| 1 | /** |
| 2 | * A Projection of sin wave in 3d space. |
| 3 | * It sort of looks like an animal swiming around in water. |
| 4 | * Angle sliders are sort of a work in progress that allow yo to change the crazy ways it moves around. |
| 5 | * Hue slider allows you to control how different the colors are along the wave. |
| 6 | * |
| 7 | * This code copied heavily from Tim and Slee. |
| 8 | */ |
| 9 | class Swim extends SCPattern { |
| 10 | |
| 11 | // Projection stuff |
| 12 | private final Projection projection; |
| 13 | SawLFO rotation = new SawLFO(0, TWO_PI, 19000); |
| 14 | SinLFO yPos = new SinLFO(-25, 25, 12323); |
| 15 | final BasicParameter xAngle = new BasicParameter("XANG", 0.9); |
| 16 | final BasicParameter yAngle = new BasicParameter("YANG", 0.3); |
| 17 | final BasicParameter zAngle = new BasicParameter("ZANG", 0.3); |
| 18 | |
| 19 | final BasicParameter hueScale = new BasicParameter("HUE", 0.3); |
| 20 | |
| 21 | public Swim(GLucose glucose) { |
| 22 | super(glucose); |
| 23 | projection = new Projection(model); |
| 24 | |
| 25 | addParameter(xAngle); |
| 26 | addParameter(yAngle); |
| 27 | addParameter(zAngle); |
| 28 | addParameter(hueScale); |
| 29 | |
| 30 | addModulator(rotation).trigger(); |
| 31 | addModulator(yPos).trigger(); |
| 32 | } |
| 33 | |
| 34 | |
| 35 | int beat = 0; |
| 36 | float prevRamp = 0; |
| 37 | void run(double deltaMs) { |
| 38 | |
| 39 | // Sync to the beat |
| 40 | float ramp = (float)lx.tempo.ramp(); |
| 41 | if (ramp < prevRamp) { |
| 42 | beat = (beat + 1) % 4; |
| 43 | } |
| 44 | prevRamp = ramp; |
| 45 | float phase = (beat+ramp) / 2.0 * 2 * PI; |
| 46 | |
| 47 | float denominator = max(xAngle.getValuef() + yAngle.getValuef() + zAngle.getValuef(), 1); |
| 48 | |
| 49 | projection.reset(model) |
| 50 | // Swim around the world |
| 51 | .rotate(rotation.getValuef(), xAngle.getValuef() / denominator, yAngle.getValuef() / denominator, zAngle.getValuef() / denominator) |
| 52 | .translateCenter(model, 0, 50 + yPos.getValuef(), 0); |
| 53 | |
| 54 | float model_height = model.yMax - model.yMin; |
| 55 | float model_width = model.xMax - model.xMin; |
| 56 | for (Coord p : projection) { |
| 57 | float x_percentage = (p.x - model.xMin)/model_width; |
| 58 | |
| 59 | // Multiply by 1.4 to shrink the size of the sin wave to be less than the height of the cubes. |
| 60 | float y_in_range = 1.4 * (2*p.y - model.yMax - model.yMin) / model_height; |
| 61 | float sin_x = sin(phase + 2 * PI * x_percentage); |
| 62 | |
| 63 | // Color fade near the top of the sin wave |
| 64 | float v1 = sin_x > y_in_range ? (100 + 100*(y_in_range - sin_x)) : 0; |
| 65 | |
| 66 | float hue_color = (lx.getBaseHuef() + hueScale.getValuef() * (abs(p.x-model.xMax/2.)*.3 + abs(p.y-model.yMax/2)*.9 + abs(p.z - model.zMax/2.))) % 360; |
| 67 | colors[p.index] = lx.hsb(hue_color, 70, v1); |
| 68 | } |
| 69 | } |
| 70 | } |
| 71 | |
| 72 | /** |
| 73 | * The idea here is to do another sin wave pattern, but with less rotation and more of a breathing / heartbeat affect with spheres above / below the wave. |
| 74 | * This is not done. |
| 75 | */ |
| 76 | class Balance extends SCPattern { |
| 77 | |
| 78 | final BasicParameter hueScale = new BasicParameter("Hue", 0.4); |
| 79 | |
| 80 | class Sphere { |
| 81 | float x, y, z; |
| 82 | } |
| 83 | |
| 84 | |
| 85 | // Projection stuff |
| 86 | private final Projection projection; |
| 87 | |
| 88 | SinLFO sphere1Z = new SinLFO(0, 0, 15323); |
| 89 | SinLFO sphere2Z = new SinLFO(0, 0, 8323); |
| 90 | SinLFO rotationX = new SinLFO(-PI/32, PI/32, 9000); |
| 91 | SinLFO rotationY = new SinLFO(-PI/16, PI/16, 7000); |
| 92 | SinLFO rotationZ = new SinLFO(-PI/16, PI/16, 11000); |
| 93 | SawLFO phaseLFO = new SawLFO(0, 2 * PI, 5000 - 4500 * 0.5); |
| 94 | final BasicParameter phaseParam = new BasicParameter("Spd", 0.5); |
| 95 | final BasicParameter crazyParam = new BasicParameter("Crzy", 0.2); |
| 96 | |
| 97 | |
| 98 | private final Sphere[] spheres; |
