//---------------------------------------------------------
bool CGrid_Colors_Fit::On_Execute(void)
{
int iColor;
long aC, bC;
double aZ, bZ, dColor, zMin, zRange;
CSG_Colors Colors_Old, Colors_New;
CSG_Grid *pGrid;
pGrid = Parameters("GRID")->asGrid();
Colors_New.Set_Count(Parameters("COUNT")->asInt());
switch( Parameters("SCALE")->asInt() )
{
case 0: default:
zMin = pGrid->Get_ZMin();
zRange = pGrid->Get_ZMax() - zMin;
break;
case 1:
zMin = Parameters("RANGE")->asRange()->Get_LoVal();
zRange = Parameters("RANGE")->asRange()->Get_HiVal() - zMin;
break;
}
DataObject_Get_Colors(pGrid, Colors_Old);
if( Colors_Old.Get_Count() > 1 && pGrid->Get_ZRange() > 0.0 && zRange != 0.0 )
{
dColor = 100.0 / Colors_Old.Get_Count();
aZ = 0.0;
aC = Colors_Old.Get_Color(0);
for(iColor=1; iColor<Colors_Old.Get_Count()-1; iColor++)
{
bZ = aZ;
bC = aC;
aZ = (pGrid->Get_Percentile(iColor * dColor) - zMin) / zRange;
aC = Colors_Old.Get_Color(iColor);
_Set_Colors(Colors_New, bZ, bC, aZ, aC);
}
bZ = aZ;
bC = aC;
aZ = 1.0;
aC = Colors_Old.Get_Color(Colors_Old.Get_Count() - 1);
_Set_Colors(Colors_New, bZ, bC, aZ, aC);
DataObject_Set_Colors (pGrid, Colors_New);
DataObject_Update (pGrid, zMin, zMin + zRange);
return( true );
}
return( false );
}
//---------------------------------------------------------
bool CPanSharp_PCA::On_Execute(void)
{
//-----------------------------------------------------
bool bResult;
CSG_Parameters Tool_Parms;
CSG_Table Eigen;
//-----------------------------------------------------
// get the principle components for the low resolution bands
SG_RUN_TOOL_KEEP_PARMS(bResult, "statistics_grid", 8, Tool_Parms,
SG_TOOL_PARAMETER_SET("GRIDS" , Parameters("GRIDS" ))
&& SG_TOOL_PARAMETER_SET("METHOD" , Parameters("METHOD"))
&& SG_TOOL_PARAMETER_SET("EIGEN" , &Eigen)
&& SG_TOOL_PARAMETER_SET("COMPONENTS", 0) // get all components
);
if( !bResult )
{
return( false );
}
//-----------------------------------------------------
CSG_Parameter_Grid_List *pPCA = Tool_Parms.Get_Parameter("PCA")->asGridList();
int i, n = pPCA->Get_Count();
CSG_Grid *PCA = new CSG_Grid[n];
CSG_Grid *pPan = Parameters("PAN")->asGrid();
//-----------------------------------------------------
// replace first principle component with the high resolution panchromatic band
Process_Set_Text(_TL("Replace first PC with PAN"));
double Offset_Pan, Offset, Scale;
if( Parameters("PAN_MATCH")->asInt() == 0 ) // scale PAN band to fit first PC histogram
{
Offset_Pan = pPan->Get_ZMin();
Offset = pPCA->asGrid(0)->Get_ZMin();
Scale = pPCA->asGrid(0)->Get_ZRange() / pPan->Get_ZRange();
}
else
{
Offset_Pan = pPan->Get_Mean();
Offset = pPCA->asGrid(0)->Get_Mean();
Scale = pPCA->asGrid(0)->Get_StdDev() / pPan->Get_StdDev();
}
PCA[0].Create(*Get_System());
for(int y=0; y<Get_NY() && Set_Progress(y); y++)
{
#pragma omp parallel for
for(int x=0; x<Get_NX(); x++)
{
if( pPan->is_NoData(x, y) )
{
