diff --git a/src/meshlab/glarea.cpp b/src/meshlab/glarea.cpp
index 15f1d6029..6d4f00449 100644
--- a/src/meshlab/glarea.cpp
+++ b/src/meshlab/glarea.cpp
@@ -24,6 +24,9 @@
 History
 
 $Log$
+Revision 1.13  2005/11/24 01:38:36  cignoni
+Added new plugins intefaces, tested with shownormal render mode
+
 Revision 1.12  2005/11/22 21:51:53  alemochi
 Changed frustum values.
 
@@ -73,15 +76,15 @@ First rough version. It simply load a mesh.
 #include <GL/glew.h>
 #include <wrap/gl/space.h>
 
+#include "meshmodel.h"
 #include "interfaces.h"
 #include "glarea.h"
-#include "meshmodel.h"
 
 using namespace vcg; 
 GLArea::GLArea(QWidget *parent)
 : QGLWidget(parent)
 {
-
+ iRender=0;
 }
 
 QSize GLArea::minimumSizeHint() const {
@@ -105,8 +108,8 @@ void GLArea::initializeGL()
 	glEnable(GL_LIGHT0);
 	glEnable(GL_LIGHTING);
 
-	drawMode	= GLW::DMSmooth;
-	drawColor = GLW::CMNone;
+	rm.drawMode	= GLW::DMSmooth;
+	rm.drawColor = GLW::CMNone;
 }
 
 void GLArea::paintGL()
@@ -140,8 +143,9 @@ void GLArea::paintGL()
 	glScale(d);
 	glTranslate(-mm->cm.bbox.Center());
 
-	mm->Render(drawMode,drawColor);
-
+	mm->Render(rm.drawMode,rm.drawColor);
+  if(iRender)
+    iRender->Render(iRenderString,*mm,rm,this);
 	glPushAttrib(GL_ENABLE_BIT);
 	glDisable(GL_LIGHTING);
 		log.glDraw(this,0,3);
@@ -203,6 +207,6 @@ void GLArea::wheelEvent(QWheelEvent*e)
 
 void GLArea::setDrawMode(vcg::GLW::DrawMode mode)
 {
-	drawMode = mode;
+	rm.drawMode = mode;
 	updateGL();
 }
\ No newline at end of file
diff --git a/src/meshlab/glarea.h b/src/meshlab/glarea.h
index d16f3442b..51880638f 100644
--- a/src/meshlab/glarea.h
+++ b/src/meshlab/glarea.h
@@ -24,6 +24,9 @@
   History
 
 $Log$
+Revision 1.7  2005/11/24 01:38:36  cignoni
+Added new plugins intefaces, tested with shownormal render mode
+
 Revision 1.6  2005/11/20 19:30:50  glvertex
 - Added lighting parameters (still working on...)
 - Added logging events
@@ -54,6 +57,24 @@ First rough version. It simply load a mesh.
 
 #include "GLLogStream.h"
 
+#include "meshmodel.h"
+#include "interfaces.h"
+
+class RenderMode
+{
+public:
+  	vcg::GLW::DrawMode	drawMode;
+  	vcg::GLW::ColorMode	drawColor;
+  	vcg::GLW::TextureMode	drawTexture;
+
+    bool Lighting;
+    bool BackFaceCull;
+    bool DoubleSideLighting;  
+    bool FancyLighting;
+    bool CastShadow;
+    vcg::Point3f LightDir;
+};
+
 
 class MeshModel;
 class GLArea : public QGLWidget
@@ -72,6 +93,8 @@ public:
 	QSize sizeHint() const;
 	void setDrawMode(vcg::GLW::DrawMode mode);
 
+  MeshRenderInterface *iRender; 
+  QString iRenderString;
 protected:
 	void initializeGL();
 	void paintGL();
@@ -81,10 +104,11 @@ protected:
 	void mouseReleaseEvent(QMouseEvent *event);
 	void wheelEvent(QWheelEvent*e);
 
-
+  
 private:
-	vcg::GLW::DrawMode	drawMode;
-	vcg::GLW::ColorMode	drawColor;
+  RenderMode rm;
+
 };
 
