Examples with SUPPORTED_VERSION_1 org.pepsoft.minecraft.Constants.SUPPORTED_VERSION_1 used on opensource projects

Example 1 with SUPPORTED_VERSION_1

use of org.pepsoft.minecraft.Constants.SUPPORTED_VERSION_1 in project WorldPainter by Captain-Chaos.

the class MapImportDialog method analyseMap.

private void analyseMap() {
    mapStatistics = null;
    resetStats();
    File levelDatFile = new File(fieldFilename.getText());
    final File worldDir = levelDatFile.getParentFile();
    // Check if it's a valid level.dat file before we commit
    int version;
    try {
        Level testLevel = Level.load(levelDatFile);
        version = testLevel.getVersion();
    } catch (IOException e) {
        logger.error("IOException while analysing map " + levelDatFile, e);
        JOptionPane.showMessageDialog(MapImportDialog.this, strings.getString("selected.file.is.not.a.valid.level.dat.file"), strings.getString("invalid.file"), JOptionPane.ERROR_MESSAGE);
        return;
    } catch (IllegalArgumentException e) {
        logger.error("IllegalArgumentException while analysing map " + levelDatFile, e);
        JOptionPane.showMessageDialog(MapImportDialog.this, strings.getString("selected.file.is.not.a.valid.level.dat.file"), strings.getString("invalid.file"), JOptionPane.ERROR_MESSAGE);
        return;
    } catch (NullPointerException e) {
        logger.error("NullPointerException while analysing map " + levelDatFile, e);
        JOptionPane.showMessageDialog(MapImportDialog.this, strings.getString("selected.file.is.not.a.valid.level.dat.file"), strings.getString("invalid.file"), JOptionPane.ERROR_MESSAGE);
        return;
    }
    // Other sanity checks
    if ((version != SUPPORTED_VERSION_1) && (version != SUPPORTED_VERSION_2)) {
        logger.error("Unsupported Minecraft version while analysing map " + levelDatFile);
        JOptionPane.showMessageDialog(MapImportDialog.this, strings.getString("unsupported.minecraft.version"), strings.getString("unsupported.version"), JOptionPane.ERROR_MESSAGE);
        return;
    }
    File regionDir = new File(worldDir, "region");
    if (!regionDir.isDirectory()) {
        logger.error("Region directory missing while analysing map " + levelDatFile);
        JOptionPane.showMessageDialog(MapImportDialog.this, strings.getString("the.region.folder.is.missing"), strings.getString("region.folder.missing"), JOptionPane.ERROR_MESSAGE);
        return;
    }
    final Pattern regionFilePattern = (version == SUPPORTED_VERSION_1) ? Pattern.compile("r\\.-?\\d+\\.-?\\d+\\.mcr") : Pattern.compile("r\\.-?\\d+\\.-?\\d+\\.mca");
    final File[] regionFiles = regionDir.listFiles((dir, name) -> regionFilePattern.matcher(name).matches());
    if ((regionFiles == null) || (regionFiles.length == 0)) {
        logger.error("Region files missing while analysing map " + levelDatFile);
        JOptionPane.showMessageDialog(MapImportDialog.this, strings.getString("the.region.folder.contains.no.region.files"), strings.getString("region.files.missing"), JOptionPane.ERROR_MESSAGE);
        return;
    }
    // Check for Nether and End
    boolean netherPresent = false, endPresent = false;
    File netherRegionDir = new File(worldDir, "DIM-1/region");
    if (netherRegionDir.isDirectory()) {
        File[] netherRegionFiles = netherRegionDir.listFiles((dir, name) -> regionFilePattern.matcher(name).matches());
        if ((netherRegionFiles != null) && (netherRegionFiles.length > 0)) {
            netherPresent = true;
        }
    }
    File endRegionDir = new File(worldDir, "DIM1/region");
    if (endRegionDir.isDirectory()) {
        File[] endRegionFiles = endRegionDir.listFiles((dir, name) -> regionFilePattern.matcher(name).matches());
        if ((endRegionFiles != null) && (endRegionFiles.length > 0)) {
            endPresent = true;
        }
    }
    checkBoxImportNether.setEnabled(netherPresent);
    checkBoxImportNether.setSelected(netherPresent);
    checkBoxImportEnd.setEnabled(endPresent);
    checkBoxImportEnd.setSelected(endPresent);
    mapStatistics = ProgressDialog.executeTask(this, new ProgressTask<MapStatistics>() {

