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Code Issues 157 Wiki Activity

fix(editor): the cant of a path is typed in millimetres

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The inspector took the cant as the roll angle in degrees while every
readout shows it in millimetres of one rail over the other.
This commit is contained in:
maj00r
2026-10-21 11:09:16 +02:00
parent 0b74da1474
commit 19b7364bca
2 changed files with 12 additions and 4 deletions
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10
application/editormodetrack.cpp
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@@ -1462,10 +1462,12 @@ void editor_mode::render_path_ui()
{
if (begin_fields("##cantradius", 0.3f))
{
field_row("Roll (deg)");
if (auto rolls{path.rolls}; ImGui::DragFloat2("##roll", rolls.data(), 0.01f, -15.0f, 15.0f, "%.2f") && std::isfinite(rolls[0]) && std::isfinite(rolls[1]))
path.rolls = rolls;
item_tooltip("Cant at the start and at the end as the roll angle of the track");
field_row("Cant (mm)");
auto const lift = [](float const Roll) { return static_cast<float>(1500.0 * std::sin(glm::radians(static_cast<double>(Roll)))); };
auto const roll = [](float const Lift) { return static_cast<float>(glm::degrees(std::asin(std::clamp(static_cast<double>(Lift) / 1500.0, -1.0, 1.0)))); };
if (std::array<float, 2> cants{lift(path.rolls[0]), lift(path.rolls[1])}; ImGui::DragFloat2("##roll", cants.data(), 0.5f, -388.0f, 388.0f, "%.0f") && std::isfinite(cants[0]) && std::isfinite(cants[1]))
path.rolls = {roll(cants[0]), roll(cants[1])};
item_tooltip("Cant at the start and at the end: how much higher one rail is, + raises the left rail looking along the path");
finish_edit(rebuild::geometry);
field_row("Radius");
if (auto radius{path.radius}; ImGui::InputFloat("##radius", &radius, 0.0f, 0.0f, "%.1f") && std::isfinite(radius))