Changeset 2695 for GTP/trunk/Lib/Vis/Preprocessing/src/QtInterface

Timestamp:

05/22/08 14:07:56 (16 years ago)

Author:

mattausch

Message:

debug version: problematic view points for vienna detected

Location:

GTP/trunk/Lib/Vis/Preprocessing/src/QtInterface

Files:

• QtGlRenderer.cpp (modified) (8 diffs)
• QtGlRenderer.h (modified) (3 diffs)

GTP/trunk/Lib/Vis/Preprocessing/src/QtInterface/QtGlRenderer.cpp

@@ -141 +141 @@
 
 
+void QtGlRendererBuffer::RenderTrianglePvs()
+{
+        ObjectContainer::const_iterator oit, oit_end = 
+                mViewCellsManager->GetPreprocessor()->mTrianglePvs.end();
+
+        //int sz = mViewCellsManager->GetPreprocessor()->mDummyBuffer.size();
+
+        int i = 0;
+        for (oit = mViewCellsManager->GetPreprocessor()->mTrianglePvs.begin();
+                 oit != oit_end; ++ oit, ++ i)
+        {
+                //int dum = mViewCellsManager->GetPreprocessor()->mDummyBuffer[i];
+                //glColor3f(0, (float)dum / 20.0f, 1);
+                if (mUseFalseColors) SetupFalseColor((*oit)->mId);
+
+                RenderIntersectable(*oit);
+        }
+}
+
+
+
 // reimplemented here so that we can snap the error windows
 float QtGlRendererBuffer::GetPixelError(int &pvsSize)
@@ -182 +203 @@
         pvsSize = pvs.GetSize();
         
+        // hack: assume that view cell empty
         if (pvsSize == 0)
                 return 0.0f;
-
-        mUseForcedColors = true;
 
         SetupCamera();
@@ -270 +290 @@
 
         // some error happened
-        if (pixelCount > pixelThres) 
-        {
-                cout << "f " << mFrame << " id " << viewcell->GetId() << " pvs " << pvsSize << " e " << pixelCount << " vp " << mViewPoint << " vd " << mViewDirection << endl;
+        if (1)//pixelCount > pixelThres) 
+        {
+                cout << "f " << mFrame << " id " << viewcell->GetId() << " pvs " << pvsSize 
+                         << " e " << pixelCount << " vp " << mViewPoint << " vd " << mViewDirection << endl;
         
                 if (mSnapErrorFrames) 
@@ -292 +313 @@
                         im.save(qstr, "PNG");
 
-#if 0
+#if 1
                         ///////////
                         //-- output computed pvs
-
-                        //mUseFalseColors = true;
+                        
+                        //mUseFalseColors = false;
+                        mUseFalseColors = true;
                         glPushAttrib(GL_CURRENT_BIT);
                         glColor3f(0, 1, 0);
@@ -309 +331 @@
 
                         // render pvs once
-                        RenderPvs(pvs);
+                        //RenderPvs(pvs);
+                        RenderTrianglePvs();
 
                         glFlush();
 
-                        //mUseForcedColors = false;
+                        mUseFalseColors = false;
+
                         im = toImage();
                         sprintf(filename, "error-frame-%04d-%04d-%08d-pvs.png", mFrame, viewcell->GetId(), pixelCount);
@@ -338 +362 @@
         int pvsSize = 0;
         QImage image = toImage();
+
         Intersectable::NewMail();
 
@@ -1218 +1243 @@
 
 
+QtGlRendererWidget::~QtGlRendererWidget() 
+{ 
+        delete mPlacer; 
+}
+
+
 void
 QtGlRendererWidget::RenderRenderCost()
@@ -2571 +2602 @@
 }
 
-
-}
+/*
+
+int ExampleRenderThread::faceAtPosition(const QPoint &pos) 
+{ 
+        // we need to lock the rendering context 
+        glw.lockGLContext(); 
+        // this is the same as in every OpenGL picking example 
+        const int MaxSize = 512; 
+        // see below for an explanation on the buffer content 
+        GLuint buffer[MaxSize]; 
+        GLint viewport[4];
+        glGetIntegerv(GL_VIEWPORT, viewport); 
+        glSelectBuffer(MaxSize, buffer); 
+        // enter select mode 
+        glRenderMode(GL_SELECT); 
+        glInitNames(); 
+        glPushName(0); 
+        glMatrixMode(GL_PROJECTION); 
+        glPushMatrix(); 
+        glLoadIdentity(); 
+        gluPickMatrix((GLdouble)pos.x(), 215 (GLdouble)(viewport[3] - pos.y()), 216 5.0, 5.0, viewport); 
+        GLfloat x = (GLfloat)viewport_size.width() / viewport_size.height(); 
+        glFrustum(-x, x, -1.0, 1.0, 4.0, 15.0); 
+        draw(); 
+        glMatrixMode(GL_PROJECTION); 
+        glPopMatrix();
+        // finally release the rendering context again 
+        if (!glRenderMode(GL_RENDER)) 
+        { 
+                glw.unlockGLContext(); 
+                return -1; 
+        } 
+        
+        glw.unlockGLContext(); 
+        
+        // Each hit takes 4 items in the buffer. 
+        // The first item is the number of names on the name stack when the hit occured. 
+        // The second item is the minimum z value of all the verticies that intersected
+        // the viewing area at the time of the hit. The third item is the maximum z value 
+        // of all the vertices that intersected the viewing area at the time of the hit 
+        // and the last item is the content of the name stack at the time of the hit 
+        // (name of the object). We are only interested in the object name 
+        // (number of the surface). 
+        // return the name of the clicked surface 
+        
+        return buffer[3]; 
+}
+*/
+}

GTP/trunk/Lib/Vis/Preprocessing/src/QtInterface/QtGlRenderer.h

@@ -76 +76 @@
         int ComputePvs(ObjectContainer &objects, ObjectContainer &pvs) const;
 
+        /** quick hack in order to be able to render gvs pvs.
+        */
+        void RenderTrianglePvs();
 
 public:
@@ -260 +263 @@
         QtGlRendererWidget() {};
 
-        ~QtGlRendererWidget() { delete mPlacer; }
+        ~QtGlRendererWidget();
 
         void SetThread(QtPreprocessorThread *t)
@@ -266 +269 @@
                 mPreprocessorThread = t;
         }
+
         void RenderRenderCost();
 
         virtual void SetupCamera();
 
-        void initializeGL() {
+        void initializeGL() 
+        {
                 InitGL();
         }