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<center><a href="SieveAlgorithms.hh">Actual source code: SieveAlgorithms.hh</a></center><br>
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<pre width="80"><a name="line1"> 1: </a><font color="#A020F0">#ifndef included_ALE_SieveAlgorithms_hh</font>
<a name="line2"> 2: </a><strong><font color="#228B22">#define included_ALE_SieveAlgorithms_hh</font></strong>
<a name="line4"> 4: </a><font color="#A020F0">#ifndef included_ALE_Sieve_hh</font>
<a name="line5"> 5: </a><font color="#A020F0">#include <Sieve.hh></font>
<a name="line6"> 6: </a><font color="#A020F0">#endif</font>
<a name="line8"> 8: </a>namespace ALE {
<a name="line9"> 9: </a> template<typename Bundle_>
<a name="line10"> 10: </a> class SieveAlg {
<a name="line11"> 11: </a><strong><font color="#FF0000"> public:</font></strong>
<a name="line12"> 12: </a> <font color="#4169E1">typedef</font> Bundle_ bundle_type;
<a name="line13"> 13: </a> <font color="#4169E1">typedef</font> typename bundle_type::sieve_type sieve_type;
<a name="line14"> 14: </a> <font color="#4169E1">typedef</font> typename sieve_type::point_type point_type;
<a name="line15"> 15: </a> <font color="#4169E1">typedef</font> typename sieve_type::coneSet coneSet;
<a name="line16"> 16: </a> <font color="#4169E1">typedef</font> typename sieve_type::coneArray coneArray;
<a name="line17"> 17: </a> <font color="#4169E1">typedef</font> typename sieve_type::supportSet supportSet;
<a name="line18"> 18: </a> <font color="#4169E1">typedef</font> typename sieve_type::supportArray supportArray;
<a name="line19"> 19: </a> <font color="#4169E1">typedef</font> typename bundle_type::arrow_section_type arrow_section_type;
<a name="line20"> 20: </a> <font color="#4169E1">typedef</font> std::pair<point_type, int> oriented_point_type;
<a name="line21"> 21: </a> <font color="#4169E1">typedef</font> ALE::array<oriented_point_type> orientedConeArray;
<a name="line22"> 22: </a><strong><font color="#FF0000"> protected:</font></strong>
<a name="line23"> 23: </a> <font color="#4169E1">typedef</font> MinimalArrow<point_type, point_type> arrow_type;
<a name="line24"> 24: </a> <font color="#4169E1">typedef</font> std::pair<arrow_type, int> oriented_arrow_type;
<a name="line25"> 25: </a> <font color="#4169E1">typedef</font> ALE::array<oriented_arrow_type> orientedArrowArray;
<a name="line26"> 26: </a><strong><font color="#FF0000"> public:</font></strong>
<a name="line27"> 27: </a> static Obj<coneArray> closure(const Obj<bundle_type>& bundle, const point_type& p) {
<a name="line28"> 28: </a> <font color="#4169E1">return</font> closure(bundle.ptr(), bundle->getArrowSection(<font color="#666666">"orientation"</font>), p);
<a name="line29"> 29: </a> };
<a name="line30"> 30: </a> static Obj<coneArray> closure(const Bundle_ *bundle, const Obj<arrow_section_type>& orientation, const point_type& p) {
<a name="line31"> 31: </a> const Obj<sieve_type>& sieve = bundle->getSieve();
<a name="line32"> 32: </a> const int depth = bundle->depth();
<a name="line33"> 33: </a> Obj<orientedArrowArray> cone = new orientedArrowArray();
<a name="line34"> 34: </a> Obj<orientedArrowArray> base = new orientedArrowArray();
<a name="line35"> 35: </a> Obj<coneArray> closure = new coneArray();
<a name="line36"> 36: </a> coneSet seen;
<a name="line38"> 38: </a> // Cone is guarateed to be ordered correctly
<a name="line39"> 39: </a> const Obj<typename sieve_type::traits::coneSequence>& initCone = sieve->cone(p);
<a name="line41"> 41: </a> closure->push_back(p);
<a name="line42"> 42: </a> <font color="#4169E1">for</font>(typename sieve_type::traits::coneSequence::iterator c_iter = initCone->begin(); c_iter != initCone->end(); ++c_iter) {
<a name="line43"> 43: </a> cone->push_back(oriented_arrow_type(arrow_type(*c_iter, p), 1));
<a name="line44"> 44: </a> closure->push_back(*c_iter);
<a name="line45"> 45: </a> }
<a name="line46"> 46: </a> <font color="#4169E1">for</font>(int i = 1; i < depth; ++i) {
<a name="line47"> 47: </a> Obj<orientedArrowArray> tmp = cone; cone = base; base = tmp;
<a name="line49"> 49: </a> cone->clear();
<a name="line50"> 50: </a> <font color="#4169E1">for</font>(typename orientedArrowArray::iterator b_iter = base->begin(); b_iter != base->end(); ++b_iter) {
<a name="line51"> 51: </a> const arrow_type& arrow = b_iter->first;
<a name="line52"> 52: </a> const Obj<typename sieve_type::traits::coneSequence>& pCone = sieve->cone(arrow.source);
<a name="line53"> 53: </a> typename arrow_section_type::value_type o = orientation->restrictPoint(arrow)[0];
