Added Meteorite Compass Block / Item. Added Meteorite Spawner Debug Item. Some Refactoring.
302 lines
5.4 KiB
Java
302 lines
5.4 KiB
Java
package appeng.services;
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import java.io.File;
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import java.util.HashMap;
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import java.util.LinkedList;
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import net.minecraft.block.Block;
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import net.minecraft.world.World;
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import appeng.api.AEApi;
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import appeng.api.util.DimensionalCoord;
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import appeng.core.AELog;
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import appeng.services.helpers.CompassException;
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import appeng.services.helpers.CompassReader;
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import appeng.services.helpers.ICompassCallback;
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public class CompassService implements Runnable
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{
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private class CompassMessage
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{
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public boolean isUpdate()
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{
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return false;
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}
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public boolean isRequest()
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{
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return false;
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}
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};
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private class CMUpdatePost extends CompassMessage
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{
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public final World world;
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public final int chunkX, chunkZ;
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public final int doubleChunkY; // 32 blocks instead of 16.
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public final boolean value;
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@Override
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public boolean isUpdate()
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{
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return true;
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}
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public CMUpdatePost(World w, int cx, int cz, int dcy, boolean val) {
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world = w;
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chunkX = cx;
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doubleChunkY = dcy;
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chunkZ = cz;
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value = val;
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}
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};
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private class CMDirectionRequest extends CompassMessage
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{
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public final DimensionalCoord coord;
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public final ICompassCallback callback;
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@Override
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public boolean isRequest()
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{
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return true;
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}
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public CMDirectionRequest(DimensionalCoord coord, ICompassCallback cc) {
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this.coord = coord;
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callback = cc;
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}
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};
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private LinkedList<CompassMessage> jobList = new LinkedList();
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public void updateArea(World w, int x, int y, int z)
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{
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int cx = x >> 4;
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int cdy = y >> 5;
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int cz = z >> 4;
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int low_x = cx << 4;
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int low_z = cz << 4;
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int low_y = cdy << 5;
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int hi_x = low_x + 16;
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int hi_z = low_z + 16;
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int hi_y = low_y + 32;
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Block skystone = AEApi.instance().blocks().blockSkyStone.block();
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for (int i = low_x; i < hi_x; i++)
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{
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for (int j = low_z; j < hi_z; j++)
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{
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for (int k = low_y; k < hi_y; k++)
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{
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Block blk = w.getBlock( i, k, j );
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if ( blk == skystone && w.getBlockMetadata( i, k, j ) == 0 )
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{
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postJob( new CMUpdatePost( w, cx, cz, cdy, true ) );
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return;
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}
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}
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}
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}
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postJob( new CMUpdatePost( w, cx, cz, cdy, false ) );
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}
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public void getCompassDirection(DimensionalCoord coord, ICompassCallback cc)
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{
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postJob( new CMDirectionRequest( coord, cc ) );
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}
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private void postJob(CompassMessage msg)
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{
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synchronized (jobList)
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{
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if ( msg != null )
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jobList.offer( msg );
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jobList.notify();
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}
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}
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private CompassMessage getNextMessage()
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{
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CompassMessage myMsg = null;
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while (myMsg == null && run)
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{
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synchronized (jobList)
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{
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try
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{
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myMsg = jobList.poll();
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if ( myMsg == null )
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jobList.wait();
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}
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catch (InterruptedException e)
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{
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// :P
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}
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}
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}
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return myMsg;
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}
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HashMap<World, CompassReader> worldSet = new HashMap();
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final File rootFolder;
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public CompassService(File aEFolder) {
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rootFolder = aEFolder;
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}
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public CompassReader getReader(World w)
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{
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CompassReader cr = worldSet.get( w );
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if ( cr == null )
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{
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cr = new CompassReader( w, rootFolder );
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worldSet.put( w, cr );
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}
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return cr;
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}
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private void processRequest(CMDirectionRequest req)
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{
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AELog.info( "CompassService.processRequest" );
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int cx = req.coord.x >> 4;
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int cz = req.coord.z >> 4;
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CompassReader cr = getReader( req.coord.getWorld() );
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// Am I standing on it?
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if ( cr.hasBeacon( cx, cz ) )
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{
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req.callback.calculatedDirection( true, true, -999 );
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cr.close();
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return;
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}
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// spiral outward...
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for (int offset = 1; offset < 174; offset++)
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{
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int minx = cx - offset;
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int minz = cz - offset;
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int maxx = cx + offset;
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int maxz = cz + offset;
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for (int z = minz; z <= maxz; z++)
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{
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if ( cr.hasBeacon( minx, z ) )
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{
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req.callback.calculatedDirection( true, false, rad( cx, cz, minx, z ) );
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cr.close();
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return;
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}
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if ( cr.hasBeacon( maxx, z ) )
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{
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req.callback.calculatedDirection( true, false, rad( cx, cz, maxx, z ) );
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cr.close();
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return;
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}
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}
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for (int x = minx + 1; x < maxx; x++)
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{
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if ( cr.hasBeacon( x, minz ) )
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{
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req.callback.calculatedDirection( true, false, rad( cx, cz, x, minz ) );
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cr.close();
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return;
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}
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if ( cr.hasBeacon( x, maxz ) )
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{
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req.callback.calculatedDirection( true, false, rad( cx, cz, x, maxz ) );
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cr.close();
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return;
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}
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}
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}
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// didn't find shit...
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req.callback.calculatedDirection( false, true, -999 );
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cr.close();
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}
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private double rad(int ax, int az, int bx, int bz)
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{
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int up = bz - az;
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int side = bx - ax;
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return Math.atan2( -up, side ) - Math.PI / 2.0;
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}
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private void processUpdate(CMUpdatePost req)
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{
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CompassReader cr = getReader( req.world );
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cr.setHasBeacon( req.chunkX, req.chunkZ, req.doubleChunkY, req.value );
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cr.close();
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}
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boolean run = true;
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boolean stopped = false;
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@Override
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public void run()
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{
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while (run)
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{
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CompassMessage myMsg = getNextMessage();
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try
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{
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if ( myMsg != null )
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{
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if ( myMsg.isRequest() )
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processRequest( (CMDirectionRequest) myMsg );
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else if ( myMsg.isUpdate() )
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processUpdate( (CMUpdatePost) myMsg );
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}
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}
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catch (CompassException ce)
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{
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ce.inner.printStackTrace();
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}
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}
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stopped = true;
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}
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public void kill()
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{
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run = false;
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postJob( null );
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while (!stopped)
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{
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try
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{
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Thread.sleep( 100 );
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}
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catch (InterruptedException e)
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{
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// :P
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}
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}
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}
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}
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