eda_3d_viewer_settings.cpp

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2020 Jon Evans <[email protected]>
 * Copyright (C) 2023 CERN
 * Copyright (C) 2020-2023 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 <http://www.gnu.org/licenses/>.
 */
 
#include <3d_enums.h>
#include <common_ogl/ogl_attr_list.h>
#include <settings/parameters.h>
#include <settings/json_settings_internals.h>
#include <3d_canvas/board_adapter.h>
#include <wx/config.h>
 
#include "eda_3d_viewer_settings.h"
 
using KIGFX::COLOR4D;
 
using namespace std::placeholders;
 
 
LAYER_PRESET_3D::LAYER_PRESET_3D( const wxString& aName ) :
 name( aName )
{
 layers.set( LAYER_3D_BOARD );
 layers.set( LAYER_3D_COPPER_TOP );
 layers.set( LAYER_3D_COPPER_BOTTOM );
 layers.set( LAYER_3D_SILKSCREEN_TOP );
 layers.set( LAYER_3D_SILKSCREEN_BOTTOM );
 layers.set( LAYER_3D_SOLDERMASK_TOP );
 layers.set( LAYER_3D_SOLDERMASK_BOTTOM );
 layers.set( LAYER_3D_SOLDERPASTE );
 layers.set( LAYER_3D_ADHESIVE );
 
 layers.set( LAYER_3D_TH_MODELS );
 layers.set( LAYER_3D_SMD_MODELS );
 
 layers.set( LAYER_FP_REFERENCES );
 layers.set( LAYER_FP_TEXT );
 
 layers.set( LAYER_GRID_AXES );
 
 // Preload colors vector so we don't have to worry about exceptions using colors.at()
 colors[ LAYER_3D_BACKGROUND_TOP ] = BOARD_ADAPTER::g_DefaultBackgroundTop;
 colors[ LAYER_3D_BACKGROUND_BOTTOM ] = BOARD_ADAPTER::g_DefaultBackgroundBot;
 colors[ LAYER_3D_BOARD ] = BOARD_ADAPTER::g_DefaultBoardBody;
 colors[ LAYER_3D_COPPER_TOP ] = BOARD_ADAPTER::g_DefaultSurfaceFinish;
 colors[ LAYER_3D_COPPER_BOTTOM ] = BOARD_ADAPTER::g_DefaultSurfaceFinish;
 colors[ LAYER_3D_SILKSCREEN_TOP ] = BOARD_ADAPTER::g_DefaultSilkscreen;
 colors[ LAYER_3D_SILKSCREEN_BOTTOM ] = BOARD_ADAPTER::g_DefaultSilkscreen;
 colors[ LAYER_3D_SOLDERMASK_TOP ] = BOARD_ADAPTER::g_DefaultSolderMask;
 colors[ LAYER_3D_SOLDERMASK_BOTTOM ] = BOARD_ADAPTER::g_DefaultSolderMask;
 colors[ LAYER_3D_SOLDERPASTE ] = BOARD_ADAPTER::g_DefaultSolderPaste;
 colors[ LAYER_3D_USER_DRAWINGS ] = BOARD_ADAPTER::g_DefaultComments;
 colors[ LAYER_3D_USER_COMMENTS ] = BOARD_ADAPTER::g_DefaultComments;
 colors[ LAYER_3D_USER_ECO1 ] = BOARD_ADAPTER::g_DefaultECOs;
 colors[ LAYER_3D_USER_ECO2 ] = BOARD_ADAPTER::g_DefaultECOs;
}
 
 
PARAM_LAYER_PRESET_3D::PARAM_LAYER_PRESET_3D( const std::string& aPath,
 std::vector<LAYER_PRESET_3D>* aPresetList ) :
 PARAM_LAMBDA<nlohmann::json>( aPath,
 std::bind( &PARAM_LAYER_PRESET_3D::presetsToJson, this ),
 std::bind( &PARAM_LAYER_PRESET_3D::jsonToPresets, this, _1 ),
 {} ),
 m_presets( aPresetList )
{
 wxASSERT( aPresetList );
}
 
 
nlohmann::json PARAM_LAYER_PRESET_3D::presetsToJson()
{
 nlohmann::json ret = nlohmann::json::array();
 
 for( const LAYER_PRESET_3D& preset : *m_presets )
 {
 nlohmann::json js = {
 { "name", preset.name }
 };
 
