613     double slope_dx, slope_dy;  in compute_face()  local
616     slope_dy = _cairo_fixed_to_double (dev_slope->dy);  in compute_face()
617     face->length = normalize_slope (&slope_dx, &slope_dy);  in compute_face()
619     face->dev_slope.y = slope_dy;  in compute_face()
629 	cairo_matrix_transform_distance (stroker->ctm_inverse, &slope_dx, &slope_dy);  in compute_face()
630 	normalize_slope (&slope_dx, &slope_dy);  in compute_face()
633 	    face_dx = - slope_dy * stroker->half_line_width;  in compute_face()
636 	    face_dx = slope_dy * stroker->half_line_width;  in compute_face()
643 	face_dx = - slope_dy * stroker->half_line_width;  in compute_face()
661     face->usr_vector.y = slope_dy;  in compute_face()
824     double slope_dx, slope_dy;  in line_to_dashed()  local
849     slope_dy = _cairo_fixed_to_double (p2->y - p1->y);  in line_to_dashed()
852 	cairo_matrix_transform_distance (stroker->ctm_inverse, &slope_dx, &slope_dy);  in line_to_dashed()
853     mag = normalize_slope (&slope_dx, &slope_dy);  in line_to_dashed()
863 	dy2 = slope_dy * (mag - remain);  in line_to_dashed()