RegressionTest: Fixes to regression testing system to make it run

correctly on Ubuntu 12.04 - fixed size of grabbed image. Side effect is
that the default window size for ResInsight is increased slightly.
Removed parameter to image comparison tool to allow running regression
tests on RedHat 5

ApplicationCode/Application/RiaApplication.cpp

@@ -1401,6 +1401,8 @@ void RiaApplication::runRegressionTest(const QString& testRootPath)
              }
              m_commandQueueLock.unlock();
 
+             regressionTestSetFixedSizeForAllViews();
+
              saveSnapshotForAllViews(generatedFolderName);
 
              QDir baseDir(testCaseFolder.filePath(baseFolderName));
@@ -1777,6 +1779,7 @@ void RiaApplication::executeRegressionTests(const QString& regressionTestPath)
     {
         mainWnd->hideAllDockWindows();
  
+        mainWnd->setDefaultWindowSize();
         runRegressionTest(regressionTestPath);
 
         mainWnd->loadWinGeoAndDockToolBarLayout();
@@ -1784,3 +1787,34 @@ void RiaApplication::executeRegressionTests(const QString& regressionTestPath)
 }
 
 
+//--------------------------------------------------------------------------------------------------
+/// 
+//--------------------------------------------------------------------------------------------------
+void RiaApplication::regressionTestSetFixedSizeForAllViews()
+{
+    RiuMainWindow* mainWnd = RiuMainWindow::instance();
+    if (!mainWnd) return;
+
+    if (m_project.isNull()) return;
+
+    std::vector<RimCase*> projectCases;
+    m_project->allCases(projectCases);
+
+    for (size_t i = 0; i < projectCases.size(); i++)
+    {
+        RimCase* ri = projectCases[i];
+        if (!ri) continue;
+
+        for (size_t j = 0; j < ri->reservoirViews().size(); j++)
+        {
+            RimReservoirView* riv = ri->reservoirViews()[j];
+
+            if (riv && riv->viewer())
+            {
+                // This size is set to match the regression test reference images
+                riv->viewer()->setFixedSize(1000, 745);
+            }
+        }
+    }
+}
+

ApplicationCode/Application/RiaApplication.h

@@ -105,6 +105,7 @@ public:
     void                saveSnapshotForAllViews(const QString& snapshotFolderName);
     void                runRegressionTest(const QString& testRootPath);
     void                updateRegressionTest(const QString& testRootPath );
+    void                regressionTestSetFixedSizeForAllViews();
 
     void                processNonGuiEvents();
 

ApplicationCode/Application/RiaImageFileCompare.cpp

@@ -72,7 +72,13 @@ bool RiaImageFileCompare::runComparison(QString imgFileName, QString refFileName
 
 
     //QString args = QString("-fuzz 2% -lowlight-color white -metric ae \"%1\" \"%2\" \"%3\"").arg(imgFileName).arg(refFileName).arg((diffFileName));
+    // The ImageMagick compare tool on RedHat 5 does not support the lowlight-color options
+    // Use GCC version as a crude mechanism for disabling use of this option on RedHat5
+#if (__GNUC__ == 4 && __GNUC_MINOR__ <= 1)
+    QString args = QString("-metric ae \"%1\" \"%2\" \"%3\"").arg(imgFileName).arg(refFileName).arg((diffFileName));
+#else
     QString args = QString("-lowlight-color white -metric ae \"%1\" \"%2\" \"%3\"").arg(imgFileName).arg(refFileName).arg((diffFileName));
+#endif
     QString completeCommand = QString("\"%1\" %2").arg(m_compareExecutable).arg(args);
 
     // Launch process and wait

ApplicationCode/RiaMain.cpp

@@ -30,11 +30,7 @@ int main(int argc, char *argv[])
     RiuMainWindow window;
     QString platform = cvf::System::is64Bit() ? "(64bit)" : "(32bit)";
     window.setWindowTitle("ResInsight " + platform);
-#ifdef CVF_LINUX
-    window.resize(1000, 806);
-#else
-     window.resize(1000, 800);
-#endif
+    window.setDefaultWindowSize();
     window.show();
 
     if (app.parseArguments())

ApplicationCode/UserInterface/RiuMainWindow.cpp

@@ -1760,3 +1760,11 @@ void RiuMainWindow::slotExecutePaintEventPerformanceTest()
         setResultInfo(resultInfo);
     }
 }
+
+//--------------------------------------------------------------------------------------------------
+/// 
+//--------------------------------------------------------------------------------------------------
+void RiuMainWindow::setDefaultWindowSize()
+{
+    resize(1000, 810);
+}

ApplicationCode/UserInterface/RiuMainWindow.h

@@ -93,6 +93,8 @@ public:
 
     void            selectedCases(std::vector<RimCase*>& cases);
 
+    void            setDefaultWindowSize();
+
 protected:
     virtual void	closeEvent(QCloseEvent* event);