shader start

A3/controler.cpp

@@ -176,6 +176,8 @@ void Controler::addVolume(QString filePath){
 
     int count = 0;
     //  std::cout<<std::hex;
+    int printLine = 150;
+
     for(int k = 0; k < z; k++)
     {
         data[k] = new char*[y];
@@ -186,14 +188,13 @@ void Controler::addVolume(QString filePath){
             for(int i = 0; i < x; i++)
             {
                 data[k][j][i] = rawdata.at(count++);
-                if(k == 150 ){
+                if(k == printLine ){
                     int temp = ((uchar)data[k][j][i])*9/256;
                     std::cout<<temp;
-                    //  std::cout<<((uint)data[k][j][i]);
                 }
             }
-            if(k == 150){
-                //std::cout<<std::endl;
+            if(k == printLine){
+                std::cout<<std::endl;
             }
         }
     }

A3/glview.cpp

@@ -110,6 +110,9 @@ void GLView::paintGL ()
     glMatrixMode (GL_PROJECTION);
     glLoadIdentity ();
 
+    glActiveTexture(GL_TEXTURE0);
+    glBindTexture(GL_TEXTURE_3D,texture3D);
+    displayShader->setUniformValue("volumeData",0);
 
     shader->setUniformValue("shaded",true);
 

A3/mainwindow.cpp

@@ -290,9 +290,10 @@ MainWindow::MainWindow(QWidget *parent)
     //Assemble Tool Bar
     initToolbar();
 
-     scene->simpleScene();
-     //controler->addVolume("D:/Projekte/GraPa/A3/lobster.raw");
+    timer= new QTimer(this);
 
+    connect(timer, SIGNAL(timeout()),this,SLOT(initScene()));
+    timer->start(1000);
 
     setStatusBar(statusBar);
     initDoc();
@@ -300,6 +301,13 @@ MainWindow::MainWindow(QWidget *parent)
 
 }
 
+void MainWindow::initScene(){
+    //scene->simpleScene();
+    controler->addVolume("D:/Projekte/GraPa/A3/lobster.raw");
+
+    timer->stop();
+}
+
 
 void MainWindow::initDoc()
 {

A3/mainwindow.h

@@ -77,6 +77,8 @@ private:
     QSpinBox* gridStepInput;
     QToolButton* showGridButton;
 
+    QTimer *timer;
+
 
     void initDoc();
 
@@ -104,6 +106,7 @@ public slots:
     void showSingle();
     void showDual();
     void showQuad();
+     void initScene();
 };
 
 #endif // MAINWINDOW_H

A3/phong.frag

 uniform bool shaded;
 
+uniform bool volume;
+uniform sampler3D volumeData;
+
 varying vec4 pick;
 
 varying vec3 position;
@@ -7,6 +10,16 @@ varying vec3 normal;
 
 void main(void)
 {
+    vec3 V = normalize(-position);
+
+    if(volume){
+
+       // gl_FragData[0] = vec4(gl_TexCoord[0].xyz,1);
+
+        gl_FragData[0] = vec4(texture3D(volumeData,gl_TexCoord[0].xyz).x);
+
+    }
+    else if(shaded){
         vec3 N = normalize(normal);
         vec3 L = normalize(gl_LightSource[0].position.xyz-position);
 
@@ -16,8 +29,6 @@ void main(void)
         vec4 Idiff = gl_FrontLightProduct[0].diffuse*diffuse;
         Idiff = clamp(Idiff, 0.0, 1.0);
 
-    vec3 V = normalize(-position);
-
 
         vec3 R = normalize(reflect(-L,N));
 
@@ -25,17 +36,13 @@ void main(void)
         vec4 Ispec = gl_FrontLightProduct[0].specular * specular;
         Ispec = clamp(Ispec, 0.0, 1.0);
 
-    vec4 color = (
-                Iamb
-                + Idiff
-                + Ispec
-                );
+        vec4 color = (Iamb + Idiff + Ispec );
 
-    if(shaded)
         gl_FragData[0] =  color;
+    }
     else
         gl_FragData[0] = vec4(1,1,0,1);
 
     gl_FragData[1] = pick;
-    gl_FragData[1] = vec4(abs(normal),1);
+    //gl_FragData[1] = vec4(abs(normal),1);
 }

A3/phong.vert

@@ -12,6 +12,7 @@ varying vec3 position;
 varying vec3 normal;
 varying vec4 pick;
 
+
 void main(void)
 {
     normal = normalize(gl_NormalMatrix * gl_Normal);
@@ -20,6 +21,8 @@ void main(void)
     pick = vec4(pickID);
     gl_Position = gl_ModelViewProjectionMatrix * gl_Vertex;
 
+    gl_TexCoord[0] = gl_MultiTexCoord0;
+
 
 }
 

A3/scene.cpp

@@ -17,6 +17,7 @@ Scene::~Scene(      )
 
 int Scene::simpleScene()
 {
+    /*
     addCube();
     moveActive(QVector3D(4,0,0));
 
@@ -33,7 +34,7 @@ int Scene::simpleScene()
 
     addCone();
     moveActive(QVector3D(0,-1.5,-1.5));
-
+    */
 
     return active->getID();
 

A3/scenevolume.cpp

@@ -35,23 +35,12 @@ void SceneVolume::draw(QGLShaderProgram *shader){
     glPushMatrix();
     applyTransformation();
 
-
-    float color[] = {0.0,1.0,1.0};
-
-    glMaterialfv(GL_FRONT,GL_AMBIENT,color);
-    GLfloat white[] = {1.0,1.0,1.0};
-    glMaterialfv(GL_FRONT,GL_DIFFUSE,color);
-    glMaterialfv(GL_FRONT,GL_SPECULAR,white);
-
-    GLfloat mShininess[] = {128};
-    glMaterialfv(GL_FRONT,GL_SHININESS,mShininess);
+    shader->setUniformValue("volume", true);
 
     float x = lx/2;
     float y = ly/2;
     float z = lz/2;
 
-
-
     glBegin(GL_QUADS);
     glNormal3f(0,1,0);
     glTexCoord3i(1,1,0);
@@ -124,9 +113,9 @@ void SceneVolume::draw(QGLShaderProgram *shader){
     glVertex3f(  x,  -y,  -z);
     glEnd();
 
-
-
     glPopMatrix();
 
+    shader->setUniformValue("volume", false);
+
 
 }