api_pcb_utils.cpp

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2023 Jon Evans <[email protected]>
 * Copyright The 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 3 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, see <https://www.gnu.org/licenses/>.
 */
 
#include <algorithm>
#include <ranges>
 
#include <api/api_pcb_utils.h>
#include <api/api_enums.h>
#include <api/board/board.pb.h>
#include <api/api_utils.h>
#include <board.h>
#include <embedded_files.h>
#include <teardrop/teardrop_parameters.h>
#include <board_item_container.h>
#include <footprint.h>
#include <lset.h>
#include <pad.h>
#include <pcb_group.h>
#include <pcb_generator.h>
#include <generators_mgr.h>
#include <constraints/pcb_constraint.h>
#include <mmh3_hash.h>
#include <pcb_barcode.h>
#include <pcb_grid_item.h>
#include <pcb_reference_image.h>
#include <pcb_shape.h>
#include <pcb_3d_body.h>
#include <pcb_point.h>
#include <pcb_track.h>
#include <pcb_field.h>
#include <pcb_text.h>
#include <pcb_textbox.h>
#include <pcb_drill_chart.h>
#include <pcb_drill_map.h>
#include <pcb_table.h>
#include <pcb_dimension.h>
#include <zone.h>
 
 
std::unique_ptr<BOARD_ITEM> CreateGeneratorForType( const wxString& aGeneratorType, BOARD_ITEM_CONTAINER* aContainer )
{
    PCB_GENERATOR* generator = GENERATORS_MGR::Instance().CreateFromType( aGeneratorType );
 
    if( !generator )
        return nullptr;
 
    if( aContainer )
        generator->SetParent( aContainer );
 
    return std::unique_ptr<BOARD_ITEM>( generator );
}
 
 
std::unique_ptr<BOARD_ITEM> CreateItemForType( KICAD_T aType, BOARD_ITEM_CONTAINER* aContainer )
{
    switch( aType )
    {
    case PCB_TRACE_T:           return std::make_unique<PCB_TRACK>( aContainer );
    case PCB_ARC_T:             return std::make_unique<PCB_ARC>( aContainer );
    case PCB_VIA_T:             return std::make_unique<PCB_VIA>( aContainer );
    case PCB_TEXT_T:            return std::make_unique<PCB_TEXT>( aContainer );
    case PCB_TEXTBOX_T:         return std::make_unique<PCB_TEXTBOX>( aContainer );
    case PCB_TABLE_T:           return std::make_unique<PCB_TABLE>( aContainer );
    case PCB_DRILL_CHART_T:     return std::make_unique<PCB_DRILL_CHART>( aContainer );
    case PCB_DRILL_MAP_T:       return std::make_unique<PCB_DRILL_MAP>( aContainer );
    case PCB_TABLECELL_T:
    {
        PCB_TABLE* table = dynamic_cast<PCB_TABLE*>( aContainer );
 
        if( !table )
            return nullptr;
 
        return std::make_unique<PCB_TABLECELL>( aContainer );
    }
    case PCB_SHAPE_T:           return std::make_unique<PCB_SHAPE>( aContainer );
    case PCB_POINT_T:           return std::make_unique<PCB_POINT>( aContainer );
    case PCB_BARCODE_T:         return std::make_unique<PCB_BARCODE>( aContainer );
    case PCB_ZONE_T:            return std::make_unique<ZONE>( aContainer );
    case PCB_GROUP_T:           return std::make_unique<PCB_GROUP>( aContainer );
    case PCB_GENERATOR_T:       return nullptr;  // must be created via CreateGeneratorForType
    case PCB_CONSTRAINT_T:      return std::make_unique<PCB_CONSTRAINT>( aContainer );
    case PCB_REFERENCE_IMAGE_T: return std::make_unique<PCB_REFERENCE_IMAGE>( aContainer );
    case PCB_GRID_ITEM_T:        return std::make_unique<PCB_GRID_ITEM>( aContainer );
 
