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path: root/src/factories/sf64/EnvironmentFactory.cpp
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#include "EnvironmentFactory.h"
#include "spdlog/spdlog.h"
#include <tinyxml2.h>
#include "Companion.h"
#include "utils/Decompressor.h"
#include "utils/TorchUtils.h"

#define VALUE_TO_ENUM(val, enumname, fallback)            \
    (Companion::Instance->GetEnumFromValue(enumname, val) \
         .value_or("/*" + std::string(fallback) + " */ " + std::to_string(val)));
#define VALUE_TO_XML_ENUM(val, enumname, fallback) \
    (Companion::Instance->GetEnumFromValue(enumname, val).value_or(std::to_string(val)))

SF64::EnvironmentData::EnvironmentData(int32_t type, int32_t ground, uint16_t bgColor, uint16_t seqId, int32_t fogR,
                                       int32_t fogG, int32_t fogB, int32_t fogN, int32_t fogF, Vec3f lightDir,
                                       int32_t lightR, int32_t lightG, int32_t lightB, int32_t ambR, int32_t ambG,
                                       int32_t ambB)
    : mType(type), mGround(ground), mBgColor(bgColor), mSeqId(seqId), mFogR(fogR), mFogG(fogG), mFogB(fogB),
      mFogN(fogN), mFogF(fogF), mLightDir(lightDir), mLightR(lightR), mLightG(lightG), mLightB(lightB), mAmbR(ambR),
      mAmbG(ambG), mAmbB(ambB) {
}

ExportResult SF64::EnvironmentHeaderExporter::Export(std::ostream& write, std::shared_ptr<IParsedData> raw,
                                                     std::string& entryName, YAML::Node& node,
                                                     std::string* replacement) {
    const auto symbol = GetSafeNode(node, "symbol", entryName);

    if (Companion::Instance->IsOTRMode()) {
        write << "static const ALIGN_ASSET(2) char " << symbol << "[] = \"__OTR__" << (*replacement) << "\";\n\n";
        return std::nullopt;
    }

    write << "extern Environment " << symbol << ";\n";
    return std::nullopt;
}

ExportResult SF64::EnvironmentCodeExporter::Export(std::ostream& write, std::shared_ptr<IParsedData> raw,
                                                   std::string& entryName, YAML::Node& node, std::string* replacement) {
    const auto symbol = GetSafeNode(node, "symbol", entryName);
    const auto offset = GetSafeNode<uint32_t>(node, "offset");
    auto env = std::static_pointer_cast<SF64::EnvironmentData>(raw);

    write << "Environment " << symbol << " = {\n";
    write << fourSpaceTab;
    auto type = VALUE_TO_ENUM(env->mType, "LevelType", "LEVELTYPE_UNK");
    write << type << ", ";
    auto ground = VALUE_TO_ENUM(env->mGround, "GroundType", "GROUND_UNK");
    write << ground << ", ";
    write << "0x" << std::hex << std::uppercase << env->mBgColor << ", ";
    if (env->mSeqId == 0xFFFF) {
        write << "SEQ_ID_NONE, ";
    } else {
        auto seqId = Companion::Instance->GetEnumFromValue("BgmSeqIds", env->mSeqId & 0xFF)
                         .value_or("/* SEQ_ID_UNK */ " + std::to_string(env->mSeqId));
        write << seqId << ((env->mSeqId < 0x8000) ? "" : " | SEQ_FLAG") << ", ";
    }
    write << std::dec << env->mFogR << ", ";
    write << env->mFogG << ", ";
    write << env->mFogB << ", ";
    write << env->mFogN << ", ";
    write << env->mFogF << ", ";
    write << env->mLightDir << ", ";
    write << env->mLightR << ", ";
    write << env->mLightG << ", ";
    write << env->mLightB << ", ";
    write << env->mAmbR << ", ";
    write << env->mAmbG << ", ";
    write << env->mAmbB << ",\n";
    write << "};\n";

    return offset + sizeof(EnvironmentData);
}

ExportResult SF64::EnvironmentBinaryExporter::Export(std::ostream& write, std::shared_ptr<IParsedData> raw,
                                                     std::string& entryName, YAML::Node& node,
                                                     std::string* replacement) {
    auto writer = LUS::BinaryWriter();
    auto environment = std::static_pointer_cast<SF64::EnvironmentData>(raw);

