Simplify line creation method

Author: dy

src/traces/parcoords/lines.js

@@ -165,7 +165,19 @@ function valid(i, offset, panelCount) {
     return i + offset <= panelCount;
 }
 
-module.exports = function(canvasGL, lines, canvasWidth, canvasHeight, initialDimensions, initialPanels, unitToColor, context, pick, scatter) {
+module.exports = function(canvasGL, d, scatter) {
+    var model = d.model,
+        vm = d.viewModel;
+
+    var lines = model.lines,
+        canvasWidth = model.canvasWidth,
+        canvasHeight = model.canvasHeight,
+        initialDimensions = vm.dimensions,
+        initialPanels = vm.panels,
+        unitToColor = model.unitToColor,
+        context = d.context,
+        pick = d.pick;
+
 
     var renderState = {
         currentRafs: {},

src/traces/parcoords/parcoords.js

@@ -460,7 +460,7 @@ module.exports = function(root, svg, parcoordsLineLayers, styledData, layout, ca
 
     parcoordsLineLayer
         .each(function(d) {
-            d.lineLayer = lineLayerMaker(this, d.model.lines, d.model.canvasWidth, d.model.canvasHeight, d.viewModel.dimensions, d.viewModel.panels, d.model.unitToColor, d.context, d.pick, c.scatter);
+            d.lineLayer = lineLayerMaker(this, d, c.scatter);
             d.viewModel[d.key] = d.lineLayer;
             tweakables.renderers.push(function() {d.lineLayer.render(d.viewModel.panels, true);});
             d.lineLayer.render(d.viewModel.panels, !d.context);