+
 #endif
diff --git a/src/meshlab/interfaces.h b/src/meshlab/interfaces.h
index 8b9ce859c..bea3a25fe 100644
--- a/src/meshlab/interfaces.h
+++ b/src/meshlab/interfaces.h
@@ -23,6 +23,9 @@
 /****************************************************************************
   History
 $Log$
+Revision 1.6  2005/11/24 01:38:36  cignoni
+Added new plugins intefaces, tested with shownormal render mode
+
 Revision 1.5  2005/11/23 00:25:06  glvertex
 Reverted plugin interface to prev version
 
@@ -43,9 +46,11 @@ class QPainter;
 class QPainterPath;
 class QPoint;
 class QRect;
+class QIcon;
 class QString;
 class QStringList;
 class MeshModel;
+class RenderMode;
 
 class MeshIOInterface
 {
@@ -53,23 +58,58 @@ public:
     virtual ~MeshIOInterface() {}
 
     virtual QStringList format() const = 0;
+    
+    virtual bool open(
+      QString &filter, // "OBJ"
+      MeshModel &m, 
+      int mask,
+      CallBackPos *cb=0,
+      QWidget *parent=0);
+    
+  virtual bool save(
+      QString &filter, // "OBJ"
+      MeshModel &m, 
+      int mask,
+      vcg::CallBackPos *cb=0,
+      QWidget *parent= 0) ; // prima istanza il dialogo di opzioni viene sempre.
 };
 
 class MeshFilterInterface
 {
 public:
     virtual ~MeshFilterInterface() {}
-    virtual bool applyFilter(QString &filter,MeshModel &m, QWidget *parent) = 0;
+    virtual QIcon *getIcon(QString &filter, QWidget *parent) {return 0;};
+    virtual bool applyFilter(QString &filter, MeshModel &m, QWidget *parent) = 0;
     virtual QStringList filters() const = 0;
 };
+/*
+Serve per customizzare totalmente il processo di rendering
+Viene invocata al posto del rendering standard della mesh.
+- Con che stato opengl gia settato per quanto riguarda:
+    - Matrici proj e model
+    - Lighting (dir e tipo luci) 
+    - Bf cull ecc e tutto lo stato classico
 
+*/
 
 class MeshRenderInterface
 {
 public:
     virtual ~MeshRenderInterface() {}
 
-    virtual QStringList mode() const = 0;
+    virtual void Init(    QString &mode, MeshModel &m, QWidget *parent){};
+    virtual void Render(  QString &mode, MeshModel &m, RenderMode &rm, QWidget *parent) =0;
+    virtual void Finalize(QString &mode, MeshModel &m, QWidget *parent){};
+
+    virtual QStringList modes() const = 0;
+};
+
+class MeshColorizeInterface
+{
+    virtual void Compute( QString &mode, MeshModel &m, QWidget *parent){};
+    virtual void Show(QString &mode, bool show, MeshModel &m, QWidget *parent) {};
+    virtual void Finalize(QString &mode, MeshModel &m, QWidget *parent){};
+    virtual QStringList colorsFrom() const = 0;
 };
 
 Q_DECLARE_INTERFACE(MeshIOInterface,
diff --git a/src/meshlab/mainwindow.cpp b/src/meshlab/mainwindow.cpp
index f87e426f2..973a00111 100644
--- a/src/meshlab/mainwindow.cpp
+++ b/src/meshlab/mainwindow.cpp
@@ -24,6 +24,9 @@
 History
 
 $Log$
+Revision 1.24  2005/11/24 01:38:36  cignoni
+Added new plugins intefaces, tested with shownormal render mode
+
 Revision 1.23  2005/11/23 00:25:06  glvertex
 Reverted plugin interface to prev version
 
@@ -117,6 +120,7 @@ First rough version. It simply load a mesh.
 #include <QToolBar>
 