<a name="line55"> 55: </a> <font color="#4169E1">if</font> (b_iter->second < 0) {
<a name="line56"> 56: </a> o = -(o+1);
<a name="line57"> 57: </a> }
<a name="line58"> 58: </a> <font color="#4169E1">if</font> (o < 0) {
<a name="line59"> 59: </a> const int size = pCone->size();
<a name="line61"> 61: </a> <font color="#4169E1">if</font> (o == -size) {
<a name="line62"> 62: </a> <font color="#4169E1">for</font>(typename sieve_type::traits::coneSequence::reverse_iterator c_iter = pCone->rbegin(); c_iter != pCone->rend(); ++c_iter) {
<a name="line63"> 63: </a> <font color="#4169E1">if</font> (seen.find(*c_iter) == seen.end()) {
<a name="line64"> 64: </a> seen.insert(*c_iter);
<a name="line65"> 65: </a> cone->push_back(oriented_arrow_type(arrow_type(*c_iter, arrow.source), o));
<a name="line66"> 66: </a> closure->push_back(*c_iter);
<a name="line67"> 67: </a> }
<a name="line68"> 68: </a> }
<a name="line69"> 69: </a> } <font color="#4169E1">else</font> {
<a name="line70"> 70: </a> const int numSkip = size + o;
<a name="line71"> 71: </a> int count = 0;
<a name="line73"> 73: </a> <font color="#4169E1">for</font>(typename sieve_type::traits::coneSequence::reverse_iterator c_iter = pCone->rbegin(); c_iter != pCone->rend(); ++c_iter, ++count) {
<a name="line74"> 74: </a> <font color="#4169E1">if</font> (count < numSkip) <font color="#4169E1">continue</font>;
<a name="line75"> 75: </a> <font color="#4169E1">if</font> (seen.find(*c_iter) == seen.end()) {
<a name="line76"> 76: </a> seen.insert(*c_iter);
<a name="line77"> 77: </a> cone->push_back(oriented_arrow_type(arrow_type(*c_iter, arrow.source), o));
<a name="line78"> 78: </a> closure->push_back(*c_iter);
<a name="line79"> 79: </a> }
<a name="line80"> 80: </a> }
<a name="line81"> 81: </a> count = 0;
<a name="line82"> 82: </a> <font color="#4169E1">for</font>(typename sieve_type::traits::coneSequence::reverse_iterator c_iter = pCone->rbegin(); c_iter != pCone->rend(); ++c_iter, ++count) {
<a name="line83"> 83: </a> <font color="#4169E1">if</font> (count >= numSkip) <font color="#4169E1">break</font>;
<a name="line84"> 84: </a> <font color="#4169E1">if</font> (seen.find(*c_iter) == seen.end()) {
<a name="line85"> 85: </a> seen.insert(*c_iter);
<a name="line86"> 86: </a> cone->push_back(oriented_arrow_type(arrow_type(*c_iter, arrow.source), o));
<a name="line87"> 87: </a> closure->push_back(*c_iter);
<a name="line88"> 88: </a> }
<a name="line89"> 89: </a> }
<a name="line90"> 90: </a> }
<a name="line91"> 91: </a> } <font color="#4169E1">else</font> {
<a name="line92"> 92: </a> <font color="#4169E1">if</font> (o == 1) {
<a name="line93"> 93: </a> <font color="#4169E1">for</font>(typename sieve_type::traits::coneSequence::iterator c_iter = pCone->begin(); c_iter != pCone->end(); ++c_iter) {
<a name="line94"> 94: </a> <font color="#4169E1">if</font> (seen.find(*c_iter) == seen.end()) {
<a name="line95"> 95: </a> seen.insert(*c_iter);
<a name="line96"> 96: </a> cone->push_back(oriented_arrow_type(arrow_type(*c_iter, arrow.source), o));
<a name="line97"> 97: </a> closure->push_back(*c_iter);
<a name="line98"> 98: </a> }
<a name="line99"> 99: </a> }
<a name="line100">100: </a> } <font color="#4169E1">else</font> {
<a name="line101">101: </a> const int numSkip = o-1;
<a name="line102">102: </a> int count = 0;
<a name="line104">104: </a> <font color="#4169E1">for</font>(typename sieve_type::traits::coneSequence::iterator c_iter = pCone->begin(); c_iter != pCone->end(); ++c_iter, ++count) {
<a name="line105">105: </a> <font color="#4169E1">if</font> (count < numSkip) <font color="#4169E1">continue</font>;
<a name="line106">106: </a> <font color="#4169E1">if</font> (seen.find(*c_iter) == seen.end()) {
<a name="line107">107: </a> seen.insert(*c_iter);
<a name="line108">108: </a> cone->push_back(oriented_arrow_type(arrow_type(*c_iter, arrow.source), o));
<a name="line109">109: </a> closure->push_back(*c_iter);
<a name="line110">110: </a> }
<a name="line111">111: </a> }
<a name="line112">112: </a> count = 0;
<a name="line113">113: </a> <font color="#4169E1">for</font>(typename sieve_type::traits::coneSequence::iterator c_iter = pCone->begin(); c_iter != pCone->end(); ++c_iter, ++count) {
<a name="line114">114: </a> <font color="#4169E1">if</font> (count >= numSkip) <font color="#4169E1">break</font>;
<a name="line115">115: </a> <font color="#4169E1">if</font> (seen.find(*c_iter) == seen.end()) {
<a name="line116">116: </a> seen.insert(*c_iter);
<a name="line117">117: </a> cone->push_back(oriented_arrow_type(arrow_type(*c_iter, arrow.source), o));
