kicad/pcbnew/exporters/step/pcb/base.cpp

299 lines
7.5 KiB
C++

/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2016 Cirilo Bernardo <cirilo.bernardo@gmail.com>
* Copyright (C) 2021 KiCad Developers, see AUTHORS.txt for contributors.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, you may find one here:
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
* or you may search the http://www.gnu.org website for the version 2 license,
* or you may write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <wx/log.h>
#include <iostream>
#include <sstream>
#include <cmath>
#include "sexpr/sexpr.h"
#include "base.h"
static const char bad_position[] = "* corrupt module in PCB file; invalid position";
std::ostream& operator<<( std::ostream& aStream, const DOUBLET& aDoublet )
{
aStream << aDoublet.x << "," << aDoublet.y;
return aStream;
}
std::ostream& operator<<( std::ostream& aStream, const TRIPLET& aTriplet )
{
aStream << aTriplet.x << "," << aTriplet.y << "," << aTriplet.z;
return aStream;
}
bool Get2DPositionAndRotation( const SEXPR::SEXPR* data, DOUBLET& aPosition, double& aRotation )
{
// form: (at X Y {rot})
int nchild = data->GetNumberOfChildren();
if( nchild < 3 )
{
std::ostringstream ostr;
ostr << bad_position << " (line " << data->GetLineNumber() << ")";
wxLogMessage( wxT( "%s\n" ), ostr.str().c_str() );
return false;
}
if( data->GetChild( 0 )->GetSymbol() != "at" )
{
std::ostringstream ostr;
ostr << "* SEXPR item is not a position string (line ";
ostr << data->GetLineNumber() << ")";
wxLogMessage( wxT( "%s\n" ), ostr.str().c_str() );
return false;
}
SEXPR::SEXPR* child = data->GetChild( 1 );
double x;
if( child->IsDouble() )
{
x = child->GetDouble();
}
else if( child->IsInteger() )
{
x = (double) child->GetInteger();
}
else
{
std::ostringstream ostr;
ostr << bad_position << " (line " << child->GetLineNumber() << ")";
wxLogMessage( wxT( "%s\n" ), ostr.str().c_str() );
return false;
}
child = data->GetChild( 2 );
double y;
if( child->IsDouble() )
{
y = child->GetDouble();
}
else if( child->IsInteger() )
{
y = (double) child->GetInteger();
}
else
{
std::ostringstream ostr;
ostr << bad_position << " (line " << child->GetLineNumber() << ")";
wxLogMessage( wxT( "%s\n" ), ostr.str().c_str() );
return false;
}
aPosition.x = x;
aPosition.y = y;
if( nchild == 3 )
return true;
child = data->GetChild( 3 );
double angle = 0.0;
if( child->IsDouble() )
{
angle = child->GetDouble();
}
else if( child->IsInteger() )
{
angle = (double) child->GetInteger();
}
else
{
std::ostringstream ostr;
ostr << bad_position << " (line " << child->GetLineNumber() << ")";
wxLogMessage( wxT( "%s\n" ), ostr.str().c_str() );
return false;
}
while( angle >= 360.0 )
angle -= 360.0;
while( angle <= -360.0 )
angle += 360.0;
aRotation = (angle / 180.0) * M_PI;
return true;
}
bool Get2DCoordinate( const SEXPR::SEXPR* data, DOUBLET& aCoordinate )
{
// form: (at X Y {rot})
int nchild = data->GetNumberOfChildren();
if( nchild < 3 )
{
std::ostringstream ostr;
ostr << bad_position << " (line " << data->GetLineNumber() << ")";
wxLogMessage( wxT( "%s\n" ), ostr.str().c_str() );
return false;
}
SEXPR::SEXPR* child = data->GetChild( 1 );
double x;
if( child->IsDouble() )
{
x = child->GetDouble();
}
else if( child->IsInteger() )
{
x = (double) child->GetInteger();
}
else
{
std::ostringstream ostr;
ostr << bad_position << " (line " << child->GetLineNumber() << ")";
wxLogMessage( wxT( "%s\n" ), ostr.str().c_str() );
return false;
}
child = data->GetChild( 2 );
double y;
if( child->IsDouble() )
{
y = child->GetDouble();
}
else if( child->IsInteger() )
{
y = (double) child->GetInteger();
}
else
{
std::ostringstream ostr;
ostr << bad_position << " (line " << child->GetLineNumber() << ")";
wxLogMessage( wxT( "%s\n" ), ostr.str().c_str() );
return false;
}
aCoordinate.x = x;
aCoordinate.y = y;
return true;
}
bool Get3DCoordinate( const SEXPR::SEXPR* data, TRIPLET& aCoordinate )
{
// form: (at X Y Z)
int nchild = data->GetNumberOfChildren();
if( nchild < 4 )
{
std::ostringstream ostr;
ostr << bad_position << " (line " << data->GetLineNumber() << ")";
wxLogMessage( wxT( "%s\n" ), ostr.str().c_str() );
return false;
}
SEXPR::SEXPR* child;
double val[3];
for( int i = 1; i < 4; ++i )
{
child = data->GetChild( i );
if( child->IsDouble() )
val[i -1] = child->GetDouble();
else if( child->IsInteger() )
val[i -1] = (double) child->GetInteger();
else
{
std::ostringstream ostr;
ostr << bad_position << " (line " << child->GetLineNumber() << ")";
wxLogMessage( wxT( "%s\n" ), ostr.str().c_str() );
return false;
}
}
aCoordinate.x = val[0];
aCoordinate.y = val[1];
aCoordinate.z = val[2];
return true;
}
bool GetXYZRotation( const SEXPR::SEXPR* data, TRIPLET& aRotation )
{
const char bad_rotation[] = "* invalid 3D rotation";
if( !Get3DCoordinate( data, aRotation ) )
{
std::ostringstream ostr;
ostr << bad_rotation << " (line " << data->GetLineNumber() << ")";
wxLogMessage( wxT( "%s\n" ), ostr.str().c_str() );
return false;
}
if( aRotation.x > 360.0 || aRotation.x < -360.0 )
{
int nr = (int) aRotation.x / 360;
aRotation.x -= ( 360.0 * nr );
}
if( aRotation.y > 360.0 || aRotation.y < -360.0 )
{
int nr = (int) aRotation.y / 360;
aRotation.y -= ( 360.0 * nr );
}
if( aRotation.z > 360.0 || aRotation.z < -360.0 )
{
int nr = (int) aRotation.z / 360;
aRotation.z -= ( 360.0 * nr );
}
aRotation.x *= M_PI / 180.0;
aRotation.y *= M_PI / 180.0;
aRotation.z *= M_PI / 180.0;
return true;
}
std::optional<std::string> GetLayerName( const SEXPR::SEXPR& aLayerElem )
{
std::optional<std::string> layer;
if( aLayerElem.GetNumberOfChildren() == 2 )
{
const SEXPR::SEXPR& layerChild = *aLayerElem.GetChild( 1 );
// The layer child can be quoted (string) or unquoted (symbol) depending on PCB version.
if( layerChild.IsString() )
layer = layerChild.GetString();
else if( layerChild.IsSymbol() )
layer = layerChild.GetSymbol();
}
return layer;
}