 nlohmann::json layers = nlohmann::json::array();
 
 for( int layer = 0; layer < LAYER_3D_END; ++layer )
 {
 if( preset.layers.test( layer ) )
 layers.push_back( layer );
 }
 
 js["layers"] = layers;
 
 nlohmann::json colors = nlohmann::json::array();
 
 for( const auto& [ layer, color ] : preset.colors )
 {
 nlohmann::json layerColor = {
 { "layer", layer },
 { "color", color.ToCSSString() }
 };
 
 colors.push_back( layerColor );
 }
 
 js["colors"] = colors;
 
 ret.push_back( js );
 }
 
 return ret;
}
 
 
void PARAM_LAYER_PRESET_3D::jsonToPresets( const nlohmann::json& aJson )
{
 if( aJson.empty() || !aJson.is_array() )
 return;
 
 m_presets->clear();
 
 for( const nlohmann::json& preset : aJson )
 {
 if( preset.contains( "name" ) )
 {
 LAYER_PRESET_3D p( preset.at( "name" ).get<wxString>() );
 
 if( preset.contains( "layers" ) && preset.at( "layers" ).is_array() )
 {
 p.layers.reset();
 
 for( const nlohmann::json& layer : preset.at( "layers" ) )
 {
 if( layer.is_number_integer() )
 {
 int layerNum = layer.get<int>();
 
 if( layerNum >= 0 && layerNum < LAYER_3D_END )
 p.layers.set( layerNum );
 }
 }
 }
 
 if( preset.contains( "colors" ) && preset.at( "colors" ).is_array() )
 {
 for( const nlohmann::json& layerColor : preset.at( "colors" ) )
 {
 if( layerColor.contains( "layer" ) && layerColor.contains( "color" )
 && layerColor.at( "layer" ).is_number_integer() )
 {
 int layerNum = layerColor.at( "layer" ).get<int>();
 COLOR4D color = layerColor.at( "color" ).get<COLOR4D>();
 p.colors[ layerNum ] = color;
 }
 }
 }
 
 m_presets->emplace_back( p );
 }
 }
}
 
 
const int viewer3dSchemaVersion = 3;
 
 
EDA_3D_VIEWER_SETTINGS::EDA_3D_VIEWER_SETTINGS() :
 APP_SETTINGS_BASE( "3d_viewer", viewer3dSchemaVersion ),
 m_Render(),
 m_Camera()
{
 m_params.emplace_back( new PARAM<bool>( "aui.show_layer_manager",
 &m_AuiPanels.show_layer_manager, true ) );
 
 m_params.emplace_back( new PARAM<int>( "aui.right_panel_width",
 &m_AuiPanels.right_panel_width, -1 ) );
 
 m_params.emplace_back( new PARAM_ENUM<RENDER_ENGINE>( "render.engine", &m_Render.engine,
 RENDER_ENGINE::OPENGL,
 RENDER_ENGINE::OPENGL,
 RENDER_ENGINE::RAYTRACING ) );
 
 m_params.emplace_back( new PARAM_ENUM<GRID3D_TYPE>( "render.grid_type", &m_Render.grid_type,
 GRID3D_TYPE::NONE,
 GRID3D_TYPE::NONE,
 GRID3D_TYPE::GRID_10MM ) );
 
 m_params.emplace_back( new PARAM_ENUM<MATERIAL_MODE>( "render.material_mode",
 &m_Render.material_mode,
 MATERIAL_MODE::NORMAL,
 MATERIAL_MODE::NORMAL,
 MATERIAL_MODE::CAD_MODE ) );
 
 m_params.emplace_back( new PARAM_ENUM<ANTIALIASING_MODE>( "render.opengl_AA_mode",
 &m_Render.opengl_AA_mode,
 ANTIALIASING_MODE::AA_8X,
 ANTIALIASING_MODE::AA_NONE,
 ANTIALIASING_MODE::AA_8X ) );
 
 m_params.emplace_back( new PARAM<COLOR4D>( "render.opengl_selection_color",
 &m_Render.opengl_selection_color,
 COLOR4D( 0.0, 1.0, 0.0, 1.0 ) ) );
 
