本文整理汇总了C++中Array_::back方法的典型用法代码示例。如果您正苦于以下问题：C++ Array_::back方法的具体用法？C++ Array_::back怎么用？C++ Array_::back使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类Array_的用法示例。
在下文中一共展示了Array_::back方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: extendFinalizeFromProperties
void Mesh::extendFinalizeFromProperties() {
if (!isObjectUpToDateWithProperties()) {
const Component* rootModel = nullptr;
if (!hasParent()) {
std::clog << "Mesh " << get_mesh_file() << " not connected to model..ignoring\n";
return; // Orphan Mesh not part of a model yet
}
const Component* parent = &getParent();
while (parent != nullptr) {
if (dynamic_cast<const Model*>(parent) != nullptr) {
rootModel = parent;
break;
}
if (parent->hasParent())
parent = &(parent->getParent()); // traverse up Component tree
else
break; // can't traverse up.
}
if (rootModel == nullptr) {
std::clog << "Mesh " << get_mesh_file() << " not connected to model..ignoring\n";
return; // Orphan Mesh not descendent of a model
}
// Current interface to Visualizer calls generateDecorations on every frame.
// On first time through, load file and create DecorativeMeshFile and cache it
// so we don't load files from disk during live drawing/rendering.
const std::string& file = get_mesh_file();
bool isAbsolutePath; string directory, fileName, extension;
SimTK::Pathname::deconstructPathname(file,
isAbsolutePath, directory, fileName, extension);
const string lowerExtension = SimTK::String::toLower(extension);
if (lowerExtension != ".vtp" && lowerExtension != ".obj" && lowerExtension != ".stl") {
std::clog << "ModelVisualizer ignoring '" << file
<< "'; only .vtp .stl and .obj files currently supported.\n";
return;
}
// File is a .vtp or .obj. See if we can find it.
Array_<string> attempts;
const Model& model = dynamic_cast<const Model&>(*rootModel);
bool foundIt = ModelVisualizer::findGeometryFile(model, file, isAbsolutePath, attempts);
if (!foundIt) {
std::clog << "ModelVisualizer couldn't find file '" << file
<< "'; tried\n";
for (unsigned i = 0; i < attempts.size(); ++i)
std::clog << " " << attempts[i] << "\n";
if (!isAbsolutePath &&
!Pathname::environmentVariableExists("OPENSIM_HOME"))
std::clog << "Set environment variable OPENSIM_HOME "
<< "to search $OPENSIM_HOME/Geometry.\n";
return;
}
SimTK::PolygonalMesh pmesh;
try {
std::ifstream objFile;
objFile.open(attempts.back().c_str());
pmesh.loadFile(attempts.back().c_str());
// objFile closes when destructed
}
catch (const std::exception& e) {
std::clog << "Visualizer couldn't read "
<< attempts.back() << " because:\n"
<< e.what() << "\n";
return;
}
cachedMesh.reset(new DecorativeMeshFile(attempts.back().c_str()));
}
}