<a name="line118">118: </a> closure->push_back(*c_iter);
<a name="line119">119: </a> }
<a name="line120">120: </a> }
<a name="line121">121: </a> }
<a name="line122">122: </a> }
<a name="line123">123: </a> }
<a name="line124">124: </a> }
<a name="line125">125: </a> <font color="#4169E1">return</font> closure;
<a name="line126">126: </a> };
<a name="line127">127: </a> static Obj<orientedConeArray> orientedClosure(const Obj<bundle_type>& bundle, const point_type& p) {
<a name="line128">128: </a> <font color="#4169E1">return</font> orientedClosure(bundle.ptr(), bundle->getArrowSection(<font color="#666666">"orientation"</font>), p);
<a name="line129">129: </a> };
<a name="line130">130: </a> static Obj<orientedConeArray> orientedClosure(const bundle_type *bundle, const Obj<arrow_section_type>& orientation, const point_type& p) {
<a name="line131">131: </a> const Obj<sieve_type>& sieve = bundle->getSieve();
<a name="line132">132: </a> const int depth = bundle->depth();
<a name="line133">133: </a> Obj<orientedArrowArray> cone = new orientedArrowArray();
<a name="line134">134: </a> Obj<orientedArrowArray> base = new orientedArrowArray();
<a name="line135">135: </a> Obj<orientedConeArray> closure = new orientedConeArray();
<a name="line136">136: </a> coneSet seen;
<a name="line138">138: </a> // Cone is guarateed to be ordered correctly
<a name="line139">139: </a> const Obj<typename sieve_type::traits::coneSequence>& initCone = sieve->cone(p);
<a name="line141">141: </a> closure->push_back(oriented_point_type(p, 0));
<a name="line142">142: </a> <font color="#4169E1">for</font>(typename sieve_type::traits::coneSequence::iterator c_iter = initCone->begin(); c_iter != initCone->end(); ++c_iter) {
<a name="line143">143: </a> const arrow_type arrow(*c_iter, p);
<a name="line145">145: </a> cone->push_back(oriented_arrow_type(arrow, 1));
<a name="line146">146: </a> closure->push_back(oriented_point_type(*c_iter, orientation->restrictPoint(arrow)[0]));
<a name="line147">147: </a> }
<a name="line148">148: </a> <font color="#4169E1">for</font>(int i = 1; i < depth; ++i) {
<a name="line149">149: </a> Obj<orientedArrowArray> tmp = cone; cone = base; base = tmp;
<a name="line151">151: </a> cone->clear();
<a name="line152">152: </a> <font color="#4169E1">for</font>(typename orientedArrowArray::iterator b_iter = base->begin(); b_iter != base->end(); ++b_iter) {
<a name="line153">153: </a> const arrow_type& arrow = b_iter->first;
<a name="line154">154: </a> const Obj<typename sieve_type::traits::coneSequence>& pCone = sieve->cone(arrow.source);
<a name="line155">155: </a> typename arrow_section_type::value_type o = orientation->restrictPoint(arrow)[0];
<a name="line157">157: </a> <font color="#4169E1">if</font> (b_iter->second < 0) {
<a name="line158">158: </a> o = -(o+1);
<a name="line159">159: </a> }
<a name="line160">160: </a> <font color="#4169E1">if</font> (o < 0) {
<a name="line161">161: </a> const int size = pCone->size();
<a name="line163">163: </a> <font color="#4169E1">if</font> (o == -size) {
<a name="line164">164: </a> <font color="#4169E1">for</font>(typename sieve_type::traits::coneSequence::reverse_iterator c_iter = pCone->rbegin(); c_iter != pCone->rend(); ++c_iter) {
<a name="line165">165: </a> <font color="#4169E1">if</font> (seen.find(*c_iter) == seen.end()) {
<a name="line166">166: </a> const arrow_type newArrow(*c_iter, arrow.source);
<a name="line167">167: </a> int pointO = orientation->restrictPoint(newArrow)[0];
<a name="line169">169: </a> seen.insert(*c_iter);
<a name="line170">170: </a> cone->push_back(oriented_arrow_type(newArrow, o));
<a name="line171">171: </a> closure->push_back(oriented_point_type(*c_iter, pointO ? -(pointO+1): pointO));
<a name="line172">172: </a> }
<a name="line173">173: </a> }
<a name="line174">174: </a> } <font color="#4169E1">else</font> {
<a name="line175">175: </a> const int numSkip = size + o;
<a name="line176">176: </a> int count = 0;
<a name="line178">178: </a> <font color="#4169E1">for</font>(typename sieve_type::traits::coneSequence::reverse_iterator c_iter = pCone->rbegin(); c_iter != pCone->rend(); ++c_iter, ++count) {
<a name="line179">179: </a> <font color="#4169E1">if</font> (count < numSkip) <font color="#4169E1">continue</font>;
<a name="line180">180: </a> <font color="#4169E1">if</font> (seen.find(*c_iter) == seen.end()) {
<a name="line181">181: </a> const arrow_type newArrow(*c_iter, arrow.source);
<a name="line182">182: </a> int pointO = orientation->restrictPoint(newArrow)[0];
<a name="line184">184: </a> seen.insert(*c_iter);
