vulkan: Rework descriptor allocation algorithm

Create multiple descriptor pools on demand. There are some degrees of
freedom what is considered a compatible pool to avoid wasting large
pools on small descriptors.
This commit is contained in:
ReinUsesLisp 2021-04-25 00:15:32 -03:00 committed by ameerj
parent 5ed871398b
commit 2f3c3dfc10
15 changed files with 314 additions and 197 deletions

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@ -49,6 +49,16 @@ constexpr VkDescriptorSetLayoutCreateInfo ONE_TEXTURE_DESCRIPTOR_SET_LAYOUT_CREA
.bindingCount = 1, .bindingCount = 1,
.pBindings = &TEXTURE_DESCRIPTOR_SET_LAYOUT_BINDING<0>, .pBindings = &TEXTURE_DESCRIPTOR_SET_LAYOUT_BINDING<0>,
}; };
template <u32 num_textures>
inline constexpr DescriptorBankInfo TEXTURE_DESCRIPTOR_BANK_INFO{
.uniform_buffers = 0,
.storage_buffers = 0,
.texture_buffers = 0,
.image_buffers = 0,
.textures = num_textures,
.images = 0,
.score = 2,
};
constexpr VkDescriptorSetLayoutCreateInfo TWO_TEXTURES_DESCRIPTOR_SET_LAYOUT_CREATE_INFO{ constexpr VkDescriptorSetLayoutCreateInfo TWO_TEXTURES_DESCRIPTOR_SET_LAYOUT_CREATE_INFO{
.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_LAYOUT_CREATE_INFO, .sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_LAYOUT_CREATE_INFO,
.pNext = nullptr, .pNext = nullptr,
@ -326,14 +336,16 @@ void BindBlitState(vk::CommandBuffer cmdbuf, VkPipelineLayout layout, const Regi
} // Anonymous namespace } // Anonymous namespace
BlitImageHelper::BlitImageHelper(const Device& device_, VKScheduler& scheduler_, BlitImageHelper::BlitImageHelper(const Device& device_, VKScheduler& scheduler_,
StateTracker& state_tracker_, VKDescriptorPool& descriptor_pool) StateTracker& state_tracker_, DescriptorPool& descriptor_pool)
: device{device_}, scheduler{scheduler_}, state_tracker{state_tracker_}, : device{device_}, scheduler{scheduler_}, state_tracker{state_tracker_},
one_texture_set_layout(device.GetLogical().CreateDescriptorSetLayout( one_texture_set_layout(device.GetLogical().CreateDescriptorSetLayout(
ONE_TEXTURE_DESCRIPTOR_SET_LAYOUT_CREATE_INFO)), ONE_TEXTURE_DESCRIPTOR_SET_LAYOUT_CREATE_INFO)),
two_textures_set_layout(device.GetLogical().CreateDescriptorSetLayout( two_textures_set_layout(device.GetLogical().CreateDescriptorSetLayout(
TWO_TEXTURES_DESCRIPTOR_SET_LAYOUT_CREATE_INFO)), TWO_TEXTURES_DESCRIPTOR_SET_LAYOUT_CREATE_INFO)),
one_texture_descriptor_allocator(descriptor_pool, *one_texture_set_layout), one_texture_descriptor_allocator{
two_textures_descriptor_allocator(descriptor_pool, *two_textures_set_layout), descriptor_pool.Allocator(*one_texture_set_layout, TEXTURE_DESCRIPTOR_BANK_INFO<1>)},
two_textures_descriptor_allocator{
descriptor_pool.Allocator(*two_textures_set_layout, TEXTURE_DESCRIPTOR_BANK_INFO<2>)},
one_texture_pipeline_layout(device.GetLogical().CreatePipelineLayout( one_texture_pipeline_layout(device.GetLogical().CreatePipelineLayout(
PipelineLayoutCreateInfo(one_texture_set_layout.address()))), PipelineLayoutCreateInfo(one_texture_set_layout.address()))),
two_textures_pipeline_layout(device.GetLogical().CreatePipelineLayout( two_textures_pipeline_layout(device.GetLogical().CreatePipelineLayout(
@ -415,7 +427,6 @@ void BlitImageHelper::ConvertD32ToR32(const Framebuffer* dst_framebuffer,
void BlitImageHelper::ConvertR32ToD32(const Framebuffer* dst_framebuffer, void BlitImageHelper::ConvertR32ToD32(const Framebuffer* dst_framebuffer,
const ImageView& src_image_view) { const ImageView& src_image_view) {
ConvertColorToDepthPipeline(convert_r32_to_d32_pipeline, dst_framebuffer->RenderPass()); ConvertColorToDepthPipeline(convert_r32_to_d32_pipeline, dst_framebuffer->RenderPass());
Convert(*convert_r32_to_d32_pipeline, dst_framebuffer, src_image_view); Convert(*convert_r32_to_d32_pipeline, dst_framebuffer, src_image_view);
} }

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@ -31,7 +31,7 @@ struct BlitImagePipelineKey {
class BlitImageHelper { class BlitImageHelper {
public: public:
explicit BlitImageHelper(const Device& device, VKScheduler& scheduler, explicit BlitImageHelper(const Device& device, VKScheduler& scheduler,
StateTracker& state_tracker, VKDescriptorPool& descriptor_pool); StateTracker& state_tracker, DescriptorPool& descriptor_pool);
~BlitImageHelper(); ~BlitImageHelper();
void BlitColor(const Framebuffer* dst_framebuffer, const ImageView& src_image_view, void BlitColor(const Framebuffer* dst_framebuffer, const ImageView& src_image_view,

