285 lines
9.3 KiB
C++
285 lines
9.3 KiB
C++
#include "knik/SlicingTree.h"
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namespace Knik {
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SlicingTree::SlicingTree()
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// ***********************
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: _root ( NULL )
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, _xSize ( 0 )
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, _ySize ( 0 )
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{
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}
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//SlicingTree* SlicingTree::create ( NimbusEngine* nimbus )
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SlicingTree* SlicingTree::create ()
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// ******************************************************
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{
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SlicingTree* slicingTree = new SlicingTree();
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// slicingTree->_postCreate ( nimbus );
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slicingTree->_postCreate ();
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return slicingTree;
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}
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//void SlicingTree::_postCreate ( NimbusEngine* nimbus )
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void SlicingTree::_postCreate ()
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// ***************************************************
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{
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// GCell* lowerLeftGC = nimbus->getGrid()->getLowerLeftCorner( nimbus->getDepth() );
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// GCell* gcell = lowerLeftGC;
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// while ( gcell ) {
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// if ( gcell->getRightFence() )
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// _xCutCoordinates.push_back ( gcell->getXMax() );
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// _xSize++;
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// gcell = gcell->getRightOfMe();
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// }
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// gcell = lowerLeftGC;
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// while ( gcell ) {
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// if ( gcell->getUpFence() )
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// _yCutCoordinates.push_back ( gcell->getYMax() );
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// _ySize++;
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// gcell = gcell->getUpOfMe();
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// }
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// GCell* rootGCell = nimbus->getGrid()->getRoot();
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//
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// if ( nimbus->getDepth() == 1 ) {
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// // We've got a regular flat grid
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// if ( _xSize != 0 ) {
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// if ( _ySize != 0 )
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// _root = createNodesFromVertiCuts ( 0, _xCutCoordinates.size()-1, 0, _yCutCoordinates.size()-1 );
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// else
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// _root = createNodesFromVertiCuts ( 0, _xCutCoordinates.size()-1, 0, 0 );
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// }
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// else {
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// if ( _ySize != 0 )
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// _root = createNodesFromHorizCuts ( 0, _yCutCoordinates.size()-1 );
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// else
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// _root = new SlicingTreeTerminalNode();
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// }
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// _root->setPrevious ( NULL );
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// }
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// else {
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// // We've got a (maybe unregular) hierarcic grid
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// _root = createNodeFromGCell ( rootGCell );
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// _root->setPrevious ( NULL );
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//
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// //cerr << _root << endl;
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// }
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}
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SlicingTree::~SlicingTree()
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// ************************
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{
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}
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void SlicingTree::destroy()
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// ***********************
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{
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_preDestroy();
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delete ( this );
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}
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void SlicingTree::_preDestroy()
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// ***************************
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{
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// on doit "deleter" le _root (SlicingTreeNode) qui lui même doit "deleter" tous ses fils et recursivement jusqu'aux feuilles (SlicingTreeTerminal)
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if ( _root )
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_root->destroy();
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}
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//SlicingTreeNode* SlicingTree::createNodeFromGCell ( GCell* gcell )
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SlicingTreeNode* SlicingTree::createNodeFromGCell ( )
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// ***************************************************************
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{
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// if ( !gcell->isARoutingLeaf() ) {
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// DbU::Unit xCut = gcell->getSubUpperRight()->getXMin();
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// DbU::Unit yCut = gcell->getSubUpperRight()->getYMin();
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// SlicingTreeVertiCutNode* vertiCutNode = new SlicingTreeVertiCutNode ( xCut );
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// SlicingTreeHorizCutNode* leftHorizCutNode = new SlicingTreeHorizCutNode ( yCut );
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// SlicingTreeHorizCutNode* rightHorizCutNode = new SlicingTreeHorizCutNode ( yCut );
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// vertiCutNode->setLeft ( leftHorizCutNode );
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// vertiCutNode->setRight ( rightHorizCutNode );
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// leftHorizCutNode->setPrevious ( vertiCutNode );
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// rightHorizCutNode->setPrevious ( vertiCutNode );
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//
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// SlicingTreeNode* subNode = createNodeFromGCell ( gcell->getSubBottomLeft() );
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// leftHorizCutNode->setBottom ( subNode );
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// subNode->setPrevious ( leftHorizCutNode );
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//
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// subNode = createNodeFromGCell ( gcell->getSubUpperLeft() );
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// leftHorizCutNode->setTop ( subNode );
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// subNode->setPrevious( leftHorizCutNode );
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//
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// subNode = createNodeFromGCell ( gcell->getSubBottomRight() );
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// rightHorizCutNode->setBottom ( subNode );
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// subNode->setPrevious ( rightHorizCutNode );
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//
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// subNode = createNodeFromGCell ( gcell->getSubUpperRight() );
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// rightHorizCutNode->setTop ( subNode );
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// subNode->setPrevious ( rightHorizCutNode );
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//
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// return vertiCutNode;
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// }
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// else {
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// SlicingTreeTerminalNode* terminalNode = new SlicingTreeTerminalNode();
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// return terminalNode;
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// }
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return NULL;
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}
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SlicingTreeNode* SlicingTree::createNodesFromVertiCuts ( unsigned int xLower, unsigned int xUpper, unsigned int yLower, unsigned int yUpper )
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// ******************************************************************************************************************************************
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{
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SlicingTreeNode* node;
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unsigned int xCutIndex = getCentralIndex ( xLower, xUpper );
