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+<hr><h1>smart_ptr_inline.h</h1><a href="smart__ptr__inline_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001
+00007 <font class="comment">/* Copyright, 2000 Nevrax Ltd.</font>
+00008 <font class="comment"> *</font>
+00009 <font class="comment"> * This file is part of NEVRAX NEL.</font>
+00010 <font class="comment"> * NEVRAX NEL is free software; you can redistribute it and/or modify</font>
+00011 <font class="comment"> * it under the terms of the GNU General Public License as published by</font>
+00012 <font class="comment"> * the Free Software Foundation; either version 2, or (at your option)</font>
+00013 <font class="comment"> * any later version.</font>
+00014 <font class="comment"></font>
+00015 <font class="comment"> * NEVRAX NEL is distributed in the hope that it will be useful, but</font>
+00016 <font class="comment"> * WITHOUT ANY WARRANTY; without even the implied warranty of</font>
+00017 <font class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</font>
+00018 <font class="comment"> * General Public License for more details.</font>
+00019 <font class="comment"></font>
+00020 <font class="comment"> * You should have received a copy of the GNU General Public License</font>
+00021 <font class="comment"> * along with NEVRAX NEL; see the file COPYING. If not, write to the</font>
+00022 <font class="comment"> * Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,</font>
+00023 <font class="comment"> * MA 02111-1307, USA.</font>
+00024 <font class="comment"> */</font>
+00025
+00026
+00027 <font class="preprocessor">#ifndef NL_SMARTPTR_INLINE_H</font>
+00028 <font class="preprocessor"></font><font class="preprocessor">#define NL_SMARTPTR_INLINE_H</font>
+00029 <font class="preprocessor"></font>
+00030 <font class="keyword">namespace </font>NLMISC
+00031 {
+00032
+00033
+00034
+00035 <font class="comment">// ***************************************************************************</font>
+00036 <font class="preprocessor">#ifdef NL_OS_WINDOWS</font>
+00037 <font class="preprocessor"></font><font class="preprocessor">#define SMART_INLINE __forceinline</font>
+00038 <font class="preprocessor"></font><font class="preprocessor">#else</font>
+<a name="l00039"></a><a class="code" href="smart__ptr__inline_8h.html#a0">00039</a> <font class="preprocessor"></font><font class="preprocessor">#define SMART_INLINE inline </font>
+00040 <font class="preprocessor"></font><font class="preprocessor">#endif</font>
+00041 <font class="preprocessor"></font>
+00042
+00043 <font class="comment">// ***************************************************************************</font>
+<a name="l00044"></a><a class="code" href="classNLMISC_1_1CRefCount.html#a0">00044</a> <font class="keyword">inline</font> CRefCount::~CRefCount()
+00045 {
+00046 <font class="comment">// This is the destruction of the objet.</font>
+00047
+00048 <font class="comment">// If a CRefPtr still points on me...</font>
+00049 <font class="keywordflow">if</font>(!<a class="code" href="classNLMISC_1_1CRefCount.html#m1">pinfo</a>-&gt;<a class="code" href="structNLMISC_1_1CRefCount_1_1CPtrInfo.html#m2">IsNullPtrInfo</a>)
+00050 {
+00051 <font class="comment">// inform them of my destruction.</font>
+00052 <a class="code" href="classNLMISC_1_1CRefCount.html#m1">pinfo</a>-&gt;<a class="code" href="structNLMISC_1_1CRefCount_1_1CPtrInfo.html#m0">Ptr</a>= NULL;
