1 files changed, 128 insertions, 0 deletions
diff --git a/Utility.cs b/Utility.cs
new file mode 100644
index 0000000..e48ee52
--- /dev/null
+++ b/Utility.cs
@@ -0,0 +1,128 @@
+//#define ENABLE_ASSERTS
+
+using System.Numerics;
+using System.Globalization;
+using System.Runtime.CompilerServices;
+#if ENABLE_ASSERTS
+using System.Diagnostics;
+#endif
+
+using SharpPluginLoader.Core;
+using SharpPluginLoader.Core.Memory;
+
+namespace WorldTuningTool
+{
+    internal static class Utility
+    {
+        internal const float defaultParamWidth = 0.21f;
+        internal const float fadeAlphaFactor = 0.7f;
+        internal const float disableAlphaFactor = 0.6f;
+
+        private static bool loggedAssertFailed = false;
+        internal static void Assert(bool condition = false, [CallerLineNumber] int line = 0)
+        {
+            if (!condition && !loggedAssertFailed)
+            {
+                Log.Error($"Assert failed on line {line}, further asserts won't be logged.");
+                loggedAssertFailed = true;
+            }
+#if ENABLE_ASSERTS
+            Trace.Assert(condition);
+#endif
+        }
+
+        internal static byte ByteFlag(bool f) { return f ? (byte)0x1 : (byte)0x0; }
+
+        internal static T Get<T>(nint addr, nint offset = 0x0) where T : unmanaged
+        {
+            return MemoryUtil.Read<T>(addr + offset);
+        }
+
+        internal static T Get<T>(long addr, nint offset = 0x0) where T : unmanaged
+        {
+            return MemoryUtil.Read<T>((nint)addr + offset);
+        }
+
+        internal static unsafe T *GetPtrInline<T>(nint addr, nint offset = 0x0) where T : unmanaged
+        {
+            return (T *)(addr + offset);
+        }
+
+        internal static ref T GetRef<T>(nint addr, nint offset = 0x0) where T : unmanaged
+        {
+            return ref MemoryUtil.GetRef<T>(addr + offset);
+        }
+
+        internal static int BitIndex(int mask)
+        {
+            return BitOperations.Log2((uint)(mask & (-mask)));
+        }
+
+        internal static Vector4 ColorVectorFromInt(int c)
+        {
+            return new Vector4(
+                ((c      ) & 0xFF) / 255.0f,
+                ((c >> 8 ) & 0xFF) / 255.0f,
+                ((c >> 16) & 0xFF) / 255.0f,
+                ((c >> 24) & 0xFF) / 255.0f);
+        }
+
+        internal static int ColorVectorToInt(Vector4 v)
+        {
+            return ((int)MathF.Round(v.X * 255.0f)     |
+                ((int)MathF.Round(v.Y * 255.0f) << 8)  |
+                ((int)MathF.Round(v.Z * 255.0f) << 16) |
+                ((int)MathF.Round(v.W * 255.0f) << 24));
+        }
+
+        internal static float StringToSingle(string s) { return Convert.ToSingle(s, CultureInfo.InvariantCulture); }
+        internal static bool StringToBoolean(string s) { return Convert.ToBoolean(s, CultureInfo.InvariantCulture); }
+        internal static int StringToInt32(string s, int fromBase = 10)
+        {
+            if (fromBase == 10) return Convert.ToInt32(s, CultureInfo.InvariantCulture);
+            return Convert.ToInt32(s, fromBase);
+        }
+        internal static string SingleToString(float f, string? format = null) { return f.ToString(format, CultureInfo.InvariantCulture); }
+        internal static string BooleanToString(bool b) { return b.ToString(CultureInfo.InvariantCulture); }
+        internal static string Int32ToString(int i, string? format = null) { return i.ToString(format, CultureInfo.InvariantCulture); }
+
+        internal static Vector2 StringToVector2(string s, char delim = ',')
+        {
+            if (String.IsNullOrEmpty(s)) throw new FormatException();
+            string[] sp = s.Split(delim).Select((v) => v.Trim()).ToArray();
+            if (sp.Length != 2) throw new FormatException();
+            return new(StringToSingle(sp[0]), StringToSingle(sp[1]));
+        }
+
+        internal static Vector3 StringToVector3(string s, char delim = ',')
+        {
+            if (String.IsNullOrEmpty(s)) throw new FormatException();
+            string[] sp = s.Split(delim).Select((v) => v.Trim()).ToArray();
+            if (sp.Length != 3) throw new FormatException();
+            return new(StringToSingle(sp[0]), StringToSingle(sp[1]), StringToSingle(sp[2]));
+        }
+
+        internal static Vector4 StringToVector4(string s, char delim = ',')
+        {
+            if (String.IsNullOrEmpty(s)) throw new FormatException();
+            string[] sp = s.Split(delim).Select((v) => v.Trim()).ToArray();
+            if (sp.Length != 4) throw new FormatException();
+            return new(StringToSingle(sp[0]), StringToSingle(sp[1]), StringToSingle(sp[2]), StringToSingle(sp[3]));
+        }
+
+        internal static string Vector2ToString(Vector2 v)
+        {
+            return string.Format(CultureInfo.InvariantCulture, "{0},{1}", v.X, v.Y);
+        }
+
+        internal static string Vector3ToString(Vector3 v)
+        {
+            return string.Format(CultureInfo.InvariantCulture, "{0},{1},{2}", v.X, v.Y, v.Z);
+        }
+
+        internal static string Vector4ToString(Vector4 v)
+        {
+            return string.Format(CultureInfo.InvariantCulture, "{0},{1},{2},{3}", v.X, v.Y, v.Z, v.W);
+        }
+    }
+}