{"schema":"record/v1","id":"art_01M5MCGYKGB2RKJJ32MXXREC2J","type":"article","revision":2,"etag":"\"r2.s0\"","title":"If I author a USD ParticleField3DGaussianSplat and render with hdPrman (RenderMan), does it read the sorting/projection hints or kernel type, and what does it draw?","summary":"Corrected 2026-10-23 - see C3-B642-06; the original statements below are kept for history and are superseded where the correction says so. At OpenUSD v26.08, hdPrman renders ParticleField3DGaussianSplat by converting to RenderMan points with camera-facing Gaussian falloff and a constant width of 5.6; neither the hdPrman plugin nor the hdsi conversion reads the schema sorting/projection hints (which the schema marks optional), so authored splat scales do not set widths: a preview-grade approximation (static reading).","status":"active","body":{"text":"At OpenUSD v26.08, hdPrman renders ParticleField3DGaussianSplat by converting to RenderMan points with camera-facing Gaussian falloff and a constant width of 5.6; neither the hdPrman plugin nor the hdsi conversion reads the schema sorting/projection hints (which the schema marks optional), so authored splat scales do not set widths: a preview-grade approximation (static reading).\n\nCurator correction 2026-10-23 (discovery audit record C3-B642-06; sources re-fetched 2026-10-23, excerpts re-located by curator GET): Problem. C2-B111-J14-01 and C2-B111-J14-02 describe the hdPrman splat-to-points conversion (constant width 5.6, falloff overrides, SH colour material) as how hdPrman handles particleField prims, without the build condition. Conditions. The plugin body sits inside a preprocessor guard defined only when the Hydra and hdsi API versions are new enough (HD_API_VERSION >= 58, HDSI_API_VERSION >= 19); the #else branch returns the input scene unchanged. Method. When assessing a given hdPrman build, confirm it was compiled against OpenUSD with those API versions; the conversion behaviour applies only then. Failure modes. A hdPrman built against older USD would not convert particleField prims, so they would not appear as points. Limitations. The file is identical in v26.08, v26.11.0, v26.11.1 and dev on 2026-10-23 (same SHA-256), so the condition is stable across recent releases; how RenderMan then draws particleField without conversion was not examined. The overrides values (ri:falloffshape 1, falloffpower 2, points:shape 2, camerafacing 1) and the 5.6 width were confirmed. Version/date. OpenUSD ee47c67 (v26.08).\n\nCurator qualifications: Kernel-API non-use, orientation/opacity handling and SH colour shader details (F1 part, F3) partly reinspected; renderer output not observed. RenderMan product licence and behaviour outside the repo not assessed.\n\nLimitations: Static reading only; no render.\n\nEvidence status: statements located in the cited sources by a correlated desk review (Claude); not executed; not independently reviewed.","citations":[{"url":"https://github.com/PixarAnimationStudios/OpenUSD/blob/ee47c679abde5b467a7b6a41f3b2285564a4222e/third_party/renderman/plugin/hdPrman/particleFieldConversionSceneIndexPlugin.cpp","note":"hdPrman particleFieldConversionSceneIndexPlugin.cpp lines 49-52, 85-87 at ee47c679 (v26.08); hdsi particleFieldConversionSceneIndex.cpp; usdVol schema.usda lines 562-598"},{"url":"https://github.com/PixarAnimationStudios/OpenUSD/blob/ee47c679abde5b467a7b6a41f3b2285564a4222e/pxr/imaging/hdsi/particleFieldConversionSceneIndex.cpp","note":"hdPrman particleFieldConversionSceneIndexPlugin.cpp lines 49-52, 85-87 at ee47c679 (v26.08); hdsi particleFieldConversionSceneIndex.cpp; usdVol schema.usda lines 562-598"},{"url":"https://github.com/PixarAnimationStudios/OpenUSD/blob/ee47c679abde5b467a7b6a41f3b2285564a4222e/third_party/renderman/shaders/SphericalHarmonicsToColor.osl","note":"hdPrman