728 lines
24 KiB
C++
728 lines
24 KiB
C++
/*
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* This program source code file is part of KiCad, a free EDA CAD application.
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*
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* Copyright (C) 2018 Jean_Pierre Charras <jp.charras at wanadoo.fr>
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* Copyright (C) 1992-2019 KiCad Developers, see AUTHORS.txt for contributors.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, you may find one here:
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* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
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* or you may search the http://www.gnu.org website for the version 2 license,
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* or you may write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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/**
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* @file gendrill_gerber_writer.cpp
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* @brief Functions to create the Gerber job file in JSON format.
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*/
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#include <fctsys.h>
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#include <fstream>
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#include <iomanip>
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#include <vector>
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#include <build_version.h>
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#include <pcb_edit_frame.h>
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#include <plotter.h>
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#include <class_board.h>
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#include <class_module.h>
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#include <class_zone.h>
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#include <board_stackup_manager/stackup_predefined_prms.h>
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#include <gbr_metadata.h>
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#include <gerber_jobfile_writer.h>
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#include <pcbnew.h>
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#include <pcbplot.h>
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#include <reporter.h>
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#include <wildcards_and_files_ext.h>
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GERBER_JOBFILE_WRITER::GERBER_JOBFILE_WRITER( BOARD* aPcb, REPORTER* aReporter )
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{
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m_pcb = aPcb;
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m_reporter = aReporter;
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m_conversionUnits = 1.0 / IU_PER_MM; // Gerber units = mm
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}
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std::string GERBER_JOBFILE_WRITER::formatStringFromUTF32( const wxString& aText )
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{
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std::string fmt_text; // the text after UTF32 to UTF8 conversion
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for( unsigned long letter : aText )
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{
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if( letter >= ' ' && letter <= 0x7F )
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fmt_text += char( letter );
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else
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{
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char buff[16];
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sprintf( buff, "\\u%4.4lX", letter );
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fmt_text += buff;
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}
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}
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return fmt_text;
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}
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enum ONSIDE GERBER_JOBFILE_WRITER::hasSilkLayers()
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{
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int flag = SIDE_NONE;
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for( unsigned ii = 0; ii < m_params.m_LayerId.size(); ii++ )
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{
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if( m_params.m_LayerId[ii] == B_SilkS )
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flag |= SIDE_BOTTOM;
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if( m_params.m_LayerId[ii] == F_SilkS )
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flag |= SIDE_TOP;
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}
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return (enum ONSIDE) flag;
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}
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enum ONSIDE GERBER_JOBFILE_WRITER::hasSolderMasks()
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{
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int flag = SIDE_NONE;
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for( unsigned ii = 0; ii < m_params.m_LayerId.size(); ii++ )
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{
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if( m_params.m_LayerId[ii] == B_Mask )
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flag |= SIDE_BOTTOM;
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if( m_params.m_LayerId[ii] == F_Mask )
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flag |= SIDE_TOP;
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}
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return (enum ONSIDE) flag;
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}
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const char* GERBER_JOBFILE_WRITER::sideKeyValue( enum ONSIDE aValue )
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{
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// return the key associated to sides used for some layers
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// "No, TopOnly, BotOnly or Both"
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const char* value = nullptr;
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switch( aValue )
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{
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case SIDE_NONE:
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value = "No";
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break;
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case SIDE_TOP:
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value = "TopOnly";
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break;
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case SIDE_BOTTOM:
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value = "BotOnly";
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break;
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case SIDE_BOTH:
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value = "Both";
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break;
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}
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return value;
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}
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bool GERBER_JOBFILE_WRITER::CreateJobFile( const wxString& aFullFilename )
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{
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bool success;
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wxString msg;
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success = WriteJSONJobFile( aFullFilename );
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if( !success )
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{
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if( m_reporter )
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{
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msg.Printf( _( "Unable to create job file \"%s\"" ), aFullFilename );
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m_reporter->Report( msg, REPORTER::RPT_ERROR );
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}
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}
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else if( m_reporter )
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{
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msg.Printf( _( "Create Gerber job file \"%s\"" ), aFullFilename );
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m_reporter->Report( msg, REPORTER::RPT_ACTION );
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}
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return success;
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}
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void GERBER_JOBFILE_WRITER::addJSONHeader()
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{
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wxString text;
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m_json["Header"] = {
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{
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"GenerationSoftware",
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{
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{ "Vendor", "KiCad" },
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{ "Application", "Pcbnew" },
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{ "Version", GetBuildVersion() }
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}
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},
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{
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// The attribute value must conform to the full version of the ISO 8601
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// date and time format, including time and time zone.