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node = new SlicingTreeVertiCutNode ( _xCutCoordinates[xCutIndex] );
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SlicingTreeNode* leftNode;
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if ( xLower < xCutIndex )
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leftNode = createNodesFromVertiCuts ( xLower, xCutIndex, yLower, yUpper );
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else {
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if ( yLower != yUpper )
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leftNode = createNodesFromHorizCuts ( yLower, yUpper );
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else
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leftNode = new SlicingTreeTerminalNode();
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}
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SlicingTreeNode* rightNode;
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if ( (xUpper > (xCutIndex + 1)) || ((xCutIndex + 1) == (_xCutCoordinates.size() - 1)) )
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rightNode = createNodesFromVertiCuts ( xCutIndex+1, xUpper, yLower, yUpper );
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else {
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if ( yLower != yUpper )
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rightNode = createNodesFromHorizCuts ( yLower, yUpper );
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else
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rightNode = new SlicingTreeTerminalNode();
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}
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leftNode->setPrevious ( node );
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rightNode->setPrevious ( node );
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node->setLeft ( leftNode );
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node->setRight ( rightNode );
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return node;
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}
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SlicingTreeNode* SlicingTree::createNodesFromHorizCuts ( unsigned int yLower, unsigned int yUpper )
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// ************************************************************************************************
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{
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SlicingTreeNode* node;
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unsigned int yCutIndex = getCentralIndex ( yLower, yUpper );
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node = new SlicingTreeHorizCutNode ( _yCutCoordinates[yCutIndex] );
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SlicingTreeNode* bottomNode;
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if ( yLower < yCutIndex )
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bottomNode = createNodesFromHorizCuts ( yLower, yCutIndex );
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else
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bottomNode = new SlicingTreeTerminalNode();
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SlicingTreeNode* topNode;
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if ( (yUpper > (yCutIndex + 1)) || ((yCutIndex + 1) == (_yCutCoordinates.size() - 1)) )
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topNode = createNodesFromHorizCuts ( yCutIndex+1, yUpper );
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else
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topNode = new SlicingTreeTerminalNode();
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bottomNode->setPrevious ( node );
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topNode->setPrevious ( node );
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node->setBottom ( bottomNode );
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node->setTop ( topNode );
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return node;
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}
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unsigned int SlicingTree::getCentralIndex ( unsigned int lower, unsigned int upper )
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// *********************************************************************************
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{
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return (lower + upper) / 2;
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}
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Vertex* SlicingTree::getVertex ( Point position )
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// **********************************************
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{
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assert ( _root );
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if ( _root->isTerminal() )
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return _root->getVertex();
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SlicingTreeCutNode* slicingTreeCutNode = dynamic_cast<SlicingTreeCutNode*>(_root);
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SlicingTreeNode* slicingTreeNode = NULL;
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while ( slicingTreeCutNode ) {
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if ( slicingTreeCutNode->isVertical() ) {
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if ( position.getX() < slicingTreeCutNode->getCutCoordinate() )
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slicingTreeNode = slicingTreeCutNode->getLeft();
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else
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slicingTreeNode = slicingTreeCutNode->getRight();
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}
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else {
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if ( position.getY() < slicingTreeCutNode->getCutCoordinate() )
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slicingTreeNode = slicingTreeCutNode->getBottom();
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else
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slicingTreeNode = slicingTreeCutNode->getTop();
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}
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if ( slicingTreeNode->isTerminal() )
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break;
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slicingTreeCutNode = dynamic_cast<SlicingTreeCutNode*>(slicingTreeNode);
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}
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/// verif
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assert ( slicingTreeNode );
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return slicingTreeNode->getVertex();
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}
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SlicingTreeNode* SlicingTree::getTerminalNode ( Point position )
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// *************************************************************
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{
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assert ( _root );
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if ( _root->isTerminal() )
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return _root;
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SlicingTreeCutNode* slicingTreeCutNode = dynamic_cast<SlicingTreeCutNode*>(_root);
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SlicingTreeNode* slicingTreeNode = NULL;
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while ( slicingTreeCutNode ) {
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if ( slicingTreeCutNode->isVertical() ) {
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if ( position.getX() < slicingTreeCutNode->getCutCoordinate() )
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slicingTreeNode = slicingTreeCutNode->getLeft();
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else
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slicingTreeNode = slicingTreeCutNode->getRight();
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}
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else {
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if ( position.getY() < slicingTreeCutNode->getCutCoordinate() )
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slicingTreeNode = slicingTreeCutNode->getBottom();
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else
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slicingTreeNode = slicingTreeCutNode->getTop();
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}
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if ( slicingTreeNode->isTerminal() )
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break;
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slicingTreeCutNode = dynamic_cast<SlicingTreeCutNode*>(slicingTreeNode);
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}
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/// verif
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assert ( slicingTreeNode );
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return slicingTreeNode;
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}
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Record* SlicingTree::_getRecord() const
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// ******************************
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{
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Record* record = new Record ( getString ( this ) );
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record->add ( getSlot ( "Root", _root ) );
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return record;
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}
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string SlicingTree::_getString() const
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// ***********************************
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{
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return "<" + _TName ( "SlicingTree" )
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+ ":" + getString ( _root )
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+ ">";
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}
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} // end namespace
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