diff --git a/src/editing/common/freeformhelper.cpp b/src/editing/common/freeformhelper.cpp
index ef39e03..b550561 100644
--- a/src/editing/common/freeformhelper.cpp
+++ b/src/editing/common/freeformhelper.cpp
@@ -232,9 +232,8 @@ void FreeFormHelper::processApplyClicked()
 
 void FreeFormHelper::processExploreClicked()
 {
-    SoftwareRenderer renderer;
+    SoftwareRenderer renderer(Scenery::getCurrent());
 
-    Scenery::getCurrent()->bindToRenderer(&renderer);
     emit needAlterRenderer(&renderer);
 
     CameraDefinition* camera = cameraCreateDefinition();
@@ -249,9 +248,8 @@ void FreeFormHelper::processExploreClicked()
 
 void FreeFormHelper::processRenderClicked()
 {
-    SoftwareRenderer renderer;
+    SoftwareRenderer renderer(Scenery::getCurrent());
 
-    Scenery::getCurrent()->bindToRenderer(&renderer);
     emit needAlterRenderer(&renderer);
 
     DialogRender* dialog = new DialogRender(_form_widget, &renderer);
diff --git a/src/editing/formatmosphere.cpp b/src/editing/formatmosphere.cpp
index 9ca3858..566aa01 100644
--- a/src/editing/formatmosphere.cpp
+++ b/src/editing/formatmosphere.cpp
@@ -15,24 +15,14 @@
 static AtmosphereDefinition* _definition;
 
 /**************** Previews ****************/
-class PreviewSkyEast:public AtmosphereColorPreviewRenderer
+class PreviewSkyRenderer:public AtmosphereColorPreviewRenderer
 {
 public:
-    void bindEvent(BasePreview* preview) override
+    PreviewSkyRenderer(double heading):
+        AtmosphereColorPreviewRenderer(heading)
     {
-        preview->configHdrToneMapping(true);
-        preview->configScaling(0.5, 5.0, 0.5, 2.5);
     }
-    void updateEvent() override
-    {
-        /*AtmosphereRendererClass.bind(renderer, _definition);
-        renderer->prepare();*/
-    }
-};
 
-class PreviewSkyWest:public AtmosphereColorPreviewRenderer
-{
-public:
     void bindEvent(BasePreview* preview) override
     {
         preview->configHdrToneMapping(true);
@@ -40,8 +30,8 @@ public:
     }
     void updateEvent() override
     {
-        /*AtmosphereRendererClass.bind(renderer, _definition);
-        renderer->prepare();*/
+        getScenery()->setAtmosphere(_definition);
+        prepare();
     }
 };
 
@@ -58,8 +48,13 @@ FormAtmosphere::FormAtmosphere(QWidget *parent):
     _definition = (AtmosphereDefinition*)AtmosphereDefinitionClass.create();
 
     previewWest = new BasePreview(this);
+    previewWestRenderer = new PreviewSkyRenderer(M_PI / 2.0);
+    previewWest->setRenderer(previewWestRenderer);
     addPreview(previewWest, QString(tr("West preview")));
+
     previewEast = new BasePreview(this);
+    previewEastRenderer = new PreviewSkyRenderer(-M_PI / 2.0);
+    previewEast->setRenderer(previewEastRenderer);
     addPreview(previewEast, QString(tr("East preview")));
 
     //addInputEnum(tr("Color model"), (int*)&_definition->model, QStringList(tr("Simplified model (with weather)")) << tr("Complex model"));
@@ -73,6 +68,14 @@ FormAtmosphere::FormAtmosphere(QWidget *parent):
     revertConfig();
 }
 
+FormAtmosphere::~FormAtmosphere()
+{
+    delete previewWest;
+    delete previewWestRenderer;
+    delete previewEast;
+    delete previewEastRenderer;
+}
+
 void FormAtmosphere::revertConfig()
 {
     Scenery::getCurrent()->getAtmosphere(_definition);
diff --git a/src/editing/formatmosphere.h b/src/editing/formatmosphere.h
index 202564d..203543b 100644
--- a/src/editing/formatmosphere.h
+++ b/src/editing/formatmosphere.h
@@ -12,6 +12,7 @@ class FormAtmosphere : public BaseForm
 
 public:
     explicit FormAtmosphere(QWidget *parent = 0);
+    virtual ~FormAtmosphere();
 
 public slots:
     virtual void revertConfig();
@@ -23,7 +24,9 @@ protected slots:
 
 private:
     BasePreview* previewEast;
+    Base2dPreviewRenderer* previewEastRenderer;
     BasePreview* previewWest;
+    Base2dPreviewRenderer* previewWestRenderer;
 };
 
