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kicad-source/3d-viewer/3d_canvas/create_layer_items.cpp
jean-pierre charras a43ca978df 3D viewer: do not build the board 3D data during 3D frame creation, but after. 
Building the 3D data is time consuming, so creating the data after the 3D
frame is shown is better, and the build activity is visible, especially on Linux.
2021-07-18 17:55:40 +02:00

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2015-2016 Mario Luzeiro <mrluzeiro@ua.pt>
* Copyright (C) 1992-2020 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
*/
/**
* @file create_layer_items.cpp
* @brief This file implements the creation of the pcb board.
*
* It is based on the function found in the files:
* board_items_to_polygon_shape_transform.cpp
* board_items_to_polygon_shape_transform.cpp
*/
#include "board_adapter.h"
#include "../3d_rendering/3d_render_raytracing/shapes2D/ring_2d.h"
#include "../3d_rendering/3d_render_raytracing/shapes2D/filled_circle_2d.h"
#include "../3d_rendering/3d_render_raytracing/shapes3D/cylinder_3d.h"
#include <board.h>
#include <board_design_settings.h>
#include <footprint.h>
#include <pad.h>
#include <pcb_text.h>
#include <fp_shape.h>
#include <zone.h>
#include <convert_basic_shapes_to_polygon.h>
#include <trigo.h>
#include <vector>
#include <thread>
#include <core/arraydim.h>
#include <algorithm>
#include <atomic>
#include <wx/log.h>
#ifdef PRINT_STATISTICS_3D_VIEWER
#include <profile.h>
#endif
void BOARD_ADAPTER::destroyLayers()
{
if( !m_layers_poly.empty() )
{
for( auto& poly : m_layers_poly )
delete poly.second;
m_layers_poly.clear();
}
delete m_frontPlatedPadPolys;
m_frontPlatedPadPolys = nullptr;
delete m_backPlatedPadPolys;
m_backPlatedPadPolys = nullptr;
if( !m_layerHoleIdPolys.empty() )
{
for( auto& poly : m_layerHoleIdPolys )
delete poly.second;
m_layerHoleIdPolys.clear();
}
if( !m_layerHoleOdPolys.empty() )
{
for( auto& poly : m_layerHoleOdPolys )
delete poly.second;
m_layerHoleOdPolys.clear();
}
if( !m_layerMap.empty() )
{
for( auto& poly : m_layerMap )
delete poly.second;
m_layerMap.clear();
}
delete m_platedPadsFront;
m_platedPadsFront = nullptr;
delete m_platedPadsBack;
m_platedPadsBack = nullptr;
if( !m_layerHoleMap.empty() )
{
for( auto& poly : m_layerHoleMap )
delete poly.second;
m_layerHoleMap.clear();
}
m_throughHoleIds.Clear();
m_throughHoleOds.Clear();
m_throughHoleAnnularRings.Clear();
m_throughHoleViaOds.Clear();
m_throughHoleViaIds.Clear();
m_nonPlatedThroughHoleOdPolys.RemoveAllContours();
m_throughHoleOdPolys.RemoveAllContours();
m_throughHoleViaOdPolys.RemoveAllContours();
m_throughHoleAnnularRingPolys.RemoveAllContours();
}
void BOARD_ADAPTER::createLayers( REPORTER* aStatusReporter )
{
destroyLayers();
// Build Copper layers
// Based on:
// https://github.com/KiCad/kicad-source-mirror/blob/master/3d-viewer/3d_draw.cpp#L692
#ifdef PRINT_STATISTICS_3D_VIEWER
unsigned stats_startCopperLayersTime = GetRunningMicroSecs();
unsigned start_Time = stats_startCopperLayersTime;
#endif
PCB_LAYER_ID cu_seq[MAX_CU_LAYERS];
LSET cu_set = LSET::AllCuMask( m_copperLayersCount );
m_trackCount = 0;
m_averageTrackWidth = 0;
m_viaCount = 0;
m_averageViaHoleDiameter = 0;
m_holeCount = 0;
m_averageHoleDiameter = 0;
if( !m_board )
return;
