Changeset 502
- Timestamp:
- 02/23/05 14:00:16 (20 years ago)
- Location:
- trunk/src
- Files:
-
- 4 edited
Legend:
- Unmodified
- Added
- Removed
-
trunk/src/SDMath.cc
r488 r502 1271 1271 // Rotate 1272 1272 1273 SDPolUtil::rotateXYPhase(C3, C4, value); 1273 SDPolUtil::rotatePhase(C3, C4, value); 1274 1275 // Put 1276 1277 specCol.put(i,data); 1278 } 1279 } 1280 1281 1282 1283 void SDMath::rotateLinPolPhase(SDMemTable& in, Float value, Bool doAll) 1284 // 1285 // phase in degrees 1286 // Applies to all Beams and IFs 1287 // Might want to optionally select on Beam/IF 1288 // 1289 { 1290 if (in.nPol() != 4) { 1291 throw(AipsError("You must have 4 polarizations to run this function")); 1292 } 1293 // 1294 const Table& tabIn = in.table(); 1295 ArrayColumn<Float> specCol(tabIn,"SPECTRA"); 1296 ROArrayColumn<Float> stokesCol(tabIn,"STOKES"); 1297 IPosition start(asap::nAxes,0); 1298 IPosition end(asap::nAxes); 1299 1300 // Set cursor slice. Assumes shape the same for all rows 1301 1302 setCursorSlice (start, end, doAll, in); 1303 // 1304 IPosition start1(start); 1305 start1(asap::PolAxis) = 0; // C1 (XX) 1306 IPosition end1(end); 1307 end1(asap::PolAxis) = 0; 1308 // 1309 IPosition start2(start); 1310 start2(asap::PolAxis) = 1; // C2 (YY) 1311 IPosition end2(end); 1312 end2(asap::PolAxis) = 1; 1313 // 1314 IPosition start3(start); 1315 start3(asap::PolAxis) = 2; // C3 ( Real(XY) ) 1316 IPosition end3(end); 1317 end3(asap::PolAxis) = 2; 1318 // 1319 IPosition startI(start); 1320 startI(asap::PolAxis) = 0; // I 1321 IPosition endI(end); 1322 endI(asap::PolAxis) = 0; 1323 // 1324 IPosition startQ(start); 1325 startQ(asap::PolAxis) = 1; // Q 1326 IPosition endQ(end); 1327 endQ(asap::PolAxis) = 1; 1328 // 1329 IPosition startU(start); 1330 startU(asap::PolAxis) = 2; // U 1331 IPosition endU(end); 1332 endU(asap::PolAxis) = 2; 1333 1334 // 1335 uInt nRow = in.nRow(); 1336 Array<Float> data, stokes; 1337 for (uInt i=0; i<nRow;++i) { 1338 specCol.get(i,data); 1339 stokesCol.get(i,stokes); 1340 IPosition shape = data.shape(); 1341 1342 // Get linear polarization slice references 1343 1344 Array<Float> C1 = data(start1,end1); 1345 Array<Float> C2 = data(start2,end2); 1346 Array<Float> C3 = data(start3,end3); 1347 1348 // Get STokes slice references 1349 1350 Array<Float> I = stokes(startI,endI); 1351 Array<Float> Q = stokes(startQ,endQ); 1352 Array<Float> U = stokes(startU,endU); 1353 1354 // Rotate 1355 1356 SDPolUtil::rotateLinPolPhase(C1, C2, C3, I, Q, U, value); 1274 1357 1275 1358 // Put -
trunk/src/SDMath.h
r480 r502 125 125 const casa::String& wtStr) const; 126 126 127 // Rotate XY phase 127 // Rotate XY phase. Value in degrees. 128 128 void rotateXYPhase (SDMemTable& in, casa::Float value, casa::Bool doAll); 129 130 // Rotate Q & U by operating on the raw correlations.Value in degrees. 131 void rotateLinPolPhase (SDMemTable& in, casa::Float value, casa::Bool doAll); 129 132 130 133 -
trunk/src/SDMathWrapper.cc
r457 r502 279 279 280 280 281 void SDMathWrapper::rotateLinPolPhaseInSitu(SDMemTableWrapper& in, float angle, bool doAll) 282 { 283 SDMemTable* pIn = in.getPtr(); 284 SDMath sdm; 285 sdm.rotateLinPolPhase(*pIn, Float(angle), Bool(doAll)); 286 } 287 288 281 289 282 290 -
trunk/src/python_SDMath.cc
r457 r502 102 102 def("stats", &SDMathWrapper::statistic); 103 103 // 104 def ("rotate_xyphase", &SDMathWrapper::rotateXYPhaseInSitu); 104 def ("_rotate_xyphase", &SDMathWrapper::rotateXYPhaseInSitu); 105 def ("_rotate_linpolphase", &SDMathWrapper::rotateLinPolPhaseInSitu); 105 106 }; 106 107
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