LCOV - code coverage report
Current view: top level - home/lbartoletti/qgis/external/poly2tri/sweep - advancing_front.h (source / functions) Hit Total Coverage
Test: coverage.info.cleaned Lines: 6 6 100.0 %
Date: 2021-03-26 12:19:53 Functions: 0 0 -
Branches: 0 0 -

           Branch data     Line data    Source code
       1                 :            : /*
       2                 :            :  * Poly2Tri Copyright (c) 2009-2018, Poly2Tri Contributors
       3                 :            :  * https://github.com/jhasse/poly2tri
       4                 :            :  *
       5                 :            :  * All rights reserved.
       6                 :            :  *
       7                 :            :  * Redistribution and use in source and binary forms, with or without modification,
       8                 :            :  * are permitted provided that the following conditions are met:
       9                 :            :  *
      10                 :            :  * * Redistributions of source code must retain the above copyright notice,
      11                 :            :  *   this list of conditions and the following disclaimer.
      12                 :            :  * * Redistributions in binary form must reproduce the above copyright notice,
      13                 :            :  *   this list of conditions and the following disclaimer in the documentation
      14                 :            :  *   and/or other materials provided with the distribution.
      15                 :            :  * * Neither the name of Poly2Tri nor the names of its contributors may be
      16                 :            :  *   used to endorse or promote products derived from this software without specific
      17                 :            :  *   prior written permission.
      18                 :            :  *
      19                 :            :  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
      20                 :            :  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
      21                 :            :  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
      22                 :            :  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
      23                 :            :  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
      24                 :            :  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
      25                 :            :  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
      26                 :            :  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
      27                 :            :  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
      28                 :            :  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
      29                 :            :  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
      30                 :            :  */
      31                 :            : 
      32                 :            : #ifndef ADVANCED_FRONT_H
      33                 :            : #define ADVANCED_FRONT_H
      34                 :            : 
      35                 :            : #include "../common/shapes.h"
      36                 :            : 
      37                 :            : namespace p2t {
      38                 :            : 
      39                 :            : struct Node;
      40                 :            : 
      41                 :            : // Advancing front node
      42                 :            : struct Node {
      43                 :            :   Point* point;
      44                 :            :   Triangle* triangle;
      45                 :            : 
      46                 :            :   Node* next;
      47                 :            :   Node* prev;
      48                 :            : 
      49                 :            :   double value;
      50                 :            : 
      51                 :         91 :   Node(Point& p) : point(&p), triangle(NULL), next(NULL), prev(NULL), value(p.x)
      52                 :            :   {
      53                 :         91 :   }
      54                 :            : 
      55                 :         26 :   Node(Point& p, Triangle& t) : point(&p), triangle(&t), next(NULL), prev(NULL), value(p.x)
      56                 :            :   {
      57                 :         26 :   }
      58                 :            : 
      59                 :            : };
      60                 :            : 
      61                 :            : // Advancing front
      62                 :            : class AdvancingFront {
      63                 :            : public:
      64                 :            : 
      65                 :            : AdvancingFront(Node& head, Node& tail);
      66                 :            : // Destructor
      67                 :            : ~AdvancingFront();
      68                 :            : 
      69                 :            : Node* head();
      70                 :            : void set_head(Node* node);
      71                 :            : Node* tail();
      72                 :            : void set_tail(Node* node);
      73                 :            : Node* search();
      74                 :            : void set_search(Node* node);
      75                 :            : 
      76                 :            : /// Locate insertion point along advancing front
      77                 :            : Node* LocateNode(double x);
      78                 :            : 
      79                 :            : Node* LocatePoint(const Point* point);
      80                 :            : 
      81                 :            : private:
      82                 :            : 
      83                 :            : Node* head_, *tail_, *search_node_;
      84                 :            : 
      85                 :            : Node* FindSearchNode(double x);
      86                 :            : };
      87                 :            : 
      88                 :         26 : inline Node* AdvancingFront::head()
      89                 :            : {
      90                 :         26 :   return head_;
      91                 :            : }
      92                 :            : inline void AdvancingFront::set_head(Node* node)
      93                 :            : {
      94                 :            :   head_ = node;
      95                 :            : }
      96                 :            : 
      97                 :            : inline Node* AdvancingFront::tail()
      98                 :            : {
      99                 :            :   return tail_;
     100                 :            : }
     101                 :            : inline void AdvancingFront::set_tail(Node* node)
     102                 :            : {
     103                 :            :   tail_ = node;
     104                 :            : }
     105                 :            : 
     106                 :            : inline Node* AdvancingFront::search()
     107                 :            : {
     108                 :            :   return search_node_;
     109                 :            : }
     110                 :            : 
     111                 :            : inline void AdvancingFront::set_search(Node* node)
     112                 :            : {
     113                 :            :   search_node_ = node;
     114                 :            : }
     115                 :            : 
     116                 :            : }
     117                 :            : 
     118                 :            : #endif

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