began propability calc of amorph<->cryst

[physik/morpheus.git] / main.c

diff --git a/main.c b/main.c
index 07f34c9..d508e7d 100644 (file)
--- a/main.c
+++ b/main.c
@@ -13,12 +13,18 @@
 
 #include <stdio.h>
 #include <stdlib.h>
+#include <string.h>
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <fcntl.h>
 
+/* important defines */
 #include "defines.h"
 
+/* function prototypes */
+#include "random.h"
+#include "display.h"
+
 /* global variables */
 u32 sum_z_cells;
 int random_fd; /* /dev/urandom file descriptor */
@@ -33,31 +39,61 @@ int usage()
  puts("-y <value> \t # y cells (default 50)");
  puts("-z <value> \t # z cells (default 100)");
  puts("-s <value> \t # steps to calculate (default 5000)");
- puts("-X <value> \t display area intercept point x (default 25)");
- puts("-Y <value> \t display area intercept point y (default 25)");
- puts("-Z <value> \t display area intercept point z (default 50)");
+ puts("-X <value> \t display area intercept point x (default # x celss / 2)");
+ puts("-Y <value> \t display area intercept point y (default # y cells / 2)");
+ puts("-Z <value> \t display area intercept point z (default # z cells / 2)");
  puts("-d <value> \t refresh every <value> loops (default 100)");
+ puts("-r <value> \t pressure range from amorphous SiCx (default 2)");
+ puts("-f <value> \t faktor for pressure from amorphous SiCx (default 1)");
  return -23;
 }
 
 int make_amorph(u32 *cell)
 {
- *cell=*cell|AMORPH;
+ *cell|=AMORPH;
  return 23;
 }
 
 int make_cryst(u32 *cell)
 {
- *cell=*cell&(~AMORPH);
+ *cell&=~AMORPH;
  return 23;
 }
 
 /* look at cell ... */
-int process_cell(u32 *cell)
+int process_cell(void *cell_p,u32 x,u32 y,u32 z,u32 x_max,u32 y_max,u32 z_max,int range,int faktor)
 {
- /* tag it ... testing! */
- make_amorph(cell);
- 
+ /* is amorph? */
+ u32 *cell;
+ int i,j,k;
+ float count;
+ cell=(u32 *)(cell_p+x+y*(x_max-1)+z*(x_max-1)*(y_max-1));
+ count=0;
+ for(i=-range;i<=range;i++)
+  for(j=-range;j<=range;j++)
+   for(k=-range;k<=range;k++)
+    if(!(i==0 && j==0 && k==0) && (x>=range && x<x_max-range) \
+        && (y>=range && y<y_max-range) && (z>=range && z<z_max-range))
+     if(*(u32 *)(cell_p+(x+i)+(y+j)*(x_max-1)+(z+k)*(x_max-1)*(y_max-1))&AMORPH)
+      // total+=range*range-
+      count+=0.01*faktor*1.0/(i*i+j*j+k*k);
+ /* count is propability of cell getting amorph */
+ /* for now assume 1 - ~ is propability of cell getting cryst if allready amorphous */    
+ if(*cell&AMORPH)
+ {
+  if((1-count)*URAND_2_MAX<=rand_get(URAND_2_MAX))
+  {  
+   printfd("cell getting cryst. ...(%f)\n",(1-count));
+   make_cryst(cell);
+  }
+ } else
+ {
+  if(count*URAND_2_MAX<=rand_get(URAND_2_MAX))
+  {
+   printfd("cell getting amorph ...(%f)\n",count);
+   make_amorph(cell);
+  }
+ }
  return 23;
 }
 
@@ -67,6 +103,7 @@ int main(int argc,char **argv)
  u32 x,y,z; /* cells */
  int i; /* for counting */
  int slope_nel,start_nel; /* nuclear energy loss: slope, constant */
+ int a_p_range,a_p_faktor; /* pressure range and faktor from amorphous sic */
  int steps; /* # steps */
  void *cell_p;
  struct __display display;
@@ -79,10 +116,12 @@ int main(int argc,char **argv)
  z_cell=DEFAULT_Z_SEG;
  slope_nel=DEFAULT_SLOPE_NEL;
  start_nel=DEFAULT_START_NEL;
+ a_p_range=DEFAULT_A_P_RANGE;
+ a_p_faktor=DEFAULT_A_P_FAKTOR;
  steps=DEFAULT_STEPS;
- display_x=DEFAULT_DISPLAY_X-1;
- display_y=DEFAULT_DISPLAY_Y-1;
- display_z=DEFAULT_DISPLAY_Z-1;
+ display_x=x_cell/2;
+ display_y=y_cell/2;
+ display_z=z_cell/2;
  display_refresh_rate=DEFAULT_DISPLAY_REF_RATE;
  
  /* parse command args */
@@ -126,6 +165,12 @@ int main(int argc,char **argv)
     case 'd':
      display_refresh_rate=atoi(argv[++i]);
      break;
+    case 'r':
+     a_p_range=atoi(argv[++i]);
+     break;
+    case 'f':
+     a_p_faktor=atoi(argv[++i]);
+     break;
     default:
      usage();
      return -23;
@@ -149,6 +194,7 @@ int main(int argc,char **argv)
  /* testing ... */
 
  /* allocate cells */
+ printf("malloc will free %d bytes now ...\n",x_cell*y_cell*z_cell*sizeof(u32));
  if((cell_p=malloc(x_cell*y_cell*z_cell*sizeof(u32)))==NULL)
  {
   puts("failed allocating memory for cells\n");
@@ -168,20 +214,21 @@ int main(int argc,char **argv)
 
   /* todo */
   // distrib_c_conc(cell_p);
-  process_cell((u32 *)(cell_p+x+y*(x_cell-1)+z*(x_cell-1)*(y_cell-1)));
+
+  // process_cell((u32 *)(cell_p+x+y*(x_cell-1)+z*(x_cell-1)*(y_cell-1)));
+  process_cell(cell_p,x,y,z,x_cell,y_cell,z_cell,a_p_range,a_p_faktor);
 
   /* display stuff */
-  if((i%display_refresh_rate)==0)
-  {
-   puts("refreshing diplay ...");
-   // display_draw(&display,display_x,display_y,display_z);
-  }
-  /* */
+  if((i%display_refresh_rate)==0) 
+   display_draw(&display,display_x,display_y,display_z);
  }
   
  /* display again and quit when button hit */
+ display_draw(&display,display_x,display_y,display_z);
  puts("hit button to quit ...");
  getchar();
 
+ display_release(&display);
+
  return 23;
 }