470 lines
15 KiB
C#
470 lines
15 KiB
C#
using System;
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using System.Diagnostics.CodeAnalysis;
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using System.Runtime.CompilerServices;
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using System.Runtime.InteropServices;
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#if REAL_T_IS_DOUBLE
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using real_t = System.Double;
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#else
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using real_t = System.Single;
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#endif
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namespace Godot.NativeInterop
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{
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[StructLayout(LayoutKind.Sequential)]
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// ReSharper disable once InconsistentNaming
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internal struct godot_bool
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{
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public byte _value;
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public unsafe godot_bool(bool value) => _value = *(byte*)&value;
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public static unsafe implicit operator bool(godot_bool godotBool) => *(bool*)&godotBool._value;
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public static implicit operator godot_bool(bool @bool) => new godot_bool(@bool);
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}
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[StructLayout(LayoutKind.Sequential)]
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// ReSharper disable once InconsistentNaming
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internal struct godot_ref : IDisposable
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{
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internal IntPtr _reference;
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public void Dispose()
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{
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if (_reference == IntPtr.Zero)
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return;
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NativeFuncs.godotsharp_ref_destroy(ref this);
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_reference = IntPtr.Zero;
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}
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}
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[SuppressMessage("ReSharper", "InconsistentNaming")]
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internal enum godot_variant_call_error_error
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{
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GODOT_CALL_ERROR_CALL_OK = 0,
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GODOT_CALL_ERROR_CALL_ERROR_INVALID_METHOD,
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GODOT_CALL_ERROR_CALL_ERROR_INVALID_ARGUMENT,
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GODOT_CALL_ERROR_CALL_ERROR_TOO_MANY_ARGUMENTS,
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GODOT_CALL_ERROR_CALL_ERROR_TOO_FEW_ARGUMENTS,
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GODOT_CALL_ERROR_CALL_ERROR_INSTANCE_IS_NULL,
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}
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[StructLayout(LayoutKind.Sequential)]
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// ReSharper disable once InconsistentNaming
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internal struct godot_variant_call_error
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{
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godot_variant_call_error_error error;
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int argument;
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Godot.Variant.Type expected;
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}
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[StructLayout(LayoutKind.Explicit)]
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// ReSharper disable once InconsistentNaming
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internal struct godot_variant : IDisposable
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{
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[FieldOffset(0)] public Godot.Variant.Type _type;
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// There's padding here
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[FieldOffset(8)] internal godot_variant_data _data;
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[StructLayout(LayoutKind.Explicit)]
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// ReSharper disable once InconsistentNaming
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internal unsafe struct godot_variant_data
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{
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[FieldOffset(0)] public godot_bool _bool;
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[FieldOffset(0)] public long _int;
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[FieldOffset(0)] public double _float;
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[FieldOffset(0)] public Transform2D* _transform2d;
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[FieldOffset(0)] public AABB* _aabb;
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[FieldOffset(0)] public Basis* _basis;
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[FieldOffset(0)] public Transform3D* _transform3d;
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[FieldOffset(0)] private godot_variant_data_mem _mem;
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// The following fields are not in the C++ union, but this is how they're stored in _mem.
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[FieldOffset(0)] public godot_string_name _m_string_name;
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[FieldOffset(0)] public godot_string _m_string;
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[FieldOffset(0)] public Vector3 _m_vector3;
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[FieldOffset(0)] public Vector3i _m_vector3i;
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[FieldOffset(0)] public Vector2 _m_vector2;
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[FieldOffset(0)] public Vector2i _m_vector2i;
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[FieldOffset(0)] public Rect2 _m_rect2;
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[FieldOffset(0)] public Rect2i _m_rect2i;
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[FieldOffset(0)] public Plane _m_plane;
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[FieldOffset(0)] public Quaternion _m_quaternion;
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[FieldOffset(0)] public Color _m_color;
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[FieldOffset(0)] public godot_node_path _m_node_path;
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[FieldOffset(0)] public RID _m_rid;
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[FieldOffset(0)] public godot_variant_obj_data _m_obj_data;
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[FieldOffset(0)] public godot_callable _m_callable;
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[FieldOffset(0)] public godot_signal _m_signal;
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[FieldOffset(0)] public godot_dictionary _m_dictionary;
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[FieldOffset(0)] public godot_array _m_array;
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[StructLayout(LayoutKind.Sequential)]
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// ReSharper disable once InconsistentNaming
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internal struct godot_variant_obj_data
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{
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public UInt64 id;
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public IntPtr obj;
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}
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[StructLayout(LayoutKind.Sequential)]
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// ReSharper disable once InconsistentNaming
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private struct godot_variant_data_mem
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{
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#pragma warning disable 169
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private real_t _mem0;
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private real_t _mem1;
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private real_t _mem2;
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private real_t _mem3;
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#pragma warning restore 169
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}
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}
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public void Dispose()
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{
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switch (_type)
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{
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case Variant.Type.Nil:
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case Variant.Type.Bool:
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case Variant.Type.Int:
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case Variant.Type.Float:
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case Variant.Type.Vector2:
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case Variant.Type.Vector2i:
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case Variant.Type.Rect2:
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case Variant.Type.Rect2i:
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case Variant.Type.Vector3:
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case Variant.Type.Vector3i:
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case Variant.Type.Plane:
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case Variant.Type.Quaternion:
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case Variant.Type.Color:
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case Variant.Type.Rid:
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return;
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}
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NativeFuncs.godotsharp_variant_destroy(ref this);
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_type = Variant.Type.Nil;
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}
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}
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[StructLayout(LayoutKind.Sequential)]
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// ReSharper disable once InconsistentNaming
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internal struct godot_string : IDisposable
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{
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internal IntPtr _ptr;
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public void Dispose()
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{
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if (_ptr == IntPtr.Zero)
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return;
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NativeFuncs.godotsharp_string_destroy(ref this);
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_ptr = IntPtr.Zero;
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}
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// Size including the null termination character
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public unsafe int Size => _ptr != IntPtr.Zero ? *((int*)_ptr - 1) : 0;
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}
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[StructLayout(LayoutKind.Sequential)]
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// ReSharper disable once InconsistentNaming
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internal struct godot_string_name : IDisposable
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{
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internal IntPtr _data;
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public void Dispose()
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{
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if (_data == IntPtr.Zero)
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return;
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NativeFuncs.godotsharp_string_name_destroy(ref this);
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_data = IntPtr.Zero;
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}
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// An static method because an instance method could result in a hidden copy if called on an `in` parameter.
