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Code Issues 150 Wiki Activity

feat(editor): crossover snaps to parallel straight

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This commit is contained in:
maj00r
2026-10-03 01:10:43 +02:00
parent a9e63e9496
commit de6053e18a
4 changed files with 238 additions and 28 deletions
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10
editor/editorAlignment.cpp
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@@ -217,21 +217,21 @@ glm::dvec2 blossom(std::array<glm::dvec2, 4> const &Points, double const A, doub
return glm::mix(s[0], s[1], C);
}
std::size_t element_pieces(element const &Element, transition_shape const Shape, int const Transitions)
std::size_t element_pieces(element const &Element, transition_shape const Shape, int const Transitions, double const Arcangle)
{
if (Element.length < 1e-3)
return 0;
switch (Element.kind)
{
case element_kind::arc:
return static_cast<std::size_t>(std::max(1.0, std::ceil(Element.length / Element.radius / (10.0 * kPi / 180.0) - 1e-9)));
return static_cast<std::size_t>(std::max(1.0, std::ceil(Element.length / Element.radius / (Arcangle * kPi / 180.0) - 1e-9)));
case element_kind::transition_in:
case element_kind::transition_out:
return std::max<std::size_t>(std::max(1, Transitions), Shape == transition_shape::cubic_parabola ? 1 : static_cast<std::size_t>(std::max(1.0, std::ceil(Element.length / 20.0 - 1e-9))));
case element_kind::spiral:
{
auto const turn{(Element.curvature_start + Element.curvature_end) * 0.5 * Element.length};
auto const count{static_cast<std::size_t>(std::max({1.0, std::ceil(turn / (10.0 * kPi / 180.0) - 1e-9), std::ceil(Element.length / 20.0 - 1e-9)}))};
auto const count{static_cast<std::size_t>(std::max({1.0, std::ceil(turn / (Arcangle * kPi / 180.0) - 1e-9), std::ceil(Element.length / 20.0 - 1e-9)}))};
return Element.curvature_start != Element.curvature_end ? std::max<std::size_t>(count, std::max(1, Transitions)) : count;
}
default:
@@ -855,7 +855,7 @@ std::size_t minimum_pieces(result const &Result, design const &Design)
{
std::size_t count{0};
for (auto const &e : Result.elements)
count += element_pieces(e, Design.shape, Design.transition_pieces);
count += element_pieces(e, Design.shape, Design.transition_pieces, Design.arc_piece_angle);
return count;
}
@@ -876,7 +876,7 @@ std::vector<segment_data> pieces(result const &Result, design const &Design, std
for (std::size_t i = 0; i < Result.elements.size(); ++i)
{
auto const &e{Result.elements[i]};
auto const count{element_pieces(e, Design.shape, Design.transition_pieces)};
auto const count{element_pieces(e, Design.shape, Design.transition_pieces, Design.arc_piece_angle)};
for (std::size_t j = 0; j < count; ++j)
spans.push_back({i, e.length * j / count, e.length * (j + 1) / count});
}