 
+#include "meshmodel.h"
 #include "interfaces.h"
 #include "mainwindow.h"
 #include "glarea.h"
@@ -165,7 +169,7 @@ void MainWindow::open(QString fileName)
 		if(!nm->Open(fileName.toAscii())){
 			QMessageBox::information(this, tr("Plug & Paint"),
 				tr("Cannot load %1.").arg(fileName));
-
+    
 			delete nm;
 			return;
 		}
@@ -180,6 +184,11 @@ void MainWindow::open(QString fileName)
 			if(workspace->isVisible()) gla->showMaximized();
 			else QTimer::singleShot(00, gla, SLOT(showMaximized()));
       setCurrentFile(fileName);
+      if(!gla->mm->cm.textures.empty()) 
+      {
+        QMessageBox::information(this, tr("Plug & Paint"),
+				tr("Cannot load %1.").arg(gla->mm->cm.textures[0].c_str()));
+      }
 			return;
 		}
 	}
@@ -335,8 +344,8 @@ void MainWindow::createMenus()
 	
 
 	//////////////////// Menu Render //////////////////////////////////////////////////////////////
-	RenderMenu		= menuBar()->addMenu(tr("&Render"));
-  RenderMenu->addActions(renderModeGroup->actions());
+	renderMenu		= menuBar()->addMenu(tr("&Render"));
+  renderMenu->addActions(renderModeGroup->actions());
  
 	//////////////////// Menu View ////////////////////////////////////////////////////////////////
 	viewMenu		= menuBar()->addMenu(tr("&View"));
@@ -380,6 +389,9 @@ void MainWindow::loadPlugins()
 			MeshFilterInterface *iFilter = qobject_cast<MeshFilterInterface *>(plugin);
 			if (iFilter)
 				addToMenu(plugin, iFilter->filters(), filterMenu, SLOT(applyFilter()));                
+			MeshRenderInterface *iRender = qobject_cast<MeshRenderInterface *>(plugin);
+			if (iRender)
+				addToMenu(plugin, iRender->modes(), renderMenu, SLOT(applyRenderMode()));                
 
 			pluginFileNames += fileName;
 		}
@@ -408,8 +420,23 @@ void MainWindow::applyFilter()
 	QAction *action = qobject_cast<QAction *>(sender());
 	MeshFilterInterface *iFilter = qobject_cast<MeshFilterInterface *>(action->parent());
 
-	iFilter->applyFilter(action->text(),*(((GLArea *)(workspace->activeWindow()))->mm ), this);
-	qobject_cast<GLArea *>(workspace->activeWindow())->log.Log(0,"Applied filter %s",action->text().toLocal8Bit().constData());// .data());
+	iFilter->applyFilter(action->text(),*(GLA()->mm ), this);
+	GLA()->log.Log(0,"Applied filter %s",action->text().toLocal8Bit().constData());// .data());
+}
+
+void MainWindow::applyRenderMode()
+{
+	QAction *action = qobject_cast<QAction *>(sender());
+	MeshRenderInterface *iRender = qobject_cast<MeshRenderInterface *>(action->parent());
+  if(iRender==GLA()->iRender && GLA()->iRenderString ==action->text())
+  {
+    GLA()->iRender=0;
+	  GLA()->log.Log(0,"Disabled Render mode %s",GLA()->iRenderString.toLocal8Bit().constData());// .data());
+  } else  {
+    GLA()->iRender = iRender;
+    GLA()->iRenderString =action->text();
+	  GLA()->log.Log(0,"Enable Render mode %s",action->text().toLocal8Bit().constData());// .data());
+  }
 }
 
 
@@ -513,7 +540,7 @@ void MainWindow::updateMenus()
 	//////////////////////////////////////////
 	filterMenu->setEnabled(active);
 	//////////////////////////////////////////
-	RenderMenu->setEnabled(active);
+	renderMenu->setEnabled(active);
 	//////////////////////////////////////////
   windowsMenu->setEnabled(active);
 	/////////////////////////////////////////
diff --git a/src/meshlab/mainwindow.h b/src/meshlab/mainwindow.h
index 0e1fc0f61..574170437 100644
--- a/src/meshlab/mainwindow.h
+++ b/src/meshlab/mainwindow.h
@@ -27,6 +27,7 @@
 #include <QWorkspace>
 #include <QStringList>
 #include "meshmodel.h"
+#include "glarea.h"
 
