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heightmap selection - refactor, make generation immutable to get predictable result

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Azgaar 2022-05-29 22:11:32 +03:00
parent 4f372c7a46
commit 662163176b
12 changed files with 197 additions and 158 deletions
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18
modules/ui/general.js
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@ -81,10 +81,10 @@ function handleMouseMove() {
if (i === undefined) return;
showNotes(d3.event);
const g = findGridCell(point[0], point[1]); // grid cell id
const gridCell = findGridCell(point[0], point[1], grid);
if (tooltip.dataset.main) showMainTip();
else showMapTooltip(point, d3.event, i, g);
if (cellInfo?.offsetParent) updateCellInfo(point, i, g);
else showMapTooltip(point, d3.event, i, gridCell);
if (cellInfo?.offsetParent) updateCellInfo(point, i, gridCell);
}
// show note box on hover (if any)
@ -244,7 +244,7 @@ function updateCellInfo(point, i, g) {
infoCell.innerHTML = i;
infoArea.innerHTML = cells.area[i] ? si(getArea(cells.area[i])) + " " + getAreaUnit() : "n/a";
infoEvelation.innerHTML = getElevation(pack.features[f], pack.cells.h[i]);
infoDepth.innerHTML = getDepth(pack.features[f], pack.cells.h[i], point);
infoDepth.innerHTML = getDepth(pack.features[f], point);
infoTemp.innerHTML = convertTemperature(grid.cells.temp[g]);
infoPrec.innerHTML = cells.h[i] >= 20 ? getFriendlyPrecipitation(i) : "n/a";
infoRiver.innerHTML = cells.h[i] >= 20 && cells.r[i] ? getRiverInfo(cells.r[i]) : "no";
@ -276,11 +276,11 @@ function getElevation(f, h) {
}
// get water depth
function getDepth(f, h, p) {
function getDepth(f, p) {
if (f.land) return "0 " + heightUnit.value; // land: 0
// lake: difference between surface and bottom
const gridH = grid.cells.h[findGridCell(p[0], p[1])];
const gridH = grid.cells.h[findGridCell(p[0], p[1], grid)];
if (f.type === "lake") {
const depth = gridH === 19 ? f.height / 2 : gridH;
return getHeight(depth, "abs");
@ -290,9 +290,9 @@ function getDepth(f, h, p) {
}
// get user-friendly (real-world) height value from map data
function getFriendlyHeight(p) {
const packH = pack.cells.h[findCell(p[0], p[1])];
const gridH = grid.cells.h[findGridCell(p[0], p[1])];
function getFriendlyHeight([x, y]) {
const packH = pack.cells.h[findCell(x, y, grid)];
const gridH = grid.cells.h[findGridCell(x, y, grid)];
const h = packH < 20 ? gridH : packH;
return getHeight(h);
}