private static DRColor.RGB attenuateStrip(DRColor.RGB clr)
{
float dim = 0.3f;
DRColor.RGB new_clr = new DRColor.RGB((int)(clr.Red * dim), (int)(clr.Green * dim), (int)(clr.Blue * dim));
return(new_clr);
}
private void CalcCoordsAndUpdate(DRColor.HSV HSV)
{
// Convert color to real-world coordinates and then calculate
// the various points. HSV.Hue represents the degrees (0 to 360),
// HSV.Saturation represents the radius_norm.
// This procedure doesn't draw anything--it simply
// updates class-level variables. The UpdateDisplay
// procedure uses these values to update the screen.
// Given the angle (HSV.Hue), and distance from
// the center (HSV.Saturation), and the center,
// calculate the point corresponding to
// the selected color, on the color wheel.
colorPoint = GetPoint((double)HSV.Hue / 255 * 360,
(double)HSV.Saturation / 255 * radius,
centerPoint);
// Given the brightness (HSV.value), calculate the
// point corresponding to the brightness indicator.
brightnessPoint = CalcBrightnessPoint(HSV.Value);
// Store information about the selected color.
brightness = HSV.Value;
selectedColor = DRColor.HSVtoColor(HSV);
RGB = new DRColor.RGB(HSV);
// The full color is the same as HSV, except that the
// brightness is set to full (255). This is the top-most
// color in the brightness gradient.
fullColor = DRColor.HSVtoColor(new DRColor.HSV(HSV.Hue, HSV.Saturation, 255));
}
// Immediately updates the ardunio's buffer for the color
private static bool sendClr(int pos, DRColor.RGB rgb, int strip)
{
posClamp(ref pos, 1);
// Create color packet, add 64 for second led strip
byte[] bytes = new byte[4];
bytes[0] = (byte)pos;
if (strip == 2)
{
bytes[0] += (byte)64;
}
bytes[1] = (byte)rgb.Red;
bytes[2] = (byte)rgb.Green;
bytes[3] = (byte)rgb.Blue;
int bytesWritten = 0;
ErrorCode ec = ErrorCode.None;
if (Connected)
{
ec = writer.Write(bytes, 2000, out bytesWritten);
}
if (ec == ErrorCode.ResourceBusy)
{
return(true);
}
if (ec != ErrorCode.None)
{
throw new Exception(UsbDevice.LastErrorString);
}
return(true);
}
public void Draw(Graphics g, DRColor.RGB RGB)
{
// Given RGB values, calculate HSV and then update the screen.
this._g = g;
this.HSV = new DRColor.HSV(RGB);
CalcCoordsAndUpdate(this.HSV);
UpdateDisplay();
}
public static DRColor.RGB ProperMix(DRColor.RGB a, DRColor.RGB b, double ratio)
{
DRColor.RGB result = new DRColor.RGB();
result.Red = properMixAlgo(b.Red, a.Red);
result.Green = properMixAlgo(b.Green, a.Green);
result.Blue = properMixAlgo(b.Blue, a.Blue);
return(result);
}
public static DRColor.RGB ProperMix(DRColor.RGB a, DRColor.RGB b, double ratio)
{
DRColor.RGB result = new DRColor.RGB();
result.Red = properMixAlgo(b.Red, a.Red);
result.Green = properMixAlgo(b.Green, a.Green);
result.Blue = properMixAlgo(b.Blue, a.Blue);
return result;
}
public void addColor(DRColor.RGB rgb)
{
if (mood.Color_List.Count == 10)
{
mood.Color_List.RemoveAt(0);
}
mood.Color_List.Add(rgb);
}
// Set Color
private void addClrBtn_Click(object sender, EventArgs e)
{
if (_chooser == null) return;
DRColor.RGB clr = new DRColor.RGB(_chooser.ActiveColor);
if (clr == null) return;
currentMood.Color_List.Add(clr);
current_moodSeqUI.Mood = currentMood;
this.Invalidate();
}
public void Animate()
{
// Color Generation
DRColor.HSV color_gen = _huey.getNextColor((float)Slider1Value, (float)Slider2Value, (float)Slider3Value);
