diff --git a/QT/morphology/c.jpg b/QT/morphology/c.jpg
new file mode 100644
index 0000000..8e62ee8
Binary files /dev/null and b/QT/morphology/c.jpg differ
diff --git a/QT/morphology/mywindow.cpp b/QT/morphology/mywindow.cpp
index 25c6305..c9ba111 100644
--- a/QT/morphology/mywindow.cpp
+++ b/QT/morphology/mywindow.cpp
@@ -93,23 +93,22 @@ MyWindow::MyWindow(QWidget *parent) :
     // i wysokosci. Ustawiamy format bitmapy na 32 bitowe RGB
     // (0xffRRGGBB).
     img = new QImage(szer,wys,QImage::Format_RGB32);
+    img2 = new QImage(szer,wys,QImage::Format_RGB32);
 
-    loaded_img1 = new QImage("/home/davp/umk/2022_2023/GK/QT/alpha-blending/f.png");
-    loaded_img2 = new QImage("/home/davp/umk/2022_2023/GK/QT/alpha-blending/f.png");
-
-    int width = loaded_img1->width();
-    int height = loaded_img1->height();
-    for(int x = 0; x < width; x++)
-        for(int y = 0; y < height; y++){
-            QColor color = GetPixel(loaded_img1, x, y);
-            if((color.red() + color.green() + color.blue()) / 3.0f > 128.0f)
-                DrawPixel(loaded_img1, x, y, QColor(255, 255, 255));
-            else
-                DrawPixel(loaded_img1, x, y, QColor(0, 0, 0));
-        }
+    loaded_img1 = new QImage("/Users/dawidpietrykowski/Desktop/projects/umk/GK/QT/morphology/c.jpg");
 
     UpdateImage();
 
+    for(int x = 0; x < szer; x++)
+        for(int y = 0; y < wys; y++){
+            QColor color = GetPixel(img, x, y);
+            if((color.red() + color.green() + color.blue()) / 3.0f > 128.0f)
+                DrawPixel(img, x, y, QColor(255, 255, 255));
+            else
+                DrawPixel(img, x, y, QColor(0, 0, 0));
+        }
+
+
     update();
 }
 
@@ -133,23 +132,27 @@ void MyWindow::on_exitButton_clicked()
 }
 
 void MyWindow::on_erosion_clicked(){
-    Erosion(loaded_img1);
-    UpdateImage();
+    Erosion();
+    update();
+//    UpdateImage();
 }
 
 void MyWindow::on_dilation_clicked(){
-    Dilation(loaded_img1);
-    UpdateImage();
+    Dilation();
+    update();
+//    UpdateImage();
 }
 
 void MyWindow::on_opening_clicked(){
-    Open(loaded_img1);
-    UpdateImage();
+    Open();
+    update();
+//    UpdateImage();
 }
 
 void MyWindow::on_closing_clicked(){
-    Close(loaded_img1);
-    UpdateImage();
+    Close();
+    update();
+//    UpdateImage();
 }
 
 void MyWindow::UpdateImage(){
@@ -172,52 +175,60 @@ bool MyWindow::IsLit(QImage* im, int x, int y, int val){
     return pix.red() == val && pix.green() == val && pix.blue() == val;
 }
 
-void MyWindow::Erosion(QImage* im){
-    int width = im->width();
-    int height = im->height();
+void MyWindow::Erosion(){
+    int width = img->width();
+    int height = img->height();
 
-    memcpy(loaded_img2->bits(), loaded_img1->bits(), width * height * 4);
+    memcpy(img2->bits(), img->bits(), width * height * 4);
 
     for(int x = 0; x < width; x++)
         for(int y = 0; y < height; y++){
             bool active = false;
             for (int x2 = x - 1; x2 <= x + 1; x2++)
                 for (int y2 = y - 1; y2 <= y + 1; y2++)
-                    if(IsLit(loaded_img1, x2, y2, 0)){
-                        DrawPixel(loaded_img2, x, y, QColor(0, 0, 0));
+                    if(IsLit(img, x2, y2, 0)){
+                        active = true;
                         break;
                     }
+            if(active)
+                DrawPixel(img2, x, y, QColor(0, 0, 0));
         }
-    memcpy(loaded_img1->bits(), loaded_img2->bits(), width * height * 4);
+    memcpy(img->bits(), img2->bits(), width * height * 4);
 }
 
-void MyWindow::Dilation(QImage* im){
-    int width = im->width();
-    int height = im->height();
+void MyWindow::Dilation(){
+    int width = img->width();
+    int height = img->height();
 
-    memcpy(loaded_img2->bits(), loaded_img1->bits(), width * height * 4);
+    memcpy(img2->bits(), img->bits(), width * height * 4);
 
     for(int x = 0; x < width; x++)
         for(int y = 0; y < height; y++){
             bool active = false;
-            for (int x2 = x - 1; x2 <= x + 1; x2++)
-                for (int y2 = y - 1; y2 <= y + 1; y2++)
-                    if(IsLit(loaded_img1, x2, y2, 255)){
-                        DrawPixel(loaded_img2, x, y, QColor(255, 255, 255));
-                        break;
+
+            for (int x2 = x - 1; x2 <= x + 1; x2++){
+                for (int y2 = y - 1; y2 <= y + 1; y2++){
+                    if(IsLit(img, x2, y2, 255)){
+                        active = true;
                     }
+                }
+            }
+
+            if(active)
+                DrawPixel(img2, x, y, QColor(255, 255, 255));
+
         }
-    memcpy(loaded_img1->bits(), loaded_img2->bits(), width * height * 4);
+    memcpy(img->bits(), img2->bits(), width * height * 4);
 }
 
-void MyWindow::Close(QImage* im){
-    Dilation(im);
-    Erosion(im);
+void MyWindow::Close(){
+    Dilation();
+    Erosion();
 }
 
-void MyWindow::Open(QImage* im){
-    Erosion(im);
-    Dilation(im);
+void MyWindow::Open(){
+    Erosion();
+    Dilation();
 }
 
 QColor MyWindow::GetPixel(QImage* img, int x, int y){
@@ -274,8 +285,6 @@ void MyWindow::paintEvent(QPaintEvent*)
     // Obiekt klasy QPainter pozwala nam rysowac na komponentach
     QPainter p(this);
 
-
-    UpdateImage();
     // Rysuje obrazek "img" w punkcie (poczX,poczY)
     // (tu bedzie lewy gorny naroznik)
     p.drawImage(poczX,poczY,*img);
diff --git a/QT/morphology/mywindow.h b/QT/morphology/mywindow.h
index b6ac704..01d0d1a 100644
--- a/QT/morphology/mywindow.h
+++ b/QT/morphology/mywindow.h
@@ -69,6 +69,7 @@ private:
 
     // Pole przechowujace obrazek
     QImage *img;
+    QImage *img2;
 
     QImage *loaded_img1;
     QImage *loaded_img2;
@@ -115,10 +116,10 @@ private:
 
 
     bool IsLit(QImage* im, int x, int y, int val);
-    void Erosion(QImage* im);
-    void Dilation(QImage* im);
-    void Close(QImage* im);
-    void Open(QImage* im);
+    void Erosion();
+    void Dilation();
+    void Close();
+    void Open();
 
     // Deklaracje slotow, czyli funkcji wywolywanych
     // po wystapieniu zdarzen zwiazanych z GUI