TorqueEngine
/
Torque2D
镜像自地址 https://github.com/TorqueGameEngines/Torque2D.git


			
				
					
						
						
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<div class="header">
  <div class="summary">
<a href="#func-members">Functions</a>  </div>
  <div class="headertitle"><div class="title">Viewing Volume Functions<div class="ingroups"><a class="el" href="group__dgl.html">Cross-Platform OpenGL Support</a></div></div></div>
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<div class="contents">
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="func-members" name="func-members"></a>
Functions</h2></td></tr>
<tr class="memitem:gadb0c70482b61aa4381a6040663788762" id="r_gadb0c70482b61aa4381a6040663788762"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__dgl__view.html#gadb0c70482b61aa4381a6040663788762">dglSetViewport</a> (const <a class="el" href="class_rect_i.html">RectI</a> &amp;aViewPort)</td></tr>
<tr class="memdesc:gadb0c70482b61aa4381a6040663788762"><td class="mdescLeft">&#160;</td><td class="mdescRight">sets the viewport for the window  <br /></td></tr>
<tr class="separator:gadb0c70482b61aa4381a6040663788762"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga70a567a2fe3fc2bd4a618093ee1c898c" id="r_ga70a567a2fe3fc2bd4a618093ee1c898c"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__dgl__view.html#ga70a567a2fe3fc2bd4a618093ee1c898c">dglGetViewport</a> (<a class="el" href="class_rect_i.html">RectI</a> *outViewport)</td></tr>
<tr class="memdesc:ga70a567a2fe3fc2bd4a618093ee1c898c"><td class="mdescLeft">&#160;</td><td class="mdescRight">gets the current viewport of the window  <br /></td></tr>
<tr class="separator:ga70a567a2fe3fc2bd4a618093ee1c898c"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga5251de394c75ef3b0cf9e093b6781bf0" id="r_ga5251de394c75ef3b0cf9e093b6781bf0"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__dgl__view.html#ga5251de394c75ef3b0cf9e093b6781bf0">dglSetFrustum</a> (F64 left, F64 right, F64 bottom, F64 top, F64 nearDist, F64 farDist, bool ortho=false)</td></tr>
<tr class="separator:ga5251de394c75ef3b0cf9e093b6781bf0"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga95c31cf33faf364251a2c795bff15433" id="r_ga95c31cf33faf364251a2c795bff15433"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__dgl__view.html#ga95c31cf33faf364251a2c795bff15433">dglGetFrustum</a> (F64 *left, F64 *right, F64 *bottom, F64 *top, F64 *nearDist, F64 *farDist)</td></tr>
<tr class="separator:ga95c31cf33faf364251a2c795bff15433"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga56a3acd126f34f224d00149c11de63e3" id="r_ga56a3acd126f34f224d00149c11de63e3"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__dgl__view.html#ga56a3acd126f34f224d00149c11de63e3">dglIsOrtho</a> ()</td></tr>
<tr class="memdesc:ga56a3acd126f34f224d00149c11de63e3"><td class="mdescLeft">&#160;</td><td class="mdescRight">returns whether or not the coordinate system is orthographic (if it is not projected)  <br /></td></tr>
<tr class="separator:ga56a3acd126f34f224d00149c11de63e3"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga7ff9b9e0ffdc54c7b4a10d68237e81b4" id="r_ga7ff9b9e0ffdc54c7b4a10d68237e81b4"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__dgl__view.html#ga7ff9b9e0ffdc54c7b4a10d68237e81b4">dglSetClipRect</a> (const <a class="el" href="class_rect_i.html">RectI</a> &amp;clipRect)</td></tr>
<tr class="separator:ga7ff9b9e0ffdc54c7b4a10d68237e81b4"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga0d6259d74774253b2cc97ba8cee8323b" id="r_ga0d6259d74774253b2cc97ba8cee8323b"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="class_rect_i.html">RectI</a> &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__dgl__view.html#ga0d6259d74774253b2cc97ba8cee8323b">dglGetClipRect</a> ()</td></tr>
<tr class="separator:ga0d6259d74774253b2cc97ba8cee8323b"><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>These functions set up the view cube of the window. </p>
<h2 class="groupheader">Function Documentation</h2>
<a id="ga0d6259d74774253b2cc97ba8cee8323b" name="ga0d6259d74774253b2cc97ba8cee8323b"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ga0d6259d74774253b2cc97ba8cee8323b">&#9670;&#160;</a></span>dglGetClipRect()</h2>

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          <td class="memname">const <a class="el" href="class_rect_i.html">RectI</a> &amp; dglGetClipRect </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td></td>
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</div><div class="memdoc">
<p>Gets the last clip rect specified by a call to dglSetClipRect </p><dl class="section see"><dt>See also</dt><dd><a class="el" href="group__dgl__view.html#ga7ff9b9e0ffdc54c7b4a10d68237e81b4">dglSetClipRect</a> </dd></dl>

