1 package com.irtimaled.bbor.client.providers;
3 import com.irtimaled.bbor.client.Player;
4 import com.irtimaled.bbor.client.interop.BiomeBorderHelper;
5 import com.irtimaled.bbor.client.models.BoundingBoxBiomeBorder;
6 import com.irtimaled.bbor.common.BoundingBoxType;
7 import com.irtimaled.bbor.common.MathHelper;
8 import com.irtimaled.bbor.common.models.Coords;
9 import com.irtimaled.bbor.config.ConfigManager;
11 import java.util.HashMap;
14 public class BiomeBorderProvider implements IBoundingBoxProvider<BoundingBoxBiomeBorder> {
15 private static Coords lastPlayerCoords = null;
16 private static Boolean lastRenderAllTransitions = null;
17 private static Integer lastRenderDistance = null;
18 private static Integer lastMaxY = null;
19 private static Map<Coords, BoundingBoxBiomeBorder> lastBorders = new HashMap<>();
21 public Iterable<BoundingBoxBiomeBorder> get(int dimensionId) {
22 if (!BoundingBoxType.BiomeBorder.shouldRender())
23 return Iterators.empty();
25 Coords playerCoords = Player.getCoords();
26 Integer renderDistance = ConfigManager.biomeBordersRenderDistance.get();
27 Boolean renderAllTransitions = !ConfigManager.renderOnlyCurrentBiome.get();
28 Integer maxY = (int)Player.getMaxY(ConfigManager.biomeBordersMaxY.get());
29 if (!playerCoords.equals(lastPlayerCoords) ||
30 !renderDistance.equals(lastRenderDistance) ||
31 renderAllTransitions != lastRenderAllTransitions ||
32 !maxY.equals(lastMaxY)) {
33 lastPlayerCoords = playerCoords;
34 lastRenderDistance = renderDistance;
35 lastRenderAllTransitions = renderAllTransitions;
37 lastBorders = getBiomeBorders();
39 return lastBorders.values();
42 public static void clear() {
43 lastBorders = new HashMap<>();
44 lastPlayerCoords = null;
47 private Map<Coords, BoundingBoxBiomeBorder> getBiomeBorders() {
48 int renderDistance = lastRenderDistance;
49 Coords playerCoords = lastPlayerCoords;
50 boolean renderAllTransitions = lastRenderAllTransitions;
53 int width = MathHelper.floor(Math.pow(2, 3 + renderDistance));
55 int blockX = playerCoords.getX();
56 int minX = blockX - width;
57 int maxX = blockX + width;
59 int blockZ = playerCoords.getZ();
60 int minZ = blockZ - width;
61 int maxZ = blockZ + width;
63 int size = (width * 2) + 1;
64 int[][] biomeIds = new int[size][size];
65 for (int x = minX; x <= maxX; x++) {
66 int matchX = (x - minX);
67 for (int z = minZ; z <= maxZ; z++) {
68 int matchZ = (z - minZ);
69 biomeIds[matchX][matchZ] = BiomeBorderHelper.getBiomeId(x, maxY, z);
73 int playerBiomeId = BiomeBorderHelper.getBiomeId(playerCoords);
75 Map<Coords, BoundingBoxBiomeBorder> borders = new HashMap<>();
76 for (int matchX = 1; matchX < size - 2; matchX++) {
77 for (int matchZ = 1; matchZ < size - 2; matchZ++) {
78 int x = matchX + minX;
79 int z = matchZ + minZ;
80 int biomeId = biomeIds[matchX][matchZ];
81 if (renderAllTransitions || biomeId == playerBiomeId) {
82 Coords coords = new Coords(x, maxY, z);
83 if (lastBorders.containsKey(coords)) {
84 borders.put(coords, lastBorders.get(coords));
86 boolean north = biomeIds[matchX][matchZ - 1] != biomeId;
87 boolean east = biomeIds[matchX + 1][matchZ] != biomeId;
88 boolean south = biomeIds[matchX][matchZ + 1] != biomeId;
89 boolean west = biomeIds[matchX - 1][matchZ] != biomeId;
90 if (north || east || south || west) {
91 borders.put(coords, BoundingBoxBiomeBorder.from(coords, north, east, south, west));