src/data/solids/loft.cpp - master - levovix/kittycad

src/data/solids/loft.cpp
101 строка2 KB
levovix
fix: recreate the solid, always
27 апр 2026, 20:32
27 апр 2026, 20:32935dd5b
#include "loft.h"

#include <solid.h>
#include <mesh.h>
#include <model.h>
#include <cur_polyline.h>
#include <cur_polyline3d.h>
#include <action_curve.h>
#include <action_solid.h>
#include <cr_lofted_solid.h>
#include <vsn_scenesegment.h>
#include <vsn_scenecontent.h>
#include <vsn_geometryfactory.h>

#include "data/sketch/sketch.h"
#include "data/sketch/contours.h"
#include "data/document.h"

#include "geometry/contours.h"

using namespace VSN;
using namespace c3d;



void data::Loft::buildSolid() {
  assert(m_propertyChanged || m_dependencyChanged);
  if (m_dependencyChanged) { solid = nullptr; }
  m_propertyChanged = false;
  m_dependencyChanged = false;
  markVisualChanged();
  
  LoftedValues values{};
  if (thickness > 0) {
    values.thickness1 = thickness;
  }
  else if (thickness < 0) {
    values.thickness2 = -thickness;
  }

  if (sections.size() == 0) { return; }

  auto names = MbSNameMaker(ct_ElementarySolid, MbSNameMaker::i_SideNone, 0);
  std::vector<SPtr<MbSNameMaker>> cNames{};

  std::vector<SPtr<MbContour>> contours{};
  std::vector<MbPlacement3D> placements{};

  for (auto section : sections) {
    if (section.get() == nullptr) { continue; }

    auto curves = section->getAllMainCurves();
    
    SPtr<MbContour> contour{};
    while (curves.size() != 0) {
      contour = constructContinuousContour(curves, thickness != 0);
      if (contour != nullptr) { break; }
    }

    if (curves.size() != 0) {
      // todo: вывести информацию что в эскизе более одного контура
    }

    if (contour == nullptr) {
      // todo: вывести информацию что в эскизе нет замкнутых контуров
    }
    else {
      auto placement = MbPlacement3D {
        section->xAxis,
        section->yAxis,
        section->origin,
      };
      contours.push_back(contour);
      placements.push_back(placement);
    }
  }

  if (contours.size() == 0) { return; }

  MbLoftedSolidParams params = MbLoftedSolidParams(
    placements,
    contours,
    nullptr,  // todo
    values,
    nullptr,  // todo
    nullptr,  // todo
    names,
    cNames
  );
  
  if (auto code = ::LoftedSolid(
    params,
    solid
  ); code != rt_Success) {
    return;
  }
}

std::string_view data::Loft::iconName() const {
  return "tool_loft";
}