    WriteHeader(writer, Torch::ResourceType::Environment, 0);

    writer.Write(environment->mType);
    writer.Write(environment->mGround);
    writer.Write(environment->mBgColor);
    writer.Write(environment->mSeqId);
    writer.Write(environment->mFogR);
    writer.Write(environment->mFogG);
    writer.Write(environment->mFogB);
    writer.Write(environment->mFogN);
    writer.Write(environment->mFogF);
    writer.Write(environment->mLightDir.x);
    writer.Write(environment->mLightDir.y);
    writer.Write(environment->mLightDir.z);
    writer.Write(environment->mLightR);
    writer.Write(environment->mLightG);
    writer.Write(environment->mLightB);
    writer.Write(environment->mAmbR);
    writer.Write(environment->mAmbG);
    writer.Write(environment->mAmbB);

    writer.Finish(write);
    return std::nullopt;
}

void AppendNode(tinyxml2::XMLDocument& doc, tinyxml2::XMLElement* root, const std::string& name,
                const std::string value) {
    auto node = doc.NewElement(name.c_str());
    node->SetText(value.c_str());
    root->InsertEndChild(node);
}

void AppendSeqNode(tinyxml2::XMLDocument& doc, tinyxml2::XMLElement* root, uint16_t id) {
    auto node = doc.NewElement("Sequence");
    if (id == 0xFFFF) {
        node->SetAttribute("ID", "SEQ_ID_UNK");
        node->SetAttribute("Flag", "0");
    } else {
        bool flag = id < 0x8000;
        if (!flag) {
            id &= 0x7FFF;
        }
        node->SetText(VALUE_TO_XML_ENUM(id, "BgmSeqIds", std::to_string(id)).c_str());
        node->SetAttribute("Flag", flag ? "0" : "1");
    }
    root->InsertEndChild(node);
}

ExportResult SF64::EnvironmentXMLExporter::Export(std::ostream& write, std::shared_ptr<IParsedData> raw,
                                                  std::string& entryName, YAML::Node& node, std::string* replacement) {
    const auto symbol = GetSafeNode(node, "symbol", entryName);
    auto env = std::static_pointer_cast<SF64::EnvironmentData>(raw);

    tinyxml2::XMLPrinter printer;
    tinyxml2::XMLDocument environment;
    tinyxml2::XMLElement* root = environment.NewElement("Environment");

    *replacement += ".meta";

    AppendNode(environment, root, "Type", VALUE_TO_XML_ENUM(env->mType, "LevelType", "LEVELTYPE_UNK"));
    AppendNode(environment, root, "Ground", VALUE_TO_XML_ENUM(env->mGround, "GroundType", "GROUND_UNK"));
    AppendSeqNode(environment, root, env->mSeqId);

    {
        auto item = environment.NewElement("Background");
        item->SetAttribute("R", (env->mBgColor >> 10) & 0x1F);
        item->SetAttribute("G", (env->mBgColor >> 5) & 0x1F);
        item->SetAttribute("B", env->mBgColor & 0x1F);
        root->InsertEndChild(item);
    }
    {
        auto item = environment.NewElement("Fog");
        item->SetAttribute("R", env->mFogR);
        item->SetAttribute("G", env->mFogG);
        item->SetAttribute("B", env->mFogB);
        item->SetAttribute("Near", env->mFogN);
        item->SetAttribute("Far", env->mFogF);
        root->InsertEndChild(item);
    }

    {
        auto item = environment.NewElement("Light");
        item->SetAttribute("R", env->mLightR);
        item->SetAttribute("G", env->mLightG);
        item->SetAttribute("B", env->mLightB);
        item->SetAttribute("xDir", env->mLightDir.x);
        item->SetAttribute("yDir", env->mLightDir.y);
        item->SetAttribute("zDir", env->mLightDir.z);
        root->InsertEndChild(item);
    }

    {
        auto item = environment.NewElement("Ambient");
        item->SetAttribute("R", env->mAmbR);
        item->SetAttribute("G", env->mAmbG);
        item->SetAttribute("B", env->mAmbB);
        root->InsertEndChild(item);
    }

    environment.InsertEndChild(root);
    environment.Accept(&printer);
    write.write(printer.CStr(), printer.CStrSize() - 1);
    return std::nullopt;
}

std::optional<std::shared_ptr<IParsedData>> SF64::EnvironmentFactory::parse(std::vector<uint8_t>& buffer,
                                                                            YAML::Node& node) {
    auto [_, segment] = Decompressor::AutoDecode(node, buffer, sizeof(SF64::EnvironmentData));
    LUS::BinaryReader reader(segment.data, segment.size);
    reader.SetEndianness(Torch::Endianness::Big);
    Vec3f lightDir;
    int32_t type = reader.ReadInt32();
    int32_t ground = reader.ReadInt32();
    uint16_t bgColor = reader.ReadUInt16();
    uint16_t seqId = reader.ReadUInt16();
    int32_t fogR = reader.ReadInt32();
    int32_t fogG = reader.ReadInt32();
    int32_t fogB = reader.ReadInt32();
    int32_t fogN = reader.ReadInt32();
    int32_t fogF = reader.ReadInt32();
    lightDir.x = reader.ReadFloat();
    lightDir.y = reader.ReadFloat();
    lightDir.z = reader.ReadFloat();
    int32_t lightR = reader.ReadInt32();
    int32_t lightG = reader.ReadInt32();
    int32_t lightB = reader.ReadInt32();
    int32_t ambR = reader.ReadInt32();
    int32_t ambG = reader.ReadInt32();
    int32_t ambB = reader.ReadInt32();

    return std::make_shared<SF64::EnvironmentData>(type, ground, bgColor, seqId, fogR, fogG, fogB, fogN, fogF, lightDir,
                                                   lightR, lightG, lightB, ambR, ambG, ambB);
}