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"CreationDate", GbrMakeCreationDateAttributeString( GBR_NC_STRING_FORMAT_GBRJOB )
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}
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};
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}
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bool GERBER_JOBFILE_WRITER::WriteJSONJobFile( const wxString& aFullFilename )
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{
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// Note: in Gerber job file, dimensions are in mm, and are floating numbers
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std::ofstream file( aFullFilename.ToUTF8() );
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LOCALE_IO dummy;
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m_json = json( {} );
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// output the job file header
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addJSONHeader();
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// Add the General Specs
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addJSONGeneralSpecs();
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// Job file support a few design rules:
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addJSONDesignRules();
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// output the gerber file list:
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addJSONFilesAttributes();
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// output the board stackup:
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addJSONMaterialStackup();
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file << std::setw( 2 ) << m_json << std::endl;
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return true;
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}
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void GERBER_JOBFILE_WRITER::addJSONGeneralSpecs()
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{
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m_json["GeneralSpecs"] = json( {} );
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m_json["GeneralSpecs"]["ProjectId"] = json( {} );
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// Creates the ProjectId. Format is (from Gerber file format doc):
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// ProjectId,<project id>,<project GUID>,<revision id>*%
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// <project id> is the name of the project, restricted to basic ASCII symbols only,
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// and comma not accepted
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// All illegal chars will be replaced by underscore
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// Rem: <project id> accepts only ASCII 7 code (only basic ASCII codes are allowed in gerber files).
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//
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// <project GUID> is a string which is an unique id of a project.
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// However Kicad does not handle such a project GUID, so it is built from the board name
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wxFileName fn = m_pcb->GetFileName();
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wxString msg = fn.GetFullName();
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// Build a <project GUID>, from the board name
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wxString guid = GbrMakeProjectGUIDfromString( msg );
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// build the <project id> string: this is the board short filename (without ext)
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// and all non ASCII chars are replaced by '_', to be compatible with .gbr files.
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msg = fn.GetName();
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// build the <rec> string. All non ASCII chars and comma are replaced by '_'
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wxString rev = m_pcb->GetTitleBlock().GetRevision();
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if( rev.IsEmpty() )
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rev = wxT( "rev?" );
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m_json["GeneralSpecs"]["ProjectId"]["Name"] = msg.ToAscii();
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m_json["GeneralSpecs"]["ProjectId"]["GUID"] = guid;
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m_json["GeneralSpecs"]["ProjectId"]["Revision"] = rev.ToAscii();
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// output the bord size in mm:
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EDA_RECT brect = m_pcb->GetBoardEdgesBoundingBox();
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m_json["GeneralSpecs"]["Size"]["X"] = brect.GetWidth() * m_conversionUnits;
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m_json["GeneralSpecs"]["Size"]["Y"] = brect.GetHeight() * m_conversionUnits;
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// Add some data to the JSON header, GeneralSpecs:
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// number of copper layers
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m_json["GeneralSpecs"]["LayerNumber"] = m_pcb->GetCopperLayerCount();
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// Board thickness
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m_json["GeneralSpecs"]["BoardThickness"] =
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m_pcb->GetDesignSettings().GetBoardThickness() * m_conversionUnits;
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// Copper finish
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BOARD_STACKUP brd_stackup = m_pcb->GetDesignSettings().GetStackupDescriptor();
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if( !brd_stackup.m_FinishType.IsEmpty() )
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m_json["GeneralSpecs"]["Finish"] = brd_stackup.m_FinishType;
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if( brd_stackup.m_CastellatedPads )
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m_json["GeneralSpecs"]["Castellated"] = true;
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if( brd_stackup.m_EdgePlating )
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m_json["GeneralSpecs"]["EdgePlating"] = true;
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if( brd_stackup.m_EdgeConnectorConstraints )
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{
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m_json["GeneralSpecs"]["EdgeConnector"] = true;
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m_json["GeneralSpecs"]["EdgeConnectorBevelled"] =
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( brd_stackup.m_EdgeConnectorConstraints == BS_EDGE_CONNECTOR_BEVELLED );
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}
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#if 0 // Not yet in use
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/* The board type according to IPC-2221. There are six primary board types:
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- Type 1 - Single-sided
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- Type 2 - Double-sided
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- Type 3 - Multilayer, TH components only
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- Type 4 - Multilayer, with TH, blind and/or buried vias.
