Method LevelShadowFromDistance2

engine/Poseidon/World/Scene/SceneDraw.cpp:422–449

    }

    float resol2 = detail2 * Square(scale);
    // disable decal LODs
    int level = shape->FindSqrtLevel(resol2, true);

    return level;
}

int Scene::LevelShadowFromDistance2(LODShape* shape, float distance2, float oScale, Vector3Par direction,
                                    Vector3Par viewDirection)
{
    distance2 *= 8;

    float scale = GetCamera()->Left();
    float diameter = shape->BoundingSphere() * 2 * oScale;

    float pixelLimit = 0.25;
    float detail2 = distance2 * Square(_lodInvWidth);

    if (Square(diameter) < Square(pixelLimit * scale) * detail2)
    {
        return LOD_INVISIBLE;
    }

    if (shape->NLevels() < 2)
    {
        return 0;
    }
    float limit = ENGINE_CONFIG.shadowLODLimit;
    saturateMax(detail2, Square(diameter * limit));
    float resol2 = detail2 * Square(scale);
    // disable decal LODs