/*
* Copyright 2013 MovingBlocks
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.terasology.world;
import org.junit.Before;
import org.junit.Test;
import org.terasology.TerasologyTestingEnvironment;
import org.terasology.math.Region3i;
import org.terasology.math.Vector3i;
import org.terasology.registry.CoreRegistry;
import org.terasology.world.block.Block;
import org.terasology.world.block.BlockManager;
import org.terasology.world.block.BlockUri;
import org.terasology.world.block.family.DefaultBlockFamilyFactoryRegistry;
import org.terasology.world.block.family.SymmetricFamily;
import org.terasology.world.block.internal.BlockManagerImpl;
import org.terasology.world.block.loader.NullWorldAtlas;
import org.terasology.world.chunks.Chunk;
import org.terasology.world.chunks.ChunkConstants;
import org.terasology.world.chunks.internal.ChunkImpl;
import org.terasology.world.internal.ChunkViewCore;
import org.terasology.world.internal.ChunkViewCoreImpl;
import java.io.IOException;
import static org.junit.Assert.assertEquals;
/**
* @author Immortius
*/
public class ChunkViewTest extends TerasologyTestingEnvironment {
Block airBlock;
Block solidBlock;
@Before
public void setup() throws IOException {
BlockManagerImpl blockManager = new BlockManagerImpl(new NullWorldAtlas(), new DefaultBlockFamilyFactoryRegistry());
CoreRegistry.put(BlockManager.class, blockManager);
airBlock = BlockManager.getAir();
solidBlock = new Block();
solidBlock.setDisplayName("Stone");
solidBlock.setUri(new BlockUri("engine:stone"));
blockManager.addBlockFamily(new SymmetricFamily(solidBlock.getURI(), solidBlock), true);
solidBlock = blockManager.getBlock(solidBlock.getURI());
}
@Test
public void simpleWorldView() {
Chunk chunk = new ChunkImpl(new Vector3i());
chunk.setBlock(new Vector3i(0, 0, 0), solidBlock);
ChunkViewCore chunkView = new ChunkViewCoreImpl(new Chunk[]{chunk}, Region3i.createFromCenterExtents(Vector3i.zero(), Vector3i.zero()), new Vector3i());
assertEquals(solidBlock, chunkView.getBlock(0, 0, 0));
}
@Test
public void offsetWorldView() {
Chunk chunk = new ChunkImpl(new Vector3i());
chunk.setBlock(new Vector3i(0, 0, 0), solidBlock);
Chunk[] chunks = new Chunk[]{new ChunkImpl(new Vector3i(-1, 0, -1)), new ChunkImpl(new Vector3i(0, 0, -1)), new ChunkImpl(new Vector3i(1, 0, -1)),
new ChunkImpl(new Vector3i(-1, 0, 0)), chunk, new ChunkImpl(new Vector3i(1, 0, 0)),
new ChunkImpl(new Vector3i(-1, 0, 1)), new ChunkImpl(new Vector3i(0, 0, 1)), new ChunkImpl(new Vector3i(1, 0, 1))};
ChunkViewCore chunkView = new ChunkViewCoreImpl(chunks, Region3i.createFromCenterExtents(new Vector3i(0, 0, 0), new Vector3i(1, 0, 1)), new Vector3i(1, 0, 1));
assertEquals(solidBlock, chunkView.getBlock(0, 0, 0));
}
@Test
public void offsetWorldViewBeforeMainChunk() {
Chunk chunk = new ChunkImpl(new Vector3i());
