Node::NodeSP SceneLoader::_LoadNode(const QDomElement& og_node, Node::NodeSP dt_parent)
{
Node::NodeSP node = nullptr;
if(!og_node.isNull())
{
node = Node::NodeSP(new Node(og_node.attribute(SL_NAME)));
if(dt_parent)
{
dt_parent->addChildNode(node.get());
} else {
mScene->addChildNode(node.get());
}
QDomElement pos = og_node.firstChildElement(SL_POS);
QDomElement rot = og_node.firstChildElement(SL_ROT);
QDomElement scale = og_node.firstChildElement(SL_SCALE);
node->setPosition(pos.attribute(SL_X).toFloat(), pos.attribute(SL_Y).toFloat(),
pos.attribute(SL_Z).toFloat());
node->setRotation(Ogre::Quaternion(rot.attribute(SL_QW).toFloat(),
rot.attribute(SL_QX).toFloat(), rot.attribute(SL_QY).toFloat(), rot.attribute(SL_QZ).toFloat()));
node->setScale(Ogre::Vector3(scale.attribute(SL_X).toFloat(), scale.attribute(SL_Y).toFloat(),
scale.attribute(SL_Z).toFloat()));
for(QDomElement node_child = scale.nextSiblingElement(); !node_child.isNull(); node_child = node_child.nextSiblingElement())
{
_LoadElement(node_child, node);
}
}
return node;
}
Node::NodeSP SceneLoader::_LoadCamera(const QDomElement& og_component, Node::NodeSP dt_node)
{
Node::NodeSP node = dt_node;
if(!og_component.isNull())
{
QString name = og_component.attribute(SL_NAME);
if(node == nullptr)
{
node = mScene->addChildNode(new Node(name + "_node"));
QDomElement pos = og_component.firstChildElement(SL_POS);
QDomElement rot = og_component.firstChildElement(SL_ROT);
node->setPosition(pos.attribute(SL_X).toFloat(), pos.attribute(SL_Y).toFloat(),
pos.attribute(SL_Z).toFloat());
node->setRotation(Ogre::Quaternion(rot.attribute(SL_QW).toFloat(),
rot.attribute(SL_QX).toFloat(), rot.attribute(SL_QY).toFloat(), rot.attribute(SL_QZ).toFloat()));
}
node->addComponent<CameraComponent>(new CameraComponent(name));
}
return node;
}
Node::NodeSP SceneLoader::__loadCamera(const QDomElement& og_component, Node::NodeSP dt_node)
{
Node::NodeSP node = dt_node;
if ( !og_component.isNull() )
{
QString name = og_component.attribute(SL_NAME);
if ( node == nullptr )
{
node = mScene->addChildNode(new Node(name + "_node"));
QDomElement pos = og_component.firstChildElement(SL_POS);
QDomElement rot = og_component.firstChildElement(SL_ROT);
node->setPosition(pos.attribute(SL_X).toFloat(), pos.attribute(SL_Y).toFloat(),
pos.attribute(SL_Z).toFloat());
node->setRotation(Ogre::Quaternion(rot.attribute(SL_QW).toFloat(),
rot.attribute(SL_QX).toFloat(), rot.attribute(SL_QY).toFloat(), rot.attribute(SL_QZ).toFloat()));
}
//add camera component
auto camera = node->addComponent<CameraComponent>(new CameraComponent(name));
auto og_camera = camera->getCamera();
QDomElement clipping = og_component.firstChildElement(SL_CAMERA_CLIPPING);
//set camera attributes
og_camera->setPolygonMode(Ogre::PolygonMode(og_component.attribute(SL_CAMERA_POLYGON_MODE).toInt()));
og_camera->setFOVy(Ogre::Radian(og_component.attribute(SL_CAMERA_FOV).toFloat()));
og_camera->setNearClipDistance(Ogre::Real(clipping.attribute(SL_CAMERA_CLIPPING_NEAR).toFloat()));
og_camera->setFarClipDistance(Ogre::Real(clipping.attribute(SL_CAMERA_CLIPPING_FAR).toFloat()));
camera->enable();
}
return node;
}
Node::NodeSP SceneLoader::_LoadMesh(const QDomElement& og_component, Node::NodeSP dt_node)
{
Node::NodeSP node = dt_node;
if(!og_component.isNull())
{
QString name = og_component.attribute(SL_NAME);
if(node == nullptr)
{
node = mScene->addChildNode(new Node(name + "_node"));
QDomElement pos = og_component.firstChildElement(SL_POS);
QDomElement rot = og_component.firstChildElement(SL_ROT);
QDomElement scale = og_component.firstChildElement(SL_SCALE);
node->setPosition(pos.attribute(SL_X).toFloat(), pos.attribute(SL_Y).toFloat(),
pos.attribute(SL_Z).toFloat());
node->setRotation(Ogre::Quaternion(rot.attribute(SL_QW).toFloat(),
rot.attribute(SL_QX).toFloat(), rot.attribute(SL_QY).toFloat(), rot.attribute(SL_QZ).toFloat()));
node->setScale(Ogre::Vector3(scale.attribute(SL_X).toFloat(), scale.attribute(SL_Y).toFloat(),
scale.attribute(SL_Z).toFloat()));
}
//entity
QDomElement unknown_mesh = og_component.firstChildElement(SL_SCALE).nextSiblingElement();
if(unknown_mesh.nodeName() == SL_ENTITY)
{
const QDomElement& entity = unknown_mesh;
std::shared_ptr<MeshComponent> mesh = node->addComponent<MeshComponent>(new MeshComponent(
entity.attribute(SL_MESH_HANDLE), "",
entity.attribute(SL_NAME)));
for(QDomElement mat = entity.firstChildElement(); !mat.isNull(); mat = mat.nextSiblingElement())
{
QString material_handle = mat.attribute(SL_MATERIALNAME);
uint32_t index = mat.attribute(SL_INDEX).toUInt();
mesh->getOgreEntity()->getSubEntity(index)->setMaterialName(material_handle.toStdString());
}
mesh->setCastShadows(entity.attribute(SL_CAST_SHADOWS).toInt());
}
else if(unknown_mesh.nodeName() == SL_PLANE)
{
//plane
const QDomElement& plane = unknown_mesh;
if(!plane.isNull())
{
//create mesh
OgreProcedural::PlaneGenerator()
.setSizeX(plane.attribute(SL_SIZEX).toFloat())
.setSizeY(plane.attribute(SL_SIZEY).toFloat())
.setEnableNormals(plane.attribute(SL_ENABLENORMALS).toInt())
.setNumSegX(plane.attribute(SL_SEGMENTSX).toInt())
.setNumSegY(plane.attribute(SL_SEGMENTSY).toInt())
.setNumTexCoordSet(plane.attribute(SL_NUMTEXCOORD).toInt())
.setUTile(plane.attribute(SL_UTILE).toFloat())
.setVTile(plane.attribute(SL_VTILE).toFloat())
.setNormal(Ogre::Vector3( plane.firstChildElement(SL_NORMAL).attribute(SL_X).toFloat(),
plane.firstChildElement(SL_NORMAL).attribute(SL_Y).toFloat(),
plane.firstChildElement(SL_NORMAL).attribute(SL_Z).toFloat()))
.realizeMesh(plane.attribute(SL_NAME).toStdString());
//add entity
node->addComponent<MeshComponent>(new MeshComponent(
plane.attribute(SL_NAME),
plane.attribute(SL_MATERIAL),
plane.attribute(SL_NAME)));
}
}
}
return node;
}