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@ -116,7 +116,7 @@ VkBufferView Buffer::View(u32 offset, u32 size, VideoCore::Surface::PixelFormat
BufferCacheRuntime::BufferCacheRuntime(const Device& device_, MemoryAllocator& memory_allocator_, BufferCacheRuntime::BufferCacheRuntime(const Device& device_, MemoryAllocator& memory_allocator_,
VKScheduler& scheduler_, StagingBufferPool& staging_pool_, VKScheduler& scheduler_, StagingBufferPool& staging_pool_,
VKUpdateDescriptorQueue& update_descriptor_queue_, VKUpdateDescriptorQueue& update_descriptor_queue_,
VKDescriptorPool& descriptor_pool) DescriptorPool& descriptor_pool)
: device{device_}, memory_allocator{memory_allocator_}, scheduler{scheduler_}, : device{device_}, memory_allocator{memory_allocator_}, scheduler{scheduler_},
staging_pool{staging_pool_}, update_descriptor_queue{update_descriptor_queue_}, staging_pool{staging_pool_}, update_descriptor_queue{update_descriptor_queue_},
uint8_pass(device, scheduler, descriptor_pool, staging_pool, update_descriptor_queue), uint8_pass(device, scheduler, descriptor_pool, staging_pool, update_descriptor_queue),

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@ -16,7 +16,7 @@
namespace Vulkan { namespace Vulkan {
class Device; class Device;
class VKDescriptorPool; class DescriptorPool;
class VKScheduler; class VKScheduler;
class BufferCacheRuntime; class BufferCacheRuntime;
@ -61,7 +61,7 @@ public:
explicit BufferCacheRuntime(const Device& device_, MemoryAllocator& memory_manager_, explicit BufferCacheRuntime(const Device& device_, MemoryAllocator& memory_manager_,
VKScheduler& scheduler_, StagingBufferPool& staging_pool_, VKScheduler& scheduler_, StagingBufferPool& staging_pool_,
VKUpdateDescriptorQueue& update_descriptor_queue_, VKUpdateDescriptorQueue& update_descriptor_queue_,
VKDescriptorPool& descriptor_pool); DescriptorPool& descriptor_pool);
void Finish(); void Finish();

