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| <h1>SkPerspIter Class Reference</h1><!-- doxytag: class="SkPerspIter" --> |
| <p><code>#include <<a class="el" href="_sk_persp_iter_8h_source.html">SkPerspIter.h</a>></code></p> |
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| <tr><td colspan="2"><h2>Public Member Functions</h2></td></tr> |
| <tr><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="class_sk_persp_iter.html#a376369b54f61fb93b5c8c2f0fa7f0f36">SkPerspIter</a> (const <a class="el" href="class_sk_matrix.html">SkMatrix</a> &m, <a class="el" href="_sk_scalar_8h.html#a407e363d56d824ed93bd6d1fda2effcf">SkScalar</a> x, <a class="el" href="_sk_scalar_8h.html#a407e363d56d824ed93bd6d1fda2effcf">SkScalar</a> y, int count)</td></tr> |
| <tr><td class="memItemLeft" align="right" valign="top">const <a class="el" href="_sk_fixed_8h.html#a2f208c049f1e9eb4d35b8c47615f5c47">SkFixed</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="class_sk_persp_iter.html#aff0749bd9ff0f612e38dad633fbfd2d7">getXY</a> () const </td></tr> |
| <tr><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="class_sk_persp_iter.html#ac526ae8c46a39138005a7051df04b985">next</a> ()</td></tr> |
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| <hr/><a name="_details"></a><h2>Detailed Description</h2> |
| |
| <p>Definition at line <a class="el" href="_sk_persp_iter_8h_source.html#l00022">22</a> of file <a class="el" href="_sk_persp_iter_8h_source.html">SkPerspIter.h</a>.</p> |
| <hr/><h2>Constructor & Destructor Documentation</h2> |
| <a class="anchor" id="a376369b54f61fb93b5c8c2f0fa7f0f36"></a><!-- doxytag: member="SkPerspIter::SkPerspIter" ref="a376369b54f61fb93b5c8c2f0fa7f0f36" args="(const SkMatrix &m, SkScalar x, SkScalar y, int count)" --> |
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| <td class="memname">SkPerspIter::SkPerspIter </td> |
| <td>(</td> |
| <td class="paramtype">const <a class="el" href="class_sk_matrix.html">SkMatrix</a> & </td> |
| <td class="paramname"> <em>m</em>, </td> |
| </tr> |
| <tr> |
| <td class="paramkey"></td> |
| <td></td> |
| <td class="paramtype"><a class="el" href="_sk_scalar_8h.html#a407e363d56d824ed93bd6d1fda2effcf">SkScalar</a> </td> |
| <td class="paramname"> <em>x</em>, </td> |
| </tr> |
| <tr> |
| <td class="paramkey"></td> |
| <td></td> |
| <td class="paramtype"><a class="el" href="_sk_scalar_8h.html#a407e363d56d824ed93bd6d1fda2effcf">SkScalar</a> </td> |
| <td class="paramname"> <em>y</em>, </td> |
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| <tr> |
| <td class="paramkey"></td> |
| <td></td> |
| <td class="paramtype">int </td> |
| <td class="paramname"> <em>count</em></td><td> </td> |
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| <td></td> |
| <td>)</td> |
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| <p>Iterate a line through the matrix [x,y] ... [x+count-1, y]. </p> |
| <dl><dt><b>Parameters:</b></dt><dd> |
| <table border="0" cellspacing="2" cellpadding="0"> |
| <tr><td valign="top"></td><td valign="top"><em>m</em> </td><td>The matrix we will be iterating a line through </td></tr> |
| <tr><td valign="top"></td><td valign="top"><em>x</em> </td><td>The initial X coordinate to be mapped through the matrix </td></tr> |
| <tr><td valign="top"></td><td valign="top"><em>y</em> </td><td>The initial Y coordinate to be mapped through the matrix </td></tr> |
| <tr><td valign="top"></td><td valign="top"><em>count</em> </td><td>The number of points (x,y) (x+1,y) (x+2,y) ... we will eventually map </td></tr> |
| </table> |
| </dd> |
| </dl> |
| |
| </div> |
| </div> |
| <hr/><h2>Member Function Documentation</h2> |
| <a class="anchor" id="aff0749bd9ff0f612e38dad633fbfd2d7"></a><!-- doxytag: member="SkPerspIter::getXY" ref="aff0749bd9ff0f612e38dad633fbfd2d7" args="() const " --> |
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| <td class="memname">const <a class="el" href="_sk_fixed_8h.html#a2f208c049f1e9eb4d35b8c47615f5c47">SkFixed</a>* SkPerspIter::getXY </td> |
| <td>(</td> |
| <td class="paramname"></td> |
| <td> ) </td> |
| <td> const<code> [inline]</code></td> |
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| <p>Return the buffer of [x,y] fixed point values we will be filling. This always returns the same value, so it can be saved across calls to <a class="el" href="class_sk_persp_iter.html#ac526ae8c46a39138005a7051df04b985">next()</a>. </p> |
| |
| <p>Definition at line <a class="el" href="_sk_persp_iter_8h_source.html#l00036">36</a> of file <a class="el" href="_sk_persp_iter_8h_source.html">SkPerspIter.h</a>.</p> |
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| <a class="anchor" id="ac526ae8c46a39138005a7051df04b985"></a><!-- doxytag: member="SkPerspIter::next" ref="ac526ae8c46a39138005a7051df04b985" args="()" --> |
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| <td class="memname">int SkPerspIter::next </td> |
| <td>(</td> |
| <td class="paramname"></td> |
| <td> ) </td> |
| <td></td> |
| </tr> |
| </table> |
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| <div class="memdoc"> |
| <p>Return the number of [x,y] pairs that have been filled in the <a class="el" href="class_sk_persp_iter.html#aff0749bd9ff0f612e38dad633fbfd2d7">getXY()</a> buffer. When this returns 0, the iterator is finished. </p> |
| |
| </div> |
| </div> |
| <hr/>The documentation for this class was generated from the following file:<ul> |
| <li>include/core/<a class="el" href="_sk_persp_iter_8h_source.html">SkPerspIter.h</a></li> |
| </ul> |
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