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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,100 @@ | ||
| using System; | ||
|
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| namespace Spectrum { | ||
| internal class Color { | ||
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| public byte R; | ||
| public byte G; | ||
| public byte B; | ||
| public double H; | ||
| public double S; | ||
| public double V; | ||
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| public Color(byte r, byte g, byte b) { | ||
| R = r; | ||
| G = g; | ||
| B = b; | ||
| double max = Math.Max(Math.Max(r / 255.0d, g / 255.0d), b / 255.0d); | ||
| double min = Math.Max(Math.Max(r / 255.0d, g / 255.0d), b / 255.0d); | ||
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| double d = max - min; | ||
| double s = max == 0 ? 0 : d / max; | ||
| double v = max; | ||
| double h = 0; | ||
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| if (max != min) { | ||
| if (r > g) { | ||
| if (r > b) { | ||
| h = (g - b) / d + (g < b ? 6 : 0); | ||
| } else { | ||
| h = (r - g) / d + 4; | ||
| } | ||
| } else { | ||
| if (g > b) { | ||
| h = (b - r) / d + 2; | ||
| } else { | ||
| h = (r - g) / d + 4; | ||
| } | ||
| } | ||
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| h /= 6; | ||
| } | ||
| H = h; | ||
| S = s; | ||
| V = v; | ||
| } | ||
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| public Color(double h, double s, double v) { | ||
| H = h; | ||
| S = s; | ||
| V = v; | ||
| double r = 0, g = 0, b = 0; | ||
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| int i = (int)Math.Floor(h * 6); | ||
| double f = h * 6 - i; | ||
| double p = v * (1 - s); | ||
| double q = v * (1 - f * s); | ||
| double t = v * (1 - (1 - f) * s); | ||
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| switch (i % 6) { | ||
| case 0: r = v; g = t; b = p; break; | ||
| case 1: r = q; g = v; b = p; break; | ||
| case 2: r = p; g = v; b = t; break; | ||
| case 3: r = p; g = q; b = v; break; | ||
| case 4: r = t; g = p; b = v; break; | ||
| case 5: r = v; g = p; b = q; break; | ||
| } | ||
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| R = (byte)(255 * r); | ||
| G = (byte)(255 * g); | ||
| B = (byte)(255 * b); | ||
| } | ||
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| public override string ToString() { | ||
| return $"0x{R:x2}{G:x2}{B:x2}"; | ||
| } | ||
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| public int ToInt() { | ||
| return 256*256*(int)R + 256*(int)G + (int)B; | ||
| } | ||
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| private static byte ToByte(double x) { | ||
| return (byte)Math.Min(Math.Max(Math.Round(x), 0), 255); | ||
| } | ||
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| public static Color BlendRGB(double alpha, Color a, Color b) { | ||
| return new Color( | ||
| ToByte((b.R - a.R) * alpha + a.R), | ||
| ToByte((b.G - a.G) * alpha + a.G), | ||
| ToByte((b.B - a.B) * alpha + a.B) | ||
| ); | ||
| } | ||
| public static Color BlendHSV(double alpha, Color a, Color b) { | ||
| return new Color( | ||
| ((b.H - a.H) * alpha + a.H), | ||
| ((b.S - a.S) * alpha + a.S), | ||
| ((b.V - a.V) * alpha + a.V) | ||
| ); | ||
| } | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,68 @@ | ||
| using Spectrum.Audio; | ||
| using Spectrum.Base; | ||
| using Spectrum.LEDs; | ||
| using System; | ||
| using System.Numerics; | ||
|
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| namespace Spectrum.Visualizers { | ||
| class LEDDomeQuaternionFocusVisualizer : Visualizer { | ||
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| private Configuration config; | ||
| private AudioInput audio; | ||
| private OrientationInput orientation; | ||
| private LEDDomeOutput dome; | ||
| private Vector3 spot = new Vector3(0, 1, 0); | ||
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| public LEDDomeQuaternionFocusVisualizer( | ||
| Configuration config, | ||
| AudioInput audio, | ||
| OrientationInput orientation, | ||
| LEDDomeOutput dome | ||
| ) { | ||
| this.config = config; | ||
| this.audio = audio; | ||
| this.orientation = orientation; | ||
| this.dome = dome; | ||
| this.dome.RegisterVisualizer(this); | ||
| } | ||
|
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| public int Priority { | ||
| get { | ||
| return this.config.domeActiveVis == 6 ? 2 : 0; | ||
| } | ||
| } | ||
