refactoring for row based code

modules/io/load.js

@@ -229,6 +229,7 @@ async function parseLoadedData(data) {
       if (settings[22]) stylePreset.value = settings[22];
       if (settings[23]) rescaleLabels.checked = +settings[23];
       if (settings[24]) urbanDensity = urbanDensityInput.value = urbanDensityOutput.value = +settings[24];
+      if (settings[25]) gridAlgorithm.value = settings[25];
     })();
 
     void (function applyOptionsToUI() {

modules/io/save.js

@@ -34,7 +34,8 @@ function getMapData() {
     +hideLabels.checked,
     stylePreset.value,
     +rescaleLabels.checked,
-    urbanDensity
+    urbanDensity,
+    byId('gridAlgorithm').value,
   ].join("|");
   const coords = JSON.stringify(mapCoordinates);
   const biomes = [biomesData.color, biomesData.habitability, biomesData.name].join("|");

modules/submap.js

@@ -40,7 +40,7 @@ window.Submap = (function () {
 
     // create new grid
     applyMapSize();
-    grid = generateGrid();
+    grid = generateGrid(options.gridAlgorithm);
 
     drawScaleBar(scale);
 

modules/ui/submap.js

@@ -169,6 +169,7 @@ window.UISubmap = (function () {
     WARN && console.warn("Resampling current map");
     const cellNumId = +byId("submapPointsInput").value;
     if (!cellsDensityMap[cellNumId]) return console.error("Unknown cell number!");
+    const gridAlgorithm = window[document.getElementById('gridAlgorithm').value];
 
     const {angle, shiftX, shiftY, ratio, mirrorH, mirrorV} = getTransformInput();
 
@@ -203,6 +204,7 @@ window.UISubmap = (function () {
       smoothHeightMap: false,
       rescaleStyles: false,
       scale: 1,
+      gridAlgorithm,
       projection,
       inverse
     });
@@ -229,7 +231,8 @@ window.UISubmap = (function () {
       smoothHeightMap: scale > 2,
       inverse: (x, y) => [x / origScale + x0, y / origScale + y0],
       projection: (x, y) => [(x - x0) * origScale, (y - y0) * origScale],
-      scale: origScale
+      scale: origScale,
+      gridAlgorithm: window[byId('gridAlgorithm').value],
     };
 
     // converting map position on the planet