Examples with GdxRuntimeException com.badlogic.gdx.utils.GdxRuntimeException used on opensource projects

Example 56 with GdxRuntimeException

use of com.badlogic.gdx.utils.GdxRuntimeException in project libgdx by libgdx.

the class btIndexedMesh method obtain.

/** Create or reuse a btIndexedMesh instance based on the specified tag.
	 * Use {@link #release()} to release the mesh when it's no longer needed. */
public static btIndexedMesh obtain(final Object tag, final FloatBuffer vertices, int sizeInBytesOfEachVertex, int vertexCount, int positionOffsetInBytes, final ShortBuffer indices, int indexOffset, int indexCount) {
    if (tag == null)
        throw new GdxRuntimeException("tag cannot be null");
    btIndexedMesh result = getInstance(tag);
    if (result == null) {
        result = new btIndexedMesh(vertices, sizeInBytesOfEachVertex, vertexCount, positionOffsetInBytes, indices, indexOffset, indexCount);
        result.tag = tag;
        instances.add(result);
    }
    result.obtain();
    return result;
}

Example 57 with GdxRuntimeException

use of com.badlogic.gdx.utils.GdxRuntimeException in project libgdx by libgdx.

the class TexturePacker method writePackFile.

private void writePackFile(File outputDir, String scaledPackFileName, Array<Page> pages) throws IOException {
    File packFile = new File(outputDir, scaledPackFileName + settings.atlasExtension);
    File packDir = packFile.getParentFile();
    packDir.mkdirs();
    if (packFile.exists()) {
        // Make sure there aren't duplicate names.
        TextureAtlasData textureAtlasData = new TextureAtlasData(new FileHandle(packFile), new FileHandle(packFile), false);
        for (Page page : pages) {
            for (Rect rect : page.outputRects) {
                String rectName = Rect.getAtlasName(rect.name, settings.flattenPaths);
                for (Region region : textureAtlasData.getRegions()) {
                    if (region.name.equals(rectName)) {
                        throw new GdxRuntimeException("A region with the name \"" + rectName + "\" has already been packed: " + rect.name);
                    }
                }
            }
        }
    }
    Writer writer = new OutputStreamWriter(new FileOutputStream(packFile, true), "UTF-8");
    for (Page page : pages) {
        writer.write("\n" + page.imageName + "\n");
        writer.write("size: " + page.imageWidth + "," + page.imageHeight + "\n");
        writer.write("format: " + settings.format + "\n");
        writer.write("filter: " + settings.filterMin + "," + settings.filterMag + "\n");
        writer.write("repeat: " + getRepeatValue() + "\n");
        page.outputRects.sort();
        for (Rect rect : page.outputRects) {
            writeRect(writer, page, rect, rect.name);
            Array<Alias> aliases = new Array(rect.aliases.toArray());
            aliases.sort();
            for (Alias alias : aliases) {
                Rect aliasRect = new Rect();
                aliasRect.set(rect);
                alias.apply(aliasRect);
                writeRect(writer, page, aliasRect, alias.name);
            }
        }
    }
    writer.close();
}

Example 58 with GdxRuntimeException

use of com.badlogic.gdx.utils.GdxRuntimeException in project libgdx by libgdx.

the class PixmapPacker method pack.

/** Inserts the pixmap. If name was not null, you can later retrieve the image's position in the output image via
	 * {@link #getRect(String)}.
	 * @param name If null, the image cannot be looked up by name.
	 * @return Rectangle describing the area the pixmap was rendered to.
	 * @throws GdxRuntimeException in case the image did not fit due to the page size being too small or providing a duplicate
	 *            name. */
public synchronized Rectangle pack(String name, Pixmap image) {
    if (disposed)
        return null;
    if (name != null && getRect(name) != null)
        throw new GdxRuntimeException("Pixmap has already been packed with name: " + name);
    Rectangle rect = new Rectangle(0, 0, image.getWidth(), image.getHeight());
    if (rect.getWidth() > pageWidth || rect.getHeight() > pageHeight) {
        if (name == null)
            throw new GdxRuntimeException("Page size too small for pixmap.");
        throw new GdxRuntimeException("Page size too small for pixmap: " + name);
    }
    Page page = packStrategy.pack(this, name, rect);
    if (name != null) {
        page.rects.put(name, rect);
        page.addedRects.add(name);
    }
    int rectX = (int) rect.x, rectY = (int) rect.y, rectWidth = (int) rect.width, rectHeight = (int) rect.height;
    if (packToTexture && !duplicateBorder && page.texture != null && !page.dirty) {
        page.texture.bind();
        Gdx.gl.glTexSubImage2D(page.texture.glTarget, 0, rectX, rectY, rectWidth, rectHeight, image.getGLFormat(), image.getGLType(), image.getPixels());
    } else
        page.dirty = true;
    page.image.setBlending(Blending.None);
    page.image.drawPixmap(image, rectX, rectY);
    if (duplicateBorder) {
        int imageWidth = image.getWidth(), imageHeight = image.getHeight();
        // Copy corner pixels to fill corners of the padding.
        page.image.drawPixmap(image, 0, 0, 1, 1, rectX - 1, rectY - 1, 1, 1);
        page.image.drawPixmap(image, imageWidth - 1, 0, 1, 1, rectX + rectWidth, rectY - 1, 1, 1);
        page.image.drawPixmap(image, 0, imageHeight - 1, 1, 1, rectX - 1, rectY + rectHeight, 1, 1);
        page.image.drawPixmap(image, imageWidth - 1, imageHeight - 1, 1, 1, rectX + rectWidth, rectY + rectHeight, 1, 1);
        // Copy edge pixels into padding.
        page.image.drawPixmap(image, 0, 0, imageWidth, 1, rectX, rectY - 1, rectWidth, 1);
        page.image.drawPixmap(image, 0, imageHeight - 1, imageWidth, 1, rectX, rectY + rectHeight, rectWidth, 1);
        page.image.drawPixmap(image, 0, 0, 1, imageHeight, rectX - 1, rectY, 1, rectHeight);
        page.image.drawPixmap(image, imageWidth - 1, 0, 1, imageHeight, rectX + rectWidth, rectY, 1, rectHeight);
    }
    return rect;
}