 // OpenGL options
 m_params.emplace_back( new PARAM<bool>( "render.opengl_copper_thickness",
 &m_Render.opengl_copper_thickness, false ) );
 m_params.emplace_back( new PARAM<bool>( "render.opengl_show_model_bbox",
 &m_Render.show_model_bbox, false ) );
 m_params.emplace_back( new PARAM<bool>( "render.opengl_show_off_board_silk",
 &m_Render.show_off_board_silk, false ) );
 m_params.emplace_back( new PARAM<bool>( "render.opengl_highlight_on_rollover",
 &m_Render.highlight_on_rollover, true ) );
 m_params.emplace_back( new PARAM<bool>( "render.opengl_AA_disableOnMove",
 &m_Render.opengl_AA_disableOnMove, false ) );
 m_params.emplace_back( new PARAM<bool>( "render.opengl_thickness_disableOnMove",
 &m_Render.opengl_thickness_disableOnMove, false ) );
 m_params.emplace_back( new PARAM<bool>( "render.opengl_vias_disableOnMove",
 &m_Render.opengl_vias_disableOnMove, false ) );
 m_params.emplace_back( new PARAM<bool>( "render.opengl_holes_disableOnMove",
 &m_Render.opengl_holes_disableOnMove, false ) );
 m_params.emplace_back( new PARAM<bool>( "render.opengl_render_bbox_only_OnMove",
 &m_Render.opengl_render_bbox_only_OnMove, false ) );
 
 // Raytracing options
 m_params.emplace_back( new PARAM<bool>( "render.raytrace_anti_aliasing",
 &m_Render.raytrace_anti_aliasing, true ) );
 m_params.emplace_back( new PARAM<bool>( "render.raytrace_backfloor",
 &m_Render.raytrace_backfloor, false ) );
 m_params.emplace_back( new PARAM<bool>( "render.raytrace_post_processing",
 &m_Render.raytrace_post_processing, true ) );
 m_params.emplace_back( new PARAM<bool>( "render.raytrace_procedural_textures",
 &m_Render.raytrace_procedural_textures, true ) );
 m_params.emplace_back( new PARAM<bool>( "render.raytrace_reflections",
 &m_Render.raytrace_reflections, true ) );
 m_params.emplace_back( new PARAM<bool>( "render.raytrace_refractions",
 &m_Render.raytrace_refractions, true ) );
 m_params.emplace_back( new PARAM<bool>( "render.raytrace_shadows",
 &m_Render.raytrace_shadows, true ) );
 
 m_params.emplace_back( new PARAM<int>( "render.raytrace_nrsamples_shadows",
 &m_Render.raytrace_nrsamples_shadows, 3 ) );
 m_params.emplace_back( new PARAM<int>( "render.raytrace_nrsamples_reflections",
 &m_Render.raytrace_nrsamples_reflections, 3 ) );
 m_params.emplace_back( new PARAM<int>( "render.raytrace_nrsamples_refractions",
 &m_Render.raytrace_nrsamples_refractions, 4 ) );
 
 m_params.emplace_back( new PARAM<int>( "render.raytrace_recursivelevel_reflections",
 &m_Render.raytrace_recursivelevel_reflections, 3 ) );
 m_params.emplace_back( new PARAM<int>( "render.raytrace_recursivelevel_refractions",
 &m_Render.raytrace_recursivelevel_refractions, 2 ) );
 
 m_params.emplace_back( new PARAM<float>( "render.raytrace_spread_shadows",
 &m_Render.raytrace_spread_shadows, 0.05f ) );
 m_params.emplace_back( new PARAM<float>( "render.raytrace_spread_reflections",
 &m_Render.raytrace_spread_reflections, 0.025f ) );
 m_params.emplace_back( new PARAM<float>( "render.raytrace_spread_refractions",
 &m_Render.raytrace_spread_refractions, 0.025f ) );
 
 m_params.emplace_back( new PARAM<COLOR4D>( "render.raytrace_lightColorCamera",
 &m_Render.raytrace_lightColorCamera,
 COLOR4D( 0.2, 0.2, 0.2, 1.0 ) ) );
 
 m_params.emplace_back( new PARAM<COLOR4D>( "render.raytrace_lightColorTop",
 &m_Render.raytrace_lightColorTop,
 COLOR4D( 0.247, 0.247, 0.247, 1.0 ) ) );
 