<a name="line185">185: </a> cone->push_back(oriented_arrow_type(newArrow, o));
<a name="line186">186: </a> closure->push_back(oriented_point_type(*c_iter, pointO ? -(pointO+1): pointO));
<a name="line187">187: </a> }
<a name="line188">188: </a> }
<a name="line189">189: </a> count = 0;
<a name="line190">190: </a> <font color="#4169E1">for</font>(typename sieve_type::traits::coneSequence::reverse_iterator c_iter = pCone->rbegin(); c_iter != pCone->rend(); ++c_iter, ++count) {
<a name="line191">191: </a> <font color="#4169E1">if</font> (count >= numSkip) <font color="#4169E1">break</font>;
<a name="line192">192: </a> <font color="#4169E1">if</font> (seen.find(*c_iter) == seen.end()) {
<a name="line193">193: </a> const arrow_type newArrow(*c_iter, arrow.source);
<a name="line194">194: </a> int pointO = orientation->restrictPoint(newArrow)[0];
<a name="line196">196: </a> seen.insert(*c_iter);
<a name="line197">197: </a> cone->push_back(oriented_arrow_type(newArrow, o));
<a name="line198">198: </a> closure->push_back(oriented_point_type(*c_iter, pointO ? -(pointO+1): pointO));
<a name="line199">199: </a> }
<a name="line200">200: </a> }
<a name="line201">201: </a> }
<a name="line202">202: </a> } <font color="#4169E1">else</font> {
<a name="line203">203: </a> <font color="#4169E1">if</font> (o == 1) {
<a name="line204">204: </a> <font color="#4169E1">for</font>(typename sieve_type::traits::coneSequence::iterator c_iter = pCone->begin(); c_iter != pCone->end(); ++c_iter) {
<a name="line205">205: </a> <font color="#4169E1">if</font> (seen.find(*c_iter) == seen.end()) {
<a name="line206">206: </a> const arrow_type newArrow(*c_iter, arrow.source);
<a name="line208">208: </a> seen.insert(*c_iter);
<a name="line209">209: </a> cone->push_back(oriented_arrow_type(newArrow, o));
<a name="line210">210: </a> closure->push_back(oriented_point_type(*c_iter, orientation->restrictPoint(newArrow)[0]));
<a name="line211">211: </a> }
<a name="line212">212: </a> }
<a name="line213">213: </a> } <font color="#4169E1">else</font> {
<a name="line214">214: </a> const int numSkip = o-1;
<a name="line215">215: </a> int count = 0;
<a name="line217">217: </a> <font color="#4169E1">for</font>(typename sieve_type::traits::coneSequence::iterator c_iter = pCone->begin(); c_iter != pCone->end(); ++c_iter, ++count) {
<a name="line218">218: </a> <font color="#4169E1">if</font> (count < numSkip) <font color="#4169E1">continue</font>;
<a name="line219">219: </a> <font color="#4169E1">if</font> (seen.find(*c_iter) == seen.end()) {
<a name="line220">220: </a> const arrow_type newArrow(*c_iter, arrow.source);
<a name="line222">222: </a> seen.insert(*c_iter);
<a name="line223">223: </a> cone->push_back(oriented_arrow_type(newArrow, o));
<a name="line224">224: </a> closure->push_back(oriented_point_type(*c_iter, orientation->restrictPoint(newArrow)[0]));
<a name="line225">225: </a> }
<a name="line226">226: </a> }
<a name="line227">227: </a> count = 0;
<a name="line228">228: </a> <font color="#4169E1">for</font>(typename sieve_type::traits::coneSequence::iterator c_iter = pCone->begin(); c_iter != pCone->end(); ++c_iter, ++count) {
<a name="line229">229: </a> <font color="#4169E1">if</font> (count >= numSkip) <font color="#4169E1">break</font>;
<a name="line230">230: </a> <font color="#4169E1">if</font> (seen.find(*c_iter) == seen.end()) {
<a name="line231">231: </a> const arrow_type newArrow(*c_iter, arrow.source);
<a name="line233">233: </a> seen.insert(*c_iter);
<a name="line234">234: </a> cone->push_back(oriented_arrow_type(newArrow, o));
<a name="line235">235: </a> closure->push_back(oriented_point_type(*c_iter, orientation->restrictPoint(newArrow)[0]));
<a name="line236">236: </a> }
<a name="line237">237: </a> }
<a name="line238">238: </a> }
<a name="line239">239: </a> }
<a name="line240">240: </a> }
<a name="line241">241: </a> }
<a name="line242">242: </a> <font color="#4169E1">return</font> closure;
<a name="line243">243: </a> };
<a name="line244">244: </a> static Obj<coneArray> nCone(const Obj<bundle_type>& bundle, const point_type& p, const int n) {
<a name="line245">245: </a> const Obj<sieve_type>& sieve = bundle->getSieve();
<a name="line246">246: </a> const Obj<arrow_section_type>& orientation = bundle->getArrowSection(<font color="#666666">"orientation"</font>);
<a name="line247">247: </a> const int height = std::min(n, bundle->height());
<a name="line248">248: </a> Obj<orientedArrowArray> cone = new orientedArrowArray();
<a name="line249">249: </a> Obj<orientedArrowArray> base = new orientedArrowArray();
<a name="line250">250: </a> Obj<coneArray> nCone = new coneArray();