DRColor.RGB new_color = new DRColor.RGB(color_gen);
// Position Generation
Rainbow.Kai[23] = new_color;
Rainbow.Kai[24] = new_color;
Push();
RainbowUtils.update();
Thread.Sleep(refreshRate);
}
public void Animate()
{
// Color Generation
DRColor.HSV color_gen = _huey.getNextColor((float)Slider1Value, (float)Slider2Value, (float)Slider3Value);
DRColor.RGB new_color = new DRColor.RGB(color_gen);
// Position Generation
Rainbow.Kai[23] = new_color;
Rainbow.Kai[24] = new_color;
Push();
RainbowUtils.update();
Thread.Sleep(refreshRate);
}
public static void fillBoth(DRColor.RGB rgb)
{
if (rgb == null)
{
return;
}
for (int i = 0; i < Globals.KaiLength; i++)
{
Rainbow.KaiSet(i, rgb);
}
update();
}
public static DRColor.RGB MagicMix(DRColor.RGB a, DRColor.RGB b, double ratio)
{
DRColor.RGB result = new DRColor.RGB();
int redDistance = (b.Red - a.Red);
int greenDistance = (b.Green - a.Green);
int blueDistance = (b.Blue - a.Blue);
result.Red = (int)(a.Red + redDistance * ratio);
result.Green = (int)(a.Green + greenDistance * ratio);
result.Blue = (int)(a.Blue + blueDistance * ratio);
return(result);
}
public static DRColor.RGB MagicMix(DRColor.RGB a, DRColor.RGB b, double ratio)
{
DRColor.RGB result = new DRColor.RGB();
int redDistance = (b.Red - a.Red);
int greenDistance = (b.Green - a.Green);
int blueDistance = (b.Blue - a.Blue);
result.Red = (int)(a.Red + redDistance * ratio);
result.Green = (int)(a.Green + greenDistance * ratio);
result.Blue = (int)(a.Blue + blueDistance * ratio);
return result;
}
// Set Color
private void addClrBtn_Click(object sender, EventArgs e)
{
if (_chooser == null)
{
return;
}
DRColor.RGB clr = new DRColor.RGB(_chooser.ActiveColor);
if (clr == null)
{
return;
}
currentMood.Color_List.Add(clr);
current_moodSeqUI.Mood = currentMood;
this.Invalidate();
}
// Creates static arrays and initializes to default color;
static Rainbow()
{
_kai = new DRColor.RGB[Globals.KaiLength];
_zen = new DRColor.RGB[Globals.ZenLength];
_kaiBuffer = new DRColor.RGB[Globals.KaiLength];
_zenBuffer = new DRColor.RGB[Globals.ZenLength];
for (int i = 0; i < Globals.KaiLength; i++)
{
_kai[i] = new DRColor.RGB();
_kaiBuffer[i] = new DRColor.RGB();
}
for (int i = 0; i < Globals.ZenLength; i++)
{
_zen[i] = new DRColor.RGB();
_zenBuffer[i] = new DRColor.RGB();
}
}
// Creates static arrays and initializes to default color;
static Rainbow()
{
_kai = new DRColor.RGB[Globals.KaiLength];
_zen = new DRColor.RGB[Globals.ZenLength];
_kaiBuffer = new DRColor.RGB[Globals.KaiLength];
_zenBuffer = new DRColor.RGB[Globals.ZenLength];
for (int i = 0; i < Globals.KaiLength; i++)
{
_kai[i] = new DRColor.RGB();
_kaiBuffer[i] = new DRColor.RGB();
}
for (int i = 0; i < Globals.ZenLength; i++)
{
_zen[i] = new DRColor.RGB();
_zenBuffer[i] = new DRColor.RGB();
}
}
// Clears the leds
private static void clear(int strip)
{
DRColor.RGB blank = new DRColor.RGB(0, 0, 0);
if (strip == 1)
{
for (int i = 0; i < Globals.KaiLength; i++)
{
sendClr(i, blank, 1);
}
display(1);
}
else if (strip == 2)
{
for (int i = 0; i < Globals.ZenLength; i++)
{
sendClr(i, blank, 2);
}
display(2);
}
}
public static void Demo()
{
DRColor.RGB red = new DRColor.RGB(127, 0, 0);
DRColor.RGB green = new DRColor.RGB(0, 0, 127);
DRColor.RGB proper = Blender.ProperMix(red, green, 0.5);
