void MyGL::SceneLoadDialog()
{
QString filepath = QFileDialog::getOpenFileName(0, QString("Load Scene"), QString("../scene_files"), tr("*.xml"));
if(filepath.length() == 0)
{
return;
}
QFile file(filepath);
int i = filepath.length() - 1;
while(QString::compare(filepath.at(i), QChar('/')) != 0)
{
i--;
}
QStringRef local_path = filepath.leftRef(i+1);
//Reset all of our objects
scene.Clear();
//integrator = Integrator();
dir_integrator = DirectLightingIntegrator();
intersection_engine = IntersectionEngine();
//Load new objects based on the XML file chosen.
xml_reader.LoadSceneFromFile(file, local_path, scene, dir_integrator);
dir_integrator.scene = &scene;
dir_integrator.intersection_engine = &intersection_engine;
tot_integrator.scene = &scene;
tot_integrator.intersection_engine = &intersection_engine;
intersection_engine.scene = &scene;
ResizeToSceneCamera();
update();
}
void MyGL::initializeGL()
{
// Create an OpenGL context
initializeOpenGLFunctions();
// Print out some information about the current OpenGL context
debugContextVersion();
// Set a few settings/modes in OpenGL rendering
glEnable(GL_DEPTH_TEST);
glEnable(GL_LINE_SMOOTH);
glEnable(GL_POLYGON_SMOOTH);
glHint(GL_LINE_SMOOTH_HINT, GL_NICEST);
glHint(GL_POLYGON_SMOOTH_HINT, GL_NICEST);
// Set the size with which points should be rendered
glPointSize(5);
// Set the color with which the screen is filled at the start of each render call.
glClearColor(0.5, 0.5, 0.5, 1);
printGLErrorLog();
// Create a Vertex Attribute Object
vao.create();
// Create and set up the diffuse shader
prog_lambert.create(":/glsl/lambert.vert.glsl", ":/glsl/lambert.frag.glsl");
// Create and set up the flat-color shader
prog_flat.create(":/glsl/flat.vert.glsl", ":/glsl/flat.frag.glsl");
// We have to have a VAO bound in OpenGL 3.2 Core. But if we're not
// using multiple VAOs, we can just bind one once.
vao.bind();
//Test scene data initialization
scene.CreateTestScene();
integrator.scene = &scene;
integrator.intersection_engine = &intersection_engine;
intersection_engine.scene = &scene;
ResizeToSceneCamera();
//create new tree with this new set of geometry!
this->intersection_engine.BVHrootNode = new BVHnode();
this->intersection_engine.BVHrootNode = createBVHtree(this->intersection_engine.BVHrootNode, this->scene.objects, 0);
update();
}
