231 lines
11 KiB
Java
231 lines
11 KiB
Java
package com.atsuishio.superbwarfare.tools;
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import com.atsuishio.superbwarfare.entity.vehicle.base.VehicleEntity;
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import com.atsuishio.superbwarfare.init.ModTags;
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import net.minecraft.core.BlockPos;
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import net.minecraft.core.Direction;
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import net.minecraft.world.entity.Entity;
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import net.minecraft.world.entity.LivingEntity;
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import net.minecraft.world.entity.player.Player;
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import net.minecraft.world.entity.projectile.Projectile;
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import net.minecraft.world.entity.projectile.ProjectileUtil;
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import net.minecraft.world.level.ClipContext;
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import net.minecraft.world.phys.*;
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import java.util.ArrayList;
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import java.util.List;
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import static com.atsuishio.superbwarfare.tools.SeekTool.smokeFilter;
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public class TraceTool {
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public static boolean laserHeadshot = false;
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public static Entity findLookingEntity(Entity entity, double entityReach) {
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double distance = entityReach * entityReach;
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Vec3 eyePos = entity.getEyePosition(1.0f);
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HitResult hitResult = entity.pick(entityReach, 1.0f, false);
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if (hitResult.getType() != HitResult.Type.MISS) {
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distance = hitResult.getLocation().distanceToSqr(eyePos);
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double blockReach = 5;
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if (distance > blockReach * blockReach) {
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Vec3 pos = hitResult.getLocation();
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hitResult = BlockHitResult.miss(pos, Direction.getNearest(eyePos.x, eyePos.y, eyePos.z), BlockPos.containing(pos));
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}
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}
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Vec3 viewVec = entity.getViewVector(1.0F);
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Vec3 toVec = eyePos.add(viewVec.x * entityReach, viewVec.y * entityReach, viewVec.z * entityReach);
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AABB aabb = entity.getBoundingBox().expandTowards(viewVec.scale(entityReach)).inflate(1.0D, 1.0D, 1.0D);
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EntityHitResult entityhitresult = ProjectileUtil.getEntityHitResult(entity, eyePos, toVec, aabb, p -> !p.isSpectator() && entity.getVehicle() != p && p.isAlive() && smokeFilter(p), distance);
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if (entityhitresult != null) {
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Vec3 targetPos = entityhitresult.getLocation();
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double distanceToTarget = eyePos.distanceToSqr(targetPos);
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if (distanceToTarget > distance || distanceToTarget > entityReach * entityReach) {
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hitResult = BlockHitResult.miss(targetPos, Direction.getNearest(viewVec.x, viewVec.y, viewVec.z), BlockPos.containing(targetPos));
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} else if (distanceToTarget < distance) {
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hitResult = entityhitresult;
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}
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}
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if (hitResult.getType() == HitResult.Type.ENTITY) {
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return ((EntityHitResult) hitResult).getEntity();
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}
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return null;
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}
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public static Entity findMeleeEntity(Entity entity, double entityReach) {
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double distance = entityReach * entityReach;
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Vec3 eyePos = entity.getEyePosition(1.0f);
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HitResult hitResult = entity.pick(entityReach, 1.0f, false);
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Vec3 viewVec = entity.getViewVector(1.0F);
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Vec3 toVec = eyePos.add(viewVec.x * entityReach, viewVec.y * entityReach, viewVec.z * entityReach);
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AABB aabb = entity.getBoundingBox().expandTowards(viewVec.scale(entityReach)).inflate(1.0D, 1.0D, 1.0D);
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EntityHitResult entityhitresult = ProjectileUtil.getEntityHitResult(entity, eyePos, toVec, aabb, p -> !p.isSpectator() && entity.getVehicle() != p && p.isAlive(), distance);
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if (entityhitresult != null) {
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hitResult = entityhitresult;
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}
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if (hitResult.getType() == HitResult.Type.ENTITY) {
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return ((EntityHitResult) hitResult).getEntity();
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}
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return null;
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}
