diff --git a/src/interface/commandline/main.cpp b/src/interface/commandline/main.cpp
index dcd2571..447ce61 100644
--- a/src/interface/commandline/main.cpp
+++ b/src/interface/commandline/main.cpp
@@ -5,16 +5,17 @@
 
 #include "CameraDefinition.h"
 #include "AtmosphereDefinition.h"
-#include "SoftwareRenderer.h"
+#include "SoftwareCanvasRenderer.h"
 #include "Scenery.h"
+#include "RenderConfig.h"
 
-void startRender(SoftwareRenderer* renderer, char* outputpath, RenderArea::RenderParams params)
+void startRender(SoftwareRenderer *renderer, char *outputpath, const RenderConfig &params)
 {
-    printf("\rRendering %s ...                   \n", outputpath);
+    /*printf("\rRendering %s ...                   \n", outputpath);
     renderer->start(params);
     printf("\rSaving %s ...                      \n", outputpath);
     remove(outputpath);
-    renderer->render_area->saveToFile(outputpath);
+    renderer->render_area->saveToFile(outputpath);*/
 }
 
 void displayHelp()
@@ -43,9 +44,9 @@ void _previewUpdate(double progress)
 
 int main(int argc, char** argv)
 {
-    SoftwareRenderer* renderer;
+    SoftwareCanvasRenderer* renderer;
     char* conf_file_path = NULL;
-    RenderArea::RenderParams conf_render_params = {800, 600, 1, 5};
+    RenderConfig conf_render_params(800, 600, 1, 5);
     int conf_first_picture = 0;
     int conf_nb_pictures = 1;
     double conf_daytime_start = 0.4;
@@ -177,8 +178,8 @@ int main(int argc, char** argv)
         Vector3 step = {conf_camera_step_x, conf_camera_step_y, conf_camera_step_z};
         camera->setLocation(camera->getLocation().add(step));
 
-        renderer = new SoftwareRenderer(scenery);
-        renderer->setPreviewCallbacks(NULL, NULL, _previewUpdate);
+        renderer = new SoftwareCanvasRenderer();
+        renderer->setScenery(scenery);
 
         if (outputcount >= conf_first_picture)
         {
diff --git a/src/interface/desktop/common/freeformhelper.cpp b/src/interface/desktop/common/freeformhelper.cpp
index 433867e..ad0bcae 100644
--- a/src/interface/desktop/common/freeformhelper.cpp
+++ b/src/interface/desktop/common/freeformhelper.cpp
@@ -12,6 +12,7 @@
 #include "mainwindow.h"
 #include "dialogrender.h"
 #include "dialogexplorer.h"
+#include "RenderConfig.h"
 #include "DesktopScenery.h"
 #include "BasePreview.h"
 #include "SoftwareCanvasRenderer.h"
@@ -252,7 +253,7 @@ void FreeFormHelper::processRenderClicked()
     emit needAlterRenderer(&renderer);
 
     DialogRender* dialog = new DialogRender(_form_widget, &renderer);
-    RenderArea::RenderParams params = {400, 300, 1, 3};
+    RenderConfig params(400, 300, 1, 3);
     dialog->startRender(params);
 
     delete dialog;
diff --git a/src/interface/desktop/dialogrender.cpp b/src/interface/desktop/dialogrender.cpp
index ceec5b4..1d51787 100644
--- a/src/interface/desktop/dialogrender.cpp
+++ b/src/interface/desktop/dialogrender.cpp
@@ -18,7 +18,7 @@
 #include <QComboBox>
 #include "tools.h"
 
-#include "SoftwareRenderer.h"
+#include "RenderConfig.h"
 #include "Scenery.h"
 #include "ColorProfile.h"
 #include "SoftwareCanvasRenderer.h"
@@ -51,7 +51,7 @@ static void _renderUpdate(double progress)
 class RenderThread:public QThread
 {
 public:
-    RenderThread(DialogRender* dialog, SoftwareCanvasRenderer* renderer, RenderArea::RenderParams params):QThread()
+    RenderThread(DialogRender* dialog, SoftwareCanvasRenderer* renderer, const RenderConfig &params):QThread()
     {
         _dialog = dialog;
         _renderer = renderer;
@@ -59,14 +59,14 @@ public:
     }
     void run()
     {
+        // FIXME Pass config to render
         _renderer->render();
-        _renderer->start(_params);
         _dialog->tellRenderEnded();
     }
 private:
     DialogRender* _dialog;
     SoftwareCanvasRenderer* _renderer;
-    RenderArea::RenderParams _params;
+    RenderConfig _params;
 };
 
 class _RenderArea:public QWidget
@@ -183,14 +183,13 @@ void DialogRender::tellRenderEnded()
     emit renderEnded();
 }
 
-void DialogRender::startRender(RenderArea::RenderParams params)
+void DialogRender::startRender(const RenderConfig &params)
 {
     _started = time(NULL);
 
     canvas_renderer->setSize(params.width, params.height, params.antialias);
 
     applyRenderSize(params.width, params.height);
-    canvas_renderer->setPreviewCallbacks(_renderStart, _renderDraw, _renderUpdate);
 
     _render_thread = new RenderThread(this, canvas_renderer, params);
     _render_thread->start();
@@ -218,11 +217,11 @@ void DialogRender::saveRender()
             filepath = filepath.append(".png");
         }
         std::string filepathstr = filepath.toStdString();
-        if (canvas_renderer->render_area->saveToFile((char*)filepathstr.c_str()))
+        /*if (canvas_renderer->render_area->saveToFile((char*)filepathstr.c_str()))
         {
             QMessageBox::information(this, "Message", QString(tr("The picture %1 has been saved.")).arg(filepath));
         }
-        else
+        else*/
         {
             QMessageBox::critical(this, "Message", QString(tr("Can't write to file : %1")).arg(filepath));
         }
@@ -232,13 +231,12 @@ void DialogRender::saveRender()
 void DialogRender::toneMappingChanged()
 {
     ColorProfile profile((ColorProfile::ToneMappingOperator)_tonemapping_control->currentIndex(), ((double)_exposure_control->value()) * 0.01);
-    canvas_renderer->render_area->setToneMapping(profile);
+    //canvas_renderer->render_area->setToneMapping(profile);
 }
 
 void DialogRender::loadLastRender()
 {
     applyRenderSize(canvas_renderer->render_width, canvas_renderer->render_height);
-    canvas_renderer->setPreviewCallbacks(_renderStart, _renderDraw, _renderUpdate);
     renderEnded();
     toneMappingChanged();
 
diff --git a/src/interface/desktop/dialogrender.h b/src/interface/desktop/dialogrender.h
index 3ea599a..b35fea1 100644
--- a/src/interface/desktop/dialogrender.h
+++ b/src/interface/desktop/dialogrender.h
@@ -5,7 +5,6 @@
 
 #include <ctime>
 #include <QDialog>
-#include "RenderArea.h"
 
 class QThread;
 class QProgressBar;
@@ -25,7 +24,7 @@ public:
     void tellRenderSize(int width, int height);
     void tellProgressChange(double value);
     void tellRenderEnded();
-    void startRender(RenderArea::RenderParams params);
+    void startRender(const RenderConfig &params);
     void loadLastRender();
 
     QImage* pixbuf;
diff --git a/src/interface/desktop/formrender.cpp b/src/interface/desktop/formrender.cpp
index 26f58a0..cbc6157 100644
--- a/src/interface/desktop/formrender.cpp
+++ b/src/interface/desktop/formrender.cpp
@@ -108,7 +108,7 @@ void FormRender::startQuickRender()
     _renderer_inited = true;
 
     DialogRender* dialog = new DialogRender(this, _renderer);
-    RenderArea::RenderParams params = {400, 300, 1, 3};
+    RenderConfig params(400, 300, 1, 3);
     dialog->startRender(params);
 
     delete dialog;
diff --git a/src/interface/desktop/formrender.h b/src/interface/desktop/formrender.h
index 9f4afcd..8404f62 100644
--- a/src/interface/desktop/formrender.h
+++ b/src/interface/desktop/formrender.h
@@ -5,7 +5,7 @@
 
 #include "baseform.h"
 
