68 lines
2.4 KiB
Java
68 lines
2.4 KiB
Java
package net.minecraft.world.phys.shapes;
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import net.minecraft.core.BlockPos;
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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.vehicle.AbstractMinecart;
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import net.minecraft.world.item.Item;
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import net.minecraft.world.item.ItemStack;
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import net.minecraft.world.level.CollisionGetter;
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import net.minecraft.world.level.block.state.BlockState;
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import net.minecraft.world.level.material.FluidState;
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import org.jetbrains.annotations.Nullable;
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public interface CollisionContext {
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static CollisionContext empty() {
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return EntityCollisionContext.EMPTY;
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}
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static CollisionContext of(Entity entity) {
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return (CollisionContext)(switch (entity) {
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case AbstractMinecart abstractMinecart -> AbstractMinecart.useExperimentalMovement(abstractMinecart.level())
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? new MinecartCollisionContext(abstractMinecart, false)
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: new EntityCollisionContext(entity, false, false);
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default -> new EntityCollisionContext(entity, false, false);
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});
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}
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static CollisionContext of(Entity entity, boolean canStandOnFluid) {
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return new EntityCollisionContext(entity, canStandOnFluid, false);
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}
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static CollisionContext placementContext(@Nullable Player player) {
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return new EntityCollisionContext(
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player != null ? player.isDescending() : false,
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true,
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player != null ? player.getY() : -Double.MAX_VALUE,
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player instanceof LivingEntity ? player.getMainHandItem() : ItemStack.EMPTY,
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player instanceof LivingEntity ? fluidState -> player.canStandOnFluid(fluidState) : fluidState -> false,
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player
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);
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}
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static CollisionContext withPosition(@Nullable Entity entity, double bottom) {
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return new EntityCollisionContext(
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entity != null ? entity.isDescending() : false,
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true,
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entity != null ? bottom : -Double.MAX_VALUE,
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entity instanceof LivingEntity livingEntityx ? livingEntityx.getMainHandItem() : ItemStack.EMPTY,
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entity instanceof LivingEntity livingEntity ? fluidState -> livingEntity.canStandOnFluid(fluidState) : fluidState -> false,
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entity
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);
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}
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boolean isDescending();
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boolean isAbove(VoxelShape shape, BlockPos pos, boolean canAscend);
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boolean isHoldingItem(Item item);
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boolean canStandOnFluid(FluidState fluid1, FluidState fluid2);
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VoxelShape getCollisionShape(BlockState state, CollisionGetter collisionGetter, BlockPos pos);
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default boolean isPlacement() {
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return false;
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}
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}
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