ShadedSurfaceLayer::ShadedSurfaceLayer(DataGrid* grid)
: Layer(),
_DataGrid(grid),
_Ramp(DefaultColorRamp),
_TexBitmap(0),
_TexWidth(0),
_TexHeight(0),
_TextureID(-1),
_DisplayList(0),
_Compiled(false)
{
if(_DataGrid)
{
Variant value;
MPI_Offset pos[MAX_DIMS];
_MinVal = MaxVariant(MPITypeToVariantType(_DataGrid->GetType()));
_MaxVal = MinVariant(MPITypeToVariantType(_DataGrid->GetType()));
for(pos[XDIM] = 0; pos[XDIM] < _DataGrid->GetDimLen(XDIM); pos[XDIM]++)
{
for(pos[YDIM] = 0; pos[YDIM] < _DataGrid->GetDimLen(YDIM); pos[YDIM]++)
{
if(_DataGrid->HasData(pos))
{
_DataGrid->GetElemAsVariant(pos, &value);
if(0 > VariantCompare(value, _MinVal)) _MinVal = value;
if(0 < VariantCompare(value, _MaxVal)) _MaxVal = value;
}
}
}
printf("min=%f, max=%f\n",
VariantValueAsDouble(_MinVal), VariantValueAsDouble(_MaxVal));
}
}
int CALLBACK CShellBrowser::SortByItemDetails(const BasicItemInfo_t &itemInfo1, const BasicItemInfo_t &itemInfo2, const SHCOLUMNID *pscid) const
{
VARIANT vt1;
HRESULT hr1 = GetItemDetailsRawData(itemInfo1, pscid, &vt1);
VARIANT vt2;
HRESULT hr2 = GetItemDetailsRawData(itemInfo2, pscid, &vt2);
int ret = 0;
if (SUCCEEDED(hr1) && SUCCEEDED(hr2) && vt1.vt == vt2.vt)
{
ret = VariantCompare(vt1, vt2);
}
if (SUCCEEDED(hr1))
{
VariantClear(&vt1);
}
if (SUCCEEDED(hr2))
{
VariantClear(&vt2);
}
return ret;
}
