Fix minimap halo second time it is rendered.

src/modes/world.cpp

@@ -1229,7 +1229,7 @@ void World::escapePressed()
 
 bool World::isFogEnabled() const
 {
-    return m_track != NULL && m_track->isFogEnabled();
+    return !m_force_disable_fog && (m_track != NULL && m_track->isFogEnabled());
 }
 
 /* EOF */

src/modes/world.hpp

@@ -92,6 +92,7 @@ protected:
     RandomGenerator           m_random;
 
     Physics*      m_physics;
+    bool          m_force_disable_fog;
     AbstractKart* m_fastest_kart;
     /** Number of eliminated karts. */
     int         m_eliminated_karts;
@@ -332,6 +333,8 @@ public:
     {
         m_clear_color       = color;
     }
+    /** Override track fog value to force disabled */
+    void forceFogDisabled(bool v) { m_force_disable_fog = v; }
     // ------------------------------------------------------------------------
     /** Override if you want to know when a kart presses fire */
     virtual void onFirePressed(Controller* who) {}

src/tracks/quad_graph.cpp

@@ -983,6 +983,7 @@ void QuadGraph::makeMiniMap(const core::dimension2du &dimension,
 {
     const SColor oldClearColor = World::getWorld()->getClearColor();
     World::getWorld()->setClearbackBufferColor(SColor(0, 255, 255, 255));
+    World::getWorld()->forceFogDisabled(true);
     *oldRttMinimap = NULL;
     *newRttMinimap = NULL;
 
@@ -1102,6 +1103,7 @@ void QuadGraph::makeMiniMap(const core::dimension2du &dimension,
     *oldRttMinimap = texture;
     *newRttMinimap = frame_buffer;
     World::getWorld()->setClearbackBufferColor(oldClearColor);
+    World::getWorld()->forceFogDisabled(false);
 }   // makeMiniMap
 
 //-----------------------------------------------------------------------------