//-----------------------------------------------------------------------------
void XMLMesh::read_array_uint(std::vector<std::size_t>& array,
const pugi::xml_node xml_array)
{
// Check that we have an array
const std::string name = xml_array.name();
if (name != "array")
{
dolfin_error("XMLMesh.cpp",
"read mesh array data from XML file",
"Expecting an XML array node");
}
// Check type is unit
const std::string type = xml_array.attribute("type").value();
if (type != "uint")
{
dolfin_error("XMLMesh.cpp",
"read mesh array data from XML file",
"Expecting an XML array node");
}
// Get size and resize vector
const std::size_t size = xml_array.attribute("size").as_uint();
array.resize(size);
// Iterate over array entries
for (pugi::xml_node_iterator it = xml_array.begin(); it !=xml_array.end();
++it)
{
const std::size_t index = it->attribute("index").as_uint();
const double value = it->attribute("value").as_uint();
dolfin_assert(index < size);
array[index] = value;
}
}
static
void FromXml(const pugi::xml_node& xmlNode, DataSetElement& parent)
{
// ignore non-named XML nodes
//
// pugi::xml separates XML parts into more node types than we use
//
const string& label = xmlNode.name();
if (label.empty())
return;
// label & text
DataSetElement e(xmlNode.name(), FromInputXml());
e.Text(xmlNode.text().get());
// iterate attributes
auto attrIter = xmlNode.attributes_begin();
auto attrEnd = xmlNode.attributes_end();
for ( ; attrIter != attrEnd; ++attrIter )
e.Attribute(attrIter->name(), attrIter->value());
// iterate children, recursively building up subtree
auto childIter = xmlNode.begin();
auto childEnd = xmlNode.end();
for ( ; childIter != childEnd; ++childIter ) {
pugi::xml_node childNode = *childIter;
FromXml(childNode, e);
}
// add our element to its parent
parent.AddChild(e);
}
void mergeNodes(pugi::xml_node toNode, pugi::xml_node& fromNode)
{
// Base case = both nodes are text nodes
pugi::xml_text fromNodeText = fromNode.text();
pugi::xml_text toNodeText = toNode.text();
if (fromNodeText && toNodeText) {
SBLog::info() << "Overwriting template value of \"" << toNode.name() << "\" from \"" << toNodeText.get() << "\" to \"" << fromNodeText.get() << "\"." << std::endl;
toNodeText.set(fromNodeText.get());
return;
}
// Calculate number of children in toNode
unsigned maxDistance = std::distance(toNode.begin(), toNode.end());
// Merge children
for (pugi::xml_node fromNodeChild = fromNode.first_child(); fromNodeChild; fromNodeChild = fromNodeChild.next_sibling()) {
// Find appropriate merge point
pugi::xml_node toNodeChild = findSimilarNode(fromNodeChild, toNode, maxDistance);
if (toNodeChild) {
mergeNodes(toNodeChild, fromNodeChild);
} else {
toNode.append_copy(fromNodeChild);
}
}
// Erase fromNode
removeNode(fromNode);
}
void Parse_WMS_1_3_0_Service_Node( Capabilities::ptr_t capabilities,
pugi::xml_node& root_node,
Status& status )
{
// Log Entry
BOOST_LOG_TRIVIAL(debug) << "Parsing WMS 1.3.0 Service XML Node.";
// Iterate over child nodes
std::string node_name;
pugi::xml_node_iterator nit = root_node.begin();
for( ; nit != root_node.end(); nit++ )
{
node_name = nit->name();
// Check if Name Node
if( node_name == "Name" ){
capabilities->Set_Service_Name( nit->value() );
}
// Otherwise, print warning
else{
BOOST_LOG_TRIVIAL(warning) << "Found unknown node: " << nit->name();
}
}
// Return Success
status = Status(StatusCode::SUCCESS);
}
bool Config::parseNode(const pugi::xml_node& node) {
UnicodeString currentPath = StringConverter::fromUtf8(node.path('/'));
currentPath.append("@");
pugi::xml_node::attribute_iterator attrIter = node.attributes_begin();
pugi::xml_node::attribute_iterator attrEnd = node.attributes_end();
for (; attrIter != attrEnd; ++attrIter) {
