mirror of
https://git.suyu.dev/suyu/suyu.git
synced 2024-11-15 22:54:00 +00:00
gl_buffer_cache: Rework to support internalized buffers
This commit is contained in:
parent
f8ba72d491
commit
8155b12d3d
3 changed files with 176 additions and 67 deletions
|
@ -7,90 +7,165 @@
|
|||
#include <utility>
|
||||
|
||||
#include "common/alignment.h"
|
||||
#include "common/assert.h"
|
||||
#include "core/core.h"
|
||||
#include "video_core/memory_manager.h"
|
||||
#include "video_core/renderer_opengl/gl_buffer_cache.h"
|
||||
#include "video_core/renderer_opengl/gl_rasterizer.h"
|
||||
#include "video_core/renderer_opengl/gl_resource_manager.h"
|
||||
|
||||
namespace OpenGL {
|
||||
|
||||
CachedBufferEntry::CachedBufferEntry(VAddr cpu_addr, u8* host_ptr, std::size_t size,
|
||||
std::size_t alignment, GLuint buffer, GLintptr offset)
|
||||
: RasterizerCacheObject{host_ptr}, cpu_addr{cpu_addr}, size{size}, alignment{alignment},
|
||||
buffer{buffer}, offset{offset} {}
|
||||
namespace {
|
||||
|
||||
constexpr GLuint EmptyBuffer = 0;
|
||||
constexpr GLintptr CachedBufferOffset = 0;
|
||||
|
||||
OGLBuffer CreateBuffer(std::size_t size, GLenum usage) {
|
||||
OGLBuffer buffer;
|
||||
buffer.Create();
|
||||
glNamedBufferData(buffer.handle, size, nullptr, usage);
|
||||
return buffer;
|
||||
}
|
||||
|
||||
} // Anonymous namespace
|
||||
|
||||
CachedBufferEntry::CachedBufferEntry(VAddr cpu_addr, u8* host_ptr)
|
||||
: RasterizerCacheObject{host_ptr}, cpu_addr{cpu_addr} {}
|
||||
|
||||
OGLBufferCache::OGLBufferCache(RasterizerOpenGL& rasterizer, std::size_t size)
|
||||
: RasterizerCache{rasterizer}, stream_buffer(size, true) {}
|
||||
|
||||
std::pair<GLuint, GLintptr> OGLBufferCache::UploadMemory(GPUVAddr gpu_addr, std::size_t size,
|
||||
std::size_t alignment, bool cache) {
|
||||
OGLBufferCache::~OGLBufferCache() = default;
|
||||
|
||||
void OGLBufferCache::Unregister(const std::shared_ptr<CachedBufferEntry>& entry) {
|
||||
std::lock_guard lock{mutex};
|
||||
|
||||
if (entry->IsInternalized()) {
|
||||
internalized_entries.erase(entry->GetCacheAddr());
|
||||
}
|
||||
ReserveBuffer(entry);
|
||||
RasterizerCache<std::shared_ptr<CachedBufferEntry>>::Unregister(entry);
|
||||
}
|
||||
|
||||
OGLBufferCache::BufferInfo OGLBufferCache::UploadMemory(GPUVAddr gpu_addr, std::size_t size,
|
||||
std::size_t alignment, bool internalize) {
|
||||
std::lock_guard lock{mutex};
|
||||
|
||||
auto& memory_manager = Core::System::GetInstance().GPU().MemoryManager();
|
||||
|
||||
const auto& host_ptr{memory_manager.GetPointer(gpu_addr)};
|
||||
const auto host_ptr{memory_manager.GetPointer(gpu_addr)};
|
||||
const auto cache_addr{ToCacheAddr(host_ptr)};
|
||||
if (!host_ptr) {
|
||||
// Return a dummy buffer when host_ptr is invalid.
|
||||
return {0, 0};
|
||||
return {EmptyBuffer, 0};
|
||||
}
|
||||
|
||||
// Cache management is a big overhead, so only cache entries with a given size.
|
||||
// TODO: Figure out which size is the best for given games.
