Gut graphics stuff, misc additions

Signed-off-by: Andrew Opalach <andrew@akon.city>

1 files changed, 58 insertions, 0 deletions

diff --git a/Animal.cs b/Animal.cs
new file mode 100644
index 0000000..1d27650
--- /dev/null
+++ b/Animal.cs
@@ -0,0 +1,58 @@
+using SharpPluginLoader.Core.Memory;
+
+namespace SharpPluginLoader.Core.Entities
+{
+    public class Animal : Entity
+    {
+        /// <summary>
+        /// The sAnimal singleton instance
+        /// </summary>
+        public static MtObject SingletonInstance => SingletonManager.GetSingleton("sAnimal")!;
+
+        /// <summary>
+        /// Gets a list of all animals in the game
+        /// </summary>
+        /// <returns></returns>
+        public static Animal[] GetAllAnimals()
+        {
+            lock (_animals)
+                return _animals.ToArray();
+        }
+
+        /// <summary>
+        /// Constructs a new Animal from a native pointer
+        /// </summary>
+        /// <param name="instance">The native pointer</param>
+        public Animal(nint instance) : base(instance) { }
+
+        // @TODO: Map to names.
+        public int Id => Get<int>(0x1AF8); // +0x294
+        public int OtherId => Get<int>(0x1AF0);
+
+        private static void AnimalAddHook(nint instance)
+        {
+            var animal = new Animal(instance);
+            lock (_animals) _animals.Add(animal);
+            _animalAddHook.Original(instance);
+        }
+
+        private static nint AnimalRemoveHook(nint instance)
+        {
+            var animal = new Animal(instance);
+            lock(_animals) _animals.Remove(animal);
+            return _animalRemoveHook.Original(instance);
+        }
+
+        internal static void Initialize()
+        {
+            _animalAddHook = Hook.Create<AnimalAddDelegate>(0x141D2F610, AnimalAddHook);
+            _animalRemoveHook = Hook.Create<AnimalRemoveDelegate>(0x141D289D0, AnimalRemoveHook);
+        }
+
+        private delegate void AnimalAddDelegate(nint instance);
+        private delegate nint AnimalRemoveDelegate(nint instance);
+        private static Hook<AnimalAddDelegate> _animalAddHook = null!;
+        private static Hook<AnimalRemoveDelegate> _animalRemoveHook = null!;
+        private static readonly List<Animal> _animals = [];
+    }
+}