mirror of
https://github.com/IfcOpenShell/IfcOpenShell.git
synced 2026-08-14 11:24:19 +00:00
Thomas Krijnen
530 lines
22 KiB
C++
530 lines
22 KiB
C++
#ifndef CONVERSIONSETTINGS_H
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#define CONVERSIONSETTINGS_H
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#include <array>
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#include <limits>
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#include <string>
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#include <iostream>
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#include <string>
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#include <map>
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#include <tuple>
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#include <type_traits>
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#include <boost/program_options.hpp>
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#include <boost/optional.hpp>
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#include <boost/variant.hpp>
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#include <boost/algorithm/string.hpp>
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#include <boost/optional/optional_io.hpp>
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#include "ifc_geom_api.h"
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#ifndef SWIG
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namespace po = boost::program_options;
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namespace std {
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istream& operator>>(istream& in, set<int>& ints);
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istream& operator>>(istream& in, set<string>& ints);
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istream& operator>>(istream& in, vector<double>& vs);
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}
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#endif
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namespace ifcopenshell {
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namespace geometry {
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inline namespace settings {
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#ifndef SWIG
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template <typename T, typename U = int>
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struct HasDefault : std::false_type { };
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template <typename T>
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struct HasDefault<T, decltype((void)T::defaultvalue, 0)> : std::true_type { };
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#endif
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template <typename Derived, typename T>
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struct SettingBase {
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typedef T base_type;
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// boost program options does not seem to handle optional<vector> types, so in case
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// of vector settings we need to strip away the optional and detect argument presence
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// with !vector::empty()
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std::conditional_t<std::is_same_v<T, std::vector<double>>, T, boost::optional<T>> value;
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SettingBase() {}
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void defineOption(po::options_description& desc) {
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auto apply_default = [](auto x) {
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if constexpr (HasDefault<Derived>()) {
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return x->default_value(Derived::defaultvalue);
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} else {
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return x;
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}
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};
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if constexpr (std::is_same_v<T, bool>) {
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// @todo bool_switch doesn't work with optional unfortunately...
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value.emplace();
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desc.add_options()(Derived::name, apply_default(po::bool_switch(&*value)), Derived::description);
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} else if constexpr (std::is_same_v<T, std::vector<double>>) {
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desc.add_options()(Derived::name, apply_default(po::value(&value)->multitoken()), Derived::description);
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} else {
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desc.add_options()(Derived::name, apply_default(po::value(&value)), Derived::description);
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}
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}
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T get() const {
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if constexpr (std::is_same_v<T, std::vector<double>>) {
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return value;
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} else {
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if (value) {
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return value.get();
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}
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if constexpr (HasDefault<Derived>()) {
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return Derived::defaultvalue;
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}
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throw std::runtime_error("Setting not set");
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}
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}
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bool has() const {
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if constexpr (std::is_same_v<T, std::vector<double>>) {
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return !value.empty();
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} else {
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// @todo this is not reliable, better use vmap[...].defaulted()
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return !!value;
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}
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}
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};
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// These are the old geometry settings values from the kernel
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struct MesherLinearDeflection : public SettingBase<MesherLinearDeflection, double> {
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static constexpr const char* const name = "mesher-linear-deflection";
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static constexpr const char* const description = "Specifies the linear deflection of the mesher. Controls the detail of curved surfaces in triangulated output formats.";
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static constexpr double defaultvalue = 0.001;
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};
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struct MesherAngularDeflection : public SettingBase<MesherAngularDeflection, double> {
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static constexpr const char* const name = "mesher-angular-deflection";
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static constexpr const char* const description = "Sets the angular tolerance of the mesher in radians 0.5 by default if not specified.";
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static constexpr double defaultvalue = 0.5;
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};
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struct ReorientShells : public SettingBase<ReorientShells, bool> {
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static constexpr const char* const name = "reorient-shells";
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static constexpr const char* const description = "Specifies whether to orient the faces of IfcConnectedFaceSets. "
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"This is a potentially time consuming operation, but guarantees a "