-#include "RenderArea.h"
+#include "RenderConfig.h"
 
 class FormRender : public BaseForm
 {
@@ -29,7 +29,7 @@ protected slots:
     virtual void configChangeEvent();
 
 private:
-    RenderArea::RenderParams _params;
+    RenderConfig _params;
     CameraDefinition* _camera;
     SoftwareCanvasRenderer* _renderer;
     bool _renderer_inited;
diff --git a/src/render/software/Rasterizer.h b/src/render/software/Rasterizer.h
index ec75297..1bb410c 100644
--- a/src/render/software/Rasterizer.h
+++ b/src/render/software/Rasterizer.h
@@ -20,7 +20,6 @@ public:
 
     inline SoftwareRenderer *getRenderer() const {return renderer;}
 
-    virtual void rasterize() = 0;
     virtual void rasterizeToCanvas(CanvasPortion* canvas);
 
 protected:
diff --git a/src/render/software/RenderArea.cpp b/src/render/software/RenderArea.cpp
deleted file mode 100644
index 26064ed..0000000
--- a/src/render/software/RenderArea.cpp
+++ /dev/null
@@ -1,792 +0,0 @@
-#include "RenderArea.h"
-
-#include "Vector3.h"
-#include "ColorProfile.h"
-#include "Mutex.h"
-#include "CameraDefinition.h"
-#include "SoftwareRenderer.h"
-#include "Thread.h"
-#include "PictureWriter.h"
-
-struct RenderFragment
-{
-    struct
-    {
-        unsigned char dirty    : 1;
-        unsigned char edge     : 1;
-        unsigned char callback : 6;
-    } flags;
-    union
-    {
-        struct {
-            double x;
-            double y;
-            double z;
-        } location;
-        struct {
-            double r;
-            double g;
-            double b;
-        } color;
-    } data;
-    double z;
-};
-
-typedef struct
-{
-    int x;
-    int y;
-    struct {
-        double x;
-        double y;
-        double z;
-    } pixel;
-    struct {
-        double x;
-        double y;
-        double z;
-    } location;
-    int callback;
-} ScanPoint;
-
-struct FragmentCallback
-{
-    RenderArea::f_RenderFragmentCallback function;
-    void* data;
-};
-
-typedef struct
-{
-    ScanPoint* up;
-    ScanPoint* down;
-    int left;
-    int right;
-} RenderScanlines;
-
-typedef struct
-{
-    int startx;
-    int endx;
-    int starty;
-    int endy;
-    int finished;
-    int interrupt;
-    int pixel_done;
-    Thread* thread;
-    RenderArea* area;
-} RenderChunk;
-
-static void _callbackStart(int, int, const Color&) {}
-static void _callbackDraw(int, int, const Color&) {}
-static void _callbackUpdate(double) {}
-
-RenderArea::RenderArea(SoftwareRenderer* renderer)
-{
-    this->renderer = renderer;
-    this->hdr_mapping = new ColorProfile;
-    this->params.width = 1;
-    this->params.height = 1;
-    this->params.antialias = 1;
-    this->params.quality = 5;
-    this->pixel_count = 1;
-    this->pixels = new RenderFragment[1];
-    this->fragment_callbacks_count = 0;
-    this->fragment_callbacks = new FragmentCallback[64];
-    this->background_color = COLOR_TRANSPARENT;
-    this->dirty_left = 1;
-    this->dirty_right = -1;
-    this->dirty_down = 1;
-    this->dirty_up = -1;
-    this->dirty_count = 0;
-    this->lock = new Mutex();
-    this->callback_start = _callbackStart;
-    this->callback_draw = _callbackDraw;
-    this->callback_update = _callbackUpdate;
-}
-
-RenderArea::~RenderArea()
-{
-    delete hdr_mapping;
-    delete lock;
-    delete[] fragment_callbacks;
-    delete[] pixels;
-}
-
-void RenderArea::setAllDirty()
-{
-    dirty_left = 0;
-    dirty_right = params.width * params.antialias - 1;
-    dirty_down = 0;
-    dirty_up = params.height * params.antialias - 1;
-}
-
-void RenderArea::setParams(RenderParams params)
-{
-    int width, height;
-
-    width = params.width * params.antialias;
-    height = params.height * params.antialias;
-
-    this->params = params;
-    delete[] pixels;
-    pixels = new RenderFragment[width * height];
-    pixel_count = width * height;
-
-    dirty_left = width;
-    dirty_right = -1;
-    dirty_down = height;
-    dirty_up = -1;
-    dirty_count = 0;
-
-    clear();
-}
-
-void RenderArea::setToneMapping(const ColorProfile &profile)
-{
-    profile.copy(hdr_mapping);
-    setAllDirty();
-    update();
-}
-
-void RenderArea::setBackgroundColor(const Color &col)
-{
-    background_color = col;
-}
-
-void RenderArea::clear()
-{
-    RenderFragment* pixel;
-    int x;
-    int y;
-
-    fragment_callbacks_count = 1;
-    fragment_callbacks[0].function = NULL;
-    fragment_callbacks[0].data = NULL;
-
-    for (x = 0; x < params.width * params.antialias; x++)
-    {
-        for (y = 0; y < params.height * params.antialias; y++)
-        {
-            pixel = pixels + (y * params.width * params.antialias + x);
-            pixel->z = -100000000.0;
-            pixel->flags.dirty = 0;
-            pixel->flags.callback = 0;
-            pixel->data.color.r = background_color.r;
-            pixel->data.color.g = background_color.g;
-            pixel->data.color.b = background_color.b;
-        }
-    }
-
-    callback_start(params.width, params.height, background_color);
-
-    dirty_left = params.width * params.antialias;
-    dirty_right = -1;
-    dirty_down = params.height * params.antialias;
-    dirty_up = -1;
-    dirty_count = 0;
-}
-
-static inline void _setDirtyPixel(RenderArea* area, int x, int y)
-{
-    if (x < area->dirty_left)
-    {
-        area->dirty_left = x;
-    }
-    if (x > area->dirty_right)
-    {
-        area->dirty_right = x;
-    }
-    if (y < area->dirty_down)
-    {
-        area->dirty_down = y;
-    }
-    if (y > area->dirty_up)
-    {
-        area->dirty_up = y;
-    }
-
-    area->dirty_count++;
-}
-
-static inline Color _getFinalPixel(RenderArea* area, int x, int y)
-{
-    Color result, col;
-    int sx, sy;
-    double factor = 1.0 / (double)(area->params.antialias * area->params.antialias);
-    RenderFragment* pixel_data;
-
-    result.r = result.g = result.b = 0.0;
-    result.a = 1.0;
-    for (sx = 0; sx < area->params.antialias; sx++)
-    {
-        for (sy = 0; sy < area->params.antialias; sy++)
-        {
-            pixel_data = area->pixels + (y * area->params.antialias + sy) * area->params.width * area->params.antialias + (x * area->params.antialias + sx);
-            if (pixel_data->flags.dirty)
-            {
-                if (pixel_data->flags.edge)
-                {
-                    col = COLOR_GREY;
-                }
-                else
-                {
-                    col = COLOR_WHITE;
-                }
-            }
-            else
-            {
-                col.r = pixel_data->data.color.r;
-                col.g = pixel_data->data.color.g;
-                col.b = pixel_data->data.color.b;
-            }
-            result.r += col.r * factor;
-            result.g += col.g * factor;
-            result.b += col.b * factor;
-
-        }
-    }
-
-    return area->hdr_mapping->apply(result);
-}
-
-void RenderArea::processDirtyPixels()
-{
-    int x, y;
-    int down, up, left, right;
-
-    down = dirty_down / params.antialias;
-    up = dirty_up / params.antialias;
-    left = dirty_left / params.antialias;
-    right = dirty_right / params.antialias;
-
-    for (y = down; y <= up; y++)
-    {
-        for (x = left; x <= right; x++)
-        {
-            callback_draw(x, y, _getFinalPixel(this, x, y));
-        }
-    }
-
-    callback_update(renderer->render_progress);
-
-    dirty_left = params.width * params.antialias;
-    dirty_right = -1;
-    dirty_down = params.height * params.antialias;
-    dirty_up = -1;
-    dirty_count = 0;
-}
-
-void RenderArea::update()
-{
-    lock->acquire();
-    processDirtyPixels();
-    lock->release();
-}
-
-static inline unsigned int _pushCallback(RenderArea* area, FragmentCallback callback)
-{
-    int i;
-    for (i = 0; i < area->fragment_callbacks_count; i++)
-    {
-        if (area->fragment_callbacks[i].function == callback.function && area->fragment_callbacks[i].data == callback.data)
-        {
-            return i;
-        }
-    }
-
-    if (area->fragment_callbacks_count >= 64)
-    {
-        return 0;
-    }
-    else
-    {
-        area->fragment_callbacks[area->fragment_callbacks_count].function = callback.function;
-        area->fragment_callbacks[area->fragment_callbacks_count].data = callback.data;
-        return area->fragment_callbacks_count++;
-    }
-}
-
-void RenderArea::pushFragment(int x, int y, double z, int edge, const Vector3 &location, int callback)
-{
-    RenderFragment* pixel_data;
-
-    if (x >= 0 && x < params.width * params.antialias && y >= 0 && y < params.height * params.antialias && z > 1.0)
-    {
-        pixel_data = pixels + (y * params.width * params.antialias + x);
-
-        if (z > pixel_data->z)
-        {
-            pixel_data->flags.dirty = (unsigned char)1;
-            pixel_data->flags.edge = (unsigned char)edge;
-            pixel_data->flags.callback = (unsigned char)callback;
-            pixel_data->data.location.x = location.x;
-            pixel_data->data.location.y = location.y;
-            pixel_data->data.location.z = location.z;
-            pixel_data->z = z;
-            _setDirtyPixel(this, x, y);
-        }
-    }
-}
-
-static void _scanGetDiff(ScanPoint* v1, ScanPoint* v2, ScanPoint* result)
-{
-    result->pixel.x = v2->pixel.x - v1->pixel.x;
-    result->pixel.y = v2->pixel.y - v1->pixel.y;
-    result->pixel.z = v2->pixel.z - v1->pixel.z;
-    result->location.x = v2->location.x - v1->location.x;
-    result->location.y = v2->location.y - v1->location.y;
-    result->location.z = v2->location.z - v1->location.z;
-    result->callback = v1->callback;
-}
-
-static void _scanInterpolate(CameraDefinition* camera, ScanPoint* v1, ScanPoint* diff, double value, ScanPoint* result)
-{
-    Vector3 vec1(v1->pixel.x, v1->pixel.y, v1->pixel.z);
-    Vector3 vecdiff(diff->pixel.x, diff->pixel.y, diff->pixel.z);
-    double v1depth = camera->getRealDepth(vec1);
-    double v2depth = camera->getRealDepth(vec1.add(vecdiff));
-    double factor = ((1.0 - value) / v1depth + value / v2depth);
-
-    result->pixel.x = v1->pixel.x + diff->pixel.x * value;
-    result->pixel.y = v1->pixel.y + diff->pixel.y * value;
-    result->pixel.z = v1->pixel.z + diff->pixel.z * value;
-    result->location.x = ((1.0 - value) * (v1->location.x / v1depth) + value * (v1->location.x + diff->location.x) / v2depth) / factor;
-    result->location.y = ((1.0 - value) * (v1->location.y / v1depth) + value * (v1->location.y + diff->location.y) / v2depth) / factor;
-    result->location.z = ((1.0 - value) * (v1->location.z / v1depth) + value * (v1->location.z + diff->location.z) / v2depth) / factor;
-    result->callback = v1->callback;
-}
-
-static void _pushScanPoint(RenderArea* area, RenderScanlines* scanlines, ScanPoint* point)
-{
-    point->x = (int)floor(point->pixel.x);
-    point->y = (int)floor(point->pixel.y);
-
-    if (point->x < 0 || point->x >= area->params.width * area->params.antialias)
-    {
-        // Point outside scanline range
-        return;
-    }
-    else if (scanlines->right < 0)
-    {
-        // First point pushed
-        scanlines->left = point->x;
-        scanlines->right = point->x;
-        scanlines->up[point->x] = *point;
-        scanlines->down[point->x] = *point;
-    }
-    else if (point->x > scanlines->right)
-    {
-        // Grow scanlines to right
-        for (int x = scanlines->right + 1; x < point->x; x++)
-        {
-            scanlines->up[x].y = -1;
-            scanlines->down[x].y = area->params.height * area->params.antialias;
-        }
-        scanlines->right = point->x;
-        scanlines->up[point->x] = *point;
-        scanlines->down[point->x] = *point;
-    }
-    else if (point->x < scanlines->left)
-    {
-        // Grow scanlines to left
-        for (int x = point->x + 1; x < scanlines->left; x++)
-        {
-            scanlines->up[x].y = -1;
-            scanlines->down[x].y = area->params.height * area->params.antialias;
-        }
-        scanlines->left = point->x;
-        scanlines->up[point->x] = *point;
-        scanlines->down[point->x] = *point;
-    }
-    else
-    {
-        // Expand existing scanline
-        if (point->y > scanlines->up[point->x].y)
-        {
-            scanlines->up[point->x] = *point;
-        }
-        if (point->y < scanlines->down[point->x].y)
-        {
-            scanlines->down[point->x] = *point;
-        }
-    }
-}
-
-static void _pushScanLineEdge(RenderArea* area, RenderScanlines* scanlines, ScanPoint* point1, ScanPoint* point2)
-{
-    double dx, fx;
-    ScanPoint diff, point;
-    int startx = lround(point1->pixel.x);
-    int endx = lround(point2->pixel.x);
-    int curx;
-
-    if (endx < startx)
-    {
-        _pushScanLineEdge(area, scanlines, point2, point1);
-    }
-    else if (endx < 0 || startx >= area->params.width * area->params.antialias)
-    {
-        return;
-    }
-    else if (startx == endx)
-    {
-        _pushScanPoint(area, scanlines, point1);
-        _pushScanPoint(area, scanlines, point2);
-    }
-    else
-    {
-        if (startx < 0)
-        {
-            startx = 0;
-        }
-        if (endx >= area->params.width * area->params.antialias)
-        {
-            endx = area->params.width * area->params.antialias - 1;
-        }
-
-        dx = point2->pixel.x - point1->pixel.x;
-        _scanGetDiff(point1, point2, &diff);
-        for (curx = startx; curx <= endx; curx++)
-        {
-            fx = (double)curx + 0.5;
-            if (fx < point1->pixel.x)
-            {
-                fx = point1->pixel.x;
-            }
-            else if (fx > point2->pixel.x)
-            {
-                fx = point2->pixel.x;
-            }
-            fx = fx - point1->pixel.x;
-            _scanInterpolate(area->renderer->render_camera, point1, &diff, fx / dx, &point);
-
-            /*point.pixel.x = (double)curx;*/
-
-            _pushScanPoint(area, scanlines, &point);
-        }
-    }
-}
-
