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Code Issues 144 Wiki Activity

Walk the shadow passes and the culled model groups on worker threads in the Vulkan renderer

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Hirek
2026-10-27 20:56:11 +01:00
parent c44b243698
commit 1447dcf075
55 changed files with 4114 additions and 427 deletions
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37
rendering/common/instancecull.cpp
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@@ -9,6 +9,7 @@ http://mozilla.org/MPL/2.0/.
#include "stdafx.h"
#include "rendering/common/instancecull.h"
#include "rendering/common/walksync.h"
#include "model/AnimModel.h"
#include "model/Model3d.h"
@@ -96,9 +97,14 @@ void instance_cull::add(scene::basic_cell::instance_bucket_key const &Key, scene
{
// lod bounds of the model, the same set Render_Instanced() splits the distance into bands with, found once for the model
auto const lodfirst{static_cast<std::uint32_t>(m_lodlist.size())};
auto const &lodbounds{Key.pModel->lod_bounds()};
m_lodlist.insert(m_lodlist.end(), lodbounds.begin(), lodbounds.end());
auto const lodcount{static_cast<std::uint32_t>(lodbounds.size())};
std::uint32_t lodcount{0};
{
// found by the first pass which asks, of the passes walked at the same time (walk_sync)
gfx::walk_sync::model_hold hold{Key.pModel};
auto const &lodbounds{Key.pModel->lod_bounds()};
m_lodlist.insert(m_lodlist.end(), lodbounds.begin(), lodbounds.end());
lodcount = static_cast<std::uint32_t>(lodbounds.size());
}
group_data const group{static_cast<std::uint32_t>(m_grouplist.size()), m_entries, lodcount + 1, distancemin, distancemax};
m_grouplist.push_back({lodfirst, lodcount, m_entries, 0});
@@ -142,7 +148,12 @@ void instance_cull::add(scene::basic_cell::instance_bucket_key const &Key, scene
}
}
place(Bucket);
{
// the places in the record buffer the passes share are given by one walk at a time (walk_sync)
auto const &shared{*m_records};
gfx::walk_sync::change change{(Bucket.gpugeneration != shared.recordgeneration) || Bucket.gpustale};
place(Bucket);
}
gl::instance_cull_job job{};
job.origin = packed_vec3{Bucket.recordorigin - m_setup.camera};
@@ -222,6 +233,24 @@ void instance_cull::place(scene::basic_cell::instance_bucket const &Bucket)
allocate(Bucket);
}
void instance_cull::refresh_places()
{
auto const &shared{*m_records};
auto const moved{std::any_of(m_buckets.begin(), m_buckets.end(), [&](scene::basic_cell::instance_bucket const *Bucket) { return (Bucket->gpugeneration != shared.recordgeneration) || Bucket->gpustale; })};
if (moved)
{
for (std::size_t job = 0; job < m_buckets.size(); ++job)
{
place(*m_buckets[job]);
}
}
// another pass which started the buffer over placed the buckets it shares with this one anew, current again
for (std::size_t job = 0; job < m_buckets.size(); ++job)
{
m_joblist[job].first = m_buckets[job]->gpufirst;
}
}
bool instance_cull::dispatch_begin()
{
m_occlusion = false;