<table><tr><td style="">zzag added a comment.<br />Restricted Application edited projects, added KWin; removed Plasma.
</td><a style="text-decoration: none; padding: 4px 8px; margin: 0 8px 8px; float: right; color: #464C5C; font-weight: bold; border-radius: 3px; background-color: #F7F7F9; background-image: linear-gradient(to bottom,#fff,#f1f0f1); display: inline-block; border: 1px solid rgba(71,87,120,.2);" href="https://phabricator.kde.org/D9848" rel="noreferrer">View Revision</a></tr></table><br /><div><div><p>Also, I would consider using smart pointers(e.g. <tt style="background: #ebebeb; font-size: 13px;">QScopedPointer</tt>).</p></div></div><br /><div><strong>INLINE COMMENTS</strong><div><div style="margin: 6px 0 12px 0;"><div style="border: 1px solid #C7CCD9; border-radius: 3px;"><div style="padding: 0; background: #F7F7F7; border-color: #e3e4e8; border-style: solid; border-width: 0 0 1px 0; margin: 0;"><div style="color: #74777d; background: #eff2f4; padding: 6px 8px; overflow: hidden;"><a style="float: right; text-decoration: none;" href="https://phabricator.kde.org/D9848#inline-44922" rel="noreferrer">View Inline</a><span style="color: #4b4d51; font-weight: bold;">blur.cpp:92</span></div>
<div style="font: 11px/15px "Menlo", "Consolas", "Monaco", monospace; white-space: pre-wrap; clear: both; padding: 4px 0; margin: 0;"><div style="padding: 0 8px; margin: 0 4px; background: rgba(151, 234, 151, .6);">    <span style="color: #aa4000">delete</span> <span class="n">m_simpleTarget</span><span class="p">;</span>
</div><div style="padding: 0 8px; margin: 0 4px; background: rgba(151, 234, 151, .6);">    <span class="n">m_simpleTarget</span> <span style="color: #aa2211">=</span> <span style="color: #304a96">NULL</span><span class="p">;</span>
</div></div></div>
<div style="margin: 8px 0; padding: 0 12px;"><p style="padding: 0; margin: 8px;">Please use <tt style="background: #ebebeb; font-size: 13px;">nullptr</tt>.</p></div></div><br /><div style="border: 1px solid #C7CCD9; border-radius: 3px;"><div style="padding: 0; background: #F7F7F7; border-color: #e3e4e8; border-style: solid; border-width: 0 0 1px 0; margin: 0;"><div style="color: #74777d; background: #eff2f4; padding: 6px 8px; overflow: hidden;"><a style="float: right; text-decoration: none;" href="https://phabricator.kde.org/D9848#inline-44923" rel="noreferrer">View Inline</a><span style="color: #4b4d51; font-weight: bold;">blur.cpp:95</span></div>
<div style="font: 11px/15px "Menlo", "Consolas", "Monaco", monospace; white-space: pre-wrap; clear: both; padding: 4px 0; margin: 0;"><div style="padding: 0 8px; margin: 0 4px; ">    <span style="color: #aa4000">delete</span> <span class="n">m_simpleShader</span><span class="p">;</span>
</div><div style="padding: 0 8px; margin: 0 4px; background: rgba(251, 175, 175, .7);">    <span class="bright"></span><span style="color: #aa4000"><span class="bright">delete</span></span><span class="bright"> </span><span class="n"><span class="bright">s</span>hader</span><span class="p">;</span>
</div><div style="padding: 0 8px; margin: 0 4px; background: rgba(251, 175, 175, .7);">    <span class="bright"></span><span style="color: #aa4000"><span class="bright">delete</span></span><span class="bright"> </span><span class="n"><span class="bright">target</span></span><span class="bright"></span><span class="p"><span class="bright">;</span></span>
</div><div style="padding: 0 8px; margin: 0 4px; background: rgba(151, 234, 151, .6);">    <span class="bright"></span><span class="n"><span class="bright">m_simpleS</span>hader<span class="bright"></span></span><span class="bright"> </span><span style="color: #aa2211"><span class="bright">=</span></span><span class="bright"> </span><span style="color: #304a96"><span class="bright">NULL</span></span><span class="p">;</span>
</div></div></div>
<div style="margin: 8px 0; padding: 0 12px;"><p style="padding: 0; margin: 8px;">Please use <tt style="background: #ebebeb; font-size: 13px;">nullptr</tt>.</p></div></div><br /><div style="border: 1px solid #C7CCD9; border-radius: 3px;"><div style="padding: 0; background: #F7F7F7; border-color: #e3e4e8; border-style: solid; border-width: 0 0 1px 0; margin: 0;"><div style="color: #74777d; background: #eff2f4; padding: 6px 8px; overflow: hidden;"><a style="float: right; text-decoration: none;" href="https://phabricator.kde.org/D9848#inline-44925" rel="noreferrer">View Inline</a><span style="color: #4b4d51; font-weight: bold;">blur.cpp:98</span></div>
