static void export_vrml_drawsegment( MODEL_VRML& aModel, DRAWSEGMENT* drawseg )
{
LAYER_NUM layer = drawseg->GetLayer();
double w = drawseg->GetWidth() * aModel.scale;
double x = drawseg->GetStart().x * aModel.scale;
double y = drawseg->GetStart().y * aModel.scale;
double xf = drawseg->GetEnd().x * aModel.scale;
double yf = drawseg->GetEnd().y * aModel.scale;
// Items on the edge layer are handled elsewhere; just return
if( layer == Edge_Cuts )
return;
switch( drawseg->GetShape() )
{
case S_ARC:
export_vrml_arc( aModel, layer,
(double) drawseg->GetCenter().x,
(double) drawseg->GetCenter().y,
(double) drawseg->GetArcStart().x,
(double) drawseg->GetArcStart().y,
w, drawseg->GetAngle() / 10 );
break;
case S_CIRCLE:
export_vrml_circle( aModel, layer, x, y, xf, yf, w );
break;
default:
export_vrml_line( aModel, layer, x, y, xf, yf, w );
break;
}
}
static void export_vrml_edge_module( EDGE_MODULE* aOutline ) //{{{
{
int layer = aOutline->GetLayer();
double x = aOutline->GetStart().x;
double y = aOutline->GetStart().y;
double xf = aOutline->GetEnd().x;
double yf = aOutline->GetEnd().y;
double w = aOutline->GetWidth();
switch( aOutline->GetShape() )
{
case S_ARC:
export_vrml_arc( layer, x, y, xf, yf, w, aOutline->GetAngle()/10 );
break;
case S_CIRCLE:
export_vrml_circle( layer, x, y, xf, yf, w );
break;
default:
export_vrml_line( layer, x, y, xf, yf, w, 1 );
break;
}
}
static void export_vrml_edge_module( MODEL_VRML& aModel, EDGE_MODULE* aOutline,
double aOrientation )
{
LAYER_NUM layer = aOutline->GetLayer();
double x = aOutline->GetStart().x * aModel.scale;
double y = aOutline->GetStart().y * aModel.scale;
double xf = aOutline->GetEnd().x * aModel.scale;
double yf = aOutline->GetEnd().y * aModel.scale;
double w = aOutline->GetWidth() * aModel.scale;
switch( aOutline->GetShape() )
{
case S_SEGMENT:
export_vrml_line( aModel, layer, x, y, xf, yf, w );
break;
case S_ARC:
export_vrml_arc( aModel, layer, x, y, xf, yf, w, aOutline->GetAngle() / 10 );
break;
case S_CIRCLE:
export_vrml_circle( aModel, layer, x, y, xf, yf, w );
break;
case S_POLYGON:
{
VRML_LAYER* vl;
if( !GetLayer( aModel, layer, &vl ) )
break;
int nvert = aOutline->GetPolyPoints().size() - 1;
int i = 0;
if( nvert < 3 ) break;
int seg = vl->NewContour();
if( seg < 0 )
break;
while( i < nvert )
{
CPolyPt corner( aOutline->GetPolyPoints()[i] );
RotatePoint( &corner.x, &corner.y, aOrientation );
corner.x += aOutline->GetPosition().x;
corner.y += aOutline->GetPosition().y;
x = corner.x * aModel.scale;
y = - ( corner.y * aModel.scale );
if( !vl->AddVertex( seg, x, y ) )
throw( std::runtime_error( vl->GetError() ) );
++i;
}
vl->EnsureWinding( seg, false );
}
break;
default:
break;
}
}
static void export_vrml_drawsegment( DRAWSEGMENT* drawseg ) //{{{
{
int layer = drawseg->GetLayer();
double w = drawseg->GetWidth();
double x = drawseg->GetStart().x;
double y = drawseg->GetStart().y;
double xf = drawseg->GetEnd().x;
double yf = drawseg->GetEnd().y;
// Items on the edge layer are high, not thick
if( layer == EDGE_N )
{
switch( drawseg->GetShape() )
{
// There is a special 'varc' primitive for this
case S_ARC:
export_vrml_varc( layer_triangles[layer],
FIRST_COPPER_LAYER, LAST_COPPER_LAYER,
x, y, xf, yf, drawseg->GetAngle()/10 );
break;
// Circles on edge are usually important holes
case S_CIRCLE:
export_vrml_hole( layer_triangles[layer],
FIRST_COPPER_LAYER, LAST_COPPER_LAYER, x, y,
hypot( xf - x, yf - y ) / 2 );
break;
default:
{
// Simply a quad
double z_top = layer_z[FIRST_COPPER_LAYER];
double z_bottom = layer_z[LAST_COPPER_LAYER];
bag_vquad( layer_triangles[layer], x, y, xf, yf, z_top, z_bottom );
break;
}
}
}
else
{
switch( drawseg->GetShape() )
{
case S_ARC:
export_vrml_arc( layer,
(double) drawseg->GetCenter().x,
(double) drawseg->GetCenter().y,
(double) drawseg->GetArcStart().x,
(double) drawseg->GetArcStart().y,
w, drawseg->GetAngle()/10 );
break;
case S_CIRCLE:
export_vrml_circle( layer, x, y, xf, yf, w );
break;
default:
export_vrml_line( layer, x, y, xf, yf, w, 1 );
break;
}
}
}