fig/fig-system.dot

   1 digraph {
   2         compound=true;
   3         subgraph cluster0 {
   4                 {rank=same;
   5                 t11 [label=<task<SUB>1</SUB>>];
   6                 t12 [label=<task<SUB>2</SUB>>];
   7                 }
   8                 {rank=same;
   9                         s11 [label=<sds<SUB>1</SUB>>];
  10                         s12 [label=<sds<SUB>2</SUB>>];
  11                 }
  12                 s11 -> t11 [style=invis];
  13                 s12 -> t12 [style=invis];
  14                 t11 -> dev1 [style=invis];
  15                 t12 -> dev1 [style=invis];
  16
  17                 dev1 [label=<device<SUB>1</SUB>>];
  18         }
  19
  20         subgraph cluster1 {
  21                 {rank=same;
  22                         t21 [label=<task<SUB>1</SUB>>];
  23                         t22 [label=<task<SUB>2</SUB>>];
  24                 }
  25                 {rank=same;
  26                         s21 [label=<sds<SUB>1</SUB>>];
  27                         s22 [label=<sds<SUB>2</SUB>>];
  28                 }
  29                 s11 -> t11 [style=invis];
  30                 s12 -> t12 [style=invis];
  31                 t11 -> dev1 [style=invis];
  32                 t12 -> dev1 [style=invis];
  33
  34                 dev2 [label=<device<SUB>2</SUB>>];
  35         }
  36
  37
  38         {rank=same;
  39                 buffer1 [label=<buffer<SUB>1</SUB>>,shape=cylinder];
  40                 buffer2 [label=<buffer<SUB>2</SUB>>,shape=cylinder];
  41         }
  42         dev1 -> buffer1 [ltail=cluster0,label="WiFi"];
  43         dev2 -> buffer2 [ltail=cluster1,label="Serial"];
  44         buffer1 -> dev1 [lhead=cluster0];
  45         buffer2 -> dev2 [lhead=cluster1];
  46
  47         server [label=<Shared [MTaskDevice]>];
  48         buffer1 -> server;
  49         server -> buffer1;
  50         buffer2 -> server;
  51         server -> buffer2;
  52
  53         server -> itasks;
  54         itasks -> server;
  55
  56         itasks [label="iTasks"];
  57 }