UnicodeString configKey = currentPath;
configKey.append(attrIter->name());
std::map<UnicodeString, Variable>::iterator itm = variablesMap_.find(configKey);
if (itm != variablesMap_.end()) {
if (!itm->second.parse(attrIter->value())) {
return false;
}
} else {
LOG_WARN << "Ignoring unknown config value " << configKey << std::endl;
}
}
pugi::xml_node::iterator nodeIter = node.begin();
pugi::xml_node::iterator nodeEnd = node.end();
for (; nodeIter != nodeEnd; ++nodeIter) {
if (nodeIter->type() == pugi::node_element) {
if (!parseNode(*nodeIter)) {
return false;
}
}
}
return true;
}
//Creates and initializes a texture object from xml
Texture Visitor::loadTextureFromXml(pugi::xml_node& xml_text_data)
{
Texture to_return;// = nullptr;
if (std::strcmp(xml_text_data.name(), "Texture") == 0)
{
pugi::xml_attribute tex_path = xml_text_data.attribute("TexturePath");
to_return = scene_objects.loadTexture(tex_path.as_string());
if (glGetError() != 0)
std::cout << "Illegal arguments set for texture";
for (pugi::xml_node_iterator tex_parameter = xml_text_data.begin(); tex_parameter != xml_text_data.end(); ++tex_parameter)
setGLCodeFromXml(*tex_parameter, to_return);
}
//TODO: Fix this, does not work because load3DTexture returns a pointer
else if (std::strcmp(xml_text_data.name(), "Texture3D") == 0)
{
pugi::xml_attribute tex_path = xml_text_data.attribute("TexturePath");
//to_return = scene_objects.load3DTexture(tex_path.as_string());
for (pugi::xml_node_iterator tex_parameter = xml_text_data.begin(); tex_parameter != xml_text_data.end(); ++tex_parameter)
setGLCodeFromXml(*tex_parameter, to_return);
}
else if (std::strcmp(xml_text_data.name(), "FrameBufferTexture") == 0)
{
int left = xml_text_data.attribute("left").as_int();
int bottom = xml_text_data.attribute("Bottom").as_int();
int width = xml_text_data.attribute("Width").as_int();
int height = xml_text_data.attribute("Height").as_int();
std::string name = xml_text_data.attribute("Name").as_string();
//to_return = scene_objects.loadFramebufferTexture(left, bottom, width, height, name);
for (pugi::xml_node_iterator tex_parameter = xml_text_data.begin(); tex_parameter != xml_text_data.end(); ++tex_parameter)
setGLCodeFromXml(*tex_parameter, to_return);
for (pugi::xml_node_iterator tex_parameter = xml_text_data.begin(); tex_parameter != xml_text_data.end(); ++tex_parameter)
{
//if (strcmp(tex_parameter->name(), "TriangleMesh") == 0)
// (static_cast<FrameBufferTexture*>(to_return))->addMesh(loadMeshFromXml(*tex_parameter));
}
}
else
std::cout << "Undefined XML node type, check resource file for errors." << std::endl;
return to_return;
}
void Parse_WMS_1_3_0_Capability_Node( Capabilities::ptr_t capabilities,
pugi::xml_node& root_node,
Status& status )
{
// Log Entry
BOOST_LOG_TRIVIAL(debug) << "Parsing WMS 1.3.0 Capability XML Node.";
// Iterate over child nodes
std::string node_name;
pugi::xml_node_iterator nit = root_node.begin();
for( ; nit != root_node.end(); nit++ )
{
node_name = nit->name();
// Check if Request Node
if( node_name == "Request" )
{
// Parse the Request Node
Parse_WMS_1_3_0_Request_Node( capabilities,
(*nit),
status );
}
// Check if Layer Node
else if( node_name == "Layer" )
{
// Parse the Layer Node
Parse_WMS_1_3_0_Layer_Node( capabilities,
(*nit),
status );
}
// Otherwise, print warning
else{
BOOST_LOG_TRIVIAL(warning) << "Found unknown node: " << nit->name();
}
}
// Log Exit
BOOST_LOG_TRIVIAL(debug) << "Finished Parsing WMS 1.3.0 Capability XML Node.";
// Return Success
status = Status(StatusCode::SUCCESS);
}
void Parse_WMS_1_3_0_Layer_Node( Capabilities::ptr_t capabilities,
OGC_Layer::ptr_t layer_node,
pugi::xml_node& root_node,
Status& status )
{
// Log Entry
BOOST_LOG_TRIVIAL(debug) << "Parsing WMS 1.3.0 Layer XML Node.";