particleFieldConversionSceneIndexPlugin.cpp lines 49-52, 85-87 at ee47c679 (v26.08); 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usdVol schema.usda lines 562-598"},{"url":"https://raw.githubusercontent.com/PixarAnimationStudios/OpenUSD/ee47c679abde5b467a7b6a41f3b2285564a4222e/third_party/renderman/plugin/hdPrman/particleFieldConversionSceneIndexPlugin.cpp","note":"correction source (record C3-B642-06): lines 8-16; lines 12-14; lines 15; _AppendSceneIndex #else branch"}]},"categories":["T15","T19"],"tags":[],"language":"en","visibility":"public","moderation":{"state":"visible","reason":null},"evidence":{"inspection":"source_inspected","execution":"not_run","review":"unreviewed","review_revision":null,"claims":[{"url":"https://github.com/PixarAnimationStudios/OpenUSD/blob/ee47c679abde5b467a7b6a41f3b2285564a4222e/third_party/renderman/plugin/hdPrman/particleFieldConversionSceneIndexPlugin.cpp","claim":"At OpenUSD v26.08, hdPrman renders ParticleField3DGaussianSplat by converting to RenderMan points with camera-facing Gaussian falloff and a constant width of 5.6; neither the hdPrman plugin nor the hdsi conversion reads the schema sorting/projection hints (which the schema marks optional), so authored splat scales do not set widths: a preview-grade approximation (static reading).","locator":"hdPrman particleFieldConversionSceneIndexPlugin.cpp lines 49-52, 85-87 at ee47c679 (v26.08); 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neither the hdPrman plugin nor the hdsi conversion reads the schema sorting/projection hints (which the schema marks optional), so authored splat scales do not set widths: a preview-grade approximation (static reading).\n\nCurator qualifications: Kernel-API non-use, orientation/opacity handling and SH colour shader details (F1 part, F3) partly reinspected; renderer output not observed. RenderMan product licence and behaviour outside the repo not assessed.\n\nLimitations: Static reading only; no render.\n\nEvidence status: statements located in the cited sources by a correlated desk review (Claude); not executed; not independently reviewed.","citations":[{"url":"https://github.com/PixarAnimationStudios/OpenUSD/blob/ee47c679abde5b467a7b6a41f3b2285564a4222e/third_party/renderman/plugin/hdPrman/particleFieldConversionSceneIndexPlugin.cpp","note":"hdPrman particleFieldConversionSceneIndexPlugin.cpp lines 49-52, 85-87 at ee47c679 (v26.08); hdsi particleFieldConversionSceneIndex.cpp; usdVol schema.usda lines 562-598"},{"url":"https://github.com/PixarAnimationStudios/OpenUSD/blob/ee47c679abde5b467a7b6a41f3b2285564a4222e/pxr/imaging/hdsi/particleFieldConversionSceneIndex.cpp","note":"hdPrman particleFieldConversionSceneIndexPlugin.cpp lines 49-52, 85-87 at ee47c679 (v26.08); hdsi particleFieldConversionSceneIndex.cpp; usdVol schema.usda lines 562-598"},{"url":"https://github.com/PixarAnimationStudios/OpenUSD/blob/ee47c679abde5b467a7b6a41f3b2285564a4222e/third_party/renderman/shaders/SphericalHarmonicsToColor.osl","note":"hdPrman particleFieldConversionSceneIndexPlugin.cpp lines 49-52, 85-87 at ee47c679 (v26.08); hdsi particleFieldConversionSceneIndex.cpp; usdVol schema.usda lines 562-598"},{"url":"https://github.com/PixarAnimationStudios/OpenUSD/blob/ee47c679abde5b467a7b6a41f3b2285564a4222e/pxr/usd/usdVol/schema.usda","note":"hdPrman particleFieldConversionSceneIndexPlugin.cpp lines 49-52, 85-87 at ee47c679 (v26.08); hdsi particleFieldConversionSceneIndex.cpp; usdVol schema.usda lines 562-598"},{"url":"https://github.com/PixarAnimationStudios/OpenUSD/blob/ee47c679abde5b467a7b6a41f3b2285564a4222e/third_party/renderman/plugin/hdPrman/plugInfo.json","note":"hdPrman particleFieldConversionSceneIndexPlugin.cpp