src/apc/ir.h

   1 /* Structures allocated for and updated during parse time that
   2    are the IR before writing to the output file */
   3
   4 #define BUFF_SIZE 256
   5 #define MAX_SUBCLASSES 16
   6 #define MAX_SETS 256
   7 #define MAX_ELES 256
   8 #define MAX_REFS 256
   9 #define MAX_MODELS 256
  10
  11 //These IR buffers will be condensed into their respective output files.
  12 //parse_init() all to zero.
  13 struct cdat CB[BUFF_SIZE];
  14 struct vdat VB[BUFF_SIZE];
  15 struct odat OB[BUFF_SIZE];
  16
  17 //indexes for buffers
  18 int cbi = 0;
  19 int vbi = 0;
  20 int obi = 0;
  21
  22 struct cdat {
  23   char label[32];
  24   int num_subclasses;
  25   int num_sets;
  26   int subclass_index;
  27   int set_index;
  28   struct cdat subclass_list[MAX_SUBCLASSES];
  29   struct set set_list[MAX_SETS];
  30 };
  31
  32 //Element or a set
  33 struct odat {
  34   char label[32];
  35   int vdat_id;
  36   int class_id;
  37   int num_ref;
  38   int ref_index;
  39   struct ref ref_list[MAX_REFS];
  40 };
  41
  42 struct ref {
  43   int x, y, z, objref;
  44 };
  45
  46 struct set {
  47   int odat_id;
  48   int parent_id;//offset into CB
  49   int num_ele;
  50   int ele_index; //same as num_ele?
  51   struct ele ele_list[MAX_ELES];
  52 };
  53
  54 struct ele {
  55   int odat_id;
  56   int parent_id;//offset into class set_stack
  57 };
  58
  59 //TODO: Do vdats need labels?
  60 struct vdat {
  61   int num_models;
  62   int msi; //model_stack_index
  63   struct model model_list[MAX_MODELS];
  64 };
  65
  66 //8 ids for each direction
  67 //fdat_id ordered by alphabetical direction
  68 struct model {
  69   char label[32];
  70   int fdat_id[8];
  71 };
  72