// Prepare track list, convert in a vector. Calc statistic for the holes
std::vector<const PCB_TRACK*> trackList;
trackList.clear();
trackList.reserve( m_board->Tracks().size() );
for( PCB_TRACK* track : m_board->Tracks() )
{
if( !Is3dLayerEnabled( track->GetLayer() ) ) // Skip non enabled layers
continue;
// Note: a PCB_TRACK holds normal segment tracks and also vias circles (that have also
// drill values)
trackList.push_back( track );
if( track->Type() == PCB_VIA_T )
{
const PCB_VIA *via = static_cast< const PCB_VIA*>( track );
m_viaCount++;
m_averageViaHoleDiameter += via->GetDrillValue() * m_biuTo3Dunits;
}
else
{
m_trackCount++;
}
m_averageTrackWidth += track->GetWidth() * m_biuTo3Dunits;
}
if( m_trackCount )
m_averageTrackWidth /= (float)m_trackCount;
if( m_viaCount )
m_averageViaHoleDiameter /= (float)m_viaCount;
// Prepare copper layers index and containers
std::vector< PCB_LAYER_ID > layer_id;
layer_id.clear();
layer_id.reserve( m_copperLayersCount );
for( unsigned i = 0; i < arrayDim( cu_seq ); ++i )
cu_seq[i] = ToLAYER_ID( B_Cu - i );
for( LSEQ cu = cu_set.Seq( cu_seq, arrayDim( cu_seq ) ); cu; ++cu )
{
const PCB_LAYER_ID curr_layer_id = *cu;
if( !Is3dLayerEnabled( curr_layer_id ) ) // Skip non enabled layers
continue;
layer_id.push_back( curr_layer_id );
BVH_CONTAINER_2D *layerContainer = new BVH_CONTAINER_2D;
m_layerMap[curr_layer_id] = layerContainer;
if( GetFlag( FL_RENDER_OPENGL_COPPER_THICKNESS )
&& ( m_renderEngine == RENDER_ENGINE::OPENGL_LEGACY ) )
{
SHAPE_POLY_SET* layerPoly = new SHAPE_POLY_SET;
m_layers_poly[curr_layer_id] = layerPoly;
}
}
if( GetFlag( FL_RENDER_PLATED_PADS_AS_PLATED ) && GetFlag( FL_USE_REALISTIC_MODE ) )
{
m_frontPlatedPadPolys = new SHAPE_POLY_SET;
m_backPlatedPadPolys = new SHAPE_POLY_SET;
m_platedPadsFront = new BVH_CONTAINER_2D;
m_platedPadsBack = new BVH_CONTAINER_2D;
}
if( aStatusReporter )
aStatusReporter->Report( _( "Create tracks and vias" ) );
// Create tracks as objects and add it to container
for( PCB_LAYER_ID curr_layer_id : layer_id )
{
wxASSERT( m_layerMap.find( curr_layer_id ) != m_layerMap.end() );
BVH_CONTAINER_2D *layerContainer = m_layerMap[curr_layer_id];
// Add track segments shapes and via annulus shapes
unsigned int nTracks = trackList.size();
for( unsigned int trackIdx = 0; trackIdx < nTracks; ++trackIdx )
{
const PCB_TRACK *track = trackList[trackIdx];
// NOTE: Vias can be on multiple layers
if( !track->IsOnLayer( curr_layer_id ) )
continue;
// Skip vias annulus when not connected on this layer (if removing is enabled)
const PCB_VIA *via = dyn_cast< const PCB_VIA*>( track );
if( via && !via->FlashLayer( curr_layer_id ) && IsCopperLayer( curr_layer_id ) )
continue;
// Add object item to layer container
createTrack( track, layerContainer, 0.0f );
}
}
// Create VIAS and THTs objects and add it to holes containers
for( PCB_LAYER_ID curr_layer_id : layer_id )
{
// ADD TRACKS
unsigned int nTracks = trackList.size();
for( unsigned int trackIdx = 0; trackIdx < nTracks; ++trackIdx )
{
const PCB_TRACK *track = trackList[trackIdx];
if( !track->IsOnLayer( curr_layer_id ) )
continue;
// ADD VIAS and THT
if( track->Type() == PCB_VIA_T )
{
const PCB_VIA* via = static_cast<const PCB_VIA*>( track );
const VIATYPE viatype = via->GetViaType();
const float holediameter = via->GetDrillValue() * BiuTo3dUnits();
