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Use doubles instead of floats for MathL

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Esophose 2020-08-25 18:44:41 -06:00
parent 09fdeaf612
commit 3a441e3329
1 changed files with 13 additions and 13 deletions
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src/main/java/dev/esophose/playerparticles/util/MathL.java
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@ -7,39 +7,39 @@ package dev.esophose.playerparticles.util;
public final class MathL { public final class MathL {
private static final int SIN_BITS, SIN_MASK, SIN_COUNT; private static final int SIN_BITS, SIN_MASK, SIN_COUNT;
private static final float radFull, radToIndex; private static final double radFull, radToIndex;
private static final float degFull, degToIndex; private static final double degFull, degToIndex;
private static final float[] sin, cos; private static final double[] sin, cos;
static { static {
SIN_BITS = 12; SIN_BITS = 12;
SIN_MASK = ~(-1 << SIN_BITS); SIN_MASK = ~(-1 << SIN_BITS);
SIN_COUNT = SIN_MASK + 1; SIN_COUNT = SIN_MASK + 1;
radFull = (float) (Math.PI * 2.0); radFull = Math.PI * 2.0;
degFull = (float) (360.0); degFull = 360.0;
radToIndex = SIN_COUNT / radFull; radToIndex = SIN_COUNT / radFull;
degToIndex = SIN_COUNT / degFull; degToIndex = SIN_COUNT / degFull;
sin = new float[SIN_COUNT]; sin = new double[SIN_COUNT];
cos = new float[SIN_COUNT]; cos = new double[SIN_COUNT];
for (int i = 0; i < SIN_COUNT; i++) { for (int i = 0; i < SIN_COUNT; i++) {
sin[i] = (float) Math.sin((i + 0.5f) / SIN_COUNT * radFull); sin[i] = Math.sin((i + 0.5f) / SIN_COUNT * radFull);
cos[i] = (float) Math.cos((i + 0.5f) / SIN_COUNT * radFull); cos[i] = Math.cos((i + 0.5f) / SIN_COUNT * radFull);
} }
for (int i = 0; i < 360; i += 90) { for (int i = 0; i < 360; i += 90) {
sin[(int) (i * degToIndex) & SIN_MASK] = (float) Math.sin(i * Math.PI / 180.0); sin[(int) (i * degToIndex) & SIN_MASK] = Math.sin(i * Math.PI / 180.0);
cos[(int) (i * degToIndex) & SIN_MASK] = (float) Math.cos(i * Math.PI / 180.0); cos[(int) (i * degToIndex) & SIN_MASK] = Math.cos(i * Math.PI / 180.0);
} }
} }
public static float sin(double rad) { public static double sin(double rad) {
return sin[(int) (rad * radToIndex) & SIN_MASK]; return sin[(int) (rad * radToIndex) & SIN_MASK];
} }
public static float cos(double rad) { public static double cos(double rad) {
return cos[(int) (rad * radToIndex) & SIN_MASK]; return cos[(int) (rad * radToIndex) & SIN_MASK];
} }