-

[physik/morpheus.git] / main.c

diff --git a/main.c b/main.c
index c019f0a..2ac8d6a 100644 (file)
--- a/main.c
+++ b/main.c
@@ -27,6 +27,7 @@
 
 /* global variables */
 u32 *rand_buf,*rand_current;
+char random_file[MAX_CHARS_RANDOM_FILE];
 u32 gr;
 int random_fd; /* /dev/urandom file descriptor */
 
@@ -49,6 +50,7 @@ int usage()
  printf("-p <value> \t p0 for probability of cell getting amorph (default %f)\n",DEFAULT_A_P_P0);
  printf("-C <value> \t C start concentration (default %d)\n",DEFAULT_C_DIST_START_CONC);
  printf("-S <value> \t slope of linear C distribution (default %d)\n",DEFAULT_C_DIST_SLOPE);
+ puts("-R <file> \t read random datat from file (default not used)");
  return -23;
 }
 
@@ -199,6 +201,7 @@ int main(int argc,char **argv)
  display_y=y_cell/2;
  display_z=z_cell/2;
  display_refresh_rate=DEFAULT_DISPLAY_REF_RATE;
+ strcpy(random_file,"");
  
  /* parse command args */
  for(i=1;i<argc;i++)
@@ -259,6 +262,9 @@ int main(int argc,char **argv)
     case 'S':
      c_dist_slope=atoi(argv[++i]);
      break;
+    case 'R':
+     strcpy(random_file,argv[++i]);
+     break;
     default:
      usage();
      return -23;
@@ -267,17 +273,21 @@ int main(int argc,char **argv)
  }
 
  /* open random fd */
- if((random_fd=open("/dev/urandom",O_RDONLY))<0)
+ if(!strcmp(random_file,""))
  {
-  puts("cannot open /dev/urandom\n");
-  return -23;
+  if((random_fd=open("/dev/urandom",O_RDONLY))<0)
+  {
+   puts("cannot open /dev/urandom");
+   return -23;
+  }
+ } else
+ {
+  if((random_fd=open(random_file,O_RDONLY))<0)
+  {
+   puts("cannot open random file");
+   return -23;
+  }
  }
-
- /* calculate gr one time! */
- gr=0;
- for(i=1;i<=z_cell;i++) gr+=i;
- printfd("debug: gr = %d\n",gr);
-
  /* allocate random number buffer */
  printf("malloc will free %d bytes now ...\n",RAND_BUF_SIZE);
  if((rand_buf=(u32 *)malloc(RAND_BUF_SIZE))==NULL)
@@ -286,6 +296,11 @@ int main(int argc,char **argv)
   return -23;
  }
  rand_current=rand_buf+RAND_BUF_SIZE;
+  
+ /* calculate gr one time! */
+ gr=0;
+ for(i=1;i<=z_cell;i++) gr+=i;
+ printfd("debug: gr = %d\n",gr);
 
  /* allocate cells */
  printf("malloc will free %d bytes now ...\n",x_cell*y_cell*z_cell*sizeof(cell));
@@ -302,7 +317,7 @@ int main(int argc,char **argv)
 
  /* main routine */
  printfd("debug: starting main routine ...\n");
- for(i=0;i<steps;i++)
+ for(display.step=0;display.step<steps;display.step++)
  {
   x=rand_get(x_cell);
   y=rand_get(y_cell);
@@ -311,11 +326,10 @@ int main(int argc,char **argv)
   /* todo */
   distrib_c_conc(cell_p,c_dist_c0,c_dist_slope,c_conc,x_cell,y_cell,z_cell);
 
-  // process_cell(cell_p+x+y*x_cell+z*x_cell*y_cell);
   process_cell(cell_p,x,y,z,x_cell,y_cell,z_cell,a_p_range,a_p_faktor,a_p_p0,&c_conc);
 
   /* display stuff */
-  if((i%display_refresh_rate)==0)
+  if((display.step%display_refresh_rate)==0)
    display_draw(&display,display_x,display_y,display_z);
  }
  printfd("debug: main routine finished!\n");