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public static Entity laserfindLookingEntity(Entity player, double entityReach) {
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double distance = entityReach * entityReach;
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Vec3 eyePos = player.getEyePosition(1.0f);
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HitResult hitResult = player.pick(entityReach, 1.0f, false);
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Vec3 viewVec = player.getViewVector(1.0F);
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Vec3 toVec = eyePos.add(viewVec.x * entityReach, viewVec.y * entityReach, viewVec.z * entityReach);
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AABB aabb = player.getBoundingBox().expandTowards(viewVec.scale(entityReach)).inflate(1.0D, 1.0D, 1.0D);
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EntityHitResult entityhitresult = ProjectileUtil.getEntityHitResult(player, eyePos, toVec, aabb, p -> !p.isSpectator() && player.getVehicle() != p && p.isAlive() && smokeFilter(p), distance);
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if (entityhitresult != null) {
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Vec3 hitVec = entityhitresult.getLocation();
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if (checkNoClip(player, hitVec)) {
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hitResult = entityhitresult;
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}
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if (hitResult.getType() == HitResult.Type.ENTITY && ((EntityHitResult) hitResult).getEntity().isAlive()) {
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if (((EntityHitResult) hitResult).getEntity() instanceof LivingEntity living) {
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laserHeadshot = living.getEyeY() - 0.4 < hitVec.y && hitVec.y < living.getEyeY() + 0.5;
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} else {
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laserHeadshot = false;
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}
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return ((EntityHitResult) hitResult).getEntity();
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}
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}
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return null;
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}
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public static boolean checkNoClip(Entity entity, Vec3 target) {
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return entity.level().clip(new ClipContext(entity.getEyePosition(), target, ClipContext.Block.COLLIDER, ClipContext.Fluid.NONE, entity)).getType() != HitResult.Type.BLOCK;
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}
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public static Vec3 vehicleFindLookingPos(Projectile projectile, VehicleEntity vehicle, Vec3 eye, double entityReach) {
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double distance = entityReach * entityReach;
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HitResult hitResult = pickNew(eye, 512, vehicle);
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Vec3 viewVec = vehicle.getBarrelVector(1);
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Vec3 toVec = eye.add(viewVec.x * entityReach, viewVec.y * entityReach, viewVec.z * entityReach);
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AABB aabb = vehicle.getBoundingBox().expandTowards(viewVec.scale(entityReach)).inflate(1.0D, 1.0D, 1.0D);
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EntityHitResult entityhitresult = ProjectileUtil.getEntityHitResult(vehicle, eye, toVec, aabb,
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p -> !p.isSpectator() && p.isAlive() && SeekTool.baseFilter(p) && !p.getType().is(ModTags.EntityTypes.DECOY) && smokeFilter(p) && p != projectile, distance);
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if (entityhitresult != null) {
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hitResult = entityhitresult;
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}
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if (hitResult.getType() == HitResult.Type.ENTITY) {
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return hitResult.getLocation();
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}
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return null;
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}
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public static Vec3 playerFindLookingPos(Player player, Entity entity, double entityReach) {
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double distance = entityReach * entityReach;
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HitResult hitResult = player.pick(entityReach, 1.0f, false);
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Vec3 viewVec = player.getViewVector(1);
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Vec3 toVec = player.getEyePosition().add(viewVec.x * entityReach, viewVec.y * entityReach, viewVec.z * entityReach);
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AABB aabb = entity.getBoundingBox().expandTowards(viewVec.scale(entityReach)).inflate(1.0D, 1.0D, 1.0D);
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EntityHitResult entityhitresult = ProjectileUtil.getEntityHitResult(player, player.getEyePosition(), toVec, aabb, p -> true, distance);
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if (entityhitresult != null) {
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hitResult = entityhitresult;
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}
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if (hitResult.getType() == HitResult.Type.ENTITY) {
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return hitResult.getLocation();
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}
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return null;
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}
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public static Entity droneFindLookingEntity(Entity entity, Vec3 pos, double entityReach, float ticks) {
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double distance = entityReach * entityReach;
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HitResult hitResult = entity.pick(entityReach, 1.0f, false);
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Vec3 viewVec = entity.getViewVector(ticks);
