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| <TITLE>Generic Image Library: static_transform</TITLE> |
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| <h1>static_transform<br> |
| <small> |
| [<a class="el" href="g_i_l_0105.html">Algorithms and Utility Functions</a>]</small> |
| </h1><hr><a name="_details"></a><h2>Detailed Description</h2> |
| Equivalent to std::transform. Pairs the elements semantically. |
| <p> |
| Example: Write a generic function that adds two pixels into a homogeneous result <a class="el" href="g_i_l_0599.html" title="Represents a pixel value (a container of channels). Models: HomogeneousColorBaseValueConcept...">pixel</a>. <div class="fragment"><pre class="fragment"><span class="keyword">template</span> <<span class="keyword">typename</span> Result> |
| <span class="keyword">struct </span>my_plus { |
| <span class="keyword">template</span> <<span class="keyword">typename</span> T1, <span class="keyword">typename</span> T2> |
| Result operator()(T1 f1, T2 f2)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> f1+f2; } |
| }; |
| |
| <span class="keyword">template</span> <<span class="keyword">typename</span> Pixel1, <span class="keyword">typename</span> Pixel2, <span class="keyword">typename</span> Pixel3> |
| <span class="keywordtype">void</span> sum_channels(<span class="keyword">const</span> Pixel1& p1, <span class="keyword">const</span> Pixel2& p2, Pixel3& result) { |
| <span class="keyword">typedef</span> <span class="keyword">typename</span> channel_type<Pixel3>::type result_channel_t; |
| static_transform(p1,p2,result,my_plus<result_channel_t>()); |
| } |
| |
| rgb8_pixel_t p1(1,2,3); |
| bgr8_pixel_t p2(3,2,1); |
| rgb8_pixel_t result; |
| sum_channels(p1,p2,result); |
| assert(result == rgb8_pixel_t(2,4,6)); |
| </pre></div> |
| <p> |
| <table border="0" cellpadding="0" cellspacing="0"> |
| <tr><td></td></tr> |
| <tr><td colspan="2"><br><h2>Functions</h2></td></tr> |
| <tr><td class="memTemplParams" nowrap colspan="2"><a class="anchor" name="gdf8ef33ad4bb6d1db4890aa699dd8ef1"></a><!-- doxytag: member="ColorBaseAlgorithmTransform::static_transform" ref="gdf8ef33ad4bb6d1db4890aa699dd8ef1" args="(Src &src, Dst &dst, Op op)" --> |
| template<typename Src, typename Dst, typename Op> </td></tr> |
| <tr><td class="memTemplItemLeft" nowrap align="right" valign="top">GIL_FORCEINLINE Op </td><td class="memTemplItemRight" valign="bottom"><b>static_transform</b> (Src &src, Dst &dst, Op op)</td></tr> |
| |
| <tr><td class="memTemplParams" nowrap colspan="2"><a class="anchor" name="gb1b2f61b29c26b2218ca4febdf5a18fe"></a><!-- doxytag: member="ColorBaseAlgorithmTransform::static_transform" ref="gb1b2f61b29c26b2218ca4febdf5a18fe" args="(const Src &src, Dst &dst, Op op)" --> |
| template<typename Src, typename Dst, typename Op> </td></tr> |
| <tr><td class="memTemplItemLeft" nowrap align="right" valign="top">GIL_FORCEINLINE Op </td><td class="memTemplItemRight" valign="bottom"><b>static_transform</b> (const Src &src, Dst &dst, Op op)</td></tr> |
| |
| <tr><td class="memTemplParams" nowrap colspan="2"><a class="anchor" name="g18161a949303722201be29fb24bf7713"></a><!-- doxytag: member="ColorBaseAlgorithmTransform::static_transform" ref="g18161a949303722201be29fb24bf7713" args="(P2 &p2, P3 &p3, Dst &dst, Op op)" --> |
| template<typename P2, typename P3, typename Dst, typename Op> </td></tr> |
| <tr><td class="memTemplItemLeft" nowrap align="right" valign="top">GIL_FORCEINLINE Op </td><td class="memTemplItemRight" valign="bottom"><b>static_transform</b> (P2 &p2, P3 &p3, Dst &dst, Op op)</td></tr> |
| |
| <tr><td class="memTemplParams" nowrap colspan="2"><a class="anchor" name="g00bb2f6cecdb909728902f6ffda6d87b"></a><!-- doxytag: member="ColorBaseAlgorithmTransform::static_transform" ref="g00bb2f6cecdb909728902f6ffda6d87b" args="(P2 &p2, const P3 &p3, Dst &dst, Op op)" --> |
| template<typename P2, typename P3, typename Dst, typename Op> </td></tr> |
| <tr><td class="memTemplItemLeft" nowrap align="right" valign="top">GIL_FORCEINLINE Op </td><td class="memTemplItemRight" valign="bottom"><b>static_transform</b> (P2 &p2, const P3 &p3, Dst &dst, Op op)</td></tr> |
| |
| <tr><td class="memTemplParams" nowrap colspan="2"><a class="anchor" name="g6dcb068577ee0fe134c8651a03900d36"></a><!-- doxytag: member="ColorBaseAlgorithmTransform::static_transform" ref="g6dcb068577ee0fe134c8651a03900d36" args="(const P2 &p2, P3 &p3, Dst &dst, Op op)" --> |
| template<typename P2, typename P3, typename Dst, typename Op> </td></tr> |
| <tr><td class="memTemplItemLeft" nowrap align="right" valign="top">GIL_FORCEINLINE Op </td><td class="memTemplItemRight" valign="bottom"><b>static_transform</b> (const P2 &p2, P3 &p3, Dst &dst, Op op)</td></tr> |
| |
| <tr><td class="memTemplParams" nowrap colspan="2"><a class="anchor" name="gb92367233f5a2a088762c2bf4bae07c4"></a><!-- doxytag: member="ColorBaseAlgorithmTransform::static_transform" ref="gb92367233f5a2a088762c2bf4bae07c4" args="(const P2 &p2, const P3 &p3, Dst &dst, Op op)" --> |
| template<typename P2, typename P3, typename Dst, typename Op> </td></tr> |
| <tr><td class="memTemplItemLeft" nowrap align="right" valign="top">GIL_FORCEINLINE Op </td><td class="memTemplItemRight" valign="bottom"><b>static_transform</b> (const P2 &p2, const P3 &p3, Dst &dst, Op op)</td></tr> |
| |
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