Merge remote-tracking branch 'origin/sub_laptop_8' into sub_laptop_4

B05_Profile/B05_Profile_UI_Corridor_Tin.ts

@@ -42,13 +42,15 @@ const GRID_M = 2;
  * 잇는 띠를 1.5~2.5 m 로 늘림. 변 판정(boundary.touches)은 그대로. */
 export const SEAM_M = 1.5;
 
-/** 노면부 띠 — 행마다 좌우 노면 끝 사이 사각형(리본이 덮는 자리 · 망에서 뺀다). */
+/** 노면부 띠 — 행마다 좌우 노면 끝 사이 사각형(리본이 덮는 자리 · 망에서 뺀다) · 여러 벌이면 띠 전부. */
 class RoadStrip extends CellRegion {
-  constructor(road: TinDesign["road"]) {
+  constructor(roads: ReadonlyArray<TinDesign["road"]>) {
     super();
     const p = ([x, z]: [number, number]) => ({ x, z });
-    for (let i = 0; i + 1 < road.left.length; i += 1) {
-      this.addCell(p(road.left[i]), p(road.right[i]), p(road.right[i + 1]), p(road.left[i + 1]));
+    for (const road of roads) {
+      for (let i = 0; i + 1 < road.left.length; i += 1) {
+        this.addCell(p(road.left[i]), p(road.right[i]), p(road.right[i + 1]), p(road.left[i + 1]));
+      }
     }
     this.buildIndex();
   }
@@ -199,12 +201,13 @@ export function tinTerrain(
   const design = designer(build, groundAt, bounds);
   if (!design) return null;
 
-  const outer = new LoopIndex([design.outer]);
+  const outers = design.outers ?? [design.outer];
+  const outer = new LoopIndex(outers);
   const holes = new LoopIndex(design.holes);
   const inRegion = (x: number, z: number): boolean => outer.contains(x, z) || holes.contains(x, z);
   const boundary = new SegGrid(GRID_M);
   let segment = 0;
-  [design.outer, ...design.holes].forEach((loop) => {
+  [...outers, ...design.holes].forEach((loop) => {
     for (let i = 0, j = loop.length - 1; i < loop.length; j = i, i += 1) {
       boundary.add(segment, loop[j][0], loop[j][1], loop[i][0], loop[i][1]);
       segment += 1;
@@ -276,7 +279,7 @@ export function tinTerrain(
   }
 
   const { triangles, failed } = pslg.triangulate();
-  const road = new RoadStrip(design.road);
+  const road = new RoadStrip(design.roads ?? [design.road]);
   const positions: number[] = [];
   const colors: number[] = [];
   const keep: number[] = [];

B05_Profile/B05_Profile_UI_Markers.ts

@@ -253,6 +253,19 @@ export function createRouteMarkers(
     warnings: Array<{ polyline_start_index: number; polyline_end_index: number }> = [],
   ): void {
     disposeGroup(routeGroup);
+    drawRoute(polyline, warnings);
+  }
+
+  /** 여러 선(D03 노선망 · PLAN 601-2) — 앞 선들을 버리고 한꺼번에 · 경고 구간 없음. */
+  function renderRoutes(polylines: Array<Array<{ x: number; y: number; z?: number }>>): void {
+    disposeGroup(routeGroup);
+    polylines.forEach((polyline) => drawRoute(polyline, []));
+  }
+
+  function drawRoute(
+    polyline: Array<{ x: number; y: number; z?: number }>,
+    warnings: Array<{ polyline_start_index: number; polyline_end_index: number }>,
+  ): void {
     const bounds = getBounds();
     if (!bounds || polyline.length < 2) return;
     // 정점 사이를 잘게 나눠 **각 점의 지형고를 찍어** 선을 지면에 붙인다(2026-09-06).
@@ -551,6 +564,7 @@ export function createRouteMarkers(
     },
     renderMarkers,
     renderRoute,
+    renderRoutes,
     renderStationLines,
     selectStation,
     setStationLinesVisible(visible: boolean) {

