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Parse ~Log_Parameter section
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‎README.md‎

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@@ -16,8 +16,12 @@ basic LAS (Log Ascii Standard) well-log parser in c++
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`parseLas` partially reads a las formatted file.
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The parser currently parses and displays the Version and Well-Information
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sections. Additional sections to be added in future iterations.
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The parser currently parses and displays the following sections:
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- Version
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- Well-Information
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- Log-Parameter
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Additional sections to be added in future iterations.
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OPTIONS
@@ -39,13 +43,14 @@ make
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BUGS
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----
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- Seg fault if '-f' used.
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- Functionality is very basic.
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AUTHOR
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------
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D'Cage
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dCage
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COPYRIGHT
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------

‎src/example.las‎

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@@ -28,3 +28,88 @@
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# LATI . 45.37? 12' 58" : X LOCATION
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# LONG . 13.22? 30' 09" : Y LOCATION
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UTM . : UTM LOCATION
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~Log_Parameter
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#MNEM.UNIT VALUE DESCRIPTION
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#-------------- ---------------- ---------------------------
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RUNS. 2 : # of Runs for this well.
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RUN[1]. 1 : Run 1
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RUN[2]. 2 : Run 2
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#Parameters that are zoned.
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NMAT_Depth[1].M 500,1500 : Neutron Matrix Depth interval {F}
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NMAT_Depth[2].M 1500,2500 : Neutron Matrix Depth interval {F}
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DMAT_Depth[1].M 500,1510 : Density Matrix Depth interval {F}
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DMAT_Depth[2].M 1510,2510 : Density Matrix Depth interval {F}
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#Service Company specific Parameters
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MATR . SAND : Neutron Porosity Matrix | NMAT_Depth[1]
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MATR . LIME : Neutron Porosity Matrix | NMAT_Depth[2]
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MDEN .KG/M3 2650 : Matrix Bulk Density | DMAT_Depth[1]
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MDEN .KG/M3 2710 : Matrix Bulk Density | DMAT_Depth[2]
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#Required Parameters
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#Run 1 Parameters
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RUN_DEPTH.M 0, 1500 : Run 1 Depth Interval {F} | Run[1]
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RUN_DATE. 22/09/1998 : Run 1 date {DD/MM/YYYY} | Run[1]
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DREF . : Depth Reference (KB,DF,CB) | RUN[1]
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EREF .M : Elevation of Depth Reference | RUN[1]
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TDL .M : Total Depth Logger | RUN[1]
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TDD .M : Total Depth Driller | RUN[1]
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CSGL .M : Casing Bottom Logger | RUN[1]
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CSGD .M : Casing Bottom Driller | RUN[1]
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CSGS .MM : Casing Size | RUN[1]
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CSGW .KG/M : Casing Weight | RUN[1]
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BS .MM : Bit Size | RUN[1]
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MUD . : Mud type | RUN[1]
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MUDS . : Mud Source | RUN[1]
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MUDD .KG/M3 : Mud Density | RUN[1]
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MUDV .S : Mud Viscosity (Funnel) | RUN[1]
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FL .CC : Fluid Loss | RUN[1]
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PH . : PH | RUN[1]
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RM .OHMM : Resistivity of Mud | RUN[1]
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RMT .DEGC : Temperature of Mud | RUN[1]
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RMF .OHMM : Rest. of Mud Filtrate | RUN[1]
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RMFT .DEGC : Temp. of Mud Filtrate | RUN[1]
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RMC .OHMM : Rest. of Mud Cake | RUN[1]
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RMCT .DEGC : Temp. of Mud Cake | RUN[1]
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TMAX .DEGC : Max. Recorded Temp. | RUN[1]
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TIMC . : Date/Time Circulation Stopped | RUN[1]
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TIML . : Date/Time Logger Tagged Bottom | RUN[1]
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UNIT . : Logging Unit Number | RUN[1]
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BASE . : Home Base of Logging Unit | RUN[1]
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ENG . : Recording Engineer | RUN[1]
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WIT . : Witnessed By | RUN[1]
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#Run 2 Parameters
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RUN_DEPTH.M 1500,2513 : Run 2 Depth Interval {F} | Run[2]
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RUN_DATE. 23/10/1998 : Run 2 date {DD/MM/YYYY} | Run[2]
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DREF . : Depth Reference (KB,DF,CB) | RUN[2]
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EREF .M : Elevation of Depth Reference | RUN[2]
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TDL .M : Total Depth Logger | RUN[2]
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TDD .M : Total Depth Driller | RUN[2]
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CSGL .M : Casing Bottom Logger | RUN[2]
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CSGD .M : Casing Bottom Driller | RUN[2]
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CSGS .MM : Casing Size | RUN[2]
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CSGW .KG/M : Casing Weight | RUN[2]
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BS .MM : Bit Size | RUN[2]
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MUD . : Mud type | RUN[2]
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MUDS . : Mud Source | RUN[2]
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MUDD .KG/M3 : Mud Density | RUN[2]
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MUDV .S : Mud Viscosity (Funnel) | RUN[2]
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FL .CC : Fluid Loss | RUN[2]
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PH . : PH | RUN[2]
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RM .OHMM : Resistivity of Mud | RUN[2]
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RMT .DEGC : Temperature of Mud | RUN[2]
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RMF .OHMM : Rest. of Mud Filtrate | RUN[2]
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RMFT .DEGC : Temp. of Mud Filtrate | RUN[2]
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RMC .OHMM : Rest. of Mud Cake | RUN[2]
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RMCT .DEGC : Temp. of Mud Cake | RUN[2]
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TMAX .DEGC : Max. Recorded Temp. | RUN[2]
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TIMC . : Date/Time Circulation Stopped | RUN[2]
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TIML . : Date/Time Logger Tagged Bottom | RUN[2]
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UNIT . : Logging Unit Number | RUN[2]
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BASE . : Home Base of Logging Unit | RUN[2]
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ENG . : Recording Engineer | RUN[2]
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WIT . : Witnessed By | RUN[2]
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‎src/las.h‎