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@ -41,16 +41,14 @@ constexpr u32 ASTC_BINDING_SWIZZLE_BUFFER = 2;
constexpr u32 ASTC_BINDING_OUTPUT_IMAGE = 3; constexpr u32 ASTC_BINDING_OUTPUT_IMAGE = 3;
constexpr size_t ASTC_NUM_BINDINGS = 4; constexpr size_t ASTC_NUM_BINDINGS = 4;
VkPushConstantRange BuildComputePushConstantRange(std::size_t size) { template <size_t size>
return { inline constexpr VkPushConstantRange COMPUTE_PUSH_CONSTANT_RANGE{
.stageFlags = VK_SHADER_STAGE_COMPUTE_BIT, .stageFlags = VK_SHADER_STAGE_COMPUTE_BIT,
.offset = 0, .offset = 0,
.size = static_cast<u32>(size), .size = static_cast<u32>(size),
}; };
}
std::array<VkDescriptorSetLayoutBinding, 2> BuildInputOutputDescriptorSetBindings() { constexpr std::array<VkDescriptorSetLayoutBinding, 2> INPUT_OUTPUT_DESCRIPTOR_SET_BINDINGS{{
return {{
{ {
.binding = 0, .binding = 0,
.descriptorType = VK_DESCRIPTOR_TYPE_STORAGE_BUFFER, .descriptorType = VK_DESCRIPTOR_TYPE_STORAGE_BUFFER,
@ -66,10 +64,18 @@ std::array<VkDescriptorSetLayoutBinding, 2> BuildInputOutputDescriptorSetBinding
.pImmutableSamplers = nullptr, .pImmutableSamplers = nullptr,
}, },
}}; }};
}
std::array<VkDescriptorSetLayoutBinding, ASTC_NUM_BINDINGS> BuildASTCDescriptorSetBindings() { constexpr DescriptorBankInfo INPUT_OUTPUT_BANK_INFO{
return {{ .uniform_buffers = 0,
.storage_buffers = 2,
.texture_buffers = 0,
.image_buffers = 0,
.textures = 0,
.images = 0,
.score = 2,
};
constexpr std::array<VkDescriptorSetLayoutBinding, 4> ASTC_DESCRIPTOR_SET_BINDINGS{{
{ {
.binding = ASTC_BINDING_INPUT_BUFFER, .binding = ASTC_BINDING_INPUT_BUFFER,
.descriptorType = VK_DESCRIPTOR_TYPE_STORAGE_BUFFER, .descriptorType = VK_DESCRIPTOR_TYPE_STORAGE_BUFFER,
@ -99,10 +105,18 @@ std::array<VkDescriptorSetLayoutBinding, ASTC_NUM_BINDINGS> BuildASTCDescriptorS
.pImmutableSamplers = nullptr, .pImmutableSamplers = nullptr,
}, },
}}; }};
}
VkDescriptorUpdateTemplateEntryKHR BuildInputOutputDescriptorUpdateTemplate() { constexpr DescriptorBankInfo ASTC_BANK_INFO{
return { .uniform_buffers = 0,
.storage_buffers = 3,
.texture_buffers = 0,
.image_buffers = 0,
.textures = 0,
.images = 1,
.score = 4,
};
constexpr VkDescriptorUpdateTemplateEntryKHR INPUT_OUTPUT_DESCRIPTOR_UPDATE_TEMPLATE{
.dstBinding = 0, .dstBinding = 0,
.dstArrayElement = 0, .dstArrayElement = 0,
.descriptorCount = 2, .descriptorCount = 2,
@ -110,11 +124,9 @@ VkDescriptorUpdateTemplateEntryKHR BuildInputOutputDescriptorUpdateTemplate() {
.offset = 0, .offset = 0,
.stride = sizeof(DescriptorUpdateEntry), .stride = sizeof(DescriptorUpdateEntry),
}; };
}
std::array<VkDescriptorUpdateTemplateEntryKHR, ASTC_NUM_BINDINGS> constexpr std::array<VkDescriptorUpdateTemplateEntryKHR, ASTC_NUM_BINDINGS>
BuildASTCPassDescriptorUpdateTemplateEntry() { ASTC_PASS_DESCRIPTOR_UPDATE_TEMPLATE_ENTRY{{
return {{
{ {
.dstBinding = ASTC_BINDING_INPUT_BUFFER, .dstBinding = ASTC_BINDING_INPUT_BUFFER,
.dstArrayElement = 0, .dstArrayElement = 0,
@ -148,7 +160,6 @@ BuildASTCPassDescriptorUpdateTemplateEntry() {
.stride = sizeof(DescriptorUpdateEntry), .stride = sizeof(DescriptorUpdateEntry),
}, },
}}; }};
}
struct AstcPushConstants { struct AstcPushConstants {
std::array<u32, 2> blocks_dims; std::array<u32, 2> blocks_dims;
@ -159,14 +170,13 @@ struct AstcPushConstants {
u32 block_height; u32 block_height;
u32 block_height_mask; u32 block_height_mask;
}; };
} // Anonymous namespace } // Anonymous namespace
VKComputePass::VKComputePass(const Device& device, VKDescriptorPool& descriptor_pool, ComputePass::ComputePass(const Device& device, DescriptorPool& descriptor_pool,
vk::Span<VkDescriptorSetLayoutBinding> bindings, vk::Span<VkDescriptorSetLayoutBinding> bindings,
vk::Span<VkDescriptorUpdateTemplateEntryKHR> templates, vk::Span<VkDescriptorUpdateTemplateEntryKHR> templates,
vk::Span<VkPushConstantRange> push_constants, const DescriptorBankInfo& bank_info,
std::span<const u32> code) { vk::Span<VkPushConstantRange> push_constants, std::span<const u32> code) {
descriptor_set_layout = device.GetLogical().CreateDescriptorSetLayout({ descriptor_set_layout = device.GetLogical().CreateDescriptorSetLayout({
.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_LAYOUT_CREATE_INFO, .sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_LAYOUT_CREATE_INFO,
.pNext = nullptr, .pNext = nullptr,
@ -196,8 +206,7 @@ VKComputePass::VKComputePass(const Device& device, VKDescriptorPool& descriptor_
.pipelineLayout = *layout, .pipelineLayout = *layout,
.set = 0, .set = 0,
}); });
descriptor_allocator = descriptor_pool.Allocator(*descriptor_set_layout, bank_info);
descriptor_allocator.emplace(descriptor_pool, *descriptor_set_layout);
} }
module = device.GetLogical().CreateShaderModule({ module = device.GetLogical().CreateShaderModule({
.sType = VK_STRUCTURE_TYPE_SHADER_MODULE_CREATE_INFO, .sType = VK_STRUCTURE_TYPE_SHADER_MODULE_CREATE_INFO,
@ -226,23 +235,23 @@ VKComputePass::VKComputePass(const Device& device, VKDescriptorPool& descriptor_
}); });
} }
VKComputePass::~VKComputePass() = default; ComputePass::~ComputePass() = default;
VkDescriptorSet VKComputePass::CommitDescriptorSet( VkDescriptorSet ComputePass::CommitDescriptorSet(VKUpdateDescriptorQueue& update_descriptor_queue) {
VKUpdateDescriptorQueue& update_descriptor_queue) {
if (!descriptor_template) { if (!descriptor_template) {
return nullptr; return nullptr;
} }
const VkDescriptorSet set = descriptor_allocator->Commit(); const VkDescriptorSet set = descriptor_allocator.Commit();
update_descriptor_queue.Send(descriptor_template.address(), set); update_descriptor_queue.Send(descriptor_template.address(), set);
return set; return set;
} }
Uint8Pass::Uint8Pass(const Device& device, VKScheduler& scheduler_, Uint8Pass::Uint8Pass(const Device& device, VKScheduler& scheduler_, DescriptorPool& descriptor_pool,
VKDescriptorPool& descriptor_pool, StagingBufferPool& staging_buffer_pool_, StagingBufferPool& staging_buffer_pool_,
VKUpdateDescriptorQueue& update_descriptor_queue_) VKUpdateDescriptorQueue& update_descriptor_queue_)
: VKComputePass(device, descriptor_pool, BuildInputOutputDescriptorSetBindings(), : ComputePass(device, descriptor_pool, INPUT_OUTPUT_DESCRIPTOR_SET_BINDINGS,
BuildInputOutputDescriptorUpdateTemplate(), {}, VULKAN_UINT8_COMP_SPV), INPUT_OUTPUT_DESCRIPTOR_UPDATE_TEMPLATE, INPUT_OUTPUT_BANK_INFO, {},
VULKAN_UINT8_COMP_SPV),
scheduler{scheduler_}, staging_buffer_pool{staging_buffer_pool_}, scheduler{scheduler_}, staging_buffer_pool{staging_buffer_pool_},
update_descriptor_queue{update_descriptor_queue_} {} update_descriptor_queue{update_descriptor_queue_} {}
@ -277,12 +286,12 @@ std::pair<VkBuffer, VkDeviceSize> Uint8Pass::Assemble(u32 num_vertices, VkBuffer
} }
QuadIndexedPass::QuadIndexedPass(const Device& device_, VKScheduler& scheduler_, QuadIndexedPass::QuadIndexedPass(const Device& device_, VKScheduler& scheduler_,
VKDescriptorPool& descriptor_pool_, DescriptorPool& descriptor_pool_,
StagingBufferPool& staging_buffer_pool_, StagingBufferPool& staging_buffer_pool_,
VKUpdateDescriptorQueue& update_descriptor_queue_) VKUpdateDescriptorQueue& update_descriptor_queue_)
: VKComputePass(device_, descriptor_pool_, BuildInputOutputDescriptorSetBindings(), : ComputePass(device_, descriptor_pool_, INPUT_OUTPUT_DESCRIPTOR_SET_BINDINGS,
BuildInputOutputDescriptorUpdateTemplate(), INPUT_OUTPUT_DESCRIPTOR_UPDATE_TEMPLATE, INPUT_OUTPUT_BANK_INFO,
BuildComputePushConstantRange(sizeof(u32) * 2), VULKAN_QUAD_INDEXED_COMP_SPV), COMPUTE_PUSH_CONSTANT_RANGE<sizeof(u32) * 2>, VULKAN_QUAD_INDEXED_COMP_SPV),
scheduler{scheduler_}, staging_buffer_pool{staging_buffer_pool_}, scheduler{scheduler_}, staging_buffer_pool{staging_buffer_pool_},
update_descriptor_queue{update_descriptor_queue_} {} update_descriptor_queue{update_descriptor_queue_} {}
@ -337,14 +346,13 @@ std::pair<VkBuffer, VkDeviceSize> QuadIndexedPass::Assemble(
} }
ASTCDecoderPass::ASTCDecoderPass(const Device& device_, VKScheduler& scheduler_, ASTCDecoderPass::ASTCDecoderPass(const Device& device_, VKScheduler& scheduler_,
VKDescriptorPool& descriptor_pool_, DescriptorPool& descriptor_pool_,
StagingBufferPool& staging_buffer_pool_, StagingBufferPool& staging_buffer_pool_,
VKUpdateDescriptorQueue& update_descriptor_queue_, VKUpdateDescriptorQueue& update_descriptor_queue_,
MemoryAllocator& memory_allocator_) MemoryAllocator& memory_allocator_)
: VKComputePass(device_, descriptor_pool_, BuildASTCDescriptorSetBindings(), : ComputePass(device_, descriptor_pool_, ASTC_DESCRIPTOR_SET_BINDINGS,
BuildASTCPassDescriptorUpdateTemplateEntry(), ASTC_PASS_DESCRIPTOR_UPDATE_TEMPLATE_ENTRY, ASTC_BANK_INFO,
BuildComputePushConstantRange(sizeof(AstcPushConstants)), COMPUTE_PUSH_CONSTANT_RANGE<sizeof(AstcPushConstants)>, ASTC_DECODER_COMP_SPV),
ASTC_DECODER_COMP_SPV),
device{device_}, scheduler{scheduler_}, staging_buffer_pool{staging_buffer_pool_}, device{device_}, scheduler{scheduler_}, staging_buffer_pool{staging_buffer_pool_},
update_descriptor_queue{update_descriptor_queue_}, memory_allocator{memory_allocator_} {} update_descriptor_queue{update_descriptor_queue_}, memory_allocator{memory_allocator_} {}

