Examples with Pixel org.jwildfire.image.Pixel used on opensource projects

Example 26 with Pixel

use of org.jwildfire.image.Pixel in project JWildfire by thargor6.

the class MagnetTransformer method performPixelTransformation.

@Override
protected void performPixelTransformation(WFImage pImg) {
    SimpleImage img = (SimpleImage) pImg;
    double cx = centreX - 0.5;
    double cy = centreY - 0.5;
    double zoom = 1.0 / this.zoom;
    int width = pImg.getImageWidth();
    int height = pImg.getImageHeight();
    double famount = this.amount;
    double fdamping = this.damping;
    double w1 = (double) width - 1.0;
    double h1 = (double) height - 1.0;
    Pixel pPixel = new Pixel();
    for (int i = 0; i < height; i++) {
        double dyq = (double) i - cy;
        double y0 = dyq * zoom;
        dyq *= dyq;
        for (int j = 0; j < width; j++) {
            pPixel.setARGBValue(img.getARGBValue(j, i));
            /* transform the point */
            double x0 = (double) j - cx;
            double rr = Math.sqrt(x0 * x0 + dyq);
            x0 *= zoom;
            double amount = famount * Math.exp(rr * fdamping);
            double scl;
            if (rr != 0.0)
                scl = (rr + amount) / rr;
            else
                scl = 0.0;
            double x = x0 * scl + cx;
            double y = y0 * scl + cy;
            /* render it */
            double xi = Tools.fmod33(x);
            double yi = Tools.fmod33(y);
            if ((x < 0.0) || (x > w1) || (y < 0.0) || (y > h1)) {
                pPixel.r = pPixel.g = pPixel.b = 0;
            } else {
                readSrcPixels(x, y);
                pPixel.r = roundColor(((1.0 - yi) * ((1.0 - xi) * (srcP.r) + xi * (srcQ.r)) + yi * ((1.0 - xi) * (srcR.r) + xi * (srcS.r))));
                pPixel.g = roundColor(((1.0 - yi) * ((1.0 - xi) * (srcP.g) + xi * (srcQ.g)) + yi * ((1.0 - xi) * (srcR.g) + xi * (srcS.g))));
                pPixel.b = roundColor(((1.0 - yi) * ((1.0 - xi) * (srcP.b) + xi * (srcQ.b)) + yi * ((1.0 - xi) * (srcR.b) + xi * (srcS.b))));
            }
            img.setRGB(j, i, pPixel.r, pPixel.g, pPixel.b);
        }
    }
}

Example 27 with Pixel

use of org.jwildfire.image.Pixel in project JWildfire by thargor6.

the class Mesh2DTransformer method applySmoothing.

protected void applySmoothing(SimpleImage pImg, int pSmoothingAmount) {
    int width = pImg.getImageWidth();
    int height = pImg.getImageHeight();
    Pixel pixel = new Pixel();
    for (int k = 0; k < pSmoothingAmount; k++) {
        for (int i = 1; i < (height - 1); i++) {
            /* process pixels 2..width-1 */
            for (int j = 1; j < (width - 1); j++) {
                pixel.setARGBValue(pImg.getARGBValue(j, i - 1));
                int r1 = pixel.r;
                int g1 = pixel.g;
                int b1 = pixel.b;
                pixel.setARGBValue(pImg.getARGBValue(j + 1, i));
                int r2 = pixel.r;
                int g2 = pixel.g;
                int b2 = pixel.b;
                pixel.setARGBValue(pImg.getARGBValue(j, i + 1));
                int r3 = pixel.r;
                int g3 = pixel.g;
                int b3 = pixel.b;
                pixel.setARGBValue(pImg.getARGBValue(j, i));
                int r = pixel.r;
                int g = pixel.g;
                int b = pixel.b;
                int av1 = (r1 + g1 + b1);
                int av2 = (r2 + g2 + b2);
                int av3 = (r3 + g3 + b3);
                int av = (r + g + b);
                int d1 = av1 - av;
                if (d1 < 0)
                    d1 = 0 - d1;
                int d2 = av2 - av;
                if (d2 < 0)
                    d2 = 0 - d2;
                int d3 = av3 - av;
                if (d3 < 0)
                    d3 = 0 - d3;
                if ((d1 > 64) && (d2 > 64)) {
                    int rv = r1 * d1 + r2 * d2;
                    rv /= (d1 + d2);
                    rv += r;
                    rv /= 2;
                    int gv = g1 * d1 + g2 * d2;
                    gv /= (d1 + d2);
                    gv += g;
                    gv /= 2;
                    int bv = b1 * d1 + b2 * d2;
                    bv /= (d1 + d2);
                    bv += b;
                    bv /= 2;
                    pImg.setRGB(j, i, rv, gv, bv);
                } else if ((d2 > 64) && (d3 > 64)) {
                    int rv = r2 * d2 + r3 * d3;
                    rv /= (d2 + d3);
                    rv += r;
                    rv /= 2;
                    int gv = g2 * d2 + g3 * d3;
                    gv /= (d2 + d3);
                    gv += g;
                    gv /= 2;
                    int bv = b2 * d2 + b3 * d3;
                    bv /= (d2 + d3);
                    bv += b;
                    bv /= 2;
                    pImg.setRGB(j, i, rv, gv, bv);
                }
            }
        }
    }
}