 #endif
diff --git a/src/editing/formrender.cpp b/src/editing/formrender.cpp
index 0935ff1..d88d82b 100644
--- a/src/editing/formrender.cpp
+++ b/src/editing/formrender.cpp
@@ -192,7 +192,7 @@ void FormRender::startQuickRender()
     {
         rendererDelete(_renderer);
     }
-    _renderer = new SoftwareRenderer();
+    _renderer = new SoftwareRenderer(Scenery::getCurrent());
     _renderer_inited = true;
 
     DialogRender* dialog = new DialogRender(this, _renderer);
@@ -208,7 +208,7 @@ void FormRender::startRender()
     {
         rendererDelete(_renderer);
     }
-    _renderer = new SoftwareRenderer();
+    _renderer = new SoftwareRenderer(Scenery::getCurrent());
     _renderer_inited = true;
 
     DialogRender* dialog = new DialogRender(this, _renderer);
diff --git a/src/render/opengl/WidgetExplorer.cpp b/src/render/opengl/WidgetExplorer.cpp
index a84c5fe..a0cae0b 100644
--- a/src/render/opengl/WidgetExplorer.cpp
+++ b/src/render/opengl/WidgetExplorer.cpp
@@ -90,7 +90,7 @@ QGLWidget(parent)
     }
     else
     {
-        _renderer = new SoftwareRenderer();
+        _renderer = new SoftwareRenderer(Scenery::getCurrent());
         _renderer_created = true;
     }
     _opengl_renderer = new OpenGLRenderer(NULL);
diff --git a/src/render/preview/AtmosphereColorPreviewRenderer.cpp b/src/render/preview/AtmosphereColorPreviewRenderer.cpp
index a71ee75..99df668 100644
--- a/src/render/preview/AtmosphereColorPreviewRenderer.cpp
+++ b/src/render/preview/AtmosphereColorPreviewRenderer.cpp
@@ -145,8 +145,8 @@ static inline int _checkHit(Vector3 eye, Vector3 direction, Vector3* hit, Vector
     return _checkHitGround(eye, direction, hit);
 }
 
-AtmosphereColorPreviewRenderer::AtmosphereColorPreviewRenderer():
-    heading(0.0)
+AtmosphereColorPreviewRenderer::AtmosphereColorPreviewRenderer(double heading):
+    heading(heading)
 {
     cameraSetLocation(render_camera, Vector3(0.0, 7.0, 0.0));
 }
@@ -154,7 +154,7 @@ AtmosphereColorPreviewRenderer::AtmosphereColorPreviewRenderer():
 Color AtmosphereColorPreviewRenderer::getColor2D(double x, double y, double)
 {
     Vector3 eye = {0.0, 7.0, 0.0};
-    Vector3 direction = {x, y, -1.0};
+    Vector3 direction = {x, -y, -1.0};
     Vector3 hit, normal;
     Matrix4 rotation;
 
diff --git a/src/render/preview/AtmosphereColorPreviewRenderer.h b/src/render/preview/AtmosphereColorPreviewRenderer.h
index abbe762..b3fe1b5 100644
--- a/src/render/preview/AtmosphereColorPreviewRenderer.h
+++ b/src/render/preview/AtmosphereColorPreviewRenderer.h
@@ -9,7 +9,7 @@ namespace preview {
 class AtmosphereColorPreviewRenderer:public Base2dPreviewRenderer
 {
 public:
-    AtmosphereColorPreviewRenderer();
+    AtmosphereColorPreviewRenderer(double heading);
 
     virtual Color getColor2D(double x, double y, double scaling) override;
 
diff --git a/src/render/preview/Base2dPreviewRenderer.cpp b/src/render/preview/Base2dPreviewRenderer.cpp
index 91a355e..5e67e99 100644
--- a/src/render/preview/Base2dPreviewRenderer.cpp
+++ b/src/render/preview/Base2dPreviewRenderer.cpp
@@ -6,12 +6,10 @@
 Base2dPreviewRenderer::Base2dPreviewRenderer():
     SoftwareRenderer()
 {
-    scenery = new Scenery();
 }
 
