141 lines
5.4 KiB
Java
141 lines
5.4 KiB
Java
/*
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*
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* MIT License
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*
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* Copyright (c) 2020 TerraForged
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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package com.terraforged.app.biome;
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import com.terraforged.core.cell.Cell;
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import com.terraforged.core.util.grid.FixedGrid;
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import com.terraforged.core.world.biome.BiomeData;
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import com.terraforged.core.world.biome.BiomeType;
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import com.terraforged.core.world.terrain.Terrain;
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import processing.data.JSONArray;
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import processing.data.JSONObject;
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import java.io.BufferedReader;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.InputStreamReader;
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import java.util.ArrayList;
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import java.util.Collections;
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import java.util.HashMap;
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import java.util.Iterator;
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import java.util.LinkedList;
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import java.util.List;
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import java.util.Map;
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public class BiomeProvider {
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private final List<FixedGrid<BiomeData>> biomes;
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public BiomeProvider() {
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biomes = getBiomes(5);
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}
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public BiomeData getBiome(Cell<Terrain> cell) {
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FixedGrid<BiomeData> grid = biomes.get(cell.biomeType.ordinal());
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if (grid == null) {
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return null;
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}
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return grid.get(cell.moisture, cell.temperature, cell.biome);
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}
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private static List<FixedGrid<BiomeData>> getBiomes(int gridSize) {
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List<FixedGrid<BiomeData>> data = new ArrayList<>();
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for (BiomeType type : BiomeType.values()) {
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data.add(type.ordinal(), null);
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}
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Map<String, BiomeData> biomes = loadBiomes();
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Map<BiomeType, List<String>> types = loadBiomeTypes();
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for (Map.Entry<BiomeType, List<String>> e : types.entrySet()) {
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List<BiomeData> list = new LinkedList<>();
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for (String id : e.getValue()) {
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BiomeData biome = biomes.get(id);
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if (biome != null) {
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list.add(biome);
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}
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}
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FixedGrid<BiomeData> grid = FixedGrid.generate(gridSize, list, b -> b.rainfall, b -> b.temperature);
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data.set(e.getKey().ordinal(), grid);
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}
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return data;
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}
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private static Map<String, BiomeData> loadBiomes() {
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try (InputStream inputStream = BiomeProvider.class.getResourceAsStream("/biome_data.json")) {
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BufferedReader reader = new BufferedReader(new InputStreamReader(inputStream));
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StringBuilder sb = new StringBuilder();
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reader.lines().forEach(sb::append);
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JSONArray array = JSONArray.parse(sb.toString());
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Map<String,BiomeData> biomes = new HashMap<>();
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for (int i = 0; i < array.size(); i++) {
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JSONObject object = array.getJSONObject(i);
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String name = object.getString("id");
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float moisture = object.getFloat("moisture");
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float temperature = object.getFloat("temperature");
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int color = BiomeColor.getRGB(temperature, moisture);
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BiomeData biome = new BiomeData(name, null, color, moisture, temperature);
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biomes.put(name, biome);
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}
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return biomes;
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} catch (IOException e) {
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e.printStackTrace();
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return Collections.emptyMap();
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}
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}
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private static Map<BiomeType, List<String>> loadBiomeTypes() {
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try (InputStream inputStream = BiomeProvider.class.getResourceAsStream("/biome_groups.json")) {
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BufferedReader reader = new BufferedReader(new InputStreamReader(inputStream));
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StringBuilder sb = new StringBuilder();
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reader.lines().forEach(sb::append);
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JSONObject object = JSONObject.parse(sb.toString());
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Iterator iterator = object.keyIterator();
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Map<BiomeType, List<String>> biomes = new HashMap<>();
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while (iterator.hasNext()) {
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String key = "" + iterator.next();
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if (key.contains("rivers")) {
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continue;
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}
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if (key.contains("oceans")) {
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continue;
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}
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BiomeType type = BiomeType.valueOf(key);
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List<String> group = new LinkedList<>();
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JSONArray array = object.getJSONArray(key);
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for (int i = 0; i < array.size(); i++) {
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group.add(array.getString(i));
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}
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biomes.put(type, group);
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}
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return biomes;
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} catch (IOException e) {
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e.printStackTrace();
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return Collections.emptyMap();
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}
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}
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}
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