public final int getBlockTypeIDAt(BlockStep s) {
if (s == BlockStep.Y_MINUS) {
if (y > 0) return snap.getBlockTypeId(bx, y - 1, bz);
} else if (s == BlockStep.Y_PLUS) {
if (y < (worldheight - 1)) return snap.getBlockTypeId(bx, y + 1, bz);
} else {
BlockStep ls = laststep;
stepPosition(s);
int tid = snap.getBlockTypeId(bx, y, bz);
unstepPosition();
laststep = ls;
return tid;
}
return 0;
}
public final int getBlockEmittedLight() {
try {
return snap.getBlockEmittedLight(bx, y, bz);
} catch (ArrayIndexOutOfBoundsException aioobx) {
return 0;
}
}
public int getBlockSkyLight() {
try {
return snap.getBlockSkyLight(bx, y, bz);
} catch (ArrayIndexOutOfBoundsException aioobx) {
return 15;
}
}
private void biomePrep() {
if (sameneighborbiomecnt != null) return;
int x_size = x_dim << 4;
int z_size = (z_max - z_min + 1) << 4;
sameneighborbiomecnt = new byte[x_size][];
biomemap = new BiomeMap[x_size][];
for (int i = 0; i < x_size; i++) {
sameneighborbiomecnt[i] = new byte[z_size];
biomemap[i] = new BiomeMap[z_size];
}
Object[] biomebase = null;
ChunkSnapshot biome_css = null;
for (int i = 0; i < x_size; i++) {
initialize(i + x_base, 64, z_base);
for (int j = 0; j < z_size; j++) {
BiomeMap bm;
if (snap != biome_css) {
biomebase = null;
biome_css = snap;
if (biome_css instanceof SpoutChunkSnapshot) {
biome_css = ((SpoutChunkSnapshot) biome_css).chunk;
}
biomebase = helper.getBiomeBaseFromSnapshot(biome_css);
}
if (biomebase != null) {
bm = BiomeMap.byBiomeID(helper.getBiomeBaseID(biomebase[bz << 4 | bx]));
} else {
Biome bb = snap.getBiome(bx, bz);
if (bb == null) bm = BiomeMap.NULL;
else bm = biome_to_bmap[bb.ordinal()];
}
biomemap[i][j] = bm;
int cnt = 0;
if (i > 0) {
if (bm == biomemap[i - 1][j]) {
/* Same as one to left */
cnt++;
sameneighborbiomecnt[i - 1][j]++;
}
if ((j > 0) && (bm == biomemap[i - 1][j - 1])) {
cnt++;
sameneighborbiomecnt[i - 1][j - 1]++;
}
if ((j < (z_size - 1)) && (bm == biomemap[i - 1][j + 1])) {
cnt++;
sameneighborbiomecnt[i - 1][j + 1]++;
}
}
if ((j > 0) && (biomemap[i][j] == biomemap[i][j - 1])) {
/* Same as one to above */
cnt++;
sameneighborbiomecnt[i][j - 1]++;
}
sameneighborbiomecnt[i][j] = (byte) cnt;
stepPosition(BlockStep.Z_PLUS);
}
}
}
@Override
public void populate(World world, Random random, Chunk source) {
ChunkSnapshot snapshot = source.getChunkSnapshot();
if (random.nextInt(100) < CHANCE_OF_1) {
{
int x, z, x2, z2;
if (random.nextBoolean()) {
x = random.nextBoolean() ? 0 : 15;
x2 = x == 0 ? 1 : 14;
z2 = z = random.nextInt(14) + 1;
} else {
x2 = x = random.nextInt(14) + 1;
z = random.nextBoolean() ? 0 : 15;
z2 = z == 0 ? 1 : 14;
}
if (snapshot.getHighestBlockYAt(x, z) > FLOOR_HEIGHT + MAX_HEIGHT
&& snapshot.getHighestBlockYAt(x2, z2) <= FLOOR_HEIGHT + MIN_HEIGHT) {
Material type =
random.nextInt(100) < LIT_CHANCE ? Material.JACK_O_LANTERN : Material.PUMPKIN;
source
.getBlock(
x,
snapshot.getHighestBlockYAt(x2, z2)
+ random.nextInt(MAX_HEIGHT - MIN_HEIGHT + 1)
+ MIN_HEIGHT,
z)
.setTypeIdAndData(type.getId(), getData(x, z, x2, z2, type), true);
}
}
if (random.nextInt(100) < CHANCE_OF_2) {