// Iterate over child nodes
std::string node_name;
pugi::xml_node_iterator nit = root_node.begin();
for( ; nit != root_node.end(); nit++ )
{
node_name = nit->name();
// Check Name
if( node_name == "Name" )
{
layer_node->Set_Name( nit->text().as_string() );
}
// Check Title
else if( node_name == "Title" )
{
layer_node->Set_Title( nit->text().as_string() );
}
// Check CRS
else if( node_name == "CRS" )
{
layer_node->Add_CRS( nit->text().as_string() );
}
// Check Bounding Box
else if( node_name == "BoundingBox" )
{
layer_node->Add_BBox( Parse_WMS_1_3_0_BoundingBox_Node((*nit), status));
}
// Otherwise, print warning
else{
BOOST_LOG_TRIVIAL(warning) << "Found unknown node: " << nit->name();
}
}
// Return Success
status = Status(StatusCode::SUCCESS);
}
void xmlManager::print_node(pugi::xml_node source_node, string prefix) {
cout << prefix << source_node.name() << ": " << source_node.value() << endl;
for (pugi::xml_attribute_iterator it = source_node.attributes_begin();
it != source_node.attributes_end();
it++)
cout << prefix + "\t" << it->name() << " : " << it->value() << endl;
for (pugi::xml_node_iterator it = source_node.begin();
it != source_node.end();
it++)
print_node(*it, prefix + "\t");
}
void SettingsManager::mergeNodes(pugi::xml_node _nodeTarget, pugi::xml_node _nodeSource)
{
bool listElement = MyGUI::utility::endWith(_nodeTarget.name(), ".List");
// затираем текст у цели потому что любое значение текста источника является конечным
pugi::xml_node targetTextNode = _nodeTarget.first_child();
if (!targetTextNode.empty() && targetTextNode.type() == pugi::node_pcdata)
targetTextNode.set_value("");
pugi::xml_node sourceTextNode = _nodeSource.first_child();
if (!sourceTextNode.empty() && sourceTextNode.type() == pugi::node_pcdata)
{
targetTextNode = _nodeTarget.first_child();
if (targetTextNode.empty())
targetTextNode = _nodeTarget.append_child(pugi::node_pcdata);
targetTextNode.set_value(sourceTextNode.value());
}
for (pugi::xml_node::iterator child = _nodeSource.begin(); child != _nodeSource.end(); child ++)
{
if ((*child).type() != pugi::node_element)
continue;
pugi::xml_node targetChildNode;
if (listElement)
{
targetChildNode = _nodeTarget.append_child((*child).name());
}
else
{
targetChildNode = _nodeTarget.child((*child).name());
if (targetChildNode.empty())
targetChildNode = _nodeTarget.append_child((*child).name());
}
mergeAttributes(targetChildNode, (*child));
mergeNodes(targetChildNode, (*child));
}
}
void Parse_WMS_1_3_0_Request_Node( Capabilities::ptr_t capabilities,
pugi::xml_node& root_node,
Status& status )
{
// Log Entry
BOOST_LOG_TRIVIAL(debug) << "Parsing WMS 1.3.0 Request XML Node.";
// Iterate over child nodes
std::string node_name;
pugi::xml_node_iterator nit = root_node.begin();
for( ; nit != root_node.end(); nit++ )
{
node_name = nit->name();
// Otherwise, print warning
//else{
// BOOST_LOG_TRIVIAL(warning) << "Found unknown node: " << nit->name();
//}
}
// Return Success
status = Status(StatusCode::SUCCESS);
}
void XMLFile::AddNode(const pugi::xml_node& patch, const pugi::xpath_node& original) const
{
// If pos is null, append or prepend add as a child, otherwise add before or after, the default is to append as a child
pugi::xml_attribute pos = patch.attribute("pos");
if (!pos || strlen(pos.value()) <= 0 || strcmp(pos.value(), "append") == 0)
{
pugi::xml_node::iterator start = patch.begin();
pugi::xml_node::iterator end = patch.end();
// There can not be two consecutive text nodes, so check to see if they need to be combined
// If they have been we can skip the first node of the nodes to add
if (CombineText(patch.first_child(), original.node().last_child(), false))
start++;
for (; start != end; start++)
original.node().append_copy(*start);
}