DRColor.RGB magic = Blender.variableMix(red, green, 0.5);
for (int i = 0; i < Globals.ZenLength; i++)
{
if (i < 5)
{
Rainbow.Zen[i] = red;
}
else if (i >= 5 && i < 10)
{
Rainbow.Zen[i] = proper;
}
else if (i >= 10 && i < 15)
{
Rainbow.Zen[i] = green;
}
else if (i >= 20 && i < 25)
{
Rainbow.Zen[i] = green;
}
else if (i >= 25 && i < 30)
{
Rainbow.Zen[i] = magic;
}
else if (i >= 30 && i < 32)
{
Rainbow.Zen[i] = red;
}
}
Rainbow.ZenUpdate();
Rainbow.ZenShow();
}
public static void Demo()
{
DRColor.RGB red = new DRColor.RGB(127,0,0);
DRColor.RGB green = new DRColor.RGB(0, 0, 127);
DRColor.RGB proper = Blender.ProperMix(red, green, 0.5);
DRColor.RGB magic = Blender.variableMix(red, green, 0.5);
for(int i = 0; i < Globals.ZenLength; i++)
{
if (i < 5)
{
Rainbow.Zen[i] = red;
}
else if ( i >= 5 && i < 10)
{
Rainbow.Zen[i] = proper;
}
else if (i >= 10 && i < 15)
{
Rainbow.Zen[i] = green;
}
else if (i >= 20 && i < 25)
{
Rainbow.Zen[i] = green;
}
else if (i >= 25 && i < 30)
{
Rainbow.Zen[i] = magic;
}
else if (i >= 30 && i < 32)
{
Rainbow.Zen[i] = red;
}
}
Rainbow.ZenUpdate();
Rainbow.ZenShow();
}
public void Animation()
{
List <DRColor.RGB> color_list = current_moodSeqUI.getColors();
for (int i = 0; i < color_list.Count; i++)
{
DRColor.RGB cur = color_list[i];
DRColor.RGB next = color_list[(i + 1) % color_list.Count];
// Smoothening effect
double j = 1.0;
while (j > 0.0)
{
DRColor.RGB show_color = Blender.variableMix(cur, next, j);
RainbowUtils.fillBoth(show_color);
Thread.Sleep(speed);
if (halt)
{
return;
}
j -= 0.05;
}
}
}
public void Draw(Graphics g, Point mousePoint)
{
// You've moved the mouse.
// Now update the screen to match.
double distance;
int degrees;
Point delta;
Point newColorPoint;
Point newBrightnessPoint;
Point newPoint;
// Keep track of the previous color pointer point,
// so you can put the mouse there in case the
// user has clicked outside the circle.
newColorPoint = colorPoint;
newBrightnessPoint = brightnessPoint;
// Store this away for later use.
this._g = g;
if (currentState == MouseState.MouseUp)
{
if (!mousePoint.IsEmpty)
{
if (_colorRegion.IsVisible(mousePoint))
{
// Is the mouse point within the color circle?
// If so, you just clicked on the color wheel.
currentState = MouseState.ClickOnColor;
}
else if (_brightnessRegion.IsVisible(mousePoint))
{
// Is the mouse point within the brightness area?
// You clicked on the brightness area.
currentState = MouseState.ClickOnBrightness;
}
else
{
// Clicked outside the color and the brightness
// regions. In that case, just put the
// pointers back where they were.
currentState = MouseState.ClickOutsideRegion;
}
}
}
switch (currentState)
{
case MouseState.ClickOnBrightness:
case MouseState.DragInBrightness:
// Calculate new color information
// based on the brightness, which may have changed.
newPoint = mousePoint;
if (newPoint.Y < brightnessMin)
{
newPoint.Y = brightnessMin;
}
else if (newPoint.Y > brightnessMax)
{
newPoint.Y = brightnessMax;
}
newBrightnessPoint = new Point(brightnessX, newPoint.Y);
brightness = (int)((brightnessMax - newPoint.Y) * brightnessScaling);
HSV.Value = brightness;
RGB = new DRColor.RGB(HSV);
break;
case MouseState.ClickOnColor:
case MouseState.DragInColor:
// Calculate new color information
// based on selected color, which may have changed.
