mirror of
https://github.com/IfcOpenShell/IfcOpenShell.git
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Drastic settings refactoring
This commit is contained in:
Thomas Krijnen
@@ -4,77 +4,453 @@
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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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}
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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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class IFC_GEOM_API ConversionSettings {
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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::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 {
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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 (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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bool has() const {
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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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// 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 IncludeCurves : public SettingBase<IncludeCurves, bool> {
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static constexpr const char* const name = "plan";
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static constexpr const char* const description = "Specifies whether to include curves in the output result. Typically "
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"these are representations of type Plan or Axis. Excluded by default.";
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static constexpr bool defaultvalue = false;
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};
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struct IncludeSurfaces : public SettingBase<IncludeSurfaces, bool> {
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static constexpr const char* const name = "model";
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static constexpr const char* const description = "Specifies whether to include surfaces and solids in the output result. "
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"Typically these are representations of type Body or Facetation. "
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"Included by default.";
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static constexpr bool defaultvalue = true;
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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, double> {
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static constexpr const char* const name = "debug-boolean";
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static constexpr const char* const description = "";
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static constexpr bool defaultvalue = false;
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};
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struct BooleanAttempt2d : public SettingBase<BooleanAttempt2d, double> {
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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 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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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 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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}
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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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// Tolerances and settings for various geometrical operations:
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enum GeomValue {
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// Specifies the deflection of the mesher
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// Default: 0.001m / 1mm
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GV_DEFLECTION_TOLERANCE,
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// Specifies the minimal area of a face to be included in an IfcConnectedFaceset
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// Read-only
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GV_MINIMAL_FACE_AREA,
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// Specifies the threshold distance under which cartesian points are deemed equal
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// Read-only
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GV_POINT_EQUALITY_TOLERANCE,
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// Specifies maximum number of faces for a shell to be reoriented.
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// Default: -1
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GV_MAX_FACES_TO_ORIENT,
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// The length unit used the creation of TopoDS_Shapes, primarily affects the
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// interpretation of IfcCartesianPoints and IfcVector magnitudes
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// DefaultL 1.0
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GV_LENGTH_UNIT,
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// The plane angle unit used for the creation of TopoDS_Shapes, primarily affects
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// the interpretation of IfcParamaterValues of IfcTrimmedCurves
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// Default: -1.0 (= not set, fist try degrees, then radians)
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GV_PLANEANGLE_UNIT,
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// The precision used in boolean operations, setting this value too low results
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// in artefacts and potentially modelling failures
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// Default: 0.00001 (obtained from IfcGeometricRepresentationContext if available)
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GV_PRECISION,
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// Whether to process shapes of type Face or higher (1) Wire or lower (-1) or all (0)
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GV_DIMENSIONALITY,
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GV_LAYERSET_FIRST,
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GV_DISABLE_BOOLEAN_RESULT,
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GV_NO_WIRE_INTERSECTION_CHECK,
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GV_PRECISION_FACTOR,
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GV_NO_WIRE_INTERSECTION_TOLERANCE,
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GV_DEBUG_BOOLEAN,
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GV_BOOLEAN_ATTEMPT_2D,
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NUM_SETTINGS
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};
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void setValue(GeomValue var, double value);
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double getValue(GeomValue var) const;
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typedef boost::variant<bool, int, double, std::string, std::set<int>, IteratorOutputOptions> value_variant_t;
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private:
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std::array<double, NUM_SETTINGS> values_ = {
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/* deflection_tolerance = */ 0.001,
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// @todo make sure these 'read-only' variables work.
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/* minimal_face_area = */ std::numeric_limits<double>::quiet_NaN(),
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/* max_faces_to_orient = */ -1.0,
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/* ifc_length_unit = */ 1.0,
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/* ifc_planeangle_unit = */ -1.0,
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/* modelling_precision = */ 0.00001,
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/* dimensionality = */ 1.,
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/* layerset_first = */ -1.,
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/* disable_boolean_result = */ -1.
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/* no_wire_intersection_check = */ -1.,
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/* precision_factor = */ 10.,
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/* no_wire_intersection_tolerance = */ -1.,
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/* boolean_debug_setting = */ -1.,
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/* boolean_attempt_2d = */ 1.
