/* draw the solid polygon found in aPolysList
* The first polygon is the main polygon, others are holes
* See Draw3D_SolidHorizontalPolyPolygons for more info
*/
void Draw3D_SolidHorizontalPolygonWithHoles( const CPOLYGONS_LIST& aPolysList,
int aZpos, int aThickness,
double aBiuTo3DUnits, bool aUseTextures )
{
CPOLYGONS_LIST polygon;
ConvertPolysListWithHolesToOnePolygon( aPolysList, polygon );
Draw3D_SolidHorizontalPolyPolygons( polygon, aZpos, aThickness, aBiuTo3DUnits, aUseTextures );
}
/*
* Function Draw3D_ZaxisOblongCylinder:
* draw a segment with an oblong hole.
* Used to draw oblong holes
* If aHeight = height of the cylinder is 0, only one ring will be drawn
* If aThickness = 0, only one cylinder will be drawn
*/
void Draw3D_ZaxisOblongCylinder( wxPoint aAxis1Pos, wxPoint aAxis2Pos,
int aRadius, int aHeight, int aThickness,
int aZpos, double aBiuTo3DUnits )
{
const int slice = SEGM_PER_CIRCLE;
// Build the points to approximate oblong cylinder by segments
CPOLYGONS_LIST outer_cornerBuffer;
int segm_width = (aRadius * 2) + aThickness;
TransformRoundedEndsSegmentToPolygon( outer_cornerBuffer, aAxis1Pos,
aAxis2Pos, slice, segm_width );
// Draw the oblong outer cylinder
if( aHeight )
Draw3D_VerticalPolygonalCylinder( outer_cornerBuffer, aHeight, aZpos,
false, aBiuTo3DUnits );
if( aThickness )
{
CPOLYGONS_LIST inner_cornerBuffer;
segm_width = aRadius * 2;
TransformRoundedEndsSegmentToPolygon( inner_cornerBuffer, aAxis1Pos,
aAxis2Pos, slice, segm_width );
// Draw the oblong inner cylinder
if( aHeight )
Draw3D_VerticalPolygonalCylinder( inner_cornerBuffer, aHeight,
aZpos, true, aBiuTo3DUnits );
// Build the horizontal full polygon shape
// (outer polygon shape - inner polygon shape)
outer_cornerBuffer.Append( inner_cornerBuffer );
CPOLYGONS_LIST polygon;
ConvertPolysListWithHolesToOnePolygon( outer_cornerBuffer, polygon );
// draw top (front) horizontal side (ring)
SetNormalZpos();
Draw3D_SolidHorizontalPolyPolygons( polygon, aZpos + aHeight, 0, aBiuTo3DUnits, false );
if( aHeight )
{
// draw bottom (back) horizontal side (ring)
SetNormalZneg();
Draw3D_SolidHorizontalPolyPolygons( polygon, aZpos, 0, aBiuTo3DUnits, false );
}
}
SetNormalZpos();
}
/* draw a cylinder (a tube) using 3D primitives.
