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Code Issues 156 Wiki Activity

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

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This commit is contained in:
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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19
rendering/vulkan14/vulkan14sky.cpp
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@@ -85,11 +85,11 @@ bool vulkan14_renderer::init_sky(std::string &Reason)
auto const device{ctx.device.handle()};
auto const frames{static_cast<std::uint32_t>(ctx.frames.size())};
// the buffers the shading reads
if ((false == sky.sky.create(ctx.memory, sizeof(gl::sky_data), VK_BUFFER_USAGE_STORAGE_BUFFER_BIT | VK_BUFFER_USAGE_TRANSFER_DST_BIT, vk14::memory_kind::device, "sky ambient")) ||
(false == sky.atmosphere.create(ctx.memory, sizeof(gl::atmosphere_ubs), VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT | VK_BUFFER_USAGE_TRANSFER_DST_BIT, vk14::memory_kind::device, "atmosphere")) ||
(false == sky.result.create(ctx.memory, sizeof(gl::atmosphere_result), VK_BUFFER_USAGE_STORAGE_BUFFER_BIT | VK_BUFFER_USAGE_TRANSFER_SRC_BIT, vk14::memory_kind::device, "atmosphere result")) ||
(false == sky.result_readback.create(ctx.memory, sizeof(gl::atmosphere_result), frames, "atmosphere result readback")) ||
// the buffers the shading reads; what the passes of the sky make is shared with the compute queue (the async compute of M6)
if ((false == sky.sky.create(ctx.memory, sizeof(gl::sky_data), VK_BUFFER_USAGE_STORAGE_BUFFER_BIT | VK_BUFFER_USAGE_TRANSFER_DST_BIT, vk14::memory_kind::device, "sky ambient", true)) ||
(false == sky.atmosphere.create(ctx.memory, sizeof(gl::atmosphere_ubs), VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT | VK_BUFFER_USAGE_TRANSFER_DST_BIT, vk14::memory_kind::device, "atmosphere", true)) ||
(false == sky.result.create(ctx.memory, sizeof(gl::atmosphere_result), VK_BUFFER_USAGE_STORAGE_BUFFER_BIT | VK_BUFFER_USAGE_TRANSFER_SRC_BIT, vk14::memory_kind::device, "atmosphere result", true)) ||
(false == sky.result_readback.create(ctx.memory, sizeof(gl::atmosphere_result), frames, "atmosphere result readback", true)) ||
(false == exposure.data.create(ctx.memory, sizeof(gl::exposure_data), VK_BUFFER_USAGE_STORAGE_BUFFER_BIT | VK_BUFFER_USAGE_TRANSFER_SRC_BIT | VK_BUFFER_USAGE_TRANSFER_DST_BIT, vk14::memory_kind::device, "exposure")) ||
(false == exposure.readback.create(ctx.memory, 4 * sizeof(float), frames, "exposure readback")))
{
@@ -111,6 +111,7 @@ bool vulkan14_renderer::init_sky(std::string &Reason)
vk14::image_desc desc;
desc.format = VK_FORMAT_R16G16B16A16_SFLOAT;
desc.usage = VK_IMAGE_USAGE_STORAGE_BIT | VK_IMAGE_USAGE_SAMPLED_BIT | VK_IMAGE_USAGE_TRANSFER_DST_BIT;
desc.shared = true;
desc.extent = {gl::ATMOSPHERE_TRANSMITTANCE_WIDTH, gl::ATMOSPHERE_TRANSMITTANCE_HEIGHT, 1};
if (false == make_image(sky.transmittance, desc, "atmosphere transmittance"))
{
@@ -245,7 +246,7 @@ void vulkan14_renderer::clear_sky_images()
auto &ctx{*m_context};
auto &scene{ctx.scene};
auto &sky{scene.sky};
auto const commands{ctx.commands};
auto const commands{m_commands};
std::vector<vk14::image_use> uses;
for (auto *image : {sky.transmittance.get(), sky.multiscattering.get(), sky.skyview.get(), sky.ggx.get()})
{
@@ -294,7 +295,7 @@ void vulkan14_renderer::update_sky()
auto &ctx{*m_context};
auto &scene{ctx.scene};
auto &sky{scene.sky};
auto const commands{ctx.commands};
auto const commands{m_commands};
auto const &sun{simulation::Environment.sun()};
auto const sundirection{sun.getDirection()};
@@ -353,7 +354,7 @@ void vulkan14_renderer::prefilter_environment()
{
return;
}
auto const commands{ctx.commands};
auto const commands{m_commands};
ctx.passes.begin_pass("envmap ggx", {vk14::use_of(*scene.env_map, VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL, compute_stage, sampled_access),
vk14::use_of(*sky.ggx, VK_IMAGE_LAYOUT_GENERAL, compute_stage, storage_write)});
for (std::size_t level = 0; level < gl::ENVMAP_GGX_LEVELS; ++level)
@@ -430,7 +431,7 @@ void vulkan14_renderer::measure_exposure(vk14::image &Image)
{
auto &ctx{*m_context};
auto &exposure{ctx.scene.exposure};
auto const commands{ctx.commands};
auto const commands{m_commands};
float data[4];
if (exposure.readback.pop(ctx.completed(), data, sizeof(data)))
{