<a name="line251">251: </a> coneSet seen;
<a name="line253">253: </a> <font color="#4169E1">if</font> (height == 0) {
<a name="line254">254: </a> nCone->push_back(p);
<a name="line255">255: </a> <font color="#4169E1">return</font> nCone;
<a name="line256">256: </a> }
<a name="line258">258: </a> // Cone is guarateed to be ordered correctly
<a name="line259">259: </a> const Obj<typename sieve_type::traits::coneSequence>& initCone = sieve->cone(p);
<a name="line261">261: </a> <font color="#4169E1">if</font> (height == 1) {
<a name="line262">262: </a> <font color="#4169E1">for</font>(typename sieve_type::traits::coneSequence::iterator c_iter = initCone->begin(); c_iter != initCone->end(); ++c_iter) {
<a name="line263">263: </a> nCone->push_back(*c_iter);
<a name="line264">264: </a> }
<a name="line265">265: </a> <font color="#4169E1">return</font> nCone;
<a name="line266">266: </a> } <font color="#4169E1">else</font> {
<a name="line267">267: </a> <font color="#4169E1">for</font>(typename sieve_type::traits::coneSequence::iterator c_iter = initCone->begin(); c_iter != initCone->end(); ++c_iter) {
<a name="line268">268: </a> cone->push_back(oriented_arrow_type(arrow_type(*c_iter, p), 1));
<a name="line269">269: </a> }
<a name="line270">270: </a> }
<a name="line271">271: </a> <font color="#4169E1">for</font>(int i = 1; i < height; ++i) {
<a name="line272">272: </a> Obj<orientedArrowArray> tmp = cone; cone = base; base = tmp;
<a name="line274">274: </a> cone->clear();
<a name="line275">275: </a> <font color="#4169E1">for</font>(typename orientedArrowArray::iterator b_iter = base->begin(); b_iter != base->end(); ++b_iter) {
<a name="line276">276: </a> const arrow_type& arrow = b_iter->first;
<a name="line277">277: </a> const Obj<typename sieve_type::traits::coneSequence>& pCone = sieve->cone(arrow.source);
<a name="line278">278: </a> typename arrow_section_type::value_type o = orientation->restrictPoint(arrow)[0];
<a name="line280">280: </a> <font color="#4169E1">if</font> (b_iter->second < 0) {
<a name="line281">281: </a> o = -(o+1);
<a name="line282">282: </a> }
<a name="line283">283: </a> <font color="#4169E1">if</font> (o < 0) {
<a name="line284">284: </a> const int size = pCone->size();
<a name="line286">286: </a> <font color="#4169E1">if</font> (o == -size) {
<a name="line287">287: </a> <font color="#4169E1">for</font>(typename sieve_type::traits::coneSequence::reverse_iterator c_iter = pCone->rbegin(); c_iter != pCone->rend(); ++c_iter) {
<a name="line288">288: </a> <font color="#4169E1">if</font> (seen.find(*c_iter) == seen.end()) {
<a name="line289">289: </a> seen.insert(*c_iter);
<a name="line290">290: </a> cone->push_back(oriented_arrow_type(arrow_type(*c_iter, arrow.source), o));
<a name="line291">291: </a> <font color="#4169E1">if</font> (i == height-1) nCone->push_back(*c_iter);
<a name="line292">292: </a> }
<a name="line293">293: </a> }
<a name="line294">294: </a> } <font color="#4169E1">else</font> {
<a name="line295">295: </a> const int numSkip = size + o;
<a name="line296">296: </a> int count = 0;
<a name="line298">298: </a> <font color="#4169E1">for</font>(typename sieve_type::traits::coneSequence::reverse_iterator c_iter = pCone->rbegin(); c_iter != pCone->rend(); ++c_iter, ++count) {
<a name="line299">299: </a> <font color="#4169E1">if</font> (count < numSkip) <font color="#4169E1">continue</font>;
<a name="line300">300: </a> <font color="#4169E1">if</font> (seen.find(*c_iter) == seen.end()) {
<a name="line301">301: </a> seen.insert(*c_iter);
<a name="line302">302: </a> cone->push_back(oriented_arrow_type(arrow_type(*c_iter, arrow.source), o));
<a name="line303">303: </a> <font color="#4169E1">if</font> (i == height-1) nCone->push_back(*c_iter);
<a name="line304">304: </a> }
<a name="line305">305: </a> }
<a name="line306">306: </a> count = 0;
<a name="line307">307: </a> <font color="#4169E1">for</font>(typename sieve_type::traits::coneSequence::reverse_iterator c_iter = pCone->rbegin(); c_iter != pCone->rend(); ++c_iter, ++count) {
<a name="line308">308: </a> <font color="#4169E1">if</font> (count >= numSkip) <font color="#4169E1">break</font>;
<a name="line309">309: </a> <font color="#4169E1">if</font> (seen.find(*c_iter) == seen.end()) {
<a name="line310">310: </a> seen.insert(*c_iter);
<a name="line311">311: </a> cone->push_back(oriented_arrow_type(arrow_type(*c_iter, arrow.source), o));
<a name="line312">312: </a> <font color="#4169E1">if</font> (i == height-1) nCone->push_back(*c_iter);
<a name="line313">313: </a> }
<a name="line314">314: </a> }