PCA[0].Set_NoData(x, y);
}
else
{
PCA[0].Set_Value(x, y, Offset + Scale * (pPan->asDouble(x, y) - Offset_Pan));
}
}
}
//-----------------------------------------------------
// resample all other PCs to match the high resolution of the PAN band
TSG_Grid_Resampling Resampling = Get_Resampling(Parameters("RESAMPLING")->asInt());
for(i=1; i<n; i++)
{
Process_Set_Text(CSG_String::Format("%s: %s ...", _TL("Resampling"), pPCA->asGrid(i)->Get_Name()));
PCA[i].Create(*Get_System());
PCA[i].Assign(pPCA->asGrid(i), Resampling);
delete(pPCA->asGrid(i)); // PCA tool was unmanaged, so we have to delete the output
}
delete(pPCA->asGrid(0));
pPCA->Del_Items();
for(i=0; i<n; i++)
{
pPCA->Add_Item(&PCA[i]);
}
//-----------------------------------------------------
// inverse principle component rotation for the high resolution bands
SG_RUN_TOOL_KEEP_PARMS(bResult, "statistics_grid", 10, Tool_Parms,
SG_TOOL_PARAMETER_SET("PCA" , Tool_Parms("PCA"))
&& SG_TOOL_PARAMETER_SET("GRIDS", Parameters("SHARPEN"))
&& SG_TOOL_PARAMETER_SET("EIGEN", &Eigen)
);
delete[](PCA);
if( !bResult )
{
return( false );
}
CSG_Parameter_Grid_List *pHiRes = Parameters("SHARPEN")->asGridList();
CSG_Parameter_Grid_List *pLoRes = Parameters("GRIDS" )->asGridList();
CSG_Parameter_Grid_List *pGrids = Tool_Parms("GRIDS" )->asGridList();
if( !Parameters("OVERWRITE")->asBool() )
{
pHiRes->Del_Items();
}
for(i=0; i<pLoRes->Get_Count() && i<pGrids->Get_Count(); i++)
{
if( pHiRes->asGrid(i) )
{
pHiRes->asGrid(i)->Assign(pGrids->asGrid(i));
delete(pGrids->asGrid(i));
}
else
{
pHiRes->Add_Item(pGrids->asGrid(i));
}
pHiRes->asGrid(i)->Set_Name(pLoRes->asGrid(i)->Get_Name());
}
return( true );
}
//---------------------------------------------------------
bool CPanSharp_IHS::On_Execute(void)
{
//-----------------------------------------------------
TSG_Grid_Resampling Resampling = Get_Resampling(Parameters("RESAMPLING")->asInt());
//-----------------------------------------------------
int y;
CSG_Grid *pPan = Parameters("PAN")->asGrid();
//-----------------------------------------------------
Process_Set_Text(CSG_String::Format("%s: %s ...", _TL("Resampling"), Parameters("R")->asGrid()->Get_Name()));
CSG_Grid *pR = Parameters("R_SHARP")->asGrid();
pR->Assign (Parameters("R")->asGrid(), Resampling);
pR->Set_Name(Parameters("R")->asGrid()->Get_Name());
Process_Set_Text(CSG_String::Format("%s: %s ...", _TL("Resampling"), Parameters("G")->asGrid()->Get_Name()));
CSG_Grid *pG = Parameters("G_SHARP")->asGrid();
pG->Assign (Parameters("G")->asGrid(), Resampling);
pG->Set_Name(Parameters("G")->asGrid()->Get_Name());
Process_Set_Text(CSG_String::Format("%s: %s ...", _TL("Resampling"), Parameters("B")->asGrid()->Get_Name()));
CSG_Grid *pB = Parameters("B_SHARP")->asGrid();
pB->Assign (Parameters("B")->asGrid(), Resampling);
pB->Set_Name(Parameters("B")->asGrid()->Get_Name());