-static void _renderScanLines(RenderArea* area, RenderScanlines* scanlines)
-{
-    int x, starty, endy, cury;
-    ScanPoint diff;
-    double dy, fy;
-    ScanPoint up, down, current;
-
-    if (scanlines->right > 0)
-    {
-        for (x = scanlines->left; x <= scanlines->right; x++)
-        {
-            up = scanlines->up[x];
-            down = scanlines->down[x];
-
-            starty = down.y;
-            endy = up.y;
-
-            if (endy < 0 || starty >= area->params.height * area->params.antialias)
-            {
-                continue;
-            }
-
-            if (starty < 0)
-            {
-                starty = 0;
-            }
-            if (endy >= area->params.height * area->params.antialias)
-            {
-                endy = area->params.height * area->params.antialias - 1;
-            }
-
-            dy = up.pixel.y - down.pixel.y;
-            _scanGetDiff(&down, &up, &diff);
-
-            current.x = x;
-            for (cury = starty; cury <= endy; cury++)
-            {
-                fy = (double)cury + 0.5;
-                if (fy < down.pixel.y)
-                {
-                    fy = down.pixel.y;
-                }
-                else if (fy > up.pixel.y)
-                {
-                    fy = up.pixel.y;
-                }
-                fy = fy - down.pixel.y;
-
-                current.y = cury;
-                _scanInterpolate(area->renderer->render_camera, &down, &diff, fy / dy, &current);
-
-                Vector3 veclocation = Vector3(current.location.x, current.location.y, current.location.z);
-                area->pushFragment(current.x, current.y, current.pixel.z, (cury == starty || cury == endy), veclocation, current.callback);
-            }
-        }
-    }
-}
-
-void RenderArea::pushTriangle(const Vector3 &pixel1, const Vector3 &pixel2, const Vector3 &pixel3, const Vector3 &location1, const Vector3 &location2, const Vector3 &location3, f_RenderFragmentCallback callback, void* callback_data)
-{
-    FragmentCallback fragment_callback = {callback, callback_data};
-    ScanPoint point1, point2, point3;
-    double limit_width = (double)(params.width * params.antialias - 1);
-    double limit_height = (double)(params.height * params.antialias - 1);
-
-    /* Filter if outside screen */
-    if (pixel1.z < 1.0 || pixel2.z < 1.0 || pixel3.z < 1.0 || (pixel1.x < 0.0 && pixel2.x < 0.0 && pixel3.x < 0.0) || (pixel1.y < 0.0 && pixel2.y < 0.0 && pixel3.y < 0.0) || (pixel1.x > limit_width && pixel2.x > limit_width && pixel3.x > limit_width) || (pixel1.y > limit_height && pixel2.y > limit_height && pixel3.y > limit_height))
-    {
-        return;
-    }
-
-    /* Prepare fragment callback */
-    lock->acquire();
-    point1.callback = _pushCallback(this, fragment_callback);
-    lock->release();
-
-    /* Prepare vertices */
-    point1.pixel.x = pixel1.x;
-    point1.pixel.y = pixel1.y;
-    point1.pixel.z = pixel1.z;
-    point1.location.x = location1.x;
-    point1.location.y = location1.y;
-    point1.location.z = location1.z;
-
-    point2.pixel.x = pixel2.x;
-    point2.pixel.y = pixel2.y;
-    point2.pixel.z = pixel2.z;
-    point2.location.x = location2.x;
-    point2.location.y = location2.y;
-    point2.location.z = location2.z;
-    point2.callback = point1.callback;
-
-    point3.pixel.x = pixel3.x;
-    point3.pixel.y = pixel3.y;
-    point3.pixel.z = pixel3.z;
-    point3.location.x = location3.x;
-    point3.location.y = location3.y;
-    point3.location.z = location3.z;
-    point3.callback = point1.callback;
-
-    /* Prepare scanlines */
-    // TODO Don't create scanlines for each triangles (one by thread is more appropriate)
-    RenderScanlines scanlines;
-    int width = params.width * params.antialias;
-    scanlines.left = width;
-    scanlines.right = -1;
-    scanlines.up = new ScanPoint[width];
-    scanlines.down = new ScanPoint[width];
-
-    /* Render edges in scanlines */
-    _pushScanLineEdge(this, &scanlines, &point1, &point2);
-    _pushScanLineEdge(this, &scanlines, &point2, &point3);
-    _pushScanLineEdge(this, &scanlines, &point3, &point1);
-
-    /* Commit scanlines to area */
-    lock->acquire();
-    _renderScanLines(this, &scanlines);
-    lock->release();
-
-    /* Free scalines */
-    delete[] scanlines.up;
-    delete[] scanlines.down;
-}
-
-Color RenderArea::getPixel(int x, int y)
-{
-    Color result;
-
-    lock->acquire();
-    result = _getFinalPixel(this, x, y);
-    lock->release();
-
-    return result;
-}
-
-void* _renderPostProcessChunk(void* data)
-{
-    int x, y;
-    RenderFragment* fragment;
-    RenderChunk* chunk = (RenderChunk*)data;
-
-    for (x = chunk->startx; x <= chunk->endx; x++)
-{
-        for (y = chunk->starty; y <= chunk->endy; y++)
-        {
-            fragment = chunk->area->pixels + (y * chunk->area->params.width * chunk->area->params.antialias + x);
-            if (fragment->flags.dirty)
-            {
-                FragmentCallback callback;
-                Color col;
-
-                callback = chunk->area->fragment_callbacks[fragment->flags.callback];
-                if (callback.function)
-                {
-                    Vector3 location(fragment->data.location.x, fragment->data.location.y, fragment->data.location.z);
-                    col = callback.function(chunk->area->renderer, location, callback.data);
-                    /*colorNormalize(&col);*/
-                }
-                else
-                {
-                    col = COLOR_BLACK;
-                }
-
-                fragment->data.color.r = col.r;
-                fragment->data.color.g = col.g;
-                fragment->data.color.b = col.b;
-
-                chunk->area->lock->acquire();
-                fragment->flags.dirty = 0;
-                _setDirtyPixel(chunk->area, x, y);
-                chunk->area->lock->release();
-            }
-            chunk->area->pixel_done++;
-        }
-        if (chunk->interrupt)
-        {
-            break;
-        }
-    }
-
-    chunk->finished = 1;
-    return NULL;
-}
-
-#define MAX_CHUNKS 8
-void RenderArea::postProcess(int nbchunks)
-{
-    volatile RenderChunk chunks[MAX_CHUNKS];
-    int i;
-    int x, y, dx, dy, nx, ny;
-    int loops, running;
-
-    if (nbchunks > MAX_CHUNKS)
-    {
-        nbchunks = MAX_CHUNKS;
-    }
-    if (nbchunks < 1)
-    {
-        nbchunks = 1;
-    }
-
-    nx = 10;
-    ny = 10;
-    dx = params.width * params.antialias / nx;
-    dy = params.height * params.antialias / ny;
-    x = 0;
-    y = 0;
-    pixel_done = 0;
-
-    for (i = 0; i < nbchunks; i++)
-    {
-        chunks[i].thread = NULL;
-        chunks[i].area = this;
-    }
-
-    running = 0;
-    loops = 0;
-    while ((x < nx && !renderer->render_interrupt) || running > 0)
-    {
-        Thread::timeSleepMs(50);
-
-        for (i = 0; i < nbchunks; i++)
-        {
-            if (chunks[i].thread)
-            {
-                if (chunks[i].finished)
-                {
-                    chunks[i].thread->join();
-                    delete chunks[i].thread;
-                    chunks[i].thread = NULL;
-                    running--;
-                }
-                else if (renderer->render_interrupt)
-                {
-                    chunks[i].interrupt = 1;
-                }
-            }
-
-            renderer->render_progress = 0.1 + ((double)pixel_done / (double)pixel_count) * 0.9;
-
-            if (x < nx && !chunks[i].thread && !renderer->render_interrupt)
-            {
-                chunks[i].finished = 0;
-                chunks[i].interrupt = 0;
-                chunks[i].startx = x * dx;
-                if (x == nx - 1)
-                {
-                    chunks[i].endx = params.width * params.antialias - 1;
-                }
-                else
-                {
-                    chunks[i].endx = (x + 1) * dx - 1;
-                }
-                chunks[i].starty = y * dy;
-                if (y == ny - 1)
-                {
-                    chunks[i].endy = params.height * params.antialias - 1;
-                }
-                else
-                {
-                    chunks[i].endy = (y + 1) * dy - 1;
-                }
-
-                chunks[i].thread = new Thread(_renderPostProcessChunk);
-                chunks[i].thread->start((void*)(chunks + i));
-                running++;
-
-                if (++y >= ny)
-                {
-                    x++;
-                    y = 0;
-                }
-            }
-        }
-
-        if (++loops >= 10)
-        {
-            lock->acquire();
-            processDirtyPixels();
-            lock->release();
-
-            loops = 0;
-        }
-    }
-
-    processDirtyPixels();
-    callback_update(1.0);
-}
-
-class RenderWriter:public PictureWriter
-{
-public:
-    RenderWriter(RenderArea *area): area(area) {}
-
-    virtual unsigned int getPixel(int x, int y) override
-    {
-        Color result = _getFinalPixel(area, x, y);
-        result.normalize();
-        return result.to32BitBGRA();
-    }
-private:
-    RenderArea *area;
-};
-
-int RenderArea::saveToFile(const std::string &path)
-{
-    RenderWriter writer(this);
-    return writer.save(path, params.width, params.height);
-}
-
-void RenderArea::setPreviewCallbacks(RenderCallbackStart start, RenderCallbackDraw draw, RenderCallbackUpdate update)
-{
-    callback_start = start ? start : _callbackStart;
-    callback_draw = draw ? draw : _callbackDraw;
-    callback_update = update ? update : _callbackUpdate;
-
-    callback_start(params.width, params.height, background_color);
-
-    setAllDirty();
-    processDirtyPixels();
-
-    callback_update(0.0);
-}
diff --git a/src/render/software/RenderArea.h b/src/render/software/RenderArea.h
deleted file mode 100644
index 8bcb826..0000000
--- a/src/render/software/RenderArea.h
+++ /dev/null
@@ -1,76 +0,0 @@
-#ifndef RENDERAREA_H
-#define RENDERAREA_H
-
-#include "software_global.h"
-
-#include "Color.h"
-
-typedef struct RenderFragment RenderFragment;
-typedef struct FragmentCallback FragmentCallback;
-
-namespace paysages {
-namespace software {
-
-class SOFTWARESHARED_EXPORT RenderArea
-{
-public:
-    typedef struct
-    {
-        int width;
-        int height;
-        int antialias;
-        int quality;
-    } RenderParams;
-
-    typedef Color (*f_RenderFragmentCallback)(SoftwareRenderer* renderer, const Vector3 &location, void* data);
-    typedef void (*RenderCallbackStart)(int width, int height, const Color &background);
-    typedef void (*RenderCallbackDraw)(int x, int y, const Color &col);
-    typedef void (*RenderCallbackUpdate)(double progress);
-
-public:
-    RenderArea(SoftwareRenderer* parent);
-    ~RenderArea();
-
-    void setParams(RenderParams params);
-    void setToneMapping(const ColorProfile &profile);
-    void setBackgroundColor(const Color& col);
-    void clear();
-    void update();
-
-    void pushTriangle(const Vector3 &pixel1, const Vector3 &pixel2, const Vector3 &pixel3, const Vector3 &location1, const Vector3 &location2, const Vector3 &location3, f_RenderFragmentCallback callback, void* callback_data);
-
-    Color getPixel(int x, int y);
-
-    void postProcess(int nbchunks);
-    int saveToFile(const std::string &path);
-    void setPreviewCallbacks(RenderCallbackStart start, RenderCallbackDraw draw, RenderCallbackUpdate update);
-
-    void setAllDirty();
-    void processDirtyPixels();
-    void pushFragment(int x, int y, double z, int edge, const Vector3 &location, int callback);
-
-public:
-    ColorProfile* hdr_mapping;
-    SoftwareRenderer* renderer;
-    RenderParams params;
-    int pixel_count;
-    int pixel_done;
-    RenderFragment* pixels;
-    int fragment_callbacks_count;
-    FragmentCallback* fragment_callbacks;
-    Color background_color;
-    volatile int dirty_left;
-    volatile int dirty_right;
-    volatile int dirty_up;
-    volatile int dirty_down;
-    volatile int dirty_count;
-    Mutex* lock;
-    RenderCallbackStart callback_start;
-    RenderCallbackDraw callback_draw;
-    RenderCallbackUpdate callback_update;
-};
-
-}
-}
-
-#endif // RENDERAREA_H
diff --git a/src/render/software/RenderConfig.cpp b/src/render/software/RenderConfig.cpp
new file mode 100644
index 0000000..c4f67ca
--- /dev/null
+++ b/src/render/software/RenderConfig.cpp
@@ -0,0 +1,30 @@
+#include "RenderConfig.h"
+
+RenderConfig::RenderConfig(int width, int height, int antialias, int quality):
+    width(width), height(height), antialias(antialias), quality(quality)
+{
+    if (this->width <= 0)
+    {
+        this->width = 400;
+    }
+    if (this->height <= 0)
+    {
+        this->height = this->width * 4 / 3;
+    }
+    if (this->antialias < 1)
+    {
+        this->antialias = 1;
+    }
+    if (this->antialias > 4)
+    {
+        this->antialias = 4;
+    }
+    if (this->quality < 1)
+    {
+        this->quality = 1;
+    }
+    if (this->quality > 10)
+    {
+        this->quality = 10;
+    }
+}
diff --git a/src/render/software/RenderConfig.h b/src/render/software/RenderConfig.h
new file mode 100644
index 0000000..558b5b3
--- /dev/null
+++ b/src/render/software/RenderConfig.h
@@ -0,0 +1,23 @@
+#ifndef RENDERCONFIG_H
+#define RENDERCONFIG_H
+
+#include "software_global.h"
+
+namespace paysages {
+namespace software {
+
+class SOFTWARESHARED_EXPORT RenderConfig
+{
+public:
+    RenderConfig(int width=0, int height=0, int antialias=1, int quality=5);
+
+    int width;
+    int height;
+    int antialias;
+    int quality;
+};
+
+}
+}
+
+#endif // RENDERCONFIG_H
diff --git a/src/render/software/SkyRasterizer.cpp b/src/render/software/SkyRasterizer.cpp
index b0016a3..4bb6719 100644
--- a/src/render/software/SkyRasterizer.cpp
+++ b/src/render/software/SkyRasterizer.cpp
@@ -30,61 +30,6 @@ static Color _postProcessFragment(SoftwareRenderer* renderer, const Vector3 &loc
     return result;
 }
 
