course/semester2/pprog/assignment1/main.c

   1
   2 #include <stdlib.h>
   3 #include <stdio.h>
   4
   5 #include "nbody.h"
   6 #include "graphics.h"
   7
   8 unsigned numberOfProcessors;
   9
  10 System universe;
  11
  12 // This is main function. Do not change it.
  13 int main(int argc, char** argv)
  14 {
  15         glutInit(&argc, argv);
  16
  17         if (argc < 2) {
  18                 puts("Please provide the filename, i.e. \'nbody bodiesfield.dat\'");
  19             exit(EXIT_SUCCESS);
  20         }
  21         if (argc == 2)
  22         {
  23                 System_Init(&universe,argv[1]);
  24         }
  25         if (argc == 3) numberOfProcessors = atoi(argv[2]);
  26
  27
  28
  29         glutInitDisplayMode(GLUT_SINGLE | GLUT_RGB);
  30         glutInitWindowSize(WIDTH, HEIGHT);
  31         glutInitWindowPosition(POSITION_X, POSITION_Y);
  32         glutCreateWindow("N-Body Parallel");
  33         glutDisplayFunc(Graphics_Display);
  34         glutIdleFunc(Graphics_Animate);
  35         glutKeyboardFunc(Graphics_Keyboard);
  36         glutReshapeFunc(Graphics_Reshape);
  37         Graphics_Init();
  38
  39
  40         printf("Use:\n X - exit\n I, J, K, M - rotate\n W, Z, A, S - move to view"
  41          " point\n ./, - zoom in/out\n +/- - scaled zoom in/out\n");
  42
  43
  44         glutMainLoop();
  45 }