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- Type 5 - Multilayer metal-core board, TH components only
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- Type 6 - Multilayer metal-core
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*/
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m_json["GeneralSpecs"]["IPC-2221-Type"] = 4;
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/* Via protection: key words:
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Ia Tented - Single-sided
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Ib Tented - Double-sided
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IIa Tented and Covered - Single-sided
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IIb Tented and Covered - Double-sided
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IIIa Plugged - Single-sided
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IIIb Plugged - Double-sided
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IVa Plugged and Covered - Single-sided
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IVb Plugged and Covered - Double-sided
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V Filled (fully plugged)
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VI Filled and Covered
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VIII Filled and Capped
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None...No protection
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*/
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m_json["GeneralSpecs"]["ViaProtection"] = "Ib";
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#endif
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}
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void GERBER_JOBFILE_WRITER::addJSONFilesAttributes()
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{
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// Add the Files Attributes section in JSON format to m_JSONbuffer
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m_json["FilesAttributes"] = json::array();
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for( unsigned ii = 0; ii < m_params.m_GerberFileList.GetCount(); ii++ )
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{
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wxString& name = m_params.m_GerberFileList[ii];
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PCB_LAYER_ID layer = m_params.m_LayerId[ii];
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wxString gbr_layer_id;
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bool skip_file = false; // true to skip files which should not be in job file
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const char* polarity = "Positive";
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json file_json;
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if( layer <= B_Cu )
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{
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gbr_layer_id = "Copper,L";
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if( layer == B_Cu )
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gbr_layer_id << m_pcb->GetCopperLayerCount();
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else
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gbr_layer_id << layer + 1;
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gbr_layer_id << ",";
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if( layer == B_Cu )
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gbr_layer_id << "Bot";
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else if( layer == F_Cu )
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gbr_layer_id << "Top";
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else
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gbr_layer_id << "Inr";
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}
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else
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{
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switch( layer )
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{
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case B_Adhes:
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gbr_layer_id = "Glue,Bot";
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break;
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case F_Adhes:
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gbr_layer_id = "Glue,Top";
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break;
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case B_Paste:
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gbr_layer_id = "SolderPaste,Bot";
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break;
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case F_Paste:
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gbr_layer_id = "SolderPaste,Top";
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break;
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case B_SilkS:
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gbr_layer_id = "Legend,Bot";
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break;
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case F_SilkS:
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gbr_layer_id = "Legend,Top";
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break;
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case B_Mask:
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gbr_layer_id = "SolderMask,Bot";
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polarity = "Negative";
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break;
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case F_Mask:
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gbr_layer_id = "SolderMask,Top";
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polarity = "Negative";
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break;
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case Edge_Cuts:
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gbr_layer_id = "Profile";
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break;
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case B_Fab:
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gbr_layer_id = "AssemblyDrawing,Bot";
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break;
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case F_Fab:
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gbr_layer_id = "AssemblyDrawing,Top";
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break;
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case Dwgs_User:
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case Cmts_User:
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case Eco1_User:
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case Eco2_User:
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case Margin:
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case B_CrtYd:
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case F_CrtYd:
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skip_file = true;
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break;
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default:
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skip_file = true;
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m_reporter->Report( "Unexpected layer id in job file", REPORTER::RPT_ERROR );
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break;
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}
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}
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if( !skip_file )
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{
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// name can contain non ASCII7 chars.
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// Ensure the name is JSON compatible.
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std::string strname = formatStringFromUTF32( name );
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file_json["Path"] = strname.c_str();
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file_json["FileFunction"] = gbr_layer_id;
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file_json["FilePolarity"] = polarity;
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m_json["FilesAttributes"] += file_json;
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}
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}
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}
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void GERBER_JOBFILE_WRITER::addJSONDesignRules()
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{
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// Add the Design Rules section in JSON format to m_JSONbuffer
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// Job file support a few design rules:
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const BOARD_DESIGN_SETTINGS& dsnSettings = m_pcb->GetDesignSettings();
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NETCLASS defaultNC = *dsnSettings.GetDefault();
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int minclearanceOuter = defaultNC.GetClearance();
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bool hasInnerLayers = m_pcb->GetCopperLayerCount() > 2;
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// Search a smaller clearance in other net classes, if any.