<a name="line315">315: </a> }
<a name="line316">316: </a> } <font color="#4169E1">else</font> {
<a name="line317">317: </a> <font color="#4169E1">if</font> (o == 1) {
<a name="line318">318: </a> <font color="#4169E1">for</font>(typename sieve_type::traits::coneSequence::iterator c_iter = pCone->begin(); c_iter != pCone->end(); ++c_iter) {
<a name="line319">319: </a> <font color="#4169E1">if</font> (seen.find(*c_iter) == seen.end()) {
<a name="line320">320: </a> seen.insert(*c_iter);
<a name="line321">321: </a> cone->push_back(oriented_arrow_type(arrow_type(*c_iter, arrow.source), o));
<a name="line322">322: </a> <font color="#4169E1">if</font> (i == height-1) nCone->push_back(*c_iter);
<a name="line323">323: </a> }
<a name="line324">324: </a> }
<a name="line325">325: </a> } <font color="#4169E1">else</font> {
<a name="line326">326: </a> const int numSkip = o-1;
<a name="line327">327: </a> int count = 0;
<a name="line329">329: </a> <font color="#4169E1">for</font>(typename sieve_type::traits::coneSequence::iterator c_iter = pCone->begin(); c_iter != pCone->end(); ++c_iter, ++count) {
<a name="line330">330: </a> <font color="#4169E1">if</font> (count < numSkip) <font color="#4169E1">continue</font>;
<a name="line331">331: </a> <font color="#4169E1">if</font> (seen.find(*c_iter) == seen.end()) {
<a name="line332">332: </a> seen.insert(*c_iter);
<a name="line333">333: </a> cone->push_back(oriented_arrow_type(arrow_type(*c_iter, arrow.source), o));
<a name="line334">334: </a> <font color="#4169E1">if</font> (i == height-1) nCone->push_back(*c_iter);
<a name="line335">335: </a> }
<a name="line336">336: </a> }
<a name="line337">337: </a> count = 0;
<a name="line338">338: </a> <font color="#4169E1">for</font>(typename sieve_type::traits::coneSequence::iterator c_iter = pCone->begin(); c_iter != pCone->end(); ++c_iter, ++count) {
<a name="line339">339: </a> <font color="#4169E1">if</font> (count >= numSkip) <font color="#4169E1">break</font>;
<a name="line340">340: </a> <font color="#4169E1">if</font> (seen.find(*c_iter) == seen.end()) {
<a name="line341">341: </a> seen.insert(*c_iter);
<a name="line342">342: </a> cone->push_back(oriented_arrow_type(arrow_type(*c_iter, arrow.source), o));
<a name="line343">343: </a> <font color="#4169E1">if</font> (i == height-1) nCone->push_back(*c_iter);
<a name="line344">344: </a> }
<a name="line345">345: </a> }
<a name="line346">346: </a> }
<a name="line347">347: </a> }
<a name="line348">348: </a> }
<a name="line349">349: </a> }
<a name="line350">350: </a> <font color="#4169E1">return</font> nCone;
<a name="line351">351: </a> };
<a name="line352">352: </a> static Obj<supportArray> star(const Obj<bundle_type>& bundle, const point_type& p) {
<a name="line353">353: </a> <font color="#4169E1">typedef</font> MinimalArrow<point_type, point_type> arrow_type;
<a name="line354">354: </a> <font color="#4169E1">typedef</font> typename ALE::array<arrow_type> arrowArray;
<a name="line355">355: </a> const Obj<sieve_type>& sieve = bundle->getSieve();
<a name="line356">356: </a> const Obj<arrow_section_type>& orientation = bundle->getArrowSection(<font color="#666666">"orientation"</font>);
<a name="line357">357: </a> const int height = bundle->height();
<a name="line358">358: </a> Obj<arrowArray> support = new arrowArray();
<a name="line359">359: </a> Obj<arrowArray> cap = new arrowArray();
<a name="line360">360: </a> Obj<supportArray> star = new supportArray();
<a name="line361">361: </a> supportSet seen;
<a name="line363">363: </a> // Support is guarateed to be ordered correctly
<a name="line364">364: </a> const Obj<typename sieve_type::traits::supportSequence>& initSupport = sieve->support(p);
<a name="line366">366: </a> star->push_back(p);
<a name="line367">367: </a> <font color="#4169E1">for</font>(typename sieve_type::traits::supportSequence::iterator s_iter = initSupport->begin(); s_iter != initSupport->end(); ++s_iter) {
<a name="line368">368: </a> support->push_back(arrow_type(p, *s_iter));
<a name="line369">369: </a> star->push_back(*s_iter);
<a name="line370">370: </a> }
<a name="line371">371: </a> <font color="#4169E1">for</font>(int i = 1; i < height; ++i) {
<a name="line372">372: </a> Obj<arrowArray> tmp = support; support = cap; cap = tmp;
<a name="line374">374: </a> support->clear();
<a name="line375">375: </a> <font color="#4169E1">for</font>(typename arrowArray::iterator b_iter = cap->begin(); b_iter != cap->end(); ++b_iter) {
<a name="line376">376: </a> const Obj<typename sieve_type::traits::supportSequence>& pSupport = sieve->support(b_iter->target);
