diff options
Diffstat (limited to 'modules/mono/glue/cs_files/Mathf.cs')
| -rw-r--r-- | modules/mono/glue/cs_files/Mathf.cs | 104 |
1 files changed, 64 insertions, 40 deletions
diff --git a/modules/mono/glue/cs_files/Mathf.cs b/modules/mono/glue/cs_files/Mathf.cs index 8b9c264d0d..0d20a12563 100644 --- a/modules/mono/glue/cs_files/Mathf.cs +++ b/modules/mono/glue/cs_files/Mathf.cs @@ -1,5 +1,4 @@ using System; - #if REAL_T_IS_DOUBLE using real_t = System.Double; #else @@ -8,16 +7,14 @@ using real_t = System.Single; namespace Godot { - public static class Mathf + public static partial class Mathf { - // Define constants with Decimal precision and cast down to double or float. - public const real_t PI = (real_t) 3.1415926535897932384626433833M; // 3.1415927f and 3.14159265358979 + // Define constants with Decimal precision and cast down to double or float. - #if REAL_T_IS_DOUBLE - public const real_t Epsilon = 1e-14; // Epsilon size should depend on the precision used. - #else - public const real_t Epsilon = 1e-06f; - #endif + public const real_t Tau = (real_t) 6.2831853071795864769252867666M; // 6.2831855f and 6.28318530717959 + public const real_t Pi = (real_t) 3.1415926535897932384626433833M; // 3.1415927f and 3.14159265358979 + public const real_t Inf = real_t.PositiveInfinity; + public const real_t NaN = real_t.NaN; private const real_t Deg2RadConst = (real_t) 0.0174532925199432957692369077M; // 0.0174532924f and 0.0174532925199433 private const real_t Rad2DegConst = (real_t) 57.295779513082320876798154814M; // 57.29578f and 57.2957795130823 @@ -27,6 +24,11 @@ namespace Godot return Math.Abs(s); } + public static int Abs(int s) + { + return Math.Abs(s); + } + public static real_t Acos(real_t s) { return (real_t)Math.Acos(s); @@ -57,18 +59,14 @@ namespace Godot return (real_t)Math.Ceiling(s); } - public static real_t Clamp(real_t val, real_t min, real_t max) + public static int Clamp(int value, int min, int max) { - if (val < min) - { - return min; - } - else if (val > max) - { - return max; - } + return value < min ? min : value > max ? max : value; + } - return val; + public static real_t Clamp(real_t value, real_t min, real_t max) + { + return value < min ? min : value > max ? max : value; } public static real_t Cos(real_t s) @@ -116,7 +114,8 @@ namespace Godot return Pow(s, curve); } - else if (curve < 0f) + + if (curve < 0f) { if (s < 0.5f) { @@ -145,10 +144,23 @@ namespace Godot { return x % y; } - else - { - return y - (-x % y); - } + + return y - -x % y; + } + + public static real_t InverseLerp(real_t from, real_t to, real_t weight) + { + return (Clamp(weight, 0f, 1f) - from) / (to - from); + } + + public static bool IsInf(real_t s) + { + return real_t.IsInfinity(s); + } + + public static bool IsNaN(real_t s) + { + return real_t.IsNaN(s); } public static real_t Lerp(real_t from, real_t to, real_t weight) @@ -163,34 +175,34 @@ namespace Godot public static int Max(int a, int b) { - return (a > b) ? a : b; + return a > b ? a : b; } public static real_t Max(real_t a, real_t b) { - return (a > b) ? a : b; + return a > b ? a : b; } public static int Min(int a, int b) { - return (a < b) ? a : b; + return a < b ? a : b; } public static real_t Min(real_t a, real_t b) { - return (a < b) ? a : b; + return a < b ? a : b; } - public static int NearestPo2(int val) + public static int NearestPo2(int value) { - val--; - val |= val >> 1; - val |= val >> 2; - val |= val >> 4; - val |= val >> 8; - val |= val >> 16; - val++; - return val; + value--; + value |= value >> 1; + value |= value >> 2; + value |= value >> 4; + value |= value >> 8; + value |= value >> 16; + value++; + return value; } public static Vector2 Polar2Cartesian(real_t r, real_t th) @@ -213,14 +225,14 @@ namespace Godot return (real_t)Math.Round(s); } - public static int RoundToInt(real_t s) + public static int Sign(int s) { - return (int)Math.Round(s); + return s < 0 ? -1 : 1; } public static real_t Sign(real_t s) { - return (s < 0f) ? -1f : 1f; + return s < 0f ? -1f : 1f; } public static real_t Sin(real_t s) @@ -257,5 +269,17 @@ namespace Godot { return (real_t)Math.Tanh(s); } + + public static int Wrap(int value, int min, int max) + { + int rng = max - min; + return min + ((value - min) % rng + rng) % rng; + } + + public static real_t Wrap(real_t value, real_t min, real_t max) + { + real_t rng = max - min; + return min + ((value - min) % rng + rng) % rng; + } } } |