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for( NETCLASSES::const_iterator it = dsnSettings.m_NetClasses.begin();
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it != dsnSettings.m_NetClasses.end(); ++it )
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{
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NETCLASS netclass = *it->second;
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minclearanceOuter = std::min( minclearanceOuter, netclass.GetClearance() );
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}
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// job file knows different clearance types.
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// Kicad knows only one clearance for pads and tracks
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int minclearance_track2track = minclearanceOuter;
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// However, pads can have a specific clearance defined for a pad or a footprint,
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// and min clearance can be dependent on layers.
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// Search for a minimal pad clearance:
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int minPadClearanceOuter = defaultNC.GetClearance();
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int minPadClearanceInner = defaultNC.GetClearance();
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for( MODULE* module : m_pcb->Modules() )
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{
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for( auto& pad : module->Pads() )
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{
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if( ( pad->GetLayerSet() & LSET::InternalCuMask() ).any() )
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minPadClearanceInner = std::min( minPadClearanceInner, pad->GetClearance() );
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if( ( pad->GetLayerSet() & LSET::ExternalCuMask() ).any() )
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minPadClearanceOuter = std::min( minPadClearanceOuter, pad->GetClearance() );
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}
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}
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m_json["DesignRules"] = { {
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{ "Layers", "Outer" },
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{ "PadToPad", minPadClearanceOuter * m_conversionUnits },
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{ "PadToTrack", minPadClearanceOuter * m_conversionUnits },
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{ "TrackToTrack", minclearance_track2track * m_conversionUnits }
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} };
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// Until this is changed in Kicad, use the same value for internal tracks
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int minclearanceInner = minclearanceOuter;
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// Output the minimal track width
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int mintrackWidthOuter = INT_MAX;
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int mintrackWidthInner = INT_MAX;
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for( TRACK* track : m_pcb->Tracks() )
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{
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if( track->Type() == PCB_VIA_T )
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continue;
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if( track->GetLayer() == B_Cu || track->GetLayer() == F_Cu )
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mintrackWidthOuter = std::min( mintrackWidthOuter, track->GetWidth() );
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else
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mintrackWidthInner = std::min( mintrackWidthInner, track->GetWidth() );
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}
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if( mintrackWidthOuter != INT_MAX )
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m_json["DesignRules"][0]["MinLineWidth"] = mintrackWidthOuter * m_conversionUnits;
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// Output the minimal zone to xx clearance
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// Note: zones can have a zone clearance set to 0
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// if happens, the actual zone clearance is the clearance of its class
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minclearanceOuter = INT_MAX;
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minclearanceInner = INT_MAX;
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for( int ii = 0; ii < m_pcb->GetAreaCount(); ii++ )
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{
