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https://github.com/Azgaar/Fantasy-Map-Generator.git
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v1.4.27
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Azgaar
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882d024e24
commit
2d00b3c25b
6 changed files with 111 additions and 82 deletions
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@ -24,7 +24,6 @@ function showEPForRiver(node) {
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function showElevationProfile(data, routeLen, isRiver) {
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// data is an array of cell indexes, routeLen is the distance (in actual metres/feet), isRiver should be true for rivers, false otherwise
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document.getElementById("epScaleRange").addEventListener("change", draw);
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document.getElementById("epCurve").addEventListener("change", draw);
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document.getElementById("epSave").addEventListener("click", downloadCSV);
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@ -36,30 +35,25 @@ function showElevationProfile(data, routeLen, isRiver) {
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});
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// prevent river graphs from showing rivers as flowing uphill - remember the general slope
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var slope = 0;
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let slope = 0;
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if (isRiver) {
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if (pack.cells.h[data[0]] < pack.cells.h[data[data.length-1]]) {
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slope = 1; // up-hill
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} else if (pack.cells.h[data[0]] > pack.cells.h[data[data.length-1]]) {
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slope = -1; // down-hill
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slope = -1; // down-hill
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}
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}
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const chartWidth = window.innerWidth-180;
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const chartHeight = 300; // height of our land/sea profile, excluding the biomes data below
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const xOffset = 80;
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const yOffset = 80; // this is our drawing starting point from top-left (y = 0) of SVG
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const chartWidth = window.innerWidth-180, chartHeight = 300; // height of our land/sea profile, excluding the biomes data below
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const xOffset = 80, yOffset = 80; // this is our drawing starting point from top-left (y = 0) of SVG
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const biomesHeight = 40;
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let lastBurgIndex = 0;
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let lastBurgCell = 0;
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let burgCount = 0;
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let chartData = {biome:[], burg:[], cell:[], height:[], mi:1000000, ma:0, mih: 100, mah: 0, points:[] }
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for (let i=0, prevB=0, prevH=-1; i<data.length; i++) {
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let chartData = {biome:[], burg:[], cell:[], height:[], mi:1000000, ma:0, mih: 100, mah: 0, points:[]};
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for (let i=0, prevB=0, prevH=-1; i <data.length; i++) {
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let cell = data[i];
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let h = pack.cells.h[cell];
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if (h < 20) h = 20;
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@ -72,7 +66,6 @@ function showElevationProfile(data, routeLen, isRiver) {
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}
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}
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prevH = h;
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// river up-hill checks stop here
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let b = pack.cells.burg[cell];
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if (b == prevB) b = 0;
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@ -100,7 +93,7 @@ function showElevationProfile(data, routeLen, isRiver) {
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function downloadCSV() {
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let data = "Point,X,Y,Cell,Height,Height value,Population,Burg,Burg population,Biome,Biome color,Culture,Culture color,Religion,Religion color,Province,Province color,State,State color\n"; // headers
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for (let k=0; k<chartData.points.length; k++) {
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for (let k=0; k < chartData.points.length; k++) {
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let cell = chartData.cell[k];
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let burg = pack.cells.burg[cell];
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let biome = pack.cells.biome[cell];
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@ -143,26 +136,26 @@ function showElevationProfile(data, routeLen, isRiver) {
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}
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function draw() {
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chartData.points = [];
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chartData.points = [];
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let heightScale = 100 / parseInt(epScaleRange.value);
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heightScale *= 0.90; // curves cause the heights to go slightly higher, adjust here
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heightScale *= .9; // curves cause the heights to go slightly higher, adjust here
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const xscale = d3.scaleLinear().domain([0, data.length]).range([0, chartWidth]);
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const yscale = d3.scaleLinear().domain([0, chartData.ma * heightScale]).range([chartHeight, 0]);
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for (let i=0; i<data.length; i++) {
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chartData.points.push([xscale(i) + xOffset, yscale(chartData.height[i]) + yOffset]);
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}
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document.getElementById("elevationGraph").innerHTML = "";
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const chart = d3.select("#elevationGraph").append("svg").attr("width", chartWidth+120).attr("height", chartHeight+yOffset+biomesHeight).attr("id", "elevationSVG").attr("class", "epbackground");
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// arrow-head definition
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chart.append("defs").append("marker").attr("id", "arrowhead").attr("orient", "auto").attr("markerWidth", "2").attr("markerHeight", "4").attr("refX", "0.1").attr("refY", "2").append("path").attr("d", "M0,0 V4 L2,2 Z").attr("fill", "darkgray");
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let colors = getColorScheme();
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var landdef = chart.select("defs").append("linearGradient").attr("id", "landdef").attr("x1", "0%").attr("y1", "0%").attr("x2", "0%").attr("y2", "100%");
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const landdef = chart.select("defs").append("linearGradient").attr("id", "landdef").attr("x1", "0%").attr("y1", "0%").attr("x2", "0%").attr("y2", "100%");
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if (chartData.mah == chartData.mih) {
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landdef.append("stop").attr("offset", "0%").attr("style", "stop-color:" + getColor(chartData.mih, colors) + ";stop-opacity:1");
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@ -173,7 +166,7 @@ function showElevationProfile(data, routeLen, isRiver) {
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landdef.append("stop").attr("offset", perc*100 + "%").attr("style", "stop-color:" + getColor(k, colors) + ";stop-opacity:1");
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}
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}
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// land
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let curve = d3.line().curve(d3.curveBasis); // see https://github.com/d3/d3-shape#curves
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let epCurveIndex = parseInt(epCurve.selectedIndex);