//-----------------------------------------------------
Process_Set_Text(_TL("RGB to IHS"));
double rMin = pR->Get_ZMin(), rRange = pR->Get_ZRange();
double gMin = pG->Get_ZMin(), gRange = pG->Get_ZRange();
double bMin = pB->Get_ZMin(), bRange = pB->Get_ZRange();
for(y=0; y<pPan->Get_NY() && Set_Progress(y, pPan->Get_NY()); y++)
{
#pragma omp parallel for
for(int x=0; x<pPan->Get_NX(); x++)
{
bool bNoData = true;
if( pPan->is_NoData(x, y) || pR->is_NoData(x, y) || pG->is_NoData(x, y) || pB->is_NoData(x, y) )
{
pR->Set_NoData(x, y);
pG->Set_NoData(x, y);
pB->Set_NoData(x, y);
}
else
{
double r = (pR->asDouble(x, y) - rMin) / rRange; if( r < 0.0 ) r = 0.0; else if( r > 1.0 ) r = 1.0;
double g = (pG->asDouble(x, y) - gMin) / gRange; if( g < 0.0 ) g = 0.0; else if( g > 1.0 ) g = 1.0;
double b = (pB->asDouble(x, y) - bMin) / bRange; if( b < 0.0 ) b = 0.0; else if( b > 1.0 ) b = 1.0;
double h, s, i = r + g + b;
if( i <= 0.0 )
{
h = 0.0;
s = 0.0;
}
else
{
if( r == g && g == b ) { h = 0.0; }
else if( b < r && b < g ) { h = (g - b) / (i - 3 * b) ; }
else if( r < g && r < b ) { h = (b - r) / (i - 3 * r) + 1; }
else { h = (r - g) / (i - 3 * g) + 2; }
if ( 0.0 <= h && h < 1.0 ) { s = (i - 3 * b) / i; }
else if( 1.0 <= h && h < 2.0 ) { s = (i - 3 * r) / i; }
else { s = (i - 3 * g) / i; }
}
pR->Set_Value(x, y, i);
pG->Set_Value(x, y, s);
pB->Set_Value(x, y, h);
}
}
}
//-----------------------------------------------------
double Offset_Pan, Offset, Scale;
if( Parameters("PAN_MATCH")->asInt() == 0 )
{
Offset_Pan = pPan->Get_ZMin();
Offset = pR->Get_ZMin();
Scale = pR->Get_ZRange() / pPan->Get_ZRange();
}
else
{
Offset_Pan = pPan->Get_Mean();
Offset = pR->Get_Mean();
Scale = pR->Get_StdDev() / pPan->Get_StdDev();
}
//-----------------------------------------------------
Process_Set_Text(_TL("IHS to RGB"));
for(y=0; y<pPan->Get_NY() && Set_Progress(y, pPan->Get_NY()); y++)
{
#pragma omp parallel for
for(int x=0; x<pPan->Get_NX(); x++)
{
if( !pR->is_NoData(x, y) )
{
double i = Offset + Scale * (pPan->asDouble(x, y) - Offset_Pan);
double s = pG ->asDouble(x, y);
double h = pB ->asDouble(x, y);
double r, g, b;
if ( 0.0 <= h && h < 1.0 )
{
r = i * (1 + 2 * s - 3 * s * h) / 3;
g = i * (1 - s + 3 * s * h) / 3;
b = i * (1 - s ) / 3;
}
else if( 1.0 <= h && h < 2.0 )
{
r = i * (1 - s ) / 3;
g = i * (1 + 2 * s - 3 * s * (h - 1)) / 3;
b = i * (1 - s + 3 * s * (h - 1)) / 3;
}
else
{
r = i * (1 - s + 3 * s * (h - 2)) / 3;
g = i * (1 - s ) / 3;
b = i * (1 + 2 * s - 3 * s * (h - 2)) / 3;
}
pR->Set_Value(x, y, rMin + r * rRange);
pG->Set_Value(x, y, gMin + g * gRange);
pB->Set_Value(x, y, bMin + b * bRange);
}
}
}
//-----------------------------------------------------
return( true );
}
//---------------------------------------------------------
bool CGSGrid_Statistics_To_Table::On_Execute(void)
{
//-----------------------------------------------------
CSG_Parameter_Grid_List *pGrids = Parameters("GRIDS")->asGridList();