* the cylinder axis is parallel to the Z axis
* If aHeight = height of the cylinder is 0, only one ring will be drawn
* If aThickness = 0, only one cylinder will be drawn
*/
void Draw3D_ZaxisCylinder( wxPoint aCenterPos, int aRadius,
int aHeight, int aThickness,
int aZpos, double aBiuTo3DUnits )
{
const int slice = SEGM_PER_CIRCLE;
CPOLYGONS_LIST outer_cornerBuffer;
TransformCircleToPolygon( outer_cornerBuffer, aCenterPos,
aRadius + (aThickness / 2), slice );
std::vector<S3D_VERTEX> coords;
coords.resize( 4 );
CPOLYGONS_LIST inner_cornerBuffer;
if( aThickness ) // build the the vertical inner polygon (hole)
TransformCircleToPolygon( inner_cornerBuffer, aCenterPos,
aRadius - (aThickness / 2), slice );
if( aHeight )
{
// Draw the vertical outer side
Draw3D_VerticalPolygonalCylinder( outer_cornerBuffer,
aHeight, aZpos, false, aBiuTo3DUnits );
if( aThickness )
// Draws the vertical inner side (hole)
Draw3D_VerticalPolygonalCylinder( inner_cornerBuffer,
aHeight, aZpos, true, aBiuTo3DUnits );
}
if( aThickness )
{
// draw top (front) and bottom (back) horizontal sides (rings)
SetNormalZpos();
outer_cornerBuffer.Append( inner_cornerBuffer );
CPOLYGONS_LIST polygon;
ConvertPolysListWithHolesToOnePolygon( outer_cornerBuffer, polygon );
// draw top (front) horizontal ring
Draw3D_SolidHorizontalPolyPolygons( polygon, aZpos + aHeight, 0, aBiuTo3DUnits, false );
if( aHeight )
{
// draw bottom (back) horizontal ring
SetNormalZneg();
Draw3D_SolidHorizontalPolyPolygons( polygon, aZpos, 0, aBiuTo3DUnits, false );
}
}
SetNormalZpos();
}
bool ZONE_CONTAINER::BuildFilledSolidAreasPolygons( BOARD* aPcb,
CPOLYGONS_LIST* aCornerBuffer )
{
if( aCornerBuffer == NULL )
m_FilledPolysList.RemoveAllContours();
/* convert outlines + holes to outlines without holes (adding extra segments if necessary)
* m_Poly data is expected normalized, i.e. NormalizeAreaOutlines was used after building
* this zone
*/
if( GetNumCorners() <= 2 ) // malformed zone. polygon calculations do not like it ...
return 0;
// Make a smoothed polygon out of the user-drawn polygon if required
if( m_smoothedPoly )
{
delete m_smoothedPoly;
m_smoothedPoly = NULL;
}
switch( m_cornerSmoothingType )
{
case ZONE_SETTINGS::SMOOTHING_CHAMFER:
m_smoothedPoly = m_Poly->Chamfer( m_cornerRadius );
break;
case ZONE_SETTINGS::SMOOTHING_FILLET:
m_smoothedPoly = m_Poly->Fillet( m_cornerRadius, m_ArcToSegmentsCount );
break;
default:
m_smoothedPoly = new CPolyLine;
m_smoothedPoly->Copy( m_Poly );
break;
}
if( aCornerBuffer )
ConvertPolysListWithHolesToOnePolygon( m_smoothedPoly->m_CornersList,
*aCornerBuffer );
else
ConvertPolysListWithHolesToOnePolygon( m_smoothedPoly->m_CornersList,
m_FilledPolysList );
/* For copper layers, we now must add holes in the Polygon list.
* holes are pads and tracks with their clearance area
* for non copper layers just recalculate the m_FilledPolysList
* with m_ZoneMinThickness taken in account
*/
if( ! aCornerBuffer )
{
if( IsOnCopperLayer() )
AddClearanceAreasPolygonsToPolysList( aPcb );
else
{
// This KI_POLYGON_SET is the area(s) to fill, with m_ZoneMinThickness/2
KI_POLYGON_SET polyset_zone_solid_areas;
int margin = m_ZoneMinThickness / 2;
/* First, creates the main polygon (i.e. the filled area using only one outline)
* to reserve a m_ZoneMinThickness/2 margin around the outlines and holes
* this margin is the room to redraw outlines with segments having a width set to
* m_ZoneMinThickness
* so m_ZoneMinThickness is the min thickness of the filled zones areas
* the polygon is stored in polyset_zone_solid_areas
*/
CopyPolygonsFromFilledPolysListToKiPolygonList( polyset_zone_solid_areas );
polyset_zone_solid_areas -= margin;
// put solid area in m_FilledPolysList:
m_FilledPolysList.RemoveAllContours();
CopyPolygonsFromKiPolygonListToFilledPolysList( polyset_zone_solid_areas );
}
if ( m_FillMode ) // if fill mode uses segments, create them:
FillZoneAreasWithSegments( );
}
return 1;
}