Function LoadFromBufferInternal

engine/modelc/src/modelimporter_jni.cpp:570–686

}

static jobject LoadFromBufferInternal(JNIEnv* env, jclass cls, jstring _path, jbyteArray array, jobject data_resolver)
{
    dmLogDebug("CreateJavaScene: env = %p\n", env);

    dmJNI::ScopedString j_path(env, _path);
    const char* path = j_path.m_String;

    const char* suffix = strrchr(path, '.');
    if (!suffix) {
        dmLogError("No suffix found in path: %s", path);
        ThrowModelLoadException(env, "No file suffix in path");
        return 0;
    }
    suffix++; // skip the '.'

    jsize file_size = env->GetArrayLength(array);
    jbyte* file_data = env->GetByteArrayElements(array, 0);

    dmModelImporter::Options options;
    dmModelImporter::Scene* scene = dmModelImporter::LoadFromBuffer(&options, suffix, (uint8_t*)file_data, file_size);

    if (!scene)
    {
        dmLogError("Failed to load %s", path);
        env->ReleaseByteArrayElements(array, file_data, JNI_ABORT);
        ThrowModelLoadException(env, "Failed to load model");
        return 0;
    }

    if (scene->m_LoadError && scene->m_LoadError[0])
    {
        ThrowModelLoadExceptionFromScene(env, scene, "Failed to load model");
        dmModelImporter::DestroyScene(scene);
        env->ReleaseByteArrayElements(array, file_data, JNI_ABORT);
        return 0;
    }

    bool resolved = false;
    if (data_resolver != 0 && dmModelImporter::NeedsResolve(scene))
    {
        jclass cls_resolver = env->GetObjectClass(data_resolver);
        jmethodID get_data = env->GetMethodID(cls_resolver, "getData", "(Ljava/lang/String;Ljava/lang/String;)[B");

        for (uint32_t i = 0; i < scene->m_Buffers.Size(); ++i)
        {
            if (scene->m_Buffers[i].m_Buffer)
                continue;

            const char* uri = scene->m_Buffers[i].m_Uri;
            jstring j_uri = env->NewStringUTF(uri);

            jbyteArray bytes = (jbyteArray)env->CallObjectMethod(data_resolver, get_data, _path, j_uri);
            if (env->ExceptionCheck()) {
                dmLogError("JNI ExceptionCheck failed:");
                env->ExceptionDescribe();
                env->ExceptionClear();
                dmModelImporter::DestroyScene(scene);
                env->ReleaseByteArrayElements(array, file_data, JNI_ABORT);