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[MethodImpl(MethodImplOptions.AggressiveInlining)]
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public static bool IsEmpty(in godot_string_name name) =>
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// This is all that's needed to check if it's empty. Equivalent to `== StringName()` in C++.
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name._data == IntPtr.Zero;
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}
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[StructLayout(LayoutKind.Sequential)]
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// ReSharper disable once InconsistentNaming
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internal struct godot_node_path : IDisposable
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{
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internal IntPtr _data;
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public void Dispose()
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{
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if (_data == IntPtr.Zero)
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return;
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NativeFuncs.godotsharp_node_path_destroy(ref this);
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_data = IntPtr.Zero;
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}
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// An static method because an instance method could result in a hidden copy if called on an `in` parameter.
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[MethodImpl(MethodImplOptions.AggressiveInlining)]
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public static bool IsEmpty(in godot_node_path nodePath) =>
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// This is all that's needed to check if it's empty. It's what the `is_empty()` C++ method does.
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nodePath._data == IntPtr.Zero;
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}
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[StructLayout(LayoutKind.Explicit)]
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// ReSharper disable once InconsistentNaming
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internal struct godot_signal : IDisposable
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{
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[FieldOffset(0)] public godot_string_name _name;
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// There's padding here on 32-bit
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[FieldOffset(8)] public UInt64 _objectId;
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public void Dispose()
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{
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if (_name._data == IntPtr.Zero)
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return;
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NativeFuncs.godotsharp_signal_destroy(ref this);
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_name._data = IntPtr.Zero;
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}
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}
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[StructLayout(LayoutKind.Explicit)]
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// ReSharper disable once InconsistentNaming
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internal struct godot_callable : IDisposable
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{
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[FieldOffset(0)] public godot_string_name _method;
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// There's padding here on 32-bit
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[FieldOffset(8)] public UInt64 _objectId;
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[FieldOffset(8)] public IntPtr _custom;
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public void Dispose()
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{
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if (_method._data == IntPtr.Zero && _custom == IntPtr.Zero)
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return;
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NativeFuncs.godotsharp_callable_destroy(ref this);
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_method._data = IntPtr.Zero;
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_custom = IntPtr.Zero;
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}
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}
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// A correctly constructed value needs to call the native default constructor to allocate `_p`.
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// Don't pass a C# default constructed `godot_array` to native code, unless it's going to
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// be re-assigned a new value (the copy constructor checks if `_p` is null so that's fine).
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[StructLayout(LayoutKind.Sequential)]
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// ReSharper disable once InconsistentNaming
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internal struct godot_array : IDisposable
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{
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internal unsafe ArrayPrivate* _p;
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[StructLayout(LayoutKind.Sequential)]
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internal struct ArrayPrivate
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{
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private uint _safeRefCount;
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internal VariantVector _arrayVector;
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// There's more here, but we don't care as we never store this in C#
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}
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[StructLayout(LayoutKind.Sequential)]
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internal struct VariantVector
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{
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internal IntPtr _writeProxy;
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internal unsafe godot_variant* _ptr;
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public unsafe int Size => _ptr != null ? *((int*)_ptr - 1) : 0;
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}
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public unsafe int Size => _p != null ? _p->_arrayVector.Size : 0;
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public unsafe void Dispose()
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{
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if (_p == null)
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return;
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NativeFuncs.godotsharp_array_destroy(ref this);
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_p = null;
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}
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}
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// IMPORTANT:
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// A correctly constructed value needs to call the native default constructor to allocate `_p`.
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// Don't pass a C# default constructed `godot_dictionary` to native code, unless it's going to
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// be re-assigned a new value (the copy constructor checks if `_p` is null so that's fine).
