266 lines
7.7 KiB
C++
266 lines
7.7 KiB
C++
/********************************************************
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* ██████╗ ██████╗████████╗██╗
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* ██╔════╝ ██╔════╝╚══██╔══╝██║
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* ██║ ███╗██║ ██║ ██║
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* ██║ ██║██║ ██║ ██║
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* ╚██████╔╝╚██████╗ ██║ ███████╗
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* ╚═════╝ ╚═════╝ ╚═╝ ╚══════╝
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* Geophysical Computational Tools & Library (GCTL)
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*
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* Copyright (c) 2023 Yi Zhang (yizhang-geo@zju.edu.cn)
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*
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* GCTL is distributed under a dual licensing scheme. You can redistribute
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* it and/or modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation, either version 2
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* of the License, or (at your option) any later version. You should have
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* received a copy of the GNU Lesser General Public License along with this
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* program. If not, see <http://www.gnu.org/licenses/>.
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*
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* If the terms and conditions of the LGPL v.2. would prevent you from using
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* the GCTL, please consider the option to obtain a commercial license for a
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* fee. These licenses are offered by the GCTL's original author. As a rule,
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* licenses are provided "as-is", unlimited in time for a one time fee. Please
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* send corresponding requests to: yizhang-geo@zju.edu.cn. Please do not forget
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* to include some description of your company and the realm of its activities.
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* Also add information on how to contact you by electronic and paper mail.
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******************************************************/
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#include "netcdf_io.h"
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#ifdef GCTL_NETCDF
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void gctl::show_netcdf_info(std::string filename, std::ostream& out_stream)
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{
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if (filename == "")
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{
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throw domain_error("The input filename is empty. From read_netcdf_axis(...)");
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}
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// 判断文件名结尾是否为.nc如果不是则添加.nc结尾
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std::string full_name;
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if (filename.length() <= 3 || filename.substr(filename.length()-3, filename.length()) != ".nc")
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{
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full_name = filename + ".nc";
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}
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else full_name = filename;
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NcFile input_nc(full_name.c_str(), NcFile::ReadOnly);
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if (!input_nc.is_valid())
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{
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std::string err_str = "Can't open file: " + filename + ". From show_netcdf_info(...)";
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throw runtime_error(err_str);
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}
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std::string type_str;
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NcFile::FileFormat file_type = input_nc.get_format();
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if (file_type == NcFile::Classic)
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type_str = "Classic";
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else if (file_type == NcFile::Offset64Bits)
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type_str = "Offset64Bits";
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else if (file_type == NcFile::Netcdf4)
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type_str = "Netcdf4";
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else if (file_type == NcFile::Netcdf4Classic)
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type_str = "Netcdf4Classic";
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out_stream << "File: " << full_name << " | Format: " << type_str << " | ";
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out_stream << input_nc.num_dims() << " dimension(s) | ";
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out_stream << input_nc.num_vars() << " variable(s) | ";
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out_stream << input_nc.num_atts() << " attribute(s)" << std::endl;
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out_stream << "----------" << std::endl;
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NcDim *a_dim;
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for (int i = 0; i < input_nc.num_dims(); i++)
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{
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a_dim = input_nc.get_dim(i);
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out_stream << "Dimension: " << a_dim->name() << " | size: " << a_dim->size() << std::endl;
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}
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out_stream << "----------" << std::endl;
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NcType var_type;
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NcVar *a_var;
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for (int n = 0; n < input_nc.num_vars(); n++)
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{
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a_var = input_nc.get_var(n);
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out_stream << "Variable: " << a_var->name() << " | ";
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NcDim *a_var_dim;
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out_stream << "dimension: ";
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for (int i = 0; i < a_var->num_dims(); i++)
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{
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a_var_dim = a_var->get_dim(i);
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out_stream << a_var_dim->name() << ", ";
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}
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out_stream << "; size: " << a_var->num_vals();
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var_type = a_var->type();
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if (var_type == ncByte)
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out_stream << " ncByte";
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else if (var_type == ncChar)
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out_stream << " ncChar";
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else if (var_type == ncShort)
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out_stream << " ncShort";
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else if (var_type == ncInt)
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out_stream << " ncInt";
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else if (var_type == ncFloat)
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out_stream << " ncFloat";
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else if (var_type == ncDouble)
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out_stream << " ncDouble";
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NcAtt *a_var_att;
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NcValues *a_var_att_val;
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out_stream << " ; attribute: ";
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for (int i = 0; i < a_var->num_atts(); i++)
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{
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a_var_att = a_var->get_att(i);
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a_var_att_val = a_var_att->values();
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var_type = a_var_att->type();
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if (var_type == ncByte)
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{
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out_stream << a_var_att->name() << " ";
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for (int i = 0; i < a_var_att_val->num(); i++)
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{
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out_stream << a_var_att_val->as_ncbyte(i);
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}
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out_stream << ", ";
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}
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else if (var_type == ncChar)
