k3d/share/shaders/k3d_graphic_lines.sl:151:	float val_highlight=(smoothstep((stripemin_highlight)-(fuzz_highlight),(stripemin_highlight),(tt_highlight))-smoothstep((stripemax_highlight)-(fuzz_highlight),(stripemax_highlight),(tt_highlight)));
k3d/share/shaders/k3d_graphic_lines.sl:152:	layer_opac_highlight=color(val_highlight);
k3d/share/shaders/k3d_graphic_lines.sl:154:	float color_val_highlight=mix(0.0,1.0,val_highlight);
k3d/share/shaders/k3d_graphic_lines.sl:155:	color_curve_highlight=spline(color_val_highlight,color_curve_highlight_color1,color_curve_highlight_color2,color_curve_highlight_color3,color_curve_highlight_color4,color_curve_highlight_color5,color_curve_highlight_color6);
