benchmarking 1/2

src/Pieces/PiecesFiles.cpp

@@ -25,22 +25,35 @@ bool PiecesFiles::savePieces(int polyominoSize) const {
     }
 
     Generator generator;
-    std::vector<Polyomino> nMinos = generator.generatePolyominoes(polyominoSize);
+    std::vector<Polyomino> polyominoes = generator.generatePolyominoes(polyominoSize);
+
+    return this->savePieces(polyominoSize, polyominoes);
+}
+
+bool PiecesFiles::savePieces(int polyominoSize, std::vector<Polyomino>& polyominoes) const {
+    std::string filePath;
+    if (!this->getFilePath(polyominoSize, filePath)) {
+        return false;
+    }
+    std::ofstream piecesFile(filePath, std::ios::trunc | std::ios::binary);
+    if (!piecesFile.good()) {
+        return false;
+    }
 
     // sorting the polyominoes is done after setting spawn position to ensure the order is always the same
-    for (Polyomino& nMino : nMinos) {
+    for (Polyomino& nMino : polyominoes) {
         nMino.goToSpawnPosition();
     }
-    std::sort(nMinos.begin(), nMinos.end());
+    std::sort(polyominoes.begin(), polyominoes.end());
 
-    for (const Polyomino& nMino : nMinos) {
+    for (const Polyomino& polyomino : polyominoes) {
         // write the characteristics of the piece
-        char infoByte = (nMino.isConvex() << 7) + (nMino.hasHole() << 6) + nMino.getLength();
+        char infoByte = (polyomino.isConvex() << 7) + (polyomino.hasHole() << 6) + polyomino.getLength();
         piecesFile.write(&infoByte, 1);
 
         // write the positions of the piece
         char positionByte;
-        for (Position position : nMino.getPositions()) {
+        for (const Position position : polyomino.getPositions()) {
             positionByte = (position.x << 4) + position.y;
             piecesFile.write(&positionByte, 1);
         }

src/Pieces/PiecesFiles.h

@@ -22,13 +22,18 @@ class PiecesFiles {
          */
         bool savePieces(int polyominoSize) const;
 
+        /**
+         * Generate a file containing all the pieces of the specified size, assuming they have been correctly generated
+         * @return If the file could be created
+         */
+        bool savePieces(int polyominoSize, std::vector<Polyomino>& polyominoes) const;
+
         /**
          * Replace the content of the vectors by the pieces of the specified size, if the file wasn't found the vectors stays untouched
          * @return If the file was found
          */
         bool loadPieces(int polyominoSize, std::vector<Piece>& pieces, std::vector<int>& convexPieces, std::vector<int>& holelessPieces, std::vector<int>& otherPieces) const;
     
-    private:
         /**
          * Puts the path to the piece file of the specified size in order, if the data folder wasn't found the string stays untouched
          * @return If the data folder was found

src/TextUI/main.cpp

@@ -3,6 +3,8 @@
 #include "TextApp.h"
 
 #include <chrono>
+#include <filesystem>
+#include <cmath>
 
 
 void testGeneratorForAllSizes(int amount);
@@ -14,6 +16,8 @@ void generateFilesForOneSize(int size);
 void loadFromFilesForOneSize(int size);
 void readStatsFromFilesForAllSizes(int amount);
 
+void benchmarking(int max_size);
+
 
 int main(int argc, char** argv) {
     std::srand(std::time(NULL));
@@ -21,8 +25,10 @@ int main(int argc, char** argv) {
     // dev: generate files if it hasn't been done before, UI will NOT generate the files
     //generateFilesForAllSizes(10);
 
-    TextApp UI;
-    UI.run();
+    benchmarking(15);
+
+    //TextApp UI;
+    //UI.run();
 
     return 0;
 }
@@ -189,3 +195,48 @@ void readStatsFromFilesForAllSizes(int amount) {
         std::cout << "Others " << i << "-minos : " << otherPieces.size() << std::endl;
     }
 }
+
+void benchmarking(int max_size) {
+    using std::chrono::high_resolution_clock;
+    using std::chrono::duration_cast;
+    using std::chrono::duration;
+    using std::chrono::milliseconds;
+
+    std::cout << "| n | Number | Generation | File storing | File retrieving | File size |" << std::endl;
+    std::cout << "| - | - | - | - | - | - |" << std::endl;
+
+    Generator gen;
+    PiecesFiles pf;
+    std::vector<Piece> pieces;
+    std::vector<int> convexPieces;
+    std::vector<int> holelessPieces;
+    std::vector<int> otherPieces;
+
+    for (int i = 1; i <= max_size; i++) {
+        std::cout << "| " << i;
+
+        auto t1 = high_resolution_clock::now();
+        auto polyominoes = gen.generatePolyominoes(i);
+        auto t2 = high_resolution_clock::now();
+        duration<double, std::milli> ms_double = t2 - t1;
+        std::cout << " | " << polyominoes.size();
+        std::cout << " | " << (int) ms_double.count() / 1000 << "s " << std::fmod(ms_double.count(), 1000) << "ms ";
+
+        t1 = high_resolution_clock::now();
+        pf.savePieces(i, polyominoes);
+        t2 = high_resolution_clock::now();
+        ms_double = t2 - t1;
+        std::cout << " | " << (int) ms_double.count() / 1000 << "s " << std::fmod(ms_double.count(), 1000) << "ms ";
+
+        t1 = high_resolution_clock::now();
+        pf.loadPieces(i, pieces, convexPieces, holelessPieces, otherPieces);
+        t2 = high_resolution_clock::now();
+        ms_double = t2 - t1;
+        std::cout << " | " << (int) ms_double.count() / 1000 << "s " << std::fmod(ms_double.count(), 1000) << "ms ";
+
+        std::string filePath;
+        pf.getFilePath(i, filePath);
+        int fileSize = std::filesystem::file_size(filePath);
+        std::cout << " | " << fileSize << " bytes |" << std::endl;
+    }
+}