| 24,7 → 24,7 |
|---|
| #include "y.tab.h" |
| |
| extern value_type var[]; |
| extern int nplanes,varused[],srcradused; |
| extern int nplanes,varused[],cnvused,srcradused; |
| extern struct node *tree[]; |
| |
| // points to first row, first column of selection image data |
| 51,15 → 51,16 |
|---|
| /* initialise flags for tracking special variable usage */ |
| for( i=0 ; i<0x100 ; i++ ) |
| varused[i] = 0; |
| srcradused = 0; |
| srcradused = cnvused = 0; |
| for(i=0;i<nplanes;++i){ |
| //char s[100];sprintf(s,"expr[%d]=%#x",i,expr[i]);dbg(s); |
| if( tree[i] || ( tree[i] = parseexpr(expr[i]) ) ) |
| checkvars(tree[i],varused,&srcradused); |
| checkvars(tree[i],varused,&cnvused,&srcradused); |
| else |
| break; |
| } |
| needinput = (srcradused || varused['r'] || varused['g'] || varused['b'] || varused['a'] |
| needinput = ( cnvused || srcradused |
| || varused['r'] || varused['g'] || varused['b'] || varused['a'] |
| || varused['i'] || varused['u'] || varused['v'] || varused['c']) ; |
| |
| return i==nplanes; /* all required expressions parse OK */ |