int x, z, x2, z2;
if (random.nextBoolean()) {
x = random.nextBoolean() ? 0 : 15;
x2 = x == 0 ? 1 : 14;
z2 = z = random.nextInt(14) + 1;
} else {
x2 = x = random.nextInt(14) + 1;
z = random.nextBoolean() ? 0 : 15;
z2 = z == 0 ? 1 : 14;
}
if (snapshot.getHighestBlockYAt(x, z) > FLOOR_HEIGHT + MAX_HEIGHT
&& snapshot.getHighestBlockYAt(x2, z2) <= FLOOR_HEIGHT + MIN_HEIGHT) {
Material type =
random.nextInt(100) < LIT_CHANCE ? Material.JACK_O_LANTERN : Material.PUMPKIN;
source
.getBlock(
x,
snapshot.getHighestBlockYAt(x2, z2)
+ random.nextInt(MAX_HEIGHT - MIN_HEIGHT + 1)
+ MIN_HEIGHT,
z)
.setTypeIdAndData(type.getId(), getData(x, z, x2, z2, type), true);
}
}
}
}
@Override
public void render(ChunkSnapshot chunkSnapshot) {
BufferedImage image = ImageProvider.createImage(Coordinate.SIZE_CHUNK);
Graphics2D g = (Graphics2D) image.getGraphics();
for (int x = 0; x < 16; x++) {
for (int z = 0; z < 16; z++) {
// TODO: Handle cases where we can start at an opaque non-terrain block
for (int y = TerrainHelper.getTerrainHeight(x, z, chunkSnapshot);
y <= chunkSnapshot.getHighestBlockYAt(x, z);
y++) {
Material material = Material.getMaterial(chunkSnapshot.getBlockTypeId(x, y, z));
Color color = getMaterialColor(material, chunkSnapshot, x, y, z);
if (TerrainHelper.isTerrain(material)) {
double shading = computeDiffuseShading(chunkSnapshot, x, z, this.normalMap);
if (shading >= 0) {
color = tintOrShadeColor(color, shading, 1.0);
}
} else if (TerrainHelper.isStructure(material)) {
double shading = computeDiffuseShading(chunkSnapshot, x, z, this.structureMap);
if (shading >= 0) {
if (material.equals(Material.LEAVES)) {
color = tintOrShadeColor(color, shading, 0.3);
} else {
color = tintOrShadeColor(color, shading, 1.0);
}
}
}
g.setColor(color);
g.fillRect(x, z, 1, 1);
}
}
}
imageProvider.setImage(Coordinate.fromSnapshot(chunkSnapshot), image);
}
private Color getMaterialColor(
Material material, ChunkSnapshot chunkSnapshot, int x, int y, int z) {
MaterialColor materialColor = colorPalette.getMaterialColor(material);
if (materialColor != null) {
Color color =
materialColor.getColor(
chunkSnapshot.getBlockData(x, y, z),
x + (chunkSnapshot.getX() * 16),
z + (chunkSnapshot.getZ() * 16),
chunkSnapshot.getRawBiomeRainfall(x, z),
chunkSnapshot.getRawBiomeTemperature(x, z),
chunkSnapshot.getBiome(x, z));
if (color != null) {
if (material.equals(Material.STATIONARY_WATER) && isUnderWater(chunkSnapshot, x, y, z)) {
color = setAlpha(color, 32);
}
return color;
}
}
// RealtimeRender.getLogger().warning(String.format("RealtimeRender: missing color for material
// '%s'!", material.toString()));
return new Color(0xFF00FF);
}
public final Biome getBiome(int x, int z) {
return chunk.getBiome(x, z);
}
public int loadChunks(int max_to_load) {
if (dw.isLoaded() == false) return 0;
long t0 = System.nanoTime();
Object queue = helper.getUnloadQueue(helper.getNMSWorld(w));
int cnt = 0;
if (iterator == null) iterator = chunks.listIterator();
DynmapCore.setIgnoreChunkLoads(true);
// boolean isnormral = w.getEnvironment() == Environment.NORMAL;
// Load the required chunks.