-void SkyRasterizer::rasterize()
-{
-    int res_i, res_j;
-    int i, j;
-    double step_i, step_j;
-    double current_i, current_j;
-    Vector3 vertex1, vertex2, vertex3, vertex4;
-    Vector3 camera_location, direction;
-
-    res_i = renderer->render_quality * 40;
-    res_j = renderer->render_quality * 20;
-    step_i = M_PI * 2.0 / (double)res_i;
-    step_j = M_PI / (double)res_j;
-
-    camera_location = renderer->getCameraLocation(VECTOR_ZERO);
-
-    for (j = 0; j < res_j; j++)
-    {
-        if (!renderer->addRenderProgress(0.0))
-        {
-            return;
-        }
-
-        current_j = (double)(j - res_j / 2) * step_j;
-
-        for (i = 0; i < res_i; i++)
-        {
-            current_i = (double)i * step_i;
-
-            direction.x = SPHERE_SIZE * cos(current_i) * cos(current_j);
-            direction.y = SPHERE_SIZE * sin(current_j);
-            direction.z = SPHERE_SIZE * sin(current_i) * cos(current_j);
-            vertex1 = camera_location.add(direction);
-
-            direction.x = SPHERE_SIZE * cos(current_i + step_i) * cos(current_j);
-            direction.y = SPHERE_SIZE * sin(current_j);
-            direction.z = SPHERE_SIZE * sin(current_i + step_i) * cos(current_j);
-            vertex2 = camera_location.add(direction);
-
-            direction.x = SPHERE_SIZE * cos(current_i + step_i) * cos(current_j + step_j);
-            direction.y = SPHERE_SIZE * sin(current_j + step_j);
-            direction.z = SPHERE_SIZE * sin(current_i + step_i) * cos(current_j + step_j);
-            vertex3 = camera_location.add(direction);
-
-            direction.x = SPHERE_SIZE * cos(current_i) * cos(current_j + step_j);
-            direction.y = SPHERE_SIZE * sin(current_j + step_j);
-            direction.z = SPHERE_SIZE * sin(current_i) * cos(current_j + step_j);
-            vertex4 = camera_location.add(direction);
-
-            /* TODO Triangles at poles */
-            renderer->pushQuad(vertex1, vertex4, vertex3, vertex2, _postProcessFragment, NULL);
-        }
-    }
-}
-
 void SkyRasterizer::rasterizeToCanvas(CanvasPortion* canvas)
 {
     int res_i, res_j;
diff --git a/src/render/software/SkyRasterizer.h b/src/render/software/SkyRasterizer.h
index 3184df3..0e44b76 100644
--- a/src/render/software/SkyRasterizer.h
+++ b/src/render/software/SkyRasterizer.h
@@ -13,7 +13,6 @@ class SOFTWARESHARED_EXPORT SkyRasterizer: public Rasterizer
 public:
     SkyRasterizer(SoftwareRenderer* renderer, int client_id);
 