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<h2 class="memtitle"><span class="permalink"><a href="#ga95c31cf33faf364251a2c795bff15433">&#9670;&#160;</a></span>dglGetFrustum()</h2>

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          <td class="memname">void dglGetFrustum </td>
          <td>(</td>
          <td class="paramtype">F64 *&#160;</td>
          <td class="paramname"><em>left</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">F64 *&#160;</td>
          <td class="paramname"><em>right</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">F64 *&#160;</td>
          <td class="paramname"><em>bottom</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">F64 *&#160;</td>
          <td class="paramname"><em>top</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">F64 *&#160;</td>
          <td class="paramname"><em>nearDist</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">F64 *&#160;</td>
          <td class="paramname"><em>farDist</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
</div><div class="memdoc">
<p>Returns the parameters for the current viewing frustrum </p><dl class="section see"><dt>See also</dt><dd>dglSetFrustrum </dd></dl>

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<h2 class="memtitle"><span class="permalink"><a href="#ga70a567a2fe3fc2bd4a618093ee1c898c">&#9670;&#160;</a></span>dglGetViewport()</h2>

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          <td class="memname">void dglGetViewport </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="class_rect_i.html">RectI</a> *&#160;</td>
          <td class="paramname"><em>outViewport</em></td><td>)</td>
          <td></td>
        </tr>
      </table>
</div><div class="memdoc">

<p>gets the current viewport of the window </p>

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<a id="ga56a3acd126f34f224d00149c11de63e3" name="ga56a3acd126f34f224d00149c11de63e3"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ga56a3acd126f34f224d00149c11de63e3">&#9670;&#160;</a></span>dglIsOrtho()</h2>

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          <td class="memname">bool dglIsOrtho </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td></td>
        </tr>
      </table>
</div><div class="memdoc">

<p>returns whether or not the coordinate system is orthographic (if it is not projected) </p>

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<h2 class="memtitle"><span class="permalink"><a href="#ga7ff9b9e0ffdc54c7b4a10d68237e81b4">&#9670;&#160;</a></span>dglSetClipRect()</h2>

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          <td class="memname">void dglSetClipRect </td>
          <td>(</td>
          <td class="paramtype">const <a class="el" href="class_rect_i.html">RectI</a> &amp;&#160;</td>
          <td class="paramname"><em>clipRect</em></td><td>)</td>
          <td></td>
        </tr>
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</div><div class="memdoc">
<p>Sets up an orthographical viewport and clipping region. This is best used for guis </p><dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">clipRect</td><td>The bounds of the coordinate system </td></tr>
  </table>
  </dd>
</dl>

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<h2 class="memtitle"><span class="permalink"><a href="#ga5251de394c75ef3b0cf9e093b6781bf0">&#9670;&#160;</a></span>dglSetFrustum()</h2>

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          <td class="memname">void dglSetFrustum </td>
          <td>(</td>
          <td class="paramtype">F64&#160;</td>
          <td class="paramname"><em>left</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">F64&#160;</td>
          <td class="paramname"><em>right</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">F64&#160;</td>
          <td class="paramname"><em>bottom</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">F64&#160;</td>
          <td class="paramname"><em>top</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">F64&#160;</td>
          <td class="paramname"><em>nearDist</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">F64&#160;</td>
          <td class="paramname"><em>farDist</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">bool&#160;</td>
          <td class="paramname"><em>ortho</em> = <code>false</code>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
</div><div class="memdoc">
<p>Sets the viewing frustrum. This effectively creates the view volume and sets up the 6 clipping planes (near, far, left, right, top, bottom) </p><dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">left</td><td>This is the position of the left vertical clipping plane </td></tr>
    <tr><td class="paramname">right</td><td>This is the position of the right vertical clipping plane </td></tr>
    <tr><td class="paramname">top</td><td>This is the position of the top horizontal clipping plane </td></tr>
    <tr><td class="paramname">bottom</td><td>This is the position of the bottom horizontal clipping plane </td></tr>
    <tr><td class="paramname">nearDist</td><td>This is the distance between the eye and the near clipping plane </td></tr>
    <tr><td class="paramname">farDist</td><td>This is the distance between the eye and the far clipping plane </td></tr>
    <tr><td class="paramname">ortho</td><td>(optional, default is false) If left false, calling this function will create a projection viewing volume. If true, it will be orthographic </td></tr>
  </table>
  </dd>
</dl>

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<h2 class="memtitle"><span class="permalink"><a href="#gadb0c70482b61aa4381a6040663788762">&#9670;&#160;</a></span>dglSetViewport()</h2>

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          <td class="memname">void dglSetViewport </td>
          <td>(</td>
          <td class="paramtype">const <a class="el" href="class_rect_i.html">RectI</a> &amp;&#160;</td>
          <td class="paramname"><em>aViewPort</em></td><td>)</td>
          <td></td>
        </tr>
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<p>sets the viewport for the window </p>

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