|
||||
cache &= size >= 2048;
|
||||
|
||||
if (cache) {
|
||||
if (auto entry = TryGet(host_ptr); entry) {
|
||||
if (entry->GetSize() >= size && entry->GetAlignment() == alignment) {
|
||||
return {entry->GetBuffer(), entry->GetOffset()};
|
||||
}
|
||||
Unregister(entry);
|
||||
}
|
||||
if (!internalize && size < 0x800 &&
|
||||
internalized_entries.find(cache_addr) == internalized_entries.end()) {
|
||||
return StreamBufferUpload(host_ptr, size, alignment);
|
||||
}
|
||||
|
||||
AlignBuffer(alignment);
|
||||
const GLintptr uploaded_offset = buffer_offset;
|
||||
|
||||
std::memcpy(buffer_ptr, host_ptr, size);
|
||||
buffer_ptr += size;
|
||||
buffer_offset += size;
|
||||
|
||||
const GLuint buffer = stream_buffer.GetHandle();
|
||||
if (cache) {
|
||||
const VAddr cpu_addr = *memory_manager.GpuToCpuAddress(gpu_addr);
|
||||
Register(std::make_shared<CachedBufferEntry>(cpu_addr, host_ptr, size, alignment, buffer,
|
||||
uploaded_offset));
|
||||
auto entry = TryGet(host_ptr);
|
||||
if (!entry) {
|
||||
return FixedBufferUpload(gpu_addr, host_ptr, size, internalize);
|
||||
}
|
||||
|
||||
return {buffer, uploaded_offset};
|
||||
if (entry->GetSize() < size) {
|
||||
GrowBuffer(entry, size);
|
||||
}
|
||||
return {entry->GetBuffer(), CachedBufferOffset};
|
||||
}
|
||||
|
||||
std::pair<GLuint, GLintptr> OGLBufferCache::UploadHostMemory(const void* raw_pointer,
|
||||
std::size_t size,
|
||||
std::size_t alignment) {
|
||||
std::lock_guard lock{mutex};
|
||||
OGLBufferCache::BufferInfo OGLBufferCache::UploadHostMemory(const void* raw_pointer,
|
||||
std::size_t size,
|
||||
std::size_t alignment) {
|
||||
return StreamBufferUpload(raw_pointer, size, alignment);
|
||||
}
|
||||
|
||||
bool OGLBufferCache::Map(std::size_t max_size) {
|
||||
const auto max_size_ = static_cast<GLsizeiptr>(max_size);
|
||||
bool invalidate;
|
||||
std::tie(buffer_ptr, buffer_offset_base, invalidate) = stream_buffer.Map(max_size_, 4);
|
||||
buffer_offset = buffer_offset_base;
|
||||
return invalidate;
|
||||
}
|
||||
|
||||
void OGLBufferCache::Unmap() {
|
||||
stream_buffer.Unmap(buffer_offset - buffer_offset_base);
|
||||
}
|
||||
|
||||
OGLBufferCache::BufferInfo OGLBufferCache::StreamBufferUpload(const void* raw_pointer,
|
||||
std::size_t size,
|
||||
std::size_t alignment) {
|
||||
AlignBuffer(alignment);
|
||||
std::memcpy(buffer_ptr, raw_pointer, size);
|
||||
const GLintptr uploaded_offset = buffer_offset;
|
||||
std::memcpy(buffer_ptr, raw_pointer, size);
|
||||
|
||||
buffer_ptr += size;
|
||||
buffer_offset += size;
|
||||
return {stream_buffer.GetHandle(), uploaded_offset};
|
||||
}
|
||||
|
||||
bool OGLBufferCache::Map(std::size_t max_size) {
|
||||
bool invalidate;
|
||||
std::tie(buffer_ptr, buffer_offset_base, invalidate) =
|
||||
stream_buffer.Map(static_cast<GLsizeiptr>(max_size), 4);
|
||||
buffer_offset = buffer_offset_base;
|
||||
|
||||
if (invalidate) {
|
||||
InvalidateAll();
|
||||
OGLBufferCache::BufferInfo OGLBufferCache::FixedBufferUpload(GPUVAddr gpu_addr, u8* host_ptr,
|
||||
std::size_t size, bool internalize) {
|
||||
if (internalize) {
|
||||
internalized_entries.emplace(ToCacheAddr(host_ptr));
|
||||
}
|
||||
return invalidate;
|
||||
auto& memory_manager = Core::System::GetInstance().GPU().MemoryManager();
|
||||
const auto cpu_addr = *memory_manager.GpuToCpuAddress(gpu_addr);
|
||||
auto entry = GetUncachedBuffer(cpu_addr, host_ptr);
|
||||
entry->SetSize(size);
|
||||
entry->SetInternalState(internalize);
|
||||
Register(entry);
|
||||
|
||||
if (entry->GetCapacity() < size) {
|
||||
entry->SetCapacity(CreateBuffer(size, GL_STATIC_DRAW), size);
|
||||
}
|
||||
glNamedBufferSubData(entry->GetBuffer(), 0, static_cast<GLintptr>(size), host_ptr);
|
||||
return {entry->GetBuffer(), CachedBufferOffset};
|
||||
}
|
||||
|
||||
void OGLBufferCache::Unmap() {
|
||||
stream_buffer.Unmap(buffer_offset - buffer_offset_base);
|
||||
void OGLBufferCache::GrowBuffer(std::shared_ptr<CachedBufferEntry>& entry, std::size_t new_size) {
|
||||
const auto old_size = static_cast<GLintptr>(entry->GetSize());
|
||||
if (entry->GetCapacity() < new_size) {
|
||||
const auto old_buffer = entry->GetBuffer();
|
||||
OGLBuffer new_buffer = CreateBuffer(new_size, GL_STATIC_COPY);
|
||||
|
||||
// Copy bits from the old buffer to the new buffer.
