| 1 | // Port of a pattern from Fadecandy. Micah Elizabeth Scott, November 2013. |
| 2 | class Rings extends SCPattern { |
| 3 | |
| 4 | float dx, dy, dz; |
| 5 | float angleParam, spacingParam; |
| 6 | float dzParam, centerParam; |
| 7 | |
| 8 | BasicParameter pDepth = new BasicParameter("DEPTH", 0.6); |
| 9 | BasicParameter pBright = new BasicParameter("BRT", 0.75); |
| 10 | BasicParameter pHue = new BasicParameter("HUE", 0.39); |
| 11 | BasicParameter pSaturation = new BasicParameter("SAT", 0.5); |
| 12 | |
| 13 | BasicParameter pSpeed1 = new BasicParameter("SPD1", 0.2); |
| 14 | BasicParameter pSpeed2 = new BasicParameter("SPD2", 0.4); |
| 15 | BasicParameter pScale = new BasicParameter("SCALE", 0.15); |
| 16 | |
| 17 | public Rings(LX lx) { |
| 18 | super(lx); |
| 19 | addParameter(pDepth); |
| 20 | addParameter(pBright); |
| 21 | addParameter(pHue); |
| 22 | addParameter(pSaturation); |
| 23 | |
| 24 | addParameter(pSpeed1); |
| 25 | addParameter(pSpeed2); |
| 26 | addParameter(pScale); |
| 27 | } |
| 28 | |
| 29 | public void run(double deltaMs) { |
| 30 | |
| 31 | float xyspeed = pSpeed1.getValuef() * 0.01; |
| 32 | float zspeed = pSpeed1.getValuef() * 0.08; |
| 33 | float scale = pScale.getValuef() * 20.0; |
| 34 | float br = pBright.getValuef() * 3.0; |
| 35 | float gamma = 3.0; |
| 36 | float depth = 1.0 - pDepth.getValuef(); |
| 37 | float hue = pHue.getValuef() * 360.0; |
| 38 | float saturation = pSaturation.getValuef() * 100; |
| 39 | |
| 40 | float angleSpeed = pSpeed1.getValuef() * 0.002; |
| 41 | angleParam = (float)((angleParam + angleSpeed * deltaMs) % (2*PI)); |
| 42 | float angle = sin(angleParam); |
| 43 | |
| 44 | spacingParam += deltaMs * pSpeed2.getValuef() * 0.001; |
| 45 | dzParam += deltaMs * 0.000014; |
| 46 | centerParam += deltaMs * pSpeed2.getValuef() * 0.001; |
| 47 | |
| 48 | float spacing = noise(spacingParam) * 50; |
| 49 | |
| 50 | dx += cos(angle) * xyspeed; |
| 51 | dy += sin(angle) * xyspeed; |
| 52 | dz += (pow(noise(dzParam), 1.8) - 0.5) * zspeed; |
| 53 | |
| 54 | float centerx = map(noise(centerParam, 100), 0, 1, -0.1, 1.1); |
| 55 | float centery = map(noise(centerParam, 200), 0, 1, -0.1, 1.1); |
| 56 | float centerz = map(noise(centerParam, 300), 0, 1, -0.1, 1.1); |
| 57 | |
| 58 | float coordMin = min(model.xMin, min(model.yMin, model.zMin)); |
| 59 | float coordMax = max(model.xMax, max(model.yMax, model.zMax)); |
| 60 | |
| 61 | for (LXPoint p : model.points) { |
| 62 | |
| 63 | // Scale while preserving aspect ratio |
| 64 | float x = map(p.x, coordMin, coordMax, 0, 1); |
| 65 | float y = map(p.y, coordMin, coordMax, 0, 1); |
| 66 | float z = map(p.z, coordMin, coordMax, 0, 1); |
| 67 | |
| 68 | float dist = sqrt(sq(x - centerx) + sq(y - centery) + sq(z - centerz)); |
| 69 | float pulse = (sin(dz + dist * spacing) - 0.3) * 0.6; |
| 70 | |
| 71 | noiseDetail(4); |
| 72 | float n = map(noise(dx + (x - centerx) * scale + centerx + pulse, |
| 73 | dy + (y - centery) * scale + centery, |
| 74 | dz + (z - centerz) * scale + centerz) |
| 75 | - depth, 0, 1, 0, 2.0); |
| 76 | float m = map(noise(dx + (x - centerx) * scale + centerx, |
| 77 | dy + (y - centery) * scale + centery, |
| 78 | dz + (z - centerz) * scale + centerz), |
| 79 | 0, 1, 0, 300); |
| 80 | noiseDetail(1); |
| 81 | |
| 82 | colors[p.index] = lx.hsb( |
| 83 | (hue + m) % 360.0, |
| 84 | saturation, |
| 85 | 100 * constrain(pow(br * n, gamma), 0, 1.0) |
| 86 | ); |
| 87 | } |
| 88 | } |
| 89 | }; |