Method DrawExShadow

engine/Poseidon/World/Scene/SceneDraw.cpp:1885–2018

    object->SetTransform(pos.Transform());
    object->SetPosition(object->PositionModelToWorld(shape->BoundingCenter()));
    // ObjectForDrawing(object,-1,(ENGINE_CONFIG.reflections&REFL_OBJECT)!=0);

    object->SetConstantColor(color);
    object->SetScale(size);
    ObjectForDrawing(object);
}

void Scene::DrawExShadow(SortObject* oi)
{
    // calculate position of the shadow of the object top
    Object* obj = oi->object;
    if (!obj)
    {
        return;
    }
    int level = oi->shadowLOD;
    LODShapeWithShadow* shape = oi->shape;
    Vector3Val objPos = obj->Position();
    Point3 shadowPos = objPos;
    const FrameBase& pos = *obj;

    if (!ShadowPos(objPos, shadowPos, _mainLight))
    {
        return;
    }

    Ref<Shape> sShape = obj->PrepareShadow(level, shadowPos, pos);
    // check bbox clipping and occlusion

    // per object clipping possible - bounding sphere was recalculated
    if (!sShape)
    {
        return; // no shadow
    }
    if (sShape->NPos() <= 0)
    {
        return;
    }

    float bRadius = sShape->BSphereRadius() * pos.Scale();
    Vector3Val bCenterM = sShape->BSphereCenter();
    Vector3Val bCenter = pos.PositionModelToWorld(bCenterM);
    // try to clip bounding sphere
    // if whole bounding sphere is out, object is already skipped
    if (GScene->GetCamera()->IsClipped(bCenter, bRadius, 1))
    {
        return;
    }
    ClipFlags clipFlags = GScene->GetCamera()->MayBeClipped(bCenter, bRadius, 1);
    if (EnableObjOcc)
    {
        bool occluded = false;
        if (shape->CanBeOccluded())
        {
            if (FarEnoughForOcclusion(oi))
            {
                // check occlusion - bbox recalculation
                Vector3 minMax[2];