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#include "las_version.h"
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#include "las_utils.h"
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#include "las_well.h"
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#include "las_log_param.h"
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#endif /* LAS_H */

‎src/las_log_param.cpp‎

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/*
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las_log_param.cpp - LasLogParam class methods for ~Log_Parameters
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This file is part of the Parsers::Parse-Las-Cpp project
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Copyright (C) 2019 cages
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
15+
distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
18+
limitations under the License.
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License-Identifier: Apache-2.0
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*/
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// ParseLas includes
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#include "las.h"
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LasLogParam::LasLogParam()
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{
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}
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LasLogParam::~LasLogParam()
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{
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}
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/* -------------------------------------------------------------------
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* Line formats:
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*
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* 1. Section Header
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* ~[section-name]
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* Example:
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* ~Well Information
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*
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* 2. name/value line
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* [name].[optional unit][space][value]:[description]|[optional associations]
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* Example:
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* STRT.M 1649.0000 : Description | Associations
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*
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* -------------------------------------------------------------------*/
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void LasLogParam::parseLine(std::string line)
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{
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std::string field_name;
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std::string unit;
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std::string value;
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std::string desc;
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std::string assocs;
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// Get section title or field name
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std::stringstream ss(line);
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std::getline(ss, field_name, '.');
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trim(field_name);
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62+
if (field_name[0] == '~') {
63+
setHeader(field_name);
64+
} else if ( field_name.size() == 0) {
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return;
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} else {
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name_vec.push_back(field_name);
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// Get unit is there is one
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std::getline(ss, unit, ' ');
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unit_vec.push_back(unit);
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// Get value if there is one
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std::getline(ss, value, ':');
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trim(value);
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value_vec.push_back(value);
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// Get description
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std::getline(ss, desc, '|');
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trim(desc);
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desc_vec.push_back(desc);
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// TODO: Add parsing for formats
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// Get associations
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std::getline(ss, assocs);
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trim(assocs);
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assocs_vec.push_back(assocs);
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}
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}
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void LasLogParam::setHeader(const std::string line)
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{
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header = line;
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}
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std::string LasLogParam::getHeader()
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{
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return header;
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}
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void LasLogParam::printInfo()
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{
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std::cout
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<< "# ------------------------------------------------------\n"
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<< "# " << getHeader() << "\n"
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<< "# ------------------------------------------------------\n";
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std::cout
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<< std::left
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<< std::setw(14) << "Name"
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<< " :: "
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<< std::setw(7) << "Unit"
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<< " :: "
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<< std::setw(10) << "Value"
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<< " :: "
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<< std::setw(35) << "Desc"
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<< " :: "
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<< "Assocs"
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<< "\n"
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<< "# -------------------------------------------------"
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<< "---------------------------------------------\n"
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<< "\n";
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size_t record_count = name_vec.size();
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for(size_t idx = 0; idx < record_count; idx++) {
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std::string rec_name = name_vec[idx];
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std::cout
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<< std::left
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<< std::setw(14) << name_vec[idx]
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<< " :: "
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<< std::setw(7) << unit_vec[idx]
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<< " :: "
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<< std::setw(10) << value_vec[idx]
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<< " :: "
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<< std::setw(35) << desc_vec[idx]
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<< " :: "
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<< assocs_vec[idx]
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<< "\n";
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}
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}