else if (strcmp(pos.value(), "prepend") == 0)
{
pugi::xml_node::iterator start = patch.begin();
pugi::xml_node::iterator end = patch.end();
// There can not be two consecutive text nodes, so check to see if they need to be combined
// If they have been we can skip the last node of the nodes to add
if (CombineText(patch.last_child(), original.node().first_child(), true))
end--;
pugi::xml_node pos = original.node().first_child();
for (; start != end; start++)
original.node().insert_copy_before(*start, pos);
}
else if (strcmp(pos.value(), "before") == 0)
{
pugi::xml_node::iterator start = patch.begin();
pugi::xml_node::iterator end = patch.end();
// There can not be two consecutive text nodes, so check to see if they need to be combined
// If they have been we can skip the first node of the nodes to add
if (CombineText(patch.first_child(), original.node().previous_sibling(), false))
start++;
// There can not be two consecutive text nodes, so check to see if they need to be combined
// If they have been we can skip the last node of the nodes to add
if (CombineText(patch.last_child(), original.node(), true))
end--;
for (; start != end; start++)
original.parent().insert_copy_before(*start, original.node());
}
else if (strcmp(pos.value(), "after") == 0)
{
pugi::xml_node::iterator start = patch.begin();
pugi::xml_node::iterator end = patch.end();
// There can not be two consecutive text nodes, so check to see if they need to be combined
// If they have been we can skip the first node of the nodes to add
if (CombineText(patch.first_child(), original.node(), false))
start++;
// There can not be two consecutive text nodes, so check to see if they need to be combined
// If they have been we can skip the last node of the nodes to add
if (CombineText(patch.last_child(), original.node().next_sibling(), true))
end--;
pugi::xml_node pos = original.node();
for (; start != end; start++)
pos = original.parent().insert_copy_after(*start, pos);
}
}
UniformBlock Visitor::synthesizeBlock(pugi::xml_node xml_data)
{
int binding_pt = xml_data.attribute("BindingPoint").as_int();
UniformBlock to_add = UniformBlock(xml_data.attribute("Name").as_string(), binding_pt);
for (pugi::xml_node_iterator uniform = xml_data.begin(); uniform != xml_data.end(); ++uniform)
{
std::string uniform_name = uniform->attribute("Name").as_string();
//Keep track of the running total size in bytes of the uniform block
int block_size = 0;
std::string type = uniform->attribute("Type").as_string();
float* uniform_data;
if (strcmp(type.c_str(), "float") == 0)
{
block_size = 1;
float data_str = uniform->attribute("Data0").as_float();
uniform_data = new float[block_size];
uniform_data[0] = data_str;
}
else if (strcmp(type.c_str(), "vec2") == 0)
{
block_size = 2;
float data_str = uniform->attribute("Data0").as_float();
float data_str1 = uniform->attribute("Data1").as_float();
uniform_data = new float[block_size];
uniform_data[0] = data_str;
uniform_data[1] = data_str1;
}
else if (strcmp(type.c_str(), "vec3") == 0)
{
block_size = 3;
float data_str0 = uniform->attribute("Data0").as_float();
float data_str1 = uniform->attribute("Data1").as_float();
float data_str2 = uniform->attribute("Data2").as_float();
uniform_data = new float[block_size];
uniform_data[0] = data_str0;
uniform_data[1] = data_str1;
uniform_data[2] = data_str2;
}
else if (strcmp(type.c_str(), "vec4") == 0)
{
block_size = 4;
float data_str0 = uniform->attribute("Data0").as_float();
float data_str1 = uniform->attribute("Data1").as_float();
float data_str2 = uniform->attribute("Data2").as_float();
float data_str3 = uniform->attribute("Data3").as_float();
uniform_data = new float[block_size];
uniform_data[0] = data_str0;
uniform_data[1] = data_str1;
