Method ProcessMorphAnimDatas

code/AssetLib/FBX/FBXConverter.cpp:2800–2856

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// ------------------------------------------------------------------------------------------------
void FBXConverter::ProcessMorphAnimDatas(std::map<std::string, morphAnimData *> *morphAnimDatas, const BlendShapeChannel *bsc, const AnimationCurveNode *node) {
    std::vector<const Connection *> bscConnections = doc.GetConnectionsBySourceSequenced(bsc->ID(), "Deformer");
    for (const Connection *bscConnection : bscConnections) {
        auto bs = dynamic_cast<const BlendShape *>(bscConnection->DestinationObject());
        if (bs) {
            auto channelIt = std::find(bs->BlendShapeChannels().begin(), bs->BlendShapeChannels().end(), bsc);
            if (channelIt != bs->BlendShapeChannels().end()) {
                auto channelIndex = static_cast<unsigned int>(std::distance(bs->BlendShapeChannels().begin(), channelIt));
                std::vector<const Connection *> bsConnections = doc.GetConnectionsBySourceSequenced(bs->ID(), "Geometry");
                for (const Connection *bsConnection : bsConnections) {
                    auto geo = dynamic_cast<const Geometry *>(bsConnection->DestinationObject());
                    if (geo) {
                        std::vector<const Connection *> geoConnections = doc.GetConnectionsBySourceSequenced(geo->ID(), "Model");
                        for (const Connection *geoConnection : geoConnections) {
                            auto model = dynamic_cast<const Model *>(geoConnection->DestinationObject());
                            if (model) {
                                auto geoIt = std::find(model->GetGeometry().begin(), model->GetGeometry().end(), geo);
                                auto geoIndex = static_cast<unsigned int>(std::distance(model->GetGeometry().begin(), geoIt));
                                auto name = aiString(FixNodeName(model->Name() + "*"));
                                name.length = 1 + ASSIMP_itoa10(name.data + name.length, AI_MAXLEN - 1, geoIndex);
                                morphAnimData *animData;
                                auto animIt = morphAnimDatas->find(name.C_Str());
                                if (animIt == morphAnimDatas->end()) {
                                    animData = new morphAnimData();
                                    morphAnimDatas->insert(std::make_pair(name.C_Str(), animData));
                                } else {
                                    animData = animIt->second;
                                }
                                for (std::pair<std::string, const AnimationCurve *> curvesIt : node->Curves()) {
                                    if (curvesIt.first == "d|DeformPercent") {
                                        const AnimationCurve *animationCurve = curvesIt.second;
                                        const KeyTimeList &keys = animationCurve->GetKeys();
                                        const KeyValueList &values = animationCurve->GetValues();
                                        unsigned int k = 0;
                                        for (auto key : keys) {
                                            morphKeyData *keyData;
                                            auto keyIt = animData->find(key);
                                            if (keyIt == animData->end()) {
                                                keyData = new morphKeyData();
                                                animData->insert(std::make_pair(key, keyData));
                                            } else {
                                                keyData = keyIt->second;
                                            }
                                            keyData->values.push_back(channelIndex);
                                            keyData->weights.push_back(values.at(k) / 100.0f);
                                            k++;
                                        }
                                    }
                                }
                            }
                        }
                    }
                }
            }
        }
    }
}