private void setWoodGrain(final UIPanel panel) {
panel.setTooltipText("Dark wood grain.");
final Texture tex = new Texture2D();
// Build up our function
final Function3D baseWood = new CylinderFunction3D(18);
final Function3D woodGrainNoise = new FbmFunction3D(Functions.simplexNoise(), 3, 40, 0.75, 2.3);
final Function3D scaledBaseWoodGrain = Functions.scaleInput(woodGrainNoise, 1, .25, 1);
final Function3D woodGrain = Functions.scaleBias(scaledBaseWoodGrain, .125, 0);
final Function3D combinedWood = Functions.add(baseWood, woodGrain);
final Function3D perturbedWood = new TurbulenceFunction3D(combinedWood, 1 / 256.0, 4, 4.0);
final Function3D translatedWood = Functions.translateInput(perturbedWood, 0, 0, 1.5);
final Function3D rotatedWood =
Functions.rotateInput(
translatedWood, new Matrix3().fromAngles(MathUtils.DEG_TO_RAD * 6, 0, 0));
final Function3D finalWood = new TurbulenceFunction3D(rotatedWood, 1 / 512.0, 2, 2.0);
final ReadOnlyColorRGBA[] woodColors = new ReadOnlyColorRGBA[256];
woodColors[0] = new ColorRGBA(189 / 255f, 94 / 255f, 4 / 255f, 1);
woodColors[127] = new ColorRGBA(144 / 255f, 48 / 255f, 6 / 255f, 1);
woodColors[255] = new ColorRGBA(60 / 255f, 10 / 255f, 8 / 255f, 1);
GeneratedImageFactory.fillInColorTable(woodColors);
Image img = GeneratedImageFactory.createLuminance8Image(finalWood, wside, hside, 1);
img = GeneratedImageFactory.createColorImageFromLuminance8(img, false, woodColors);
tex.setImage(img);
tex.setTextureKey(TextureKey.getRTTKey(MinificationFilter.Trilinear));
tex.setMagnificationFilter(MagnificationFilter.Bilinear);
tex.setMinificationFilter(MinificationFilter.Trilinear);
applyTexture(tex, panel);
}
private void setMandelbrot(final UIPanel panel) {
panel.setTooltipText("The famous Mandelbrot fractal");
final Texture tex = new Texture2D();
// Build up our function
final Function3D mandelBase = new MandelbrotFunction3D(256);
final Function3D translatedMandel = Functions.translateInput(mandelBase, -.7, 0, 0);
final Function3D finalMandel = Functions.scaleInput(translatedMandel, 1.5, 1.5, 1);
final ReadOnlyColorRGBA[] colors = new ReadOnlyColorRGBA[256];
colors[0] = ColorRGBA.BLUE;
colors[10] = ColorRGBA.YELLOW;
colors[25] = ColorRGBA.BLUE;
colors[255] = ColorRGBA.BLACK;
GeneratedImageFactory.fillInColorTable(colors);
Image img =
GeneratedImageFactory.createLuminance8Image(
finalMandel, (int) (1.5 * wside), (int) (1.5 * hside), 1);
img = GeneratedImageFactory.createColorImageFromLuminance8(img, false, colors);
tex.setImage(img);
tex.setTextureKey(TextureKey.getRTTKey(MinificationFilter.Trilinear));
tex.setMagnificationFilter(MagnificationFilter.Bilinear);
tex.setMinificationFilter(MinificationFilter.Trilinear);
applyTexture(tex, panel);
}