-    virtual void rasterize();
     virtual void rasterizeToCanvas(CanvasPortion* canvas);
 };
 
diff --git a/src/render/software/SoftwareCanvasRenderer.cpp b/src/render/software/SoftwareCanvasRenderer.cpp
index 3a626d4..0252be6 100644
--- a/src/render/software/SoftwareCanvasRenderer.cpp
+++ b/src/render/software/SoftwareCanvasRenderer.cpp
@@ -13,9 +13,9 @@ SoftwareCanvasRenderer::SoftwareCanvasRenderer()
     started = false;
     canvas = new Canvas();
 
-    rasterizers.push_back(new TerrainRasterizer(this, 0));
+    rasterizers.push_back(new SkyRasterizer(this, 0));
     rasterizers.push_back(new WaterRasterizer(this, 1));
-    rasterizers.push_back(new SkyRasterizer(this, 2));
+    rasterizers.push_back(new TerrainRasterizer(this, 2));
 }
 
 SoftwareCanvasRenderer::~SoftwareCanvasRenderer()
@@ -41,6 +41,9 @@ void SoftwareCanvasRenderer::render()
     // TEMP
     started = true;
     CanvasPortion *portion = canvas->at(0, 0);
+    render_width = canvas->getWidth();
+    render_height = canvas->getHeight();
+    render_quality = 3;
 
     render_camera->setRenderSize(canvas->getWidth(), canvas->getHeight());
 
diff --git a/src/render/software/SoftwareRenderer.cpp b/src/render/software/SoftwareRenderer.cpp
index 2af4f4a..3ab791b 100644
--- a/src/render/software/SoftwareRenderer.cpp
+++ b/src/render/software/SoftwareRenderer.cpp
@@ -22,8 +22,6 @@
 
 SoftwareRenderer::SoftwareRenderer(Scenery* scenery)
 {
-    RenderArea::RenderParams params = {1, 1, 1, 5};
-
     render_quality = 5;
     render_width = 1;
     render_height = 1;
@@ -31,8 +29,6 @@ SoftwareRenderer::SoftwareRenderer(Scenery* scenery)
     render_progress = 0.0;
     is_rendering = 0;
     render_camera = new CameraDefinition;
-    render_area = new RenderArea(this);
-    render_area->setParams(params);
 
     atmosphere_renderer = new BaseAtmosphereRenderer(this);
     clouds_renderer = new CloudsRenderer(this);
@@ -59,7 +55,6 @@ SoftwareRenderer::SoftwareRenderer(Scenery* scenery)
 SoftwareRenderer::~SoftwareRenderer()
 {
     delete render_camera;
-    delete render_area;
 
     delete fluid_medium;
     delete lighting;
@@ -108,18 +103,6 @@ void SoftwareRenderer::prepare()
     //fluid_medium->registerMedium(water_renderer);
 }
 
-void SoftwareRenderer::rasterize()
-{
-    TerrainRasterizer terrain(this, 0);
-    terrain.rasterize();
-
-    WaterRasterizer water(this, 1);
-    water.rasterize();
-
-    SkyRasterizer sky(this, 2);
-    sky.rasterize();
-}
-
 void SoftwareRenderer::disableClouds()
 {
     scenery->getClouds()->clear();
@@ -164,63 +147,6 @@ void SoftwareRenderer::disableAtmosphere(const std::vector<LightComponent> &ligh
     atmosphere_renderer->setStaticLights(lights);
 }
 
