64 lines
2.8 KiB
Java
64 lines
2.8 KiB
Java
package net.minecraft.world.entity;
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import java.util.Set;
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import net.minecraft.network.FriendlyByteBuf;
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import net.minecraft.network.codec.ByteBufCodecs;
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import net.minecraft.network.codec.StreamCodec;
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import net.minecraft.util.Mth;
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import net.minecraft.world.level.portal.TeleportTransition;
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import net.minecraft.world.phys.Vec3;
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public record PositionMoveRotation(Vec3 position, Vec3 deltaMovement, float yRot, float xRot) {
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public static final StreamCodec<FriendlyByteBuf, PositionMoveRotation> STREAM_CODEC = StreamCodec.composite(
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Vec3.STREAM_CODEC,
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PositionMoveRotation::position,
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Vec3.STREAM_CODEC,
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PositionMoveRotation::deltaMovement,
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ByteBufCodecs.FLOAT,
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PositionMoveRotation::yRot,
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ByteBufCodecs.FLOAT,
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PositionMoveRotation::xRot,
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PositionMoveRotation::new
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);
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public static PositionMoveRotation of(Entity entity) {
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return entity.isInterpolating()
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? new PositionMoveRotation(
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entity.getInterpolation().position(), entity.getKnownMovement(), entity.getInterpolation().yRot(), entity.getInterpolation().xRot()
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)
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: new PositionMoveRotation(entity.position(), entity.getKnownMovement(), entity.getYRot(), entity.getXRot());
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}
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public static PositionMoveRotation of(TeleportTransition teleportTransition) {
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return new PositionMoveRotation(teleportTransition.position(), teleportTransition.deltaMovement(), teleportTransition.yRot(), teleportTransition.xRot());
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}
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public static PositionMoveRotation calculateAbsolute(PositionMoveRotation current, PositionMoveRotation after, Set<Relative> relatives) {
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double d = relatives.contains(Relative.X) ? current.position.x : 0.0;
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double e = relatives.contains(Relative.Y) ? current.position.y : 0.0;
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double f = relatives.contains(Relative.Z) ? current.position.z : 0.0;
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float g = relatives.contains(Relative.Y_ROT) ? current.yRot : 0.0F;
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float h = relatives.contains(Relative.X_ROT) ? current.xRot : 0.0F;
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Vec3 vec3 = new Vec3(d + after.position.x, e + after.position.y, f + after.position.z);
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float i = g + after.yRot;
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float j = Mth.clamp(h + after.xRot, -90.0F, 90.0F);
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Vec3 vec32 = current.deltaMovement;
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if (relatives.contains(Relative.ROTATE_DELTA)) {
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float k = current.yRot - i;
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float l = current.xRot - j;
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vec32 = vec32.xRot((float)Math.toRadians(l));
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vec32 = vec32.yRot((float)Math.toRadians(k));
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}
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Vec3 vec33 = new Vec3(
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calculateDelta(vec32.x, after.deltaMovement.x, relatives, Relative.DELTA_X),
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calculateDelta(vec32.y, after.deltaMovement.y, relatives, Relative.DELTA_Y),
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calculateDelta(vec32.z, after.deltaMovement.z, relatives, Relative.DELTA_Z)
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);
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return new PositionMoveRotation(vec3, vec33, i, j);
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}
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private static double calculateDelta(double position, double deltaMovement, Set<Relative> relatives, Relative deltaRelative) {
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return relatives.contains(deltaRelative) ? position + deltaMovement : deltaMovement;
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}
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}
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