파일 이식(0.31.1)

hwe/ts/utilGame/techLevel.ts

@@ -0,0 +1,22 @@
+
+import { clamp } from "lodash";
+
+export const TECH_LEVEL_YEAR_GAP = 5;
+export const TECH_LEVEL_STEP = 1000;
+
+export function isTechLimited(startYear: number, year: number, tech: number, maxTechLevel: number): boolean {
+  const relMaxTech = getMaxRelativeTechLevel(startYear, year, maxTechLevel);
+  const techLevel = convTechLevel(tech, maxTechLevel);
+
+  return techLevel >= relMaxTech;
+}
+
+export function convTechLevel(tech: number, maxTechLevel: number): number{
+  return clamp(Math.floor(tech / TECH_LEVEL_STEP), 0, maxTechLevel);
+}
+
+
+export function getMaxRelativeTechLevel(startYear: number, year: number, maxTechLevel: number): number {
+  const relYear = year - startYear;
+  return clamp(Math.floor(relYear / TECH_LEVEL_YEAR_GAP) + 1, 1, maxTechLevel);
+}