-void SoftwareRenderer::setPreviewCallbacks(RenderArea::RenderCallbackStart start, RenderArea::RenderCallbackDraw draw, RenderArea::RenderCallbackUpdate update)
-{
-    render_area->setPreviewCallbacks(start, draw, update);
-}
-
-static void* _renderFirstPass(void* data)
-{
-    SoftwareRenderer* renderer = (SoftwareRenderer*)data;
-    renderer->rasterize();
-    renderer->is_rendering = 0;
-    return NULL;
-}
-
-void SoftwareRenderer::start(RenderArea::RenderParams params)
-{
-    Thread thread(_renderFirstPass);
-    int loops;
-    int core_count = System::getCoreCount();
-
-    params.antialias = (params.antialias < 1) ? 1 : params.antialias;
-    params.antialias = (params.antialias > 4) ? 4 : params.antialias;
-
-    render_quality = params.quality;
-    render_width = params.width * params.antialias;
-    render_height = params.height * params.antialias;
-    render_interrupt = 0;
-    render_progress = 0.0;
-
-    prepare();
-
-    render_camera->setRenderSize(render_width, render_height);
-
-    render_area->setBackgroundColor(COLOR_BLACK);
-    render_area->setParams(params);
-    render_area->clear();
-
-    is_rendering = 1;
-    thread.start(this);
-    loops = 0;
-
-    while (is_rendering)
-    {
-        Thread::timeSleepMs(100);
-
-        if (++loops >= 10)
-        {
-            render_area->update();
-            loops = 0;
-        }
-    }
-    thread.join();
-
-    is_rendering = 1;
-    render_area->postProcess(core_count);
-    is_rendering = 0;
-}
-
 void SoftwareRenderer::interrupt()
 {
     render_interrupt = 1;
@@ -296,37 +222,3 @@ Vector3 SoftwareRenderer::unprojectPoint(const Vector3 &point)
 {
     return render_camera->unproject(point);
 }
-
-void SoftwareRenderer::pushTriangle(const Vector3 &v1, const Vector3 &v2, const Vector3 &v3, RenderArea::f_RenderFragmentCallback callback, void* callback_data)
-{
-    Vector3 p1, p2, p3;
-
-    p1 = projectPoint(v1);
-    p2 = projectPoint(v2);
-    p3 = projectPoint(v3);
-
-    render_area->pushTriangle(p1, p2, p3, v1, v2, v3, callback, callback_data);
-}
-
-void SoftwareRenderer::pushQuad(const Vector3 &v1, const Vector3 &v2, const Vector3 &v3, const Vector3 &v4, RenderArea::f_RenderFragmentCallback callback, void* callback_data)
-{
-    pushTriangle(v2, v3, v1, callback, callback_data);
-    pushTriangle(v4, v1, v3, callback, callback_data);
-}
-
-void SoftwareRenderer::pushDisplacedTriangle(const Vector3 &v1, const Vector3 &v2, const Vector3 &v3, const Vector3 &ov1, const Vector3 &ov2, const Vector3 &ov3, RenderArea::f_RenderFragmentCallback callback, void* callback_data)
-{
-    Vector3 p1, p2, p3;
-
-    p1 = projectPoint(v1);
-    p2 = projectPoint(v2);
-    p3 = projectPoint(v3);
-
-    render_area->pushTriangle(p1, p2, p3, ov1, ov2, ov3, callback, callback_data);
-}
-
-void SoftwareRenderer::pushDisplacedQuad(const Vector3 &v1, const Vector3 &v2, const Vector3 &v3, const Vector3 &v4, const Vector3 &ov1, const Vector3 &ov2, const Vector3 &ov3, const Vector3 &ov4, RenderArea::f_RenderFragmentCallback callback, void* callback_data)
-{
-    pushDisplacedTriangle(v2, v3, v1, ov2, ov3, ov1, callback, callback_data);
-    pushDisplacedTriangle(v4, v1, v3, ov4, ov1, ov3, callback, callback_data);
-}
diff --git a/src/render/software/SoftwareRenderer.h b/src/render/software/SoftwareRenderer.h
index 9f269f3..04f8ded 100644
--- a/src/render/software/SoftwareRenderer.h
+++ b/src/render/software/SoftwareRenderer.h
@@ -3,7 +3,6 @@
 
 #include "software_global.h"
 
-#include "RenderArea.h"
 #include "RayCastingManager.h"
 
 namespace paysages {
@@ -26,7 +25,6 @@ public:
     CameraDefinition* render_camera;
 
     /* Render related */
-    RenderArea* render_area;
     double render_progress;
     int render_interrupt;
     int is_rendering;
@@ -39,10 +37,6 @@ public:
     virtual Vector3 projectPoint(const Vector3 &point);
     virtual Vector3 unprojectPoint(const Vector3 &point);
     virtual int addRenderProgress(double progress);
-    virtual void pushTriangle(const Vector3 &v1, const Vector3 &v2, const Vector3 &v3, RenderArea::f_RenderFragmentCallback callback, void* callback_data);
-    virtual void pushQuad(const Vector3 &v1, const Vector3 &v2, const Vector3 &v3, const Vector3 &v4, RenderArea::f_RenderFragmentCallback callback, void* callback_data);
-    virtual void pushDisplacedTriangle(const Vector3 &v1, const Vector3 &v2, const Vector3 &v3, const Vector3 &ov1, const Vector3 &ov2, const Vector3 &ov3, RenderArea::f_RenderFragmentCallback callback, void* callback_data);
-    virtual void pushDisplacedQuad(const Vector3 &v1, const Vector3 &v2, const Vector3 &v3, const Vector3 &v4, const Vector3 &ov1, const Vector3 &ov2, const Vector3 &ov3, const Vector3 &ov4, RenderArea::f_RenderFragmentCallback callback, void* callback_data);
 
     /*!
      * \brief Set the scenery to render.
@@ -59,11 +53,6 @@ public:
      */
     virtual void prepare();
 
-    /*!
-     * \brief Start the rasterization process.
-     */
-    virtual void rasterize();
-
     /*!
      * \brief Disable the clouds feature.
      *
@@ -78,8 +67,6 @@ public:
     void disableAtmosphere();
     void disableAtmosphere(const std::vector<LightComponent> &lights);
 
-    void setPreviewCallbacks(RenderArea::RenderCallbackStart start, RenderArea::RenderCallbackDraw draw, RenderArea::RenderCallbackUpdate update);
-    void start(RenderArea::RenderParams params);
     void interrupt();
 
     inline Scenery* getScenery() const {return scenery;}
diff --git a/src/render/software/TerrainRasterizer.cpp b/src/render/software/TerrainRasterizer.cpp
index 143b208..0aa386c 100644
--- a/src/render/software/TerrainRasterizer.cpp
+++ b/src/render/software/TerrainRasterizer.cpp
@@ -8,6 +8,7 @@
 #include "TexturesRenderer.h"
 #include "Scenery.h"
 #include "ParallelQueue.h"
+#include "CanvasPortion.h"
 
 TerrainRasterizer::TerrainRasterizer(SoftwareRenderer* renderer, int client_id):
     Rasterizer(renderer, client_id)
@@ -25,7 +26,30 @@ static Color _postProcessFragment(SoftwareRenderer* renderer, const Vector3 &poi
     return renderer->getTerrainRenderer()->getFinalColor(point, precision);
 }
 
-static void _renderQuad(SoftwareRenderer* renderer, double x, double z, double size, double water_height)
+void TerrainRasterizer::tessellateChunk(CanvasPortion* canvas, TerrainChunkInfo* chunk, int detail)
+{
+    if (detail < 1)
+    {
+        return;
+    }
+
+    double water_height = renderer->getWaterRenderer()->getHeightInfo().min_height;
+
+    double startx = chunk->point_nw.x;
+    double startz = chunk->point_nw.z;
+    double size = (chunk->point_ne.x - chunk->point_nw.x) / (double)detail;
+    int i, j;
+
+    for (i = 0; i < detail; i++)
+    {
+        for (j = 0; j < detail; j++)
+        {
+            renderQuad(canvas, startx + (double)i * size, startz + (double)j * size, size, water_height);
+        }
+    }
+}
+
+void TerrainRasterizer::renderQuad(CanvasPortion *canvas, double x, double z, double size, double water_height)
 {
     Vector3 ov1, ov2, ov3, ov4;
     Vector3 dv1, dv2, dv3, dv4;
@@ -50,30 +74,7 @@ static void _renderQuad(SoftwareRenderer* renderer, double x, double z, double s
 
     if (dv1.y > water_height || dv2.y > water_height || dv3.y > water_height || dv4.y > water_height)
     {
-        renderer->pushDisplacedQuad(dv1, dv2, dv3, dv4, ov1, ov2, ov3, ov4, _postProcessFragment, NULL);
-    }
-}
-
-void TerrainRasterizer::tessellateChunk(TerrainChunkInfo* chunk, int detail)
-{
-    if (detail < 1)
-    {
-        return;
-    }
-
-    double water_height = renderer->getWaterRenderer()->getHeightInfo().min_height;
-
-    double startx = chunk->point_nw.x;
-    double startz = chunk->point_nw.z;
-    double size = (chunk->point_ne.x - chunk->point_nw.x) / (double)detail;
-    int i, j;
-
-    for (i = 0; i < detail; i++)
-    {
-        for (j = 0; j < detail; j++)
-        {
-            _renderQuad(renderer, startx + (double)i * size, startz + (double)j * size, size, water_height);
-        }
+        pushDisplacedQuad(canvas, dv1, dv2, dv3, dv4, ov1, ov2, ov3, ov4);
     }
 }
 
