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package net.minecraft.world.level;
import com.google.common.collect.Iterables;
import java.util.List;
import java.util.Optional;
import java.util.stream.StreamSupport;
import javax.annotation.Nullable;
import net.minecraft.core.BlockPos;
import net.minecraft.core.Direction;
import net.minecraft.world.entity.Entity;
import net.minecraft.world.level.block.state.BlockState;
import net.minecraft.world.level.border.WorldBorder;
import net.minecraft.world.phys.AABB;
import net.minecraft.world.phys.BlockHitResult;
import net.minecraft.world.phys.Vec3;
import net.minecraft.world.phys.shapes.BooleanOp;
import net.minecraft.world.phys.shapes.CollisionContext;
import net.minecraft.world.phys.shapes.Shapes;
import net.minecraft.world.phys.shapes.VoxelShape;
public interface CollisionGetter extends BlockGetter {
WorldBorder getWorldBorder();
@Nullable
BlockGetter getChunkForCollisions(int p_45774_, int p_45775_);
default boolean isUnobstructed(@Nullable Entity p_45750_, VoxelShape p_45751_) {
return true;
}
default boolean isUnobstructed(BlockState p_45753_, BlockPos p_45754_, CollisionContext p_45755_) {
VoxelShape voxelshape = p_45753_.getCollisionShape(this, p_45754_, p_45755_);
return voxelshape.isEmpty()
|| this.isUnobstructed(null, voxelshape.move((double)p_45754_.getX(), (double)p_45754_.getY(), (double)p_45754_.getZ()));
}
default boolean isUnobstructed(Entity p_45785_) {
return this.isUnobstructed(p_45785_, Shapes.create(p_45785_.getBoundingBox()));
}
default boolean noCollision(AABB p_45773_) {
return this.noCollision(null, p_45773_);
}
default boolean noCollision(Entity p_45787_) {
return this.noCollision(p_45787_, p_45787_.getBoundingBox());
}
default boolean noCollision(@Nullable Entity p_45757_, AABB p_45758_) {
return this.noCollision(p_45757_, p_45758_, false);
}
default boolean noCollision(@Nullable Entity p_361913_, AABB p_361643_, boolean p_370219_) {
for (VoxelShape voxelshape : p_370219_ ? this.getBlockAndLiquidCollisions(p_361913_, p_361643_) : this.getBlockCollisions(p_361913_, p_361643_)) {
if (!voxelshape.isEmpty()) {
return false;
}
}
if (!this.getEntityCollisions(p_361913_, p_361643_).isEmpty()) {
return false;
} else if (p_361913_ == null) {
return true;
} else {
VoxelShape voxelshape1 = this.borderCollision(p_361913_, p_361643_);
return voxelshape1 == null || !Shapes.joinIsNotEmpty(voxelshape1, Shapes.create(p_361643_), BooleanOp.AND);
}
}
default boolean noBlockCollision(@Nullable Entity p_299893_, AABB p_300925_) {
for (VoxelShape voxelshape : this.getBlockCollisions(p_299893_, p_300925_)) {
if (!voxelshape.isEmpty()) {
return false;
}
}
return true;
}
List<VoxelShape> getEntityCollisions(@Nullable Entity p_186427_, AABB p_186428_);
default Iterable<VoxelShape> getCollisions(@Nullable Entity p_186432_, AABB p_186433_) {
List<VoxelShape> list = this.getEntityCollisions(p_186432_, p_186433_);
Iterable<VoxelShape> iterable = this.getBlockCollisions(p_186432_, p_186433_);
return list.isEmpty() ? iterable : Iterables.concat(list, iterable);
}
default Iterable<VoxelShape> getBlockCollisions(@Nullable Entity p_186435_, AABB p_186436_) {
return () -> new BlockCollisions<>(this, p_186435_, p_186436_, false, (p_359944_, p_359945_) -> p_359945_);
}
default Iterable<VoxelShape> getBlockAndLiquidCollisions(@Nullable Entity p_367195_, AABB p_366686_) {
return () -> new BlockCollisions<>(this, CollisionContext.of(p_367195_, true), p_366686_, false, (p_286215_, p_286216_) -> p_286216_);
}
@Nullable
private VoxelShape borderCollision(Entity p_186441_, AABB p_186442_) {
WorldBorder worldborder = this.getWorldBorder();
return worldborder.isInsideCloseToBorder(p_186441_, p_186442_) ? worldborder.getCollisionShape() : null;
}
default BlockHitResult clipIncludingBorder(ClipContext p_362143_) {
BlockHitResult blockhitresult = this.clip(p_362143_);
WorldBorder worldborder = this.getWorldBorder();
if (worldborder.isWithinBounds(p_362143_.getFrom()) && !worldborder.isWithinBounds(blockhitresult.getLocation())) {
Vec3 vec3 = blockhitresult.getLocation().subtract(p_362143_.getFrom());
Direction direction = Direction.getApproximateNearest(vec3.x, vec3.y, vec3.z);
Vec3 vec31 = worldborder.clampVec3ToBound(blockhitresult.getLocation());
return new BlockHitResult(vec31, direction, BlockPos.containing(vec31), false, true);
} else {
return blockhitresult;
}
}
default boolean collidesWithSuffocatingBlock(@Nullable Entity p_186438_, AABB p_186439_) {
BlockCollisions<VoxelShape> blockcollisions = new BlockCollisions<>(this, p_186438_, p_186439_, true, (p_286211_, p_286212_) -> p_286212_);
while (blockcollisions.hasNext()) {
if (!blockcollisions.next().isEmpty()) {
return true;
}
}
return false;
}
default Optional<BlockPos> findSupportingBlock(Entity p_286468_, AABB p_286792_) {
BlockPos blockpos = null;
double d0 = Double.MAX_VALUE;
BlockCollisions<BlockPos> blockcollisions = new BlockCollisions<>(this, p_286468_, p_286792_, false, (p_286213_, p_286214_) -> p_286213_);
while (blockcollisions.hasNext()) {
BlockPos blockpos1 = blockcollisions.next();
double d1 = blockpos1.distToCenterSqr(p_286468_.position());
if (d1 < d0 || d1 == d0 && (blockpos == null || blockpos.compareTo(blockpos1) < 0)) {
blockpos = blockpos1.immutable();
d0 = d1;
}
}
return Optional.ofNullable(blockpos);
}
default Optional<Vec3> findFreePosition(@Nullable Entity p_151419_, VoxelShape p_151420_, Vec3 p_151421_, double p_151422_, double p_151423_, double p_151424_) {
if (p_151420_.isEmpty()) {
return Optional.empty();
} else {
AABB aabb = p_151420_.bounds().inflate(p_151422_, p_151423_, p_151424_);
VoxelShape voxelshape = StreamSupport.stream(this.getBlockCollisions(p_151419_, aabb).spliterator(), false)
.filter(p_186430_ -> this.getWorldBorder() == null || this.getWorldBorder().isWithinBounds(p_186430_.bounds()))
.flatMap(p_186426_ -> p_186426_.toAabbs().stream())
.map(p_186424_ -> p_186424_.inflate(p_151422_ / 2.0, p_151423_ / 2.0, p_151424_ / 2.0))
.map(Shapes::create)
.reduce(Shapes.empty(), Shapes::or);
VoxelShape voxelshape1 = Shapes.join(p_151420_, voxelshape, BooleanOp.ONLY_FIRST);
return voxelshape1.closestPointTo(p_151421_);
}
}
} |