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[StructLayout(LayoutKind.Sequential)]
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// ReSharper disable once InconsistentNaming
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internal struct godot_dictionary : IDisposable
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{
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internal IntPtr _p;
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public void Dispose()
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{
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if (_p == IntPtr.Zero)
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return;
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NativeFuncs.godotsharp_dictionary_destroy(ref this);
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_p = IntPtr.Zero;
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}
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}
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[StructLayout(LayoutKind.Sequential)]
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// ReSharper disable once InconsistentNaming
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internal struct godot_packed_byte_array : IDisposable
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{
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internal IntPtr _writeProxy;
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internal unsafe byte* _ptr;
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public unsafe void Dispose()
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{
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if (_ptr == null)
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return;
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NativeFuncs.godotsharp_packed_byte_array_destroy(ref this);
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_ptr = null;
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}
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public unsafe int Size => _ptr != null ? *((int*)_ptr - 1) : 0;
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}
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[StructLayout(LayoutKind.Sequential)]
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// ReSharper disable once InconsistentNaming
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internal struct godot_packed_int32_array : IDisposable
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{
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internal IntPtr _writeProxy;
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internal unsafe int* _ptr;
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public unsafe void Dispose()
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{
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if (_ptr == null)
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return;
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NativeFuncs.godotsharp_packed_int32_array_destroy(ref this);
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_ptr = null;
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}
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public unsafe int Size => _ptr != null ? *(_ptr - 1) : 0;
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}
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[StructLayout(LayoutKind.Sequential)]
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// ReSharper disable once InconsistentNaming
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internal struct godot_packed_int64_array : IDisposable
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{
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internal IntPtr _writeProxy;
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internal unsafe long* _ptr;
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public unsafe void Dispose()
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{
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if (_ptr == null)
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return;
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NativeFuncs.godotsharp_packed_int64_array_destroy(ref this);
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_ptr = null;
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}
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public unsafe int Size => _ptr != null ? *((int*)_ptr - 1) : 0;
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}
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[StructLayout(LayoutKind.Sequential)]
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// ReSharper disable once InconsistentNaming
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internal struct godot_packed_float32_array : IDisposable
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{
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internal IntPtr _writeProxy;
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internal unsafe float* _ptr;
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public unsafe void Dispose()
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{
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if (_ptr == null)
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return;
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NativeFuncs.godotsharp_packed_float32_array_destroy(ref this);
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_ptr = null;
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}
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public unsafe int Size => _ptr != null ? *((int*)_ptr - 1) : 0;
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}
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[StructLayout(LayoutKind.Sequential)]
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// ReSharper disable once InconsistentNaming
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internal struct godot_packed_float64_array : IDisposable
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{
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internal IntPtr _writeProxy;
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internal unsafe double* _ptr;
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public unsafe void Dispose()
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{
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if (_ptr == null)
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return;
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NativeFuncs.godotsharp_packed_float64_array_destroy(ref this);
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_ptr = null;
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}
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public unsafe int Size => _ptr != null ? *((int*)_ptr - 1) : 0;
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}
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[StructLayout(LayoutKind.Sequential)]
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// ReSharper disable once InconsistentNaming
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internal struct godot_packed_string_array : IDisposable
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{
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internal IntPtr _writeProxy;
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internal unsafe godot_string* _ptr;
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public unsafe void Dispose()
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{
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if (_ptr == null)
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return;
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NativeFuncs.godotsharp_packed_string_array_destroy(ref this);
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_ptr = null;
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}
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public unsafe int Size => _ptr != null ? *((int*)_ptr - 1) : 0;
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}
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[StructLayout(LayoutKind.Sequential)]
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// ReSharper disable once InconsistentNaming
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internal struct godot_packed_vector2_array : IDisposable
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{
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internal IntPtr _writeProxy;
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internal unsafe Vector2* _ptr;
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public unsafe void Dispose()
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{
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if (_ptr == null)
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return;
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NativeFuncs.godotsharp_packed_vector2_array_destroy(ref this);
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_ptr = null;
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}
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public unsafe int Size => _ptr != null ? *((int*)_ptr - 1) : 0;
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}
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[StructLayout(LayoutKind.Sequential)]
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// ReSharper disable once InconsistentNaming
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internal struct godot_packed_vector3_array : IDisposable
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{
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internal IntPtr _writeProxy;
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internal unsafe Vector3* _ptr;
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public unsafe void Dispose()
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{
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if (_ptr == null)
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return;
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NativeFuncs.godotsharp_packed_vector3_array_destroy(ref this);
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_ptr = null;
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}
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public unsafe int Size => _ptr != null ? *((int*)_ptr - 1) : 0;
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}
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[StructLayout(LayoutKind.Sequential)]
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// ReSharper disable once InconsistentNaming
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internal struct godot_packed_color_array : IDisposable
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{
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internal IntPtr _writeProxy;
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internal unsafe Color* _ptr;
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public unsafe void Dispose()
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{
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if (_ptr == null)
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return;
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NativeFuncs.godotsharp_packed_color_array_destroy(ref this);
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_ptr = null;
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}
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public unsafe int Size => _ptr != null ? *((int*)_ptr - 1) : 0;
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}
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}
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