<div style="font: 11px/15px "Menlo", "Consolas", "Monaco", monospace; white-space: pre-wrap; clear: both; padding: 4px 0; margin: 0;"><div style="padding: 0 8px; margin: 0 4px; background: rgba(151, 234, 151, .6);">    <span style="color: #aa4000">delete</span> <span class="n">m_shader</span><span class="p">;</span>
</div><div style="padding: 0 8px; margin: 0 4px; background: rgba(151, 234, 151, .6);">    <span class="n">m_shader</span> <span style="color: #aa2211">=</span> <span style="color: #304a96">NULL</span><span class="p">;</span>
</div><div style="padding: 0 8px; margin: 0 4px; "><span class="p">}</span>
</div></div></div>
<div style="margin: 8px 0; padding: 0 12px;"><p style="padding: 0; margin: 8px;">Please use <tt style="background: #ebebeb; font-size: 13px;">nullptr</tt>.</p></div></div><br /><div style="border: 1px solid #C7CCD9; border-radius: 3px;"><div style="padding: 0; background: #F7F7F7; border-color: #e3e4e8; border-style: solid; border-width: 0 0 1px 0; margin: 0;"><div style="color: #74777d; background: #eff2f4; padding: 6px 8px; overflow: hidden;"><a style="float: right; text-decoration: none;" href="https://phabricator.kde.org/D9848#inline-44931" rel="noreferrer">View Inline</a><span style="color: #4b4d51; font-weight: bold;">blur.cpp:125</span></div>
<div style="font: 11px/15px "Menlo", "Consolas", "Monaco", monospace; white-space: pre-wrap; clear: both; padding: 4px 0; margin: 0;"><div style="padding: 0 8px; margin: 0 4px; background: rgba(151, 234, 151, .6);">        <span style="color: #aa4000">delete</span> <span class="n">m_renderTargets</span><span class="p">[</span><span class="n">i</span><span class="p">];</span>
</div><div style="padding: 0 8px; margin: 0 4px; background: rgba(151, 234, 151, .6);">        <span class="n">m_renderTargets</span><span class="p">[</span><span class="n">i</span><span class="p">]</span> <span style="color: #aa2211">=</span> <span style="color: #304a96">NULL</span><span class="p">;</span>
</div></div></div>
<div style="margin: 8px 0; padding: 0 12px;"><p style="padding: 0; margin: 8px;"><tt style="background: #ebebeb; font-size: 13px;">nullptr</tt></p></div></div><br /><div style="border: 1px solid #C7CCD9; border-radius: 3px;"><div style="padding: 0; background: #F7F7F7; border-color: #e3e4e8; border-style: solid; border-width: 0 0 1px 0; margin: 0;"><div style="color: #74777d; background: #eff2f4; padding: 6px 8px; overflow: hidden;"><a style="float: right; text-decoration: none;" href="https://phabricator.kde.org/D9848#inline-44932" rel="noreferrer">View Inline</a><span style="color: #4b4d51; font-weight: bold;">blurshader.cpp:55</span></div>
<div style="font: 11px/15px "Menlo", "Consolas", "Monaco", monospace; white-space: pre-wrap; clear: both; padding: 4px 0; margin: 0;"><div style="padding: 0 8px; margin: 0 4px; background: rgba(251, 175, 175, .7);"><span class="bright"></span><span style="color: #aa4000"><span class="bright">void</span></span><span class="bright"> </span><span class="n">BlurShader</span><span style="color: #aa2211">::<span class="bright"></span></span><span class="bright"></span><span class="n"><span class="bright">setDirection</span></span><span class="bright"></span><span class="p"><span class="bright">(</span></span><span class="bright"></span><span class="n"><span class="bright">Qt</span></span><span class="bright"></span><span style="color: #aa2211"><span class="bright">::</span></span><span class="bright"></span><span class="n"><span class="bright">Orientation</span></span><span class="bright"> </span><span class="n"><span class="bright">direction</span></span><span class="p">)</span>
</div><div style="padding: 0 8px; margin: 0 4px; background: rgba(151, 234, 151, .6);"><span class="bright"></span><span class="n"><span class="bright">GLSL</span>BlurShader</span><span style="color: #aa2211">::<span class="bright"></span></span><span class="bright"></span><span class="n"><span class="bright">GLSLBlurShader</span></span><span class="bright"></span><span class="p"><span class="bright">(</span>)</span>