if( pGrids->Get_Count() < 1 )
{
Error_Set(_TL("no grids in selection"));
return( false );
}
//-----------------------------------------------------
CSG_Table *pTable = Parameters("STATS")->asTable();
pTable->Destroy();
pTable->Set_Name(_TL("Statistics for Grids"));
pTable->Add_Field(_TL("NAME"), SG_DATATYPE_String);
if( Parameters("DATA_CELLS" )->asBool() ) pTable->Add_Field(_TL("DATA_CELLS" ), SG_DATATYPE_Int);
if( Parameters("NODATA_CELLS")->asBool() ) pTable->Add_Field(_TL("NODATA_CELLS"), SG_DATATYPE_Int);
if( Parameters("CELLSIZE" )->asBool() ) pTable->Add_Field(_TL("CELLSIZE" ), SG_DATATYPE_Double);
if( Parameters("MEAN" )->asBool() ) pTable->Add_Field(_TL("MEAN" ), SG_DATATYPE_Double);
if( Parameters("MIN" )->asBool() ) pTable->Add_Field(_TL("MIN" ), SG_DATATYPE_Double);
if( Parameters("MAX" )->asBool() ) pTable->Add_Field(_TL("MAX" ), SG_DATATYPE_Double);
if( Parameters("RANGE" )->asBool() ) pTable->Add_Field(_TL("RANGE" ), SG_DATATYPE_Double);
if( Parameters("VAR" )->asBool() ) pTable->Add_Field(_TL("VAR" ), SG_DATATYPE_Double);
if( Parameters("STDDEV" )->asBool() ) pTable->Add_Field(_TL("STDDEV" ), SG_DATATYPE_Double);
if( Parameters("STDDEVLO" )->asBool() ) pTable->Add_Field(_TL("STDDEVLO" ), SG_DATATYPE_Double);
if( Parameters("STDDEVHI" )->asBool() ) pTable->Add_Field(_TL("STDDEVHI" ), SG_DATATYPE_Double);
if( Parameters("PCTL" )->asBool() ) pTable->Add_Field(_TL("PCTL" ), SG_DATATYPE_Double);
if( pTable->Get_Field_Count() <= 1 )
{
Error_Set(_TL("no parameter output specified"));
return( false );
}
double dRank = Parameters("PCTL")->asBool() ? Parameters("PCTL_VAL")->asDouble() : -1.0;
//-----------------------------------------------------
for(int i=0; i<pGrids->Get_Count() && Process_Get_Okay(); i++)
{
CSG_Grid *pGrid = pGrids->asGrid(i);
CSG_Table_Record *pRecord = pTable->Add_Record();
pRecord->Set_Value("NAME" , pGrid->Get_Name());
pRecord->Set_Value("DATA_CELLS" , pGrid->Get_NCells() - pGrid->Get_NoData_Count());
pRecord->Set_Value("NODATA_CELLS", pGrid->Get_NoData_Count());
pRecord->Set_Value("CELLSIZE" , pGrid->Get_Cellsize());
pRecord->Set_Value("MEAN" , pGrid->Get_ArithMean());
pRecord->Set_Value("MIN" , pGrid->Get_ZMin());
pRecord->Set_Value("MAX" , pGrid->Get_ZMax());
pRecord->Set_Value("RANGE" , pGrid->Get_ZRange());
pRecord->Set_Value("VAR" , pGrid->Get_Variance());
pRecord->Set_Value("STDDEV" , pGrid->Get_StdDev());
pRecord->Set_Value("STDDEVLO" , pGrid->Get_ArithMean() - pGrid->Get_StdDev());
pRecord->Set_Value("STDDEVHI" , pGrid->Get_ArithMean() + pGrid->Get_StdDev());
if( dRank > 0.0 && dRank < 100.0 )
{
pRecord->Set_Value("PCTL", pGrid->Get_Percentile(dRank)); // this is a time consuming operation
}
}
if( dRank > 0.0 && dRank < 100.0 )
{
pTable->Set_Field_Name(pTable->Get_Field_Count() - 1, CSG_String::Format(SG_T("%s%02d"), _TL("PCTL"), (int)dRank));
}
return( true );
}
