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Added getHexString to return hex representation of set bits

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Collin Smith
2020-07-09 02:18:42 -07:00
parent ce886d1031
commit 5dd1122c0d
1 changed files with 15 additions and 0 deletions
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15
core/src/com/riiablo/item/Type.java
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@ -63,6 +63,21 @@ public class Type extends Bits {
return builder.toString();
}
public String getHexString() {
// shorts because blocks of 4 is easier to read at this scale
short[] words = new short[(numBits() + Short.SIZE - 1) / Short.SIZE];
for (int i = -1; (i = nextSetBit(i + 1)) != -1; ) {
int w0 = i / Short.SIZE;
words[w0] |= (1 << (i >>> (w0 * Short.SIZE)));
}
StringBuilder builder = new StringBuilder();
for (int i = words.length - 1; i >= 0; i--) {
builder.append(String.format("%04x", words[i])).append(' ');
}
if (builder.length() > 0) builder.setLength(builder.length() - 1);
return builder.toString();
}
public static final int SHIE = Riiablo.files.ItemTypes.index("shie");
public static final int TORS = Riiablo.files.ItemTypes.index("tors");
public static final int GOLD = Riiablo.files.ItemTypes.index("gold");