| 99 | private final float centerX, centerY, centerZ, modelHeight, modelWidth, modelDepth; |
| 100 | SinLFO heightMod = new SinLFO(0.8, 1.9, 17298); |
| 101 | |
| 102 | public Balance(GLucose glucose) { |
| 103 | super(glucose); |
| 104 | |
| 105 | projection = new Projection(model); |
| 106 | |
| 107 | addParameter(hueScale); |
| 108 | addParameter(phaseParam); |
| 109 | addParameter(crazyParam); |
| 110 | |
| 111 | spheres = new Sphere[2]; |
| 112 | centerX = (model.xMax + model.xMin) / 2; |
| 113 | centerY = (model.yMax + model.yMin) / 2; |
| 114 | centerZ = (model.zMax + model.zMin) / 2; |
| 115 | modelHeight = model.yMax - model.yMin; |
| 116 | modelWidth = model.xMax - model.xMin; |
| 117 | modelDepth = model.zMax - model.zMin; |
| 118 | |
| 119 | spheres[0] = new Sphere(); |
| 120 | spheres[0].x = 1*modelWidth/2 + model.xMin; |
| 121 | spheres[0].y = centerY + 20; |
| 122 | spheres[0].z = centerZ; |
| 123 | |
| 124 | spheres[1] = new Sphere(); |
| 125 | spheres[1].x = model.xMin; |
| 126 | spheres[1].y = centerY - 20; |
| 127 | spheres[1].z = centerZ; |
| 128 | |
| 129 | addModulator(rotationX).trigger(); |
| 130 | addModulator(rotationY).trigger(); |
| 131 | addModulator(rotationZ).trigger(); |
| 132 | |
| 133 | |
| 134 | addModulator(sphere1Z).trigger(); |
| 135 | addModulator(sphere2Z).trigger(); |
| 136 | addModulator(phaseLFO).trigger(); |
| 137 | |
| 138 | addModulator(heightMod).trigger(); |
| 139 | } |
| 140 | |
| 141 | public void onParameterChanged(LXParameter parameter) { |
| 142 | if (parameter == phaseParam) { |
| 143 | phaseLFO.setDuration(5000 - 4500 * parameter.getValuef()); |
| 144 | } |
| 145 | } |
| 146 | |
| 147 | int beat = 0; |
| 148 | float prevRamp = 0; |
| 149 | void run(double deltaMs) { |
| 150 | |
| 151 | // Sync to the beat |
| 152 | float ramp = (float)lx.tempo.ramp(); |
| 153 | if (ramp < prevRamp) { |
| 154 | beat = (beat + 1) % 4; |
| 155 | } |
| 156 | prevRamp = ramp; |
| 157 | float phase = phaseLFO.getValuef(); |
| 158 | |
| 159 | float crazy_factor = crazyParam.getValuef() / 0.2; |
| 160 | projection.reset(model) |
| 161 | .rotate(rotationZ.getValuef() * crazy_factor, 0, 1, 0) |
| 162 | .rotate(rotationX.getValuef() * crazy_factor, 0, 0, 1) |
| 163 | .rotate(rotationY.getValuef() * crazy_factor, 0, 1, 0); |
| 164 | |
| 165 | for (Coord p : projection) { |
| 166 | float x_percentage = (p.x - model.xMin)/modelWidth; |
| 167 | |
| 168 | float y_in_range = heightMod.getValuef() * (2*p.y - model.yMax - model.yMin) / modelHeight; |
| 169 | float sin_x = sin(PI / 2 + phase + 2 * PI * x_percentage); |
| 170 | |
| 171 | // Color fade near the top of the sin wave |
| 172 | float v1 = max(0, 100 * (1 - 4*abs(sin_x - y_in_range))); |
| 173 | |
| 174 | float hue_color = (lx.getBaseHuef() + hueScale.getValuef() * (abs(p.x-model.xMax/2.) + abs(p.y-model.yMax/2)*.2 + abs(p.z - model.zMax/2.)*.5)) % 360; |
| 175 | color c = lx.hsb(hue_color, 80, v1); |
| 176 | |
| 177 | // Now draw the spheres |
| 178 | for (Sphere s : spheres) { |
| 179 | float phase_x = (s.x - phase / (2 * PI) * modelWidth) % modelWidth; |
| 180 | float x_dist = LXUtils.wrapdistf(p.x, phase_x, modelWidth); |
| 181 | |
| 182 | float sphere_z = (s == spheres[0]) ? (s.z + sphere1Z.getValuef()) : (s.z - sphere2Z.getValuef()); |
| 183 | |
| 184 | |
| 185 | float d = sqrt(pow(x_dist, 2) + pow(p.y - s.y, 2) + pow(p.z - sphere_z, 2)); |
| 186 | |
| 187 | float distance_from_beat = (beat % 2 == 1) ? 1 - ramp : ramp; |
| 188 | |
| 189 | min(ramp, 1-ramp); |
| 190 | |
| 191 | float r = 40 - pow(distance_from_beat, 0.75) * 20; |
| 192 | |
| 193 | float distance_value = max(0, 1 - max(0, d - r) / 10); |
| 194 | float beat_value = 1.0; |
| 195 | |
| 196 | float value = min(beat_value, distance_value); |
| 197 | |
| 198 | float sphere_color = (lx.getBaseHuef() - (1 - hueScale.getValuef()) * d/r * 45) % 360; |
| 199 | |
| 200 | c = blendColor(c, lx.hsb((sphere_color + 270) % 360, 60, min(1, value) * 100), ADD); |
| 201 | } |
| 202 | colors[p.index] = c; |
| 203 | } |
| 204 | } |
| 205 | } |