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33333-33333 2026-05-21 22:03:14 +09:00
commit 3fe9c31453
12 changed files with 963 additions and 127 deletions
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21
mapFeatures.js
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@ -34,6 +34,11 @@ export function generateMapFeatures(seed, terrain) {
basinField,
coastalLowland,
flowAccum,
arcSpineField,
branchRidgeField,
depositionalLowland,
alluvialFanField,
deltaField,
portSuitability,
crossingSuitability,
passSuitability,
@ -108,9 +113,11 @@ export function generateMapFeatures(seed, terrain) {
for (let x = 2; x < MAP_W - 2; x++) {
const i = indexOf(x, y);
if (sea[i]) continue;
const depositional = (depositionalLowland?.[i] || 0) + (alluvialFanField?.[i] || 0) * 0.65 + (deltaField?.[i] || 0) * 0.85;
const spineBarrier = (arcSpineField?.[i] || 0) * 0.62 + (branchRidgeField?.[i] || 0) * 0.42;
const valleyCorridor = clamp(valleyField[i] * 0.62 + river[i] * 0.16);
const lowlandCorridor = clamp(coastalLowland[i] * 0.38 + basinField[i] * 0.34 + plain[i] * 0.24 + agriculture[i] * 0.18);
const terrainGate = clamp(1.0 - slope[i] * 1.18 - ridgeField[i] * 0.52 - Math.max(0, elevation[i] - 0.62) * 1.35, 0.08, 1);
const lowlandCorridor = clamp(coastalLowland[i] * 0.38 + basinField[i] * 0.34 + plain[i] * 0.24 + agriculture[i] * 0.18 + depositional * 0.22);
const terrainGate = clamp(1.0 - slope[i] * 1.18 - ridgeField[i] * 0.52 - spineBarrier * 0.34 - Math.max(0, elevation[i] - 0.62) * 1.35, 0.08, 1);
const localPatch = valueNoise(x * 0.7, y * 0.7, seed + 1037, 10);
const broadPatch = fbm(x * 0.32 + 71, y * 0.32 - 19, seed + 1038);
settlementCluster[i] = clamp((valleyCorridor + lowlandCorridor) * terrainGate * (0.72 + broadPatch * 0.42 + localPatch * 0.18));
@ -124,10 +131,12 @@ export function generateMapFeatures(seed, terrain) {
if (sea[i]) continue;
let nearFeature = 0;
for (const p of [...ports, ...crossings, ...passes]) nearFeature = Math.max(nearFeature, 1 / (1 + Math.hypot(x - p.x, y - p.y) / 4));
const riverPull = Math.min(0.32, river[i] * 0.14 + valleyField[i] * 0.16);
const depositional = (depositionalLowland?.[i] || 0) + (alluvialFanField?.[i] || 0) * 0.62 + (deltaField?.[i] || 0) * 0.95;
const spineBarrier = (arcSpineField?.[i] || 0) * 0.48 + (branchRidgeField?.[i] || 0) * 0.34;
const riverPull = Math.min(0.36, river[i] * 0.14 + valleyField[i] * 0.16 + depositional * 0.08);
const mountainVillage = valleyField[i] * clamp(elevation[i] - 0.42, 0, 0.3) * 0.52;
const remoteMountainPenalty = Math.max(0, elevation[i] - 0.58) * Math.max(0, ridgeField[i] - 0.22) * (1 - valleyField[i]) * 0.75;
const base = agriculture[i] * 0.50 + plain[i] * 0.14 + nearFeature * 0.23 + riverPull + basinField[i] * 0.13 + coastalLowland[i] * 0.08 + mountainVillage - slope[i] * 0.48 - ridgeField[i] * 0.24 - floodplain[i] * 0.06 - remoteMountainPenalty;
const remoteMountainPenalty = Math.max(0, elevation[i] - 0.58) * Math.max(0, ridgeField[i] + spineBarrier - 0.22) * (1 - valleyField[i]) * 0.75;
const base = agriculture[i] * 0.50 + plain[i] * 0.14 + nearFeature * 0.23 + riverPull + basinField[i] * 0.13 + coastalLowland[i] * 0.08 + depositional * 0.13 + mountainVillage - slope[i] * 0.48 - ridgeField[i] * 0.24 - spineBarrier * 0.12 - floodplain[i] * 0.06 - remoteMountainPenalty;
settlementScore[i] = clamp(base * (0.74 + settlementCluster[i] * 0.66) + settlementCluster[i] * 0.13);
}
}
@ -159,7 +168,7 @@ export function generateMapFeatures(seed, terrain) {
let featurePull = 0;
for (const p of [...ports, ...crossings]) featurePull = Math.max(featurePull, 1 / (1 + Math.hypot(x - p.x, y - p.y) / 3));
const confluence = river[i] > 0.36 && valleyField[i] > 0.24 ? 0.12 : 0;
marketScore[i] = clamp(villagePull * 1.25 + featurePull * 0.34 + plain[i] * 0.2 + basinField[i] * 0.16 + confluence + coastalLowland[i] * 0.08 + river[i] * 0.035 - slope[i] * 0.32 - ridgeField[i] * 0.18 + nearbyVillages * 0.012);
marketScore[i] = clamp(villagePull * 1.25 + featurePull * 0.34 + plain[i] * 0.2 + basinField[i] * 0.16 + (depositionalLowland?.[i] || 0) * 0.10 + (deltaField?.[i] || 0) * 0.08 + confluence + coastalLowland[i] * 0.08 + river[i] * 0.035 - slope[i] * 0.32 - ridgeField[i] * 0.18 - (arcSpineField?.[i] || 0) * 0.08 + nearbyVillages * 0.012);
}
}