histogram_transform  152 modules/histogram.c     float (*histogram_transform)(float);
histogram_transform  162 modules/histogram.c             histogram_transform = logarithmic;
histogram_transform  166 modules/histogram.c             histogram_transform = identity;
histogram_transform  265 modules/histogram.c                     histo_max_center_invw[c] = ((float)HISTO_HEIGHT)/histogram_transform((float)histo_max_center[c]);
histogram_transform  267 modules/histogram.c                     histo_max_center_invw[c] = ((float)HISTO_HEIGHT)/histogram_transform((float)histo_max[c]);
histogram_transform  293 modules/histogram.c                     histogram[c][i] = (histogram_transform((float)histogram_proc[c][i]))*histo_max_center_invw[c];