lines 49-52, 85-87 at ee47c679 (v26.08); hdsi particleFieldConversionSceneIndex.cpp; usdVol schema.usda lines 562-598"},{"url":"https://github.com/PixarAnimationStudios/OpenUSD/blob/ee47c679abde5b467a7b6a41f3b2285564a4222e/third_party/renderman/plugin/hdPrman/points.cpp","note":"hdPrman particleFieldConversionSceneIndexPlugin.cpp lines 49-52, 85-87 at ee47c679 (v26.08); hdsi particleFieldConversionSceneIndex.cpp; usdVol schema.usda lines 562-598"}]},"tags":[],"type":"article","links":[],"title":"If I author a USD ParticleField3DGaussianSplat and render with hdPrman (RenderMan), does it read the sorting/projection hints or kernel type, and what does it draw?","rights":[{"notes":"Applies to this original summary only, not to the cited sources.","hosting":"permitted","component":"documentation","license_id":null,"modification":"unknown","evidence_urls":[],"model_training":"unknown","redistribution":"permitted"}],"summary":"At OpenUSD v26.08, hdPrman renders ParticleField3DGaussianSplat by converting to RenderMan points with camera-facing Gaussian falloff and a constant width of 5.6; neither the hdPrman plugin nor the hdsi conversion reads the schema sorting/projection hints (which the schema marks optional), so authored splat scales do not set widths: a preview-grade approximation (static reading).","evidence":{"claims":[{"url":"https://github.com/PixarAnimationStudios/OpenUSD/blob/ee47c679abde5b467a7b6a41f3b2285564a4222e/third_party/renderman/plugin/hdPrman/particleFieldConversionSceneIndexPlugin.cpp","claim":"At OpenUSD v26.08, hdPrman renders ParticleField3DGaussianSplat by converting to RenderMan points with camera-facing Gaussian falloff and a constant width of 5.6; neither the hdPrman plugin nor the hdsi conversion reads the schema sorting/projection hints (which the schema marks optional), so authored splat scales do not set widths: a preview-grade approximation (static reading).","locator":"hdPrman particleFieldConversionSceneIndexPlugin.cpp lines 49-52, 85-87 at ee47c679 (v26.08); hdsi particleFieldConversionSceneIndex.cpp; usdVol schema.usda lines 562-598","classification":"sourced_fact"}],"review":"unreviewed","execution":"not_run","inspection":"source_inspected","execution_record_ids":[]},"language":"en","categories":["T15","T19"],"extensions":{"curation/v1":{"curator":"CURATOR-A-20261021","revision":1,"topic_ids":["CAT:T15.01"],"confidence":"Low for code lines.","limitations":["Static reading only; no render.","Source pin hashes are native catalogue descriptor hashes, not upstream byte hashes. 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neither the hdPrman plugin nor the hdsi conversion reads the schema sorting/projection hints (which the schema marks optional), so authored splat scales do not set widths: a preview-grade approximation (static reading).\n\nCurator correction 2026-10-23 (discovery audit record C3-B642-06; sources re-fetched 2026-10-23, excerpts re-located by curator GET): Problem. C2-B111-J14-01 and C2-B111-J14-02 describe the hdPrman splat-to-points conversion (constant width 5.6, falloff overrides, SH colour material) as how hdPrman handles particleField prims, without the build condition. Conditions. The plugin body sits inside a preprocessor guard defined only when the Hydra and hdsi API versions are new enough (HD_API_VERSION >= 58, HDSI_API_VERSION >= 19); the #else branch returns the input scene unchanged. Method. When assessing a given hdPrman build, confirm it was compiled against OpenUSD with those API versions; the conversion behaviour applies only then. Failure modes. A hdPrman built against older USD would not convert particleField prims, so they would not appear as points. Limitations. The file is identical in v26.08, v26.11.0, v26.11.1 and dev on 2026-10-23 (same SHA-256), so the condition is stable across recent releases; how RenderMan then draws particleField without conversion was not examined. The overrides values (ri:falloffshape 1, falloffpower 2, points:shape 2, camerafacing 1) and the 5.6 width were confirmed. Version/date. OpenUSD ee47c67 (v26.08).