Initial commit

ArrayGraph.cpp

@@ -0,0 +1,70 @@
+#include "ArrayGraph.h"
+#include <iostream>
+
+ArrayGraph::ArrayGraph(unsigned vertexNumber)
+{
+    //ctor
+    this->vertexNumber = vertexNumber;
+    graphMatrix = new unsigned*[vertexNumber];
+    graphArray = new unsigned[vertexNumber*vertexNumber];
+    // W ten sposob cala tablica bedzie w pamieci w jednej czesci
+    // (mniej chybien w odwolaniach procesora do cache)
+
+    for(int i = 0; i < vertexNumber; i++)
+    {
+        graphMatrix[i] = graphArray + i * vertexNumber;
+
+        for(int j = 0; j < vertexNumber; j++)
+            graphMatrix[i][j] = 0;
+    }
+}
+
+ArrayGraph::~ArrayGraph()
+{
+    //dtor
+    delete graphArray;
+    delete graphMatrix;
+}
+
+bool ArrayGraph::addEdge(unsigned v, unsigned w, unsigned weight)
+{
+    if(weight >= 1000)
+        // Waga krawedzi musi byc mniejsza od 1000
+        weight = 900;
+
+    if(graphMatrix[v][w] > 0)
+        return false;
+    else
+    {
+        graphMatrix[v][w] = weight;
+        return true;
+    }
+}
+
+bool ArrayGraph::removeEdge(unsigned v, unsigned w)
+{
+    if(graphMatrix[v][w] == 0)
+        return false;
+    else
+    {
+        graphMatrix[v][w] = 0;
+        return true;
+    }
+}
+
+unsigned ArrayGraph::getWeight(unsigned v, unsigned w)
+{
+    return graphMatrix[v][w];
+}
+
+void ArrayGraph::displayGraph()
+{
+    for(int i = 0; i < vertexNumber; i++)
+    {
+        for(int j = 0; j < vertexNumber; j++)
+        {
+            std::cout << graphMatrix[i][j] << '\t';
+        }
+        std::cout << std::endl;
+    }
+}