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{
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out_stream << a_var_att->name() << " ";
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for (int i = 0; i < a_var_att_val->num(); i++)
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{
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out_stream << a_var_att_val->as_char(i);
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}
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out_stream << ", ";
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}
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else if (var_type == ncShort)
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{
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out_stream << a_var_att->name() << " (";
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out_stream << a_var_att_val->as_short(0);
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for (int i = 1; i < a_var_att_val->num(); i++)
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{
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out_stream << ", " << a_var_att_val->as_short(i);
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}
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out_stream << "), ";
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}
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else if (var_type == ncInt)
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{
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out_stream << a_var_att->name() << " (";
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out_stream << a_var_att_val->as_int(0);
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for (int i = 1; i < a_var_att_val->num(); i++)
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{
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out_stream << ", " << a_var_att_val->as_int(i);
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}
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out_stream << "), ";
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}
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else if (var_type == ncFloat)
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{
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out_stream << a_var_att->name() << " (";
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out_stream << a_var_att_val->as_float(0);
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for (int i = 1; i < a_var_att_val->num(); i++)
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{
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out_stream << ", " << a_var_att_val->as_float(i);
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}
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out_stream << "), ";
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}
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else if (var_type == ncDouble)
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{
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out_stream << a_var_att->name() << " (";
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out_stream << a_var_att_val->as_double(0);
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for (int i = 1; i < a_var_att_val->num(); i++)
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{
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out_stream << ", " << a_var_att_val->as_double(i);
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}
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out_stream << "), ";
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}
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delete a_var_att_val;
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}
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out_stream << std::endl;
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}
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out_stream << "----------" << std::endl;
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NcAtt *a_att;
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NcValues *a_att_val;
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for (int i = 0; i < input_nc.num_atts(); i++)
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{
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a_att = input_nc.get_att(i);
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out_stream << "Attribute: " << a_att->name() << " | ";
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out_stream << a_att->num_vals();
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var_type = a_att->type();
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if (var_type == ncByte)
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out_stream << " ncByte: ";
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else if (var_type == ncChar)
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out_stream << " ncChar: ";
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else if (var_type == ncShort)
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out_stream << " ncShort: ";
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else if (var_type == ncInt)
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out_stream << " ncInt: ";
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else if (var_type == ncFloat)
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out_stream << " ncFloat: ";
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else if (var_type == ncDouble)
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out_stream << " ncDouble: ";
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a_att_val = a_att->values();
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if (var_type == ncByte)
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{
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for (int i = 0; i < a_att_val->num(); i++)
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{
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out_stream << a_att_val->as_ncbyte(i);
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}
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}
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else if (var_type == ncChar)
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{
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for (int i = 0; i < a_att_val->num(); i++)
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{
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out_stream << a_att_val->as_char(i);
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}
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}
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else if (var_type == ncShort)
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{
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out_stream << " (" << a_att_val->as_short(0);
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for (int i = 1; i < a_att_val->num(); i++)
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{
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out_stream << ", " << a_att_val->as_short(i);
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}
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out_stream << ")";
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}
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else if (var_type == ncInt)
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{
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out_stream << " (" << a_att_val->as_int(0);
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for (int i = 1; i < a_att_val->num(); i++)
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{
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out_stream << ", " << a_att_val->as_int(i);
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}
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out_stream << ")";
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}
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else if (var_type == ncFloat)
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{
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out_stream << " (" << a_att_val->as_float(0);
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for (int i = 1; i < a_att_val->num(); i++)
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{
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out_stream << ", " << a_att_val->as_float(i);
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}
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out_stream << ")";
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}
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else if (var_type == ncDouble)
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{
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out_stream << " (" << a_att_val->as_double(0);
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for (int i = 1; i < a_att_val->num(); i++)
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{
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out_stream << ", " << a_att_val->as_double(i);
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}
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out_stream << ")";
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}
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out_stream << std::endl;
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delete a_att_val;
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}
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out_stream << "==========" << std::endl;
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return;
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}
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#endif // GCTL_NETCDF
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