chunk.setBlock(new Vector3i(15, 0, 15), solidBlock);
Chunk[] chunks = new Chunk[]{chunk, new ChunkImpl(new Vector3i(0, 0, -1)), new ChunkImpl(new Vector3i(1, 0, -1)),
new ChunkImpl(new Vector3i(-1, 0, 0)), new ChunkImpl(new Vector3i(0, 0, 0)), new ChunkImpl(new Vector3i(1, 0, 0)),
new ChunkImpl(new Vector3i(-1, 0, 1)), new ChunkImpl(new Vector3i(0, 0, 1)), new ChunkImpl(new Vector3i(1, 0, 1))};
ChunkViewCore chunkView = new ChunkViewCoreImpl(chunks, Region3i.createFromCenterExtents(new Vector3i(0, 0, 0), new Vector3i(1, 0, 1)), new Vector3i(1, 0, 1));
assertEquals(solidBlock, chunkView.getBlock(-1, 0, -1));
}
@Test
public void offsetWorldViewAfterMainChunk() {
Chunk chunk = new ChunkImpl(new Vector3i());
chunk.setBlock(new Vector3i(0, 0, 0), solidBlock);
Chunk[] chunks = new Chunk[]{new ChunkImpl(-1, 0, -1), new ChunkImpl(new Vector3i(0, 0, -1)), new ChunkImpl(new Vector3i(1, 0, -1)),
new ChunkImpl(new Vector3i(-1, 0, 0)), new ChunkImpl(new Vector3i(0, 0, 0)), new ChunkImpl(new Vector3i(1, 0, 0)),
new ChunkImpl(new Vector3i(-1, 0, 1)), new ChunkImpl(new Vector3i(0, 0, 1)), chunk};
ChunkViewCore chunkView = new ChunkViewCoreImpl(chunks, Region3i.createFromCenterExtents(new Vector3i(0, 0, 0), new Vector3i(1, 0, 1)), new Vector3i(1, 0, 1));
assertEquals(solidBlock, chunkView.getBlock(16, 0, 16));
}
@Test
public void offsetChunksWorldView() {
Chunk chunk = new ChunkImpl(new Vector3i(1, 0, 1));
chunk.setBlock(new Vector3i(0, 0, 0), solidBlock);
Chunk[] chunks = new Chunk[]{new ChunkImpl(new Vector3i(0, 0, 0)), new ChunkImpl(new Vector3i(1, 0, 0)), new ChunkImpl(new Vector3i(2, 0, 0)),
new ChunkImpl(new Vector3i(0, 0, 1)), chunk, new ChunkImpl(new Vector3i(2, 0, 1)),
new ChunkImpl(new Vector3i(0, 0, 2)), new ChunkImpl(new Vector3i(1, 0, 2)), new ChunkImpl(new Vector3i(2, 0, 2))};
ChunkViewCore chunkView = new ChunkViewCoreImpl(chunks, Region3i.createFromCenterExtents(new Vector3i(1, 0, 1), new Vector3i(1, 0, 1)), new Vector3i(1, 0, 1));
assertEquals(solidBlock, chunkView.getBlock(0, 0, 0));
}
@Test
public void localToWorld() {
Chunk chunk = new ChunkImpl(new Vector3i(1, 0, 1));
chunk.setBlock(new Vector3i(0, 0, 0), solidBlock);
Chunk[] chunks = new Chunk[]{new ChunkImpl(new Vector3i(0, 0, 0)), new ChunkImpl(new Vector3i(1, 0, 0)), new ChunkImpl(new Vector3i(2, 0, 0)),
new ChunkImpl(new Vector3i(0, 0, 1)), chunk, new ChunkImpl(new Vector3i(2, 0, 1)),
new ChunkImpl(new Vector3i(0, 0, 2)), new ChunkImpl(new Vector3i(1, 0, 2)), new ChunkImpl(new Vector3i(2, 0, 2))};
ChunkViewCoreImpl chunkView = new ChunkViewCoreImpl(chunks, Region3i.createFromCenterExtents(new Vector3i(1, 0, 1), new Vector3i(1, 0, 1)), new Vector3i(1, 1, 1));
assertEquals(new Vector3i(ChunkConstants.SIZE_X, ChunkConstants.SIZE_Y, ChunkConstants.SIZE_Z), chunkView.toWorldPos(Vector3i.zero()));
}
}