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@ -4,7 +4,6 @@
#pragma once #pragma once
#include <optional>
#include <span> #include <span>
#include <utility> #include <utility>
@ -27,13 +26,14 @@ class VKUpdateDescriptorQueue;
class Image; class Image;
struct StagingBufferRef; struct StagingBufferRef;
class VKComputePass { class ComputePass {
public: public:
explicit VKComputePass(const Device& device, VKDescriptorPool& descriptor_pool, explicit ComputePass(const Device& device, DescriptorPool& descriptor_pool,
vk::Span<VkDescriptorSetLayoutBinding> bindings, vk::Span<VkDescriptorSetLayoutBinding> bindings,
vk::Span<VkDescriptorUpdateTemplateEntryKHR> templates, vk::Span<VkDescriptorUpdateTemplateEntryKHR> templates,
const DescriptorBankInfo& bank_info,
vk::Span<VkPushConstantRange> push_constants, std::span<const u32> code); vk::Span<VkPushConstantRange> push_constants, std::span<const u32> code);
~VKComputePass(); ~ComputePass();
protected: protected:
VkDescriptorSet CommitDescriptorSet(VKUpdateDescriptorQueue& update_descriptor_queue); VkDescriptorSet CommitDescriptorSet(VKUpdateDescriptorQueue& update_descriptor_queue);
@ -44,14 +44,14 @@ protected:
private: private:
vk::DescriptorSetLayout descriptor_set_layout; vk::DescriptorSetLayout descriptor_set_layout;
std::optional<DescriptorAllocator> descriptor_allocator; DescriptorAllocator descriptor_allocator;
vk::ShaderModule module; vk::ShaderModule module;
}; };
class Uint8Pass final : public VKComputePass { class Uint8Pass final : public ComputePass {
public: public:
explicit Uint8Pass(const Device& device_, VKScheduler& scheduler_, explicit Uint8Pass(const Device& device_, VKScheduler& scheduler_,
VKDescriptorPool& descriptor_pool_, StagingBufferPool& staging_buffer_pool_, DescriptorPool& descriptor_pool_, StagingBufferPool& staging_buffer_pool_,
VKUpdateDescriptorQueue& update_descriptor_queue_); VKUpdateDescriptorQueue& update_descriptor_queue_);
~Uint8Pass(); ~Uint8Pass();
@ -66,10 +66,10 @@ private:
VKUpdateDescriptorQueue& update_descriptor_queue; VKUpdateDescriptorQueue& update_descriptor_queue;
}; };
class QuadIndexedPass final : public VKComputePass { class QuadIndexedPass final : public ComputePass {
public: public:
explicit QuadIndexedPass(const Device& device_, VKScheduler& scheduler_, explicit QuadIndexedPass(const Device& device_, VKScheduler& scheduler_,
VKDescriptorPool& descriptor_pool_, DescriptorPool& descriptor_pool_,
StagingBufferPool& staging_buffer_pool_, StagingBufferPool& staging_buffer_pool_,
VKUpdateDescriptorQueue& update_descriptor_queue_); VKUpdateDescriptorQueue& update_descriptor_queue_);
~QuadIndexedPass(); ~QuadIndexedPass();
@ -84,10 +84,10 @@ private:
VKUpdateDescriptorQueue& update_descriptor_queue; VKUpdateDescriptorQueue& update_descriptor_queue;
}; };
class ASTCDecoderPass final : public VKComputePass { class ASTCDecoderPass final : public ComputePass {
public: public:
explicit ASTCDecoderPass(const Device& device_, VKScheduler& scheduler_, explicit ASTCDecoderPass(const Device& device_, VKScheduler& scheduler_,
VKDescriptorPool& descriptor_pool_, DescriptorPool& descriptor_pool_,
StagingBufferPool& staging_buffer_pool_, StagingBufferPool& staging_buffer_pool_,
VKUpdateDescriptorQueue& update_descriptor_queue_, VKUpdateDescriptorQueue& update_descriptor_queue_,
MemoryAllocator& memory_allocator_); MemoryAllocator& memory_allocator_);