@@ -130,7 +131,7 @@ static void _getChunk(SoftwareRenderer* renderer, TerrainRasterizer::TerrainChun
     }
 }
 
-void TerrainRasterizer::getTessellationInfo(int displaced)
+void TerrainRasterizer::getTessellationInfo(CanvasPortion* canvas, int displaced)
 {
     TerrainChunkInfo chunk;
     int chunk_factor, chunk_count, i;
@@ -157,25 +158,25 @@ void TerrainRasterizer::getTessellationInfo(int displaced)
         for (i = 0; i < chunk_count - 1; i++)
         {
             _getChunk(renderer, &chunk, cx - radius_ext + chunk_size * i, cz - radius_ext, chunk_size, displaced);
-            if (!processChunk(&chunk, progress))
+            if (!processChunk(canvas, &chunk, progress))
             {
                 return;
             }
 
             _getChunk(renderer, &chunk, cx + radius_int, cz - radius_ext + chunk_size * i, chunk_size, displaced);
-            if (!processChunk(&chunk, progress))
+            if (!processChunk(canvas, &chunk, progress))
             {
                 return;
             }
 
             _getChunk(renderer, &chunk, cx + radius_int - chunk_size * i, cz + radius_int, chunk_size, displaced);
-            if (!processChunk(&chunk, progress))
+            if (!processChunk(canvas, &chunk, progress))
             {
                 return;
             }
 
             _getChunk(renderer, &chunk, cx - radius_ext, cz + radius_int - chunk_size * i, chunk_size, displaced);
-            if (!processChunk(&chunk, progress))
+            if (!processChunk(canvas, &chunk, progress))
             {
                 return;
             }
@@ -196,6 +197,7 @@ void TerrainRasterizer::getTessellationInfo(int displaced)
 typedef struct
 {
     TerrainRasterizer* rasterizer;
+    CanvasPortion *canvas;
     TerrainRasterizer::TerrainChunkInfo chunk;
 } ParallelRasterInfo;
 
@@ -205,18 +207,19 @@ static int _parallelJobCallback(ParallelQueue*, int, void* data, int stopping)
 
     if (!stopping)
     {
-        info->rasterizer->tessellateChunk(&info->chunk, info->chunk.detail_hint);
+        info->rasterizer->tessellateChunk(info->canvas, &info->chunk, info->chunk.detail_hint);
     }
 
     delete info;
     return 0;
 }
 
-int TerrainRasterizer::processChunk(TerrainChunkInfo* chunk, double progress)
+int TerrainRasterizer::processChunk(CanvasPortion* canvas, TerrainChunkInfo* chunk, double progress)
 {
     ParallelRasterInfo* info = new ParallelRasterInfo;
 
     info->rasterizer = this;
+    info->canvas = canvas;
     info->chunk = *chunk;
 
     if (!queue->addJob(_parallelJobCallback, info))
@@ -230,16 +233,15 @@ int TerrainRasterizer::processChunk(TerrainChunkInfo* chunk, double progress)
 
 void TerrainRasterizer::rasterize()
 {
-    queue = new ParallelQueue();
-
-    renderer->render_progress = 0.0;
-    getTessellationInfo(0);
-    renderer->render_progress = 0.05;
-
-    queue->wait();
 }
 
 void TerrainRasterizer::rasterizeToCanvas(CanvasPortion *canvas)
 {
+    queue = new ParallelQueue();
 
+    renderer->render_progress = 0.0;
+    getTessellationInfo(canvas, 0);
+    renderer->render_progress = 0.05;
+
+    queue->wait();
 }
diff --git a/src/render/software/TerrainRasterizer.h b/src/render/software/TerrainRasterizer.h
index 9528958..af8b020 100644
--- a/src/render/software/TerrainRasterizer.h
+++ b/src/render/software/TerrainRasterizer.h
@@ -27,19 +27,21 @@ public:
     /**
      * Method called for each chunk tessellated by getTessellationInfo.
      */
-    int processChunk(TerrainChunkInfo* chunk, double progress);
+    int processChunk(CanvasPortion* canvas, TerrainChunkInfo* chunk, double progress);
 
     /**
      * Tessellate the terrain, calling processChunk for each chunk.
      *
      * The terrain will be broken in chunks, most detailed near the camera.
      */
-    void getTessellationInfo(int displaced);
+    void getTessellationInfo(CanvasPortion* canvas, int displaced);
 
     /**
      * Tessellate a terrain chunk, pushing the quads in the render area.
      */
-    void tessellateChunk(TerrainChunkInfo* chunk, int detail);
+    void tessellateChunk(CanvasPortion* canvas, TerrainChunkInfo* chunk, int detail);
+
+    void renderQuad(CanvasPortion* canvas, double x, double z, double size, double water_height);
 
     /**
      * Start the final rasterization of terrain.
diff --git a/src/render/software/WaterRasterizer.cpp b/src/render/software/WaterRasterizer.cpp
index 0df1c9f..9af4ef4 100644
--- a/src/render/software/WaterRasterizer.cpp
+++ b/src/render/software/WaterRasterizer.cpp
@@ -25,110 +25,6 @@ static inline Vector3 _getFirstPassVertex(SoftwareRenderer* renderer, double x,
     return result;
 }
 
-static void _renderQuad(SoftwareRenderer* renderer, double x, double z, double size)
-{
-    Vector3 v1, v2, v3, v4;
-
-    v1 = _getFirstPassVertex(renderer, x, z);
-    v2 = _getFirstPassVertex(renderer, x, z + size);
-    v3 = _getFirstPassVertex(renderer, x + size, z + size);
-    v4 = _getFirstPassVertex(renderer, x + size, z);
-
-    renderer->pushQuad(v1, v2, v3, v4, _postProcessFragment, NULL);
-}
-
-typedef struct
-{
-    SoftwareRenderer* renderer;
-    int i;
-    double cx;
-    double cz;
-    double radius_int;
-    double chunk_size;
-    double radius_ext;
-} ParallelRasterInfo;
-
-static int _parallelJobCallback(ParallelQueue*, int, void* data, int stopping)
-{
-    ParallelRasterInfo* info = (ParallelRasterInfo*)data;
-
-    if (!stopping)
-    {
-        _renderQuad(info->renderer, info->cx - info->radius_ext + info->chunk_size * info->i, info->cz - info->radius_ext, info->chunk_size);
-        _renderQuad(info->renderer, info->cx + info->radius_int, info->cz - info->radius_ext + info->chunk_size * info->i, info->chunk_size);
-        _renderQuad(info->renderer, info->cx + info->radius_int - info->chunk_size * info->i, info->cz + info->radius_int, info->chunk_size);
-        _renderQuad(info->renderer, info->cx - info->radius_ext, info->cz + info->radius_int - info->chunk_size * info->i, info->chunk_size);
-    }
-
-    delete info;
-    return 0;
-}
-
-void WaterRasterizer::rasterize()
-{
-    ParallelRasterInfo* info;
-    ParallelQueue* queue;
-    queue = new ParallelQueue();
-
-    int chunk_factor, chunk_count, i;
-    Vector3 cam = renderer->getCameraLocation(VECTOR_ZERO);
-    double radius_int, radius_ext, base_chunk_size, chunk_size;
-
-    base_chunk_size = 2.0 / (double)renderer->render_quality;
-    if (renderer->render_quality > 7)
-    {
-        base_chunk_size *= 0.5;
-    }
-
-    chunk_factor = 1;
-    chunk_count = 2;
-    radius_int = 0.0;
-    radius_ext = base_chunk_size;
-    chunk_size = base_chunk_size;
-
-    double cx = cam.x - fmod(cam.x, base_chunk_size);
-    double cz = cam.z - fmod(cam.x, base_chunk_size);
-
-    while (radius_int < 20000.0)
-    {
-        if (!renderer->addRenderProgress(0.0))
-        {
-            return;
-        }
-
-        for (i = 0; i < chunk_count - 1; i++)
-        {
-            info = new ParallelRasterInfo;
-
-            info->renderer = renderer;
-            info->cx = cx;
-            info->cz = cz;
-            info->i = i;
-            info->radius_int = radius_int;
-            info->radius_ext = radius_ext;
-            info->chunk_size = chunk_size;
-
-            if (!queue->addJob(_parallelJobCallback, info))
-            {
-                delete info;
-            }
-        }
-
-        if (radius_int > 20.0 && chunk_count % 64 == 0 && (double)chunk_factor < radius_int / 20.0)
-        {
-            chunk_count /= 2;
-            chunk_factor *= 2;
-        }
-        chunk_count += 2;
-        chunk_size = base_chunk_size * chunk_factor;
-        radius_int = radius_ext;
-        radius_ext += chunk_size;
-    }
-
-    queue->wait();
-    delete queue;
-}
-
 void WaterRasterizer::rasterizeQuad(CanvasPortion* canvas, double x, double z, double size)
 {
     Vector3 v1, v2, v3, v4;
diff --git a/src/render/software/WaterRasterizer.h b/src/render/software/WaterRasterizer.h
index 98e4450..e8cda24 100644
--- a/src/render/software/WaterRasterizer.h
+++ b/src/render/software/WaterRasterizer.h
@@ -15,8 +15,6 @@ public:
 
