Examples with WritableRaster java.awt.image.WritableRaster used on opensource projects

Example 81 with WritableRaster

use of java.awt.image.WritableRaster in project jdk8u_jdk by JetBrains.

the class GLXGraphicsConfig method createAcceleratedImage.

/**
     * Creates a new hidden-acceleration image of the given width and height
     * that is associated with the target Component.
     */
@Override
public Image createAcceleratedImage(Component target, int width, int height) {
    ColorModel model = getColorModel(Transparency.OPAQUE);
    WritableRaster wr = model.createCompatibleWritableRaster(width, height);
    return new OffScreenImage(target, model, wr, model.isAlphaPremultiplied());
}

Example 82 with WritableRaster

use of java.awt.image.WritableRaster in project jdk8u_jdk by JetBrains.

the class InvalidTransformParameterTest method main.

public static void main(String[] args) {
    int count = 0;
    final int testScenarios = 12;
    double NaNArg = 0.0 / 0.0;
    double positiveInfArg = 1.0 / 0.0;
    double negativeInfArg = -1.0 / 0.0;
    BufferedImage img = new BufferedImage(5, 5, BufferedImage.TYPE_INT_ARGB);
    AffineTransform[] inputTransforms = new AffineTransform[testScenarios];
    for (int i = 0; i < inputTransforms.length; i++) {
        inputTransforms[i] = new AffineTransform();
    }
    inputTransforms[0].rotate(NaNArg, img.getWidth() / 2, img.getHeight() / 2);
    inputTransforms[1].translate(NaNArg, NaNArg);
    inputTransforms[2].scale(NaNArg, NaNArg);
    inputTransforms[3].shear(NaNArg, NaNArg);
    inputTransforms[4].rotate(positiveInfArg, img.getWidth() / 2, img.getHeight() / 2);
    inputTransforms[5].translate(positiveInfArg, positiveInfArg);
    inputTransforms[6].scale(positiveInfArg, positiveInfArg);
    inputTransforms[7].shear(positiveInfArg, positiveInfArg);
    inputTransforms[8].rotate(negativeInfArg, img.getWidth() / 2, img.getHeight() / 2);
    inputTransforms[9].translate(negativeInfArg, negativeInfArg);
    inputTransforms[10].scale(negativeInfArg, negativeInfArg);
    inputTransforms[11].shear(negativeInfArg, negativeInfArg);
    for (int i = 0; i < inputTransforms.length; i++) {
        try {
            testImageTransform(img, inputTransforms[i]);
        } catch (ImagingOpException ex) {
            count++;
        }
    }
    if (count != testScenarios) {
        throw new RuntimeException("Test failed. All test scenarios did not" + " result in exception as expected.");
    }
    // Test Raster AffineTransform ---------------------------------
    count = 0;
    int[] bandOffsets = { 0 };
    Point location = new Point(0, 0);
    DataBuffer db = new DataBufferByte(10 * 10);
    SampleModel sm = new PixelInterleavedSampleModel(DataBuffer.TYPE_BYTE, 10, 10, 1, 10, bandOffsets);
    Raster src = Raster.createRaster(sm, db, location);
    WritableRaster dst = Raster.createWritableRaster(sm, db, location);
    for (int i = 0; i < inputTransforms.length; i++) {
        try {
            testRasterTransform(src, dst, inputTransforms[i]);
        } catch (ImagingOpException ex) {
            count++;
        }
    }
    if (count != testScenarios) {
        throw new RuntimeException("Test failed. All test scenarios did not" + " result in exception as expected.");
    }
}

Example 83 with WritableRaster

use of java.awt.image.WritableRaster in project jdk8u_jdk by JetBrains.

the class X11GraphicsConfig method createAcceleratedImage.

/**
     * Creates a new hidden-acceleration image of the given width and height
     * that is associated with the target Component.
     */
public Image createAcceleratedImage(Component target, int width, int height) {
    // As of 1.7 we no longer create pmoffscreens here...
    ColorModel model = getColorModel(Transparency.OPAQUE);
    WritableRaster wr = model.createCompatibleWritableRaster(width, height);
    return new OffScreenImage(target, model, wr, model.isAlphaPremultiplied());
}

Example 84 with WritableRaster

use of java.awt.image.WritableRaster in project jdk8u_jdk by JetBrains.

the class IncorrectSampleMaskTest method doTest.

private static void doTest(int dataType) {
    int maxSize = DataBuffer.getDataTypeSize(dataType);
    System.out.println("Type size: " + maxSize);
    int theMask = (int) (1L << (maxSize + 2)) - 1;
    System.out.printf("theMask=%x\n", theMask);
    SinglePixelPackedSampleModel sm = new SinglePixelPackedSampleModel(dataType, w, h, new int[] { theMask });
    int[] sampleSize = sm.getSampleSize();
    for (int s : sampleSize) {
        if (s > maxSize) {
            throw new RuntimeException("Test failed: sample size is too big:" + s);
        }
    }
    System.out.println("Test medialib...");
    DataBuffer buf = createDataBuffer(dataType);
    WritableRaster wr = Raster.createWritableRaster(sm, buf, null);
    op.filter(wr, null);
    System.out.println("Test PASSED.");
}

Example 85 with WritableRaster

use of java.awt.image.WritableRaster in project jdk8u_jdk by JetBrains.

the class ColCvtAlpha method main.

public static void main(String[] args) {
    BufferedImage src = new BufferedImage(1, 10, BufferedImage.TYPE_INT_ARGB);
    // Set src pixel values
    Color pelColor = new Color(100, 100, 100, 128);
    for (int i = 0; i < 10; i++) {
        src.setRGB(0, i, pelColor.getRGB());
    }
    ColorModel cm = new ComponentColorModel(ColorSpace.getInstance(ColorSpace.CS_GRAY), new int[] { 8, 8 }, true, src.getColorModel().isAlphaPremultiplied(), Transparency.TRANSLUCENT, DataBuffer.TYPE_BYTE);
    SampleModel sm = new PixelInterleavedSampleModel(DataBuffer.TYPE_BYTE, 100, 100, 2, 200, new int[] { 0, 1 });
    WritableRaster wr = Raster.createWritableRaster(sm, new Point(0, 0));
    BufferedImage dst = new BufferedImage(cm, wr, cm.isAlphaPremultiplied(), null);
    dst = dst.getSubimage(0, 0, 1, 10);
    ColorConvertOp op = new ColorConvertOp(null);
    op.filter(src, dst);
    for (int i = 0; i < 10; i++) {
        if (((dst.getRGB(0, i) >> 24) & 0xff) != 128) {
            throw new RuntimeException("Incorrect destination alpha value.");
        }
    }
}