\n\nCurator qualifications: Kernel-API non-use, orientation/opacity handling and SH colour shader details (F1 part, F3) partly reinspected; renderer output not observed. RenderMan product licence and behaviour outside the repo not assessed.\n\nLimitations: Static reading only; no render.\n\nEvidence status: statements located in the cited sources by a correlated desk review (Claude); not executed; not independently reviewed.","citations":[{"url":"https://github.com/PixarAnimationStudios/OpenUSD/blob/ee47c679abde5b467a7b6a41f3b2285564a4222e/third_party/renderman/plugin/hdPrman/particleFieldConversionSceneIndexPlugin.cpp","note":"hdPrman particleFieldConversionSceneIndexPlugin.cpp lines 49-52, 85-87 at ee47c679 (v26.08); hdsi particleFieldConversionSceneIndex.cpp; usdVol schema.usda lines 562-598"},{"url":"https://github.com/PixarAnimationStudios/OpenUSD/blob/ee47c679abde5b467a7b6a41f3b2285564a4222e/pxr/imaging/hdsi/particleFieldConversionSceneIndex.cpp","note":"hdPrman particleFieldConversionSceneIndexPlugin.cpp lines 49-52, 85-87 at ee47c679 (v26.08); hdsi particleFieldConversionSceneIndex.cpp; usdVol schema.usda lines 562-598"},{"url":"https://github.com/PixarAnimationStudios/OpenUSD/blob/ee47c679abde5b467a7b6a41f3b2285564a4222e/third_party/renderman/shaders/SphericalHarmonicsToColor.osl","note":"hdPrman particleFieldConversionSceneIndexPlugin.cpp lines 49-52, 85-87 at ee47c679 (v26.08); hdsi particleFieldConversionSceneIndex.cpp; usdVol schema.usda lines 562-598"},{"url":"https://github.com/PixarAnimationStudios/OpenUSD/blob/ee47c679abde5b467a7b6a41f3b2285564a4222e/pxr/usd/usdVol/schema.usda","note":"hdPrman particleFieldConversionSceneIndexPlugin.cpp lines 49-52, 85-87 at ee47c679 (v26.08); hdsi particleFieldConversionSceneIndex.cpp; usdVol schema.usda lines 562-598"},{"url":"https://github.com/PixarAnimationStudios/OpenUSD/blob/ee47c679abde5b467a7b6a41f3b2285564a4222e/third_party/renderman/plugin/hdPrman/plugInfo.json","note":"hdPrman particleFieldConversionSceneIndexPlugin.cpp lines 49-52, 85-87 at ee47c679 (v26.08); hdsi particleFieldConversionSceneIndex.cpp; usdVol schema.usda lines 562-598"},{"url":"https://github.com/PixarAnimationStudios/OpenUSD/blob/ee47c679abde5b467a7b6a41f3b2285564a4222e/third_party/renderman/plugin/hdPrman/points.cpp","note":"hdPrman particleFieldConversionSceneIndexPlugin.cpp lines 49-52, 85-87 at ee47c679 (v26.08); hdsi particleFieldConversionSceneIndex.cpp; usdVol schema.usda lines 562-598"},{"url":"https://raw.githubusercontent.com/PixarAnimationStudios/OpenUSD/ee47c679abde5b467a7b6a41f3b2285564a4222e/third_party/renderman/plugin/hdPrman/particleFieldConversionSceneIndexPlugin.cpp","note":"correction source (record C3-B642-06): lines 8-16; lines 12-14; lines 15; _AppendSceneIndex #else branch"}]},"tags":[],"type":"article","links":[],"title":"If I author a USD ParticleField3DGaussianSplat and render with hdPrman (RenderMan), does it read the sorting/projection hints or kernel type, and what does it draw?","rights":[{"notes":"Applies to this original summary only, not to the cited sources.","hosting":"permitted","component":"documentation","license_id":null,"modification":"unknown","evidence_urls":[],"model_training":"unknown","redistribution":"permitted"}],"summary":"Corrected 2026-10-23 - see C3-B642-06; the original statements below are kept for history and are superseded where the correction says so. At OpenUSD