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@ -185,35 +178,35 @@ function showElevationProfile(data, routeLen, isRiver) {
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case 4 : curve = d3.line().curve(d3.curveMonotoneX); break;
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case 5 : curve = d3.line().curve(d3.curveNatural); break;
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}
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// copy the points so that we can add extra straight pieces, else we get curves at the ends of the chart
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let extra = chartData.points.slice();
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var path = curve(extra);
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let path = curve(extra);
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// this completes the right-hand side and bottom of our land "polygon"
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path += " L" + parseInt(xscale(extra.length) + +xOffset) + "," + parseInt(extra[extra.length-1][1]);
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path += " L" + parseInt(xscale(extra.length) + +xOffset) + "," + parseInt(yscale(0) + +yOffset);
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path += " L" + parseInt(xscale(0) + +xOffset) +"," + parseInt(yscale(0) + +yOffset);
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path += "Z";
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chart.append("g").attr("id", "epland").append("path").attr("d", path).attr("stroke", "purple").attr("stroke-width", "0").attr("fill", "url(#landdef)");
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path += "Z";
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chart.append("g").attr("id", "epland").append("path").attr("d", path).attr("stroke", "purple").attr("stroke-width", "0").attr("fill", "url(#landdef)");
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// biome / heights
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let g = chart.append("g").attr("id", "epbiomes");
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const hu = heightUnit.value;
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for(var k=0; k<chartData.points.length; k++) {
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for(let k=0; k < chartData.points.length; k++) {
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const x = chartData.points[k][0];
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const y = yOffset + chartHeight;
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const c = biomesData.color[chartData.biome[k]];
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const dataTip = biomesData.name[chartData.biome[k]]+" (" + chartData.height[k] + " " + hu + ", cell " + chartData.cell[k] + ")";
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g.append("rect").attr("stroke", c).attr("fill", c).attr("x", x).attr("y", y).attr("width", xscale(1)).attr("height", 15).attr("data-tip", dataTip);
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}
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const xAxis = d3.axisBottom(xscale).ticks(10).tickFormat(function(d){ return (rn(d / chartData.points.length * routeLen) + " " + distanceUnitInput.value);});
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const yAxis = d3.axisLeft(yscale).ticks(5).tickFormat(function(d) { return d + " " + hu; });
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const xGrid = d3.axisBottom(xscale).ticks(10).tickSize(-chartHeight).tickFormat("");
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const yGrid = d3.axisLeft(yscale).ticks(5).tickSize(-chartWidth).tickFormat("");
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chart.append("g")
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.attr("id", "epxaxis")
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.attr("transform", "translate(" + xOffset + "," + parseInt(chartHeight + +yOffset + 20) + ")")
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@ -223,12 +216,12 @@ function showElevationProfile(data, routeLen, isRiver) {
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.attr("transform", function(d) {
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return "rotate(0)" // used to rotate labels, - anti-clockwise, + clockwise
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});
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chart.append("g")
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.attr("id", "epyaxis")
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.attr("transform", "translate(" + parseInt(+xOffset-10) + "," + parseInt(+yOffset) + ")")
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.call(yAxis);
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// add the X gridlines
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chart.append("g")
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.attr("id", "epxgrid")
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@ -236,38 +229,36 @@ function showElevationProfile(data, routeLen, isRiver) {
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.attr("stroke-dasharray", "4 1")
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.attr("transform", "translate(" + xOffset + "," + parseInt(chartHeight + +yOffset) + ")")
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.call(xGrid);
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// add the Y gridlines
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chart.append("g")
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chart.append("g")
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.attr("id", "epygrid")
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.attr("class", "epgrid")
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.attr("stroke-dasharray", "4 1")
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.attr("transform", "translate(" + xOffset + "," + yOffset + ")")
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.call(yGrid);
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// draw city labels - try to avoid putting labels over one another
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// draw city labels - try to avoid putting labels over one another
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g = chart.append("g").attr("id", "epburglabels");
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var y1 = 0;
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var add = 15;
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let y1 = 0;
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const add = 15;
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let xwidth = chartData.points[1][0] - chartData.points[0][0];
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for (let k=0; k<chartData.points.length; k++)
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{
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if (chartData.burg[k] > 0) {
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let b = chartData.burg[k];
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let x1 = chartData.points[k][0]; // left side of graph by default
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if (k > 0) x1 += xwidth/2; // center it if not first
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if (k == chartData.points.length-1)
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x1 = chartWidth + xOffset; // right part of graph
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if (k == chartData.points.length-1) x1 = chartWidth + xOffset; // right part of graph
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y1+=add;
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if (y1 >= yOffset) { y1 = add; }
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var d1 = 0;
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if (y1 >= yOffset) y1 = add;
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// burg name
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g.append("text").attr("id", "ep" + b).attr("class", "epburglabel").attr("x", x1).attr("y", y1).attr("text-anchor", "middle");
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document.getElementById("ep" + b).innerHTML = pack.burgs[b].name;
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// arrow from burg name to graph line
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g.append("path").attr("id", "eparrow" + b).attr("d", "M" + x1.toString() + "," + (y1+3).toString() + "L" + x1.toString() + "," + parseInt(chartData.points[k][1]-3).toString()).attr("stroke", "darkgray").attr("fill", "lightgray").attr("stroke-width", "1").attr("marker-end", "url(#arrowhead)");
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}
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@ -284,4 +275,3 @@ function showElevationProfile(data, routeLen, isRiver) {
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modules.elevation = false;
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}
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}
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