// holes and layer copper extend half info cylinder wall to hide transition
const float thickness = GetHolePlatingThickness() * BiuTo3dUnits() / 2.0f;
const float hole_inner_radius = holediameter / 2.0f;
const float ring_radius = via->GetWidth() * BiuTo3dUnits() / 2.0f;
const SFVEC2F via_center( via->GetStart().x * m_biuTo3Dunits,
-via->GetStart().y * m_biuTo3Dunits );
if( viatype != VIATYPE::THROUGH )
{
// Add hole objects
BVH_CONTAINER_2D *layerHoleContainer = nullptr;
// Check if the layer is already created
if( m_layerHoleMap.find( curr_layer_id ) == m_layerHoleMap.end() )
{
// not found, create a new container
layerHoleContainer = new BVH_CONTAINER_2D;
m_layerHoleMap[curr_layer_id] = layerHoleContainer;
}
else
{
// found
layerHoleContainer = m_layerHoleMap[curr_layer_id];
}
// Add a hole for this layer
layerHoleContainer->Add( new FILLED_CIRCLE_2D( via_center,
hole_inner_radius + thickness,
*track ) );
}
else if( curr_layer_id == layer_id[0] ) // it only adds once the THT holes
{
// Add through hole object
m_throughHoleOds.Add( new FILLED_CIRCLE_2D( via_center,
hole_inner_radius + thickness,
*track ) );
m_throughHoleViaOds.Add( new FILLED_CIRCLE_2D( via_center,
hole_inner_radius + thickness,
*track ) );
if( GetFlag( FL_CLIP_SILK_ON_VIA_ANNULUS ) &&
GetFlag( FL_USE_REALISTIC_MODE ) )
{
m_throughHoleAnnularRings.Add( new FILLED_CIRCLE_2D( via_center,
ring_radius,
*track ) );
}
m_throughHoleIds.Add( new FILLED_CIRCLE_2D( via_center, hole_inner_radius,
*track ) );
}
}
}
}
// Create VIAS and THTs objects and add it to holes containers
for( PCB_LAYER_ID curr_layer_id : layer_id )
{
// ADD TRACKS
const unsigned int nTracks = trackList.size();
for( unsigned int trackIdx = 0; trackIdx < nTracks; ++trackIdx )
{
const PCB_TRACK *track = trackList[trackIdx];
if( !track->IsOnLayer( curr_layer_id ) )
continue;
// ADD VIAS and THT
if( track->Type() == PCB_VIA_T )
{
const PCB_VIA* via = static_cast<const PCB_VIA*>( track );
const VIATYPE viatype = via->GetViaType();
if( viatype != VIATYPE::THROUGH )
{
// Add PCB_VIA hole contours
// Add outer holes of VIAs
SHAPE_POLY_SET *layerOuterHolesPoly = nullptr;
SHAPE_POLY_SET *layerInnerHolesPoly = nullptr;
// Check if the layer is already created
if( m_layerHoleOdPolys.find( curr_layer_id ) ==
m_layerHoleOdPolys.end() )
{
// not found, create a new container
layerOuterHolesPoly = new SHAPE_POLY_SET;
m_layerHoleOdPolys[curr_layer_id] = layerOuterHolesPoly;
wxASSERT( m_layerHoleIdPolys.find( curr_layer_id ) ==
m_layerHoleIdPolys.end() );
layerInnerHolesPoly = new SHAPE_POLY_SET;
m_layerHoleIdPolys[curr_layer_id] = layerInnerHolesPoly;
}
else
{
// found
layerOuterHolesPoly = m_layerHoleOdPolys[curr_layer_id];
wxASSERT( m_layerHoleIdPolys.find( curr_layer_id ) !=
m_layerHoleIdPolys.end() );
layerInnerHolesPoly = m_layerHoleIdPolys[curr_layer_id];
}
const int holediameter = via->GetDrillValue();
const int hole_outer_radius = (holediameter / 2) + GetHolePlatingThickness();
TransformCircleToPolygon( *layerOuterHolesPoly, via->GetStart(),
hole_outer_radius, ARC_HIGH_DEF, ERROR_INSIDE );
TransformCircleToPolygon( *layerInnerHolesPoly, via->GetStart(),
holediameter / 2, ARC_HIGH_DEF, ERROR_INSIDE );
}
else if( curr_layer_id == layer_id[0] ) // it only adds once the THT holes