</div><div style="padding: 0 8px; margin: 0 4px; background: rgba(151, 234, 151, .6);">    <span style="color: #aa2211">:</span> <span class="n">BlurShader</span><span class="p">(),</span> <span class="n">m_shaderDownsample</span><span class="p">(</span><span style="color: #304a96">NULL</span><span class="p">),</span> <span class="n">m_shaderUpsample</span><span class="p">(</span><span style="color: #304a96">NULL</span><span class="p">),</span> <span class="n">m_shaderCopysample</span><span class="p">(</span><span style="color: #304a96">NULL</span><span class="p">)</span>
</div><div style="padding: 0 8px; margin: 0 4px; "><span class="p">{</span>
</div></div></div>
<div style="margin: 8px 0; padding: 0 12px;"><p style="padding: 0; margin: 8px;">You can simplify:</p>

<div class="remarkup-code-block" style="margin: 12px 0;" data-code-lang="text" data-sigil="remarkup-code-block"><pre class="remarkup-code" style="font: 11px/15px "Menlo", "Consolas", "Monaco", monospace; padding: 12px; margin: 0; background: rgba(71, 87, 120, 0.08);">GLShader *m_shaderDownsample = nullptr;
GLShader *m_shaderUpsample = nullptr;
GLShader *m_shaderCopysample = nullptr;</pre></div></div></div><br /><div style="border: 1px solid #C7CCD9; border-radius: 3px;"><div style="padding: 0; background: #F7F7F7; border-color: #e3e4e8; border-style: solid; border-width: 0 0 1px 0; margin: 0;"><div style="color: #74777d; background: #eff2f4; padding: 6px 8px; overflow: hidden;"><a style="float: right; text-decoration: none;" href="https://phabricator.kde.org/D9848#inline-44926" rel="noreferrer">View Inline</a><span style="color: #4b4d51; font-weight: bold;">blurshader.cpp:68</span></div>
<div style="font: 11px/15px "Menlo", "Consolas", "Monaco", monospace; white-space: pre-wrap; clear: both; padding: 4px 0; margin: 0;"><div style="padding: 0 8px; margin: 0 4px; background: rgba(251, 175, 175, .7);">    <span class="bright"></span><span style="color: #aa4000"><span class="bright">int</span></span><span class="bright"> </span><span class="n"><span class="bright">size</span></span><span class="bright"> </span><span style="color: #aa2211"><span class="bright">=</span></span><span class="bright"> </span><span class="n"><span class="bright">qMin</span></span><span class="bright"></span><span class="p"><span class="bright">(</span></span><span class="bright"></span><span class="n"><span class="bright">mRadius</span></span><span class="bright"> </span><span style="color: #aa2211"><span class="bright">|</span></span><span class="bright"> </span><span style="color: #601200"><span class="bright">1</span></span><span class="bright"></span><span class="p"><span class="bright">,</span></span><span class="bright"> </span><span class="n"><span class="bright">maxKernelSize</span></span><span class="bright"></span><span class="p"><span class="bright">())</span>;</span>
</div><div style="padding: 0 8px; margin: 0 4px; background: rgba(251, 175, 175, .7);">    <span class="bright"></span><span style="color: #aa4000"><span class="bright">if</span></span><span class="bright"> </span><span class="p"><span class="bright">(</span></span><span class="bright"></span><span style="color: #aa2211"><span class="bright">!</span></span><span class="bright"></span><span class="p"><span class="bright">(</span></span><span class="bright"></span><span class="n"><span class="bright">size</span></span><span class="bright"> </span><span style="color: #aa2211"><span class="bright">&</span></span><span class="bright"> </span><span style="color: #601200"><span class="bright">0x1</span></span><span class="bright"></span><span class="p"><span class="bright">))</span></span>
</div><div style="padding: 0 8px; margin: 0 4px; background: rgba(251, 175, 175, .7);">    <span class="bright">    </span><span class="n"><span class="bright">size</span></span><span class="bright"> </span><span style="color: #aa2211"><span class="bright">-=</span></span><span class="bright"> </span><span style="color: #601200"><span class="bright">1</span></span><span class="bright"></span><span class="p"><span class="bright">;</span></span>
</div><div style="padding: 0 8px; margin: 0 4px; background: rgba(151, 234, 151, .6);">    <span class="bright"></span><span style="color: #aa4000"><span class="bright">delete</span></span><span class="bright"> </span><span class="n"><span class="bright">m_shaderDownsample</span></span><span class="p">;</span>
