Method LoadLWO2ShaderBlock

code/AssetLib/LWO/LWOMaterial.cpp:643–687

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// ------------------------------------------------------------------------------------------------
void LWOImporter::LoadLWO2ShaderBlock(LE_NCONST IFF::SubChunkHeader * /*head*/, unsigned int size) {
    LE_NCONST uint8_t *const end = mFileBuffer + size;

    ai_assert(!mSurfaces->empty());
    LWO::Surface &surf = mSurfaces->back();
    LWO::Shader shader;

    // get the ordinal string
    GetS0(shader.ordinal, size);

    // we could crash later if this is an empty string ...
    if (!shader.ordinal.length()) {
        ASSIMP_LOG_ERROR("LWO2: Ill-formed SURF.BLOK ordinal string");
        shader.ordinal = "\x00";
    }

    // read the header
    while (true) {
        if (mFileBuffer + 6 >= end) break;
        const IFF::SubChunkHeader head = IFF::LoadSubChunk(mFileBuffer);

        if (mFileBuffer + head.length > end)
            throw DeadlyImportError("LWO2: Invalid shader header chunk length");

        uint8_t *const next = mFileBuffer + head.length;
        switch (head.type) {
            case AI_LWO_ENAB:
                shader.enabled = GetU2() ? true : false;
                break;

            case AI_LWO_FUNC:
                GetS0(shader.functionName, head.length);
        }
        mFileBuffer = next;
    }

    // now attach the shader to the parent surface - sort by ordinal string
    for (ShaderList::iterator it = surf.mShaders.begin(); it != surf.mShaders.end(); ++it) {
        if (::strcmp(shader.ordinal.c_str(), (*it).ordinal.c_str()) < 0) {
            surf.mShaders.insert(it, shader);
            return;
        }
    }
    surf.mShaders.push_back(shader);
}

// ------------------------------------------------------------------------------------------------
void LWOImporter::LoadNodalBlocks(unsigned int size) {