B05_Profile/B05_Profile_UI_Viewer.ts

@@ -82,6 +82,8 @@ export interface RouteViewer {
    * 이 호출 뒤에 할 것. null이면 코리도 제거.
    */
   setCorridor: (build: CorridorBuildResult | null) => void;
+  /** 여러 벌(D03 노선망 · PLAN 601-2) — 벌마다 노면 · 지형 잘림 한 번 · 빈 배열 = 지움. */
+  setCorridors: (builds: CorridorBuildResult[]) => void;
   /** [예상형상] 토글 — ON: 클리핑 지형+코리도(공사 후), OFF: 원본 지형 완전체. */
   setCorridorVisible: (visible: boolean) => void;
   renderStationLines: (stations: SectionStationMarker[], halfWidth: number) => void;
@@ -494,6 +496,7 @@ export function createRouteViewer(): RouteViewer {
       corridor.setSurfaceVisible(visible);
     },
     setCorridor: corridor.set,
+    setCorridors: corridor.setMany,
     setCorridorVisible: corridor.setVisible,
     setSurfaceGrayscale(grayscale) {
       if (surfaceGrayscale === grayscale) return;

B05_Profile/B05_Profile_UI_Viewer_Corridor.ts

@@ -3,6 +3,8 @@
  * 3D 뷰어의 예상형상(코리도) 조각 — 원본/예상형상 지형 스왑 + 계획 서피스 조합.
  * 예상형상 = 제안 ③(측점 횡단 기반 사면 · `_Loft.ts`) 하나 · 노면부만 코리도로 그린다.
  * ③ 을 못 만들면(높이 색인 없음 · 측점 부족) 원지형 그대로.
+ * 여러 벌(D03 노선망 · PLAN 601-2 `setMany`) = 벌마다 노면 그룹 · 지형 잘림은 벌마다 설계를 한 PSLG 로 합쳐 한 번에.
+ * 한 벌(`set`)은 옛 길 그대로(B05 화면 동작 같음).
  *
  * 뷰어 본체(`B05_Profile_UI_Viewer.ts`)가 700줄을 넘어 이 부분만 뗐다(계획서 24-3a).
  * 지형 · 범위 · 높이 색인은 뷰어가 쥐고, 여기서는 받아 읽기만 한다.
@@ -15,7 +17,11 @@ import { createCorridorGroup } from "./B05_Profile_UI_Corridor_Mesh";
 import { setCorridorBuildSummary } from "./B05_Profile_UI_Viewer_Debug";
 import type { TerrainHeightIndex } from "./B05_Profile_UI_Corridor_Terrain";
 import { BAND_MARGIN_M, TerrainBandSplit, type SceneBox } from "./B05_Profile_UI_Corridor_Split";
-import { loftTerrain } from "./B05_Profile_UI_Corridor_Loft";
+import { loftDesign, loftTerrain } from "./B05_Profile_UI_Corridor_Loft";
+import { smoothSlopeNormals } from "./B05_Profile_UI_Corridor_Loft_Shade";
+import { tinTerrain, type TinDesigner } from "./B05_Profile_UI_Corridor_Tin";
+import type { TinDesign } from "./logic/B05_Profile_UI_Corridor_Tin_Design";
+import { Pslg } from "./logic/B05_Profile_UI_Corridor_Tin_Pslg";
 
 /** 서피스 삼각형 수 — 예상형상 지형이 실제로 바뀌었는지 확인하는 계측용. */
 function countTriangles(root: THREE.Object3D | null): number {
@@ -81,6 +87,8 @@ export interface ViewerCorridorDeps {
 
 export interface ViewerCorridor {
   set: (build: CorridorBuildResult | null) => void;
+  /** 여러 벌 — 빈 배열 = 지움 · 한 벌 = `set` 과 같음. */
+  setMany: (builds: CorridorBuildResult[]) => void;
   setVisible: (visible: boolean) => void;
   setSurfaceVisible: (visible: boolean) => void;
   /** 지형이 바뀌기 전 — 밴드 분할본을 버린다. */
@@ -100,9 +108,57 @@ function roadOnly(build: CorridorBuildResult): CorridorBuildResult {
   };
 }
 
