git.mutantstargoat.com Git - metatoy/blob - tools/mctab.c

   1 #include <stdio.h>
   2 #include "mcubes.h"
   3
   4 int main(void)
   5 {
   6         int i, j, len, n;
   7         unsigned char byte;
   8
   9         printf("static unsigned char tritab_runlen[128] = {\n\t");
  10
  11         for(i=0; i<128; i++) {
  12                 unsigned int val;
  13                 for(j=0; j<16; j++) {
  14                         if(mc_tri_table[i * 2][j] == -1) break;
  15                 }
  16                 val = j;
  17                 for(j=0; j<16; j++) {
  18                         if(mc_tri_table[i * 2 + 1][j] == -1) break;
  19                 }
  20                 val |= j << 4;
  21                 printf("0x%02x", val);
  22                 if(i == 127) {
  23                         printf("\n};\n");
  24                 } else if(i % 12 != 11) {
  25                         printf(", ");
  26                 } else {
  27                         printf(",\n\t");
  28                 }
  29         }
  30
  31         printf("\nstatic unsigned char tritab_data[] = {\n\t");
  32
  33         len = 4;
  34         byte = 0;
  35         n = 0;
  36         for(i=0; i<256; i++) {
  37                 for(j=0; j<16; j++) {
  38                         if(mc_tri_table[i][j] == -1) break;
  39
  40                         if(n++ == 0) {
  41                                 byte = mc_tri_table[i][j];
  42                         } else {
  43                                 byte |= mc_tri_table[i][j] << 4;
  44                                 n = 0;
  45
  46                                 len += printf("%d", byte);
  47                                 if(i < 254 || (j < 15 && mc_tri_table[i][j + 1] != -1)) {
  48                                         if(len < 72) {
  49                                                 len += printf(", ");
  50                                         } else {
  51                                                 printf(",\n\t");
  52                                                 len = 4;
  53                                         }
  54                                 }
  55                         }
  56                 }
  57         }
  58         printf("\n};\n");
  59
  60         return 0;
  61 }