Function tract_pulse::ops::source::pulsify

source · 
pub fn pulsify(
    _op: &TypedSource,
    _source: &TypedModel,
    node: &TypedNode,
    target: &mut PulsedModel,
    _mapping: &HashMap<OutletId, OutletId>,
    stream_symbol: &Symbol,
    pulse: &TDim
) -> TractResult<Option<TVec<OutletId>>>
Examples found in repository?
src/model.rs (lines 134-136)
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    fn translate_node(
        &self,
        source: &TypedModel,
        node: &TypedNode,
        target: &mut PulsedModel,
        mapping: &HashMap<OutletId, OutletId>,
    ) -> TractResult<TVec<OutletId>> {
        if let Some(op) = node.op_as::<TypedSource>() {
            return Ok(crate::ops::source::pulsify(
                op, source, node, target, mapping, &self.0, &self.1,
            )?
            .unwrap());
        }

        if let Some(pulsifier) = self.2.get(&node.op.type_id()) {
            if let Some(pulsified) =
                (pulsifier.func)(source, node, target, mapping, &self.0, &self.1)?
            {
                return Ok(pulsified);
            }
        }

        let pulse_facts: TVec<PulsedFact> =
            node.inputs.iter().map(|i| target.outlet_fact(mapping[i]).unwrap().clone()).collect();
        if pulse_facts.iter().all(|pf| pf.stream.is_none()) {
            let pulse_op = NonPulsingWrappingOp(node.op.clone());
            let inputs: TVec<OutletId> = node.inputs.iter().map(|i| mapping[i]).collect();
            return target.wire_node(&node.name, pulse_op, &inputs);
        }

        let (stream_input_ix, pulse_fact) =
            pulse_facts.iter().enumerate().find(|(_ix, pf)| pf.stream.is_some()).unwrap();

        let (input_facts, output_facts) = source.node_facts(node.id)?;
        let invariants = node.op.invariants(&input_facts, &output_facts)?;
        let axis_info =
            invariants.track_input_axis(stream_input_ix, pulse_fact.stream.as_ref().unwrap().axis);
        if axis_info.is_some() {
            let pulse_op = PulseWrappingOp(node.op.clone());
            let inputs = sync_inputs(node, target, mapping)?;
            return target.wire_node(&node.name, pulse_op, &inputs);
        }

        bail!("No specific pulse transformation for {}, and could not track pulsing axis.", node)
    }