fixed important RTT initialization problem where backward and forward…

… directions where not equivalent
scilus · Nov 13, 2015 · 3797a27 · 3797a27
1 parent cc1d0af
commit 3797a27
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Showing 2 changed files with 15 additions and 1 deletion.
diff --git a/src/dataset/RTTFibers.cpp b/src/dataset/RTTFibers.cpp
@@ -147,6 +147,8 @@ void RTTFibers::clearFibersRTT()
     m_streamlinesColors.clear();
     m_streamlinesPoints.clear();
 
+    m_storedDir.clear();
+
     if( SceneManager::getInstance()->isUsingVBO() )
     {
         glDeleteBuffers( 2, m_bufferObjectsRTT );
@@ -1500,7 +1502,17 @@ void RTTFibers::performHARDIRTT(Vector seed, int bwdfwd, vector<float>& points,
         if( withinMapThreshold(sticksNumber, currPosition) && !m_stop && absPeak != 0)
         {
             bool initWithDir = RTTrackingHelper::getInstance()->isInitSeed();
-            sticks = pickDirection(m_pMaximasInfo->getMainDirData()->at(sticksNumber), initWithDir, currPosition); 
+
+            if(bwdfwd != -1)
+            {
+                sticks = pickDirection(m_pMaximasInfo->getMainDirData()->at(sticksNumber), initWithDir, currPosition); 
+                m_storedDir = sticks;
+            }
+            else
+            { 
+                sticks = m_storedDir;
+            }
+
 
             currDirection.x = flippedAxes.x * sticks[0];
             currDirection.y = flippedAxes.y * sticks[1];

diff --git a/src/dataset/RTTFibers.h b/src/dataset/RTTFibers.h
@@ -127,6 +127,8 @@ class RTTFibers
 
     std::vector<float> m_streamlinesPoints; // Points to be rendered Forward
 	std::vector<float> m_streamlinesColors; //Color (local directions)Forward
+
+    std::vector<float> m_storedDir;
 
 
 	float m_alpha;