Java Code Examples for com.jme3.texture.Texture2D#getImage()

/**
 * This method merges two given textures. The result is stored in the
 * 'target' texture.
 * 
 * @param target
 *            the target texture
 * @param source
 *            the source texture
 */
private void merge(Texture2D target, Texture2D source) {
    if (target.getImage().getDepth() != source.getImage().getDepth()) {
        throw new IllegalArgumentException("Cannot merge images with different depths!");
    }
    Image sourceImage = source.getImage();
    Image targetImage = target.getImage();
    PixelInputOutput sourceIO = PixelIOFactory.getPixelIO(sourceImage.getFormat());
    PixelInputOutput targetIO = PixelIOFactory.getPixelIO(targetImage.getFormat());
    TexturePixel sourcePixel = new TexturePixel();
    TexturePixel targetPixel = new TexturePixel();
    int depth = target.getImage().getDepth() == 0 ? 1 : target.getImage().getDepth();

    for (int layerIndex = 0; layerIndex < depth; ++layerIndex) {
        for (int x = 0; x < sourceImage.getWidth(); ++x) {
            for (int y = 0; y < sourceImage.getHeight(); ++y) {
                sourceIO.read(sourceImage, layerIndex, sourcePixel, x, y);
                targetIO.read(targetImage, layerIndex, targetPixel, x, y);
                targetPixel.merge(sourcePixel);
                targetIO.write(targetImage, layerIndex, targetPixel, x, y);
            }
        }
    }
}
 

/**
 * This method scales the given texture to the given size.
 * 
 * @param texture
 *            the texture to be scaled
 * @param width
 *            new width of the texture
 * @param height
 *            new height of the texture
 */
private void scale(Texture2D texture, int width, int height) {
    // first determine if scaling is required
    boolean scaleRequired = texture.getImage().getWidth() != width || texture.getImage().getHeight() != height;

    if (scaleRequired) {
        Image image = texture.getImage();
        BufferedImage sourceImage = ImageToAwt.convert(image, false, true, 0);

        int sourceWidth = sourceImage.getWidth();
        int sourceHeight = sourceImage.getHeight();

        BufferedImage targetImage = new BufferedImage(width, height, sourceImage.getType());

        Graphics2D g = targetImage.createGraphics();
        g.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BILINEAR);
        g.drawImage(sourceImage, 0, 0, width, height, 0, 0, sourceWidth, sourceHeight, null);
        g.dispose();

        Image output = new ImageLoader().load(targetImage, false);
        image.setWidth(width);
        image.setHeight(height);
        image.setData(output.getData(0));
        image.setFormat(output.getFormat());
    }
}
 

public RenderImageJme(String filename, boolean linear, NiftyJmeDisplay display){
    TextureKey key = new TextureKey(filename, true);

    key.setAnisotropy(0);
    key.setGenerateMips(false);

    texture = (Texture2D) display.getAssetManager().loadTexture(key);
    texture.setMagFilter(linear ? MagFilter.Bilinear : MagFilter.Nearest);
    texture.setMinFilter(linear ? MinFilter.BilinearNoMipMaps : MinFilter.NearestNoMipMaps);
    image = texture.getImage();

    width = image.getWidth();
    height = image.getHeight();
}
 

public RenderImageJme(Texture2D texture){
    if (texture.getImage() == null) {
        throw new IllegalArgumentException("texture.getImage() cannot be null");
    }

    this.texture = texture;
    this.image = texture.getImage();
    width = image.getWidth();
    height = image.getHeight();
}
 

@Override
public Image loadImage(final String filename) {
    TextureKey key = new TextureKey(filename, false);
    key.setAnisotropy(0);
    key.setGenerateMips(false);

    Texture2D texture = (Texture2D) display.getAssetManager().loadTexture(key);
    // Fix GLES format incompatibility issue with glTexSubImage
    Renderer renderer = display.getRenderer();
    if (renderer == null || renderer.getCaps().contains(Caps.OpenGLES20)) {
        if (texture.getImage().getFormat() != Format.RGBA8) {
            com.jme3.texture.Image sourceImage = texture.getImage();
            int size = sourceImage.getWidth() * sourceImage.getHeight() * 4;
            ByteBuffer buffer = BufferUtils.createByteBuffer(size);
            com.jme3.texture.Image rgba8Image = new com.jme3.texture.Image(Format.RGBA8,
                    sourceImage.getWidth(),
                    sourceImage.getHeight(),
                    buffer,
                    sourceImage.getColorSpace());

            ImageRaster input = ImageRaster.create(sourceImage, 0, 0, false);
            ImageRaster output = ImageRaster.create(rgba8Image, 0, 0, false);
            ColorRGBA color = new ColorRGBA();

            for (int y = 0; y < sourceImage.getHeight(); y++) {
                for (int x = 0; x < sourceImage.getWidth(); x++) {
                    output.setPixel(x, y, input.getPixel(x, y, color));
                }
            }
            return new ImageImpl(rgba8Image);
        }
    }
    return new ImageImpl(texture.getImage());
}
 

public RenderImageJme(String filename, boolean linear, NiftyJmeDisplay display){
    TextureKey key = new TextureKey(filename, true);

    key.setAnisotropy(0);
    key.setAsCube(false);
    key.setGenerateMips(false);
    
    texture = (Texture2D) display.getAssetManager().loadTexture(key);
    texture.setMagFilter(linear ? MagFilter.Bilinear : MagFilter.Nearest);
    texture.setMinFilter(linear ? MinFilter.BilinearNoMipMaps : MinFilter.NearestNoMipMaps);
    image = texture.getImage();

    width = image.getWidth();
    height = image.getHeight();
}
 

public RenderImageJme(Texture2D texture){
    if (texture.getImage() == null)
        throw new IllegalArgumentException("texture.getImage() cannot be null");
    
    this.texture = texture;
    this.image = texture.getImage();
    width = image.getWidth();
    height = image.getHeight();
}