     void rasterizeQuad(CanvasPortion* canvas, double x, double z, double size);
 
-    virtual void rasterize();
-
     virtual void rasterizeToCanvas(CanvasPortion* canvas);
 };
 
diff --git a/src/render/software/software.pro b/src/render/software/software.pro
index 444a395..8f6ba50 100644
--- a/src/render/software/software.pro
+++ b/src/render/software/software.pro
@@ -34,7 +34,6 @@ SOURCES += SoftwareRenderer.cpp \
     TerrainRenderer.cpp \
     TexturesRenderer.cpp \
     WaterRenderer.cpp \
-    RenderArea.cpp \
     RayCastingManager.cpp \
     NightSky.cpp \
     TerrainRayWalker.cpp \
@@ -45,7 +44,8 @@ SOURCES += SoftwareRenderer.cpp \
     SoftwareCanvasRenderer.cpp \
     Rasterizer.cpp \
     CanvasLiveClient.cpp \
-    CanvasPreview.cpp
+    CanvasPreview.cpp \
+    RenderConfig.cpp
 
 HEADERS += SoftwareRenderer.h\
         software_global.h \
@@ -69,7 +69,6 @@ HEADERS += SoftwareRenderer.h\
     TerrainRenderer.h \
     TexturesRenderer.h \
     WaterRenderer.h \
-    RenderArea.h \
     RayCastingManager.h \
     NightSky.h \
     TerrainRayWalker.h \
@@ -80,7 +79,8 @@ HEADERS += SoftwareRenderer.h\
     SoftwareCanvasRenderer.h \
     Rasterizer.h \
     CanvasLiveClient.h \
-    CanvasPreview.h
+    CanvasPreview.h \
+    RenderConfig.h
 
 unix:!symbian {
     maemo5 {
diff --git a/src/render/software/software_global.h b/src/render/software/software_global.h
index 419a378..fc6a3fd 100644
--- a/src/render/software/software_global.h
+++ b/src/render/software/software_global.h
@@ -15,7 +15,7 @@ namespace paysages {
 namespace software {
     class SoftwareRenderer;
     class SoftwareCanvasRenderer;
-    class RenderArea;
+    class RenderConfig;
 
     class FluidMediumManager;
     class FluidMediumInterface;
diff --git a/src/tests/Bruneton_Test.cpp b/src/tests/Bruneton_Test.cpp
index 70d49d9..dcce68a 100644
--- a/src/tests/Bruneton_Test.cpp
+++ b/src/tests/Bruneton_Test.cpp
@@ -31,7 +31,7 @@ TEST(Bruneton, AerialPerspective1)
     renderer.render_camera->setTarget(VECTOR_EAST);
     renderer.render_camera->setRenderSize(renderer.render_width, renderer.render_height);
 
-    RenderArea::RenderParams params = {renderer.render_width, renderer.render_height, 1, 1};
+    /*RenderArea::RenderParams params = {renderer.render_width, renderer.render_height, 1, 1};
     renderer.render_area->setParams(params);
     renderer.render_area->setBackgroundColor(COLOR_BLACK);
     renderer.render_area->clear();
@@ -43,7 +43,7 @@ TEST(Bruneton, AerialPerspective1)
     renderer.pushQuad(Vector3(30.0, -10.0, 25.0), Vector3(30.0, -10.0, 30.0), Vector3(30.0, 50.0, 30.0), Vector3(30.0, 50.0, 25.0), _postProcessFragment, NULL);
     renderer.render_area->postProcess(System::getCoreCount());
 
-    renderer.render_area->saveToFile("./output/test_bruneton_perspective.png");
+    renderer.render_area->saveToFile("./output/test_bruneton_perspective.png");*/
 }
 
 TEST(Bruneton, AerialPerspective2)
@@ -67,7 +67,7 @@ TEST(Bruneton, AerialPerspective2)
     renderer.render_camera->setTarget(VECTOR_EAST);
     renderer.render_camera->setRenderSize(renderer.render_width, renderer.render_height);
 
-    RenderArea::RenderParams params = {renderer.render_width, renderer.render_height, 1, 1};
+    /*RenderArea::RenderParams params = {renderer.render_width, renderer.render_height, 1, 1};
     renderer.render_area->setParams(params);
     renderer.render_area->setBackgroundColor(COLOR_BLACK);
     renderer.render_area->clear();
@@ -79,5 +79,5 @@ TEST(Bruneton, AerialPerspective2)
     renderer.pushQuad(Vector3(30.0, -10.0, 25.0), Vector3(30.0, -10.0, 30.0), Vector3(30.0, 50.0, 30.0), Vector3(30.0, 50.0, 25.0), _postProcessFragment, NULL);
     renderer.render_area->postProcess(System::getCoreCount());
 
-    renderer.render_area->saveToFile("./output/test_bruneton_perspective1.png");
+    renderer.render_area->saveToFile("./output/test_bruneton_perspective1.png");*/
 }
diff --git a/src/tests/Render_Test.cpp b/src/tests/Render_Test.cpp
index e1914fb..a98803d 100644
--- a/src/tests/Render_Test.cpp
+++ b/src/tests/Render_Test.cpp
@@ -34,19 +34,19 @@ static void _render_quad_checker(SoftwareRenderer &renderer)
     renderer.render_width = 800;
     renderer.render_height = 600;
     renderer.render_quality = 1;
-    renderer.render_area->setToneMapping(ColorProfile(ColorProfile::TONE_MAPPING_CLAMP, 0.0));
+    //renderer.render_area->setToneMapping(ColorProfile(ColorProfile::TONE_MAPPING_CLAMP, 0.0));
 
     renderer.render_camera->setRenderSize(renderer.render_width, renderer.render_height);
     renderer.render_camera->setFov(1.57);
 
-    RenderArea::RenderParams params = {renderer.render_width, renderer.render_height, 1, 1};
+    /*RenderConfig params(renderer.render_width, renderer.render_height, 1, 1);
     renderer.render_area->setParams(params);
 
     renderer.render_area->setBackgroundColor(COLOR_BLUE);
     renderer.render_area->clear();
 
     renderer.pushQuad(Vector3(-1.0, 0.0, 1.0), Vector3(-1.0, 0.0, -1.0), Vector3(1.0, 0.0, -1.0), Vector3(1.0, 0.0, 1.0), _postProcessFragment, NULL);
-    renderer.render_area->postProcess(System::getCoreCount());
+    renderer.render_area->postProcess(System::getCoreCount());*/
 }
 
 TEST(Render, quad)
@@ -61,7 +61,7 @@ TEST(Render, quad)
 
     _render_quad_checker(renderer);
 
-    Color col;
+    /*Color col;
     col = renderer.render_area->getPixel(399, 599 - 435);
     ASSERT_COLOR_RGBA(col, 1.0, 1.0, 1.0, 1.0);
     col = renderer.render_area->getPixel(399, 599 - 436);
@@ -71,7 +71,7 @@ TEST(Render, quad)
     col = renderer.render_area->getPixel(400, 599 - 436);
     ASSERT_COLOR_RGBA(col, 1.0, 1.0, 1.0, 1.0);
 
-    renderer.render_area->saveToFile("./output/test_render_quad.png");
+    renderer.render_area->saveToFile("./output/test_render_quad.png");*/
 }
 
 TEST(Render, quad_cut)
@@ -86,5 +86,5 @@ TEST(Render, quad_cut)
 
     _render_quad_checker(renderer);
 
-    renderer.render_area->saveToFile("./output/test_render_quad_cut.png");
+    //renderer.render_area->saveToFile("./output/test_render_quad_cut.png");
 }