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Commit a26e59d8 authored by Dick Hollenbeck's avatar Dick Hollenbeck
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pass round boards to freerouter via specctra_export

parent d55ab920
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Showing with 122 additions and 106 deletions
pcbnew/specctra_export.cpp
View file @ a26e59d8
......@@ -855,6 +855,38 @@ PADSTACK* SPECCTRA_DB::makeVia( const SEGVIA* aVia )
}
/**
* Function makeCircle
* does a line segmented circle into aPath.
*/
static void makeCircle( PATH* aPath, DRAWSEGMENT* aGraphic )
{
// do a circle segmentation
const int STEPS = 2 * 36;
wxPoint start;
wxPoint center = aGraphic->GetCenter();
int radius = aGraphic->GetRadius();
double angle = 3600.0;
start = center;
start.x += radius;
wxPoint nextPt;
for( int step = 0; step<STEPS; ++step )
{
double rotation = ( angle * step ) / STEPS;
nextPt = start;
RotatePoint( &nextPt.x, &nextPt.y, center.x, center.y, rotation );
aPath->AppendPoint( mapPt( nextPt ) );
}
}
void SPECCTRA_DB::fillBOUNDARY( BOARD* aBoard, BOUNDARY* boundary ) throw( IO_ERROR )
{
TYPE_COLLECTOR items;
......@@ -948,10 +980,18 @@ void SPECCTRA_DB::fillBOUNDARY( BOARD* aBoard, BOUNDARY* boundary ) throw( IO_ER
break;
case S_CIRCLE:
// Freerouter does not understand circles.
// This might be a mounting hole or something, ignore it without error
// because some of our demo boards have used the edges pcb layer to
// hold islanded circles, rather than simply using holes.
{
wxPoint pt = graphic->GetCenter();
// pt has minimum x point
pt.x -= graphic->GetRadius();
if( pt.x < xmin.x )
{
xmin = pt;
xmini = i;
}
}
break;
default:
......@@ -974,112 +1014,110 @@ void SPECCTRA_DB::fillBOUNDARY( BOARD* aBoard, BOUNDARY* boundary ) throw( IO_ER
// The first DRAWSEGMENT is in 'graphic', ok to remove it from 'items'
items.Remove( xmini );
wxPoint startPt = wxPoint( graphic->GetEnd() );
prevPt = graphic->GetEnd();
path->AppendPoint( mapPt( prevPt ) );
// Do not append the other end point yet of this 'graphic', this first
// 'graphic' might be an arc.
// Set maximum proximity threshold for point to point nearness metric for
// board perimeter only, not interior keepouts yet.
prox = Mils2iu( 0 );
// Output the Edge.Cuts perimeter polygon.
for(;;)
// Output the Edge.Cuts perimeter as circle or polygon.
if( graphic->GetShape() == S_CIRCLE )
{
switch( graphic->GetShape() )
makeCircle( path, graphic );
}
else
{
wxPoint startPt = wxPoint( graphic->GetEnd() );
prevPt = graphic->GetEnd();
path->AppendPoint( mapPt( prevPt ) );
// Do not append the other end point yet of this 'graphic', this first
// 'graphic' might be an arc.
for(;;)
{
case S_SEGMENT:
switch( graphic->GetShape() )
{
wxPoint nextPt;
if( !close_enough( prevPt, graphic->GetStart(), prox ) )
{
wxASSERT( close_enough( prevPt, graphic->GetEnd(), prox ) );
nextPt = graphic->GetStart();
}
else
case S_SEGMENT:
{
wxASSERT( close_enough( prevPt, graphic->GetStart(), prox ) );
nextPt = graphic->GetEnd();
wxPoint nextPt;
if( !close_enough( prevPt, graphic->GetStart(), prox ) )
{
wxASSERT( close_enough( prevPt, graphic->GetEnd(), prox ) );
nextPt = graphic->GetStart();
}
else
{
wxASSERT( close_enough( prevPt, graphic->GetStart(), prox ) );
nextPt = graphic->GetEnd();
}
path->AppendPoint( mapPt( nextPt ) );
prevPt = nextPt;
}
break;
path->AppendPoint( mapPt( nextPt ) );
prevPt = nextPt;
}
break;
case S_ARC:
// Freerouter does not yet understand arcs, so approximate
// an arc with a series of short lines and put those
// line segments into the !same! PATH.