{
const int holediameter = via->GetDrillValue();
const int hole_outer_radius = (holediameter / 2) + GetHolePlatingThickness();
const int hole_outer_ring_radius = via->GetWidth() / 2.0f;
// Add through hole contours
TransformCircleToPolygon( m_throughHoleOdPolys, via->GetStart(),
hole_outer_radius, ARC_HIGH_DEF, ERROR_INSIDE );
// Add same thing for vias only
TransformCircleToPolygon( m_throughHoleViaOdPolys, via->GetStart(),
hole_outer_radius, ARC_HIGH_DEF, ERROR_INSIDE );
if( GetFlag( FL_CLIP_SILK_ON_VIA_ANNULUS ) && GetFlag( FL_USE_REALISTIC_MODE ) )
{
TransformCircleToPolygon( m_throughHoleAnnularRingPolys,
via->GetStart(), hole_outer_ring_radius,
ARC_HIGH_DEF, ERROR_INSIDE );
}
}
}
}
}
// Creates vertical outline contours of the tracks and add it to the poly of the layer
if( GetFlag( FL_RENDER_OPENGL_COPPER_THICKNESS )
&& ( m_renderEngine == RENDER_ENGINE::OPENGL_LEGACY ) )
{
for( PCB_LAYER_ID curr_layer_id : layer_id )
{
wxASSERT( m_layers_poly.find( curr_layer_id ) != m_layers_poly.end() );
SHAPE_POLY_SET *layerPoly = m_layers_poly[curr_layer_id];
// ADD TRACKS
unsigned int nTracks = trackList.size();
for( unsigned int trackIdx = 0; trackIdx < nTracks; ++trackIdx )
{
const PCB_TRACK *track = trackList[trackIdx];
if( !track->IsOnLayer( curr_layer_id ) )
continue;
// Skip vias annulus when not connected on this layer (if removing is enabled)
const PCB_VIA *via = dyn_cast<const PCB_VIA*>( track );
if( via && !via->FlashLayer( curr_layer_id ) && IsCopperLayer( curr_layer_id ) )
continue;
// Add the track/via contour
track->TransformShapeWithClearanceToPolygon( *layerPoly, curr_layer_id, 0,
ARC_HIGH_DEF, ERROR_INSIDE );
}
}
}
// Add holes of footprints
for( FOOTPRINT* footprint : m_board->Footprints() )
{
for( PAD* pad : footprint->Pads() )
{
const wxSize padHole = pad->GetDrillSize();
if( !padHole.x ) // Not drilled pad like SMD pad
continue;
// The hole in the body is inflated by copper thickness, if not plated, no copper
const int inflate = ( pad->GetAttribute () != PAD_ATTRIB::NPTH ) ?
GetHolePlatingThickness() / 2 : 0;
m_holeCount++;
m_averageHoleDiameter += ( ( pad->GetDrillSize().x +
pad->GetDrillSize().y ) / 2.0f ) * m_biuTo3Dunits;
m_throughHoleOds.Add( createPadWithDrill( pad, inflate ) );
if( GetFlag( FL_CLIP_SILK_ON_VIA_ANNULUS ) && GetFlag( FL_USE_REALISTIC_MODE ) )
{
m_throughHoleAnnularRings.Add( createPadWithDrill( pad, inflate ) );
}
m_throughHoleIds.Add( createPadWithDrill( pad, 0 ) );
}
}
if( m_holeCount )
m_averageHoleDiameter /= (float)m_holeCount;
// Add contours of the pad holes (pads can be Circle or Segment holes)
for( FOOTPRINT* footprint : m_board->Footprints() )
{
for( PAD* pad : footprint->Pads() )
{
const wxSize padHole = pad->GetDrillSize();
if( !padHole.x ) // Not drilled pad like SMD pad
continue;
// The hole in the body is inflated by copper thickness.
const int inflate = GetHolePlatingThickness();
if( pad->GetAttribute () != PAD_ATTRIB::NPTH )
{
if( GetFlag( FL_CLIP_SILK_ON_VIA_ANNULUS ) && GetFlag( FL_USE_REALISTIC_MODE ) )
{
pad->TransformHoleWithClearanceToPolygon( m_throughHoleAnnularRingPolys,
inflate, ARC_HIGH_DEF, ERROR_INSIDE );
}
pad->TransformHoleWithClearanceToPolygon( m_throughHoleOdPolys, inflate,
ARC_HIGH_DEF, ERROR_INSIDE );
}
else
{
// If not plated, no copper.