 #define MAXRECENTFILES 4
 
@@ -34,7 +35,6 @@ class QAction;
 class QActionGroup;
 class QMenu;
 class QScrollArea;
-class GLArea;
 class QSignalMapper;
 
 class MainWindow : public QMainWindow
@@ -52,6 +52,8 @@ private slots:
 	void about();
 	void aboutPlugins();
 	void applyFilter();
+  void applyRenderMode();
+
 	void windowsTile();
 	void windowsCascade();
 	void updateWindowMenu();
@@ -78,7 +80,7 @@ private:
 
 	QWorkspace *workspace;
 	QSignalMapper *windowMapper;
-
+  GLArea *GLA(){return qobject_cast<GLArea *>(workspace->activeWindow()); }
 	GLArea *gla;
 	vector<MeshModel *> VM;
 	QScrollArea *scrollArea;
@@ -90,7 +92,7 @@ private:
 
 	QMenu *fileMenu;
 	QMenu *filterMenu;
-	QMenu *RenderMenu;
+	QMenu *renderMenu;
 	QMenu *viewMenu;
 	QMenu *toolBarMenu;
 	QMenu *windowsMenu;
diff --git a/src/meshlab/meshmodel.cpp b/src/meshlab/meshmodel.cpp
index d98f23ed2..9add070b4 100644
--- a/src/meshlab/meshmodel.cpp
+++ b/src/meshlab/meshmodel.cpp
@@ -23,6 +23,9 @@
 /****************************************************************************
   History
 $Log$
+Revision 1.11  2005/11/24 01:38:36  cignoni
+Added new plugins intefaces, tested with shownormal render mode
+
 Revision 1.10  2005/11/23 00:04:03  cignoni
 added hint for better hiddenline
 
@@ -62,7 +65,7 @@ bool MeshModel::Open(const char *filename)
 	qDebug("Face 0 %f %f \n",cm.face[0].WT(0).u(),cm.face[0].WT(0).v());
 	
 	vcg::tri::UpdateBounding<CMeshO>::Box(cm);
-	vcg::tri::UpdateNormals<CMeshO>::PerVertexPerFace(cm);
+	vcg::tri::UpdateNormals<CMeshO>::PerVertexNormalizedPerFace(cm);
 
   return ret==::vcg::ply::E_NOERROR;
 }
diff --git a/src/meshlab/plugindialog.cpp b/src/meshlab/plugindialog.cpp
index 2927cd2ed..107902147 100644
--- a/src/meshlab/plugindialog.cpp
+++ b/src/meshlab/plugindialog.cpp
@@ -23,6 +23,9 @@
 /****************************************************************************
   History
 $Log$
+Revision 1.3  2005/11/24 01:38:36  cignoni
+Added new plugins intefaces, tested with shownormal render mode
+
 Revision 1.2  2005/11/21 12:12:54  cignoni
 Added copyright info
 
@@ -30,6 +33,7 @@ Added copyright info
 
 #include <QtGui>
 
+#include "meshmodel.h"
 #include "interfaces.h"
 #include "plugindialog.h"
 
diff --git a/src/meshlabplugins/meshfilter/meshfilter.h b/src/meshlabplugins/meshfilter/meshfilter.h
index 10e216f25..ae04e36d0 100644
--- a/src/meshlabplugins/meshfilter/meshfilter.h
+++ b/src/meshlabplugins/meshfilter/meshfilter.h
@@ -25,8 +25,8 @@
 #include <QObject>
 #include <QStringList>
 
-#include <meshlab/interfaces.h>
 #include <meshlab/meshmodel.h>
+#include <meshlab/interfaces.h>
 
 class ExtraMeshFilterPlugin : public QObject, public MeshFilterInterface
 {
diff --git a/src/meshlabplugins/meshlabplugins.pro b/src/meshlabplugins/meshlabplugins.pro
index d0852df56..a4f1d6c67 100644
--- a/src/meshlabplugins/meshlabplugins.pro
+++ b/src/meshlabplugins/meshlabplugins.pro
@@ -1,5 +1,6 @@
 TEMPLATE      = subdirs
-SUBDIRS       = meshfilter
+SUBDIRS       = meshfilter \
+				meshrender
 
 # install
 target.path = $$[QT_INSTALL_EXAMPLES]/tools/plugandpaintplugins