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"consistent orientation of surface normals, even if the faces are not "
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"properly oriented in the IFC file.";
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static constexpr bool defaultvalue = false;
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};
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struct LengthUnit : public SettingBase<LengthUnit, double> {
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static constexpr const char* const name = "length-unit";
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static constexpr const char* const description = "";
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static constexpr double defaultvalue = 1.0;
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};
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struct PlaneUnit : public SettingBase<PlaneUnit, double> {
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static constexpr const char* const name = "angle-unit";
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static constexpr const char* const description = "";
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static constexpr double defaultvalue = 1.0;
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};
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struct Precision : public SettingBase<Precision, double> {
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static constexpr const char* const name = "precision";
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static constexpr const char* const description = "";
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static constexpr double defaultvalue = 0.00001;
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};
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struct LayersetFirst : public SettingBase<LayersetFirst, bool> {
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static constexpr const char* const name = "layerset-first";
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static constexpr const char* const description = "Assigns the first layer material of the layerset "
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"to the complete product.";
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static constexpr bool defaultvalue = false;
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};
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struct DisableBooleanResult : public SettingBase<DisableBooleanResult, bool> {
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static constexpr const char* const name = "disable-boolean-result";
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static constexpr const char* const description = "Specifies whether to disable the boolean operation within representations "
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"such as clippings by means of IfcBooleanResult and subtypes";
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static constexpr bool defaultvalue = false;
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};
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struct NoWireIntersectionCheck : public SettingBase<NoWireIntersectionCheck, bool> {
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static constexpr const char* const name = "no-wire-intersection-check";
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static constexpr const char* const description = "Skip wire intersection check.";
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static constexpr bool defaultvalue = false;
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};
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struct NoWireIntersectionTolerance : public SettingBase<NoWireIntersectionTolerance, double> {
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static constexpr const char* const name = "no-wire-intersection-tolerance";
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static constexpr const char* const description = "Set wire intersection tolerance to 0.";
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static constexpr bool defaultvalue = false;
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};
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struct PrecisionFactor : public SettingBase<PrecisionFactor, double> {
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static constexpr const char* const name = "precision-factor";
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static constexpr const char* const description = "Option to increase linear tolerance for more permissive edge curves and fewer artifacts after "
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"boolean operations at the expense of geometric detail "
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"due to vertex collapsing and wire intersection fuzziness.";
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static constexpr double defaultvalue = 1.0;
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};
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struct DebugBooleanOperations : public SettingBase<DebugBooleanOperations, bool> {
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static constexpr const char* const name = "debug";
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static constexpr const char* const description = "write boolean operands to file in current directory for debugging purposes";
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static constexpr bool defaultvalue = false;
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};
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struct BooleanAttempt2d : public SettingBase<BooleanAttempt2d, bool> {
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static constexpr const char* const name = "boolean-attempt-2d";
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static constexpr const char* const description = "Do not attempt to process boolean subtractions in 2D.";
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static constexpr bool defaultvalue = true;
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};
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// These are the old IteratorSettings
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struct WeldVertices : public SettingBase<WeldVertices, bool> {
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static constexpr const char* const name = "weld-vertices";
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static constexpr const char* const description = "Specifies whether vertices are welded, meaning that the coordinates "
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"vector will only contain unique xyz-triplets. This results in a "
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"manifold mesh which is useful for modelling applications, but might "
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"result in unwanted shading artefacts in rendering applications.";
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static constexpr bool defaultvalue = true;
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};
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struct UseWorldCoords : public SettingBase<UseWorldCoords, bool> {
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static constexpr const char* const name = "use-world-coords";
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static constexpr const char* const description = "Specifies whether to apply the local placements of building elements "
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"directly to the coordinates of the representation mesh rather than "
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"to represent the local placement in the 4x3 matrix, which will in that "
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"case be the identity matrix.";
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static constexpr bool defaultvalue = false;
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};
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struct UnifyShapes : public SettingBase<UnifyShapes, bool> {
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static constexpr const char* const name = "unify-shapes";
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static constexpr const char* const description = "Unify adjacent co-planar and co-linear subshapes (topological entities "
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"sharing the same geometric domain) before triangulation or further processing";
