76 lines
2.1 KiB
C
76 lines
2.1 KiB
C
#include "h.h"
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typedef struct FillArr {
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struct Arr;
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B fill;
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B a[];
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} FillArr;
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B asFill(B x) {
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if (isArr(x)) {
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HArr_p r = m_harrc(x);
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usz ia = r.c->ia;
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BS2B xget = TI(x).get;
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bool noFill = false;
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for (usz i = 0; i < ia; i++) if ((r.a[i]=asFill(xget(x,i))).u == bi_noFill.u) noFill = true;
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dec(x);
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if (noFill) { dec(r.b); return bi_noFill; }
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return r.b;
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}
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if (isF64(x)|isI32(x)) return m_i32(0);
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if (isC32(x)) return m_c32(' ');
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return bi_noFill;
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}
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B withFill(B x, B fill) {
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B r = m_arr(fsizeof(FillArr,a,B,a(x)->ia), t_fillarr);
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arr_shCopy(r, x);
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c(FillArr,r)->fill = fill;
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B* a = c(FillArr,r)->a;
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usz ia = a(x)->ia;
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BS2B xget = TI(x).get;
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for (usz i = 0; i < ia; i++) a[i] = xget(x,i);
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dec(x);
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return r;
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}
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B getFill(B x) {
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if (isArr(x)) {
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u8 t = v(x)->type;
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if (t==t_fillarr ) { B r = inci(c(FillArr,x )->fill); dec(x); return r; }
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if (t==t_fillslice) { B r = inci(c(FillArr,c(Slice,x)->p)->fill); dec(x); return r; }
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if (t==t_c32arr || t==t_c32slice) return m_c32(' ');
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}
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if (isC32(x)) return m_c32(' ');
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return m_f64(0);
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}
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typedef struct FillSlice {
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struct Slice;
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B* a;
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} FillSlice;
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B m_fillslice(B p, B* ptr) {
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FillSlice* r = mm_allocN(sizeof(FillSlice), t_fillslice);
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r->p = p;
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r->a = ptr;
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return tag(r, ARR_TAG);
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}
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B fillarr_slice (B x, usz s) {return m_fillslice(x , c(FillArr ,x)->a+s); }
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B fillslice_slice(B x, usz s) { B r = m_fillslice(inci(c(FillSlice,x)->p), c(FillSlice,x)->a+s); dec(x); return r; }
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B fillarr_get (B x, usz n) { VT(x,t_fillarr ); return inci(c(FillArr ,x)->a[n]); }
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B fillslice_get(B x, usz n) { VT(x,t_fillslice); return inci(c(FillSlice,x)->a[n]); }
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void fillarr_free(B x) {
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decSh(x);
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B* p = c(FillArr, x)->a;
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usz ia = a(x)->ia;
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for (usz i = 0; i < ia; i++) dec(p[i]);
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}
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void fillarr_init() {
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ti[t_fillarr].get = fillarr_get; ti[t_fillslice].get = fillslice_get;
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ti[t_fillarr].slice = fillarr_slice; ti[t_fillslice].slice = fillslice_slice;
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ti[t_fillarr].free = fillarr_free; ti[t_fillslice].free = slice_free;
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ti[t_fillarr].print = arr_print; ti[t_fillslice].print = arr_print;
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}
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