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45 lines
1.1 KiB
45 lines
1.1 KiB
package mightypork.rogue.world;
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public class Sides {
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//@formatter:off
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public static final byte NW = (byte) 0b10000000;
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public static final byte N = 0b01000000;
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public static final byte NE = 0b00100000;
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public static final byte E = 0b00010000;
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public static final byte SE = 0b00001000;
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public static final byte S = 0b00000100;
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public static final byte SW = 0b00000010;
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public static final byte W = 0b00000001;
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public static final byte CARDINAL = N|S|E|W;
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public static final byte DIAGONAL = NE|NW|SE|SW;
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public static final byte NW_CORNER = W|NW|N;
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public static final byte NE_CORNER = E|NE|N;
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public static final byte SW_CORNER = W|SW|S;
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public static final byte SE_CORNER = E|SE|S;
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private final static Coord[] side = {
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Coord.make(-1, -1),
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Coord.make(0, -1),
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Coord.make(1, -1),
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Coord.make(1, 0),
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Coord.make(1, 1),
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Coord.make(0, 1),
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Coord.make(-1, 1),
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Coord.make(-1, 0)
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};
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//@formatter:on
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public static Coord get(int i)
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{
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return side[i]; // FIXME Coord is mutable
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}
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public static byte bit(int i)
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{
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return (byte) (1 << (7 - i));
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}
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}
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