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fix: report incomplete export writes #5

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fix: report incomplete export writes #5

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76 changes: 47 additions & 29 deletions iterator_gdi.c
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Original file line number Diff line number Diff line change
Expand Up @@ -1286,6 +1286,7 @@ static void export_stable_logistic_r_bits(unsigned bits)
FILE *inc;
int hex_width;
const char *directive;
int write_ok = 1;

if (bits != 8 && bits != 16 && bits != 32 && bits != 52) {
MessageBoxA(NULL, "Unsupported R bit depth.", "Iterator export", MB_OK | MB_ICONERROR);
Expand Down Expand Up @@ -1326,43 +1327,60 @@ static void export_stable_logistic_r_bits(unsigned bits)
hex_width = (int)((bits + 3) / 4);
directive = fixed_r_directive(bits);

fprintf(csv, "bits,R_dec,R_hex,r,period,multiplier,orbit\n");
fprintf(inc, "; iterator_gdi stable logistic R export\n");
fprintf(inc, "; R = floor((r / 4) * 2^%u), saturated to the Q0.%u mask\n", bits, bits);
fprintf(inc, "; Source: app-local state\\stable_cycles.mru\n\n");
fprintf(inc, "stable_logistic_R_q0_%u:\n", bits);
if (fprintf(csv, "bits,R_dec,R_hex,r,period,multiplier,orbit\n") < 0)
write_ok = 0;
if (fprintf(inc, "; iterator_gdi stable logistic R export\n") < 0)
write_ok = 0;
if (fprintf(inc, "; R = floor((r / 4) * 2^%u), saturated to the Q0.%u mask\n", bits, bits) < 0)
write_ok = 0;
if (fprintf(inc, "; Source: app-local state\\stable_cycles.mru\n\n") < 0)
write_ok = 0;
if (fprintf(inc, "stable_logistic_R_q0_%u:\n", bits) < 0)
write_ok = 0;

for (i = 0; i < item_count; ++i) {
int k;
if (i > 0 && items[i].raw_r == items[i - 1].raw_r)
continue;
++unique_count;

fprintf(csv, "%u,%llu,0x%0*llX,%.17g,%d,%.17g,\"",
bits,
(unsigned long long)items[i].raw_r,
hex_width,
(unsigned long long)items[i].raw_r,
items[i].cycle.param,
items[i].cycle.period,
items[i].cycle.multiplier);
if (fprintf(csv, "%u,%llu,0x%0*llX,%.17g,%d,%.17g,\"",
bits,
(unsigned long long)items[i].raw_r,
hex_width,
(unsigned long long)items[i].raw_r,
items[i].cycle.param,
items[i].cycle.period,
items[i].cycle.multiplier) < 0)
write_ok = 0;
for (k = 0; k < items[i].cycle.point_count; ++k)
fprintf(csv, "%s%.17g", k ? " " : "", items[i].cycle.orbit[k]);
fprintf(csv, "\"\n");

fprintf(inc, " %s 0%0*llXh ; R=%llu r=%.17g period=%d |m|=%.6g\n",
directive,
hex_width,
(unsigned long long)items[i].raw_r,
(unsigned long long)items[i].raw_r,
items[i].cycle.param,
items[i].cycle.period,
fabs(items[i].cycle.multiplier));
}
fprintf(inc, "stable_logistic_R_q0_%u_count = %d\n", bits, unique_count);

fclose(csv);
fclose(inc);
if (fprintf(csv, "%s%.17g", k ? " " : "", items[i].cycle.orbit[k]) < 0)
write_ok = 0;
if (fprintf(csv, "\"\n") < 0)
write_ok = 0;

if (fprintf(inc, " %s 0%0*llXh ; R=%llu r=%.17g period=%d |m|=%.6g\n",
directive,
hex_width,
(unsigned long long)items[i].raw_r,
(unsigned long long)items[i].raw_r,
items[i].cycle.param,
items[i].cycle.period,
fabs(items[i].cycle.multiplier)) < 0)
write_ok = 0;
}
if (fprintf(inc, "stable_logistic_R_q0_%u_count = %d\n", bits, unique_count) < 0)
write_ok = 0;

if (fclose(csv) != 0)
write_ok = 0;
if (fclose(inc) != 0)
write_ok = 0;

if (!write_ok) {
MessageBoxA(NULL, "Could not finish writing export files.", "Iterator export", MB_OK | MB_ICONERROR);
return;
}

snprintf(msg, sizeof(msg),
"Exported %d unique Q0.%u logistic R values.\n\n%s\n%s",
Expand Down