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Vec3 toVec = pos.add(viewVec.x * entityReach, viewVec.y * entityReach, viewVec.z * entityReach);
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AABB aabb = entity.getBoundingBox().expandTowards(viewVec.scale(entityReach)).inflate(1.0D, 1.0D, 1.0D);
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EntityHitResult entityhitresult = ProjectileUtil.getEntityHitResult(entity, pos, toVec, aabb, p -> !p.isSpectator()
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&& p.isAlive()
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&& !(p instanceof Projectile)
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&& SeekTool.baseFilter(p)
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&& !p.getType().is(ModTags.EntityTypes.DECOY)
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&& smokeFilter(p)
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&& p != entity
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&& p != entity.getVehicle(), distance);
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if (entityhitresult != null) {
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hitResult = entityhitresult;
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}
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if (hitResult.getType() == HitResult.Type.ENTITY) {
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return ((EntityHitResult) hitResult).getEntity();
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}
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return null;
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}
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public static Entity camerafFindLookingEntity(Player player, Vec3 pos, double entityReach, float ticks) {
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double distance = entityReach * entityReach;
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HitResult hitResult = player.pick(entityReach, 1.0f, false);
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Vec3 viewVec = player.getViewVector(ticks);
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Vec3 toVec = pos.add(viewVec.x * entityReach, viewVec.y * entityReach, viewVec.z * entityReach);
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AABB aabb = player.getBoundingBox().expandTowards(viewVec.scale(entityReach)).inflate(1.0D, 1.0D, 1.0D);
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EntityHitResult entityhitresult = ProjectileUtil.getEntityHitResult(player, pos, toVec, aabb, p -> !p.isSpectator()
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&& p.isAlive()
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&& !(p instanceof Projectile)
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&& SeekTool.baseFilter(p)
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&& !p.getType().is(ModTags.EntityTypes.DECOY)
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&& smokeFilter(p)
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&& p != player
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&& p != player.getVehicle(), distance);
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if (entityhitresult != null) {
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hitResult = entityhitresult;
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}
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if (hitResult.getType() == HitResult.Type.ENTITY) {
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return ((EntityHitResult) hitResult).getEntity();
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}
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return null;
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}
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public static HitResult pickNew(Vec3 pos, double pHitDistance, VehicleEntity vehicle) {
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Vec3 vec31 = vehicle.getBarrelVector(1);
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Vec3 vec32 = pos.add(vec31.x * pHitDistance, vec31.y * pHitDistance, vec31.z * pHitDistance);
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return vehicle.level().clip(new ClipContext(pos, vec32, ClipContext.Block.COLLIDER, ClipContext.Fluid.ANY, vehicle));
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}
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public static List<BlockPos> getBlocksAlongRay(Vec3 start, Vec3 direction, double maxDistance) {
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List<BlockPos> blocks = new ArrayList<>();
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// 标准化方向向量
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Vec3 normalizedDir = direction.normalize();
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Vec3 end = start.add(normalizedDir.scale(maxDistance));
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// DDA算法参数
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double step = 0.1; // 步长（越小精度越高）
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double distance = 0;
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BlockPos lastPos = null;
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while (distance <= maxDistance) {
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Vec3 currentPos = start.add(normalizedDir.scale(distance));
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BlockPos blockPos = new BlockPos(
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(int) Math.floor(currentPos.x),
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(int) Math.floor(currentPos.y),
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(int) Math.floor(currentPos.z)
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);
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// 避免重复添加同一方块
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if (lastPos == null || !lastPos.equals(blockPos)) {
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blocks.add(blockPos);
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lastPos = blockPos;
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}
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distance += step;
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}
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return blocks;
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}
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}
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