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@ -18,7 +18,7 @@
namespace Vulkan { namespace Vulkan {
ComputePipeline::ComputePipeline(const Device& device, VKDescriptorPool& descriptor_pool, ComputePipeline::ComputePipeline(const Device& device, DescriptorPool& descriptor_pool,
VKUpdateDescriptorQueue& update_descriptor_queue_, VKUpdateDescriptorQueue& update_descriptor_queue_,
Common::ThreadWorker* thread_worker, const Shader::Info& info_, Common::ThreadWorker* thread_worker, const Shader::Info& info_,
vk::ShaderModule spv_module_) vk::ShaderModule spv_module_)
@ -30,7 +30,7 @@ ComputePipeline::ComputePipeline(const Device& device, VKDescriptorPool& descrip
descriptor_set_layout = builder.CreateDescriptorSetLayout(); descriptor_set_layout = builder.CreateDescriptorSetLayout();
pipeline_layout = builder.CreatePipelineLayout(*descriptor_set_layout); pipeline_layout = builder.CreatePipelineLayout(*descriptor_set_layout);
descriptor_update_template = builder.CreateTemplate(*descriptor_set_layout, *pipeline_layout); descriptor_update_template = builder.CreateTemplate(*descriptor_set_layout, *pipeline_layout);
descriptor_allocator = DescriptorAllocator(descriptor_pool, *descriptor_set_layout); descriptor_allocator = descriptor_pool.Allocator(*descriptor_set_layout, info);
auto func{[this, &device] { auto func{[this, &device] {
const VkPipelineShaderStageRequiredSubgroupSizeCreateInfoEXT subgroup_size_ci{ const VkPipelineShaderStageRequiredSubgroupSizeCreateInfoEXT subgroup_size_ci{

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@ -25,7 +25,7 @@ class VKScheduler;
class ComputePipeline { class ComputePipeline {
public: public:
explicit ComputePipeline(const Device& device, VKDescriptorPool& descriptor_pool, explicit ComputePipeline(const Device& device, DescriptorPool& descriptor_pool,
VKUpdateDescriptorQueue& update_descriptor_queue, VKUpdateDescriptorQueue& update_descriptor_queue,
Common::ThreadWorker* thread_worker, const Shader::Info& info, Common::ThreadWorker* thread_worker, const Shader::Info& info,
vk::ShaderModule spv_module); vk::ShaderModule spv_module);