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static constexpr bool defaultvalue = false;
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};
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struct UseMaterialNames : public SettingBase<UseMaterialNames, bool> {
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static constexpr const char* const name = "use-material-names";
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static constexpr const char* const description = "Use material names instead of unique IDs for naming materials upon serialization. "
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"Applicable for OBJ and DAE output.";
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static constexpr bool defaultvalue = false;
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};
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struct ConvertBackUnits : public SettingBase<ConvertBackUnits, bool> {
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static constexpr const char* const name = "convert-back-units";
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static constexpr const char* const description = "Specifies whether to convert back geometrical output back to the "
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"unit of measure in which it is defined in the IFC file. Default is "
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"to use meters.";
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static constexpr bool defaultvalue = false;
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};
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struct ContextIds : public SettingBase<ContextIds, std::set<int>> {
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static constexpr const char* const name = "context-ids";
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static constexpr const char* const description = "";
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};
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struct ContextTypes : public SettingBase<ContextIds, std::set<std::string>> {
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static constexpr const char* const name = "context-types";
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static constexpr const char* const description = "";
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};
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struct ContextIdentifiers : public SettingBase<ContextIds, std::set<std::string>> {
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static constexpr const char* const name = "context-identifiers";
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static constexpr const char* const description = "";
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};
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enum OutputDimensionalityTypes {
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CURVES,
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SURFACES_AND_SOLIDS,
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CURVES_SURFACES_AND_SOLIDS
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};
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std::istream& operator>>(std::istream& in, OutputDimensionalityTypes& ioo);
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struct OutputDimensionality : public SettingBase<OutputDimensionality, OutputDimensionalityTypes> {
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static constexpr const char* const name = "dimensionality";
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static constexpr const char* const description = "Specifies whether to include curves and/or surfaces and solids in the output result. Defaults to only surfaces and solids.";
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static constexpr OutputDimensionalityTypes defaultvalue = SURFACES_AND_SOLIDS;
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};
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enum IteratorOutputOptions {
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TRIANGULATED,
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NATIVE,
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SERIALIZED
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};
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std::istream& operator>>(std::istream& in, IteratorOutputOptions& ioo);
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struct IteratorOutput : public SettingBase<IteratorOutput, IteratorOutputOptions> {
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static constexpr const char* const name = "iterator-output";
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static constexpr const char* const description = "";
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static constexpr IteratorOutputOptions defaultvalue = TRIANGULATED;
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};
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struct DisableOpeningSubtractions : public SettingBase<DisableOpeningSubtractions, bool> {
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static constexpr const char* const name = "disable-opening-subtractions";
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static constexpr const char* const description = "Specifies whether to disable the boolean subtraction of "
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"IfcOpeningElement Representations from their RelatingElements.";
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static constexpr bool defaultvalue = false;
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};
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struct ApplyDefaultMaterials : public SettingBase<ApplyDefaultMaterials, bool> {
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static constexpr const char* const name = "apply-default-materials";
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static constexpr const char* const description = "";
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static constexpr bool defaultvalue = true;
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};
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struct DontEmitNormals : public SettingBase<DontEmitNormals, bool> {
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static constexpr const char* const name = "no-normals";
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static constexpr const char* const description = "Disables computation of normals.Saves time and file size and is useful "
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"in instances where you're going to recompute normals for the exported "
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"model in other modelling application in any case.";
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static constexpr bool defaultvalue = false;
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};
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struct GenerateUvs : public SettingBase<GenerateUvs, bool> {
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static constexpr const char* const name = "generate-uvs";
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static constexpr const char* const description = "Generates UVs (texture coordinates) by using simple box projection. Requires normals. "
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"Not guaranteed to work properly if used with --weld-vertices.";
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static constexpr bool defaultvalue = false;
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};
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struct ApplyLayerSets : public SettingBase<ApplyLayerSets, bool> {
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static constexpr const char* const name = "enable-layerset-slicing";
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static constexpr const char* const description = "Specifies whether to enable the slicing of products according "
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"to their associated IfcMaterialLayerSet.";
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static constexpr bool defaultvalue = false;
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};
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struct UseElementHierarchy : public SettingBase<UseElementHierarchy, bool> {
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static constexpr const char* const name = "element-hierarchy";
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static constexpr const char* const description = "Assign the elements using their e.g IfcBuildingStorey parent."
