6040    double   rede, greene, bluee, alphae;  member
6067       this->alphae = this->alphaf * DBL_EPSILON;  in image_pixel_setf()
6069       this->alphae = 0;  in image_pixel_setf()
6284       this->alphae = 0;  in image_pixel_add_alpha()
6494       that->alphae += 1./(2*((1U<<that->alpha_sBIT)-1));  in image_transform_mod_end()
6500       that->alphae = 0;    /* It's exact ;-) */  in image_transform_mod_end()
6907                in_pixel.alphaf, out_pixel.alpha, sample_depth, in_pixel.alphae,  in transform_image_validate()
7491             that->alphae += d;  in image_transform_png_set_strip_16_mod()
8367       that->alphae = 0;  in image_transform_png_set_background_mod()
8632       that->alphae = 0;  in image_transform_png_set_filler_mod()
8699       that->alphae = 0;  in image_transform_png_set_add_alpha_mod()