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Add support for CAMS wildfire parameters #249

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Add support for CAMS wildfire parameters #249

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dca0e2d
mars2mars,mars2grib: Add CAMS wildfire mappings and composition matchers
tweska Aug 5, 2026
2ad7eff
mars2grib: Improve point-in-time/statistics matching logic for CAMS p…
tweska Aug 7, 2026
af72565
grib2mars: Enable chem extractor
tweska Aug 11, 2026
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10 changes: 8 additions & 2 deletions src/metkit/mars2grib/backend/concepts/composition/compositionMatcher.h
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Original file line number Diff line number Diff line change
Expand Up @@ -138,14 +138,20 @@ std::size_t compositionMatcher(const MarsDict_t& mars, const OptDict_t& opt) {
return static_cast<std::size_t>(CompositionType::Chem);
}
}
else if (matchAny(param, 435000, 435002, 436000, 436002, 437000, 437002)) {
if (matchAny(chem, 25)) {
return static_cast<std::size_t>(CompositionType::Chem);
}
}
else if (matchAny(param, 479000)) {
if (matchAny(chem, 404)) {
return static_cast<std::size_t>(CompositionType::Chem);
}
}
else if (matchAny(param, 469000)) {
if (matchAny(chem, 2, 5, 9, 10, 12, 16, 18, 19, 42, range(45, 48), 52, 99, 100, 129, 224, 226, 233, 311,
933, 934)) {
if (matchAny(chem, 2, 5, 9, 10, 12, 16, 18, 19, 25, 31, 42, range(45, 49), 52, range(98, 100), 124, 126,
129, 199, 224, 226, 233, 311, 334, 404, range(431, 433), range(438, 441), range(443, 446),
922, 930, 933, 934, 948, 951)) {
return static_cast<std::size_t>(CompositionType::ChemicalSource);
}
}
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2 changes: 1 addition & 1 deletion src/metkit/mars2grib/backend/concepts/point-in-time/pointInTimeMatcher.h
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Expand Up @@ -96,7 +96,7 @@ std::size_t pointInTimeMatcher(const MarsDict_t& mars, const OptDict_t& opt) {
}

// Chemical products
if (matchAny(param, range(228083, 228085), range(400000, 499999))) {
if (matchAny(param, range(228083, 228085)) || (matchAny(param, range(400000, 499999)) && (param % 10 == 0))) {
return static_cast<std::size_t>(PointInTimeType::Default);
}

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6 changes: 5 additions & 1 deletion src/metkit/mars2grib/backend/concepts/statistics/statisticsMatcher.h
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Expand Up @@ -130,7 +130,11 @@ std::size_t statisticsMatcher(const MarsDict_t& mars, const OptDict_t& opt) {
}

// Chemical products
if (matchAny(param, range(228080, 228082), range(233032, 233035), range(235062, 235064))) {
// Note: In range 4xxxxy the following typeOfStatisticalProduct can be derived from the last digit:
// y == 1 -> mean; 2 -> accumulation; 3 -> maximum; 4 -> minimum; 5 -> standard deviation
// If the last digit is 0, the param is point-in-time.
if (matchAny(param, range(228080, 228082), range(233032, 233035), range(235062, 235064)) ||
(matchAny(param, range(400000, 499999)) && (param % 10 == 2))) {
return static_cast<std::size_t>(StatisticsType::Accumulation);
}

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62 changes: 62 additions & 0 deletions src/metkit/mars2mars/mappings/rules/chemical.h
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Expand Up @@ -111,14 +111,32 @@ inline void convertChemical(const InDict_t& in, OutDict_t& out, eckit::LocalConf
return setParamChem(out, 400000, 930);
case 210074:
return setParamChem(out, 400000, 931);
case 210080:
return setParamChem(out, 469000, 25);
case 210081:
return setParamChem(out, 469000, 2);
case 210082:
return setParamChem(out, 469000, 404);
case 210083:
return setParamChem(out, 469000, 334);
case 210084:
return setParamChem(out, 469000, 199);
case 210085:
return setParamChem(out, 469000, 129);
case 210086:
return setParamChem(out, 469000, 31);
case 210087:
return setParamChem(out, 469000, 930);
case 210088:
return setParamChem(out, 469000, 922);
case 210089:
return setParamChem(out, 469000, 948);
case 210090:
return setParamChem(out, 469000, 934);
case 210091:
return setParamChem(out, 469000, 933);
case 210092:
return setParamChem(out, 469000, 951);
case 210102:
return setParamChem(out, 469000, 233);
case 210103:
Expand All @@ -133,8 +151,18 @@ inline void convertChemical(const InDict_t& in, OutDict_t& out, eckit::LocalConf
return setParamChem(out, 469000, 48);
case 210108:
return setParamChem(out, 469000, 16);
case 210109:
return setParamChem(out, 469000, 49);
case 210110:
return setParamChem(out, 469000, 99);
case 210111:
return setParamChem(out, 469000, 124);
case 210112:
return setParamChem(out, 469000, 126);
case 210113:
return setParamChem(out, 469000, 5);
case 210114:
return setParamChem(out, 469000, 98);
case 210115:
return setParamChem(out, 469000, 52);
case 210116:
Expand Down Expand Up @@ -217,6 +245,28 @@ inline void convertChemical(const InDict_t& in, OutDict_t& out, eckit::LocalConf
return setParamChemWavelength(out, 457000, 922, 1640.0);
case 210230:
return setParamChemWavelength(out, 457000, 922, 2130.0);
case 210231:
return setParamChem(out, 469000, 431);
case 210232:
return setParamChem(out, 469000, 432);
case 210233:
return setParamChem(out, 469000, 433);
case 210234:
return setParamChem(out, 469000, 439);
case 210235:
return setParamChem(out, 469000, 440);
case 210236:
return setParamChem(out, 469000, 441);
case 210237:
return setParamChem(out, 469000, 443);
case 210238:
return setParamChem(out, 469000, 438);
case 210239:
return setParamChem(out, 469000, 444);
case 210240:
return setParamChem(out, 469000, 445);
case 210241:
return setParamChem(out, 469000, 446);
case 210247:
return setParamChem(out, 402000, 912);
case 210248:
Expand Down Expand Up @@ -1221,6 +1271,18 @@ inline void convertChemical(const InDict_t& in, OutDict_t& out, eckit::LocalConf
return setParamChem(out, 444000, 17);
case 223033:
return setParamChem(out, 444000, 33);
case 228080:
return setParamChem(out, 435002, 25);
case 228081:
return setParamChem(out, 436002, 25);
case 228082:
return setParamChem(out, 437002, 25);
case 228083:
return setParamChem(out, 435000, 25);
case 228084:
return setParamChem(out, 436000, 25);
case 228085:
return setParamChem(out, 437000, 25);

default:
break;
Expand Down
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