while ((cnt < max_to_load) && iterator.hasNext()) {
DynmapChunk chunk = iterator.next();
boolean vis = true;
if (visible_limits != null) {
vis = false;
for (VisibilityLimit limit : visible_limits) {
if ((chunk.x >= limit.x0)
&& (chunk.x <= limit.x1)
&& (chunk.z >= limit.z0)
&& (chunk.z <= limit.z1)) {
vis = true;
break;
}
}
}
if (vis && (hidden_limits != null)) {
for (VisibilityLimit limit : hidden_limits) {
if ((chunk.x >= limit.x0)
&& (chunk.x <= limit.x1)
&& (chunk.z >= limit.z0)
&& (chunk.z <= limit.z1)) {
vis = false;
break;
}
}
}
/* Check if cached chunk snapshot found */
ChunkSnapshot ss = null;
DynIntHashMap tileData = null;
SnapshotRec ssr =
DynmapPlugin.plugin.sscache.getSnapshot(
dw.getName(), chunk.x, chunk.z, blockdata, biome, biomeraw, highesty);
if (ssr != null) {
ss = ssr.ss;
if (!vis) {
if (hidestyle == HiddenChunkStyle.FILL_STONE_PLAIN) ss = STONE;
else if (hidestyle == HiddenChunkStyle.FILL_OCEAN) ss = OCEAN;
else ss = EMPTY;
}
int idx = (chunk.x - x_min) + (chunk.z - z_min) * x_dim;
snaparray[idx] = ss;
snaptile[idx] = ssr.tileData;
continue;
}
chunks_attempted++;
boolean wasLoaded = w.isChunkLoaded(chunk.x, chunk.z);
boolean didload = false;
boolean isunloadpending = false;
if (queue != null) {
isunloadpending = helper.isInUnloadQueue(queue, chunk.x, chunk.z);
}
if (isunloadpending) {
/* Workaround: can't be pending if not loaded */
wasLoaded = true;
}
try {
if (!wasLoaded) {
didload = w.loadChunk(chunk.x, chunk.z, false);
} else {
/* If already was loaded, no need to load */
didload = true;
}
} catch (Throwable t) {
/* Catch chunk error from Bukkit */
Log.warning("Bukkit error loading chunk " + chunk.x + "," + chunk.z + " on " + w.getName());
if (!wasLoaded) {
/* If wasn't loaded, we loaded it if it now is */
didload = w.isChunkLoaded(chunk.x, chunk.z);
}
}
boolean didgenerate = false;
/* If we didn't load, and we're supposed to generate, do it */
if ((!didload) && do_generate && vis)
didgenerate = didload = w.loadChunk(chunk.x, chunk.z, true);
/* If it did load, make cache of it */
if (didload) {
tileData = new DynIntHashMap();
Chunk c = w.getChunkAt(chunk.x, chunk.z); /* Get the chunk */
/* Test if chunk isn't populated */
boolean populated = true;
// TODO: figure out why this doesn't appear to be reliable in Bukkit
// if((nmschunk != null) && (doneflag != null)) {
// try {
// populated = doneflag.getBoolean(nmschunk);
// } catch (IllegalArgumentException e) {
// } catch (IllegalAccessException e) {
// }
// }
if (!vis) {
if (hidestyle == HiddenChunkStyle.FILL_STONE_PLAIN) ss = STONE;
else if (hidestyle == HiddenChunkStyle.FILL_OCEAN) ss = OCEAN;
else ss = EMPTY;
} else if (!populated) {
/* If not populated, treat as empty */
ss = EMPTY;
} else {
if (blockdata || highesty) {
ss = c.getChunkSnapshot(highesty, biome, biomeraw);
if (use_spout) {
ss = checkSpoutData(c, ss);
}
/* Get tile entity data */
List<Object> vals = new ArrayList<Object>();
Map tileents = helper.getTileEntitiesForChunk(c);
for (Object t : tileents.values()) {
int te_x = helper.getTileEntityX(t);
int te_y = helper.getTileEntityY(t);
int te_z = helper.getTileEntityZ(t);
int cx = te_x & 0xF;
int cz = te_z & 0xF;
int blkid = ss.getBlockTypeId(cx, te_y, cz);
int blkdat = ss.getBlockData(cx, te_y, cz);
String[] te_fields = HDBlockModels.getTileEntityFieldsNeeded(blkid, blkdat);
if (te_fields != null) {
Object nbtcompound = helper.readTileEntityNBT(t);
vals.clear();
for (String id : te_fields) {
Object val = helper.getFieldValue(nbtcompound, id);
