p_alpha           937 ext/gd/libgd/gd.c 	float p_dist, p_alpha;
p_alpha           981 ext/gd/libgd/gd.c 		p_alpha = pow (1.0 - (p_dist / 1.5), 2);
p_alpha           983 ext/gd/libgd/gd.c 		if (p_alpha > 0) {
p_alpha           984 ext/gd/libgd/gd.c 			if (p_alpha >= 1) {
p_alpha           987 ext/gd/libgd/gd.c 				opacity = (unsigned char) (p_alpha * 255.0);
p_alpha          1012 ext/gd/libgd/gd.c 	float p_alpha, old_alpha;
p_alpha          1030 ext/gd/libgd/gd.c 					p_alpha = (float) (im->AA_opacity[py][px]) / 255.0;
p_alpha          1031 ext/gd/libgd/gd.c 					old_alpha = 1.0 - p_alpha;
p_alpha          1033 ext/gd/libgd/gd.c 					if (p_alpha >= 1.0) {
p_alpha          1040 ext/gd/libgd/gd.c 						p_red = (int) (((float) color_red * p_alpha) + ((float) old_red * old_alpha));
p_alpha          1041 ext/gd/libgd/gd.c 						p_green = (int) (((float) color_green * p_alpha) + ((float) old_green * old_alpha));
p_alpha          1042 ext/gd/libgd/gd.c 						p_blue = (int) (((float) color_blue * p_alpha) + ((float) old_blue * old_alpha));