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Adds support for IfcLinearPlacement

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This commit is contained in:
Richard Brice
2023-10-20 13:29:33 -07:00
parent b4ef4cbbec
commit 528cf06a46
8 changed files with 497 additions and 157 deletions
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src/ifcgeom/taxonomy.h
+5 -4
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@@ -134,7 +134,8 @@ typedef item const* ptr;
struct piecewise_function : public implicit_item {
DECLARE_PTR(piecewise_function)
std::vector<std::pair<double, std::function<Eigen::VectorXd(double u)>>> spans;
// length of span, function to evaluate span
std::vector<std::pair<double, std::function<Eigen::Matrix4d(double u)>>> spans;
void print(std::ostream& o, int indent = 0) const {
o << "piecewise_function" << std::endl;
@@ -150,10 +151,10 @@ typedef item const* ptr;
virtual item::ptr evaluate() const;
Eigen::VectorXd evaluate(double u) const {
// @todo optimize, assume monotonic evaluation and store last evaluated segment?
Eigen::Matrix4d evaluate(double u) const {
// @todo: rb optimize, assume monotonic evaluation and store last evaluated segment?
for (auto& [length, fn] : spans) {
if (u < length) {
if (u < length+0.001) { // @todo: rb - need to use consistent tolerance
return fn(u);
}
u -= length;