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"Applicable to DAE output.";
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static constexpr bool defaultvalue = false;
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};
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struct ValidateQuantities : public SettingBase<ValidateQuantities, bool> {
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static constexpr const char* const name = "validate";
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static constexpr const char* const description = "Checks whether geometrical output conforms to the included explicit quantities.";
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static constexpr bool defaultvalue = false;
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};
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struct EdgeArrows : public SettingBase<EdgeArrows, bool> {
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static constexpr const char* const name = "edge-arrows";
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static constexpr const char* const description = "Adds arrow heads to edge segments to signify edge direction";
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static constexpr bool defaultvalue = false;
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};
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struct SiteLocalPlacement : public SettingBase<SiteLocalPlacement, bool> {
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static constexpr const char* const name = "site-local-placement";
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static constexpr const char* const description = "Place elements locally in the IfcSite coordinate system, instead of placing "
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"them in the IFC global coords. Applicable for OBJ, DAE, and STP output.";
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static constexpr bool defaultvalue = false;
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};
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struct BuildingLocalPlacement : public SettingBase<BuildingLocalPlacement, bool> {
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static constexpr const char* const name = "building-local-placement";
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static constexpr const char* const description = "Similar to --site-local-placement, but placing elements in locally in the parent IfcBuilding coord system";
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static constexpr bool defaultvalue = false;
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};
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struct NoParallelMapping : public SettingBase<NoParallelMapping, bool> {
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static constexpr const char* const name = "no-parallel-mapping";
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static constexpr const char* const description = "Perform mapping upfront (single-threaded) as opposed to in parallel. May decrease performance, but also decrease output size (in the future)";
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static constexpr bool defaultvalue = false;
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};
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struct ForceSpaceTransparency : public SettingBase<ForceSpaceTransparency, double> {
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static constexpr const char* const name = "force-space-transparency";
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static constexpr const char* const description = "Overrides transparency of spaces in geometry output.";
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};
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struct CircleSegments : public SettingBase<CircleSegments, int> {
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static constexpr const char* const name = "circle-segments";
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static constexpr const char* const description = "Number of segments to approximate full circles in CGAL kernel.";
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static constexpr int defaultvalue = 16;
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};
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struct KeepBoundingBoxes : public SettingBase<KeepBoundingBoxes, bool> {
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static constexpr const char* const name = "keep-bounding-boxes";
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static constexpr const char* const description =
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"Default is to removes IfcBoundingBox from model prior to converting geometry."
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"Setting this option disables that behaviour";
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static constexpr bool defaultvalue = false;
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};
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struct SurfaceColour : public SettingBase<SurfaceColour, bool> {
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static constexpr const char* const name = "surface-colour";
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static constexpr const char* const description =
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"Prioritizes the surface color instead of using diffuse.";
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static constexpr bool defaultvalue = false;
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};
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enum PiecewiseStepMethod {
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MAXSTEPSIZE,
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MINSTEPS };
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std::istream& operator>>(std::istream& in, PiecewiseStepMethod& ioo);
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struct PiecewiseStepType : public SettingBase<PiecewiseStepType, PiecewiseStepMethod> {
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static constexpr const char* const name = "piecewise-step-type";
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static constexpr const char* const description = "Indicates the method used for defining step size when evaluating piecewise curves. Provides interpretation of piecewise-step-param";
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static constexpr PiecewiseStepMethod defaultvalue = MAXSTEPSIZE;
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};
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struct PiecewiseStepParam : public SettingBase<PiecewiseStepParam, double> {
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static constexpr const char* const name = "piecewise-step-param";
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static constexpr const char* const description = "Indicates the parameter value for defining step size when evaluating piecewise curves.";
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static constexpr double defaultvalue = 0.5; // ceiling of this value is used when PiecewiseStepMethod is MinSteps
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};
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struct ModelOffset : public SettingBase<ModelOffset, std::vector<double>> {
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static constexpr const char* const name = "model-offset";
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static constexpr const char* const description = "Applies an arbitrary offset of form 'x,y,z' to all placements.";
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};
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struct ModelRotation : public SettingBase<ModelRotation, std::vector<double>> {