+/** 벌마다 설계를 한 PSLG 로 — 점 · 변 옮겨 담고 벌 사이 교차를 다시 나눔 · 둘레 · 띠 = 벌마다(합집합). */
+function mergeDesigns(designs: TinDesign[]): TinDesign | null {
+  if (designs.length <= 1) return designs[0] ?? null;
+  const pslg = new Pslg();
+  const stats = { rows: 0, sections: 0, bowtie: 0, bendLines: 0, holes: 0, splits: 0 };
+  for (const design of designs) {
+    const from = design.pslg;
+    const ids = from.x.map((x, i) => pslg.addPoint(x, from.z[i], from.y[i], from.tag[i]));
+    from.kinds.forEach((kind, e) =>
+      pslg.addEdge(ids[from.edges[e * 2]], ids[from.edges[e * 2 + 1]], kind),
+    );
+    (Object.keys(stats) as Array<keyof typeof stats>).forEach((key) => {
+      stats[key] += design.stats[key];
+    });
+  }
+  stats.splits += pslg.splitCrossings();
+  return {
+    pslg,
+    outer: designs[0].outer,
+    holes: designs.flatMap((design) => design.holes),
+    road: designs[0].road,
+    outers: designs.map((design) => design.outer),
+    roads: designs.map((design) => design.road),
+    stats,
+  };
+}
+
+/** 여러 벌 제안 ③ 지형 — 벌마다 `loftDesign` → 합침 → TIN 한 번. */
+function loftTerrainMany(
+  split: TerrainBandSplit,
+  builds: CorridorBuildResult[],
+  bounds: ModelBounds,
+  heightIndex: TerrainHeightIndex,
+): ReturnType<typeof loftTerrain> {
+  const usable = builds.filter((build) => build.sections?.length);
+  if (!usable.length) return null;
+  const designer: TinDesigner = (_build, groundAt, box) =>
+    mergeDesigns(
+      usable.flatMap((build) => {
+        const design = loftDesign(build, groundAt, box);
+        return design ? [design] : [];
+      }),
+    );
+  return tinTerrain(split, usable[0], bounds, heightIndex, designer, (mesh) =>
+    smoothSlopeNormals(mesh),
+  );
+}
+
 export function createViewerCorridor(deps: ViewerCorridorDeps): ViewerCorridor {
   const { scene } = deps;
-  let corridorBuild: CorridorBuildResult | null = null;
+  let corridorBuilds: CorridorBuildResult[] = [];
   let corridorGroup: THREE.Group | null = null;
   let clippedTerrain: THREE.Object3D | null = null;
   /** 지형 near/far 분할본 — 편집마다 노선 주변만 재트림하려고 1회만 만든다. */
@@ -110,7 +166,7 @@ export function createViewerCorridor(deps: ViewerCorridorDeps): ViewerCorridor {
   let corridorOn = true; // [예상형상] 기본 ON — 계획서피스가 보이는 게 기본값.
   let surfaceOn = true; // 기존 [지표면] 토글 상태(코리도 스왑과 조합).
   /** 코리도 그룹에 그린 빌드(노면부만). */
-  let drawnBuild: CorridorBuildResult | null = null;
+  let drawnBuilds: CorridorBuildResult[] = [];
 
   /** 표시 상태 일괄 적용 — 클리핑본이 준비되기 전에는 원본 지형을 그대로 둔다. */
   function applyCorridorVisibility(): void {
@@ -133,8 +189,8 @@ export function createViewerCorridor(deps: ViewerCorridorDeps): ViewerCorridor {
     clippedTerrain = null;
   }
 
-  /** 코리도를 넉넉히 감싼 밴드(씬 좌표) — 이 안쪽만 편집마다 다시 트림한다. */
-  function corridorBand(build: CorridorBuildResult): SceneBox | null {
+  /** 코리도를 넉넉히 감싼 밴드(씬 좌표) — 이 안쪽만 편집마다 다시 트림한다(여러 벌 = 모두 감쌈). */
+  function corridorBand(builds: CorridorBuildResult[]): SceneBox | null {
     const bounds = deps.bounds();
     if (!bounds) return null;
     const ox = (bounds.x[0] + bounds.x[1]) / 2;
@@ -143,23 +199,25 @@ export function createViewerCorridor(deps: ViewerCorridorDeps): ViewerCorridor {
     let maxX = -Infinity;
     let minZ = Infinity;
     let maxZ = -Infinity;
-    [...build.outline.left, ...build.outline.right].forEach(([mx, my]) => {
-      const x = mx - ox;
-      const z = -(my - oy);
-      if (x < minX) minX = x;
-      if (x > maxX) maxX = x;
-      if (z < minZ) minZ = z;
-      if (z > maxZ) maxZ = z;
-    });
+    builds
+      .flatMap((build) => [...build.outline.left, ...build.outline.right])
+      .forEach(([mx, my]) => {
+        const x = mx - ox;
+        const z = -(my - oy);
+        if (x < minX) minX = x;
+        if (x > maxX) maxX = x;
+        if (z < minZ) minZ = z;
+        if (z > maxZ) maxZ = z;
+      });
     if (!Number.isFinite(minX)) return null;
     return { minX, maxX, minZ, maxZ };
   }
 
