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  1.    #include <stdio.h>
  2. #include <stdlib.h>
  3.  
  4. int main() {
  5.     int x1, y1, x2, y2, dx, dy, p, x, y;
  6.     printf("Enter x1 y1 x2 y2: ");
  7.     scanf("%d%d%d%d", &x1, &y1, &x2, &y2);
  8.  
  9.     dx = abs(x2 - x1);
  10.     dy = abs(y2 - y1);
  11.     p = 2 * dy - dx;
  12.     x = x1; y = y1;
  13.  
  14.     printf("\nBresenham Line Points:\n");
  15.     while (x <= x2) {
  16.         printf("(%d, %d)\n", x, y);
  17.         x++;
  18.         if (p < 0)
  19.             p += 2 * dy;
  20.         else {
  21.             y++;
  22.             p += 2 * (dy - dx);
  23.         }
  24.     }
  25.     return 0;
  26. }
Success #stdin #stdout 0s 5324KB
comments (?)
stdin 
Standard input is empty
stdout 
Enter x1 y1 x2 y2: 
Bresenham Line Points:
https://ideone.com/aVZMru
language:
C99 (gcc 8.3)
created:
20 hours ago
visibility:
public

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