+00053 }
+00054 }
+00055
+00056
+00057 <font class="comment">// ***************************************************************************</font>
+00058 <font class="comment">// ***************************************************************************</font>
+00059 <font class="comment">// CSmartPtr.</font>
+00060 <font class="comment">// ***************************************************************************</font>
+00061 <font class="comment">// ***************************************************************************</font>
+00062
+00063
+00064 <font class="comment">// ***************************************************************************</font>
+00065 <font class="keyword">template</font>&lt;<font class="keyword">class</font> T&gt;
+<a name="l00066"></a><a class="code" href="classNLMISC_1_1CSmartPtr.html#a3">00066</a> <font class="keyword">inline</font> CSmartPtr&lt;T&gt;::~CSmartPtr(<font class="keywordtype">void</font>)
+00067 {
+00068 <a class="code" href="smart__ptr_8h.html#a0">SMART_TRACE</a>(<font class="stringliteral">"dtor()"</font>);
+00069
+00070 <font class="keywordflow">if</font>(Ptr)
+00071 {
+00072 <font class="keywordflow">if</font> (--(<a class="code" href="classNLMISC_1_1CSmartPtr.html#o0">Ptr</a>-&gt;crefs) == 0)
+00073 <font class="keyword">delete</font> <a class="code" href="classNLMISC_1_1CSmartPtr.html#o0">Ptr</a>;
+00074 <a class="code" href="classNLMISC_1_1CSmartPtr.html#o0">Ptr</a>=NULL;
+00075 }
+00076 }
+00077 <font class="keyword">template</font>&lt;<font class="keyword">class</font> T&gt;
+<a name="l00078"></a><a class="code" href="classNLMISC_1_1CSmartPtr.html#a7">00078</a> <a class="code" href="smart__ptr__inline_8h.html#a0">SMART_INLINE</a> CSmartPtr&lt;T&gt;&amp; CSmartPtr&lt;T&gt;::operator=(T* p)
+00079 {
+00080 <a class="code" href="smart__ptr_8h.html#a0">SMART_TRACE</a>(<font class="stringliteral">"ope=(T*)Start"</font>);
+00081
+00082 <font class="comment">// Implicit manage auto-assignation.</font>
+00083 <font class="keywordflow">if</font>(p)
+00084 p-&gt;crefs++;
+00085 <font class="keywordflow">if</font>(Ptr)
+00086 {
+00087 <font class="keywordflow">if</font> (--(<a class="code" href="classNLMISC_1_1CSmartPtr.html#o0">Ptr</a>-&gt;crefs) == 0)
+00088 <font class="keyword">delete</font> <a class="code" href="classNLMISC_1_1CSmartPtr.html#o0">Ptr</a>;
+00089 }
+00090 <a class="code" href="classNLMISC_1_1CSmartPtr.html#o0">Ptr</a> = p;
+00091
+00092 <a class="code" href="smart__ptr_8h.html#a0">SMART_TRACE</a>(<font class="stringliteral">"ope=(T*)End"</font>);
+00093
+00094 <font class="keywordflow">return</font> *<font class="keyword">this</font>;
+00095 }
+00096 <font class="keyword">template</font>&lt;<font class="keyword">class</font> T&gt;
+<a name="l00097"></a><a class="code" href="classNLMISC_1_1CSmartPtr.html#a8">00097</a> <a class="code" href="smart__ptr__inline_8h.html#a0">SMART_INLINE</a> CSmartPtr&lt;T&gt;&amp; CSmartPtr&lt;T&gt;::operator=(<font class="keyword">const</font> CSmartPtr &amp;p)
+00098 {
+00099 <font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CSmartPtr.html#a7">operator=</a>(p.Ptr);
+00100 }
+00101 <font class="keyword">template</font>&lt;<font class="keyword">class</font> T&gt;