    case PCB_PAD_T:
    {
        FOOTPRINT* footprint = dynamic_cast<FOOTPRINT*>( aContainer );
 
        if( !footprint )
            return nullptr;
 
        return std::make_unique<PAD>( footprint );
    }
 
    case PCB_3D_BODY_T:
    {
        FOOTPRINT* footprint = dynamic_cast<FOOTPRINT*>( aContainer );
 
        if( !footprint )
            return nullptr;
 
        return std::make_unique<PCB_3D_BODY>( footprint );
    }
 
    case PCB_FIELD_T:
    {
        FOOTPRINT* footprint = dynamic_cast<FOOTPRINT*>( aContainer );
 
        if( !footprint )
            return nullptr;
 
        return std::make_unique<PCB_FIELD>( footprint, FIELD_T::USER );
    }
 
    case PCB_FOOTPRINT_T:
    {
        BOARD* board = dynamic_cast<BOARD*>( aContainer );
 
        if( !board )
            return nullptr;
 
        return std::make_unique<FOOTPRINT>( board );
    }
 
    case PCB_DIM_ALIGNED_T:     return std::make_unique<PCB_DIM_ALIGNED>( aContainer );
    case PCB_DIM_ORTHOGONAL_T:  return std::make_unique<PCB_DIM_ORTHOGONAL>( aContainer );
    case PCB_DIM_RADIAL_T:      return std::make_unique<PCB_DIM_RADIAL>( aContainer );
    case PCB_DIM_LEADER_T:      return std::make_unique<PCB_DIM_LEADER>( aContainer );
    case PCB_DIM_CENTER_T:      return std::make_unique<PCB_DIM_CENTER>( aContainer );
 
    default:
        return nullptr;
    }
}
 
namespace kiapi::board
{
 
void PackLayerSet( google::protobuf::RepeatedField<int>& aOutput, const LSET& aLayerSet )
{
    for( const PCB_LAYER_ID& layer : aLayerSet.Seq() )
        aOutput.Add( ToProtoEnum<PCB_LAYER_ID, types::BoardLayer>( layer ) );
}
 
 
LSET UnpackLayerSet( const google::protobuf::RepeatedField<int>& aProtoLayerSet )
{
    LSET set;
 
    for( int layer : aProtoLayerSet )
    {
        wxCHECK2( layer >= F_Cu && layer < PCB_LAYER_ID_COUNT, continue );
        PCB_LAYER_ID boardLayer =
                FromProtoEnum<PCB_LAYER_ID>( static_cast<types::BoardLayer>( layer ) );
 
        if( boardLayer >= 0 && IsValidLayer( boardLayer ) )
            set.set( boardLayer );
    }
 
    return set;
}
 
 
void PackBoardStackup( const BOARD& aBoard, BoardStackup& aOut )
{
    aBoard.GetStackupOrDefault().Serialize( aOut );
 
    for( BoardStackupLayer& layer : *aOut.mutable_layers() )
    {
        if( layer.type() == BoardStackupLayerType::BSLT_DIELECTRIC )
            continue;
 
        PCB_LAYER_ID id = FromProtoEnum<PCB_LAYER_ID>( layer.layer() );
 
        layer.set_user_name( aBoard.GetLayerName( id ) );
    }
}
 
 
void PackTeardropSettings( types::PadTeardropSettings& aOutput, const TEARDROP_PARAMETERS& aParams )
{
    aOutput.set_mode( aParams.m_Enabled ? types::PadTeardropMode::PTM_ENABLED : types::PadTeardropMode::PTM_DISABLED );
    aOutput.set_curved_edges( aParams.m_CurvedEdges );
    aOutput.set_allow_multiple_track_segments( aParams.m_AllowUseTwoTracks );
    aOutput.set_prefer_zone_connection( !aParams.m_TdOnPadsInZones );
    aOutput.mutable_max_length()->set_value_nm( aParams.m_TdMaxLen );
    aOutput.mutable_max_width()->set_value_nm( aParams.m_TdMaxWidth );
    aOutput.set_best_length_ratio( aParams.m_BestLengthRatio );
    aOutput.set_best_width_ratio( aParams.m_BestWidthRatio );
    aOutput.set_max_track_width_ratio( aParams.m_WidthtoSizeFilterRatio );
}
 