Example 28 with Pixel

use of org.jwildfire.image.Pixel in project JWildfire by thargor6.

the class ScaleTransformer method scale_up_down.

private void scale_up_down(SimpleImage srcImg, SimpleImage dstImg) {
    int swidth = srcImg.getImageWidth();
    int sheight = srcImg.getImageHeight();
    int width = dstImg.getImageWidth();
    int height = dstImg.getImageHeight();
    double sclX, sclY;
    if (width > 1) {
        sclX = (double) (swidth - 1) / (double) (width - 1);
    } else
        sclX = 1.0;
    if (height > 1) {
        sclY = (double) (sheight - 1) / (double) (height - 1);
    } else
        sclY = 1.0;
    double cxD = (double) (width - 1) * 0.5;
    double cyD = (double) (height - 1) * 0.5;
    double cxS = (double) (swidth - 1) * 0.5;
    double cyS = (double) (sheight - 1) * 0.5;
    Pixel pPixel = new Pixel();
    for (int i = 0; i < height; i++) {
        double y0 = (double) i - cyD;
        double yn = (y0 + 1.0) * sclY + cyS;
        if (yn >= (sheight - 0.5))
            yn = sheight - 1.0;
        for (int j = 0; j < width; j++) {
            // transform the point
            double x0 = (double) j - cxD;
            double x = x0 * sclX + cxS;
            double y = y0 * sclY + cyS;
            if (((int) x < 0) || ((int) x >= swidth) || ((int) y < 0) || ((int) y >= sheight)) {
                pPixel.r = pPixel.g = pPixel.b = 0;
            } else {
                double xi = Tools.fmod33(x);
                double yi = Tools.fmod33(y);
                readSrcPixels(srcImg, x, y);
                int cvalR = roundColor(((1.0 - yi) * ((1.0 - xi) * (srcP.r) + xi * (srcQ.r)) + yi * ((1.0 - xi) * (srcR.r) + xi * (srcS.r))));
                int cvalG = roundColor(((1.0 - yi) * ((1.0 - xi) * (srcP.g) + xi * (srcQ.g)) + yi * ((1.0 - xi) * (srcR.g) + xi * (srcS.g))));
                int cvalB = roundColor(((1.0 - yi) * ((1.0 - xi) * (srcP.b) + xi * (srcQ.b)) + yi * ((1.0 - xi) * (srcR.b) + xi * (srcS.b))));
                y = y - yi + 1.0;
                int cnt = 1;
                while (y < yn) {
                    readSrcPixels(srcImg, x, y);
                    cvalR += (1.0 - xi) * srcP.r + xi * srcQ.r;
                    cvalG += (1.0 - xi) * srcP.g + xi * srcQ.g;
                    cvalB += (1.0 - xi) * srcP.b + xi * srcQ.b;
                    y += 1.0;
                    cnt++;
                }
                pPixel.r = roundColor(cvalR / (double) cnt);
                pPixel.g = roundColor(cvalG / (double) cnt);
                pPixel.b = roundColor(cvalB / (double) cnt);
            }
            dstImg.setRGB(j, i, pPixel.r, pPixel.g, pPixel.b);
        }
    }
}

Example 29 with Pixel

use of org.jwildfire.image.Pixel in project JWildfire by thargor6.

the class ScaleTransformer method scale_down_down.

