FIXED DRAWING CONVEX HULL

QTProject/main.cpp

@@ -5,7 +5,7 @@
 int main(int argc, char *argv[])
 {
     QApplication a(argc, argv);
-    QLoggingCategory::setFilterRules("*.debug=false\n");
+    //QLoggingCategory::setFilterRules("*.debug=false\n");
 
     // If you want to enable debug output for some categories use something like this:
     //QLoggingCategory::setFilterRules("*.debug=false\n"

QTProject/mainwidget.cpp

@@ -215,44 +215,50 @@ void MainWidget::paintGL(){
         //TODO schön machen
         rot.rotate(time/100.0*36/5,QVector3D(0,1,0));
     }
+    QMatrix4x4 view = cam->getMatrix()*rot;
+    QVector3D light = QVector3D(0,100,100);
 
+    //============= Regular Patches====================
     regularShader->bind();
     regularShader->setUniformValue("wireframe",wireframe);
     regularShader->setUniformValue("colorTexture",0);
-    regularShader->setUniformValue("LightPos",QVector3D(0,100,100));
+    regularShader->setUniformValue("LightPos",light);
     regularShader->setUniformValue("subdiv",subdivLevel);
 
-    mesh->render(regularShader,cam->getMatrix()*rot, m_projection,subdivLevel,true);
+    mesh->render(regularShader,view, m_projection,subdivLevel,true);
 
+    if(subdivLevel>0){
+        glEnable (GL_BLEND);
+        glDepthMask(GL_FALSE);
+        glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+        regularShader->setUniformValue("wireframe",false);
+        regularShader->setUniformValue("subdiv",0);
+        mesh->render(regularShader,view, m_projection,0,true);
+        glDisable(GL_BLEND);
+        glDepthMask(GL_TRUE);
+    }
     regularShader->release();
 
+    //============= Irregular Patches====================
     subdivisionShader->bind();
     subdivisionShader->setUniformValue("wireframe",wireframe);
     subdivisionShader->setUniformValue("colorTexture",0);
-    subdivisionShader->setUniformValue("LightPos",QVector3D(0,100,100));
-    subdivisionShader->setUniformValue("subdiv",1);
+    subdivisionShader->setUniformValue("LightPos",light);
 
-    mesh->render(subdivisionShader,cam->getMatrix()*rot, m_projection,subdivLevel,false);
+    mesh->render(subdivisionShader,view, m_projection,subdivLevel,false);
 
     if(subdivLevel>0){
-
         glEnable (GL_BLEND);
         glDepthMask(GL_FALSE);
         glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
         subdivisionShader->setUniformValue("wireframe",false);
-        mesh->render(subdivisionShader,cam->getMatrix()*rot, m_projection,0,false);
+        mesh->render(subdivisionShader,view, m_projection,0,false);
+        //mesh->render(subdivisionShader,view, m_projection,0,true);
         glDisable(GL_BLEND);
         glDepthMask(GL_TRUE);
     }
-
-
     subdivisionShader->release();
 
-
-
-
-
-
     update();
 }
 

QTProject/mesh.cpp

@@ -437,7 +437,7 @@ void Mesh::renderMesh(QOpenGLShaderProgram *shader, int index, int subdivision,
         // qCDebug(log_mesh) << materials[MaterialIndex].Diffuse << materials[MaterialIndex].Specular << materials[MaterialIndex].Shininess << materials[MaterialIndex].hasTexture;
 
         if (regular ) {
-            shader->setUniformValue("materialInfo.Diffuse", QVector3D(0.0f, 0.0f, 1.0f));
+           // shader->setUniformValue("materialInfo.Diffuse", QVector3D(0.0f, 0.0f, 1.0f));
              shader->setUniformValue("materialInfo.Diffuse", QVector3D(243.0, 156.0, 18.0)/255.0);
            // shader->setUniformValue("materialInfo.Diffuse", QVector/3D(1.0f, 1.0f, 1.0f));
         } else {
@@ -466,6 +466,7 @@ void Mesh::renderMesh(QOpenGLShaderProgram *shader, int index, int subdivision,
             f->glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, entry->IB_regular_handle);
             f->glPatchParameteri(GL_PATCH_VERTICES, 12);
             f->glDrawElements(GL_PATCHES, entry->indices_regular.size(), GL_UNSIGNED_INT, 0);
+            //qCDebug(log_mesh)<<"Patches "<<entry->indices_regular.size()/12<<" Subdivision Level: "<< subdivision;
         }
     } else {
         if (!entry->indices_irregular.isEmpty()) {

QTProject/subdivide.tcs

@@ -11,7 +11,6 @@ void main()
 {
     tcPosition[gl_InvocationID] = vPosition[gl_InvocationID];
 
-
     float tesselation = 1.0;
 
     gl_TessLevelOuter[0] = tesselation;

QTProject/subdivide.tes

@@ -10,7 +10,6 @@ uniform mat4x4 MV;
 uniform mat4x4 MVP;
 
 
-
 void main()
 {
 

QTProject/subdivideRegular.tcs

@@ -11,12 +11,12 @@ void main()
 {
     tcPosition[gl_InvocationID] = vPosition[gl_InvocationID];
 
-    float tesselation = subdiv+1;
+    float tesselation = subdiv;
 
-    gl_TessLevelOuter[0] = 3 * tesselation;
-    gl_TessLevelOuter[1] = 3 * tesselation;
-    gl_TessLevelOuter[2] = 3 * tesselation;
+    gl_TessLevelOuter[0] = exp2(tesselation);
+    gl_TessLevelOuter[1] = exp2(tesselation);
+    gl_TessLevelOuter[2] = exp2(tesselation);
 
-    gl_TessLevelInner[0] = 5 * tesselation;
+    gl_TessLevelInner[0] = exp2(tesselation+1);
 
 }