Merge pull request #2 from byte-physics/bugfix/fix-pixelsize-vs-datasize

Bugfix/fix pixelsize vs datasize
byte-physics · Jun 17, 2021 · c4c2434 · c4c2434
2 parents 4e82e25 + f9b580c
commit c4c2434
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Showing 6 changed files with 45 additions and 25 deletions.
diff --git a/VC8/brickletconverter.cpp b/VC8/brickletconverter.cpp
@@ -111,16 +111,13 @@ int createEmptyWaves(WaveVec &waves, DataFolderHandle waveFolderHandle, CountInt
   return 0;
 }
 
-int HandleResamplingIfRequested(DataFolderHandle waveFolderHandle, Wave &wave, int dimension, bool resampleData,
-                                int pixelSize)
+int HandleResamplingIfRequested(DataFolderHandle waveFolderHandle, Wave &wave, CountInt dimensionSizes[MAX_DIMENSIONS + 1], int dimension, bool resampleData, CountInt pixelSize)
 {
   if(!resampleData)
   {
     return 0;
   }
 
-  wave.SetPixelSize(pixelSize);
-
   DEBUGPRINT("Resampling wave %s with pixelSize=%d", wave.getWaveName(), pixelSize);
 
   char dataFolderPath[MAXCMDLEN + 1];
@@ -135,6 +132,11 @@ int HandleResamplingIfRequested(DataFolderHandle waveFolderHandle, Wave &wave, i
   char cmd[MAXCMDLEN + ARRAY_SIZE];
   if(dimension == 1)
   {
+    if((pixelSize * 15) >= dimensionSizes[ROWS])
+    {
+      return LA_TOO_FEW_PNTS;
+    }
+
     // Command: "Resample/DOWN= [...] wave"
     sprintf(cmd, "Resample/DOWN={%d} %s", pixelSize, dataFolderPath);
     CatPossiblyQuotedName(cmd, wave.getWaveName());
@@ -149,6 +151,11 @@ int HandleResamplingIfRequested(DataFolderHandle waveFolderHandle, Wave &wave, i
   }
   else if(dimension == 2)
   {
+    if ((pixelSize >= dimensionSizes[ROWS]) || (pixelSize >= dimensionSizes[COLUMNS]))
+    {
+      return LA_TOO_FEW_PNTS;
+    }
+
     // Command: "ImageInterpolate [...] Pixelate"
     sprintf(cmd, "ImageInterpolate/PXSZ={%d,%d}/DEST=%sM_PixelatedImage Pixelate %s", pixelSize, pixelSize,
             dataFolderPath, dataFolderPath);
@@ -180,6 +187,7 @@ int HandleResamplingIfRequested(DataFolderHandle waveFolderHandle, Wave &wave, i
   }
 
   wave.setWaveHandle(FetchWaveFromDataFolder(waveFolderHandle, wave.getWaveName()));
+  wave.SetPixelSize(static_cast<int>(pixelSize));
 
   return 0;
 }
@@ -282,17 +290,12 @@ int createWaves1D(DataFolderHandle baseFolderHandle, DataFolderHandle waveFolder
       continue;
     }
 
-    ret = HandleResamplingIfRequested(waveFolderHandle, *it, 1, resampleData, pixelSize);
-
-    if(ret != 0)
-    {
-      return ret;
-    }
+    ret = HandleResamplingIfRequested(waveFolderHandle, *it, dimensionSizes, 1, resampleData, pixelSize);
 
     double xAxisDelta;
 
-    // also the wave scaling changes if we have resampled the data
-    if(resampleData)
+    // also the wave scaling changes if we have resampled the data successfully
+    if(resampleData && ret == 0)
     {
       CountInt interpolatedDimSizes[MAX_DIMENSIONS + 1];
       MemClear(interpolatedDimSizes, sizeof(interpolatedDimSizes));
@@ -582,17 +585,12 @@ int createWaves2D(DataFolderHandle baseFolderHandle, DataFolderHandle waveFolder
       continue;
     }
 