 m_params.emplace_back( new PARAM<COLOR4D>( "render.raytrace_lightColorBottom",
 &m_Render.raytrace_lightColorBottom,
 COLOR4D( 0.247, 0.247, 0.247, 1.0 ) ) );
 
 std::vector<COLOR4D> default_colors =
 {
 COLOR4D( 0.168, 0.168, 0.168, 1.0 ),
 COLOR4D( 0.168, 0.168, 0.168, 1.0 ),
 COLOR4D( 0.168, 0.168, 0.168, 1.0 ),
 COLOR4D( 0.168, 0.168, 0.168, 1.0 ),
 COLOR4D( 0.168, 0.168, 0.168, 1.0 ),
 COLOR4D( 0.168, 0.168, 0.168, 1.0 ),
 COLOR4D( 0.168, 0.168, 0.168, 1.0 ),
 COLOR4D( 0.168, 0.168, 0.168, 1.0 )
 };
 
 m_params.emplace_back( new PARAM_LIST<COLOR4D>( "render.raytrace_lightColor",
 &m_Render.raytrace_lightColor,
 default_colors ) );
 
 const std::vector<int> default_elevation =
 {
 67, 67, 67, 67, -67, -67, -67, -67,
 };
 
 m_params.emplace_back( new PARAM_LIST<int>( "render.raytrace_lightElevation",
 &m_Render.raytrace_lightElevation,
 default_elevation ) );
 
 const std::vector<int> default_azimuth =
 {
 45, 135, 225, 315, 45, 135, 225, 315,
 };
 
 m_params.emplace_back( new PARAM_LIST<int>( "render.raytrace_lightAzimuth",
 &m_Render.raytrace_lightAzimuth,
 default_azimuth ) );
 
 m_params.emplace_back( new PARAM<bool>( "render.show_adhesive",
 &m_Render.show_adhesive, true ) );
 m_params.emplace_back( new PARAM<bool>( "render.show_axis",
 &m_Render.show_axis, true ) );
 m_params.emplace_back( new PARAM<bool>( "render.show_board_body",
 &m_Render.show_board_body, true ) );
 m_params.emplace_back( new PARAM<bool>( "render.show_comments",
 &m_Render.show_comments, true ) );
 m_params.emplace_back( new PARAM<bool>( "render.show_drawings",
 &m_Render.show_drawings, true ) );
 m_params.emplace_back( new PARAM<bool>( "render.show_eco1",
 &m_Render.show_eco1, true ) );
 m_params.emplace_back( new PARAM<bool>( "render.show_eco2",
 &m_Render.show_eco2, true ) );
 m_params.emplace_back( new PARAM<bool>( "render.show_footprints_insert",
 &m_Render.show_footprints_insert, true ) );
 m_params.emplace_back( new PARAM<bool>( "render.show_footprints_normal",
 &m_Render.show_footprints_normal, true ) );
 m_params.emplace_back( new PARAM<bool>( "render.show_footprints_virtual",
 &m_Render.show_footprints_virtual, true ) );
 m_params.emplace_back( new PARAM<bool>( "render.show_footprints_not_in_posfile",
 &m_Render.show_footprints_not_in_posfile, true ) );
 m_params.emplace_back( new PARAM<bool>( "render.show_footprints_dnp",
 &m_Render.show_footprints_dnp, false ) );
 m_params.emplace_back( new PARAM<bool>( "render.show_silkscreen_top",
 &m_Render.show_silkscreen_top, true ) );
 m_params.emplace_back( new PARAM<bool>( "render.show_silkscreen_bottom",
 &m_Render.show_silkscreen_bottom, true ) );
 m_params.emplace_back( new PARAM<bool>( "render.show_soldermask_top",
 &m_Render.show_soldermask_top, true ) );
 m_params.emplace_back( new PARAM<bool>( "render.show_soldermask_bottom",
 &m_Render.show_soldermask_bottom, true ) );
 m_params.emplace_back( new PARAM<bool>( "render.show_solderpaste",
 &m_Render.show_solderpaste, true ) );
 m_params.emplace_back( new PARAM<bool>( "render.show_copper_top",
 &m_Render.show_copper_bottom, true ) );
 m_params.emplace_back( new PARAM<bool>( "render.show_copper_bottom",
 &m_Render.show_copper_top, true ) );
 m_params.emplace_back( new PARAM<bool>( "render.show_zones",
 &m_Render.show_zones, true ) );
 m_params.emplace_back( new PARAM<bool>( "render.show_fp_references",
 &m_Render.show_fp_references, true ) );
 m_params.emplace_back( new PARAM<bool>( "render.show_fp_values",
 &m_Render.show_fp_values, true ) );
 m_params.emplace_back( new PARAM<bool>( "render.show_fp_text",
 &m_Render.show_fp_text, true ) );
 m_params.emplace_back( new PARAM<bool>( "render.subtract_mask_from_silk",
 &m_Render.subtract_mask_from_silk, false ) );
 m_params.emplace_back( new PARAM<bool>( "render.clip_silk_on_via_annulus",
 &m_Render.clip_silk_on_via_annuli, false ) );
 m_params.emplace_back( new PARAM<bool>( "render.plated_and_bare_copper",
 &m_Render.differentiate_plated_copper, false ) );
 m_params.emplace_back( new PARAM<bool>( "camera.animation_enabled",
 &m_Camera.animation_enabled, true ) );
 m_params.emplace_back( new PARAM<int>( "camera.moving_speed_multiplier",
 &m_Camera.moving_speed_multiplier, 3 ) );
 m_params.emplace_back( new PARAM<double>( "camera.rotation_increment",
 &m_Camera.rotation_increment, 10.0 ) );
 m_params.emplace_back( new PARAM<int>( "camera.projection_mode",
 &m_Camera.projection_mode, 1 ) );
 