        @Override
        public String getName() {
            return "Analyzing map...";
        }

        @Override
        public MapStatistics execute(ProgressReceiver progressReceiver) throws OperationCancelled {
            MapStatistics stats = new MapStatistics();
            int chunkCount = 0;
            List<Integer> xValues = new ArrayList<>(), zValues = new ArrayList<>();
            List<Point> chunks = new ArrayList<>();
            int count = 0;
            for (File file : regionFiles) {
                String[] nameFrags = file.getName().split("\\.");
                int regionX = Integer.parseInt(nameFrags[1]);
                int regionZ = Integer.parseInt(nameFrags[2]);
                try {
                    RegionFile regionFile = new RegionFile(file);
                    try {
                        for (int x = 0; x < 32; x++) {
                            for (int z = 0; z < 32; z++) {
                                if (regionFile.containsChunk(x, z)) {
                                    chunkCount++;
                                    int chunkX = regionX * 32 + x, chunkZ = regionZ * 32 + z;
                                    if (chunkX < stats.lowestChunkX) {
                                        stats.lowestChunkX = chunkX;
                                    }
                                    if (chunkX > stats.highestChunkX) {
                                        stats.highestChunkX = chunkX;
                                    }
                                    if (chunkZ < stats.lowestChunkZ) {
                                        stats.lowestChunkZ = chunkZ;
                                    }
                                    if (chunkZ > stats.highestChunkZ) {
                                        stats.highestChunkZ = chunkZ;
                                    }
                                    xValues.add(chunkX);
                                    zValues.add(chunkZ);
                                    chunks.add(new Point(chunkX, chunkZ));
                                }
                            }
                        }
                    } finally {
                        regionFile.close();
                    }
                } catch (IOException e) {
                    throw new RuntimeException("I/O error while analyzing map " + worldDir, e);
                }
                count++;
                progressReceiver.setProgress((float) count / (regionFiles.length + 1));
            }
            stats.chunkCount = chunkCount;
            if (chunkCount == 0) {
                // Completely empty map (wrong region file format)?
                progressReceiver.setProgress(1.0f);
                return stats;
            }
            Collections.sort(xValues);
            int p1 = xValues.size() / 4;
            float q1 = xValues.get(p1) * 0.75f + xValues.get(p1 + 1) * 0.25f;
            int p2 = xValues.size() / 2;
            float q2 = (xValues.get(p2) + xValues.get(p2 + 1)) / 2f;
            int p3 = xValues.size() * 3 / 4;
            float q3 = xValues.get(p3) * 0.25f + xValues.get(p3 + 1) * 0.75f;
            float iqr = q3 - q1;
            int lowerLimit = (int) (q2 - iqr * 1.5f);
            int upperLimit = (int) (q2 + iqr * 1.5f);
            for (Point chunk : chunks) {
                if ((chunk.x < lowerLimit) || (chunk.x > upperLimit)) {
                    stats.outlyingChunks.add(chunk);
                }
            }
            Collections.sort(zValues);
            p1 = zValues.size() / 4;
            q1 = zValues.get(p1) * 0.75f + zValues.get(p1 + 1) * 0.25f;
            p2 = zValues.size() / 2;
            q2 = (zValues.get(p2) + zValues.get(p2 + 1)) / 2f;
            p3 = zValues.size() * 3 / 4;
            q3 = zValues.get(p3) * 0.25f + zValues.get(p3 + 1) * 0.75f;
