flt_b_sum         299 ext/gd/libgd/gd_filter.c 	float flt_r_sum, flt_g_sum, flt_b_sum;
flt_b_sum         320 ext/gd/libgd/gd_filter.c 		      flt_r_sum = flt_g_sum = flt_b_sum = 0.0;
flt_b_sum         367 ext/gd/libgd/gd_filter.c 					flt_b_sum += flt_b [j][i];
flt_b_sum         379 ext/gd/libgd/gd_filter.c 					if (flt_b_sum != 0.0) {
flt_b_sum         380 ext/gd/libgd/gd_filter.c 						flt_b [j][i] /= flt_b_sum;