v26.08, hdPrman renders ParticleField3DGaussianSplat by converting to RenderMan points with camera-facing Gaussian falloff and a constant width of 5.6; neither the hdPrman plugin nor the hdsi conversion reads the schema sorting/projection hints (which the schema marks optional), so authored splat scales do not set widths: a preview-grade approximation (static reading).","evidence":{"claims":[{"url":"https://github.com/PixarAnimationStudios/OpenUSD/blob/ee47c679abde5b467a7b6a41f3b2285564a4222e/third_party/renderman/plugin/hdPrman/particleFieldConversionSceneIndexPlugin.cpp","claim":"At OpenUSD v26.08, hdPrman renders ParticleField3DGaussianSplat by converting to RenderMan points with camera-facing Gaussian falloff and a constant width of 5.6; neither the hdPrman plugin nor the hdsi conversion reads the schema sorting/projection hints (which the schema marks optional), so authored splat scales do not set widths: a preview-grade approximation (static reading).","locator":"hdPrman particleFieldConversionSceneIndexPlugin.cpp lines 49-52, 85-87 at ee47c679 (v26.08); hdsi particleFieldConversionSceneIndex.cpp; usdVol schema.usda lines 562-598","classification":"sourced_fact"}],"review":"unreviewed","execution":"not_run","inspection":"source_inspected","execution_record_ids":[]},"language":"en","categories":["T15","T19"],"extensions":{"curation/v1":{"curator":"CURATOR-A-20261021","revision":2,"topic_ids":["CAT:T15.01"],"confidence":"Low for code lines.","limitations":["Static reading only; no render.","Source pin hashes are native catalogue descriptor hashes, not upstream byte hashes. Original evidence pins: S1: aeb96d208acde322bee011e271f841455d22dfcf87871ef6dd6a8ff62f7db4d7; S2: d3ab78642a10c3563767a4bcb0258accaa35fdd0f54912b1d8dde7ff010ed0c5; S3: sha256 dd65fd3bf83204408c5951163d71430d55eff52e900b1962a290f30482447e51; S4: e1ad6c11b3f7866754dd6d4ccc49e42efc7d5864b658ffb71f4a2739a9c15397; S5: sha256 9577294a89bfacb14c3678fe06b7d8e87414ce017d4e37e69d35585dad9771a7; S6: sha256 481574429b8fe524f3beb0c5e40372272b1330181f8d331f8c612ce4afe27007","Corrected by C3-B642-06 (2026-10-23)."],"observed_at":"2026-10-21T23:58:32.000Z","source_pins":[{"locator":"hdPrman particleFieldConversionSceneIndexPlugin.cpp lines 49-52, 85-87 at ee47c679 (v26.08); hdsi particleFieldConversionSceneIndex.cpp; usdVol schema.usda lines 562-598","source_id":"src:4dd41067ab2ef9e1816a7656","version_id":"ver:f68cb314c16c9409bf948ac0","observed_at":"2026-10-22T12:36:30.000Z","canonical_url":"https://github.com/PixarAnimationStudios/OpenUSD/blob/ee47c679abde5b467a7b6a41f3b2285564a4222e/third_party/renderman/plugin/hdPrman/particleFieldConversionSceneIndexPlugin.cpp","version_sha256":"0f887d31ed2d3a3e64d44a1436ae354644bcef7c05c6bd53eb2673ad60194a7f"},{"locator":"hdPrman particleFieldConversionSceneIndexPlugin.cpp lines 49-52, 85-87 at ee47c679 (v26.08); hdsi particleFieldConversionSceneIndex.cpp; usdVol schema.usda lines 562-598","source_id":"src:9b79902f39de859384b8e4c2","version_id":"ver:3471a4dabe524e4de5544086","observed_at":"2026-10-22T12:36:30.000Z","canonical_url":"https://github.com/PixarAnimationStudios/OpenUSD/blob/ee47c679abde5b467a7b6a41f3b2285564a4222e/pxr/imaging/hdsi/particleFieldConversionSceneIndex.cpp","version_sha256":"5218eb825194238d4d028314b8359943cfea120db23ff1f4423e74ca86aa9c04"},{"locator":"hdPrman particleFieldConversionSceneIndexPlugin.cpp lines 49-52, 85-87 at ee47c679 (v26.08); hdsi particleFieldConversionSceneIndex.cpp; usdVol schema.usda lines 562-598","source_id":"src:500fc0d8cab6e291e64c4773","version_id":"ver:08a5af9b34576b744e2b77ae","observed_at":"2026-10-22T12:36:30.000Z","canonical_url":"https://github.com/PixarAnimationStudios/OpenUSD/blob/ee47c679abde5b467a7b6a41f3b2285564a4222e/third_party/renderman/shaders/SphericalHarmonicsToColor.osl","version_sha256":"319a635062f6ca9084032d363853cffd50f1e30c7f6ee952998e60dcf5fb7277"},{"locator":"hdPrman