public static GreenTensor ReShape(GreenTensor gt, int nx, int ny, int nTr, int nRc)
{
return(new GreenTensor(nx, ny, nTr, nRc)
{
_components = gt._components,
});
}
public static GreenTensor CreateGiem2gTensor(INativeMemoryProvider memoryProvider, int nx, int ny, int nTr, int nRc, List <IntPtr> giem2g_ptrs)
{
var gt = new GreenTensor(memoryProvider, nx, ny, nTr, nRc);
var dict = new Dictionary <string, Component>();
dict.Add("giem2g", new Component(gt, (Complex *)giem2g_ptrs[0]));
gt._components = dict;
gt._basePtrs.AddRange(giem2g_ptrs);
return(gt);
}
public static GreenTensor Merge(GreenTensor gt1, GreenTensor gt2)
{
if (gt1 == Empty)
{
return(gt2);
}
if (gt2 == Empty)
{
return(gt1);
}
var newGt = new GreenTensor(gt1._memoryProvider, gt1.Nx, gt1.Ny, gt1.NTr, gt1.NRc);
newGt._components = Merge(gt1._components, gt2._components);
newGt._basePtrs.AddRange(gt1._basePtrs);
newGt._basePtrs.AddRange(gt2._basePtrs);
return(newGt);
}
public static GreenTensor AllocateNew(INativeMemoryProvider memoryProvider,
int nx, int ny, int nTr, int nRc, long compSize, params string[] components)
{
var gt = new GreenTensor(memoryProvider, nx, ny, nTr, nRc);
var fullSize = compSize * components.Length;
var ptr = memoryProvider.AllocateComplex(fullSize);
UNM.ClearBuffer(ptr, fullSize);
var dict = new Dictionary <string, Component>();
for (int i = 0; i < components.Length; i++)
{
var nextPtr = ptr + i * compSize;
dict.Add(components[i], new Component(gt, nextPtr));
}
gt._basePtrs.Add(new IntPtr(ptr));
gt._components = dict;
return(gt);
}
public Component(GreenTensor gt, Complex *ptr)
{
Ptr = ptr;
_gt = gt;
}