/// <summary>
/// Creates the HSVA data values corresponding to an array of UInt32 ARGB values.
/// </summary>
/// <param name="argbData">An array of UInt32 ARGB values.</param>
/// <returns>HSVA data values corresponding to <paramref name="argbData"/>.</returns>
public static ColorHSVA[] ToArrayColorHSVA(uint[] argbData)
{
ColorHSVA[] hsvaData = new ColorHSVA[argbData.Length];
for (int i = 0; i < argbData.Length; i++)
{
hsvaData[i] = (ColorHSVA)argbData[i];
}
return(hsvaData);
}
/// <summary>
/// Determine if <paramref name="obj"/> is a <see cref="ColorHSVA"/> equal
/// to the current value.
/// </summary>
/// <param name="obj">Value to test for equality.</param>
/// <returns>True if <paramref name="obj"/> is a <see cref="ColorHSVA"/> equal
/// to the current value; otherwise false.</returns>
public override bool Equals(object obj)
{
if (!(obj is ColorHSVA))
{
return(false);
}
ColorHSVA other = (ColorHSVA)obj;
return(h == other.h && s == other.s && v == other.v && a == other.a);
}
void MaskedHSVShift(DdsFile mask, ColorHSVA[] result, Channel channel, HSVShift hsvShift)
{
for (int y = 0; y < this.Size.Height; y++)
{
int imageOffset = y * this.Size.Width;
int maskOffset = (y % mask.Size.Height) * mask.Size.Width;
for (int x = 0; x < this.Size.Width; x++)
{
uint maskPixel = mask.currentImage[maskOffset + x % mask.Size.Width];
if (channel(maskPixel)) result[imageOffset + x] = hsvData[imageOffset + x].HSVShift(hsvShift);
}
}
}
/// <summary>
/// Apply <see cref="HSVShift"/> values to this DDS image based on the
/// channels in the <paramref name="mask"/>.
/// Each channel of the mask acts independently, in order "R", "G", "B", "A".
/// </summary>
/// <param name="mask">A DDS image file, each colourway acting as a mask channel.</param>
/// <param name="ch1Shift">A shift to apply to the image when the first channel of the mask is active.</param>
/// <param name="ch2Shift">A shift to apply to the image when the second channel of the mask is active.</param>
/// <param name="ch3Shift">A shift to apply to the image when the third channel of the mask is active.</param>
/// <param name="ch4Shift">A shift to apply to the image when the fourth channel of the mask is active.</param>
public void MaskedHSVShiftNoBlend(DdsFile mask, HSVShift ch1Shift, HSVShift ch2Shift, HSVShift ch3Shift, HSVShift ch4Shift)
{
if (!SupportsHSV) return;
maskInEffect = maskInEffect || !ch1Shift.IsEmpty || !ch2Shift.IsEmpty || !ch3Shift.IsEmpty || !ch4Shift.IsEmpty;
if (!maskInEffect) return;
ColorHSVA[] result = new ColorHSVA[hsvData.Length];
Array.Copy(hsvData, 0, result, 0, result.Length);
if (!ch1Shift.IsEmpty) MaskedHSVShift(mask, result, x => x.R() > 0, ch1Shift);
if (!ch2Shift.IsEmpty) MaskedHSVShift(mask, result, x => x.G() > 0, ch2Shift);
if (!ch3Shift.IsEmpty) MaskedHSVShift(mask, result, x => x.B() > 0, ch3Shift);
if (!ch4Shift.IsEmpty) MaskedHSVShift(mask, result, x => x.A() > 0, ch4Shift);
hsvData = result;
currentImage = ColorHSVA.ToArrayARGB(hsvData);
}
/// <summary>
/// Create a new <see cref="ColorHSVA"/> from an existing <see cref="ColorHSVA"/> value.
/// </summary>
/// <param name="hsva">An existing <see cref="ColorHSVA"/> value.</param>
public ColorHSVA(ColorHSVA hsva) : this(hsva.h, hsva.s, hsva.v, hsva.a) { }
/// <summary>
/// Creates a Bitmap image corresponding to an HSVA image.
/// </summary>
/// <param name="hsvaData">An HSVA image.</param>
/// <param name="hsvShift">An optional <see cref="HSVShift"/> to apply.</param>
/// <returns>A Bitmap image corresponding to <paramref name="hsvaData"/>.</returns>
public static uint[] ToArrayARGB(ColorHSVA[] hsvaData, HSVShift hsvShift = new HSVShift())
{
uint[] argbData = new uint[hsvaData.Length];
for (int i = 0; i < hsvaData.Length; i++)
argbData[i] = hsvShift.IsEmpty ? hsvaData[i].ToARGB() : hsvaData[i].HSVShift(hsvShift).ToARGB();
return argbData;
}
/// <summary>
/// Creates the HSVA data values corresponding to an array of UInt32 ARGB values.
/// </summary>
/// <param name="argbData">An array of UInt32 ARGB values.</param>
/// <returns>HSVA data values corresponding to <paramref name="argbData"/>.</returns>
public static ColorHSVA[] ToArrayColorHSVA(uint[] argbData)
{
ColorHSVA[] hsvaData = new ColorHSVA[argbData.Length];
for (int i = 0; i < argbData.Length; i++)
hsvaData[i] = (ColorHSVA)argbData[i];
return hsvaData;
}
/// <summary>
/// Create a new <see cref="ColorHSVA"/> from an existing <see cref="ColorHSVA"/> value.
/// </summary>
/// <param name="hsva">An existing <see cref="ColorHSVA"/> value.</param>
public ColorHSVA(ColorHSVA hsva) : this(hsva.h, hsva.s, hsva.v, hsva.a)
{
}