 
void UnpackTeardropSettings( TEARDROP_PARAMETERS& aOutput, const types::PadTeardropSettings& aProto )
{
    aOutput.m_Enabled = ( aProto.mode() == types::PadTeardropMode::PTM_ENABLED );
    aOutput.m_CurvedEdges = aProto.curved_edges();
    aOutput.m_AllowUseTwoTracks = aProto.allow_multiple_track_segments();
    aOutput.m_TdOnPadsInZones = !aProto.prefer_zone_connection();
    aOutput.m_TdMaxLen = aProto.max_length().value_nm();
    aOutput.m_TdMaxWidth = aProto.max_width().value_nm();
    aOutput.m_BestLengthRatio = aProto.best_length_ratio();
    aOutput.m_BestWidthRatio = aProto.best_width_ratio();
    aOutput.m_WidthtoSizeFilterRatio = aProto.max_track_width_ratio();
}
 
 
void PackZoneLayerOverrides( google::protobuf::RepeatedPtrField<types::ZoneLayerOverrideEntry>* aOutput,
                             const std::map<PCB_LAYER_ID, ZONE_LAYER_OVERRIDE>& aInput )
{
    aOutput->Clear();
 
    for( const auto& [layer, overrideVal] : aInput )
    {
        types::ZoneLayerOverride protoOverride = types::ZLO_NONE;
 
        switch( overrideVal )
        {
        case ZLO_FORCE_FLASHED:             protoOverride = types::ZLO_FORCE_FLASHED;              break;
        case ZLO_FORCE_NO_ZONE_CONNECTION:  protoOverride = types::ZLO_FORCE_NO_ZONE_CONNECTION;   break;
        default: break;
        }
 
        if( protoOverride != types::ZLO_NONE )
        {
            types::ZoneLayerOverrideEntry* entry = aOutput->Add();
            entry->set_layer( ToProtoEnum<PCB_LAYER_ID, types::BoardLayer>( layer ) );
            entry->set_override( protoOverride );
        }
    }
}
 
 
void UnpackZoneLayerOverrides( std::map<PCB_LAYER_ID, ZONE_LAYER_OVERRIDE>& aOutput,
                               const google::protobuf::RepeatedPtrField<types::ZoneLayerOverrideEntry>& aInput )
{
    for( const types::ZoneLayerOverrideEntry& entry : aInput )
    {
        ZONE_LAYER_OVERRIDE overrideVal = ZLO_NONE;
 
        switch( entry.override() )
        {
        case types::ZLO_FORCE_FLASHED:             overrideVal = ZLO_FORCE_FLASHED;            break;
        case types::ZLO_FORCE_NO_ZONE_CONNECTION:  overrideVal = ZLO_FORCE_NO_ZONE_CONNECTION; break;
        default: break;
        }
 
        aOutput[FromProtoEnum<PCB_LAYER_ID>( entry.layer() )] = overrideVal;
    }
}
 
 
void PackEmbeddedFiles( common::types::EmbeddedFiles& aOutput, const EMBEDDED_FILES& aFiles )
{
    for( const auto& [name, file] : aFiles.EmbeddedFileMap() )
    {
        if( file->compressedEncodedData.empty() )
            continue;
 
        common::types::EmbeddedFile* proto = aOutput.add_files();
        proto->set_name( name.ToUTF8() );
        proto->set_type(
                ToProtoEnum<EMBEDDED_FILES::EMBEDDED_FILE::FILE_TYPE, common::types::EmbeddedFileType>( file->type ) );
        proto->set_data( file->compressedEncodedData );
        proto->set_data_hash( file->data_hash );
    }
}
 
