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724db25c51
1 changed files with 14 additions and 13 deletions
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@ -24888,27 +24888,28 @@ namespace cimg_library_suffixed {
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**/
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CImg<Tdouble> get_stats(const unsigned int variance_method=1) const {
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if (is_empty()) return CImg<doubleT>();
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const T *const p_end = end(), *pm = _data, *pM = _data;
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double S = 0, S2 = 0, P = 1;
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const ulongT siz = size();
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T m = *pm, M = *pM;
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const longT off_end = (longT)siz;
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double S = 0, S2 = 0, P = 1;
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longT offm = 0, offM = 0;
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T m = *_data, M = m;
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cimg_pragma_openmp(parallel reduction(+:S,S2) reduction(*:P) cimg_openmp_if(siz>=131072)) {
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const T *lpm = _data, *lpM = _data;
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T lm = *lpm, lM = *lpM;
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longT loffm = 0, loffM = 0;
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T lm = *_data, lM = lm;
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cimg_pragma_openmp(for)
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for (const T *ptrs = _data; ptrs<p_end; ++ptrs) {
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const T val = *ptrs;
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for (longT off = 0; off<off_end; ++off) {
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const T val = _data[off];
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const double _val = (double)val;
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if (val<lm) { lm = val; lpm = ptrs; }
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if (val>lM) { lM = val; lpM = ptrs; }
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if (val<lm) { lm = val; loffm = off; }
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if (val>lM) { lM = val; loffM = off; }
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S+=_val;
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S2+=_val*_val;
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P*=_val;
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}
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cimg_pragma_openmp(critical(get_stats)) {
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if (lm<m || (lm==m && lpm<pm)) { m = lm; pm = lpm; }
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if (lM>M || (lM==M && lpM<pM)) { M = lM; pM = lpM; }
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if (lm<m || (lm==m && loffm<offm)) { m = lm; offm = loffm; }
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if (lM>M || (lM==M && loffM<offM)) { M = lM; offM = loffM; }
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}
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}
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@ -24921,8 +24922,8 @@ namespace cimg_library_suffixed {
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int
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xm = 0, ym = 0, zm = 0, cm = 0,
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xM = 0, yM = 0, zM = 0, cM = 0;
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contains(*pm,xm,ym,zm,cm);
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contains(*pM,xM,yM,zM,cM);
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contains(_data[offm],xm,ym,zm,cm);
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contains(_data[offM],xM,yM,zM,cM);
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return CImg<Tdouble>(1,14).fill((double)m,(double)M,mean_value,variance_value,
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(double)xm,(double)ym,(double)zm,(double)cm,
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(double)xM,(double)yM,(double)zM,(double)cM,
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