RayTracingEngine/Color01.cs at main · EnesShahn/RayTracingEngine · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
using System;
using System.Collections.Generic;
using System.Text;

namespace EnesShahn
{
    namespace RayTracingEngine
    {
        class Color01
        {
            public float R { get; set; }
            public float G { get; set; }
            public float B { get; set; }
            public float A { get; set; }

            //TODO: To Hex Conversion
            //TODO: Parse from Hex

            public Color01(float r, float g, float b, float a)
            {
                R = r;
                G = g;
                B = b;
                A = a;
                Normalize();
            }
            public Color01(float r, float g, float b) : this(r, g, b, 1f) { }

            #region Primitive Colors
            public static Color01 Black
            {
                get { return new Color01(0, 0, 0, 1); }
            }
            public static Color01 White
            {
                get { return new Color01(1, 1, 1, 1); }
            }
            public static Color01 Red
            {
                get { return new Color01(1, 0, 0, 1); }
            }
            public static Color01 Green
            {
                get { return new Color01(0, 1, 0, 1); }
            }
            public static Color01 Blue
            {
                get { return new Color01(0, 0, 1, 1); }
            }
            #endregion


            public void Normalize()
            {
                R = Math.Clamp(R, 0f, 1f);
                G = Math.Clamp(G, 0f, 1f);
                B = Math.Clamp(B, 0f, 1f);
                A = Math.Clamp(A, 0f, 1f);
            }

            public static Color01 FromArray(float[] rgba)
            {
                if (rgba.Length > 4)
                    throw new Exception("Color field in json file has more than 4 values");
                else if (rgba.Length < 3)
                    throw new Exception("Color field in json file needs at least 3 values");

                if (rgba.Length == 4)
                    return new Color01(rgba[0], rgba[1], rgba[2], rgba[3]);
                return new Color01(rgba[0], rgba[1], rgba[2]);
            }

            #region Overloaded Operators
            public static Color01 operator *(Color01 color, float b)
            {
                return new Color01(color.R * b, color.G * b, color.B * b, color.A);
            }
            public static Color01 operator *(float b, Color01 color)
            {
                return new Color01(color.R * b, color.G * b, color.B * b, color.A);
            }
            public static Color01 operator *(Color01 color1, Color01 color2)
            {
                return new Color01(color1.R * color2.R, color1.G * color2.G, color1.B * color2.B, color1.A * color2.A);
            }
            public static Color01 operator +(Color01 color1, Color01 color2)
            {
                return new Color01(color1.R + color2.R, color1.G + color2.G, color1.B + color2.B, color1.A + color2.A);
            }

            public static bool operator ==(Color01 color1, Color01 color2)
            {
                return (color1.R == color2.R && color1.G == color2.G && color1.B == color2.B && color1.A == color2.A);
            }
            public static bool operator !=(Color01 color1, Color01 color2)
            {
                return (color1.R != color2.R || color1.G != color2.G || color1.B != color2.B || color1.A != color2.A);
            }
            #endregion

            public override string ToString()
            {
                return $"RGBA({R}, {G}, {B}, {A})";
            }
        }
    }
}