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81 lines
2.9 KiB
81 lines
2.9 KiB
import { Vec3 } from 'cc';
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/**
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* 地图规格常量（默认 10×8；个别地图可按 mapId 覆盖，须与预制体 MapManager 一致）
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*/
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export const BattleMapSpec = {
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/** 默认总行数（竖向） */
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ROWS: 11,
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/** 默认总列数（横向） */
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COLS: 9,
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/** 单格逻辑像素尺寸 */
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CELL_SIZE: 83,
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/** 地图预制体路径（相对 BattleMap bundle） */
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PREFAB_DIR: 'prefab/地图/',
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/** 预制体命名：mapLayer{mapId} */
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prefabName(mapId: number): string {
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return `mapLayer${mapId}`;
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},
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} as const;
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/** 怪物节点锚点在脚下：相对格心向下偏移（格），视觉上占满格 */
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export const MONSTER_VISUAL_OFFSET_Y_CELLS = 0.45;
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/** 格心世界坐标 → 脚底偏移后的表现坐标（可选写入 out，避免热路径分配） */
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export function applyMonsterFootOffset(cellCenter: Readonly<Vec3>, out?: Vec3, cellSize: number = BattleMapSpec.CELL_SIZE): Vec3 {
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const y = cellCenter.y - cellSize * MONSTER_VISUAL_OFFSET_Y_CELLS;
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if (out) {
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out.set(cellCenter.x, y, cellCenter.z);
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return out;
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}
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return new Vec3(cellCenter.x, y, cellCenter.z);
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}
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/** 非默认规格地图：mapId → 行列（cellSize 仍用 BattleMapSpec.CELL_SIZE） */
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const MAP_SIZE_BY_ID: Readonly<Record<number, { rows: number; cols: number }>> = {
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/** 循环圈章节地图（Chapter 10061） */
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10061: { rows: 8, cols: 8 },
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/** 环走验证图 */
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999: { rows: 8, cols: 8 },
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};
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/** 按地图 id 解析行列（仅作预制体未预载时的兜底；正常须 probeMapGridSpecFromPrefab） */
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export function resolveMapSizeFallback(mapId: number): { rows: number; cols: number; cellSize: number } {
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const override = MAP_SIZE_BY_ID[mapId];
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return {
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rows: override?.rows ?? BattleMapSpec.ROWS,
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cols: override?.cols ?? BattleMapSpec.COLS,
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cellSize: BattleMapSpec.CELL_SIZE,
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};
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}
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/** @deprecated 请用 probeMapGridSpecFromPrefab；保留兼容旧调用 */
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export function resolveMapSize(mapId: number): { rows: number; cols: number; cellSize: number } {
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return resolveMapSizeFallback(mapId);
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}
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/**
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* MapGrid 的 Row/Col 与 MX 逻辑格一一对应（同规格，无偏移换算）
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* @returns 越界返回 null
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*/
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export function mapGridToLogicCell(
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row: number,
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col: number,
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logicRows: number,
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logicCols: number,
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): { row: number; col: number } | null {
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if (row < 0 || row >= logicRows || col < 0 || col >= logicCols) return null;
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return { row, col };
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}
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/** 逻辑格 → 世界坐标（格子中心，Y 向下） */
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export function cellToWorld(row: number, col: number): { x: number; y: number } {
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const s = BattleMapSpec.CELL_SIZE;
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return { x: (col + 0.5) * s, y: (row + 0.5) * s };
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}
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/** 世界坐标 → 逻辑格 */
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export function worldToCell(x: number, y: number): { row: number; col: number } {
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const s = BattleMapSpec.CELL_SIZE;
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return { row: Math.floor(y / s), col: Math.floor(x / s) };
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}
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