uniform_data[2] = data_str2;
uniform_data[3] = data_str3;
}
//TODO: Check for other types
ShaderParameter next_uniform = ShaderParameter(uniform_name, block_size * 4, block_size, uniform_data, true);
to_add.addParameter(next_uniform);
}
return to_add;
}
//-----------------------------------------------------------------------------
void XMLMesh::read_data(MeshData& data, const Mesh& mesh,
const pugi::xml_node mesh_node)
{
// Check if we have any mesh data
const pugi::xml_node xml_data = mesh_node.child("data");
if (!xml_data)
return;
// Iterate over data
for (pugi::xml_node_iterator it = xml_data.begin();
it != xml_data.end(); ++it)
{
// Get node name
const std::string node_name = it->name();
// Read data stored as a MeshFunction (new style)
if (node_name == "mesh_function")
{
// Create MeshFunction to read data into
MeshFunction<std::size_t> mf(mesh);
// Read MeshFunction
//const std::string data_type = it->attribute("type").value();
XMLMeshFunction::read(mf, "uint", *it);
// Create mesh domain array
std::vector<std::size_t>& _data
= data.create_array(mf.name(), mf.dim());
_data.resize(mf.size());
// Copy MeshFunction into MeshDomain array
for (std::size_t i = 0; i < _data.size(); ++i)
_data[i] = mf[i];
}
else if (node_name != "data_entry")
{
dolfin_error("XMLMesh.cpp",
"read mesh data from XML file",
"Expecting XML node <data_entry> but got <%s>",
node_name.c_str());
}
else // Old-style storage
{
// Get name of data set
const std::string data_set_name = it->attribute("name").value();
// Check that there is only one data set
if (it->first_child().next_sibling())
{
dolfin_error("XMLMesh.cpp",
"read mesh data from XML file",
"XML file contains too many data sets");
}
// Get type of data set
pugi::xml_node data_set = it->first_child();
const std::string data_set_type = data_set.name();
if (data_set_type == "array")
{
dolfin_error("XMLMesh.cpp",
"read mesh data from XML file",
"Only MeshFunction data can be read");
}
else if (data_set_type == "mesh_function")
{
// Create MeshFunction to read data into
MeshFunction<std::size_t> mf(mesh);
// Read MeshFunction
const std::string data_type = data_set.attribute("type").value();
XMLMeshFunction::read(mf, data_type, *it);
// Create mesh domain array
std::vector<std::size_t>& _data
= data.create_array(data_set_name, mf.dim());
_data.resize(mf.size());
// Copy MeshFunction into MeshDomain array
for (std::size_t i = 0; i < _data.size(); ++i)
_data[i] = mf[i];
}
else if (data_set_type == "meshfunction")
{
dolfin_error("XMLMesh.cpp",
"read mesh data from XML file",
"The XML tag <meshfunction> has been changed to <mesh_function>");
}
else
{
dolfin_error("XMLMesh.cpp",
"read mesh data from XML file",
"Reading of MeshData \"%s\" is not yet supported",
data_set_type.c_str());
}
}
}
}
//Creates a TriangleMesh instance from provided xml data
TriangleMesh Visitor::loadMeshFromXml(pugi::xml_node& resource, Node& container)
{
bool static_mesh = false;
Shader mesh_shader;
Texture mesh_texture;
pugi::xml_node scenario_texture = resource.child("Texture");
if (resource.attribute("StaticObject"))
{
static_mesh = true;
}
if (resource.child("Texture") || resource.child("Texture3D") || resource.child("FrameBufferTexture"))
for (pugi::xml_node_iterator textures = resource.begin(); textures != resource.end(); ++textures)
{
//mesh_texture = loadTextureFromXml(*textures);
mesh_texture = loadTextureFromXml(resource.child("Texture"));
//if (mesh_texture != nullptr)
break;
}
else
mesh_texture = scene_objects.getTextureByKey(resource.attribute("Texture").as_string());
std::string fs_path = resource.attribute("FSPath").as_string();
std::string vs_path = resource.attribute("VSPath").as_string();
mesh_shader = scene_objects.getShaderByKey(vs_path.append(fs_path));