+<a name="l00102"></a><a class="code" href="classNLMISC_1_1CSmartPtr.html#a9">00102</a> <a class="code" href="smart__ptr__inline_8h.html#a0">SMART_INLINE</a> <font class="keywordtype">bool</font> <a class="code" href="zone__lighter_8cpp.html#a13">CSmartPtr&lt;T&gt;::operator&lt;</a>(<font class="keyword">const</font> CSmartPtr &amp;p)<font class="keyword"> const</font>
+00103 <font class="keyword"></font>{
+00104 <font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CSmartPtr.html#o0">Ptr</a>&lt;p.Ptr;
+00105 }
+00106
+00107
+00108
+00109 <font class="comment">// ***************************************************************************</font>
+00110 <font class="comment">// ***************************************************************************</font>
+00111 <font class="comment">// CRefPtr.</font>
+00112 <font class="comment">// ***************************************************************************</font>
+00113 <font class="comment">// ***************************************************************************</font>
+00114
+00115
+00116 <font class="comment">// ***************************************************************************</font>
+00117 <font class="keyword">template</font>&lt;<font class="keyword">class</font> T&gt;
+<a name="l00118"></a><a class="code" href="classNLMISC_1_1CRefPtr.html#c0">00118</a> <a class="code" href="smart__ptr__inline_8h.html#a0">SMART_INLINE</a> <font class="keywordtype">void</font> CRefPtr&lt;T&gt;::unRef()<font class="keyword"> const</font>
+00119 <font class="keyword"></font>{
+00120 <a class="code" href="classNLMISC_1_1CRefPtr.html#o0">pinfo</a>-&gt;RefCount--;
+00121 <font class="keywordflow">if</font>(<a class="code" href="classNLMISC_1_1CRefPtr.html#o0">pinfo</a>-&gt;RefCount==0)
+00122 {
+00123 <font class="comment">// In CRefPtr, Never delete the object.</font>
+00124
+00125 <font class="comment">// We may be in the case that this==NullPtrInfo, and our NullPtrInfo has done a total round. Test it.</font>
+00126 <font class="keywordflow">if</font>(<a class="code" href="classNLMISC_1_1CRefPtr.html#o0">pinfo</a>-&gt;IsNullPtrInfo)
+00127 {
+00128 <font class="comment">// This should not happens, but I'm not sure :) ...</font>
+00129 <font class="comment">// Reset the NullPtrInfo to a middle round.</font>
+00130 <a class="code" href="classNLMISC_1_1CRefPtr.html#o0">pinfo</a>-&gt;RefCount= 0x7FFFFFFF;
+00131 }
+00132 <font class="keywordflow">else</font>
+00133 {
+00134 <font class="comment">// If the CRefPtr still point to a valid object.</font>
+00135 <font class="keywordflow">if</font>(<a class="code" href="classNLMISC_1_1CRefPtr.html#o0">pinfo</a>-&gt;Ptr)
+00136 {
+00137 <font class="comment">// Inform the Object that no more CRefPtr points on it.</font>
+00138 ((T*)(<a class="code" href="classNLMISC_1_1CRefPtr.html#o0">pinfo</a>-&gt;Ptr))-&gt;pinfo= &amp;CRefCount::NullPtrInfo;
+00139 }
+00140 <font class="comment">// Then delete the pinfo.</font>
+00141 <font class="keyword">delete</font> <a class="code" href="classNLMISC_1_1CRefPtr.html#o0">pinfo</a>;
+00142 }
+00143
+00144 }
+00145 }
+00146
+00147
+00148 <font class="comment">// ***************************************************************************</font>
+00149 <font class="comment">// Cons - dest.</font>
+<a name="l00150"></a><a class="code" href="classNLMISC_1_1CRefPtr.html#a0">00150</a> <font class="keyword">template</font> &lt;<font class="keyword">class</font> T&gt; <font class="keyword">inline</font> CRefPtr&lt;T&gt;::CRefPtr()
+00151 {