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@ -2,6 +2,8 @@
// Licensed under GPLv2 or any later version // Licensed under GPLv2 or any later version
// Refer to the license.txt file included. // Refer to the license.txt file included.
#include <mutex>
#include <span>
#include <vector> #include <vector>
#include "common/common_types.h" #include "common/common_types.h"
@ -13,77 +15,149 @@
namespace Vulkan { namespace Vulkan {
// Prefer small grow rates to avoid saturating the descriptor pool with barely used pipelines. // Prefer small grow rates to avoid saturating the descriptor pool with barely used pipelines
constexpr std::size_t SETS_GROW_RATE = 0x20; constexpr size_t SETS_GROW_RATE = 16;
constexpr s32 SCORE_THRESHOLD = 3;
constexpr u32 SETS_PER_POOL = 64;
DescriptorAllocator::DescriptorAllocator(VKDescriptorPool& descriptor_pool_, struct DescriptorBank {
VkDescriptorSetLayout layout_) DescriptorBankInfo info;
: ResourcePool(descriptor_pool_.master_semaphore, SETS_GROW_RATE), std::vector<vk::DescriptorPool> pools;
descriptor_pool{&descriptor_pool_}, layout{layout_} {}
VkDescriptorSet DescriptorAllocator::Commit() {
const std::size_t index = CommitResource();
return descriptors_allocations[index / SETS_GROW_RATE][index % SETS_GROW_RATE];
}
void DescriptorAllocator::Allocate(std::size_t begin, std::size_t end) {
descriptors_allocations.push_back(descriptor_pool->AllocateDescriptors(layout, end - begin));
}
VKDescriptorPool::VKDescriptorPool(const Device& device_, VKScheduler& scheduler)
: device{device_}, master_semaphore{scheduler.GetMasterSemaphore()}, active_pool{
AllocateNewPool()} {}
VKDescriptorPool::~VKDescriptorPool() = default;
vk::DescriptorPool* VKDescriptorPool::AllocateNewPool() {
static constexpr u32 num_sets = 0x20000;
static constexpr VkDescriptorPoolSize pool_sizes[] = {
{VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER, num_sets * 90},
{VK_DESCRIPTOR_TYPE_STORAGE_BUFFER, num_sets * 60},
{VK_DESCRIPTOR_TYPE_UNIFORM_TEXEL_BUFFER, num_sets * 64},
{VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER, num_sets * 64},
{VK_DESCRIPTOR_TYPE_STORAGE_TEXEL_BUFFER, num_sets * 64},
{VK_DESCRIPTOR_TYPE_STORAGE_IMAGE, num_sets * 40},
}; };
const VkDescriptorPoolCreateInfo ci{ bool DescriptorBankInfo::IsSuperset(const DescriptorBankInfo& subset) const noexcept {
return uniform_buffers >= subset.uniform_buffers && storage_buffers >= subset.storage_buffers &&
texture_buffers >= subset.texture_buffers && image_buffers >= subset.image_buffers &&
textures >= subset.textures && images >= subset.image_buffers;
}
template <typename Descriptors>
static u32 Accumulate(const Descriptors& descriptors) {
u32 count = 0;
for (const auto& descriptor : descriptors) {
count += descriptor.count;
}
return count;
}
static DescriptorBankInfo MakeBankInfo(std::span<const Shader::Info> infos) {
DescriptorBankInfo bank;
for (const Shader::Info& info : infos) {
bank.uniform_buffers += Accumulate(info.constant_buffer_descriptors);
bank.storage_buffers += Accumulate(info.storage_buffers_descriptors);
bank.texture_buffers += Accumulate(info.texture_buffer_descriptors);
bank.image_buffers += Accumulate(info.image_buffer_descriptors);
bank.textures += Accumulate(info.texture_descriptors);
bank.images += Accumulate(info.image_descriptors);
}
bank.score = bank.uniform_buffers + bank.storage_buffers + bank.texture_buffers +
bank.image_buffers + bank.textures + bank.images;
return bank;
}
static void AllocatePool(const Device& device, DescriptorBank& bank) {
std::array<VkDescriptorPoolSize, 6> pool_sizes;
size_t pool_cursor{};
const auto add = [&](VkDescriptorType type, u32 count) {
if (count > 0) {
pool_sizes[pool_cursor++] = {
.type = type,
.descriptorCount = count * SETS_PER_POOL,
};
}
};
const auto& info{bank.info};
add(VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER, info.uniform_buffers);
add(VK_DESCRIPTOR_TYPE_STORAGE_BUFFER, info.storage_buffers);
add(VK_DESCRIPTOR_TYPE_UNIFORM_TEXEL_BUFFER, info.texture_buffers);
add(VK_DESCRIPTOR_TYPE_STORAGE_TEXEL_BUFFER, info.image_buffers);
add(VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER, info.textures);
add(VK_DESCRIPTOR_TYPE_STORAGE_IMAGE, info.images);
bank.pools.push_back(device.GetLogical().CreateDescriptorPool({
.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_POOL_CREATE_INFO, .sType = VK_STRUCTURE_TYPE_DESCRIPTOR_POOL_CREATE_INFO,
.pNext = nullptr, .pNext = nullptr,
.flags = VK_DESCRIPTOR_POOL_CREATE_FREE_DESCRIPTOR_SET_BIT, .flags = VK_DESCRIPTOR_POOL_CREATE_FREE_DESCRIPTOR_SET_BIT,
.maxSets = num_sets, .maxSets = SETS_PER_POOL,
.poolSizeCount = static_cast<u32>(std::size(pool_sizes)), .poolSizeCount = static_cast<u32>(pool_cursor),
.pPoolSizes = std::data(pool_sizes), .pPoolSizes = std::data(pool_sizes),
}; }));
return &pools.emplace_back(device.GetLogical().CreateDescriptorPool(ci));
} }
vk::DescriptorSets VKDescriptorPool::AllocateDescriptors(VkDescriptorSetLayout layout, DescriptorAllocator::DescriptorAllocator(const Device& device_, MasterSemaphore& master_semaphore_,
std::size_t count) { DescriptorBank& bank_, VkDescriptorSetLayout layout_)
const std::vector layout_copies(count, layout); : ResourcePool(master_semaphore_, SETS_GROW_RATE), device{&device_}, bank{&bank_},
VkDescriptorSetAllocateInfo ai{ layout{layout_} {}
VkDescriptorSet DescriptorAllocator::Commit() {
const size_t index = CommitResource();
return sets[index / SETS_GROW_RATE][index % SETS_GROW_RATE];
}
void DescriptorAllocator::Allocate(size_t begin, size_t end) {
sets.push_back(AllocateDescriptors(end - begin));
}
vk::DescriptorSets DescriptorAllocator::AllocateDescriptors(size_t count) {
const std::vector<VkDescriptorSetLayout> layouts(count, layout);
VkDescriptorSetAllocateInfo allocate_info{
.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_ALLOCATE_INFO, .sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_ALLOCATE_INFO,
.pNext = nullptr, .pNext = nullptr,
.descriptorPool = **active_pool, .descriptorPool = *bank->pools.back(),
.descriptorSetCount = static_cast<u32>(count), .descriptorSetCount = static_cast<u32>(count),
.pSetLayouts = layout_copies.data(), .pSetLayouts = layouts.data(),
}; };
vk::DescriptorSets new_sets = bank->pools.back().Allocate(allocate_info);
vk::DescriptorSets sets = active_pool->Allocate(ai); if (!new_sets.IsOutOfPoolMemory()) {
if (!sets.IsOutOfPoolMemory()) { return new_sets;
return sets;
} }
// Our current pool is out of memory. Allocate a new one and retry // Our current pool is out of memory. Allocate a new one and retry
active_pool = AllocateNewPool(); AllocatePool(*device, *bank);
ai.descriptorPool = **active_pool; allocate_info.descriptorPool = *bank->pools.back();
sets = active_pool->Allocate(ai); new_sets = bank->pools.back().Allocate(allocate_info);
if (!sets.IsOutOfPoolMemory()) { if (!new_sets.IsOutOfPoolMemory()) {
return sets; return new_sets;
} }
// After allocating a new pool, we are out of memory again. We can't handle this from here. // After allocating a new pool, we are out of memory again. We can't handle this from here.
throw vk::Exception(VK_ERROR_OUT_OF_POOL_MEMORY); throw vk::Exception(VK_ERROR_OUT_OF_POOL_MEMORY);
} }
DescriptorPool::DescriptorPool(const Device& device_, VKScheduler& scheduler)
: device{device_}, master_semaphore{scheduler.GetMasterSemaphore()} {}
DescriptorPool::~DescriptorPool() = default;
DescriptorAllocator DescriptorPool::Allocator(VkDescriptorSetLayout layout,
std::span<const Shader::Info> infos) {
return Allocator(layout, MakeBankInfo(infos));
}
DescriptorAllocator DescriptorPool::Allocator(VkDescriptorSetLayout layout,
const Shader::Info& info) {
return Allocator(layout, MakeBankInfo(std::array{info}));
}
DescriptorAllocator DescriptorPool::Allocator(VkDescriptorSetLayout layout,
const DescriptorBankInfo& info) {
return DescriptorAllocator(device, master_semaphore, Bank(info), layout);
}
DescriptorBank& DescriptorPool::Bank(const DescriptorBankInfo& reqs) {
std::shared_lock read_lock{banks_mutex};
const auto it = std::ranges::find_if(bank_infos, [&reqs](const DescriptorBankInfo& bank) {
return std::abs(bank.score - reqs.score) < SCORE_THRESHOLD && bank.IsSuperset(reqs);
});
if (it != bank_infos.end()) {
return *banks[std::distance(bank_infos.begin(), it)].get();
}
read_lock.unlock();
std::unique_lock write_lock{banks_mutex};
bank_infos.push_back(reqs);
auto& bank = *banks.emplace_back(std::make_unique<DescriptorBank>());
bank.info = reqs;
AllocatePool(device, bank);
return bank;
}
} // namespace Vulkan } // namespace Vulkan

