getmask implemented

src/core/transformations/convolution.cpp

@@ -22,7 +22,19 @@ math::matrix<float> Convolution::getMask(int size, Mode mode = Normalize)
 {
     math::matrix<float> mask(size, size);
 
-    qDebug() << Q_FUNC_INFO << "Not implemented yet!";
+    for (int i = 0; i < size; i++)
+        for (int j = 0; j < size; j++)
+        {
+            // Check if i or j is the middle point
+            if (i == j && i == size / 2 && j == size / 2)
+            {
+                mask[i][j] = 1;
+            }
+            else
+            {
+                mask[i][j] = 0;
+            }
+        }
 
     return mask;
 }