</div><div style="padding: 0 8px; margin: 0 4px; background: rgba(151, 234, 151, .6);">    <span class="bright"></span><span class="n"><span class="bright">m_shaderDownsample</span></span><span class="bright"> </span><span style="color: #aa2211"><span class="bright">=</span></span><span class="bright"> </span><span style="color: #304a96"><span class="bright">NULL</span></span><span class="bright"></span><span class="p"><span class="bright">;</span></span>
</div></div></div>
<div style="margin: 8px 0; padding: 0 12px;"><p style="padding: 0; margin: 8px;"><tt style="background: #ebebeb; font-size: 13px;">nullptr</tt></p></div></div><br /><div style="border: 1px solid #C7CCD9; border-radius: 3px;"><div style="padding: 0; background: #F7F7F7; border-color: #e3e4e8; border-style: solid; border-width: 0 0 1px 0; margin: 0;"><div style="color: #74777d; background: #eff2f4; padding: 6px 8px; overflow: hidden;"><a style="float: right; text-decoration: none;" href="https://phabricator.kde.org/D9848#inline-44927" rel="noreferrer">View Inline</a><span style="color: #4b4d51; font-weight: bold;">blurshader.cpp:71</span></div>
<div style="font: 11px/15px "Menlo", "Consolas", "Monaco", monospace; white-space: pre-wrap; clear: both; padding: 4px 0; margin: 0;"><div style="padding: 0 8px; margin: 0 4px; background: rgba(151, 234, 151, .6);">    <span style="color: #aa4000">delete</span> <span class="n">m_shaderUpsample</span><span class="p">;</span>
</div><div style="padding: 0 8px; margin: 0 4px; background: rgba(151, 234, 151, .6);">    <span class="n">m_shaderUpsample</span> <span style="color: #aa2211">=</span> <span style="color: #304a96">NULL</span><span class="p">;</span>
</div></div></div>
<div style="margin: 8px 0; padding: 0 12px;"><p style="padding: 0; margin: 8px;"><tt style="background: #ebebeb; font-size: 13px;">nullptr</tt></p></div></div><br /><div style="border: 1px solid #C7CCD9; border-radius: 3px;"><div style="padding: 0; background: #F7F7F7; border-color: #e3e4e8; border-style: solid; border-width: 0 0 1px 0; margin: 0;"><div style="color: #74777d; background: #eff2f4; padding: 6px 8px; overflow: hidden;"><a style="float: right; text-decoration: none;" href="https://phabricator.kde.org/D9848#inline-44928" rel="noreferrer">View Inline</a><span style="color: #4b4d51; font-weight: bold;">blurshader.cpp:74</span></div>
<div style="font: 11px/15px "Menlo", "Consolas", "Monaco", monospace; white-space: pre-wrap; clear: both; padding: 4px 0; margin: 0;"><div style="padding: 0 8px; margin: 0 4px; background: rgba(251, 175, 175, .7);">    <span class="bright"></span><span class="n"><span class="bright">QList</span></span><span class="bright"></span><span style="color: #aa2211"><span class="bright"><</span></span><span class="bright"></span><span class="n"><span class="bright">KernelValue</span></span><span class="bright"></span><span style="color: #aa2211"><span class="bright">></span></span><span class="bright"> </span><span class="n"><span class="bright">kernel</span></span><span class="p">;</span>
</div><div style="padding: 0 8px; margin: 0 4px; background: rgba(251, 175, 175, .7);">    <span class="bright"></span><span style="color: #aa4000"><span class="bright">const</span></span><span class="bright"> </span><span style="color: #aa4000"><span class="bright">int</span></span><span class="bright"> </span><span class="n"><span class="bright">center</span></span><span class="bright"> </span><span style="color: #aa2211"><span class="bright">=</span></span><span class="bright"> </span><span class="n"><span class="bright">size</span></span><span class="bright"> </span><span style="color: #aa2211"><span class="bright">/</span></span><span class="bright"> </span><span style="color: #601200"><span class="bright">2</span></span><span class="p">;</span>
</div><div style="padding: 0 8px; margin: 0 4px; background: rgba(251, 175, 175, .7);">    <span style="color: #aa4000">const</span> <span class="n">qreal</span> <span class="n">sigma</span> <span style="color: #aa2211">=</span> <span class="p">(</span><span class="n">size</span> <span style="color: #aa2211">-</span> <span style="color: #601200">1</span><span class="p">)</span> <span style="color: #aa2211">/</span> <span style="color: #601200">2.5</span><span class="p">;</span>
