Bug fixes:

- VBO_CONTAINER::allocate() was returning wrong value in case of error
- framelimiter had wrong formula for computing destined period between frames
- removed _padding field from VBO_VERTEX, as it was not speeding up, but wasting memory

common/drawpanel_gal.cpp

@@ -127,7 +127,7 @@ void EDA_DRAW_PANEL_GAL::Refresh( bool eraseBackground, const wxRect* rect )
 
     // Framerate limiter
     wxLongLong currentTimeStamp = wxGetLocalTimeMillis();
-    if( currentTimeStamp - m_timeStamp < ( 1 / FPS_LIMIT ) )
+    if( currentTimeStamp - m_timeStamp < ( 1000 / FPS_LIMIT ) )
         return;
     m_timeStamp = currentTimeStamp;
 

common/gal/opengl/opengl_gal.cpp

@@ -755,8 +755,6 @@ void OPENGL_GAL::DrawLine( const VECTOR2D& aStartPoint, const VECTOR2D& aEndPoin
 
 void OPENGL_GAL::DrawPolyline( std::deque<VECTOR2D>& aPointList )
 {
-    bool isFirstPoint = true;
-
     if( isUseShader )
     {
         // This method reduces amount of triangles used for drawing
@@ -771,6 +769,7 @@ void OPENGL_GAL::DrawPolyline( std::deque<VECTOR2D>& aPointList )
         return;
     }
 
+    bool isFirstPoint = true;
     LineCap savedLineCap = lineCap;
     bool isFirstLine = true;
     VECTOR2D startEndVector;

common/gal/opengl/vbo_container.cpp

@@ -225,8 +225,10 @@ unsigned int VBO_CONTAINER::allocate( VBO_ITEM* aVboItem, unsigned int aSize )
 
         // An error has occurred
         if( !result )
+        {
             return UINT_MAX;
         }
+    }
 
     // Look for the space with at least given size
     FreeChunkMap::iterator it = m_freeChunks.lower_bound( aSize );
@@ -236,7 +238,9 @@ unsigned int VBO_CONTAINER::allocate( VBO_ITEM* aVboItem, unsigned int aSize )
         // This means that there is enough space for
         // storing vertices, but the space is not continous
         if( !defragment() )
-            return false;
+        {
+            return UINT_MAX;
+        }
 
         // We can take the first free chunk, as there is only one after defragmentation
         // and we can be sure that it provides enough space to store the object
@@ -245,6 +249,7 @@ unsigned int VBO_CONTAINER::allocate( VBO_ITEM* aVboItem, unsigned int aSize )
 
     unsigned int chunkSize = it->first;
     unsigned int chunkOffset = it->second;
+
     m_freeChunks.erase( it );
 
     wxASSERT( chunkSize >= aSize );

include/gal/opengl/vbo_item.h

@@ -41,7 +41,6 @@ typedef struct VBO_VERTEX
     GLfloat x, y, z;        // Coordinates
     GLfloat r, g, b, a;     // Color
     GLfloat shader[4];      // Shader type & params
-    GLfloat _padding;
 } VBO_VERTEX;
 
 class VBO_CONTAINER;