<a name="line377">377: </a> const typename arrow_section_type::value_type o = orientation->restrictPoint(*b_iter)[0];
<a name="line379">379: </a> <font color="#4169E1">if</font> (o == -1) {
<a name="line380">380: </a> <font color="#4169E1">for</font>(typename sieve_type::traits::supportSequence::reverse_iterator s_iter = pSupport->rbegin(); s_iter != pSupport->rend(); ++s_iter) {
<a name="line381">381: </a> <font color="#4169E1">if</font> (seen.find(*s_iter) == seen.end()) {
<a name="line382">382: </a> seen.insert(*s_iter);
<a name="line383">383: </a> support->push_back(arrow_type(b_iter->target, *s_iter));
<a name="line384">384: </a> star->push_back(*s_iter);
<a name="line385">385: </a> }
<a name="line386">386: </a> }
<a name="line387">387: </a> } <font color="#4169E1">else</font> {
<a name="line388">388: </a> <font color="#4169E1">for</font>(typename sieve_type::traits::supportSequence::iterator s_iter = pSupport->begin(); s_iter != pSupport->end(); ++s_iter) {
<a name="line389">389: </a> <font color="#4169E1">if</font> (seen.find(*s_iter) == seen.end()) {
<a name="line390">390: </a> seen.insert(*s_iter);
<a name="line391">391: </a> support->push_back(arrow_type(b_iter->target, *s_iter));
<a name="line392">392: </a> star->push_back(*s_iter);
<a name="line393">393: </a> }
<a name="line394">394: </a> }
<a name="line395">395: </a> }
<a name="line396">396: </a> }
<a name="line397">397: </a> }
<a name="line398">398: </a> <font color="#4169E1">return</font> star;
<a name="line399">399: </a> };
<a name="line400">400: </a> static Obj<supportArray> nSupport(const Obj<bundle_type>& bundle, const point_type& p, const int n) {
<a name="line401">401: </a> <font color="#4169E1">typedef</font> MinimalArrow<point_type, point_type> arrow_type;
<a name="line402">402: </a> <font color="#4169E1">typedef</font> typename ALE::array<arrow_type> arrowArray;
<a name="line403">403: </a> const Obj<sieve_type>& sieve = bundle->getSieve();
<a name="line404">404: </a> const Obj<arrow_section_type>& orientation = bundle->getArrowSection(<font color="#666666">"orientation"</font>);
<a name="line405">405: </a> const int depth = std::min(n, bundle->depth());
<a name="line406">406: </a> Obj<arrowArray> support = new arrowArray();
<a name="line407">407: </a> Obj<arrowArray> cap = new arrowArray();
<a name="line408">408: </a> Obj<coneArray> nSupport = new supportArray();
<a name="line409">409: </a> supportSet seen;
<a name="line411">411: </a> <font color="#4169E1">if</font> (depth == 0) {
<a name="line412">412: </a> nSupport->push_back(p);
<a name="line413">413: </a> <font color="#4169E1">return</font> nSupport;
<a name="line414">414: </a> }
<a name="line416">416: </a> // Cone is guarateed to be ordered correctly
<a name="line417">417: </a> const Obj<typename sieve_type::traits::supportSequence>& initSupport = sieve->support(p);
<a name="line419">419: </a> <font color="#4169E1">if</font> (depth == 1) {
<a name="line420">420: </a> <font color="#4169E1">for</font>(typename sieve_type::traits::supportSequence::iterator s_iter = initSupport->begin(); s_iter != initSupport->end(); ++s_iter) {
<a name="line421">421: </a> nSupport->push_back(*s_iter);
<a name="line422">422: </a> }
<a name="line423">423: </a> <font color="#4169E1">return</font> nSupport;
<a name="line424">424: </a> } <font color="#4169E1">else</font> {
<a name="line425">425: </a> <font color="#4169E1">for</font>(typename sieve_type::traits::supportSequence::iterator s_iter = initSupport->begin(); s_iter != initSupport->end(); ++s_iter) {
<a name="line426">426: </a> support->push_back(arrow_type(*s_iter, p));
<a name="line427">427: </a> }
<a name="line428">428: </a> }
<a name="line429">429: </a> <font color="#4169E1">for</font>(int i = 1; i < depth; ++i) {
<a name="line430">430: </a> Obj<arrowArray> tmp = support; support = cap; cap = tmp;
<a name="line432">432: </a> support->clear();
<a name="line433">433: </a> <font color="#4169E1">for</font>(typename arrowArray::iterator c_iter = cap->begin(); c_iter != cap->end(); ++c_iter) {
<a name="line434">434: </a> const Obj<typename sieve_type::traits::supportSequence>& pSupport = sieve->support(c_iter->source);
<a name="line435">435: </a> const typename arrow_section_type::value_type o = orientation->restrictPoint(*c_iter)[0];
<a name="line437">437: </a> <font color="#4169E1">if</font> (o == -1) {
<a name="line438">438: </a> <font color="#4169E1">for</font>(typename sieve_type::traits::supportSequence::reverse_iterator s_iter = pSupport->rbegin(); s_iter != pSupport->rend(); ++s_iter) {