   /** 밴드 분할본 확보 — 코리도가 밴드를 벗어났을 때만 다시 가른다. */
-  function ensureBandSplit(build: CorridorBuildResult): TerrainBandSplit | null {
+  function ensureBandSplit(builds: CorridorBuildResult[]): TerrainBandSplit | null {
     const terrain = deps.terrain();
     if (!terrain) return null;
-    const box = corridorBand(build);
+    const box = corridorBand(builds);
     if (!box) return null;
     if (bandSplit?.covers(box)) return bandSplit;
     bandSplit?.dispose();
@@ -182,21 +240,26 @@ export function createViewerCorridor(deps: ViewerCorridorDeps): ViewerCorridor {
   /** 클리핑본 재생성 — 무거우므로 코리도 표시 후 다음 프레임에 수행(비동기 스왑). */
   function scheduleTerrainClip(): void {
     disposeClippedTerrain();
-    if (!corridorBuild || !deps.terrain() || !deps.bounds()) {
+    if (!corridorBuilds.length || !deps.terrain() || !deps.bounds()) {
       applyCorridorVisibility();
       return;
     }
-    const buildAtSchedule = corridorBuild;
+    const buildsAtSchedule = corridorBuilds;
     requestAnimationFrame(() => {
       const terrain = deps.terrain();
       const bounds = deps.bounds();
       // 예약 사이에 코리도가 교체·제거됐으면 이 클립은 폐기한다.
-      if (corridorBuild !== buildAtSchedule || !terrain || !bounds) return;
-      const drawn = drawnBuild ?? buildAtSchedule;
+      if (corridorBuilds !== buildsAtSchedule || !terrain || !bounds) return;
+      const [buildAtSchedule] = buildsAtSchedule;
+      const drawn = drawnBuilds.length ? drawnBuilds : buildsAtSchedule;
       const split = ensureBandSplit(drawn);
       if (!split) return;
       const heightIndex = deps.heightIndex();
-      const shaped = heightIndex ? loftTerrain(split, buildAtSchedule, bounds, heightIndex) : null;
+      const shaped = !heightIndex
+        ? null
+        : buildsAtSchedule.length === 1
+          ? loftTerrain(split, buildAtSchedule, bounds, heightIndex)
+          : loftTerrainMany(split, buildsAtSchedule, bounds, heightIndex);
       (window as unknown as { __corridorDeform?: unknown }).__corridorDeform =
         shaped?.stats ?? null;
       disposeClippedTerrain();
@@ -221,14 +284,18 @@ export function createViewerCorridor(deps: ViewerCorridorDeps): ViewerCorridor {
     applyCorridorVisibility();
   }
 
-  function set(build: CorridorBuildResult | null): void {
+  function setMany(builds: CorridorBuildResult[]): void {
     disposeCorridorGroup();
-    corridorBuild = build;
+    corridorBuilds = builds;
     const bounds = deps.bounds();
-    drawnBuild = build && bounds ? roadOnly(build) : null;
-    setCorridorBuildSummary(drawnBuild ?? build);
-    if (drawnBuild && bounds) {
-      corridorGroup = createCorridorGroup(drawnBuild, bounds);
+    drawnBuilds = bounds ? builds.map(roadOnly) : [];
+    setCorridorBuildSummary(drawnBuilds[0] ?? builds[0] ?? null);
+    if (drawnBuilds.length && bounds) {
+      if (drawnBuilds.length === 1) corridorGroup = createCorridorGroup(drawnBuilds[0], bounds);
+      else {
+        corridorGroup = new THREE.Group();
+        drawnBuilds.forEach((drawn) => corridorGroup!.add(createCorridorGroup(drawn, bounds)));
+      }
       scene.add(corridorGroup);
       deps.onGroup();
     }
@@ -236,7 +303,8 @@ export function createViewerCorridor(deps: ViewerCorridorDeps): ViewerCorridor {
   }
 