std::string obj_path = resource.attribute("ObjFile").as_string();
//mesh_buffers = scene_objects.getBufferByKey(obj_path);
pugi::xml_attribute instance = resource.attribute("InstanceCount");
vec3 position;
vec3 velocity;
//Now gather all information for uniforms to the shaders
for (pugi::xml_node_iterator uniforms = resource.begin(); uniforms != resource.end(); ++uniforms)
{
if (std::strcmp(uniforms->name(), "UniformBlock") == 0)
{
UniformBlock to_add = synthesizeBlock(*uniforms);
mesh_shader.addUniformBlock(to_add);
}
if (std::strcmp(uniforms->name(), "Uniform") == 0)
{
ShaderParameter uniform = parseUniform(*uniforms);
if (strcmp(uniform.name.c_str(), "velocity") == 0)
{
velocity.x = uniform.client_data[0];
velocity.y = uniform.client_data[1];
velocity.z = uniform.client_data[2];
}
else
mesh_shader.addUniform(uniform);
if (strcmp(uniform.name.c_str(), "translation") == 0)
{
position.x = uniform.client_data[0];
position.y = uniform.client_data[1];
position.z = uniform.client_data[2];
}
}
}
//Now loop over all nodes to determine which blocks the shader should bind to
for (pugi::xml_node_iterator uniforms = resource.begin(); uniforms != resource.end(); ++uniforms)
{
if (std::strcmp(uniforms->name(), "ShaderUniforms") == 0)
{
std::string block_name = uniforms->attribute("Name").as_string();
int block_index = uniforms->attribute("BindingPoint").as_int();
}
}
//Lava.png
//dry_clay.jpg
//Redbrick.jpg
//rock04.jpg
//Rosewood.jpg
//Checkered Marble.png
//Ocean Texture.png
//Stonewall.jpg
//Ambient Green.jpg
//Red Pattern.jpg
//Green Wall.jpg
//Red Fuzzy Pattern.jpg
//Brick Circle Pattern.jpg
ObjFileReader* mesh_reader = scene_objects.getFileReader(obj_path);
int num_buffers = mesh_reader->getNumSubMeshes();
Texture second = scene_objects.getTextureByKey("Lava.png");
Texture third = scene_objects.getTextureByKey("Redbrick.jpg");
Texture fourth = scene_objects.getTextureByKey("Rosewood.jpg");
Texture fifth = scene_objects.getTextureByKey("Checkered Marble.png");
Texture sixth = scene_objects.getTextureByKey("Lava.png");
Texture seventh = scene_objects.getTextureByKey("Ocean Texture.png");
Texture eighth= scene_objects.getTextureByKey("Stonewall.jpg");
Texture ninth = scene_objects.getTextureByKey("Ambient Green.jpg");
Texture tenth = scene_objects.getTextureByKey("Red Pattern.jpg");
Texture eleventh = scene_objects.getTextureByKey("Brick Circle Pattern.jpg");
Texture twelfth = scene_objects.getTextureByKey("Green Wall.jpg");
Texture thirteenth = scene_objects.getTextureByKey("Brick Circle Pattern.jpg");
for (int i = 0; i < num_buffers; i++)
{
BufferManager mesh_buffers;
TriangleMesh to_return;
mesh_buffers = mesh_reader->getPrimitive(i);
//if (instance)
// to_return = TriangleMesh(instance.as_int());
//else
if (i % 13 == 0)
to_return = TriangleMesh(mesh_shader, mesh_buffers, mesh_texture, static_mesh);
else if (i % 13 == 1)
to_return = TriangleMesh(mesh_shader, mesh_buffers, second, static_mesh);
else if (i % 13 == 2)
to_return = TriangleMesh(mesh_shader, mesh_buffers, third, static_mesh);
else if (i % 13 == 3)
to_return = TriangleMesh(mesh_shader, mesh_buffers, fourth, static_mesh);
else if (i % 13 == 4)
to_return = TriangleMesh(mesh_shader, mesh_buffers, fifth, static_mesh);
else if (i % 13 == 5)
to_return = TriangleMesh(mesh_shader, mesh_buffers, sixth, static_mesh);
else if (i % 13 == 6)
to_return = TriangleMesh(mesh_shader, mesh_buffers, seventh, static_mesh);
else if (i % 13 == 7)
to_return = TriangleMesh(mesh_shader, mesh_buffers, eighth, static_mesh);
else if (i % 13 == 8)
to_return = TriangleMesh(mesh_shader, mesh_buffers, ninth, static_mesh);
else if (i % 13 == 9)
to_return = TriangleMesh(mesh_shader, mesh_buffers, tenth, static_mesh);
else if (i % 13 == 10)