 m_params.emplace_back( new PARAM<bool>( "use_stackup_colors",
 &m_UseStackupColors, true ) );
 m_params.emplace_back( new PARAM_LAYER_PRESET_3D( "layer_presets",
 &m_LayerPresets ) );
 m_params.emplace_back( new PARAM<wxString>( "current_layer_preset",
 &m_CurrentPreset, LEGACY_PRESET_FLAG ) );
 
 registerMigration( 0, 1, std::bind( &EDA_3D_VIEWER_SETTINGS::migrateSchema0to1, this ) );
 
 registerMigration( 1, 2,
 [&]() -> bool
 {
 Set( "render.opengl_copper_thickness", false );
 return true;
 } );
 
 registerMigration( 2, 3,
 [&]() -> bool
 {
 if( std::optional<bool> optval = Get<bool>( "render.show_copper" ) )
 {
 Set( "render.show_copper_top", *optval );
 Set( "render.show_copper_bottom", *optval );
 }
 
 if( std::optional<bool> optval = Get<bool>( "render.show_silkscreen" ) )
 {
 Set( "render.show_silkscreen_top", *optval );
 Set( "render.show_silkscreen_bottom", *optval );
 }
 
 if( std::optional<bool> optval = Get<bool>( "render.show_soldermask" ) )
 {
 Set( "render.show_soldermask_top", *optval );
 Set( "render.show_soldermask_bottom", *optval );
 }
 
 if( std::optional<bool> optval = Get<bool>( "render.show_comments" ) )
 Set( "render.show_drawings", *optval );
 
 if( std::optional<bool> optval = Get<bool>( "render.show_eco" ) )
 {
 Set( "render.show_eco1", *optval );
 Set( "render.show_eco2", *optval );
 }
 
 return true;
 } );
}
 
 
LAYER_PRESET_3D* EDA_3D_VIEWER_SETTINGS::FindPreset( const wxString& aName )
{
 for( LAYER_PRESET_3D& preset : m_LayerPresets )
 {
 if( preset.name == aName )
 return &preset;
 }
 
 return nullptr;
}
 
 
bool EDA_3D_VIEWER_SETTINGS::migrateSchema0to1()
{
 try
 {
 if( m_internals->contains( "colors" ) )
 m_internals->erase( "colors" );
 }
 catch( ... )
 {
 }
 
 return true;
}
 
 
bool EDA_3D_VIEWER_SETTINGS::MigrateFromLegacy( wxConfigBase* aCfg )
{
 bool ret = APP_SETTINGS_BASE::MigrateFromLegacy( aCfg );
 