private void scale_down_down(SimpleImage srcImg, SimpleImage dstImg) {
    int swidth = srcImg.getImageWidth();
    int sheight = srcImg.getImageHeight();
    int width = dstImg.getImageWidth();
    int height = dstImg.getImageHeight();
    double sclX, sclY;
    if (width > 1) {
        sclX = (double) (swidth - 1) / (double) (width - 1);
    } else
        sclX = 1.0;
    if (height > 1) {
        sclY = (double) (sheight - 1) / (double) (height - 1);
    } else
        sclY = 1.0;
    double cxD = (double) (width - 1) * 0.5;
    double cyD = (double) (height - 1) * 0.5;
    double cxS = (double) (swidth - 1) * 0.5;
    double cyS = (double) (sheight - 1) * 0.5;
    Pixel pPixel = new Pixel();
    for (int i = 0; i < height; i++) {
        double y0 = (double) i - cyD;
        for (int j = 0; j < width; j++) {
            // transform the point
            double x0 = (double) j - cxD;
            double x = x0 * sclX + cxS;
            double xn = (x0 + 1.0) * sclX + cxS;
            if (xn >= (swidth - 0.5))
                xn = swidth - 1.0;
            double y = y0 * sclY + cyS;
            double yn = (y0 + 1.0) * sclY + cyS;
            if (yn >= (sheight - 0.5))
                yn = sheight - 1.0;
            // render it
            if (((int) x < 0) || ((int) x >= swidth) || ((int) y < 0) || ((int) y >= sheight)) {
                pPixel.r = pPixel.g = pPixel.b = 0;
            } else {
                double xi = Tools.fmod33(x);
                double yi = Tools.fmod33(y);
                readSrcPixels(srcImg, x, y);
                // 1st line
                readSrcPixels(srcImg, x, y);
                int cvalR = roundColor(((1.0 - yi) * ((1.0 - xi) * (srcP.r) + xi * (srcQ.r)) + yi * ((1.0 - xi) * (srcR.r) + xi * (srcS.r))));
                int cvalG = roundColor(((1.0 - yi) * ((1.0 - xi) * (srcP.g) + xi * (srcQ.g)) + yi * ((1.0 - xi) * (srcR.g) + xi * (srcS.g))));
                int cvalB = roundColor(((1.0 - yi) * ((1.0 - xi) * (srcP.b) + xi * (srcQ.b)) + yi * ((1.0 - xi) * (srcR.b) + xi * (srcS.b))));
                double xc = x - xi + 1.0;
                int cnt = 1;
                while (xc < xn) {
                    readSrcPixels(srcImg, x, y);
                    cvalR += (1.0 - yi) * srcP.r + yi * srcR.r;
                    cvalG += (1.0 - yi) * srcP.g + yi * srcR.g;
                    cvalB += (1.0 - yi) * srcP.b + yi * srcR.b;
                    xc += 1.0;
                    cnt++;
                }
                // remaining lines
                y = y - yi + 1.0;
                while (y < yn) {
                    // 1st point
                    readSrcPixels(srcImg, x, y);
                    cvalR += (1.0 - xi) * srcP.r + xi * srcQ.r;
                    cvalG += (1.0 - xi) * srcP.g + xi * srcQ.g;
                    cvalB += (1.0 - xi) * srcP.b + xi * srcQ.b;
                    // remaining points
                    xc = x - xi + 1.0;
                    cnt++;
                    while (xc < xn) {
                        readSrcPixels(srcImg, x, y);
                        cvalR += srcP.r;
                        cvalG += srcP.g;
                        cvalB += srcP.b;
                        xc += 1.0;
                        cnt++;
                    }
                    y += 1.0;
                }
                pPixel.r = roundColor(cvalR / (double) cnt);
                pPixel.g = roundColor(cvalG / (double) cnt);
                pPixel.b = roundColor(cvalB / (double) cnt);
            }
            dstImg.setRGB(j, i, pPixel.r, pPixel.g, pPixel.b);
        }
    }
}

Example 30 with Pixel

use of org.jwildfire.image.Pixel in project JWildfire by thargor6.

the class ShearTransformer method shearX_Damp.

private void shearX_Damp(SimpleImage pImg) {
    int width = pImg.getImageWidth();
    int height = pImg.getImageHeight();
    Pixel pPixel = new Pixel();
    double cx = (double) width / 2.0 - 0.5;
    double cy = (double) height / 2.0 - 0.5;
    double ox = this.centreX - cx;
    double oy = this.centreY - cy;
    double zoom = this.zoom;
    if (zoom < 0.01)
        zoom = 0.01;
    zoom = 1.0 / zoom;
    double fshift = this.amount / (100.0 - 1.0);
    double shift = 0.0 - fshift;
    double damping = this.damping;
    double w1 = (double) width - 1.0;
    double h1 = (double) height - 1.0;
    for (int i = 0; i < height; i++) {
        double y0 = (double) i - cy;
        for (int j = 0; j < width; j++) {
            /* transform the point */
            double x0 = (double) j - cx;
            double amp = (y0 - oy) * shift;
            double dl2 = x0 - ox;
            if (dl2 < 0.0)
                dl2 = 0.0 - dl2;
            amp = amp * Math.exp(dl2 * damping);
            double x = (x0 + amp) * zoom + cx;
            double y = y0 * zoom + cy;
            /* render it */
            double xi = Tools.fmod33(x);
            double yi = Tools.fmod33(y);
            if ((x < 0.0) || (x > w1) || (y < 0.0) || (y > h1)) {
                pPixel.r = pPixel.g = pPixel.b = 0;
            } else {
                readSrcPixels(x, y);
                pPixel.r = roundColor(((1.0 - yi) * ((1.0 - xi) * (srcP.r) + xi * (srcQ.r)) + yi * ((1.0 - xi) * (srcR.r) + xi * (srcS.r))));
                pPixel.g = roundColor(((1.0 - yi) * ((1.0 - xi) * (srcP.g) + xi * (srcQ.g)) + yi * ((1.0 - xi) * (srcR.g) + xi * (srcS.g))));
                pPixel.b = roundColor(((1.0 - yi) * ((1.0 - xi) * (srcP.b) + xi * (srcQ.b)) + yi * ((1.0 - xi) * (srcR.b) + xi * (srcS.b))));
            }
            pImg.setRGB(j, i, pPixel.r, pPixel.g, pPixel.b);
        }
    }
}