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https://github.com/webbukkit/dynmap.git
synced 2024-11-10 20:50:11 +01:00
Big performance boost - exploit empty section data, max block y in ray trace
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@ -37,6 +37,7 @@ public class NewMapChunkCache implements MapChunkCache {
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private World w;
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private DynmapWorld dw;
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private Object craftworld;
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private int nsect;
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private List<DynmapChunk> chunks;
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private ListIterator<DynmapChunk> iterator;
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private int x_min, x_max, z_min, z_max;
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@ -548,6 +549,7 @@ public class NewMapChunkCache implements MapChunkCache {
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public void setChunks(BukkitWorld dw, List<DynmapChunk> chunks) {
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this.dw = dw;
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this.w = dw.getWorld();
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nsect = dw.worldheight >> 4;
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if((getworldhandle != null) && (craftworld == null)) {
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try {
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craftworld = getworldhandle.invoke(w); /* World.getHandle() */
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@ -794,7 +796,7 @@ public class NewMapChunkCache implements MapChunkCache {
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return ss.getRawBiomeRainfall(x & 0xF, z & 0xF);
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}
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private void initSectionData(int idx) {
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isSectionNotEmpty[idx] = new boolean[w.getMaxHeight() >> 4];
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isSectionNotEmpty[idx] = new boolean[nsect + 1];
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int maxy = 0;
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if(snaparray[idx] != EMPTY) {
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/* Get max height */
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@ -803,19 +805,20 @@ public class NewMapChunkCache implements MapChunkCache {
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maxy = Math.max(maxy, snaparray[idx].getHighestBlockYAt(i, j));
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}
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}
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for(int i = 0; i < isSectionNotEmpty[idx].length; i++) {
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if((i << 4) < maxy) { /* Below top? */
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maxy = (maxy-1) >> 4;
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for(int i = 0; i <= nsect; i++) {
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if(i <= maxy) { /* Below top? */
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isSectionNotEmpty[idx][i] = true;
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}
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}
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}
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}
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public boolean isEmptySection(int x, int y, int z) {
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int idx = ((x>>4) - x_min) + ((z>>4) - z_min) * x_dim;
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public boolean isEmptySection(int sx, int sy, int sz) {
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int idx = (sx - x_min) + (sz - z_min) * x_dim;
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if(isSectionNotEmpty[idx] == null) {
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initSectionData(idx);
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}
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return isSectionNotEmpty[idx][y >> 4];
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return !isSectionNotEmpty[idx][sy];
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}
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/**
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@ -893,7 +896,8 @@ public class NewMapChunkCache implements MapChunkCache {
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public boolean setChunkDataTypes(boolean blockdata, boolean biome, boolean highestblocky, boolean rawbiome) {
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this.biome = biome;
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this.biomeraw = rawbiome;
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this.highesty = highestblocky;
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//this.highesty = highestblocky;
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this.highesty = true;
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this.blockdata = blockdata;
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return true;
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}
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