newColorPoint = mousePoint;
// Calculate x and y distance from the center,
// and then calculate the angle corresponding to the
// new location.
delta = new Point(
mousePoint.X - centerPoint.X, mousePoint.Y - centerPoint.Y);
degrees = CalcDegrees(delta);
// Calculate distance from the center to the new point
// as angle fraction of the radius_norm. Use your old friend,
// the Pythagorean theorem, to calculate this value.
distance = Math.Sqrt(delta.X * delta.X + delta.Y * delta.Y) / radius;
if (currentState == MouseState.DragInColor)
{
if (distance > 1)
{
// Mouse is down, and outside the circle, but you
// were previously dragging in the color circle.
// What to do?
// In that case, move the point to the edge of the
// circle at the correct angle.
distance = 1;
newColorPoint = GetPoint(degrees, radius, centerPoint);
}
}
// Calculate the new HSV and RGB values.
HSV.Hue = (int)(degrees * 255 / 360);
HSV.Saturation = (int)(distance * 255);
HSV.Value = brightness;
RGB = new DRColor.RGB(HSV);
fullColor = DRColor.HSVtoColor(new DRColor.HSV(HSV.Hue, HSV.Saturation, 255));
break;
}
selectedColor = DRColor.HSVtoColor(HSV);
// Raise an event back to the parent form,
// so the form can update any UI it's using
// to display selected color values.
// On the way out, set the new state.
switch (currentState)
{
case MouseState.ClickOnBrightness:
currentState = MouseState.DragInBrightness;
break;
case MouseState.ClickOnColor:
currentState = MouseState.DragInColor;
break;
case MouseState.ClickOutsideRegion:
currentState = MouseState.DragOutsideRegion;
break;
}
// Store away the current points for next time.
colorPoint = newColorPoint;
brightnessPoint = newBrightnessPoint;
// Draw the gradients and points.
UpdateDisplay();
OnColorChanged(RGB, HSV);
}
public static DRColor.RGB equalMix(DRColor.RGB a, DRColor.RGB b)
{
return(new DRColor.RGB((a.Red + b.Red) / 2, (a.Green + b.Green) / 2, (a.Blue + b.Blue) / 2));
}
private static DRColor.RGB attenuateStrip(DRColor.RGB clr)
{
float dim = 0.3f;
DRColor.RGB new_clr = new DRColor.RGB((int)(clr.Red * dim), (int)(clr.Green * dim), (int)(clr.Blue * dim));
return new_clr;
}
public ColorChangedEventArgs(DRColor.RGB RGB, DRColor.HSV HSV)
{
mRGB = RGB;
mHSV = HSV;
}
public MoodSeq(DRColor.RGB rgb)
{
Color_List.Add(rgb);
}
// Gurantees position isn't out of bounds
public static void KaiSet(int pos, DRColor.RGB rgb)
{
posClamp(ref pos, 1);
_kai[pos] = rgb;
}
// a * perc + b * (1- perc)
public static DRColor.RGB variableMix(DRColor.RGB a, DRColor.RGB b, double perc)
{
return(new DRColor.RGB((int)(a.Red * perc + b.Red * (1 - perc)), (int)(a.Green * perc + b.Green * (1 - perc)), (int)(a.Blue * perc + b.Blue * (1 - perc))));
}
// If the R, G, or B values change, use this
// code to update the HSV values and invalidate
// the color wheel (so it updates the pointers).