   return {
-    set,
+    set: (build) => setMany(build ? [build] : []),
+    setMany,
     setVisible(visible) {
       corridorOn = visible;
       applyCorridorVisibility();
@@ -250,12 +318,12 @@ export function createViewerCorridor(deps: ViewerCorridorDeps): ViewerCorridor {
       bandSplit = null;
     },
     rebuild() {
-      if (corridorBuild) set(corridorBuild);
+      if (corridorBuilds.length) setMany(corridorBuilds);
     },
     group: () => corridorGroup,
     clipped: () => clippedTerrain,
     dispose() {
-      corridorBuild = null; // 예약된 클립 콜백 무효화.
+      corridorBuilds = []; // 예약된 클립 콜백 무효화.
       disposeCorridorGroup();
       disposeClippedTerrain();
       bandSplit?.dispose();

B05_Profile/logic/B05_Profile_UI_Corridor_Tin_Design.ts

@@ -24,6 +24,9 @@ export interface TinDesign {
   holes: Array<Array<[number, number]>>;
   /** 노면부 띠 행(씬 평면) — 좌 · 우 노면 끝. */
   road: { left: Array<[number, number]>; right: Array<[number, number]> };
+  /** 여러 벌(D03 노선망 · PLAN 601-2) — 있으면 `outer` · `road` 대신 이 둘레 · 띠 전부(합집합). */
+  outers?: Array<Array<[number, number]>>;
+  roads?: Array<TinDesign["road"]>;
   stats: {
     rows: number;
     sections: number;

D03_PlanAnalysis/D03_PlanAnalysis_UI_3D.ts

@@ -1,25 +1,47 @@
 /* =============================================================================
  * D03_PlanAnalysis_UI_3D.ts
- * D03 [3D] 큰 모달(PLAN 530-3 · 563-1) — 사업 전체 DEM + 그은 선 하나(지반에 붙임) + 측점 막대.
- *   선 고름 = 모달 위 칸(본선 · 갈래) · 뷰어 = B05 `createRouteViewer` 그대로 · 닫으면 버림(WebGL 문맥까지).
- *   예상 코리도 없음(꺾은선 · 계획고 = 지반고라 절성토 0 — 요구서 389 3장 11).
+ * D03 [3D] 큰 모달(PLAN 530-3 · 563-1 · 601-3 · 요구 463-21) — 사업 전체 DEM + 노선망 전체(본선 · 갈래) 한 번에.
+ *   선마다 예상 코리도 = 측점 예상 단면(`logic/D03_PlanAnalysis_Expect` · 리핑암 · 산쪽 절토 · 일반 측구 ·
+ *   계획고 = 지반고) → B05 `buildCorridor` → 뷰어 `setCorridors`(벌마다 노면 · 지형 잘림 한 번) ·
+ *   갈래 머리 = 부모 노면만큼 잘라 냄 · 뷰어 = B05 `createRouteViewer` · 닫으면 버림(WebGL 문맥까지) · 보기만(저장 없음).
  * ========================================================================== */
 
 import "../B05_Profile/B05_Profile_UI_Style.css";
-import { createSelectField } from "@ui/ui_template_input";
 import { openModal } from "@ui/ui_template_modal";
 import { createProgressCircle } from "@ui/ui_template_progress";
 import { showToast } from "@ui/ui_template_elements";
 import type { DtmGrid } from "../common_util/common_util_surface_sampler";
 import { createRouteViewer, type RouteViewer } from "../B05_Profile/B05_Profile_UI_Viewer";
 import { sectionsGround } from "../B05_Profile/logic/B05_Profile_Sections_Ground";
+import { buildCorridor } from "../B05_Profile/logic/B05_Profile_Corridor_Build";
+import type { CorridorBuildResult } from "../B05_Profile/logic/B05_Profile_Corridor_Build";
+import type { SectionStationMarker } from "../B05_Profile/B05_Profile_UI_Markers";
+import { fetchSectionContext } from "../B06_Section/B06_Section_Api_Context";
+import type { CrossSection } from "../B06_Section/B06_Section_Api_Types";
 import type { Vertex } from "./logic/D03_PlanAnalysis_Plan";
+import {
+  branchTrimM,
+  expectLine,
+  expectSections,
+  type ExpectStandard,
+} from "./logic/D03_PlanAnalysis_Expect";
 
 export interface Plan3dLine {
   name: string;
   line: Vertex[];
-  /** 선 위 측점 누가(선마다 No.0 부터). */
-  stations: number[];
+  /** 갈래(다른 선에 붙은 선) — 머리를 부모 노면만큼 잘라 지음. */
+  branch: boolean;
+}
+
+/** 표준 횡단 기본값(config · 서버) — 못 받으면 null(선만). */
+function loadExpectStandard(projectId: string): Promise<ExpectStandard | null> {
+  return fetchSectionContext(projectId).then(
+    (context) => ({
+      standard: context.standard_cross_section as ExpectStandard["standard"],
+      rockBoundaryM: context.rock_boundary_default_offset_m,
+    }),
+    () => null,
+  );
 }
 
