Ichthyostega
6207f475eb
Building a correct processing-identification is a complex and challenging task; only some aspects can be targeted and implemented right now, as part of the »Playback Vertical Slice« * components of the ProcID * parsing the argument-spec * dispatch of detail information function to retrieve source ports
141 lines
4.7 KiB
C++
141 lines
4.7 KiB
C++
/*
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NodeMeta(Test) - verify render node data feeds
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Copyright (C)
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2024, Hermann Vosseler <Ichthyostega@web.de>
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**Lumiera** is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by the
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Free Software Foundation; either version 2 of the License, or (at your
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option) any later version. See the file COPYING for further details.
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* *****************************************************************/
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/** @file node-meta-test.cpp
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** Naming and hash-key identification of render nodes is covered by \ref NodeMeta_test.
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*/
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#include "lib/test/run.hpp"
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#include "steam/engine/proc-node.hpp"
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#include "steam/engine/node-builder.hpp"
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//#include "steam/engine/test-rand-ontology.hpp" ///////////TODO
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#include "lib/test/diagnostic-output.hpp"/////////////////TODO
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//#include "lib/util.hpp"
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#include <cmath>
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//using std::string;
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using std::abs;
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namespace steam {
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namespace engine{
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namespace test {
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/***************************************************************//**
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* @test Render node metadata and hash identity keys.
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*/
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class NodeMeta_test : public Test
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{
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virtual void
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run (Arg)
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{
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verify_ID_specification();
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verify_ID_properties();
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}
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/** @test TODO evaluation of processing-spec for a ProcID
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* @todo WIP 1/25 🔁 define ⟶ implement
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*/
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void
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verify_ID_specification()
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{
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auto& p1 = ProcID::describe("N1","(arg)");
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auto& p2 = ProcID::describe("N1","(a1,a2)");
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auto& p3 = ProcID::describe("N1","(in/3)(o1,o2/2)");
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UNIMPLEMENTED ("parse and evaluate");
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}
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/** @test TODO aspects of node definition relevant for the ProcID
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* @todo WIP 1/25 🔁 define ⟶ implement
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*/
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void
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verify_ID_properties()
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{
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// This operation emulates a data source
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auto src_opA = [](int param, int* res) { *res = param; };
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auto src_opB = [](ulong param, ulong* res){ *res = param; };
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// A Node with two (source) ports
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ProcNode nA{prepareNode("srcA")
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.preparePort()
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.invoke("a(int)", src_opA)
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.setParam(5)
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.completePort()
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.preparePort()
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.invoke("b(int)", src_opA)
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.setParam(23)
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.completePort()
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.build()};
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// A different Node with three ports
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ProcNode nB{prepareNode("srcB")
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.preparePort()
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.invoke("a(ulong)", src_opB)
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.setParam(7)
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.completePort()
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.preparePort()
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.invoke("b(ulong)", src_opB)
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.setParam(13)
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.completePort()
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.preparePort()
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.invoke("c(ulong)", src_opB)
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.setParam(17)
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.completePort()
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.build()};
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// This operation emulates fading of two source chains
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auto fade_op = [](double mix, tuple<int*,ulong*> src, uint64_t* res)
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{
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auto [srcA,srcB] = src;
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*res = uint64_t(abs(*srcA * mix + (1-mix) * int64_t(*srcB)));
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};
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// Wiring for the Mix, building up three ports
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// Since the first source-chain has only two ports,
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// for the third result port we'll re-use the second source
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ProcNode nM{prepareNode("fade")
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.preparePort()
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.invoke("A_mix(int,ulong)(uint64_t)", fade_op)
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.connectLead(nA)
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.connectLead(nB)
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.completePort()
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.preparePort()
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.invoke("B_mix(int,ulong)(uint64_t)", fade_op)
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.connectLead(nA)
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.connectLead(nB)
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.completePort()
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.preparePort()
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.invoke("C_mix(int,ulong)(uint64_t)", fade_op)
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.connectLeadPort(nA,1)
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.connectLead(nB)
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.setParam(0.5)
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.completePort()
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.build()};
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UNIMPLEMENTED ("verify connectivity");
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}
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};
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/** Register this test class... */
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LAUNCHER (NodeMeta_test, "unit node");
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}}} // namespace steam::engine::test
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