Method consume_gpu_result

src/picking.rs:136–166

Consume and interpret a GPU pick result (if available).

(
        &mut self,
        instance_id: u64,
        valid_point_id: impl Fn(&PointId) -> bool,
    )

    /// Consume and interpret a GPU pick result (if available).
    pub(crate) fn consume_gpu_result(
        &mut self,
        instance_id: u64,
        valid_point_id: impl Fn(&PointId) -> bool,
    ) -> Option<GpuResultEvent> {
        let res = take_result(instance_id)?;
        if res.seq <= self.pick_result_seq {
            return None;
        }

        let mut out = None;

        if self.pending_gpu_pick_seq == Some(res.seq) {
            self.pending_gpu_pick_seq = None;
            if let Some(point) = res.hit
                && valid_point_id(&point)
            {
                out = Some(GpuResultEvent::Pick(point));
            }
        } else if let Some(point) = res.hit
            && valid_point_id(&point)
        {
            self.last_hover_cache = Some(point);
            out = Some(GpuResultEvent::Hover(point));
        } else {
            out = Some(GpuResultEvent::HoverMiss);
        }

        self.pick_result_seq = res.seq;
        out
    }

    pub(crate) fn has_outstanding_gpu_request(&self) -> bool {
        self.pick_seq > self.pick_result_seq