private static bool IsDefaultObject <T>(ref T component, out int hashCode) where T : struct, ISharedComponentData
{
int typeIndex = TypeManager.GetTypeIndex <T>();
var layout = TypeManager.GetComponentType(typeIndex).FastEqualityLayout;
var defaultValue = default(T);
hashCode = FastEquality.GetHashCode(ref component, layout);
return(FastEquality.Equals(ref defaultValue, ref component, layout));
}
public static int GetHashCode(void *val, int typeIndex)
{
#if !UNITY_CSHARP_TINY
var typeInfo = TypeManager.GetTypeInfo(typeIndex).FastEqualityTypeInfo;
return(FastEquality.GetHashCode(val, typeInfo));
#else
return(StaticTypeRegistry.StaticTypeRegistry.GetHashCode(val, typeIndex & ClearFlagsMask));
#endif
}
public static int GetHashCode <T>(ref T val) where T : struct
{
#if !UNITY_CSHARP_TINY
var typeInfo = TypeManager.GetTypeInfo <T>().FastEqualityTypeInfo;
return(FastEquality.GetHashCode(ref val, typeInfo));
#else
return(EqualityHelper <T> .Hash(val));
#endif
}
private static unsafe int GetHashCodeFast(object target, FastEquality.TypeInfo typeInfo)
{
ulong handle;
var ptr = PinGCObjectAndGetAddress(target, out handle);
var hashCode = FastEquality.GetHashCode(ptr, typeInfo);
UnsafeUtility.ReleaseGCObject(handle);
return(hashCode);
}
unsafe static int GetHashCodeFast(object target, FastEquality.Layout[] fastLayout)
{
ulong handle;
void *ptr = PinGCObjectAndGetAddress(target, out handle);
var hashCode = FastEquality.GetHashCode(ptr, fastLayout);
UnsafeUtility.ReleaseGCObject(handle);
return(hashCode);
}
private unsafe int FindSharedComponentIndex <T>(int typeIndex, T newData) where T : struct
{
var defaultVal = default(T);
var typeInfo = TypeManager.GetTypeInfo(typeIndex).FastEqualityTypeInfo;
if (FastEquality.Equals(ref defaultVal, ref newData, typeInfo))
{
return(0);
}
return(FindNonDefaultSharedComponentIndex(typeIndex, FastEquality.GetHashCode(ref newData, typeInfo),
UnsafeUtility.AddressOf(ref newData), typeInfo));
}
unsafe int FindSharedComponentIndex <T>(int typeIndex, T newData) where T : struct
{
var defaultVal = default(T);
var fastLayout = TypeManager.GetComponentType(typeIndex).FastEqualityLayout;
if (FastEquality.Equals(ref defaultVal, ref newData, fastLayout))
{
return(0);
}
else
{
return(FindNonDefaultSharedComponentIndex(typeIndex, FastEquality.GetHashCode(ref newData, fastLayout),
UnsafeUtility.AddressOf(ref newData), fastLayout));
}
}
public int InsertSharedComponent <T>(T newData) where T : struct
{
var typeIndex = TypeManager.GetTypeIndex <T>();
var index = FindSharedComponentIndex(TypeManager.GetTypeIndex <T>(), newData);
if (index == 0)
{
return(0);
}
if (index != -1)
{
m_SharedComponentRefCount[index]++;
return(index);
}
var typeInfo = TypeManager.GetTypeInfo(typeIndex).FastEqualityTypeInfo;
var hashcode = FastEquality.GetHashCode(ref newData, typeInfo);
return(Add(typeIndex, hashcode, newData));
}
public int InsertSharedComponent <T>(T newData) where T : struct
{
int typeIndex = TypeManager.GetTypeIndex <T>();
int index = FindSharedComponentIndex(TypeManager.GetTypeIndex <T>(), newData);
if (index == 0)
{
return(0);
}
else if (index != -1)
{
m_SharedComponentRefCount[index]++;
return(index);
}
else
{
var fastLayout = TypeManager.GetComponentType(typeIndex).FastEqualityLayout;
var hashcode = FastEquality.GetHashCode(ref newData, fastLayout);
return(Add(typeIndex, hashcode, newData));
}
}