            iqr = q3 - q1;
            lowerLimit = (int) (q2 - iqr * 1.5f);
            upperLimit = (int) (q2 + iqr * 1.5f);
            for (Point chunk : chunks) {
                if ((chunk.y < lowerLimit) || (chunk.y > upperLimit)) {
                    stats.outlyingChunks.add(chunk);
                }
            }
            if (!stats.outlyingChunks.isEmpty()) {
                chunks.stream().filter(chunk -> !stats.outlyingChunks.contains(chunk)).forEach(chunk -> {
                    if (chunk.x < stats.lowestChunkXNoOutliers) {
                        stats.lowestChunkXNoOutliers = chunk.x;
                    }
                    if (chunk.x > stats.highestChunkXNoOutliers) {
                        stats.highestChunkXNoOutliers = chunk.x;
                    }
                    if (chunk.y < stats.lowestChunkZNoOutliers) {
                        stats.lowestChunkZNoOutliers = chunk.y;
                    }
                    if (chunk.y > stats.highestChunkZNoOutliers) {
                        stats.highestChunkZNoOutliers = chunk.y;
                    }
                });
            } else {
                stats.lowestChunkXNoOutliers = stats.lowestChunkX;
                stats.highestChunkXNoOutliers = stats.highestChunkX;
                stats.lowestChunkZNoOutliers = stats.lowestChunkZ;
                stats.highestChunkZNoOutliers = stats.highestChunkZ;
            }
            progressReceiver.setProgress(1.0f);
            return stats;
        }
    }, true);
    if ((mapStatistics != null) && (mapStatistics.chunkCount > 0)) {
        int width = mapStatistics.highestChunkXNoOutliers - mapStatistics.lowestChunkXNoOutliers + 1;
        int length = mapStatistics.highestChunkZNoOutliers - mapStatistics.lowestChunkZNoOutliers + 1;
        int area = (mapStatistics.chunkCount - mapStatistics.outlyingChunks.size());
        labelWidth.setText(FORMATTER.format(width * 16) + " blocks (from " + FORMATTER.format(mapStatistics.lowestChunkXNoOutliers << 4) + " to " + FORMATTER.format((mapStatistics.highestChunkXNoOutliers << 4) + 15) + "; " + FORMATTER.format(width) + " chunks)");
        labelLength.setText(FORMATTER.format(length * 16) + " blocks (from " + FORMATTER.format(mapStatistics.lowestChunkZNoOutliers << 4) + " to " + FORMATTER.format((mapStatistics.highestChunkZNoOutliers << 4) + 15) + "; " + FORMATTER.format(length) + " chunks)");
        labelArea.setText(FORMATTER.format(area * 256L) + " blocks² (" + FORMATTER.format(area) + " chunks)");
        if (!mapStatistics.outlyingChunks.isEmpty()) {
            // There are outlying chunks
            int widthWithOutliers = mapStatistics.highestChunkX - mapStatistics.lowestChunkX + 1;
            int lengthWithOutliers = mapStatistics.highestChunkZ - mapStatistics.lowestChunkZ + 1;
            int areaOfOutliers = mapStatistics.outlyingChunks.size();
            labelOutliers1.setVisible(true);
            labelOutliers2.setVisible(true);
            labelWidthWithOutliers.setText(FORMATTER.format(widthWithOutliers * 16) + " blocks (" + FORMATTER.format(widthWithOutliers) + " chunks)");
            labelWidthWithOutliers.setVisible(true);
            labelOutliers3.setVisible(true);
            labelLengthWithOutliers.setText(FORMATTER.format(lengthWithOutliers * 16) + " blocks (" + FORMATTER.format(lengthWithOutliers) + " chunks)");
            labelLengthWithOutliers.setVisible(true);
            labelOutliers4.setVisible(true);
            labelAreaOutliers.setText(FORMATTER.format(areaOfOutliers * 256L) + " blocks² (" + FORMATTER.format(areaOfOutliers) + " chunks)");
            labelAreaOutliers.setVisible(true);
            checkBoxImportOutliers.setVisible(true);
            // The dialog may need to become bigger:
            pack();
        }
    }
}