// Check the isInUpdate flag to avoid recursive events
// when you update the NumericUpdownControls.
private void HandleRGBScroll(object sender, ScrollEventArgs e)
{
_changeType = ChangeStyle.RGB;
RGB = new DRColor.RGB(hsbRed.Value, hsbGreen.Value, hsbBlue.Value);
SetHSV(new DRColor.HSV(RGB));
SetRGBLabels(RGB);
this.Invalidate();
RainbowUtils.fillBoth(RGB);
}
public static DRColor.RGB increaseBrightness(DRColor.RGB rgb, int amt)
{
DRColor.HSV hsv = new DRColor.HSV(rgb);
hsv.Value = hsv.Value + amt > 256 ? 256 : hsv.Value + amt;
return(new DRColor.RGB(hsv));
}
// Clears the leds
private static void clear(int strip)
{
DRColor.RGB blank = new DRColor.RGB(0, 0, 0);
if (strip == 1)
{
for (int i = 0; i < Globals.KaiLength; i++)
{
sendClr(i, blank, 1);
}
display(1);
}
else if (strip == 2)
{
for (int i = 0; i < Globals.ZenLength; i++)
{
sendClr(i, blank, 2);
}
display(2);
}
}
public HSV(DRColor.RGB rgb)
{
// In this function, R, G, and B values must be scaled
// to be between 0 and 1.
// HSV.Hue will be angle value between 0 and 360, and
// HSV.Saturation and value are between 0 and 1.
// The code must scale these to be between 0 and 255 for
// the purposes of this application.
double min;
double max;
double delta;
double r = (double)rgb.Red / 128;
double g = (double)rgb.Green / 128;
double b = (double)rgb.Blue / 128;
double h;
double s;
double v;
min = Math.Min(Math.Min(r, g), b);
max = Math.Max(Math.Max(r, g), b);
v = max;
delta = max - min;
if (max == 0 || delta == 0)
{
// R, G, and B must be 0, or all the same.
// In this case, S is 0, and H is undefined.
// Using H = 0 is as good as any...
s = 0;
h = 0;
}
else
{
s = delta / max;
if (r == max)
{
// Between Yellow and Magenta
h = (g - b) / delta;
}
else if (g == max)
{
// Between Cyan and Yellow
h = 2 + (b - r) / delta;
}
else
{
// Between Magenta and Cyan
h = 4 + (r - g) / delta;
}
}
// Scale height to be between 0 and 360.
// This may require adding 360, if the value
// is negative.
h *= 60;
if (h < 0)
{
h += 360;
}
// Scale to the requirements of this
// application. All values are between 0 and 255.
Hue = (int)(h / 360 * 255);
Saturation = (int)(s * 255);
Value = (int)(v * 255);
}
protected void OnColorChanged(DRColor.RGB RGB, DRColor.HSV HSV)
{
ColorChangedEventArgs e = new ColorChangedEventArgs(RGB, HSV);
ColorChanged(this, e);
}
public void Draw(Graphics g, Point mousePoint)
{
// You've moved the mouse.
// Now update the screen to match.
double distance;
int degrees;
Point delta;
Point newColorPoint;
Point newBrightnessPoint;
Point newPoint;
// Keep track of the previous color pointer point,
// so you can put the mouse there in case the
// user has clicked outside the circle.
newColorPoint = colorPoint;
newBrightnessPoint = brightnessPoint;
// Store this away for later use.
this._g = g;
if (currentState == MouseState.MouseUp)
{
if (!mousePoint.IsEmpty)
{
if (_colorRegion.IsVisible(mousePoint))
{
// Is the mouse point within the color circle?
// If so, you just clicked on the color wheel.
currentState = MouseState.ClickOnColor;
}
else if (_brightnessRegion.IsVisible(mousePoint))
{
// Is the mouse point within the brightness area?
// You clicked on the brightness area.
currentState = MouseState.ClickOnBrightness;
}
else
{
// Clicked outside the color and the brightness
// regions. In that case, just put the
// pointers back where they were.
currentState = MouseState.ClickOutsideRegion;
}
}
}
switch (currentState)
{
case MouseState.ClickOnBrightness:
case MouseState.DragInBrightness:
// Calculate new color information
// based on the brightness, which may have changed.
newPoint = mousePoint;
if (newPoint.Y < brightnessMin)
{
newPoint.Y = brightnessMin;
}
else if (newPoint.Y > brightnessMax)
{
newPoint.Y = brightnessMax;
}
newBrightnessPoint = new Point(brightnessX, newPoint.Y);
brightness = (int)((brightnessMax - newPoint.Y) * brightnessScaling);
HSV.Value = brightness;
RGB = new DRColor.RGB(HSV);
break;
case MouseState.ClickOnColor:
case MouseState.DragInColor:
// Calculate new color information
// based on selected color, which may have changed.
