minecraft-src/net/minecraft/world/entity/PositionMoveRotation.java
2025-07-04 03:45:38 +03:00

64 lines
2.8 KiB
Java

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