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ZONE_CONTAINER* zone = m_pcb->GetArea( ii );
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if( zone->GetIsKeepout() || !zone->IsOnCopperLayer() )
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continue;
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int zclerance = zone->GetClearance();
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if( zone->GetLayer() == B_Cu || zone->GetLayer() == F_Cu )
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minclearanceOuter = std::min( minclearanceOuter, zclerance );
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else
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minclearanceInner = std::min( minclearanceInner, zclerance );
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}
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if( minclearanceOuter != INT_MAX )
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m_json["DesignRules"][0]["TrackToRegion"] = minclearanceOuter * m_conversionUnits;
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if( minclearanceOuter != INT_MAX )
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m_json["DesignRules"][0]["RegionToRegion"] = minclearanceOuter * m_conversionUnits;
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if( hasInnerLayers )
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{
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m_json["DesignRules"] += json( {
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{ "Layers", "Inner" },
|
|
{ "PadToPad", minPadClearanceInner * m_conversionUnits },
|
|
{ "PadToTrack", minPadClearanceInner * m_conversionUnits },
|
|
{ "TrackToTrack", minclearance_track2track * m_conversionUnits }
|
|
} );
|
|
|
|
if( mintrackWidthInner != INT_MAX )
|
|
m_json["DesignRules"][1]["MinLineWidth"] = mintrackWidthInner * m_conversionUnits;
|
|
|
|
if( minclearanceInner != INT_MAX )
|
|
m_json["DesignRules"][1]["TrackToRegion"] = minclearanceInner * m_conversionUnits;
|
|
|
|
if( minclearanceInner != INT_MAX )
|
|
m_json["DesignRules"][1]["RegionToRegion"] = minclearanceInner * m_conversionUnits;
|
|
}
|
|
}
|
|
|
|
|
|
void GERBER_JOBFILE_WRITER::addJSONMaterialStackup()
|
|
{
|
|
// Add the Material Stackup section in JSON format to m_JSONbuffer
|
|
m_json["MaterialStackup"] = json::array();
|
|
|
|
// Build the candidates list:
|
|
LSET maskLayer;
|
|
BOARD_STACKUP brd_stackup = m_pcb->GetDesignSettings().GetStackupDescriptor();
|
|
|
|
// Ensure brd_stackup is up to date (i.e. no change made by SynchronizeWithBoard() )
|
|
bool uptodate = not brd_stackup.SynchronizeWithBoard( &m_pcb->GetDesignSettings() );
|
|
|
|
if( !uptodate && m_pcb->GetDesignSettings().m_HasStackup )
|
|
m_reporter->Report( _( "Board stackup settings not up to date\n"
|
|
"Please fix the stackup" ),
|
|
REPORTER::RPT_ERROR );
|
|
|
|
PCB_LAYER_ID last_copper_layer = F_Cu;
|
|
|
|
// Generate the list (top to bottom):
|
|
for( int ii = 0; ii < brd_stackup.GetCount(); ++ii )
|
|
{
|
|
BOARD_STACKUP_ITEM* item = brd_stackup.GetStackupLayer( ii );
|
|
|
|
int sub_layer_count =
|
|
item->GetType() == BS_ITEM_TYPE_DIELECTRIC ? item->GetSublayersCount() : 1;
|
|
|
|
for( int sub_idx = 0; sub_idx < sub_layer_count; sub_idx++ )
|
|
{
|
|
// layer thickness is always in mm
|
|
double thickness = item->GetThickness( sub_idx ) * m_conversionUnits;
|
|
wxString layer_type;
|
|
std::string layer_name; // for comment
|
|
json layer_json;
|
|
|
|
switch( item->GetType() )
|
|
{
|
|
case BS_ITEM_TYPE_COPPER:
|
|
layer_type = "Copper";
|
|
layer_name = formatStringFromUTF32( m_pcb->GetLayerName( item->GetBrdLayerId() ) );
|
|
last_copper_layer = item->GetBrdLayerId();
|
|
break;
|
|
|
|
case BS_ITEM_TYPE_SILKSCREEN:
|
|
layer_type = "Legend";
|
|
layer_name = formatStringFromUTF32( item->GetTypeName() );
|
|
break;
|
|
|
|
case BS_ITEM_TYPE_SOLDERMASK:
|
|
layer_type = "SolderMask";
|
|
layer_name = formatStringFromUTF32( item->GetTypeName() );
|
|
break;
|
|
|
|
case BS_ITEM_TYPE_SOLDERPASTE:
|
|
layer_type = "SolderPaste";
|
|
layer_name = formatStringFromUTF32( item->GetTypeName() );
|
|
break;
|
|
|
|
case BS_ITEM_TYPE_DIELECTRIC:
|
|
layer_type = "Dielectric";
|
|
// The option core or prepreg is not added here, as it creates constraints
|
|
// in build process, not necessary wanted.
|
|
if( sub_layer_count > 1 )
|
|
{
|
|
layer_name =
|
|
formatStringFromUTF32( wxString::Format( "dielectric layer %d - %d/%d",
|
|
item->GetDielectricLayerId(), sub_idx + 1, sub_layer_count ) );
|
|
}
|
|
else
|
|
layer_name = formatStringFromUTF32( wxString::Format(
|
|
"dielectric layer %d", item->GetDielectricLayerId() ) );
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
|
|
layer_json["Type"] = layer_type;
|
|
|
|
if( item->IsColorEditable() && uptodate )
|
|
{
|
|
if( IsPrmSpecified( item->GetColor() ) )
|
|
{
|
|
wxString colorName = item->GetColor();
|
|
|
|
if( colorName.StartsWith( "#" ) ) // This is a user defined color.