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static constexpr const char* const name = "model-rotation";
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static constexpr const char* const description = "Applies an arbitrary quaternion rotation of form 'x,y,z,w' to all placements.";
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};
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enum TriangulationMethod {
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TRIANGLE_MESH,
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POLYHEDRON_WITHOUT_HOLES,
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POLYHEDRON_WITH_HOLES
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};
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std::istream& operator>>(std::istream& in, TriangulationMethod& ioo);
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struct TriangulationType : public SettingBase<TriangulationType, TriangulationMethod> {
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static constexpr const char* const name = "triangulation-type";
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static constexpr const char* const description = "Type of planar facet to be emitted";
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static constexpr TriangulationMethod defaultvalue = TRIANGLE_MESH;
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};
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}
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template <typename settings_t>
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class IFC_GEOM_API SettingsContainer {
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public:
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typedef boost::variant<bool, int, double, std::string, std::set<int>, std::set<std::string>, std::vector<double>, IteratorOutputOptions, PiecewiseStepMethod, OutputDimensionalityTypes, TriangulationMethod> value_variant_t;
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private:
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settings_t settings;
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template <std::size_t Index>
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void define_options_(po::options_description& desc) {
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std::get<Index>(settings).defineOption(desc);
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if constexpr (Index + 1 < std::tuple_size_v<settings_t>) {
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define_options_<Index + 1>(desc);
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}
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}
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template <std::size_t Index>
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value_variant_t get_option_(const std::string& name) const {
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if (std::tuple_element_t<Index, settings_t>::name == name) {
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return std::get<Index>(settings).get();
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}
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if constexpr (Index + 1 < std::tuple_size_v<settings_t>) {
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return get_option_<Index + 1>(name);
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} else {
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throw std::runtime_error("Setting not available");
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}
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}
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template <std::size_t Index>
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void set_option_(const std::string& name, const value_variant_t& val) {
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if (std::tuple_element_t<Index, settings_t>::name == name) {
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if constexpr (std::is_enum_v<typename std::tuple_element_t<Index, settings_t>::base_type>) {
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if (val.which() == 1) {
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auto val_as_enum = (typename std::tuple_element_t<Index, settings_t>::base_type) boost::get<int>(val);
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std::get<Index>(settings).value = val_as_enum;
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return;
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}
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}
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std::get<Index>(settings).value = boost::get<typename std::tuple_element_t<Index, settings_t>::base_type>(val);
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} else if constexpr (Index + 1 < std::tuple_size_v<settings_t>) {
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set_option_<Index + 1>(name, val);
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} else {
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throw std::runtime_error("Setting not available");
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}
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}
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template <std::size_t Index>
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void get_setting_names_(std::vector<std::string>& vec) const {
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vec.push_back(std::tuple_element_t<Index, settings_t>::name);
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if constexpr (Index + 1 < std::tuple_size_v<settings_t>) {
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return get_setting_names_<Index + 1>(vec);
|
|
}
|
|
}
|
|
public:
|
|
typedef settings_t settings_tuple;
|
|
|
|
void define_options(po::options_description& desc) {
|
|
define_options_<0>(desc);
|
|
}
|
|
|
|
template <typename T>
|
|
const T& get() const {
|
|
return std::get<T>(settings);
|
|
}
|
|
|
|
template <typename T>
|
|
T& get() {
|
|
return std::get<T>(settings);
|
|
}
|
|
|
|
template <typename T>
|
|
void set(T& v) {
|
|
std::get<T>(settings) = v;
|
|
}
|
|
|
|
value_variant_t get(const std::string& name) const {
|
|
return get_option_<0>(name);
|
|
}
|
|
|
|
void set(const std::string& name, value_variant_t val) {
|
|
set_option_<0>(name, val);
|
|
}
|
|
|
|
std::vector<std::string> setting_names() const {
|
|
std::vector<std::string> r;
|
|
get_setting_names_<0>(r);
|
|
return r;
|
|
}
|
|
};
|
|
|
|
class IFC_GEOM_API Settings : public SettingsContainer<
|
|
std::tuple<MesherLinearDeflection, MesherAngularDeflection, ReorientShells, LengthUnit, PlaneUnit, Precision, OutputDimensionality, LayersetFirst, DisableBooleanResult, NoWireIntersectionCheck, NoWireIntersectionTolerance, PrecisionFactor, DebugBooleanOperations, BooleanAttempt2d, SurfaceColour, WeldVertices, UseWorldCoords, UnifyShapes, UseMaterialNames, ConvertBackUnits, ContextIds, ContextTypes, ContextIdentifiers, IteratorOutput, DisableOpeningSubtractions, ApplyDefaultMaterials, DontEmitNormals, GenerateUvs, ApplyLayerSets, UseElementHierarchy, ValidateQuantities, EdgeArrows, BuildingLocalPlacement, SiteLocalPlacement, ForceSpaceTransparency, CircleSegments, KeepBoundingBoxes, PiecewiseStepType, PiecewiseStepParam, NoParallelMapping, ModelOffset, ModelRotation, TriangulationType>
|
|
>
|
|
{};
|
|
}
|
|
}
|
|
|
|
// @todo find a place
|
|
namespace IfcGeom {
|
|
class IFC_GEOM_API geometry_exception : public std::exception {
|
|
protected:
|
|
std::string message;
|
|
public:
|
|
geometry_exception(const std::string& m)
|
|
: message(m) {}
|
|
virtual ~geometry_exception() throw () {}
|
|
virtual const char* what() const throw() {
|
|
return message.c_str();
|
|
}
|
|
};
|
|
|
|
class IFC_GEOM_API too_many_faces_exception : public geometry_exception {
|
|
public:
|
|
too_many_faces_exception()
|
|
: geometry_exception("Too many faces for operation") {}
|
|
};
|
|
}
|
|
#endif
|