 
bool UnpackEmbeddedFiles( EMBEDDED_FILES& aOutput, const common::types::EmbeddedFiles& aProto )
{
    EMBEDDED_FILES files;
 
    for( const common::types::EmbeddedFile& protoFile : aProto.files() )
    {
        auto file = std::make_shared<EMBEDDED_FILES::EMBEDDED_FILE>();
        file->name = wxString::FromUTF8( protoFile.name() );
        file->type = FromProtoEnum<EMBEDDED_FILES::EMBEDDED_FILE::FILE_TYPE>( protoFile.type() );
        file->compressedEncodedData = protoFile.data();
        file->data_hash = protoFile.data_hash();
 
        if( EMBEDDED_FILES::DecompressAndDecode( *file, /* aAllowEmptyHash = */ true )
            != EMBEDDED_FILES::RETURN_CODE::OK )
        {
            return false;
        }
 
        if( !file->Validate() )
            return false;
 
        files.AddFile( file );
    }
 
    bool embedFonts = aOutput.GetAreFontsEmbedded();
    aOutput.ClearEmbeddedFiles();
    aOutput = files;
    aOutput.SetAreFontsEmbedded( embedFonts );
 
    return true;
}
 
 
std::vector<BOARD_ITEM*> FindItemsFromSyncSelection(
        const BOARD* aBoard,
        const google::protobuf::RepeatedPtrField<kiapi::common::commands::SelectionSpec>& aItems )
{
    using kiapi::common::commands::SelectionSpec;
 
    std::vector<std::pair<int, BOARD_ITEM*>> orderPairs;
    wxCHECK( aBoard, {} );
 
    // Unpacking rebuilds a KIID per path element, so do it once rather than per footprint
    std::vector<KIID_PATH> sheetPaths( aItems.size() );
 
    for( int index = 0; index < aItems.size(); ++index )
    {
        if( aItems[index].spec_case() == SelectionSpec::SpecCase::kSheetPath )
            sheetPaths[index] = kiapi::common::UnpackSheetPath( aItems[index].sheet_path() );
    }
 
    for( FOOTPRINT* footprint : aBoard->Footprints() )
    {
        wxString fpRef = footprint->GetReference();
 
        for( int index = 0; index < aItems.size(); ++index )
        {
            const SelectionSpec& spec = aItems[index];
 
            switch( spec.spec_case() )
            {
            case SelectionSpec::SpecCase::kFootprint:
            {
                if( fpRef == wxString::FromUTF8( spec.footprint().reference() ) )
                    orderPairs.emplace_back( index, footprint );
 
                break;
            }
 
            case SelectionSpec::SpecCase::kPad:
            {
                if( fpRef == wxString::FromUTF8( spec.pad().reference() ) )
                {
                    wxString padNumber = wxString::FromUTF8( spec.pad().number() );
 
                    for( PAD* pad : footprint->Pads() )
                    {
                        if( padNumber == pad->GetNumber() )
                            orderPairs.emplace_back( index, pad );
                    }
                }
 
                break;
            }
 
            case SelectionSpec::SpecCase::kSheetPath:
            {
                if( footprint->IsWithinSchematicSheet( sheetPaths[index] ) )
                    orderPairs.emplace_back( index, footprint );
 
                break;
            }
 
            default: break;
            }
        }
    }
 
    std::ranges::sort( orderPairs,
                       []( const std::pair<int, BOARD_ITEM*>& a, const std::pair<int, BOARD_ITEM*>& b ) -> bool
                       {
                           return a.first < b.first;
                       } );
 
    std::vector<BOARD_ITEM*> items;
    items.reserve( orderPairs.size() );
 
    for( BOARD_ITEM* val : orderPairs | std::views::values )
        items.push_back( val );
 
    return items;
}
 
}   // namespace kiapi::board