if( GetFlag( FL_CLIP_SILK_ON_VIA_ANNULUS ) && GetFlag( FL_USE_REALISTIC_MODE ) )
{
pad->TransformHoleWithClearanceToPolygon( m_throughHoleAnnularRingPolys, 0,
ARC_HIGH_DEF, ERROR_INSIDE );
}
pad->TransformHoleWithClearanceToPolygon( m_nonPlatedThroughHoleOdPolys, 0,
ARC_HIGH_DEF, ERROR_INSIDE );
}
}
}
const bool renderPlatedPadsAsPlated = GetFlag( FL_RENDER_PLATED_PADS_AS_PLATED ) &&
GetFlag( FL_USE_REALISTIC_MODE );
// Add footprints PADs objects to containers
for( PCB_LAYER_ID curr_layer_id : layer_id )
{
wxASSERT( m_layerMap.find( curr_layer_id ) != m_layerMap.end() );
BVH_CONTAINER_2D *layerContainer = m_layerMap[curr_layer_id];
// ADD PADS
for( FOOTPRINT* footprint : m_board->Footprints() )
{
// Note: NPTH pads are not drawn on copper layers when the pad
// has same shape as its hole
addPadsWithClearance( footprint, layerContainer, curr_layer_id, 0,
true, renderPlatedPadsAsPlated, false );
// Micro-wave footprints may have items on copper layers
addFootprintShapesWithClearance( footprint, layerContainer, curr_layer_id, 0 );
}
}
if( renderPlatedPadsAsPlated )
{
// ADD PLATED PADS
for( FOOTPRINT* footprint : m_board->Footprints() )
{
addPadsWithClearance( footprint, m_platedPadsFront, F_Cu, 0, true, false, true );
addPadsWithClearance( footprint, m_platedPadsBack, B_Cu, 0, true, false, true );
}
m_platedPadsFront->BuildBVH();
m_platedPadsBack->BuildBVH();
}
// Add footprints PADs poly contours (vertical outlines)
if( GetFlag( FL_RENDER_OPENGL_COPPER_THICKNESS )
&& ( m_renderEngine == RENDER_ENGINE::OPENGL_LEGACY ) )
{
for( PCB_LAYER_ID curr_layer_id : layer_id )
{
wxASSERT( m_layers_poly.find( curr_layer_id ) != m_layers_poly.end() );
SHAPE_POLY_SET *layerPoly = m_layers_poly[curr_layer_id];
// Add pads to polygon list
for( FOOTPRINT* footprint : m_board->Footprints() )
{
// Note: NPTH pads are not drawn on copper layers when the pad
// has same shape as its hole
footprint->TransformPadsWithClearanceToPolygon( *layerPoly, curr_layer_id,
0, ARC_HIGH_DEF, ERROR_INSIDE,
true, renderPlatedPadsAsPlated,
false );
transformFPShapesToPolygon( footprint, curr_layer_id, *layerPoly );
}
}
if( renderPlatedPadsAsPlated )
{
// ADD PLATED PADS contours
for( FOOTPRINT* footprint : m_board->Footprints() )
{
footprint->TransformPadsWithClearanceToPolygon( *m_frontPlatedPadPolys, F_Cu,
0, ARC_HIGH_DEF, ERROR_INSIDE,
true, false, true );
footprint->TransformPadsWithClearanceToPolygon( *m_backPlatedPadPolys, B_Cu,
0, ARC_HIGH_DEF, ERROR_INSIDE,
true, false, true );
}
}
}
// Add graphic item on copper layers to object containers
for( PCB_LAYER_ID curr_layer_id : layer_id )
{
wxASSERT( m_layerMap.find( curr_layer_id ) != m_layerMap.end() );
BVH_CONTAINER_2D *layerContainer = m_layerMap[curr_layer_id];
// Add graphic items on copper layers (texts and other graphics)
for( BOARD_ITEM* item : m_board->Drawings() )
{
if( !item->IsOnLayer( curr_layer_id ) )
continue;
switch( item->Type() )
{
case PCB_SHAPE_T:
addShapeWithClearance( static_cast<PCB_SHAPE*>( item ), layerContainer,
curr_layer_id, 0 );
break;
case PCB_TEXT_T:
addShapeWithClearance( static_cast<PCB_TEXT*>( item ), layerContainer,
curr_layer_id, 0 );
break;
case PCB_DIM_ALIGNED_T:
case PCB_DIM_CENTER_T:
case PCB_DIM_ORTHOGONAL_T:
case PCB_DIM_LEADER_T:
addShapeWithClearance( static_cast<PCB_DIMENSION_BASE*>( item ),
layerContainer, curr_layer_id, 0 );
break;
default:
