WMO/Rendering

Lighting

CMapObj::QueryLighting

C3Segment

bool CMapObj::QueryLighting(CMapObj *this, unsigned int groupIndex, const C3Segment *seg, CImVector *color, bool *a5) {

  bool v5 = this->unk6[16] == 0;

  CMapObjGroup group = this->groupList[groupIndex];

  if (v5 || !(group->unk14 & 1) || group->flags & (SMOGroup::EXTERIOR | SMOGroup::EXTERIOR_LIT)) {

    return 0;

  }

  World::TriData::resultFlags = 0;
  World::TriData::nBatches = 0;
  World::TriData::nTriIndices = 0;
  World::TriData::nVertexIndices = 0;
  World::TriData::nMatrices = 0;

  float hitT = 1.0;

  bool triRes = CMapObjGroup::GetTris(group, seg, &hitT, 0, 8, (int)&a2 + 3, 0);

  if (!triRes) {

    return 0;

  }

  // Obtain point matching intersection between segment and tri

  C3Vector point;

  point.x = seg->start.x + hitT * (seg->end.x - seg->start.x);
  point.y = seg->start.y + hitT * (seg->end.y - seg->start.y);
  point.z = seg->start.z + hitT * (seg->end.z - seg->start.z);

  unsigned __int16 hitPoly = word_CD8094;

  bool lightRes = CMapObjGroup::QueryLighting(group, &point, hitPoly, color, a5);

  return lightRes;

}