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};
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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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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);
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}
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}
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public:
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typedef settings_t settings_tuple;
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void define_options(po::options_description& desc) {
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define_options_<0>(desc);
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}
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template <typename T>
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const T& get() const {
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return std::get<T>(settings);
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}
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template <typename T>
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T& get() {
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return std::get<T>(settings);
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}
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template <typename T>
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void set(T& v) {
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std::get<T>(settings) = v;
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}
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value_variant_t get(const std::string& name) const {
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return get_option_<0>(name);
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}
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void set(const std::string& name, value_variant_t val) {
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set_option_<0>(name, val);
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}
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std::vector<std::string> setting_names() const {
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std::vector<std::string> r;
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get_setting_names_<0>(r);
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return r;
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}
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};
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}
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class IFC_GEOM_API Settings : public SettingsContainer<
|
||||
std::tuple<MesherLinearDeflection, MesherAngularDeflection, ReorientShells, LengthUnit, PlaneUnit, Precision, IncludeCurves, IncludeSurfaces, LayersetFirst, DisableBooleanResult, NoWireIntersectionCheck, NoWireIntersectionTolerance, PrecisionFactor, DebugBooleanOperations, BooleanAttempt2d, WeldVertices, UseWorldCoords, ConvertBackUnits, ContextIds, IteratorOutput, DisableOpeningSubtractions, ApplyDefaultMaterials, DontEmitNormals, GenerateUvs, ApplyLayerSets, UseElementHierarchy, ValidateQuantities, EdgeArrows, BuildingLocalPlacement, SiteLocalPlacement, ForceSpaceTransparency>
|
||||
>
|
||||
{};
|
||||
}
|
||||
}
|
||||
|
||||
// namespace ifcopenshell {
|
||||
// namespace geometry {
|
||||
//
|
||||
// class IFC_GEOM_API ConversionSettings {
|
||||
// public:
|
||||
// // Tolerances and settings for various geometrical operations:
|
||||
// enum GeomValue {
|
||||
// //
|
||||
// // Default: 0.001m / 1mm
|
||||
// GV_DEFLECTION_TOLERANCE,
|
||||
//
|
||||
// // The length unit used the creation of TopoDS_Shapes, primarily affects the
|
||||
// // interpretation of IfcCartesianPoints and IfcVector magnitudes
|
||||
// // DefaultL 1.0
|
||||
// GV_LENGTH_UNIT,
|
||||
// // The plane angle unit used for the creation of TopoDS_Shapes, primarily affects
|
||||
// // the interpretation of IfcParamaterValues of IfcTrimmedCurves
|
||||
// // Default: -1.0 (= not set, fist try degrees, then radians)
|
||||
// GV_PLANEANGLE_UNIT,
|
||||
// // The precision used in boolean operations, setting this value too low results
|
||||
// // in artefacts and potentially modelling failures
|
||||
// // Default: 0.00001 (obtained from IfcGeometricRepresentationContext if available)
|
||||
// GV_PRECISION,
|
||||
// // Whether to process shapes of type Face or higher (1) Wire or lower (-1) or all (0)
|
||||
// GV_DIMENSIONALITY,
|
||||
// GV_LAYERSET_FIRST,
|
||||
// GV_DISABLE_BOOLEAN_RESULT,
|
||||
// GV_NO_WIRE_INTERSECTION_CHECK,
|
||||
// GV_PRECISION_FACTOR,
|
||||
// GV_NO_WIRE_INTERSECTION_TOLERANCE,
|
||||
// GV_DEBUG_BOOLEAN,
|
||||
// GV_BOOLEAN_ATTEMPT_2D,
|
||||
// NUM_SETTINGS
|
||||
// };
|
||||
//
|
||||
// void setValue(GeomValue var, double value);
|
||||
//
|
||||
// double getValue(GeomValue var) const;
|
||||
//
|
||||
// private:
|
||||
// std::array<double, NUM_SETTINGS> values_ = {
|
||||
// /* deflection_tolerance = */ 0.001,
|
||||
// // @todo make sure these 'read-only' variables work.
|
||||
// /* minimal_face_area = */ std::numeric_limits<double>::quiet_NaN(),
|
||||
// /* max_faces_to_orient = */ -1.0,
|
||||
// /* ifc_length_unit = */ 1.0,
|
||||
// /* ifc_planeangle_unit = */ -1.0,
|
||||
// /* modelling_precision = */ 0.00001,
|
||||
// /* dimensionality = */ 1.,
|
||||
// /* layerset_first = */ -1.,
|
||||
// /* disable_boolean_result = */ -1.
|
||||
// /* no_wire_intersection_check = */ -1.,
|
||||
// /* precision_factor = */ 10.,
|
||||
// /* no_wire_intersection_tolerance = */ -1.,
|
||||
// /* boolean_debug_setting = */ -1.,
|
||||
// /* boolean_attempt_2d = */ 1.
|
||||
// };
|
||||
// };
|
||||
// }
|
||||
// }
|
||||
|
||||
// @todo find a place
|
||||
namespace IfcGeom {
|
||||
|
||||
Reference in New Issue
Block a user