diff --git a/Train.cpp b/Train.cpp
index 8db4fcbe..3051b9eb 100644
--- a/Train.cpp
+++ b/Train.cpp
@@ -5524,6 +5524,7 @@ bool TTrain::Update( double const Deltatime )
             btLampkaDoorLeft.Turn(mvOccupied->DoorLeftOpened);
             btLampkaDoorRight.Turn(mvOccupied->DoorRightOpened);
             btLampkaBlokadaDrzwi.Turn(mvOccupied->DoorBlockedFlag());
+            btLampkaDoorLockOff.Turn( false == mvOccupied->DoorLockEnabled );
             btLampkaDepartureSignal.Turn( mvControlled->DepartureSignal );
             btLampkaNapNastHam.Turn((mvControlled->ActiveDir != 0) && (mvOccupied->EpFuse)); // napiecie na nastawniku hamulcowym
             btLampkaForward.Turn(mvControlled->ActiveDir > 0); // jazda do przodu
@@ -5582,6 +5583,7 @@ bool TTrain::Update( double const Deltatime )
             btLampkaDoorLeft.Turn( false );
             btLampkaDoorRight.Turn( false );
             btLampkaBlokadaDrzwi.Turn( false );
+            btLampkaDoorLockOff.Turn( false );
             btLampkaDepartureSignal.Turn( false );
             btLampkaNapNastHam.Turn( false );
             btLampkaForward.Turn( false );
@@ -7160,6 +7162,7 @@ void TTrain::clear_cab_controls()
     btLampkaRadioStop.Clear();
     btLampkaHamulecReczny.Clear();
     btLampkaBlokadaDrzwi.Clear();
+    btLampkaDoorLockOff.Clear();
     btInstrumentLight.Clear();
     btDashboardLight.Clear();
     btTimetableLight.Clear();
@@ -7521,6 +7524,7 @@ bool TTrain::initialize_button(cParser &Parser, std::string const &Label, int co
         { "i-radiostop:", btLampkaRadioStop },
         { "i-manual_brake:", btLampkaHamulecReczny },
         { "i-door_blocked:", btLampkaBlokadaDrzwi },
+        { "i-door_blockedoff:", btLampkaDoorLockOff },
         { "i-slippery:", btLampkaPoslizg },
         { "i-contactors:", btLampkaStyczn },
         { "i-conv_ovld:", btLampkaNadmPrzetw },
diff --git a/Train.h b/Train.h
index c01cff46..7aeb8855 100644
--- a/Train.h
+++ b/Train.h
@@ -541,6 +541,7 @@ public: // reszta może by?publiczna
     TButton btLampkaDoorRight;
     TButton btLampkaDepartureSignal;
     TButton btLampkaBlokadaDrzwi;
+    TButton btLampkaDoorLockOff;
     TButton btLampkaHamulecReczny;
     TButton btLampkaForward; // Ra: lampki w przód i w ty?dla komputerowych kabin
     TButton btLampkaBackward;
diff --git a/renderer.cpp b/renderer.cpp
index c47301c4..b9994b83 100644
--- a/renderer.cpp
+++ b/renderer.cpp
@@ -2575,15 +2575,21 @@ opengl_renderer::Render( TSubModel *Submodel ) {
                             ( Submodel->fCosViewAngle - Submodel->fCosFalloffAngle ) / ( Submodel->fCosHotspotAngle - Submodel->fCosFalloffAngle ),
                             0.f, 1.f );
                         lightlevel *= anglefactor;
-                        float const precipitationfactor { interpolate( 1.f, 0.25f, clamp( Global.Overcast * 0.75f - 0.5f, 0.f, 1.f ) ) };
-                        lightlevel *= precipitationfactor;
+                        // distance attenuation. NOTE: since it's fixed pipeline with built-in gamma correction we're using linear attenuation
+                        // we're capping how much effect the distance attenuation can have, otherwise the lights get too tiny at regular distances
+                        float const distancefactor { std::max( 0.5f, ( Submodel->fSquareMaxDist - TSubModel::fSquareDist ) / Submodel->fSquareMaxDist ) };
+                        auto const pointsize { std::max( 3.f, 5.f * distancefactor * anglefactor ) };
+                        // additionally reduce light strength for farther sources in rain or snow
+                        if( Global.Overcast > 0.75f ) {
+                            float const precipitationfactor{
+                                interpolate(
+                                    interpolate( 1.f, 0.25f, clamp( Global.Overcast * 0.75f - 0.5f, 0.f, 1.f ) ),
+                                    1.f,
+                                distancefactor ) };
+                            lightlevel *= precipitationfactor;
+                        }
 
                         if( lightlevel > 0.f ) {
-                            // distance attenuation. NOTE: since it's fixed pipeline with built-in gamma correction we're using linear attenuation
-                            // we're capping how much effect the distance attenuation can have, otherwise the lights get too tiny at regular distances
-                            float const distancefactor { std::max( 0.5f, ( Submodel->fSquareMaxDist - TSubModel::fSquareDist ) / Submodel->fSquareMaxDist ) };
-                            auto const pointsize { std::max( 3.f, 5.f * distancefactor * anglefactor ) };
-
                             // material configuration:
                             Bind_Material( null_handle );
                             // limit impact of dense fog on the lights
@@ -3418,7 +3424,16 @@ opengl_renderer::Render_Alpha( TSubModel *Submodel ) {
                             Bind_Material( Submodel->m_material );
                         }
                         // ...colors...
-                        ::glColor3fv( glm::value_ptr( Submodel->f4Diffuse ) ); // McZapkie-240702: zamiast ub
+                        if( Submodel->fVisible < 1.f ) {
+                            ::glColor4f(
+                                Submodel->f4Diffuse.r,
+                                Submodel->f4Diffuse.g,
+                                Submodel->f4Diffuse.b,
+                                Submodel->fVisible );
+                        }
+                        else {
+                            ::glColor3fv( glm::value_ptr( Submodel->f4Diffuse ) ); // McZapkie-240702: zamiast ub
+                        }
                         if( ( true == m_renderspecular ) && ( m_sunlight.specular.a > 0.01f ) ) {
                             ::glMaterialfv( GL_FRONT, GL_SPECULAR, glm::value_ptr( Submodel->f4Specular * m_sunlight.specular.a * m_speculartranslucentscalefactor ) );
                         }
diff --git a/translation.cpp b/translation.cpp
index 2fc9c271..7881869b 100644
--- a/translation.cpp
+++ b/translation.cpp
@@ -276,7 +276,7 @@ init() {
         "kurek trojdrogowy pantografow",
         "ogrzewanie pociagu",
         "sygnalizacja hamowania",
-        "sygnalizacja blokady drzwi",
+        "blokada drzwi",
         "prady drugiego czlonu",
         "oswietlenie przyrzadow",
         "oswietlenie pulpitu",
diff --git a/version.h b/version.h
index c7a8d610..32042553 100644
--- a/version.h
+++ b/version.h
@@ -1,2 +1 @@
-#define VERSION_INFO "M7 10.10.2018, based on tmj-8a904f4"
-
+#define VERSION_INFO "M7 11.10.2018, based on tmj-67211a43"