bool ColorAttribute::compute() {
//std::cerr << "ColorAttribute: compute: execcount=" << m_executionCount << std::endl;
auto color = p_color->getValue();
Object::const_ptr obj = expect<Object>("data_in");
if (!obj)
return false;
Object::ptr out = obj->clone();
out->addAttribute("_color", color);
addObject("data_out", out);
return true;
}
bool AddAttribute::compute() {
Object::const_ptr obj = expect<Object>("data_in");
if (!obj)
return true;
Object::ptr out = obj->clone();
for (int i=0; i<NumAttributes; ++i) {
if (!p_name[i]->getValue().empty()) {
out->addAttribute(p_name[i]->getValue(), p_value[i]->getValue());
}
}
addObject("data_out", out);
return true;
}