<a name="line439">439: </a> <font color="#4169E1">if</font> (seen.find(*s_iter) == seen.end()) {
<a name="line440">440: </a> seen.insert(*s_iter);
<a name="line441">441: </a> support->push_back(arrow_type(*s_iter, c_iter->source));
<a name="line442">442: </a> <font color="#4169E1">if</font> (i == depth-1) nSupport->push_back(*s_iter);
<a name="line443">443: </a> }
<a name="line444">444: </a> }
<a name="line445">445: </a> } <font color="#4169E1">else</font> {
<a name="line446">446: </a> <font color="#4169E1">for</font>(typename sieve_type::traits::supportSequence::iterator s_iter = pSupport->begin(); s_iter != pSupport->end(); ++s_iter) {
<a name="line447">447: </a> <font color="#4169E1">if</font> (seen.find(*s_iter) == seen.end()) {
<a name="line448">448: </a> seen.insert(*s_iter);
<a name="line449">449: </a> support->push_back(arrow_type(*s_iter, c_iter->source));
<a name="line450">450: </a> <font color="#4169E1">if</font> (i == depth-1) nSupport->push_back(*s_iter);
<a name="line451">451: </a> }
<a name="line452">452: </a> }
<a name="line453">453: </a> }
<a name="line454">454: </a> }
<a name="line455">455: </a> }
<a name="line456">456: </a> <font color="#4169E1">return</font> nSupport;
<a name="line457">457: </a> };
<a name="line458">458: </a> static Obj<sieve_type> Link(const Obj<bundle_type>& bundle, const point_type& p) {
<a name="line459">459: </a> const Obj<sieve_type>& link_sieve = new sieve_type(bundle->comm(), bundle->debug());
<a name="line460">460: </a> const Obj<sieve_type>& sieve = bundle->getSieve();
<a name="line461">461: </a> const int depth = bundle->depth(p);
<a name="line462">462: </a> const int interpolation_depth = bundle->height(p)+depth;
<a name="line463">463: </a> Obj<coneArray> nSupport = new supportArray();
<a name="line464">464: </a> supportSet seen;
<a name="line465">465: </a> //in either <font color="#4169E1">case</font>, copy the closure of the cells surrounding the point to the new sieve
<a name="line466">466: </a> static Obj<supportArray> neighboring_cells = sieve->nSupport(sieve->nCone(p, depth), interpolation_depth);
<a name="line467">467: </a> static typename supportArray::iterator nc_iter = neighboring_cells->begin();
<a name="line468">468: </a> static typename supportArray::iterator nc_iter_end = neighboring_cells->end();
<a name="line469">469: </a> <font color="#4169E1">while</font> (nc_iter != nc_iter_end) {
<a name="line470">470: </a> addClosure(sieve, link_sieve, *nc_iter);
<a name="line471">471: </a> nc_iter++;
<a name="line472">472: </a> }
<a name="line473">473: </a> <font color="#4169E1">if</font> (interpolation_depth == 1) { //noninterpolated <font color="#4169E1">case</font>
<a name="line474">474: </a> //remove the point, allowing the copied closure to contract to a surface.
<a name="line476">476: </a> <font color="#4169E1">if</font> (depth != 0) {
<a name="line477">477: </a> static Obj<coneArray> point_cone = sieve->cone(p);
<a name="line478">478: </a> static typename coneArray::iterator pc_iter = point_cone->begin();
<a name="line479">479: </a> static typename coneArray::iterator pc_iter_end = point_cone->end();
<a name="line480">480: </a> <font color="#4169E1">while</font> (pc_iter != pc_iter_end) {
<a name="line481">481: </a> link_sieve->removePoint(*pc_iter);
<a name="line482">482: </a> pc_iter++;
<a name="line483">483: </a> }
<a name="line484">484: </a> }
<a name="line485">485: </a> link_sieve->removePoint(p);
<a name="line487">487: </a> } <font color="#4169E1">else</font> { //interpolated <font color="#4169E1">case</font>: remove the point, its closure, and the support of that closure,
<a name="line489">489: </a> static Obj<supportArray> surrounding_support = sieve->Star(sieve->nCone(p, depth));
<a name="line490">490: </a> static typename supportArray::iterator ss_iter = surrounding_support->begin();
<a name="line491">491: </a> static typename supportArray::iterator ss_iter_end = surrounding_support->end();
<a name="line492">492: </a> <font color="#4169E1">while</font> (ss_iter != ss_iter_end) {
<a name="line493">493: </a> link_sieve->removePoint(*ss_iter);
<a name="line494">494: </a> ss_iter++;
<a name="line495">495: </a> }
<a name="line496">496: </a> link_sieve->removePoint(p);
<a name="line497">497: </a> }
<a name="line498">498: </a> link_sieve->stratify();
<a name="line499">499: </a> <font color="#4169E1">return</font> link_sieve;
<a name="line500">500: </a> };
<a name="line501">501: </a> };
<a name="line502">502: </a>}
<a name="line504">504: </a><font color="#A020F0">#endif</font>
</pre>
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