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TWEET # Untitled a guest Nov 22nd, 2019 85 Never
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1. point* skala(point* coordinates, int size) {
2.     double x, y, skala, A, aS, Ax = 0, Ay = 0, ax=0, ay=0;
3.     point* cord = new point[size];
4.     int kon=0;
5.     cout << "Podaj wspolczynnik skali w procentach(przyklad 70%= 0.7): ";
6.     cin >> skala;
7.
8.     for (int i = 0; i < size; i++) {
9.         Ax = Ax + coordinates[i].x;
10.         Ay = Ay + coordinates[i].y;
11.     }
12.     Ax = Ax / size;
13.     Ay = Ay / size;
14.
15.     cout << "Nowy srodek: " << Ax << " " << Ay << endl;
16.
17.     for (int i = 0; i < size; i++) {
18.         cord[i].x = coordinates[i].x * skala;
19.         cord[i].y = coordinates[i].y * skala;
20.     }
21.     for (int i = 0; i < size; i++) {
22.         ax = ax + cord[i].x;
23.         ay = ay + cord[i].y;
24.     }
25.     ax = ax / size;
26.     ay = ay / size;
27.
28.     cout << "nowy srodek: " << ax << " " << ay << endl;
29.
30.     ax = ax - Ax;
31.     ay = ay - Ay;
32.
33.     cout << "nowy srodek: " << ax << " " << ay << endl;
34.
35.     for (int i = 0; i < size; i++) {
36.         coordinates[i].x = coordinates[i].x + ax;
37.         coordinates[i].y = coordinates[i].y + ay;
38.     }
39. getchar(); getchar();
40.     return coordinates;
41. }
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