std::map<std::string, pass_class_t> CCmpPathfinder::GetPathfindingPassabilityClasses()
{
std::map<std::string, pass_class_t> pathfindingClasses;
for (auto& pair : m_PassClassMasks)
if (GetPassabilityFromMask(pair.second)->m_Obstructions == PathfinderPassability::PATHFINDING)
pathfindingClasses[pair.first] = pair.second;
return pathfindingClasses;
}
void CCmpPathfinder::GetPassabilityClasses(std::map<std::string, pass_class_t>& nonPathfindingPassClasses, std::map<std::string, pass_class_t>& pathfindingPassClasses) const
{
for (auto& pair : m_PassClassMasks)
{
if ((GetPassabilityFromMask(pair.second)->m_Obstructions == PathfinderPassability::PATHFINDING))
pathfindingPassClasses[pair.first] = pair.second;
else
nonPathfindingPassClasses[pair.first] = pair.second;
}
}
ICmpObstruction::EFoundationCheck CCmpPathfinder::CheckBuildingPlacement(const IObstructionTestFilter& filter,
entity_pos_t x, entity_pos_t z, entity_pos_t a, entity_pos_t w,
entity_pos_t h, entity_id_t id, pass_class_t passClass, bool UNUSED(onlyCenterPoint))
{
// Check unit obstruction
CmpPtr<ICmpObstructionManager> cmpObstructionManager(GetSystemEntity());
if (!cmpObstructionManager)
return ICmpObstruction::FOUNDATION_CHECK_FAIL_ERROR;
if (cmpObstructionManager->TestStaticShape(filter, x, z, a, w, h, NULL))
return ICmpObstruction::FOUNDATION_CHECK_FAIL_OBSTRUCTS_FOUNDATION;
// Test against terrain:
ICmpObstructionManager::ObstructionSquare square;
CmpPtr<ICmpObstruction> cmpObstruction(GetSimContext(), id);
if (!cmpObstruction || !cmpObstruction->GetObstructionSquare(square))
return ICmpObstruction::FOUNDATION_CHECK_FAIL_NO_OBSTRUCTION;
entity_pos_t expand;
const PathfinderPassability* passability = GetPassabilityFromMask(passClass);
if (passability)
expand = passability->m_Clearance;
SimRasterize::Spans spans;
SimRasterize::RasterizeRectWithClearance(spans, square, expand, Pathfinding::NAVCELL_SIZE);
for (SimRasterize::Span& span : spans)
{
i16 i0 = span.i0;
i16 i1 = span.i1;
i16 j = span.j;
// Fail if any span extends outside the grid
if (i0 < 0 || i1 > m_TerrainOnlyGrid->m_W || j < 0 || j > m_TerrainOnlyGrid->m_H)
return ICmpObstruction::FOUNDATION_CHECK_FAIL_TERRAIN_CLASS;
// Fail if any span includes an impassable tile
for (i16 i = i0; i < i1; ++i)
if (!IS_PASSABLE(m_TerrainOnlyGrid->get(i, j), passClass))
return ICmpObstruction::FOUNDATION_CHECK_FAIL_TERRAIN_CLASS;
}
return ICmpObstruction::FOUNDATION_CHECK_SUCCESS;
}