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| public bool Enabled { get; set; } | ||
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| public Input[] GetInputs() { | ||
| return new Input[] { this.orientation }; | ||
| } | ||
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| void Render() { | ||
| for (int i = 0; i < LEDDomeOutput.GetNumStruts(); i++) { | ||
| var leds = LEDDomeOutput.GetNumLEDs(i); | ||
| for (int j = 0; j < leds; j++) { | ||
| var p = StrutLayoutFactory.GetProjectedLEDPoint(i, j); // centered on (.5, .5), [0, 1] x [0, 1] | ||
| var x = 2 * p.Item1 - 1; // now centered on (0, 0) and with range [0, 1] | ||
| var y = 1 - 2 * p.Item2; // this is because in the original mapping x, y come "out of" the top left corner | ||
| float z = (float)Math.Sqrt(1 - x * x - y * y); | ||
| Vector3 pixelPoint = new Vector3((float)x, (float)y, z); | ||
| // Calibration assigns (0, 1, 0) to be 'forward' | ||
| // So we want the post-transformed pixel closest to (0, 1, 0)? | ||
| int color = 0; | ||
| if (Vector3.Distance(Vector3.Transform(pixelPoint, orientation.rotation), spot) < .25) { | ||
| color = 0xFFFFFF; | ||
| } | ||
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| this.dome.SetPixel(i, j, color); | ||
| } | ||
| } | ||
| } | ||
| public void Visualize() { | ||
| this.Render(); | ||
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| this.dome.Flush(); | ||
| } | ||
| } | ||
| } |
69 changes: 69 additions & 0 deletions
69
Spectrum/Visualizers/LEDDomeQuaternionPaintbrushVisualizer.cs
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,69 @@ | ||
| using Spectrum.Audio; | ||
| using Spectrum.Base; | ||
| using Spectrum.LEDs; | ||
| using System; | ||
| using System.Numerics; | ||
|
|
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| namespace Spectrum.Visualizers { | ||
| class LEDDomeQuaternionPaintbrushVisualizer : Visualizer { | ||
|
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|
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| private Configuration config; | ||
| private AudioInput audio; | ||
| private OrientationInput orientation; | ||
| private LEDDomeOutput dome; | ||
| private Vector3 spot = new Vector3(0, 1, 0); | ||
|
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| public LEDDomeQuaternionPaintbrushVisualizer( | ||
| Configuration config, | ||
| AudioInput audio, | ||
| OrientationInput orientation, | ||
| LEDDomeOutput dome | ||
| ) { | ||
| this.config = config; | ||
| this.audio = audio; | ||
| this.orientation = orientation; | ||
| this.dome = dome; | ||
| this.dome.RegisterVisualizer(this); | ||
| } | ||
|
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| public int Priority { | ||
| get { | ||
| return this.config.domeActiveVis == 5 ? 2 : 0; | ||
| } | ||
| } | ||
|
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| public bool Enabled { get; set; } | ||
|
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| public Input[] GetInputs() { | ||
| return new Input[] { this.orientation }; | ||
| } | ||
|
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| void Render() { | ||
| for (int i = 0; i < LEDDomeOutput.GetNumStruts(); i++) { | ||
| var leds = LEDDomeOutput.GetNumLEDs(i); | ||
| for (int j = 0; j < leds; j++) { | ||
| var p = StrutLayoutFactory.GetProjectedLEDPoint(i, j); // centered on (.5, .5), [0, 1] x [0, 1] | ||
| var x = 2 * p.Item1 - 1; // now centered on (0, 0) and with range [0, 1] | ||
| var y = 1 - 2 * p.Item2; // this is because in the original mapping x, y come "out of" the top left corner | ||
| float z = (float)Math.Sqrt(1 - x * x - y * y); | ||
| Vector3 pixelPoint = new Vector3((float)x, (float)y, z); | ||
| // Calibration assigns (0, 1, 0) to be 'forward' | ||
| // So we want the post-transformed pixel closest to (0, 1, 0)? | ||
| Color color = new Color(0, 0, 0); | ||
| if(Vector3.Distance(Vector3.Transform(pixelPoint, orientation.rotation), spot) < .25) { | ||
| color = new Color((256 * (orientation.rotation.W + 1)) / 256d, 1, 1); | ||
| } | ||
| // todo : rework to use jan karls buffer | ||
| this.dome.SetPixel(i, j, color.ToInt()); | ||
| } | ||
| } | ||
| } | ||
|
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| public void Visualize() { | ||
| this.Render(); | ||
|
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| this.dome.Flush(); | ||
| } | ||
| } | ||
| } |
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