html#ga47a4b3bac424698c6c3a21bc4e5aaca3">TVG_ENGINE_GL</a> </dd></dl>
</div>
</div>
<a id="ga661d062ba6f2c98689b5b70e1cbf7a92"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ga661d062ba6f2c98689b5b70e1cbf7a92">&#9670;&nbsp;</a></span>tvg_engine_term()</h2>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">TVG_EXPORT <a class="el" href="group__ThorVG__CAPI.html#gad980f552658dcbbe42a0168f35c27781">Tvg_Result</a> tvg_engine_term </td>
<td>(</td>
<td class="paramtype">unsigned&#160;</td>
<td class="paramname"><em>engine_method</em></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Terminates TVG engines. </p>
<p>It should be called in case of termination of the TVG client with the same engine types as were passed when <a class="el" href="group__ThorVGCapi__Initializer.html#ga1b517176a56dde4e9ea9c8eb331660a9" title="Initializes TVG engines. ">tvg_engine_init()</a> was called.</p>
<div class="fragment"><div class="line"><a class="code" href="group__ThorVGCapi__Initializer.html#ga1b517176a56dde4e9ea9c8eb331660a9">tvg_engine_init</a>(<a class="code" href="group__ThorVGCapi__Initializer.html#ga9502ec8d4433abfcf1f92cfb1aa36d78">TVG_ENGINE_SW</a>, 0);</div><div class="line"><span class="comment">//define canvas and shapes, update shapes, general rendering calls</span></div><div class="line"><a class="code" href="group__ThorVGCapi__Initializer.html#ga661d062ba6f2c98689b5b70e1cbf7a92">tvg_engine_term</a>(<a class="code" href="group__ThorVGCapi__Initializer.html#ga9502ec8d4433abfcf1f92cfb1aa36d78">TVG_ENGINE_SW</a>);</div></div><!-- fragment --><dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">engine_method</td><td>renderer type<ul>
<li>TVG_ENGINE_SW: CPU rasterizer</li>
<li>TVG_ENGINE_GL: OpenGL rasterizer (not supported yet)</li>
</ul>
</td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>Tvg_Result enumeration. </dd></dl>
<dl class="retval"><dt>Return values</dt><dd>
<table class="retval">
<tr><td class="paramname">TVG_RESULT_SUCCESS</td><td>Succeed. </td></tr>
<tr><td class="paramname">TVG_RESULT_INSUFFICIENT_CONDITION</td><td>Multiple function calls. </td></tr>
<tr><td class="paramname">TVG_RESULT_INVALID_ARGUMENT</td><td>Unknown engine type. </td></tr>
<tr><td class="paramname">TVG_RESULT_NOT_SUPPORTED</td><td>Unsupported engine type. </td></tr>
<tr><td class="paramname">TVG_RESULT_UNKNOWN</td><td>An internal error.</td></tr>
</table>
</dd>
</dl>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="group__ThorVGCapi__Initializer.html#ga1b517176a56dde4e9ea9c8eb331660a9" title="Initializes TVG engines. ">tvg_engine_init()</a> </dd>
<dd>
<a class="el" href="group__ThorVGCapi__Initializer.html#ga9502ec8d4433abfcf1f92cfb1aa36d78">TVG_ENGINE_SW</a>, <a class="el" href="group__ThorVGCapi__Initializer.html#ga47a4b3bac424698c6c3a21bc4e5aaca3">TVG_ENGINE_GL</a> </dd></dl>
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