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Start prep for shadow lighting rework

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This commit is contained in:
Mike Primm 2022-01-30 14:23:00 -06:00
parent fd420f739f
commit e22ad9b8bf
6 changed files with 96 additions and 3 deletions
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20
DynmapCore/src/main/java/org/dynmap/common/chunk/GenericMapChunkCache.java
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@ -128,6 +128,26 @@ public abstract class GenericMapChunkCache extends MapChunkCache {
return (emit << 8) + sky;
}
@Override
/**
* Get block sky and emitted light, relative to current coordinate
* @return (emitted light * 256) + sky light
*/
public final int getBlockLight(int xoff, int yoff, int zoff) {
int emit = 0, sky = 15;
int nx = x + xoff;
int ny = y + yoff;
int nz = z + zoff;
GenericChunkSection sect;
int nchunkindex = ((nx >> 4) - x_min) + (((nz >> 4) - z_min) * x_dim);
if ((nchunkindex < snapcnt) && (nchunkindex >= 0)) {
sect = snaparray[nchunkindex].getSection(ny);
emit = sect.emitted.getLight(nx, ny, nz);
sky = sect.sky.getLight(nx, ny, nz);
}
return (emit << 8) + sky;
}
@Override
public final BiomeMap getBiome() {
try {
return snap.getBiome(bx, y, bz);

8
DynmapCore/src/main/java/org/dynmap/utils/MapIterator.java
View file

@ -31,6 +31,14 @@ public interface MapIterator extends MapDataContext {
* @return (emitted light * 256) + sky light
*/
int getBlockLight(BlockStep step);
/**
* Get block sky and emitted light, relative to current coordinate
* @param xoff - x offset from current position
* @param yoff - y offset from current position
* @param zoff - z offset from current position
* @return (emitted light * 256) + sky light
*/
int getBlockLight(int xoff, int yoff, int zoff);
/**
* Get biome at coordinates
* @return biome