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@ -4,21 +4,38 @@
#pragma once #pragma once
#include <shared_mutex>
#include <span>
#include <vector> #include <vector>
#include "shader_recompiler/shader_info.h"
#include "video_core/renderer_vulkan/vk_resource_pool.h" #include "video_core/renderer_vulkan/vk_resource_pool.h"
#include "video_core/vulkan_common/vulkan_wrapper.h" #include "video_core/vulkan_common/vulkan_wrapper.h"
namespace Vulkan { namespace Vulkan {
class Device; class Device;
class VKDescriptorPool;
class VKScheduler; class VKScheduler;
struct DescriptorBank;
struct DescriptorBankInfo {
[[nodiscard]] bool IsSuperset(const DescriptorBankInfo& subset) const noexcept;
u32 uniform_buffers{}; ///< Number of uniform buffer descriptors
u32 storage_buffers{}; ///< Number of storage buffer descriptors
u32 texture_buffers{}; ///< Number of texture buffer descriptors
u32 image_buffers{}; ///< Number of image buffer descriptors
u32 textures{}; ///< Number of texture descriptors
u32 images{}; ///< Number of image descriptors
s32 score{}; ///< Number of descriptors in total
};
class DescriptorAllocator final : public ResourcePool { class DescriptorAllocator final : public ResourcePool {
friend class DescriptorPool;
public: public:
explicit DescriptorAllocator() = default; explicit DescriptorAllocator() = default;
explicit DescriptorAllocator(VKDescriptorPool& descriptor_pool, VkDescriptorSetLayout layout);
~DescriptorAllocator() override = default; ~DescriptorAllocator() override = default;
DescriptorAllocator& operator=(DescriptorAllocator&&) noexcept = default; DescriptorAllocator& operator=(DescriptorAllocator&&) noexcept = default;
@ -29,36 +46,43 @@ public:
VkDescriptorSet Commit(); VkDescriptorSet Commit();
protected:
void Allocate(std::size_t begin, std::size_t end) override;
private: private:
VKDescriptorPool* descriptor_pool{}; explicit DescriptorAllocator(const Device& device_, MasterSemaphore& master_semaphore_,
DescriptorBank& bank_, VkDescriptorSetLayout layout_);
void Allocate(size_t begin, size_t end) override;
vk::DescriptorSets AllocateDescriptors(size_t count);
const Device* device{};
DescriptorBank* bank{};
VkDescriptorSetLayout layout{}; VkDescriptorSetLayout layout{};
std::vector<vk::DescriptorSets> descriptors_allocations; std::vector<vk::DescriptorSets> sets;
}; };
class VKDescriptorPool final { class DescriptorPool {
friend DescriptorAllocator;
public: public:
explicit VKDescriptorPool(const Device& device, VKScheduler& scheduler); explicit DescriptorPool(const Device& device, VKScheduler& scheduler);
~VKDescriptorPool(); ~DescriptorPool();
VKDescriptorPool(const VKDescriptorPool&) = delete; DescriptorPool& operator=(const DescriptorPool&) = delete;
VKDescriptorPool& operator=(const VKDescriptorPool&) = delete; DescriptorPool(const DescriptorPool&) = delete;
DescriptorAllocator Allocator(VkDescriptorSetLayout layout,
std::span<const Shader::Info> infos);
DescriptorAllocator Allocator(VkDescriptorSetLayout layout, const Shader::Info& info);
DescriptorAllocator Allocator(VkDescriptorSetLayout layout, const DescriptorBankInfo& info);
private: private:
vk::DescriptorPool* AllocateNewPool(); DescriptorBank& Bank(const DescriptorBankInfo& reqs);
vk::DescriptorSets AllocateDescriptors(VkDescriptorSetLayout layout, std::size_t count);
const Device& device; const Device& device;
MasterSemaphore& master_semaphore; MasterSemaphore& master_semaphore;
std::vector<vk::DescriptorPool> pools; std::shared_mutex banks_mutex;
vk::DescriptorPool* active_pool; std::vector<DescriptorBankInfo> bank_infos;
std::vector<std::unique_ptr<DescriptorBank>> banks;
}; };
} // namespace Vulkan } // namespace Vulkan