 ret &= fromLegacy<int>( aCfg, "RenderEngine", "render.engine" );
 ret &= fromLegacy<int>( aCfg, "ShowGrid3D", "render.grid_type" );
 ret &= fromLegacy<int>( aCfg, "Render_Material", "render.material_mode" );
 ret &= fromLegacy<bool>( aCfg, "Render_OGL_ShowCopperThickness", "render.opengl_copper_thickness" );
 ret &= fromLegacy<bool>( aCfg, "Render_OGL_ShowModelBoudingBoxes", "render.opengl_show_model_bbox" );
 ret &= fromLegacy<bool>( aCfg, "Render_RAY_AntiAliasing", "render.raytrace_anti_aliasing" );
 ret &= fromLegacy<bool>( aCfg, "Render_RAY_Backfloor", "render.raytrace_backfloor" );
 ret &= fromLegacy<bool>( aCfg, "Render_RAY_PostProcess", "render.raytrace_post_processing" );
 ret &= fromLegacy<bool>( aCfg, "Render_RAY_ProceduralTextures", "render.raytrace_procedural_textures" );
 ret &= fromLegacy<bool>( aCfg, "Render_RAY_Reflections", "render.raytrace_reflections" );
 ret &= fromLegacy<bool>( aCfg, "Render_RAY_Refractions", "render.raytrace_refractions" );
 ret &= fromLegacy<bool>( aCfg, "Render_RAY_Shadows", "render.raytrace_shadows" );
 ret &= fromLegacy<bool>( aCfg, "ShowRealisticMode", "render.realistic" );
 ret &= fromLegacy<bool>( aCfg, "ShowAdhesiveLayers", "render.show_adhesive" );
 ret &= fromLegacy<bool>( aCfg, "ShowAxis", "render.show_axis" );
 ret &= fromLegacy<bool>( aCfg, "ShowBoardBody", "render.show_board_body" );
 ret &= fromLegacy<bool>( aCfg, "ShowCommentsLayers", "render.show_comments" );
 ret &= fromLegacy<bool>( aCfg, "ShowEcoLayers", "render.show_eco" );
 ret &= fromLegacy<bool>( aCfg, "ShowFootprints_Insert", "render.show_footprints_insert" );
 ret &= fromLegacy<bool>( aCfg, "ShowFootprints_Normal", "render.show_footprints_normal" );
 ret &= fromLegacy<bool>( aCfg, "ShowFootprints_Virtual", "render.show_footprints_virtual" );
 ret &= fromLegacy<bool>( aCfg, "ShowSilkScreenLayers", "render.show_silkscreen" );
 ret &= fromLegacy<bool>( aCfg, "ShowSolderMasLayers", "render.show_soldermask" );
 ret &= fromLegacy<bool>( aCfg, "ShowSolderPasteLayers", "render.show_solderpaste" );
 ret &= fromLegacy<bool>( aCfg, "ShowZones", "render.show_zones" );
 ret &= fromLegacy<bool>( aCfg, "SubtractMaskFromSilk", "render.subtract_mask_from_silk" );
 
 auto do_color =
 [&] ( const std::string& key_r, const std::string& key_g, const std::string& key_b,
 std::string key_dest, double alpha = 1.0 )
 {
 COLOR4D color( 1, 1, 1, alpha );
 
 if( aCfg->Read( key_r, &color.r )
 && aCfg->Read( key_g, &color.g )
 && aCfg->Read( key_b, &color.b ) )
 {
 Set( key_dest, color );
 }
 };
 
 do_color( "BgColor_Red", "BgColor_Green", "BgColor_Blue", "colors.background_bottom" );
 do_color( "BgColor_Red_Top", "BgColor_Green_Top", "BgColor_Blue_Top", "colors.background_top" );
 do_color( "BoardBodyColor_Red", "BoardBodyColor_Green", "BoardBodyColor_Blue", "colors.board" );
 do_color( "CopperColor_Red", "CopperColor_Green", "CopperColor_Blue", "colors.copper" );
 do_color( "SilkColor_Red", "SilkColor_Green", "SilkColor_Blue", "colors.silkscreen_bottom" );
 do_color( "SilkColor_Red", "SilkColor_Green", "SilkColor_Blue", "colors.silkscreen_top" );
 do_color( "SMaskColor_Red", "SMaskColor_Green", "SMaskColor_Blue", "colors.soldermask", 0.83 );
 do_color( "SPasteColor_Red", "SPasteColor_Green", "SPasteColor_Blue", "colors.solderpaste" );
 
 return ret;
}