to_return = TriangleMesh(mesh_shader, mesh_buffers, eleventh, static_mesh);
else if (i % 13 == 11)
to_return = TriangleMesh(mesh_shader, mesh_buffers, twelfth, static_mesh);
else if (i % 13 == 12)
to_return = TriangleMesh(mesh_shader, mesh_buffers, thirteenth, static_mesh);
//to_return.setPosition(position);
to_return.setVelocity(velocity);
container.meshes.push_back(to_return);
}
TriangleMesh dummy;
return dummy;
}
//-----------------------------------------------------------------------------
void XMLMesh::read_domains(MeshDomains& domains, const Mesh& mesh,
const pugi::xml_node mesh_node)
{
// Check if we have any domains
const pugi::xml_node xml_domains = mesh_node.child("domains");
if (!xml_domains)
return;
// Iterate over data
for (pugi::xml_node_iterator it = xml_domains.begin();
it != xml_domains.end(); ++it)
{
// Check that node is <mesh_value_collection>
const std::string node_name = it->name();
if (node_name != "mesh_value_collection")
{
dolfin_error("XMLMesh.cpp",
"read mesh domains from XML file",
"Expecting XML node <mesh_value_collection> but got <%s>",
node_name.c_str());
}
// Get attributes
const std::string type = it->attribute("type").value();
const std::size_t dim = it->attribute("dim").as_uint();
// Check that the type is uint
if (type != "uint")
{
dolfin_error("XMLMesh.cpp",
"read mesh domains from XML file",
"Mesh domains must be marked as uint, not %s",
type.c_str());
}
// Initialise mesh entities
mesh.init(dim);
// Read data into a mesh value collection
std::shared_ptr<const Mesh> _mesh = reference_to_no_delete_pointer(mesh);
MeshValueCollection<std::size_t> mvc(_mesh);
XMLMeshValueCollection::read(mvc, type, *it);
// Get mesh value collection data
const std::map<std::pair<std::size_t, std::size_t>, std::size_t>&
values = mvc.values();
// Get mesh domain data and fill
std::map<std::size_t, std::size_t>& markers
= domains.markers(dim);
std::map<std::pair<std::size_t, std::size_t>,
std::size_t>::const_iterator entry;
if (dim != mesh.topology().dim())
{
for (entry = values.begin(); entry != values.end(); ++entry)
{
const Cell cell(mesh, entry->first.first);
const std::size_t entity_index
= cell.entities(dim)[entry->first.second];
markers[entity_index] = entry->second;
}
}
else
{
// Special case for cells
for (entry = values.begin(); entry != values.end(); ++entry)
markers[entry->first.first] = entry->second;
}
}
}
//-----------------------------------------------------------------------------
void XMLFunctionData::read(Function& u, const pugi::xml_node xml_dolfin)
{
dolfin_assert(u.vector());
GenericVector& vector = *u.vector();
dolfin_assert(u.function_space());
const FunctionSpace& V = *u.function_space();
dolfin_assert(V.mesh());
const Mesh& mesh = *V.mesh();
std::vector<std::pair<la_index, la_index>> global_to_cell_dof;
std::vector<double> x;
std::vector<la_index> indices;
const std::size_t num_dofs = V.dim();
if (MPI::rank(mesh.mpi_comm()) == 0)
{
// Check that we have a XML function data
const pugi::xml_node xml_function_data_node
= xml_dolfin.child("function_data");
if (!xml_function_data_node)
{
dolfin_error("XMLFunctionData.cpp",
"read function from XML file",
"Not a DOLFIN Function XML file");
}
// Check size
const std::size_t size = xml_function_data_node.attribute("size").as_uint();
if (size != num_dofs)
{
dolfin_error("XMLFunctionData.cpp",
"read function from XML file",
"The number of degrees of freedom (%d) does not match the "
"dimension of the function space (%d)",
size, num_dofs);
}
dolfin_assert(size == vector.size());
global_to_cell_dof.resize(num_dofs);
x.resize(num_dofs);
indices.resize(num_dofs);
// Iterate over each cell entry
for (pugi::xml_node_iterator it = xml_function_data_node.begin();
it != xml_function_data_node.end(); ++it)