Example 59 with GdxRuntimeException

use of com.badlogic.gdx.utils.GdxRuntimeException in project libgdx by libgdx.

the class PolygonRegionLoader method getDependencies.

/** If the PSH file contains a line starting with {@link PolygonRegionParameters#texturePrefix params.texturePrefix}, an
	 * {@link AssetDescriptor} for the file referenced on that line will be added to the returned Array. Otherwise a sibling of the
	 * given file with the same name and the first found extension in {@link PolygonRegionParameters#textureExtensions
	 * params.textureExtensions} will be used. If no suitable file is found, the returned Array will be empty. */
@Override
public Array<AssetDescriptor> getDependencies(String fileName, FileHandle file, PolygonRegionParameters params) {
    if (params == null)
        params = defaultParameters;
    String image = null;
    try {
        BufferedReader reader = file.reader(params.readerBuffer);
        for (String line = reader.readLine(); line != null; line = reader.readLine()) if (line.startsWith(params.texturePrefix)) {
            image = line.substring(params.texturePrefix.length());
            break;
        }
        reader.close();
    } catch (IOException e) {
        throw new GdxRuntimeException("Error reading " + fileName, e);
    }
    if (image == null && params.textureExtensions != null)
        for (String extension : params.textureExtensions) {
            FileHandle sibling = file.sibling(file.nameWithoutExtension().concat("." + extension));
            if (sibling.exists())
                image = sibling.name();
        }
    if (image != null) {
        Array<AssetDescriptor> deps = new Array<AssetDescriptor>(1);
        deps.add(new AssetDescriptor<Texture>(file.sibling(image), Texture.class));
        return deps;
    }
    return null;
}

Example 60 with GdxRuntimeException

use of com.badlogic.gdx.utils.GdxRuntimeException in project libgdx by libgdx.

the class PolygonRegionLoader method load.

/** Loads a PolygonRegion from a PSH (Polygon SHape) file. The PSH file format defines the polygon vertices before
	 * triangulation:
	 * <p>
	 * s 200.0, 100.0, ...
	 * <p>
	 * Lines not prefixed with "s" are ignored. PSH files can be created with external tools, eg: <br>
	 * https://code.google.com/p/libgdx-polygoneditor/ <br>
	 * http://www.codeandweb.com/physicseditor/
	 * @param file file handle to the shape definition file */
public PolygonRegion load(TextureRegion textureRegion, FileHandle file) {
    BufferedReader reader = file.reader(256);
    try {
        while (true) {
            String line = reader.readLine();
            if (line == null)
                break;
            if (line.startsWith("s")) {
                // Read shape.
                String[] polygonStrings = line.substring(1).trim().split(",");
                float[] vertices = new float[polygonStrings.length];
                for (int i = 0, n = vertices.length; i < n; i++) vertices[i] = Float.parseFloat(polygonStrings[i]);
                // It would probably be better if PSH stored the vertices and triangles, then we don't have to triangulate here.
                return new PolygonRegion(textureRegion, vertices, triangulator.computeTriangles(vertices).toArray());
            }
        }
    } catch (IOException ex) {
        throw new GdxRuntimeException("Error reading polygon shape file: " + file, ex);
    } finally {
        StreamUtils.closeQuietly(reader);
    }
    throw new GdxRuntimeException("Polygon shape not found: " + file);
}