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Make smooth swamp biome shading smoother

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This commit is contained in:
Mike Primm 2012-02-10 21:54:32 -06:00
parent 57a69bf9ad
commit c7b709fd75
1 changed files with 78 additions and 46 deletions
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124
src/main/java/org/dynmap/bukkit/NewMapChunkCache.java
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@ -58,6 +58,8 @@ public class NewMapChunkCache implements MapChunkCache {
private boolean isempty = true;
private ChunkSnapshot[] snaparray; /* Index = (x-x_min) + ((z-z_min)*x_dim) */
private TreeSet<?> ourticklist;
private byte[][] swampcnt;
private BiomeMap[][] biomemap;
private int chunks_read; /* Number of chunks actually loaded */
private int chunks_attempted; /* Number of chunks attempted to load */
@ -79,12 +81,15 @@ public class NewMapChunkCache implements MapChunkCache {
private BlockStep laststep;
private int typeid = -1;
private int blkdata = -1;
private int lastbiome_x = Integer.MIN_VALUE, lastbiome_z = Integer.MIN_VALUE;
private BiomeMap lastbiome;
private int lastcountswamp_x = Integer.MIN_VALUE, lastcountswamp_z = Integer.MIN_VALUE, lastcountswamp;
private final int worldheight;
private final int x_base;
private final int z_base;
OurMapIterator(int x0, int y0, int z0) {
x_base = x_min << 4;
z_base = z_min << 4;
if(biome)
biomePrep();
initialize(x0, y0, z0);
worldheight = w.getMaxHeight();
}
@ -121,53 +126,80 @@ public class NewMapChunkCache implements MapChunkCache {
public final int getBlockEmittedLight() {
return snap.getBlockEmittedLight(bx, y, bz);
}
public final BiomeMap getBiome() {
if((x == lastbiome_x) && (z == lastbiome_z)) {
return lastbiome;
private void biomePrep() {
int x_size = x_dim << 4;
int z_size = (z_max - z_min + 1) << 4;
swampcnt = new byte[x_size][];
biomemap = new BiomeMap[x_size][];
for(int i = 0; i < x_size; i++) {
swampcnt[i] = new byte[z_size];
biomemap[i] = new BiomeMap[z_size];
}
for(int i = 0; i < x_size; i++) {
initialize(i + x_base, 64, z_base);
for(int j = 0; j < z_size; j++) {
Biome bb = snap.getBiome(bx, bz);
if(bb == null)
biomemap[i][j] = BiomeMap.NULL;
else
biomemap[i][j] = biome_to_bmap[bb.ordinal()];
if(biomemap[i][j] == BiomeMap.SWAMPLAND) {
for(int ii = i-1; ii < i+2; ii++) {
for(int jj = j-1; jj < j+2; jj++) {
if(ii < 0) continue;
if(jj < 0) continue;
if(ii >= x_size) continue;
if(jj >= z_size) continue;
swampcnt[ii][jj]++;
}
}
}
stepPosition(BlockStep.Z_PLUS);
}
}
BiomeMap bio;
Biome bb = snap.getBiome(bx, bz);
if(bb != null)
bio = biome_to_bmap[bb.ordinal()];
else
bio = BiomeMap.NULL;
lastbiome_x = x;
lastbiome_z = z;
lastbiome = bio;
return bio;
}
public final BiomeMap getBiome() {
return biomemap[x - x_base][z - z_base];
}
public final int countSmoothedSwampBiomes() {
if((lastcountswamp_x == x) && (lastcountswamp_z == z))
return lastcountswamp;
int cnt = 0;
BlockStep s_bak = laststep;
if(getBiome() == BiomeMap.SWAMPLAND) cnt++;
stepPosition(BlockStep.X_MINUS);
if(getBiome() == BiomeMap.SWAMPLAND) cnt++;
stepPosition(BlockStep.Z_MINUS);
if(getBiome() == BiomeMap.SWAMPLAND) cnt++;
stepPosition(BlockStep.X_PLUS);
if(getBiome() == BiomeMap.SWAMPLAND) cnt++;
stepPosition(BlockStep.X_PLUS);
if(getBiome() == BiomeMap.SWAMPLAND) cnt++;
stepPosition(BlockStep.Z_PLUS);
if(getBiome() == BiomeMap.SWAMPLAND) cnt++;
stepPosition(BlockStep.Z_PLUS);
if(getBiome() == BiomeMap.SWAMPLAND) cnt++;
stepPosition(BlockStep.X_MINUS);
if(getBiome() == BiomeMap.SWAMPLAND) cnt++;
stepPosition(BlockStep.X_MINUS);
if(getBiome() == BiomeMap.SWAMPLAND) cnt++;
stepPosition(BlockStep.X_PLUS);
stepPosition(BlockStep.Z_MINUS);
laststep = s_bak;
lastcountswamp_x = x;
lastcountswamp_z = z;
lastcountswamp = cnt;
return cnt;
return swampcnt[x - x_base][z - z_base];
}
public final int countSmoothedSwampBiomes(int sx, int sz, int scale) {
int xx = x - x_base;
int zz = z - z_base;
sx <<= 1;
sz <<= 1;
int s0 = swampcnt[xx][zz];
int w;
int tot;
if(sx < scale) {
w = scale - sx;
tot = (w * swampcnt[xx-1][zz]) + ((scale - w) * s0);
}
else if(sx > scale) {
w = sx - scale;
tot = (w * swampcnt[xx+1][zz]) + ((scale - w) * s0);
}
else {
tot = scale * s0;
}
if(sz < scale) {
w = scale - sz;
tot += (w * swampcnt[xx][zz-1]) + ((scale - w) * s0);
}
else if(sz > scale) {
w = sz - scale;
tot += (w * swampcnt[xx][zz+1]) + ((scale - w) * s0);
}
else {
tot += scale * s0;
}
return tot;
}
public final double getRawBiomeTemperature() {
return snap.getRawBiomeTemperature(bx, bz);
}