-    ret = HandleResamplingIfRequested(waveFolderHandle, *it, 2, resampleData, pixelSize);
-
-    if(ret != 0)
-    {
-      continue;
-    }
+    ret = HandleResamplingIfRequested(waveFolderHandle, *it, dimensionSizes, 2, resampleData, pixelSize);
 
     double xAxisDelta, yAxisDelta;
 
-    // also the wave scaling changes if we have resampled the data
-    if(resampleData)
+    // also the wave scaling changes if we have resampled the data successfully
+    if(resampleData && ret == 0)
     {
       CountInt interpolatedDimSizes[MAX_DIMENSIONS + 1];
       MemClear(interpolatedDimSizes, sizeof(interpolatedDimSizes));

diff --git a/VC8/version.hpp b/VC8/version.hpp
@@ -9,7 +9,7 @@
   version string of the XOP
   returned by the GetMtrxFileReaderVersion operation and also used for the resource file
 */
-#define MatrixFileReader_XOP_VERSION 0, 2, 6, 0
+#define MatrixFileReader_XOP_VERSION 0, 2, 7, 0
 
 // must be convertible to a double
-#define MatrixFileReader_XOP_VERSION_STR "0.260\0"
+#define MatrixFileReader_XOP_VERSION_STR "0.270\0"
diff --git a/create-public-release.sh b/create-public-release.sh
@@ -2,8 +2,8 @@
 
 set -e
 
-lastVersion=0.25.2
-newVersion=0.26
+lastVersion=0.26
+newVersion=0.27
 
 filesToWatch="VC8 *.txt regression_tests *.pxp *.ihf"
 

diff --git a/matrixfilereader Help.ihf b/matrixfilereader Help.ihf
diff --git a/public-releases/matrixFileReaderXOP-v0.27.zip b/public-releases/matrixFileReaderXOP-v0.27.zip
diff --git a/regression_tests/Test_GetBrickletData.ipf b/regression_tests/Test_GetBrickletData.ipf
@@ -226,11 +226,33 @@ static Function valid_pixelsizes()
 		CHECK(ItemsInList(S_waveNames) == 4) // we have four trace directions
 		variable j
 		for(j = 0; j < ItemsInList(S_waveNames); j+=1)
-			CHECK_WAVE($StringFromList(j, S_waveNames), NUMERIC_WAVE, minorType = DOUBLE_WAVE)
+			WAVE wv = $StringFromList(j, S_waveNames)
+			CHECK_WAVE(wv, NUMERIC_WAVE, minorType = DOUBLE_WAVE)
+			CHECK_EQUAL_VAR(NumberByKey("pixelSize", note(wv), "=", "\r"), i)
 		endfor
 	endfor
 End
 
+static Function pixelsize_too_large_and_ignored()
+	Struct errorCode err
+	initStruct(err)
+
+	MFR_OpenResultFile/K folder + file
+	CHECK_EQUAL_VAR(err.SUCCESS, V_flag)
+
+	variable/G V_MatrixFileReaderOverwrite = 1
+
+	MFR_GetBrickletData/S=(10)/R=(39)
+	CHECK_EQUAL_VAR(err.SUCCESS, V_flag)
+	CHECK(ItemsInList(S_waveNames) == 4) // we have four trace directions
+	variable j
+	for(j = 0; j < ItemsInList(S_waveNames); j+=1)
+		WAVE wv = $StringFromList(j, S_waveNames)
+		CHECK_WAVE(wv, NUMERIC_WAVE, minorType = DOUBLE_WAVE)
+		CHECK_EQUAL_VAR(NumberByKey("pixelSize", note(wv), "=", "\r"), 1)
+	endfor
+End
+
 static Function valid_ps_with_liberal_names()
 	Struct errorCode err
 	initStruct(err)