+00152 <a class="code" href="classNLMISC_1_1CRefPtr.html#o0">pinfo</a>= &amp;CRefCount::NullPtrInfo;
+00153 <a class="code" href="classNLMISC_1_1CRefPtr.html#o1">Ptr</a>= NULL;
+00154
+00155 <a class="code" href="smart__ptr_8h.html#a1">REF_TRACE</a>(<font class="stringliteral">"Smart()"</font>);
+00156 }
+<a name="l00157"></a><a class="code" href="classNLMISC_1_1CRefPtr.html#a1">00157</a> <font class="keyword">template</font> &lt;<font class="keyword">class</font> T&gt; <font class="keyword">inline</font> CRefPtr&lt;T&gt;::CRefPtr(T *<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>)
+00158 {
+00159 <a class="code" href="classNLMISC_1_1CRefPtr.html#o1">Ptr</a>= <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>;
+00160 <font class="keywordflow">if</font>(v)
+00161 {
+00162 <font class="comment">// If no CRefPtr handles v, create a pinfo ref...</font>
+00163 <font class="keywordflow">if</font>(<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>-&gt;pinfo-&gt;IsNullPtrInfo)
+00164 <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>-&gt;pinfo=<font class="keyword">new</font> CRefCount::CPtrInfo(<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>);
+00165 <a class="code" href="classNLMISC_1_1CRefPtr.html#o0">pinfo</a>=<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>-&gt;pinfo;
+00166 <font class="comment">// v is now used by this.</font>
+00167 <a class="code" href="classNLMISC_1_1CRefPtr.html#o0">pinfo</a>-&gt;RefCount++;
+00168 }
+00169 <font class="keywordflow">else</font>
+00170 <a class="code" href="classNLMISC_1_1CRefPtr.html#o0">pinfo</a>= &amp;CRefCount::NullPtrInfo;
+00171
+00172 <a class="code" href="smart__ptr_8h.html#a1">REF_TRACE</a>(<font class="stringliteral">"Smart(T*)"</font>);
+00173 }
+<a name="l00174"></a><a class="code" href="classNLMISC_1_1CRefPtr.html#a2">00174</a> <font class="keyword">template</font> &lt;<font class="keyword">class</font> T&gt; <font class="keyword">inline</font> CRefPtr&lt;T&gt;::CRefPtr(<font class="keyword">const</font> CRefPtr &amp;copy)
+00175 {
+00176 <a class="code" href="classNLMISC_1_1CRefPtr.html#o0">pinfo</a>=copy.pinfo;
+00177 <a class="code" href="classNLMISC_1_1CRefPtr.html#o0">pinfo</a>-&gt;RefCount++;
+00178 <a class="code" href="classNLMISC_1_1CRefPtr.html#o1">Ptr</a>= (T*)<a class="code" href="classNLMISC_1_1CRefPtr.html#o0">pinfo</a>-&gt;Ptr;
+00179
+00180 <a class="code" href="smart__ptr_8h.html#a1">REF_TRACE</a>(<font class="stringliteral">"SmartCopy()"</font>);
+00181 }
+<a name="l00182"></a><a class="code" href="classNLMISC_1_1CRefPtr.html#a3">00182</a> <font class="keyword">template</font> &lt;<font class="keyword">class</font> T&gt; <font class="keyword">inline</font> CRefPtr&lt;T&gt;::~CRefPtr(<font class="keywordtype">void</font>)
+00183 {
+00184 <a class="code" href="smart__ptr_8h.html#a1">REF_TRACE</a>(<font class="stringliteral">"~Smart()"</font>);
+00185
+00186 <a class="code" href="classNLMISC_1_1CRefPtr.html#c0">unRef</a>();
+00187 <a class="code" href="classNLMISC_1_1CRefPtr.html#o0">pinfo</a>= &amp;CRefCount::NullPtrInfo;
+00188 <a class="code" href="classNLMISC_1_1CRefPtr.html#o1">Ptr</a>= NULL;
+00189 }
+00190
+00191 <font class="comment">// ***************************************************************************</font>
+00192 <font class="comment">// Operators=.</font>
