public void ShouldGetIndex()
{
//arrange
var componentType = ComponentType <Position> .Type;
using IAllocator allocator = new DynamicAllocator(_logFactory);
using var data = new ComponentDataArray(_logFactory, allocator, componentType, 32);
//act
var span = data.AsSpan <Position>();
ref var p = ref span[0];
internal ComponentPackedArray(ILoggerFactory logFactory, IAllocator allocator, EntitySpec specification)
{
_logFactory = logFactory;
_logger = _logFactory.CreateLogger <ComponentPackedArray>();
_allocator = allocator;
Specification = specification;
var _componentTypes = Specification.ComponentTypes;
_componentData = new ComponentDataArray[_componentTypes.Length];
for (var i = 0; i < _componentTypes.Length; i++)
{
_componentData[i] = new ComponentDataArray(_logFactory, _allocator, _componentTypes[i], Entity.ENTITY_MAX);
}
}
internal static void CopyTo(ComponentDataArray srcArray, int srcIndex, ComponentDataArray dstArray, int dstIndex)
{
Assert.EqualTo(srcArray._componentType.ID, dstArray._componentType.ID);
Assert.Range(srcIndex, 0, srcArray.Length);
Assert.Range(dstIndex, 0, dstArray.Length);
var srcAddr = (byte *)srcArray._memoryHandle.Address;
var dstAddr = (byte *)dstArray._memoryHandle.Address;
var src = srcAddr + srcIndex * srcArray.ElementSize;
var dst = dstAddr + dstIndex * srcArray.ElementSize;
srcArray._componentHelper.Copy(src, dst);
#if DEBUG
srcArray._componentHelper.Reset(src);
#endif
}
internal static void CopyTo(ComponentPackedArray srcArray, int srcComponentIndex, int srcIndex, ComponentPackedArray dstArray, int dstComponentIndex, int dstIndex)
{
ComponentDataArray.CopyTo(srcArray._componentData[srcComponentIndex], srcIndex, dstArray._componentData[dstComponentIndex], dstIndex);
}