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lewd-alt
2025-05-05 19:40:03 -07:00
parent b8812f4d8d
commit 2e6d5ccc6d
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306
2DGAMELIB/_2DGAMELIB/HSV.cs Normal file
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using System.Drawing;
namespace _2DGAMELIB;
public static class HSV
{
public static void ToHSV(int r, int g, int b, out int h, out int s, out int v)
{
v = GetMax(r, g, b);
int num = v - GetMin(r, g, b);
if (num == 0)
{
s = 0;
}
else
{
s = (int)((double)(num * 255) / (double)v);
}
if (s == 0)
{
h = 0;
return;
}
double num2 = num;
if (r == v)
{
h = v - (int)((double)(b * 60) / num2) - (v - (int)((double)(g * 60) / num2));
}
else if (g == v)
{
h = 120 + (v - (int)((double)(r * 60) / num2)) - (v - (int)((double)(b * 60) / num2));
}
else
{
h = 240 + (v - (int)((double)(g * 60) / num2)) - (v - (int)((double)(r * 60) / num2));
}
if (h < 0)
{
h += 360;
}
}
public static void ToRGB(int h, int s, int v, out int r, out int g, out int b)
{
if (s == 0)
{
r = (g = (b = v));
return;
}
int num = h * 6;
switch (num / 360)
{
case 0:
r = v;
g = (int)((double)(v * (255 - (int)((double)(s * (360 - num % 360)) / 360.0))) / 255.0);
b = (int)((double)(v * (255 - s)) / 255.0);
break;
case 1:
r = (int)((double)(v * (255 - (int)((double)(s * (num % 360)) / 360.0))) / 255.0);
g = v;
b = (int)((double)(v * (255 - s)) / 255.0);
break;
case 2:
r = (int)((double)(v * (255 - s)) / 255.0);
g = v;
b = (int)((double)(v * (255 - (int)((double)(s * (360 - num % 360)) / 360.0))) / 255.0);
break;
case 3:
r = (int)((double)(v * (255 - s)) / 255.0);
g = (int)((double)(v * (255 - (int)((double)(s * (num % 360)) / 360.0))) / 255.0);
b = v;
break;
case 4:
r = (int)((double)(v * (255 - (int)((double)(s * (360 - num % 360)) / 360.0))) / 255.0);
g = (int)((double)(v * (255 - s)) / 255.0);
b = v;
break;
default:
r = v;
g = (int)((double)(v * (255 - s)) / 255.0);
b = (int)((double)(v * (255 - (int)((double)(s * (num % 360)) / 360.0))) / 255.0);
break;
}
}
public static void ToHSV(this Color col, out int h, out int s, out int v)
{
ToHSV(col.R, col.G, col.B, out h, out s, out v);
}
public static void ToHSV(ref Color col, out int h, out int s, out int v)
{
ToHSV(col.R, col.G, col.B, out h, out s, out v);
}
public static void ToRGB(int h, int s, int v, out Color ret)
{
ToRGB(h, s, v, out var r, out var g, out var b);
ret = Color.FromArgb(r, g, b);
}
public static void ToRGB(int h, int s, int v, int a, out Color ret)
{
ToRGB(h, s, v, out var r, out var g, out var b);
ret = Color.FromArgb(a, r, g, b);
}
public static void ToRGB(this Hsv hsv, out int r, out int g, out int b)
{
ToRGB(hsv.H, hsv.S, hsv.V, out r, out g, out b);
}
public static void ToRGB(ref Hsv hsv, out int r, out int g, out int b)
{
ToRGB(hsv.H, hsv.S, hsv.V, out r, out g, out b);
}
public static Hsv ToHSV(int r, int g, int b)
{
Hsv result = default(Hsv);
ToHSV(r, g, b, out result.H, out result.S, out result.V);
return result;
}
public static Hsv ToHSV(this Color col)
{
Hsv result = default(Hsv);
ToHSV(col.R, col.G, col.B, out result.H, out result.S, out result.V);
return result;
}
public static Hsv ToHSV(ref Color col)
{
Hsv result = default(Hsv);
ToHSV(col.R, col.G, col.B, out result.H, out result.S, out result.V);
return result;
}
public static Color ToRGB(this Hsv hsv)
{
ToRGB(hsv.H, hsv.S, hsv.V, out var r, out var g, out var b);
return Color.FromArgb(r, g, b);
}
public static Color ToRGB(ref Hsv hsv)
{
ToRGB(hsv.H, hsv.S, hsv.V, out var r, out var g, out var b);
return Color.FromArgb(r, g, b);
}
private static int GetMax(int x, int y, int z)
{
if (x < y)
{
if (z >= y)
{
return z;
}
return y;
}
if (z < x)
{
return x;
}
return z;
}
private static int GetMin(int x, int y, int z)
{
if (x > y)
{
if (z <= y)
{
return z;
}
return y;
}
if (z > x)
{
return x;
}
return z;
}
}
public struct Hsv
{
public int H;
public int S;
public int V;
public int Hue
{
get
{
return H;
}
set
{
H = value;
HueLimit();
}
}
public int Sat
{
get
{
return S;
}
set
{
S = value;
SatLimit();
}
}
public int Val
{
get
{
return V;
}
set
{
V = value;
ValLimit();
}
}
public Hsv(Color Color)
{
HSV.ToHSV(Color.R, Color.G, Color.B, out H, out S, out V);
}
public Hsv(ref Color Color)
{
HSV.ToHSV(Color.R, Color.G, Color.B, out H, out S, out V);
}
public Hsv(int Hue, int Sat, int Val)
{
H = Hue;
S = Sat;
V = Val;
}
private void HueLimit()
{
H %= 360;
}
private void SatLimit()
{
if (S > 255)
{
S = 255;
}
else if (S < 0)
{
S = 0;
}
}
private void ValLimit()
{
if (V > 255)
{
V = 255;
}
else if (V < 0)
{
V = 0;
}
}
public Color GetColor()
{
HSV.ToRGB(H, S, V, out var r, out var g, out var b);
return Color.FromArgb(r, g, b);
}
public Color GetColor(int a)
{
HSV.ToRGB(H, S, V, out var r, out var g, out var b);
return Color.FromArgb(a, r, g, b);
}
public void GetColor(out Color ret)
{
HSV.ToRGB(H, S, V, out var r, out var g, out var b);
ret = Color.FromArgb(r, g, b);
}
public void GetColor(int a, out Color ret)
{
HSV.ToRGB(H, S, V, out var r, out var g, out var b);
ret = Color.FromArgb(a, r, g, b);
}
public override string ToString()
{
return "H : " + H + " S : " + S + " V : " + V;
}
}