newColorPoint = mousePoint;
// Calculate x and y distance from the center,
// and then calculate the angle corresponding to the
// new location.
delta = new Point(
mousePoint.X - centerPoint.X, mousePoint.Y - centerPoint.Y);
degrees = CalcDegrees(delta);
// Calculate distance from the center to the new point
// as angle fraction of the radius_norm. Use your old friend,
// the Pythagorean theorem, to calculate this value.
distance = Math.Sqrt(delta.X * delta.X + delta.Y * delta.Y) / radius;
if (currentState == MouseState.DragInColor)
{
if (distance > 1)
{
// Mouse is down, and outside the circle, but you
// were previously dragging in the color circle.
// What to do?
// In that case, move the point to the edge of the
// circle at the correct angle.
distance = 1;
newColorPoint = GetPoint(degrees, radius, centerPoint);
}
}
// Calculate the new HSV and RGB values.
HSV.Hue = (int)(degrees * 255 / 360);
HSV.Saturation = (int)(distance * 255);
HSV.Value = brightness;
RGB = new DRColor.RGB(HSV);
fullColor = DRColor.HSVtoColor(new DRColor.HSV(HSV.Hue, HSV.Saturation, 255));
break;
}
selectedColor = DRColor.HSVtoColor(HSV);
// Raise an event back to the parent form,
// so the form can update any UI it's using
// to display selected color values.
// On the way out, set the new state.
switch (currentState)
{
case MouseState.ClickOnBrightness:
currentState = MouseState.DragInBrightness;
break;
case MouseState.ClickOnColor:
currentState = MouseState.DragInColor;
break;
case MouseState.ClickOutsideRegion:
currentState = MouseState.DragOutsideRegion;
break;
}
// Store away the current points for next time.
colorPoint = newColorPoint;
brightnessPoint = newBrightnessPoint;
// Draw the gradients and points.
UpdateDisplay();
OnColorChanged(RGB, HSV);
}
public static void ZenSet(int pos, DRColor.RGB rgb)
{
posClamp(ref pos, 2);
_zen[pos] = rgb;
}
private void CalcCoordsAndUpdate(DRColor.HSV HSV)
{
// Convert color to real-world coordinates and then calculate
// the various points. HSV.Hue represents the degrees (0 to 360),
// HSV.Saturation represents the radius_norm.
// This procedure doesn't draw anything--it simply
// updates class-level variables. The UpdateDisplay
// procedure uses these values to update the screen.
// Given the angle (HSV.Hue), and distance from
// the center (HSV.Saturation), and the center,
// calculate the point corresponding to
// the selected color, on the color wheel.
colorPoint = GetPoint((double)HSV.Hue / 255 * 360,
(double)HSV.Saturation / 255 * radius,
centerPoint);
// Given the brightness (HSV.value), calculate the
// point corresponding to the brightness indicator.
brightnessPoint = CalcBrightnessPoint(HSV.Value);
// Store information about the selected color.
brightness = HSV.Value;
selectedColor = DRColor.HSVtoColor(HSV);
RGB = new DRColor.RGB(HSV);
// The full color is the same as HSV, except that the
// brightness is set to full (255). This is the top-most
// color in the brightness gradient.
fullColor = DRColor.HSVtoColor(new DRColor.HSV(HSV.Hue, HSV.Saturation, 255));
}
public static DRColor.RGB addHighest(DRColor.RGB a, DRColor.RGB b)
{
return(new DRColor.RGB(Math.Max(b.Red, a.Red), Math.Max(b.Green, a.Green), Math.Max(b.Blue, a.Blue)));
}
private DRColor.RGB AdjustVal(DRColor.RGB rgb, double perc)
{
DRColor.HSV hsv = new DRColor.HSV(rgb);
hsv.Value = (int)(hsv.Value * perc);
return(new DRColor.RGB(hsv));
}
public ColorChangedEventArgs(DRColor.RGB RGB, DRColor.HSV HSV)
{
mRGB = RGB;
mHSV = HSV;
}