</div><div style="padding: 0 8px; margin: 0 4px; background: rgba(151, 234, 151, .6);">    <span class="bright"></span><span style="color: #aa4000"><span class="bright">delete</span></span><span class="bright"> </span><span class="n"><span class="bright">m_shaderCopysample</span></span><span class="p">;</span>
</div><div style="padding: 0 8px; margin: 0 4px; background: rgba(151, 234, 151, .6);">    <span class="bright"></span><span class="n"><span class="bright">m_shaderCopysample</span></span><span class="bright"> </span><span style="color: #aa2211"><span class="bright">=</span></span><span class="bright"> </span><span style="color: #304a96"><span class="bright">NULL</span></span><span class="p">;</span>
</div></div></div>
<div style="margin: 8px 0; padding: 0 12px;"><p style="padding: 0; margin: 8px;"><tt style="background: #ebebeb; font-size: 13px;">nullptr</tt></p></div></div><br /><div style="border: 1px solid #C7CCD9; border-radius: 3px;"><div style="padding: 0; background: #F7F7F7; border-color: #e3e4e8; border-style: solid; border-width: 0 0 1px 0; margin: 0;"><div style="color: #74777d; background: #eff2f4; padding: 6px 8px; overflow: hidden;"><a style="float: right; text-decoration: none;" href="https://phabricator.kde.org/D9848#inline-44933" rel="noreferrer">View Inline</a><span style="color: #4b4d51; font-weight: bold;">blurshader.cpp:86</span></div>
<div style="font: 11px/15px "Menlo", "Consolas", "Monaco", monospace; white-space: pre-wrap; clear: both; padding: 4px 0; margin: 0;"><div style="padding: 0 8px; margin: 0 4px; background: rgba(251, 175, 175, .7);">        <span style="color: #aa4000">c<span class="bright">onst</span></span><span class="bright"> </span><span style="color: #aa4000"><span class="bright">float</span></span><span class="bright"> </span><span class="n"><span class="bright">offset</span></span><span class="bright"> </span><span style="color: #aa2211"><span class="bright">=</span></span><span class="bright"> </span><span style="color: #601200"><span class="bright">.5</span></span><span class="bright"> </span><span style="color: #aa2211"><span class="bright">-</span></span><span class="bright"> </span><span class="n"><span class="bright">g1</span></span><span class="bright"> </span><span style="color: #aa2211"><span class="bright">/</span></span><span class="bright"> </span><span class="p"><span class="bright">(</span></span><span class="bright"></span><span class="n"><span class="bright">g1</span></span><span class="bright"> </span><span style="color: #aa2211"><span class="bright">+</span></span><span class="bright"> </span><span class="n"><span class="bright">g2</span></span><span class="bright"></span><span class="p"><span class="bright">);</span></span>
</div><div style="padding: 0 8px; margin: 0 4px; background: rgba(151, 234, 151, .6);">        <span style="color: #aa4000">c<span class="bright">ase</span></span><span class="bright"> </span><span style="color: #a0a000"><span class="bright">copySampleType</span></span><span class="bright"></span><span class="p"><span class="bright">:</span></span>
</div><div style="padding: 0 8px; margin: 0 4px; background: rgba(151, 234, 151, .6);">            <span style="color: #aa4000">if</span> <span class="p">(</span><span class="n">matrix</span> <span style="color: #aa2211">==</span> <span class="n">m_matrixCopysample</span><span class="p">)</span>
</div><div style="padding: 0 8px; margin: 0 4px; background: rgba(151, 234, 151, .6);">                <span style="color: #aa4000">return</span><span class="p">;</span>
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<div style="margin: 8px 0; padding: 0 12px;"><p style="padding: 0; margin: 8px;">Please use <tt style="background: #ebebeb; font-size: 13px;">{}</tt></p></div></div></div></div></div><br /><div><strong>REPOSITORY</strong><div><div>R108 KWin</div></div></div><br /><div><strong>REVISION DETAIL</strong><div><a href="https://phabricator.kde.org/D9848" rel="noreferrer">https://phabricator.kde.org/D9848</a></div></div><br /><div><strong>To: </strong>anemeth, Plasma, KWin<br /><strong>Cc: </strong>romangg, zzag, anthonyfieroni, mart, davidedmundson, fredrik, ngraham, plasma-devel, kwin, KWin, iodelay, bwowk, ZrenBot, progwolff, lesliezhai, ali-mohamed, hardening, jensreuterberg, abetts, sebas, apol<br /></div>