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Add shadowstrength attribute for surface renderer - enables shadows

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based on top-down chunk sky light data
This commit is contained in:
Mike Primm 2011-05-20 20:52:34 -05:00
parent 920dea04ee
commit 992a905b0a
3 changed files with 257 additions and 199 deletions
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19
src/main/java/org/dynmap/MapChunkCache.java
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@ -89,8 +89,8 @@ public class MapChunkCache {
Object cc = gethandle.invoke(c);
byte[] buf = new byte[32768 + 16384 + 16384 + 16384]; /* Get big enough buffer for whole chunk */
getchunkdata.invoke(cc, buf, 0, 0, 0, 16, 128, 16, 0);
snaparray[(chunk.x-x_min) + (chunk.z - z_min)*x_dim] =
new CraftChunkSnapshot(chunk.x, chunk.z, buf);
CraftChunkSnapshot ss = new CraftChunkSnapshot(chunk.x, chunk.z, buf);
snaparray[(chunk.x-x_min) + (chunk.z - z_min)*x_dim] = ss;
} catch (Exception x) {
}
}
@ -195,4 +195,19 @@ public class MapChunkCache {
return w.getHighestBlockYAt(x, z);
}
}
/* Get sky light level
*/
public int getBlockSkyLight(int x, int y, int z) {
if(snaparray != null) {
CraftChunkSnapshot ss = snaparray[((x>>4) - x_min) + ((z>>4) - z_min) * x_dim];
if(ss == null) {
return 15;
}
else
return ss.getBlockSkyLight(x & 0xF, y, z & 0xF);
}
else {
return 15;
}
}
}