62 lines
2.6 KiB
Java
62 lines
2.6 KiB
Java
package com.hypixel.hytale.server.npc.util;
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import com.hypixel.hytale.math.shape.Box;
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import com.hypixel.hytale.math.util.ChunkUtil;
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import com.hypixel.hytale.protocol.BlockMaterial;
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import com.hypixel.hytale.server.core.asset.type.blockhitbox.BlockBoundingBoxes;
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import com.hypixel.hytale.server.core.asset.type.blocktype.config.BlockType;
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import com.hypixel.hytale.server.core.universe.world.World;
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import com.hypixel.hytale.server.core.universe.world.chunk.WorldChunk;
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import javax.annotation.Nonnull;
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public class BlockPlacementHelper {
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public static boolean canPlaceUnitBlock(@Nonnull World world, BlockType placedBlockType, boolean allowEmptyMaterials, int x, int y, int z) {
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WorldChunk chunk = world.getChunkIfInMemory(ChunkUtil.indexChunkFromBlock(x, z));
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if (chunk == null) {
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return false;
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} else {
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int target = chunk.getBlock(x, y, z);
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BlockType targetBlockType = BlockType.getAssetMap().getAsset(target);
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if (!testBlock(placedBlockType, targetBlockType, allowEmptyMaterials)) {
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return false;
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} else {
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target = chunk.getBlock(x, y - 1, z);
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targetBlockType = BlockType.getAssetMap().getAsset(target);
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int filler = chunk.getFiller(x, y - 1, z);
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int rotation = chunk.getRotationIndex(x, y - 1, z);
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return testSupportingBlock(targetBlockType, rotation, filler);
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}
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}
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}
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public static boolean canPlaceBlock(
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@Nonnull World world, @Nonnull BlockType placedBlockType, int rotationIndex, boolean allowEmptyMaterials, int x, int y, int z
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) {
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return world.testBlockTypes(
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x,
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y,
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z,
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placedBlockType,
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rotationIndex,
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(blockX, blockY, blockZ, blockType, rotation, filler) -> testBlock(placedBlockType, blockType, allowEmptyMaterials)
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);
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}
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public static boolean testBlock(BlockType placedBlockType, @Nonnull BlockType blockType, boolean allowEmptyMaterials) {
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if (blockType == BlockType.EMPTY) {
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return true;
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} else {
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return allowEmptyMaterials && blockType.getMaterial() == BlockMaterial.Empty ? true : true;
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}
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}
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public static boolean testSupportingBlock(@Nonnull BlockType blockType, int rotation, int filler) {
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Box targetHitbox = BlockBoundingBoxes.getAssetMap().getAsset(blockType.getHitboxTypeIndex()).get(rotation).getBoundingBox();
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return blockType != BlockType.EMPTY
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&& blockType != BlockType.UNKNOWN
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&& blockType.getMaterial() == BlockMaterial.Solid
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&& filler == 0
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&& targetHitbox.isUnitBox();
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}
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}
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