+<a name="l00193"></a><a class="code" href="classNLMISC_1_1CRefPtr.html#a7">00193</a> <font class="keyword">template</font> &lt;<font class="keyword">class</font> T&gt; CRefPtr&lt;T&gt; &amp;CRefPtr&lt;T&gt;::operator=(T *<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>)
+00194 {
+00195 <a class="code" href="smart__ptr_8h.html#a1">REF_TRACE</a>(<font class="stringliteral">"ope=(T*)Start"</font>);
+00196
+00197
+00198 <a class="code" href="classNLMISC_1_1CRefPtr.html#o1">Ptr</a>= <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>;
+00199 <font class="keywordflow">if</font>(v)
+00200 {
+00201 <font class="comment">// If no CRefPtr handles v, create a pinfo ref...</font>
+00202 <font class="keywordflow">if</font>(<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>-&gt;pinfo-&gt;IsNullPtrInfo)
+00203 <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>-&gt;pinfo=<font class="keyword">new</font> CRefCount::CPtrInfo(<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>);
+00204 <font class="comment">// The auto equality test is implicitly done by upcounting first "v", then downcounting "this".</font>
+00205 <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>-&gt;pinfo-&gt;RefCount++;
+00206 <a class="code" href="classNLMISC_1_1CRefPtr.html#c0">unRef</a>();
+00207 <a class="code" href="classNLMISC_1_1CRefPtr.html#o0">pinfo</a>= <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>-&gt;pinfo;
+00208 }
+00209 <font class="keywordflow">else</font>
+00210 {
+00211 <a class="code" href="classNLMISC_1_1CRefPtr.html#c0">unRef</a>();
+00212 <a class="code" href="classNLMISC_1_1CRefPtr.html#o0">pinfo</a>= &amp;CRefCount::NullPtrInfo;
+00213 }
+00214
+00215
+00216 <a class="code" href="smart__ptr_8h.html#a1">REF_TRACE</a>(<font class="stringliteral">"ope=(T*)End"</font>);
+00217
+00218 <font class="keywordflow">return</font> *<font class="keyword">this</font>;
+00219 }
+<a name="l00220"></a><a class="code" href="classNLMISC_1_1CRefPtr.html#a8">00220</a> <font class="keyword">template</font> &lt;<font class="keyword">class</font> T&gt; CRefPtr&lt;T&gt; &amp;CRefPtr&lt;T&gt;::operator=(<font class="keyword">const</font> CRefPtr &amp;copy)
+00221 {
+00222 <a class="code" href="smart__ptr_8h.html#a1">REF_TRACE</a>(<font class="stringliteral">"ope=(Smart)Start"</font>);
+00223
+00224 <font class="comment">// The auto equality test is implicitly done by upcounting first "copy", then downcounting "this".</font>
+00225 copy.pinfo-&gt;RefCount++;
+00226 <a class="code" href="classNLMISC_1_1CRefPtr.html#c0">unRef</a>();
+00227 <a class="code" href="classNLMISC_1_1CRefPtr.html#o0">pinfo</a>=copy.pinfo;
+00228 <font class="comment">// Must Refresh the ptr.</font>
+00229 <a class="code" href="classNLMISC_1_1CRefPtr.html#o1">Ptr</a>= (T*)<a class="code" href="classNLMISC_1_1CRefPtr.html#o0">pinfo</a>-&gt;Ptr;
+00230
+00231 <a class="code" href="smart__ptr_8h.html#a1">REF_TRACE</a>(<font class="stringliteral">"ope=(Smart)End"</font>);
+00232 <font class="keywordflow">return</font> *<font class="keyword">this</font>;
+00233 }
+00234
+00235
+00236 <font class="comment">// ***************************************************************************</font>
+00237 <font class="comment">// Operations.</font>
+<a name="l00238"></a><a class="code" href="classNLMISC_1_1CRefPtr.html#a9">00238</a> <font class="keyword">template</font> &lt;<font class="keyword">class</font> T&gt; <font class="keywordtype">void</font> CRefPtr&lt;T&gt;::kill()