 /** 격자 → 뷰어 상자(지형에 붙는 선 · 막대는 높이 원점과 무관 · x · y 만 메시와 맞으면 됨). */
@@ -46,58 +68,84 @@ export function openPlan3d(
   projectId: string,
   surface: { modelId: number; grid: DtmGrid },
   lines: Plan3dLine[],
+  intervalM: number,
 ): void {
   if (!lines.length) return void showToast("3D 로 볼 선이 없습니다.", "warning");
   let viewer: RouteViewer | null = createRouteViewer();
-  let loaded = false;
-  const pick = createSelectField({
-    options: lines.map((item, i) => ({ value: String(i), text: item.name })),
-    value: "0",
-    size: 28,
-    ariaLabel: "선",
-  }).select;
-  pick.classList.add("d03-plan__3d-year");
-  const top = document.createElement("div");
-  top.className = "d03-plan__3d-top";
-  top.append(pick);
+  const standard = loadExpectStandard(projectId);
 
-  const load = async (index: number): Promise<void> => {
-    const item = lines[index] ?? lines[0];
+  const load = async (): Promise<void> => {
     if (!viewer) return;
     const progress = createProgressCircle({ label: "3D 지형을 불러오는 중…", overlay: true });
     progress.set(null);
     viewer.root.append(progress.root);
     const started = performance.now();
-    const stat: Record<string, unknown> = { line: item.name, done: false };
+    const stat: Record<string, unknown> = { lines: lines.length, done: false };
     (window as unknown as { __d03Plan3d?: unknown }).__d03Plan3d = stat;
     try {
-      if (!loaded) {
-        await viewer.loadSurface(
-          projectId,
-          surface.modelId,
-          "dtm",
-          true,
-          5,
-          gridBounds(surface.grid),
-        );
-        loaded = true;
-      }
+      const [std] = await Promise.all([
+        standard,
+        viewer.loadSurface(projectId, surface.modelId, "dtm", true, 5, gridBounds(surface.grid)),
+      ]);
       if (!viewer) return;
-      viewer.markers.renderRoute(item.line.map(([x, y]) => ({ x, y })));
-      const ground = sectionsGround(item.line, item.stations, surface.grid);
-      viewer.renderStationLines(
-        ground.stations.map((station, i) => ({
-          station_id: String(item.stations[i] ?? station.chainage_m),
-          center_x: station.center_x,
-          center_y: station.center_y,
-          center_z: station.center_z,
-          frame: { left_xy: station.left_xy },
-          kind: "regular",
-          chainage_m: item.stations[i] ?? station.chainage_m,
-        })),
-        2.5,
-      );
-      stat.stations = ground.stations.length;
+      stat.surfaceMs = Math.round(performance.now() - started);
+      viewer.markers.renderRoutes(lines.map((item) => item.line.map(([x, y]) => ({ x, y }))));
+      const built = performance.now();
+      const trim = std ? branchTrimM(std) : 0;
+      const markers: SectionStationMarker[] = [];
+      const builds: CorridorBuildResult[] = [];
+      const perLine: Array<Record<string, unknown>> = [];
+      lines.forEach((item, index) => {
+        const plan = expectLine(item.line, item.branch ? trim : 0, intervalM);
+        if (!plan) return;
+        const ground = sectionsGround(plan.line, plan.stations, surface.grid);
+        ground.stations.forEach((station, i) => {
+          const chainage = (plan.stations[i] ?? station.chainage_m) + plan.offsetM;
+          markers.push({
+            station_id: `${index}:${chainage}`,
+            center_x: station.center_x,
+            center_y: station.center_y,
+            center_z: station.center_z,
+            frame: { left_xy: station.left_xy },
+            kind: "regular",
+            chainage_m: chainage,
+          });
+        });
+        if (!std) return;
+        const sections = expectSections(
+          ground.stations,
+          std,
+          surface.grid,
+        ) as unknown as CrossSection[];
+        const build = buildCorridor(
+          sections,
+          plan.line.map(([x, y]) => ({ x, y })),
+        );
+        if (build) {
+          build.sections = sections; // 지형 잘림이 읽음
+          builds.push(build);
+        }
+        perLine.push({
+          name: item.name,
+          branch: item.branch,
+          offsetM: plan.offsetM,
+          sections: sections.length,
+          corridor: !!build,
+          // 노면 중심(설계선 오프셋 0) − 측점 지반고
+          centerDelta: sections.map((c) =>
+            c.center_z === null ? null : (c.design?.design_elevation_m ?? NaN) - c.center_z,
+          ),
+        });
+      });
+      viewer.renderStationLines(markers, 2.5);
+      viewer.setCorridors(builds);
+      Object.assign(stat, {
+        trimM: trim,
+        corridors: builds.length,
+        stations: markers.length,
+        buildMs: Math.round(performance.now() - built),
+        perLine,
+      });
       viewer.setView("iso");
     } catch (error) {
       showToast(error instanceof Error ? error.message : "3D 지형을 불러오지 못했습니다.", "error");
@@ -107,16 +155,15 @@ export function openPlan3d(
       progress.remove();
     }
   };
-  pick.addEventListener("change", () => void load(Number(pick.value)));
 