wxLogTrace( m_logTrace, wxT( "createLayers: item type: %d not implemented" ),
item->Type() );
break;
}
}
}
// Add graphic item on copper layers to poly contours (vertical outlines)
if( GetFlag( FL_RENDER_OPENGL_COPPER_THICKNESS )
&& ( m_renderEngine == RENDER_ENGINE::OPENGL_LEGACY ) )
{
for( PCB_LAYER_ID cur_layer_id : layer_id )
{
wxASSERT( m_layers_poly.find( cur_layer_id ) != m_layers_poly.end() );
SHAPE_POLY_SET *layerPoly = m_layers_poly[cur_layer_id];
// Add graphic items on copper layers (texts and other )
for( BOARD_ITEM* item : m_board->Drawings() )
{
if( !item->IsOnLayer( cur_layer_id ) )
continue;
switch( item->Type() )
{
case PCB_SHAPE_T:
item->TransformShapeWithClearanceToPolygon( *layerPoly, cur_layer_id, 0,
ARC_HIGH_DEF, ERROR_INSIDE );
break;
case PCB_TEXT_T:
{
PCB_TEXT* text = static_cast<PCB_TEXT*>( item );
text->TransformTextShapeWithClearanceToPolygon( *layerPoly, cur_layer_id, 0,
ARC_HIGH_DEF, ERROR_INSIDE );
}
break;
default:
wxLogTrace( m_logTrace, wxT( "createLayers: item type: %d not implemented" ),
item->Type() );
break;
}
}
}
}
if( GetFlag( FL_ZONE ) )
{
if( aStatusReporter )
aStatusReporter->Report( _( "Create zones" ) );
std::vector<std::pair<const ZONE*, PCB_LAYER_ID>> zones;
for( ZONE* zone : m_board->Zones() )
{
for( PCB_LAYER_ID layer : zone->GetLayerSet().Seq() )
zones.emplace_back( std::make_pair( zone, layer ) );
}
// Add zones objects
std::atomic<size_t> nextZone( 0 );
std::atomic<size_t> threadsFinished( 0 );
size_t parallelThreadCount = std::max<size_t>( std::thread::hardware_concurrency(), 2 );
for( size_t ii = 0; ii < parallelThreadCount; ++ii )
{
std::thread t = std::thread( [&]()
{
for( size_t areaId = nextZone.fetch_add( 1 );
areaId < zones.size();
areaId = nextZone.fetch_add( 1 ) )
{
const ZONE* zone = zones[areaId].first;
if( zone == nullptr )
break;
PCB_LAYER_ID layer = zones[areaId].second;
auto layerContainer = m_layerMap.find( layer );
if( layerContainer != m_layerMap.end() )
addSolidAreasShapes( zone, layerContainer->second, layer );
}
threadsFinished++;
} );
t.detach();
}
while( threadsFinished < parallelThreadCount )
std::this_thread::sleep_for( std::chrono::milliseconds( 10 ) );
}
if( GetFlag( FL_ZONE ) && GetFlag( FL_RENDER_OPENGL_COPPER_THICKNESS )
&& ( m_renderEngine == RENDER_ENGINE::OPENGL_LEGACY ) )
{
// Add copper zones
for( ZONE* zone : m_board->Zones() )
{
if( zone == nullptr )
break;
for( PCB_LAYER_ID layer : zone->GetLayerSet().Seq() )
{
auto layerContainer = m_layers_poly.find( layer );
if( layerContainer != m_layers_poly.end() )
zone->TransformSolidAreasShapesToPolygon( layer, *layerContainer->second );
}
}
}
// Simplify layer polygons
if( aStatusReporter )
aStatusReporter->Report( _( "Simplifying copper layers polygons" ) );
if( GetFlag( FL_RENDER_OPENGL_COPPER_THICKNESS )
&& ( m_renderEngine == RENDER_ENGINE::OPENGL_LEGACY ) )
{
if( GetFlag( FL_RENDER_PLATED_PADS_AS_PLATED ) && GetFlag( FL_USE_REALISTIC_MODE ) )
{
if( m_frontPlatedPadPolys && ( m_layers_poly.find( F_Cu ) != m_layers_poly.end() ) )
{
SHAPE_POLY_SET *layerPoly_F_Cu = m_layers_poly[F_Cu];
layerPoly_F_Cu->BooleanSubtract( *m_frontPlatedPadPolys, SHAPE_POLY_SET::PM_FAST );
m_frontPlatedPadPolys->Simplify( SHAPE_POLY_SET::PM_FAST );
}
if( m_backPlatedPadPolys && ( m_layers_poly.find( B_Cu ) != m_layers_poly.end() ) )
{
SHAPE_POLY_SET *layerPoly_B_Cu = m_layers_poly[B_Cu];