{
const std::string name = it->name();
dolfin_assert(name == "dof");
const std::size_t global_index = it->attribute("index").as_uint();
const double value = it->attribute("value").as_double();
const std::size_t cell_index = it->attribute("cell_index").as_uint();
const std::size_t local_dof_index
= it->attribute("cell_dof_index").as_uint();
global_to_cell_dof[global_index].first = cell_index;
global_to_cell_dof[global_index].second = local_dof_index;
x[global_index] = value;
}
}
// Build current dof map based on function space V (empty on all but
// process rank 0)
std::vector<std::vector<dolfin::la_index>> dof_map;
build_dof_map(dof_map, V);
// Map old-to-current vector positions
if (MPI::rank(mesh.mpi_comm()) == 0)
{
// Loop over dofs
for (std::size_t i = 0; i < num_dofs; ++i)
{
// Get cell index and local (cell-wise) dof index (indices for
// data from file)
dolfin_assert(i < global_to_cell_dof.size());
const std::size_t global_cell_index = global_to_cell_dof[i].first;
const std::size_t local_dof_index = global_to_cell_dof[i].second;
// Local dof vector for cell in V
const std::vector<la_index>& dofs = dof_map[global_cell_index];
dolfin_assert(local_dof_index < dofs.size());
// Get new dof index
const dolfin::la_index new_index = dofs[local_dof_index];
// File to new
indices[i] = new_index;
}
vector.set(x.data(), x.size(), indices.data());
}
// Finalise vector
vector.apply("insert");
}
//-----------------------------------------------------------------------------
void XMLFunctionData::read(Function& u, const pugi::xml_node xml_dolfin)
{
dolfin_assert(u.vector());
GenericVector& vector = *u.vector();
dolfin_assert(u.function_space());
const FunctionSpace& V = *u.function_space();
std::vector<std::pair<uint, uint> > global_to_cell_dof;
Array<double> x;
Array<uint> indices;
const uint num_dofs = V.dim();
if (MPI::process_number() == 0)
{
// Check that we have a XML function data
const pugi::xml_node xml_function_data_node = xml_dolfin.child("function_data");
if (!xml_function_data_node)
{
dolfin_error("XMLFunctionData.cpp",
"read function from XML file",
"Not a DOLFIN Function XML file");
}
const uint size = xml_function_data_node.attribute("size").as_uint();
dolfin_assert(vector.size() == size);
dolfin_assert(vector.size() == num_dofs);
global_to_cell_dof.resize(num_dofs);
x.resize(num_dofs);
indices.resize(num_dofs);
// Iterate over each cell entry
for (pugi::xml_node_iterator it = xml_function_data_node.begin(); it != xml_function_data_node.end(); ++it)
{
const std::string name = it->name();
dolfin_assert(name == "dof");
const uint global_index = it->attribute("index").as_uint();
const double value = it->attribute("value").as_double();
const uint cell_index = it->attribute("cell_index").as_uint();
const uint local_dof_index = it->attribute("cell_dof_index").as_uint();
global_to_cell_dof[global_index].first = cell_index;
global_to_cell_dof[global_index].second = local_dof_index;
x[global_index] = value;
}
}
// Build current dof map based on function space V
std::vector<std::vector<uint> > dof_map;
build_dof_map(dof_map, V);
// Map old-to-current vector positions
if (MPI::process_number() == 0)
{
for (uint i = 0; i < num_dofs; ++i)
{
// Indices for data from file
dolfin_assert(i < global_to_cell_dof.size());
const uint global_cell_index = global_to_cell_dof[i].first;
const uint local_dof_index = global_to_cell_dof[i].second;
// Local dof vector for V
const std::vector<uint>& dofs = dof_map[global_cell_index];
dolfin_assert(local_dof_index < dofs.size());
const uint new_index = dofs[local_dof_index];
// File to new
indices[i] = new_index;
}
vector.set(x.data().get(), x.size(), indices.data().get());
}
// Finalise vector
vector.apply("insert");
}