if (val != null) {
vals.add(id);
vals.add(val);
}
}
if (vals.size() > 0) {
Object[] vlist = vals.toArray(new Object[vals.size()]);
tileData.put(getIndexInChunk(cx, te_y, cz), vlist);
}
}
}
} else ss = w.getEmptyChunkSnapshot(chunk.x, chunk.z, biome, biomeraw);
if (ss != null) {
ssr = new SnapshotRec();
ssr.ss = ss;
ssr.tileData = tileData;
DynmapPlugin.plugin.sscache.putSnapshot(
dw.getName(), chunk.x, chunk.z, ssr, blockdata, biome, biomeraw, highesty);
}
}
snaparray[(chunk.x - x_min) + (chunk.z - z_min) * x_dim] = ss;
snaptile[(chunk.x - x_min) + (chunk.z - z_min) * x_dim] = tileData;
/* If wasn't loaded before, we need to do unload */
if (!wasLoaded) {
chunks_read++;
/* It looks like bukkit "leaks" entities - they don't get removed from the world-level table
* when chunks are unloaded but not saved - removing them seems to do the trick */
if (!(didgenerate && do_save)) {
helper.removeEntitiesFromChunk(c);
}
/* Since we only remember ones we loaded, and we're synchronous, no player has
* moved, so it must be safe (also prevent chunk leak, which appears to happen
* because isChunkInUse defined "in use" as being within 256 blocks of a player,
* while the actual in-use chunk area for a player where the chunks are managed
* by the MC base server is 21x21 (or about a 160 block radius).
* Also, if we did generate it, need to save it */
w.unloadChunk(chunk.x, chunk.z, didgenerate && do_save, false);
} else if (isunloadpending) {
/* Else, if loaded and unload is pending */
w.unloadChunkRequest(chunk.x, chunk.z); /* Request new unload */
}
}
cnt++;
}
DynmapCore.setIgnoreChunkLoads(false);
if (iterator.hasNext() == false) {
/* If we're done */
isempty = true;
/* Fill missing chunks with empty dummy chunk */
for (int i = 0; i < snaparray.length; i++) {
if (snaparray[i] == null) snaparray[i] = EMPTY;
else if (snaparray[i] != EMPTY) isempty = false;
}
}
total_loadtime += System.nanoTime() - t0;
return cnt;
}
public boolean isSectionEmpty(int sy) {
return chunk.isSectionEmpty(sy);
}
public final int getHighestBlockYAt(int x, int z) {
return chunk.getHighestBlockYAt(x, z);
}
public final int getBlockEmittedLight(int x, int y, int z) {
return chunk.getBlockEmittedLight(x, y, z);
}
public final int getBlockData(int x, int y, int z) {
return chunk.getBlockData(x, y, z);
}
public final int getBlockTypeId(int x, int y, int z) {
int id = customids[(x << shiftx) | (z << shiftz) | y];
if (id != 0) return id;
return chunk.getBlockTypeId(x, y, z);
}
public final long getCaptureFullTime() {
return chunk.getCaptureFullTime();
}
public final double getRawBiomeRainfall(int x, int z) {
return chunk.getRawBiomeRainfall(x, z);
}
public final int getBlockTypeID() {
if (typeid < 0) {
typeid = snap.getBlockTypeId(bx, y, bz);
}
return typeid;
}
public final String getWorldName() {
return chunk.getWorldName();
}
public final int getZ() {
return chunk.getZ();
}
public final int getBlockData() {
if (blkdata < 0) {
blkdata = snap.getBlockData(bx, y, bz);
}
return blkdata;
}
public final double getRawBiomeRainfall() {
return snap.getRawBiomeRainfall(bx, bz);
}
public final double getRawBiomeTemperature() {
return snap.getRawBiomeTemperature(bx, bz);
}
private static boolean isUnderWater(ChunkSnapshot chunkSnapshot, int x, int y, int z) {
return Material.getMaterial(chunkSnapshot.getBlockTypeId(x, y + 1, z))
== Material.STATIONARY_WATER;
}
public final double getRawBiomeTemperature(int x, int z) {
return chunk.getRawBiomeTemperature(x, z);
}