 Base2dPreviewRenderer::~Base2dPreviewRenderer()
 {
-    delete scenery;
 }
 
 void Base2dPreviewRenderer::bindEvent(BasePreview*)
diff --git a/src/render/preview/Base2dPreviewRenderer.h b/src/render/preview/Base2dPreviewRenderer.h
index 20d110d..8e685e0 100644
--- a/src/render/preview/Base2dPreviewRenderer.h
+++ b/src/render/preview/Base2dPreviewRenderer.h
@@ -22,9 +22,6 @@ public:
 
     virtual void updateEvent();
     virtual Color getColor2D(double x, double y, double scaling);
-
-protected:
-    Scenery* scenery;
 };
 
 }
diff --git a/src/render/preview/BasePreview.cpp b/src/render/preview/BasePreview.cpp
index a798485..8297e6c 100644
--- a/src/render/preview/BasePreview.cpp
+++ b/src/render/preview/BasePreview.cpp
@@ -646,10 +646,7 @@ QColor BasePreview::getPixelColor(int x, int y)
     {
         col = colorProfileApply(_hdr_profile, col);
     }
-    else
-    {
-        colorNormalize(&col);
-    }
+    col.normalize();
     return QColor::fromRgbF(col.r, col.g, col.b, col.a);
 }
 
diff --git a/src/render/software/SoftwareRenderer.cpp b/src/render/software/SoftwareRenderer.cpp
index b4afd38..3a4365e 100644
--- a/src/render/software/SoftwareRenderer.cpp
+++ b/src/render/software/SoftwareRenderer.cpp
@@ -34,10 +34,12 @@ SoftwareRenderer::SoftwareRenderer(Scenery* scenery)
     if (scenery)
     {
         this->scenery = scenery;
+        own_scenery = false;
     }
     else
     {
-        this->scenery = Scenery::getCurrent();
+        this->scenery = new Scenery;
+        own_scenery = true;
     }
     this->scenery->bindToRenderer(this);
 }
@@ -47,6 +49,11 @@ SoftwareRenderer::~SoftwareRenderer()
     delete atmosphere_renderer;
 
     delete fluid_medium;
+
+    if (own_scenery)
+    {
+        delete scenery;
+    }
 }
 
 void SoftwareRenderer::prepare()
@@ -56,6 +63,7 @@ void SoftwareRenderer::prepare()
     atmosphere_renderer = new SoftwareBrunetonAtmosphereRenderer(this);
 
     // Setup transitional renderers (for C-legacy subsystems)
+    AtmosphereDefinitionClass.copy(scenery->getAtmosphere(), atmosphere->definition);
     atmosphere->applyAerialPerspective = _legacyApplyAerialPerspective;
     atmosphere->getSkyColor = _legacyGetSkyColor;
     atmosphere->getLightingStatus = _legacyGetLightingStatus;
diff --git a/src/render/software/SoftwareRenderer.h b/src/render/software/SoftwareRenderer.h
index e54a6c1..53ba7b2 100644
--- a/src/render/software/SoftwareRenderer.h
+++ b/src/render/software/SoftwareRenderer.h
@@ -36,6 +36,7 @@ public:
 
 private:
     Scenery* scenery;
+    bool own_scenery;
     FluidMediumManager* fluid_medium;
     BaseAtmosphereRenderer* atmosphere_renderer;
 };
diff --git a/src/tests/FluidMediumManager_Test.cpp b/src/tests/FluidMediumManager_Test.cpp
index 53ba9d6..3bae97f 100644
--- a/src/tests/FluidMediumManager_Test.cpp
+++ b/src/tests/FluidMediumManager_Test.cpp
@@ -11,17 +11,14 @@ class FluidMediumManager_Test:public BaseTestCase
 protected:
     virtual void setUp()
     {
-        scenery = new Scenery();
-        renderer = new SoftwareRenderer(scenery);
+        renderer = new SoftwareRenderer();
     }
 
     virtual void tearDown()
     {
         delete renderer;
-        delete scenery;
     }
 
-    Scenery* scenery;
     SoftwareRenderer* renderer;
 };