‎src/las_log_param.h‎

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/*
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las_log_param.h - log_param class definition for parseLas
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This file is part of the Parsers::Parse-Las-Cpp project
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Copyright (C) 2019 cages
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Licensed under the Apache License, Well 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
15+
distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17+
See the License for the specific language governing permissions and
18+
limitations under the License.
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20+
License-Identifier: Apache-2.0
21+
*/
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#ifndef LAS_LOG_PARAM_H
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#define LAS_LOG_PARAM_H
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#include "las.h"
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class LasLogParam
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{
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public:
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LasLogParam();
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~LasLogParam();
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void parseLine(std::string line);
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void printInfo();
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void setHeader(const std::string line);
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std::string getHeader();
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private:
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// header fields
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std::string header;
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std::vector<std::string> name_vec;
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std::vector<std::string> unit_vec;
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std::vector<std::string> value_vec;
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std::vector<std::string> desc_vec;
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std::vector<std::string> format_vec;
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std::vector<std::string> assocs_vec;
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};
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#endif /* LAS_LOG_PARAM_H */

‎src/main.cpp‎

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@@ -31,7 +31,6 @@ int main(int argc, char *argv[])
3131
exit(EXIT_FAILURE);
3232
}
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LasVersion LVer;
3534
char *file_to_parse = get_filename_arg();
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4645
/* ----------------------------------------------------
4746
* Get Version Section
4847
* ----------------------------------------------------*/
48+
LasVersion LVer;
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4950
std::getline(DataSrc, line);
5051
trim(line);
5152
LVer.setHeader(line);
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7677
continue;
7778
}
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80+
// If we have a section header and the well section header
81+
// is already set (greater than zero) then we are at the next
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// section so break out of the well section processing
83+
// ----------------------------------------------------------
84+
if (line[0] == '~') {
85+
if (LWell.getHeader().size() > 0) {
86+
break;
87+
}
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}
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7990
LWell.parseLine(line);
8091
}
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8293
LWell.printInfo();
8394

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/* ----------------------------------------------------
96+
* Get Log_Parameter Section
97+
* ----------------------------------------------------*/
98+
LasLogParam LLogParam;
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trim(line);
101+
if ( line == "~Parameter" || line == "~Log_Parameter" ) {
102+
LLogParam.parseLine(line);
103+
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while (std::getline(DataSrc, line))
105+
{
106+
if (line[0] == '#') {
107+
continue;
108+
}
109+
110+
if (line[0] == '~') {
111+
break;
112+
}
113+
114+
LLogParam.parseLine(line);
115+
}
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117+
LLogParam.printInfo();
118+
}
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84120
DataSrc.close();
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return 0;

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