{
const int STEPS = 9; // in an arc of 90 degrees
case S_ARC:
// Freerouter does not yet understand arcs, so approximate
// an arc with a series of short lines and put those
// line segments into the !same! PATH.
{
const int STEPS = 9; // in an arc of 90 degrees
wxPoint start = graphic->GetArcStart();
wxPoint end = graphic->GetArcEnd();
wxPoint center = graphic->GetCenter();
double angle = -graphic->GetAngle();
wxPoint start = graphic->GetArcStart();
wxPoint end = graphic->GetArcEnd();
wxPoint center = graphic->GetCenter();
double angle = -graphic->GetAngle();
if( !close_enough( prevPt, start, prox ) )
{
wxASSERT( close_enough( prevPt, graphic->GetArcEnd(), prox ) );
if( !close_enough( prevPt, start, prox ) )
{
wxASSERT( close_enough( prevPt, graphic->GetArcEnd(), prox ) );
angle = -angle;
EXCHG( start, end );
}
angle = -angle;
EXCHG( start, end );
}
wxPoint nextPt;
wxPoint nextPt;
for( int step = 1; step<=STEPS; ++step )
{
double rotation = ( angle * step ) / STEPS;
for( int step = 1; step<=STEPS; ++step )
{
double rotation = ( angle * step ) / STEPS;
nextPt = start;
nextPt = start;
RotatePoint( &nextPt.x, &nextPt.y, center.x, center.y, rotation );
RotatePoint( &nextPt.x, &nextPt.y, center.x, center.y, rotation );
path->AppendPoint( mapPt( nextPt ) );
}
path->AppendPoint( mapPt( nextPt ) );
prevPt = nextPt;
}
break;
default:
{
wxString error = wxString::Format( _( "Unsupported DRAWSEGMENT type %s" ),
GetChars( BOARD_ITEM::ShowShape( (STROKE_T) graphic->GetShape() ) ) );
prevPt = nextPt;
ThrowIOError( error );
}
break;
}
break;
case S_CIRCLE:
// Freerouter does not understand circles. And although we can mimic
// a circle for it by line segments, we'd have to ensure that the circle
// was the only graphic on the board's edge. @todo that.
//
// Tell user his board has a problem, this is better than silently
// ignoring the error.
// fall thru here to report the error.
if( close_enough( startPt, prevPt, prox ) ) // the polygon is closed.
break;
default:
{
wxString error = wxString::Format( _( "Unsupported DRAWSEGMENT type %s" ),
GetChars( BOARD_ITEM::ShowShape( (STROKE_T) graphic->GetShape() ) ) );
graphic = findPoint( prevPt, &items, prox );
if( !graphic )
{
wxString error = wxString::Format(
_( "Unable to find the next segment with an endpoint of (%d,%d).\n"
"Edit Edge.Cuts perimeter graphics, making them contiguous polygons each." ),
prevPt.x,
prevPt.y );
ThrowIOError( error );
}
break;
}
if( close_enough( startPt, prevPt, prox ) ) // the polygon is closed.
break;
graphic = findPoint( prevPt, &items, prox );
if( !graphic )
{
wxString error = wxString::Format(
_( "Unable to find the next segment with an endpoint of (%d,%d).\n"
"Edit Edge.Cuts perimeter graphics, making them contiguous polygons each." ),
prevPt.x,
prevPt.y );
ThrowIOError( error );
}
}
......@@ -1101,29 +1139,7 @@ void SPECCTRA_DB::fillBOUNDARY( BOARD* aBoard, BOUNDARY* boundary ) throw( IO_ER
if( graphic->GetShape() == S_CIRCLE )
{
// do a circle segmentation
const int STEPS = 36;
wxPoint start;
wxPoint center = graphic->GetCenter();
int radius = graphic->GetRadius();
double angle = 3600.0;
start = center;
start.x += radius;
wxPoint nextPt;
for( int step = 0; step<STEPS; ++step )
{
double rotation = ( angle * step ) / STEPS;
nextPt = start;
RotatePoint( &nextPt.x, &nextPt.y, center.x, center.y, rotation );
poly_ko->AppendPoint( mapPt( nextPt ) );
}
makeCircle( poly_ko, graphic );
}
else
{
......
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