[fx]Curve editor show linked param pos in preview now

hide/comp/CurveEditor.hx

@@ -1606,8 +1606,8 @@ class CurveEditor extends hide.comp.Component {
 						for (param in fx.parameters) {
 							if (param.name == paramName) {
 								evaluator.parameters.set(paramName, param.def);
-								trace(yOffset, height, yScale);
-								svg.polylineRawArray(curveGroup, [param.def * xScale, (-yOffset), param.def * xScale, (-yOffset) + height * yScale], style);
+								var color = '#${StringTools.hex(param.color)}';
+								svg.polylineRawArray(curveGroup, [param.def * xScale, (-yOffset) * yScale - height / 2, param.def * xScale, (-yOffset) * yScale + height / 2], {"stroke": color, "stroke-width": "0.5px", "stroke-dasharray":"7, 5" });
 							}
 						}
 					}