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Decouples evaluation of a piecewise_function from the function itself (#5344)

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This commit is contained in:
Richard Brice
2024-09-10 10:11:17 -07:00
committed by GitHub
parent 67a7e713b2
commit cc7171060f
17 changed files with 240 additions and 221 deletions
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src/ifcgeom/mapping/IfcFixedReferenceSweptAreaSolid.cpp
+5 -14
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@@ -18,6 +18,7 @@
********************************************************************************/
#include "mapping.h"
#include "../piecewise_function_evaluator.h"
#define mapping POSTFIX_SCHEMA(mapping)
using namespace ifcopenshell::geometry;
@@ -34,6 +35,7 @@ taxonomy::ptr mapping::map_impl(const IfcSchema::IfcFixedReferenceSweptAreaSolid
// @todo currently only the case is handled where directrix returns a piecewise_function
if (auto pwf = taxonomy::dcast<taxonomy::piecewise_function>(dir)) {
piecewise_function_evaluator evaluator(pwf,&settings_);
double start = 0;
double end = pwf->length();
#ifdef SCHEMA_HAS_IfcDirectrixCurveSweptAreaSolid
@@ -53,20 +55,9 @@ taxonomy::ptr mapping::map_impl(const IfcSchema::IfcFixedReferenceSweptAreaSolid
}
}
#endif
auto curve_length = end - start;
auto param_type = settings_.get<ifcopenshell::geometry::settings::PiecewiseStepType>().get();
auto param = settings_.get<ifcopenshell::geometry::settings::PiecewiseStepParam>().get();
size_t num_steps = 0;
if (param_type == ifcopenshell::geometry::settings::PiecewiseStepMethod::MAXSTEPSIZE) {
// parameter is max step size
num_steps = (size_t) std::ceil(curve_length / param);
} else {
// parameter is minimum number of steps
num_steps = (size_t) std::ceil(param);
}
for (size_t i = 0; i <= num_steps; ++i) {
auto distalong = start + curve_length / num_steps * i;
auto m4 = pwf->evaluate(distalong);
auto evaluation_points = evaluator.evaluation_points();
for (const auto& dist_along : evaluation_points) {
auto m4 = evaluator.evaluate(dist_along);
/*
std::stringstream ss;