richtigen vertecies nehmen...

QTProject/mainwidget.cpp

@@ -213,7 +213,7 @@ void MainWidget::paintGL(){
         rot.rotate(time/100.0*36/5,QVector3D(0,1,0));
     }
 
-
+    if(subdivLevel>0){
         regularShader->bind();
         regularShader->setUniformValue("wireframe",wireframe);
         regularShader->setUniformValue("colorTexture",0);
@@ -224,6 +224,7 @@ void MainWidget::paintGL(){
 
         regularShader->release();
 
+    }
 
 
     subdevisionShader->bind();

QTProject/mesh.cpp

@@ -458,18 +458,22 @@ void Mesh::renderMesh(QOpenGLShaderProgram *shader, int index, int subdivision,
     std::shared_ptr<SubdivEntry> entry = entries[index].buffers[subdivision];
 
     // Draw Vertex Array
-    f->glBindBuffer(GL_ARRAY_BUFFER, entry->VB_handle);
-    f->glVertexAttribPointer(positionIndex, 3, GL_FLOAT, GL_FALSE, sizeof(Vertex), 0);
 
    // qDebug()<<"Render"<<subdivision<<entry->indices;
 
     if(regular){
+        f->glBindBuffer(GL_ARRAY_BUFFER, entries[index].buffers[subdivision-1]->VB_handle);
+        f->glVertexAttribPointer(positionIndex, 3, GL_FLOAT, GL_FALSE, sizeof(Vertex), 0);
+
         f->glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, entry->IB_Regular);
         f->glPatchParameteri(GL_PATCH_VERTICES, 12);
         f->glDrawElements(GL_PATCHES, entry->indicesRegular.size(), GL_UNSIGNED_INT, 0);
 
 
     } else{
+        f->glBindBuffer(GL_ARRAY_BUFFER, entry->VB_handle);
+        f->glVertexAttribPointer(positionIndex, 3, GL_FLOAT, GL_FALSE, sizeof(Vertex), 0);
+
         f->glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, entry->IB_handle);
         f->glPatchParameteri(GL_PATCH_VERTICES, 3);
         f->glDrawElements(GL_PATCHES, entry->indices.size(), GL_UNSIGNED_INT, 0);

QTProject/subdivideRegular.tcs

@@ -12,7 +12,7 @@ void main()
     tcPosition[gl_InvocationID] = vPosition[gl_InvocationID];
 
 
-    float tesselation = subdiv+6;
+    float tesselation = subdiv+15;
 
     gl_TessLevelOuter[0] = tesselation;
     gl_TessLevelOuter[1] = tesselation;

QTProject/subdivideRegular.tes

@@ -59,11 +59,12 @@ void main()
     vec3 newPos= a0*p0+a1*p1+a2*p2+a3*p3+a4*p4+a5*p5+a6*p6+a7*p7+a8*p8+a9*p9+a10*p10+a11*p11;
     vec4 pos = vec4(newPos/12,1);
 
-
-//    vec3 d0 = gl_TessCoord.x * p3;
-//    vec3 d1 = gl_TessCoord.y * p6;
-//    vec3 d2 = gl_TessCoord.z * p7;
-//    pos = vec4((d0 + d1 + d2),1);
+/*
+    vec3 d0 = gl_TessCoord.x * p3;
+    vec3 d1 = gl_TessCoord.y * p6;
+    vec3 d2 = gl_TessCoord.z * p7;
+    pos = vec4((d0 + d1 + d2),1);
+    */
 
     tePatchDistance = gl_TessCoord.xyz;
     teCamPosition = vec4(MV*pos).xyz;