OP-150 GCS/ModelView: Create a fallback default setting on the ModelView plugin

git-svn-id: svn://svn.openpilot.org/OpenPilot/trunk@1987 ebee16cc-31ac-478f-84a7-5cbb03baadba

ground/src/plugins/modelview/models/warning_sign.mtl

@@ -0,0 +1,48 @@
+# 3ds Max Wavefront OBJ Exporter v0.97b - (c)2007 guruware
+# File Created: 14.10.2010 00:38:26
+
+newmtl red
+	Ns 10.0000
+	Ni 1.5000
+	d 1.0000
+	Tr 0.0000
+	Tf 1.0000 1.0000 1.0000 
+	illum 2
+	Ka 1.0000 0.0000 0.0000
+	Kd 1.0000 0.0000 0.0000
+	Ks 0.0000 0.0000 0.0000
+	Ke 0.0000 0.0000 0.0000
+
+newmtl white
+	Ns 10.0000
+	Ni 1.5000
+	d 1.0000
+	Tr 0.0000
+	Tf 1.0000 1.0000 1.0000 
+	illum 2
+	Ka 1.0000 1.0000 1.0000
+	Kd 1.0000 1.0000 1.0000
+	Ks 0.0000 0.0000 0.0000
+	Ke 0.0000 0.0000 0.0000
+
+newmtl black
+	Ns 10.0000
+	Ni 1.5000
+	d 1.0000
+	Tr 0.0000
+	Tf 1.0000 1.0000 1.0000 
+	illum 2
+	Ka 0.0000 0.0000 0.0000
+	Kd 0.0000 0.0000 0.0000
+	Ks 0.0000 0.0000 0.0000
+	Ke 0.0000 0.0000 0.0000
+
+newmtl wire_000000000
+	Ns 32
+	d 1
+	Tr 0
+	Tf 1 1 1
+	illum 2
+	Ka 0.0000 0.0000 0.0000
+	Kd 0.0000 0.0000 0.0000
+	Ks 0.3500 0.3500 0.3500

ground/src/plugins/modelview/modelview.pro

@@ -19,3 +19,6 @@ SOURCES += modelviewplugin.cpp \
     modelviewgadgetoptionspage.cpp
 OTHER_FILES += ModelViewGadget.pluginspec
 FORMS += modelviewoptionspage.ui
+
+RESOURCES += \
+    modelview.qrc

ground/src/plugins/modelview/modelview.qrc

@@ -0,0 +1,7 @@
+<RCC>
+    <qresource prefix="/modelview">
+        <file>models/black.jpg</file>
+        <file>models/warning_sign.mtl</file>
+        <file>models/warning_sign.obj</file>
+    </qresource>
+</RCC>

ground/src/plugins/modelview/modelviewgadgetwidget.cpp

@@ -48,11 +48,12 @@ ModelViewGadgetWidget::ModelViewGadgetWidget(QWidget *parent)
 
     CreateScene();
 
-    m_Light.setPosition(4000.0, 40000.0, 80000.0);
+    m_Light.setPosition(4000.0, -40000.0, 80000.0);
     m_Light.setAmbientColor(Qt::lightGray);
 
     m_GlView.cameraHandle()->setDefaultUpVector(glc::Z_AXIS);
     m_GlView.cameraHandle()->setFrontView();
+    m_GlView.setToOrtho(true); // orthogonal view
 
     QColor repColor;
     repColor.setRgbF(1.0, 0.11372, 0.11372, 0.0);
@@ -141,13 +142,17 @@ void ModelViewGadgetWidget::resizeGL(int width, int height)
 // Create GLC_Object to display
 void ModelViewGadgetWidget::CreateScene()
 {
+    // put a black background if the 3D model is invalid or if the background image is also invalid
+    if (acFilename == ":/modelview/models/warning_sign.obj" or !QFile::exists(bgFilename))
+        bgFilename= ":/modelview/models/black.jpg";
+
     try 
     {
         m_GlView.loadBackGroundImage(bgFilename);
     }
     catch(GLC_Exception e)
     {
-        qDebug("ModelView background image file loading failed.");
+        qDebug("ModelView: background image file loading failed.");
     }
 
     try
@@ -157,7 +162,7 @@ void ModelViewGadgetWidget::CreateScene()
             QFile aircraft(acFilename);
             m_World= GLC_Factory::instance()->createWorldFromFile(aircraft);
             m_ModelBoundingBox= m_World.boundingBox();
-            m_GlView.reframe(m_ModelBoundingBox); // center 3d models in the scene
+            m_GlView.reframe(m_ModelBoundingBox); // center 3D model in the scene
             m_GlView.setDistMinAndMax(m_World.boundingBox());
             loadError = false;
             if (!mvInitGLSuccess)
@@ -168,7 +173,7 @@ void ModelViewGadgetWidget::CreateScene()
     }
     catch(GLC_Exception e)
     {
-	qDebug("ModelView aircraft texture file loading failed.");
+        qDebug("ModelView: aircraft file loading failed.");
         loadError = true;
     }
 }

ground/src/plugins/modelview/modelviewgadgetwidget.h

@@ -50,8 +50,23 @@ class ModelViewGadgetWidget : public QGLWidget
 public:
     ModelViewGadgetWidget(QWidget *parent = 0);
    ~ModelViewGadgetWidget();
-   void setAcFilename(QString acf) { acFilename = acf; }
+   void setAcFilename(QString acf)
-   void setBgFilename(QString bgf) { bgFilename = bgf; }
+   {
+       if(QFile::exists(acf))
+           acFilename = acf;
+       else
+       {
+           acFilename= acf= ":/modelview/models/warning_sign.obj";
+           m_GlView.cameraHandle()->setFrontView(); // set to front camera to see/read the warning sign
+       }
+   }
+   void setBgFilename(QString bgf)
+   {
+       if (QFile::exists(bgFilename))
+           bgFilename = bgf;
+       else
+           bgFilename= ":/modelview/models/black.jpg"; // will put a black background if there's no background
+   }
    void setVboEnable(bool eVbo) { vboEnable = eVbo; }
    void reloadScene();
    void updateAttitude(int value);