Function weldPatches

radiantcore/patch/algorithm/General.cpp:340–377

}

void weldPatches(const PatchNodePtr& patchNode1, const PatchNodePtr& patchNode2)
{
    if (patchNode1->getParent() != patchNode2->getParent())
    {
        throw cmd::ExecutionFailure(_("Patches have different parent entities, cannot weld."));
    }

    auto mergedPatchNode = createdMergedPatch(patchNode1, patchNode2);

    patchNode1->getParent()->addChildNode(mergedPatchNode);

    mergedPatchNode->assignToLayers(patchNode1->getLayers());

    auto patch1GroupSelectable = std::dynamic_pointer_cast<IGroupSelectable>(patchNode1);

    if (patch1GroupSelectable)
    {
        selection::assignNodeToSelectionGroups(mergedPatchNode, patch1GroupSelectable->getGroupIds());
    }

    auto& mergedPatch = std::dynamic_pointer_cast<IPatchNode>(mergedPatchNode)->getPatch();

    // Preserve the materials
    mergedPatch.setShader(patchNode1->getPatch().getShader());

    // Preserve fixed subdivision setting of the first patch
    if (patchNode1->getPatch().subdivisionsFixed())
    {
        mergedPatch.setFixedSubdivisions(true, patchNode1->getPatch().getSubdivisions());
    }

    mergedPatch.scaleTextureNaturally();

    Node_setSelected(mergedPatchNode, true);

    scene::removeNodeFromParent(patchNode1);
    scene::removeNodeFromParent(patchNode2);
}

void weldPatchPool()
{