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Improve getAll performance by 20%

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themode 2022-01-06 01:27:49 +01:00 committed by TheMode
parent 59f12e1c26
commit 6827edb619
1 changed files with 4 additions and 5 deletions
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9
src/main/java/net/minestom/server/instance/palette/PaletteImpl.java
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@ -99,16 +99,15 @@ final class PaletteImpl implements Palette, Cloneable {
final int magicMask = MAGIC_MASKS[bitsPerEntry];
final int valuesPerLong = VALUES_PER_LONG[bitsPerEntry];
final int dimensionMinus = dimension - 1;
for (int i = 0; i < values.length; i++) {
final long value = values[i];
for (int j = 0; j < valuesPerLong; j++) {
final int index = i * valuesPerLong + j;
final int startIndex = i * valuesPerLong;
final int maxIndex = startIndex + valuesPerLong > size ? size - startIndex : valuesPerLong;
for (int j = 0; j < maxIndex; j++) {
final int index = startIndex + j;
final int y = index >> (dimensionBitCount << 1);
final int z = (index >> (dimensionBitCount)) & dimensionMinus;
final int x = index & dimensionMinus;
if (y >= dimension)
return; // Out of bounds
final int bitIndex = j * bitsPerEntry;
final short paletteIndex = (short) (value >> bitIndex & magicMask);
final int result = hasPalette ? paletteToValueList.getInt(paletteIndex) : paletteIndex;