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Code Issues 150 Wiki Activity

perf(gl46): leave out instance buckets before the culling, lod bounds once per model, shared walks of the shadow cascades

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Hirek
2026-10-22 20:13:25 +02:00
parent b343e98e22
commit 5d3f857c39
7 changed files with 250 additions and 51 deletions
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6
rendering/opengl46/opengl46instancecull.h
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@@ -107,14 +107,15 @@ class opengl46_instance_cull
return m_inpass && m_setup.drawing;
}
// adds the records of a bucket (made already) to the pass, sending them to the gpu when they changed.
// Area: bounds of the cell holding the bucket, which hold the locations of all its instances
// Area: bounds which hold the locations of all its visible instances: their own (opengl46_renderer::Bucket_Area()) or of the cell
// holding the bucket
void add_bucket(scene::basic_cell::instance_bucket_key const &Key, scene::basic_cell::instance_bucket const &Bucket, scene::bounding_area const &Area);
// adds the sleepers of a track, their records made already as a bucket with no instances (only the records and the place
// in the record buffer count). Area: bounds of the locations of the sleepers. the range of the whole track is tested by
// the caller, the culling tests each sleeper against the frustum and gives it the lod band of its plain distance from the
// camera of the pass (Render_Sleepers())
void add_sleepers(scene::basic_cell::instance_bucket_key const &Key, scene::basic_cell::instance_bucket const &Bucket, scene::bounding_area const &Area);
// a bucket the renderer left out of the pass, as it lies wholly beyond its range (Global.gfx_gpucull_bucketrange): only counted,
// a bucket the renderer left out of the pass, as none of its instances can pass the culling (Global.gfx_gpucull_bucketrange): only counted,
// for the panel
void skip_bucket(scene::basic_cell::instance_bucket const &Bucket);
// runs the culling passes for the buckets added. View: rotation of the view of the pass. Occlusion: the depth pyramid
@@ -275,7 +276,6 @@ class opengl46_instance_cull
std::vector<float> m_lodlist;
group_map m_groupmap;
group_map m_sleepergroupmap; // groups of the sleepers
std::vector<TSubModel const *> m_pending; // walk of the submodel tree
std::uint32_t m_candidates{0};
std::uint32_t m_entries{0};
// tracks with sleepers and their sleepers queued in the pass, and in the last pass, for the panel