layerPoly_B_Cu->BooleanSubtract( *m_backPlatedPadPolys, SHAPE_POLY_SET::PM_FAST );
m_backPlatedPadPolys->Simplify( SHAPE_POLY_SET::PM_FAST );
}
}
std::vector< PCB_LAYER_ID > &selected_layer_id = layer_id;
std::vector< PCB_LAYER_ID > layer_id_without_F_and_B;
if( GetFlag( FL_RENDER_PLATED_PADS_AS_PLATED ) && GetFlag( FL_USE_REALISTIC_MODE ) )
{
layer_id_without_F_and_B.clear();
layer_id_without_F_and_B.reserve( layer_id.size() );
for( size_t i = 0; i < layer_id.size(); ++i )
{
if( ( layer_id[i] != F_Cu ) && ( layer_id[i] != B_Cu ) )
layer_id_without_F_and_B.push_back( layer_id[i] );
}
selected_layer_id = layer_id_without_F_and_B;
}
if( selected_layer_id.size() > 0 )
{
std::atomic<size_t> nextItem( 0 );
std::atomic<size_t> threadsFinished( 0 );
size_t parallelThreadCount = std::min<size_t>(
std::max<size_t>( std::thread::hardware_concurrency(), 2 ),
selected_layer_id.size() );
for( size_t ii = 0; ii < parallelThreadCount; ++ii )
{
std::thread t = std::thread(
[&nextItem, &threadsFinished, &selected_layer_id, this]()
{
for( size_t i = nextItem.fetch_add( 1 );
i < selected_layer_id.size();
i = nextItem.fetch_add( 1 ) )
{
auto layerPoly = m_layers_poly.find( selected_layer_id[i] );
if( layerPoly != m_layers_poly.end() )
// This will make a union of all added contours
layerPoly->second->Simplify( SHAPE_POLY_SET::PM_FAST );
}
threadsFinished++;
} );
t.detach();
}
while( threadsFinished < parallelThreadCount )
std::this_thread::sleep_for( std::chrono::milliseconds( 10 ) );
}
}
// Simplify holes polygon contours
if( aStatusReporter )
aStatusReporter->Report( _( "Simplify holes contours" ) );
for( PCB_LAYER_ID layer : layer_id )
{
if( m_layerHoleOdPolys.find( layer ) != m_layerHoleOdPolys.end() )
{
// found
SHAPE_POLY_SET *polyLayer = m_layerHoleOdPolys[layer];
polyLayer->Simplify( SHAPE_POLY_SET::PM_FAST );
wxASSERT( m_layerHoleIdPolys.find( layer ) != m_layerHoleIdPolys.end() );
polyLayer = m_layerHoleIdPolys[layer];
polyLayer->Simplify( SHAPE_POLY_SET::PM_FAST );
}
}
// End Build Copper layers
// This will make a union of all added contours
m_throughHoleOdPolys.Simplify( SHAPE_POLY_SET::PM_FAST );
m_nonPlatedThroughHoleOdPolys.Simplify( SHAPE_POLY_SET::PM_FAST );
m_throughHoleViaOdPolys.Simplify( SHAPE_POLY_SET::PM_FAST );
m_throughHoleAnnularRingPolys.Simplify( SHAPE_POLY_SET::PM_FAST );
// Build Tech layers
// Based on:
// https://github.com/KiCad/kicad-source-mirror/blob/master/3d-viewer/3d_draw.cpp#L1059
if( aStatusReporter )
aStatusReporter->Report( _( "Build Tech layers" ) );
// draw graphic items, on technical layers
static const PCB_LAYER_ID teckLayerList[] = {
B_Adhes,
F_Adhes,
B_Paste,
F_Paste,
B_SilkS,
F_SilkS,
B_Mask,
F_Mask,
// Aux Layers
Dwgs_User,
Cmts_User,
Eco1_User,
Eco2_User,
Edge_Cuts,
Margin
};
// User layers are not drawn here, only technical layers
for( LSEQ seq = LSET::AllNonCuMask().Seq( teckLayerList, arrayDim( teckLayerList ) );
seq;
++seq )
{
const PCB_LAYER_ID curr_layer_id = *seq;
if( !Is3dLayerEnabled( curr_layer_id ) )
continue;
BVH_CONTAINER_2D *layerContainer = new BVH_CONTAINER_2D;
m_layerMap[curr_layer_id] = layerContainer;
SHAPE_POLY_SET *layerPoly = new SHAPE_POLY_SET;
m_layers_poly[curr_layer_id] = layerPoly;
// Add drawing objects
for( BOARD_ITEM* item : m_board->Drawings() )
{
if( !item->IsOnLayer( curr_layer_id ) )
continue;
switch( item->Type() )
{
case PCB_SHAPE_T:
addShapeWithClearance( static_cast<PCB_SHAPE*>( item ), layerContainer,
curr_layer_id, 0 );
break;
case PCB_TEXT_T:
addShapeWithClearance( static_cast<PCB_TEXT*>( item ), layerContainer,
curr_layer_id, 0 );
break;
case PCB_DIM_ALIGNED_T:
case PCB_DIM_CENTER_T:
case PCB_DIM_ORTHOGONAL_T:
case PCB_DIM_LEADER_T:
addShapeWithClearance( static_cast<PCB_DIMENSION_BASE*>( item ), layerContainer,
curr_layer_id, 0 );
break;
default:
break;
}
}
// Add drawing contours
for( BOARD_ITEM* item : m_board->Drawings() )
{
if( !item->IsOnLayer( curr_layer_id ) )
continue;
switch( item->Type() )
{
case PCB_SHAPE_T:
item->TransformShapeWithClearanceToPolygon( *layerPoly, curr_layer_id, 0,
ARC_HIGH_DEF, ERROR_INSIDE );
break;
case PCB_TEXT_T:
{
PCB_TEXT* text = static_cast<PCB_TEXT*>( item );
text->TransformTextShapeWithClearanceToPolygon( *layerPoly, curr_layer_id, 0,
ARC_HIGH_DEF, ERROR_INSIDE );
}
break;
default:
break;
}
}
// Add footprints tech layers - objects
for( FOOTPRINT* footprint : m_board->Footprints() )
{
if( ( curr_layer_id == F_SilkS ) || ( curr_layer_id == B_SilkS ) )
{
int linewidth = m_board->GetDesignSettings().m_LineThickness[ LAYER_CLASS_SILK ];
for( PAD* pad : footprint->Pads() )
{
if( !pad->IsOnLayer( curr_layer_id ) )
continue;
buildPadOutlineAsSegments( pad, layerContainer, linewidth );
}
}
else
{
addPadsWithClearance( footprint, layerContainer, curr_layer_id, 0,
false, false, false );
}
addFootprintShapesWithClearance( footprint, layerContainer, curr_layer_id, 0 );
}
// Add footprints tech layers - contours
for( FOOTPRINT* footprint : m_board->Footprints() )
{
if( ( curr_layer_id == F_SilkS ) || ( curr_layer_id == B_SilkS ) )
{
int linewidth = m_board->GetDesignSettings().m_LineThickness[ LAYER_CLASS_SILK ];
for( PAD* pad : footprint->Pads() )
{
if( !pad->IsOnLayer( curr_layer_id ) )
continue;
buildPadOutlineAsPolygon( pad, *layerPoly, linewidth );
}
}
else
{
footprint->TransformPadsWithClearanceToPolygon( *layerPoly, curr_layer_id, 0,
ARC_HIGH_DEF, ERROR_INSIDE );
}
// On tech layers, use a poor circle approximation, only for texts (stroke font)
footprint->TransformFPTextWithClearanceToPolygonSet( *layerPoly, curr_layer_id, 0,
ARC_HIGH_DEF, ERROR_INSIDE );
// Add the remaining things with dynamic seg count for circles
transformFPShapesToPolygon( footprint, curr_layer_id, *layerPoly );
}
// Draw non copper zones
if( GetFlag( FL_ZONE ) )
{
for( ZONE* zone : m_board->Zones() )
{
if( zone->IsOnLayer( curr_layer_id ) )
addSolidAreasShapes( zone, layerContainer, curr_layer_id );
}
for( ZONE* zone : m_board->Zones() )
{
if( zone->IsOnLayer( curr_layer_id ) )
zone->TransformSolidAreasShapesToPolygon( curr_layer_id, *layerPoly );
}
}
// This will make a union of all added contours
layerPoly->Simplify( SHAPE_POLY_SET::PM_FAST );
}
// End Build Tech layers
// Build BVH (Bounding volume hierarchy) for holes and vias
if( aStatusReporter )
aStatusReporter->Report( _( "Build BVH for holes and vias" ) );
m_throughHoleIds.BuildBVH();
m_throughHoleOds.BuildBVH();
m_throughHoleAnnularRings.BuildBVH();
if( !m_layerHoleMap.empty() )
{
for( auto& hole : m_layerHoleMap )
hole.second->BuildBVH();
}
// We only need the Solder mask to initialize the BVH
// because..?
if( m_layerMap[B_Mask] )
m_layerMap[B_Mask]->BuildBVH();
if( m_layerMap[F_Mask] )
m_layerMap[F_Mask]->BuildBVH();
}
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