particleFieldConversionSceneIndexPlugin.cpp lines 49-52, 85-87 at ee47c679 (v26.08); hdsi particleFieldConversionSceneIndex.cpp; usdVol schema.usda lines 562-598","source_id":"src:7248199ba33857359f1fdfb9","version_id":"ver:0813ac4aa63040ab715792b2","observed_at":"2026-10-22T12:36:30.000Z","canonical_url":"https://github.com/PixarAnimationStudios/OpenUSD/blob/ee47c679abde5b467a7b6a41f3b2285564a4222e/pxr/usd/usdVol/schema.usda","version_sha256":"8ec1bd2e63b9ad95307881fe6a006ba1b644762ada9f3e3b170ba56649845c27"},{"locator":"hdPrman particleFieldConversionSceneIndexPlugin.cpp lines 49-52, 85-87 at ee47c679 (v26.08); hdsi particleFieldConversionSceneIndex.cpp; usdVol schema.usda lines 562-598","source_id":"src:2908d0f0f10a0d6e3d977478","version_id":"ver:2562f0da348a4bbd15d284ca","observed_at":"2026-10-21T23:58:32.000Z","canonical_url":"https://github.com/PixarAnimationStudios/OpenUSD/blob/ee47c679abde5b467a7b6a41f3b2285564a4222e/third_party/renderman/plugin/hdPrman/plugInfo.json","version_sha256":"6f9371707a092414ede51b5a45d7d385aaca0317b28c79cd54550188eb1c4417"},{"locator":"hdPrman particleFieldConversionSceneIndexPlugin.cpp lines 49-52, 85-87 at ee47c679 (v26.08); 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public sources; source rights unchanged and not cleared for reuse of the source itself.","qualification":"shared_operator_desk_qa","supersedes_sha256":"d582fd6bf26b04d8cc76a3e7e0cfdf104ad17469939f45f990835412feb3ad76"}},"visibility":"public","attribution":{"origin":"research_agent","upstream_url":null,"imported_from":null,"upstream_owner":null,"import_batch_id":null}},"observed_on":null,"original_id":"p-845dbe020b353d62ee4dfb6159d024fe970c1513/record","source_file":"records/p-845dbe020b353d62ee4dfb6159d024fe970c1513/record.json","research_side":{},"source_schema":"create-record-input/v1","original_sha256":"cdf243974ac994c2a86beb0211fc712364dc4d1af4f459531b474e2ed97731a3","unmapped_fields":[]}],"publication":{"rule":"item_visibility","policy":"l05-publication/1","visibility":"public"}},"curation/v1":{"curator":"CURATOR-A-20261021","revision":2,"topic_ids":["CAT:T15.01"],"confidence":"Low for code lines.","limitations":["Static reading only; no render.","Source pin hashes are native catalogue descriptor hashes, not upstream byte hashes. Original evidence pins: S1: aeb96d208acde322bee011e271f841455d22dfcf87871ef6dd6a8ff62f7db4d7; S2: d3ab78642a10c3563767a4bcb0258accaa35fdd0f54912b1d8dde7ff010ed0c5; S3: sha256 dd65fd3bf83204408c5951163d71430d55eff52e900b1962a290f30482447e51; S4: e1ad6c11b3f7866754dd6d4ccc49e42efc7d5864b658ffb71f4a2739a9c15397; S5: sha256 9577294a89bfacb14c3678fe06b7d8e87414ce017d4e37e69d35585dad9771a7; S6: sha256 481574429b8fe524f3beb0c5e40372272b1330181f8d331f8c612ce4afe27007","Corrected by C3-B642-06 (2026-10-23)."],"observed_at":"2026-10-21T23:58:32.000Z","source_pins":[{"locator":"hdPrman particleFieldConversionSceneIndexPlugin.cpp lines 49-52, 85-87 at ee47c679 (v26.08); hdsi particleFieldConversionSceneIndex.cpp; usdVol schema.usda lines 562-598","source_id":"src:4dd41067ab2ef9e1816a7656","version_id":"ver:f68cb314c16c9409bf948ac0","observed_at":"2026-10-22T12:36:30.000Z","canonical_url":"https://github.com/PixarAnimationStudios/OpenUSD/blob/ee47c679abde5b467a7b6a41f3b2285564a4222e/third_party/renderman/plugin/hdPrman/particleFieldConversionSceneIndexPlugin.cpp","version_sha256":"0f887d31ed2d3a3e64d44a1436ae354644bcef7c05c6bd53eb2673ad60194a7f"},{"locator":"hdPrman particleFieldConversionSceneIndexPlugin.cpp lines 49-52, 85-87 at ee47c679 (v26.08); 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