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@ -205,7 +205,7 @@ ConfigureFuncPtr ConfigureFunc(const std::array<vk::ShaderModule, NUM_STAGES>& m
GraphicsPipeline::GraphicsPipeline(Tegra::Engines::Maxwell3D& maxwell3d_, GraphicsPipeline::GraphicsPipeline(Tegra::Engines::Maxwell3D& maxwell3d_,
Tegra::MemoryManager& gpu_memory_, VKScheduler& scheduler_, Tegra::MemoryManager& gpu_memory_, VKScheduler& scheduler_,
BufferCache& buffer_cache_, TextureCache& texture_cache_, BufferCache& buffer_cache_, TextureCache& texture_cache_,
const Device& device, VKDescriptorPool& descriptor_pool, const Device& device, DescriptorPool& descriptor_pool,
VKUpdateDescriptorQueue& update_descriptor_queue_, VKUpdateDescriptorQueue& update_descriptor_queue_,
Common::ThreadWorker* worker_thread, Common::ThreadWorker* worker_thread,
RenderPassCache& render_pass_cache, RenderPassCache& render_pass_cache,
@ -220,7 +220,7 @@ GraphicsPipeline::GraphicsPipeline(Tegra::Engines::Maxwell3D& maxwell3d_,
DescriptorLayoutBuilder builder{MakeBuilder(device, stage_infos)}; DescriptorLayoutBuilder builder{MakeBuilder(device, stage_infos)};
descriptor_set_layout = builder.CreateDescriptorSetLayout(); descriptor_set_layout = builder.CreateDescriptorSetLayout();
descriptor_allocator = DescriptorAllocator(descriptor_pool, *descriptor_set_layout); descriptor_allocator = descriptor_pool.Allocator(*descriptor_set_layout, stage_infos);
auto func{[this, &device, &render_pass_cache, builder] { auto func{[this, &device, &render_pass_cache, builder] {
const VkDescriptorSetLayout set_layout{*descriptor_set_layout}; const VkDescriptorSetLayout set_layout{*descriptor_set_layout};

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@ -67,7 +67,7 @@ public:
explicit GraphicsPipeline(Tegra::Engines::Maxwell3D& maxwell3d, explicit GraphicsPipeline(Tegra::Engines::Maxwell3D& maxwell3d,
Tegra::MemoryManager& gpu_memory, VKScheduler& scheduler, Tegra::MemoryManager& gpu_memory, VKScheduler& scheduler,
BufferCache& buffer_cache, TextureCache& texture_cache, BufferCache& buffer_cache, TextureCache& texture_cache,
const Device& device, VKDescriptorPool& descriptor_pool, const Device& device, DescriptorPool& descriptor_pool,
VKUpdateDescriptorQueue& update_descriptor_queue, VKUpdateDescriptorQueue& update_descriptor_queue,
Common::ThreadWorker* worker_thread, Common::ThreadWorker* worker_thread,
RenderPassCache& render_pass_cache, RenderPassCache& render_pass_cache,

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@ -647,7 +647,7 @@ PipelineCache::PipelineCache(RasterizerVulkan& rasterizer_, Tegra::GPU& gpu_,
Tegra::Engines::Maxwell3D& maxwell3d_, Tegra::Engines::Maxwell3D& maxwell3d_,
Tegra::Engines::KeplerCompute& kepler_compute_, Tegra::Engines::KeplerCompute& kepler_compute_,
Tegra::MemoryManager& gpu_memory_, const Device& device_, Tegra::MemoryManager& gpu_memory_, const Device& device_,
VKScheduler& scheduler_, VKDescriptorPool& descriptor_pool_, VKScheduler& scheduler_, DescriptorPool& descriptor_pool_,
VKUpdateDescriptorQueue& update_descriptor_queue_, VKUpdateDescriptorQueue& update_descriptor_queue_,
RenderPassCache& render_pass_cache_, BufferCache& buffer_cache_, RenderPassCache& render_pass_cache_, BufferCache& buffer_cache_,
TextureCache& texture_cache_) TextureCache& texture_cache_)

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@ -75,10 +75,10 @@ namespace Vulkan {
class ComputePipeline; class ComputePipeline;
class Device; class Device;
class DescriptorPool;
class GenericEnvironment; class GenericEnvironment;
class RasterizerVulkan; class RasterizerVulkan;
class RenderPassCache; class RenderPassCache;
class VKDescriptorPool;
class VKScheduler; class VKScheduler;
class VKUpdateDescriptorQueue; class VKUpdateDescriptorQueue;
@ -105,7 +105,7 @@ public:
Tegra::Engines::Maxwell3D& maxwell3d, Tegra::Engines::Maxwell3D& maxwell3d,
Tegra::Engines::KeplerCompute& kepler_compute, Tegra::Engines::KeplerCompute& kepler_compute,
Tegra::MemoryManager& gpu_memory, const Device& device, Tegra::MemoryManager& gpu_memory, const Device& device,
VKScheduler& scheduler, VKDescriptorPool& descriptor_pool, VKScheduler& scheduler, DescriptorPool& descriptor_pool,
VKUpdateDescriptorQueue& update_descriptor_queue, VKUpdateDescriptorQueue& update_descriptor_queue,
RenderPassCache& render_pass_cache, BufferCache& buffer_cache, RenderPassCache& render_pass_cache, BufferCache& buffer_cache,
TextureCache& texture_cache); TextureCache& texture_cache);
@ -147,7 +147,7 @@ private:
const Device& device; const Device& device;
VKScheduler& scheduler; VKScheduler& scheduler;
VKDescriptorPool& descriptor_pool; DescriptorPool& descriptor_pool;
VKUpdateDescriptorQueue& update_descriptor_queue; VKUpdateDescriptorQueue& update_descriptor_queue;
RenderPassCache& render_pass_cache; RenderPassCache& render_pass_cache;
BufferCache& buffer_cache; BufferCache& buffer_cache;

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@ -147,7 +147,7 @@ private:
VKScheduler& scheduler; VKScheduler& scheduler;
StagingBufferPool staging_pool; StagingBufferPool staging_pool;
VKDescriptorPool descriptor_pool; DescriptorPool descriptor_pool;
VKUpdateDescriptorQueue update_descriptor_queue; VKUpdateDescriptorQueue update_descriptor_queue;
BlitImageHelper blit_image; BlitImageHelper blit_image;
ASTCDecoderPass astc_decoder_pass; ASTCDecoderPass astc_decoder_pass;