   openModal({
-    title: "3D 보기 — 지형 + 그은 선",
+    title: "3D 보기 — 지형 + 노선망(표준 횡단)",
     closeLabel: "닫기",
     wide: true,
     dialogClass: "d03-plan__3d-modal",
     mount: (body) => {
       body.classList.add("d03-plan__3d-body");
-      body.append(top, viewer!.root);
+      body.append(viewer!.root);
       viewer!.setActive(true);
     },
     beforeClose: () => {
@@ -125,5 +172,5 @@ export function openPlan3d(
       return true;
     },
   });
-  void load(0);
+  void load();
 }

D03_PlanAnalysis/D03_PlanAnalysis_UI_Page.ts

@@ -58,7 +58,6 @@ import { createPlanMeasure } from "./D03_PlanAnalysis_UI_Measure";
 import { createPlanPoints } from "./D03_PlanAnalysis_UI_Points";
 import { createPlanPieces } from "./D03_PlanAnalysis_UI_Pieces";
 import { createPlanProps } from "./D03_PlanAnalysis_UI_Props";
-import { lineLength, stationChainages } from "./logic/D03_PlanAnalysis_Draw";
 import {
   emptyNetwork,
   fromServer,
@@ -501,10 +500,10 @@ export async function renderD03PlanAnalysis(root: HTMLElement): Promise<void> {
       .map((line, index) => ({
         name: names[index],
         line: line.vertices,
-        stations: stationChainages(lineLength(line.vertices), PLAN_STATION_INTERVAL_M),
+        branch: line.branch !== null,
       }))
       .filter((item) => item.line.length > 1);
-    openPlan3d(projectId, surface, lines);
+    openPlan3d(projectId, surface, lines, PLAN_STATION_INTERVAL_M);
   }
 
   // 검증 창구 — 꼴 · 미리보기 · 제약 · 화면 자리 · 재기 · 회전 · 저장 시간(ORCA 판정)

resources/tester/test_553_4_de_parts.py

@@ -80,8 +80,8 @@ def test_d03_parts():
     props = _src("D03_PlanAnalysis/D03_PlanAnalysis_UI_Props.ts")  # 585-2 조각 연도 = 속성 판
     assert "createSelectField(" in props and "createFloatPanel(" in props
     assert 'createElement("button")' not in props and 'createElement("select")' not in props
-    assert 'createElement("select")' not in three and "createSelectField" in three
-    assert "createCheckbox" not in three and "buildCorridor" not in three  # 예상 코리도 걷음
+    assert 'createElement("select")' not in three and "createSelectField" not in three  # 601 선 고름 걷음
+    assert "createCheckbox" not in three and "setCorridors(" in three  # 601 노선망 예상 코리도 한 번에
     for dead in (".d03-plan__bar", ".d03-plan__mode", "is-picked"):
         assert dead not in css, dead
     assert "b05-route__3d-modal" not in three and "b05-route__3d-body" not in three  # 빌림 끊음