|
|
{
|
|
// In job file a color can be given by its RGB values (0...255)
|
|
wxColor color( colorName );
|
|
colorName.Printf( "R%dG%dB%d", color.Red(), color.Green(), color.Blue() );
|
|
}
|
|
|
|
layer_json["Color"] = colorName;
|
|
}
|
|
}
|
|
|
|
if( item->IsThicknessEditable() && uptodate )
|
|
layer_json["Thickness"] = thickness;
|
|
|
|
if( item->GetType() == BS_ITEM_TYPE_DIELECTRIC )
|
|
{
|
|
if( item->HasMaterialValue() )
|
|
{
|
|
layer_json["Material"] = item->GetMaterial( sub_idx );
|
|
|
|
// These constrains are only written if the board has impedance controlled tracks.
|
|
// If the board is not impedance controlled, they are useless.
|
|
// Do not add constrains that create more expensive boards.
|
|
if( brd_stackup.m_HasDielectricConstrains )
|
|
{
|
|
// Generate Epsilon R if > 1.0 (value <= 1.0 means not specified: it is not
|
|
// a possible value
|
|
if( item->GetEpsilonR() > 1.0 )
|
|
layer_json["DielectricConstant"] = item->FormatEpsilonR( sub_idx );
|
|
|
|
// Generate LossTangent > 0.0 (value <= 0.0 means not specified: it is not
|
|
// a possible value
|
|
if( item->GetLossTangent() > 0.0 )
|
|
layer_json["LossTangent"] = item->FormatLossTangent( sub_idx );
|
|
}
|
|
}
|
|
|
|
PCB_LAYER_ID next_copper_layer = ( PCB_LAYER_ID )( last_copper_layer + 1 );
|
|
|
|
// If the next_copper_layer is the last copper layer, the next layer id is B_Cu
|
|
if( next_copper_layer >= m_pcb->GetCopperLayerCount() - 1 )
|
|
next_copper_layer = B_Cu;
|
|
|
|
wxString subLayerName;
|
|
|
|
if( sub_layer_count > 1 )
|
|
subLayerName.Printf( " (%d/%d)", sub_idx + 1, sub_layer_count );
|
|
|
|
wxString name = wxString::Format( "%s/%s%s",
|
|
formatStringFromUTF32( m_pcb->GetLayerName( last_copper_layer ) ),
|
|
formatStringFromUTF32( m_pcb->GetLayerName( next_copper_layer ) ),
|
|
subLayerName );
|
|
|
|
layer_json["Name"] = name;
|
|
|
|
// Add a comment ("Notes"):
|
|
wxString note;
|
|
|
|
note << wxString::Format( "Type: %s", layer_name.c_str() );
|
|
|
|
note << wxString::Format( " (from %s to %s)",
|
|
formatStringFromUTF32( m_pcb->GetLayerName( last_copper_layer ) ),
|
|
formatStringFromUTF32( m_pcb->GetLayerName( next_copper_layer ) ) );
|
|
|
|
layer_json["Notes"] = note;
|
|
}
|
|
else if( item->GetType() == BS_ITEM_TYPE_SOLDERMASK
|
|
|| item->GetType() == BS_ITEM_TYPE_SILKSCREEN )
|
|
{
|
|
if( item->HasMaterialValue() )
|
|
{
|
|
layer_json["Material"] = item->GetMaterial();
|
|
|
|
// These constrains are only written if the board has impedance controlled tracks.
|
|
// If the board is not impedance controlled, they are useless.
|
|
// Do not add constrains that create more expensive boards.
|
|
if( brd_stackup.m_HasDielectricConstrains )
|
|
{
|
|
// Generate Epsilon R if > 1.0 (value <= 1.0 means not specified: it is not
|
|
// a possible value
|
|
if( item->GetEpsilonR() > 1.0 )
|
|
layer_json["DielectricConstant"] = item->FormatEpsilonR();
|
|
|
|
// Generate LossTangent > 0.0 (value <= 0.0 means not specified: it is not
|
|
// a possible value
|
|
if( item->GetLossTangent() > 0.0 )
|
|
layer_json["LossTangent"] = item->FormatLossTangent();
|
|
}
|
|
}
|
|
|
|
layer_json["Name"] = layer_name.c_str();
|
|
}
|
|
else
|
|
{
|
|
layer_json["Name"] = layer_name.c_str();
|
|
}
|
|
|
|
m_json["MaterialStackup"].insert( m_json["MaterialStackup"].end(), layer_json );
|
|
}
|
|
}
|
|
}
|