+00239 {
+00240 <a class="code" href="smart__ptr_8h.html#a1">REF_TRACE</a>(<font class="stringliteral">"SmartKill"</font>);
+00241
+00242 T *ptr= (T*)<a class="code" href="classNLMISC_1_1CRefPtr.html#o0">pinfo</a>-&gt;Ptr;
+00243
+00244 <font class="comment">// First, release the refptr.</font>
+00245 <a class="code" href="classNLMISC_1_1CRefPtr.html#c0">unRef</a>();
+00246 <a class="code" href="classNLMISC_1_1CRefPtr.html#o0">pinfo</a>= &amp;CRefCount::NullPtrInfo;
+00247 <a class="code" href="classNLMISC_1_1CRefPtr.html#o1">Ptr</a>= NULL;
+00248
+00249 <font class="comment">// Then delete the pointer.</font>
+00250 <font class="keywordflow">if</font>(ptr)
+00251 <font class="keyword">delete</font> ptr;
+00252 }
+00253
+00254
+00255 <font class="comment">// ***************************************************************************</font>
+00256 <font class="comment">// Cast.</font>
+<a name="l00257"></a><a class="code" href="classNLMISC_1_1CRefPtr.html#a4">00257</a> <font class="keyword">template</font> &lt;<font class="keyword">class</font> T&gt; <font class="keyword">inline</font> CRefPtr&lt;T&gt;::operator T*()<font class="keyword"> const </font>
+00258 <font class="keyword"></font>{
+00259 <a class="code" href="smart__ptr_8h.html#a1">REF_TRACE</a>(<font class="stringliteral">"SmartCast T*()"</font>);
+00260
+00261 <font class="comment">// Refresh Ptr.</font>
+00262 <a class="code" href="classNLMISC_1_1CRefPtr.html#o1">Ptr</a>= (T*)<a class="code" href="classNLMISC_1_1CRefPtr.html#o0">pinfo</a>-&gt;Ptr;
+00263 <font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CRefPtr.html#o1">Ptr</a>;
+00264 }
+00265
+00266
+00267 <font class="comment">// ***************************************************************************</font>
+00268 <font class="comment">// Operators.</font>
+<a name="l00269"></a><a class="code" href="classNLMISC_1_1CRefPtr.html#a5">00269</a> <font class="keyword">template</font> &lt;<font class="keyword">class</font> T&gt; <font class="keyword">inline</font> T&amp; CRefPtr&lt;T&gt;::operator*(<font class="keywordtype">void</font>) <font class="keyword">const</font>
+00270 {
+00271 <a class="code" href="smart__ptr_8h.html#a1">REF_TRACE</a>(<font class="stringliteral">"Smart *()"</font>);
+00272 <font class="keywordflow">return</font> *Ptr;
+00273 }
+<a name="l00274"></a><a class="code" href="classNLMISC_1_1CRefPtr.html#a6">00274</a> <font class="keyword">template</font> &lt;<font class="keyword">class</font> T&gt; <font class="keyword">inline</font> T* CRefPtr&lt;T&gt;::operator-&gt;(<font class="keywordtype">void</font>)<font class="keyword"> const</font>
+00275 <font class="keyword"></font>{
+00276 <a class="code" href="smart__ptr_8h.html#a1">REF_TRACE</a>(<font class="stringliteral">"Smart -&gt;()"</font>);
+00277 <font class="keywordflow">return</font> <a class="code" href="classNLMISC_1_1CRefPtr.html#o1">Ptr</a>;
+00278 }
+00279
+00280
+00281 <font class="comment">// ***************************************************************************</font>
+00282 <font class="preprocessor">#undef SMART_INLINE</font>
+00283 <font class="preprocessor"></font>
+00284
+00285
+00286 } <font class="comment">// NLMISC</font>
+00287
+00288
+00289 <font class="preprocessor">#endif // NL_SMARTPTR_INLINE_H</font>
+00290 <font class="preprocessor"></font>
+</pre></div>
+
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