|
||||
glCopyNamedBufferSubData(old_buffer, new_buffer.handle, 0, 0, old_size);
|
||||
entry->SetCapacity(std::move(new_buffer), new_size);
|
||||
}
|
||||
// Upload the new bits.
|
||||
const auto size_diff = static_cast<GLintptr>(new_size - old_size);
|
||||
glNamedBufferSubData(entry->GetBuffer(), old_size, size_diff, entry->GetHostPtr() + old_size);
|
||||
|
||||
// Update entry's size in the object and in the cache.
|
||||
entry->SetSize(new_size);
|
||||
Unregister(entry);
|
||||
Register(entry);
|
||||
}
|
||||
|
||||
std::shared_ptr<CachedBufferEntry> OGLBufferCache::GetUncachedBuffer(VAddr cpu_addr, u8* host_ptr) {
|
||||
if (auto entry = TryGetReservedBuffer(host_ptr); entry) {
|
||||
return entry;
|
||||
}
|
||||
return std::make_shared<CachedBufferEntry>(cpu_addr, host_ptr);
|
||||
}
|
||||
|
||||
std::shared_ptr<CachedBufferEntry> OGLBufferCache::TryGetReservedBuffer(u8* host_ptr) {
|
||||
const auto it = buffer_reserve.find(ToCacheAddr(host_ptr));
|
||||
if (it == buffer_reserve.end()) {
|
||||
return {};
|
||||
}
|
||||
auto& reserve = it->second;
|
||||
auto entry = reserve.back();
|
||||
reserve.pop_back();
|
||||
return entry;
|
||||
}
|
||||
|
||||
void OGLBufferCache::ReserveBuffer(std::shared_ptr<CachedBufferEntry> entry) {
|
||||
buffer_reserve[entry->GetCacheAddr()].push_back(std::move(entry));
|
||||
}
|
||||
|
||||
void OGLBufferCache::AlignBuffer(std::size_t alignment) {
|
||||
|
|
|
@ -5,9 +5,12 @@
|
|||
#pragma once
|
||||
|
||||
#include <cstddef>
|
||||
#include <map>
|
||||
#include <memory>
|
||||
#include <tuple>
|
||||
#include <unordered_set>
|
||||
#include <utility>
|
||||
#include <vector>
|
||||
|
||||
#include "common/common_types.h"
|
||||
#include "video_core/rasterizer_cache.h"
|
||||
|
@ -20,8 +23,7 @@ class RasterizerOpenGL;
|
|||
|
||||
class CachedBufferEntry final : public RasterizerCacheObject {
|
||||
public:
|
||||
explicit CachedBufferEntry(VAddr cpu_addr, u8* host_ptr, std::size_t size,
|
||||
std::size_t alignment, GLuint buffer, GLintptr offset);
|
||||
explicit CachedBufferEntry(VAddr cpu_addr, u8* host_ptr);
|
||||
|
||||
VAddr GetCpuAddr() const override {
|
||||
return cpu_addr;
|
||||
|
@ -35,55 +37,87 @@ public:
|
|||
return size;
|
||||
}
|
||||
|
||||
std::size_t GetAlignment() const {
|
||||
return alignment;
|
||||
std::size_t GetCapacity() const {
|
||||
return capacity;
|
||||
}
|
||||
|
||||
bool IsInternalized() const {
|
||||
return is_internal;
|
||||
}
|
||||
|
||||
GLuint GetBuffer() const {
|
||||
return buffer;
|
||||
return buffer.handle;
|
||||
}
|
||||
|
||||
GLintptr GetOffset() const {
|
||||
return offset;
|
||||
void SetSize(std::size_t new_size) {
|
||||
size = new_size;
|
||||
}
|
||||
|
||||
void SetInternalState(bool is_internal_) {
|
||||
is_internal = is_internal_;
|
||||
}
|
||||
|
||||
void SetCapacity(OGLBuffer&& new_buffer, std::size_t new_capacity) {
|
||||
capacity = new_capacity;
|
||||
buffer = std::move(new_buffer);
|
||||
}
|
||||
|
||||
private:
|
||||
VAddr cpu_addr{};
|
||||
std::size_t size{};
|
||||
std::size_t alignment{};
|
||||
|
||||
GLuint buffer{};
|
||||
GLintptr offset{};
|
||||
std::size_t capacity{};
|
||||
bool is_internal{};
|
||||
OGLBuffer buffer;
|
||||
};
|
||||
|
||||
class OGLBufferCache final : public RasterizerCache<std::shared_ptr<CachedBufferEntry>> {
|
||||
using BufferInfo = std::pair<GLuint, GLintptr>;
|
||||
|
||||
public:
|
||||
explicit OGLBufferCache(RasterizerOpenGL& rasterizer, std::size_t size);
|
||||
~OGLBufferCache();
|
||||
|
||||
void Unregister(const std::shared_ptr<CachedBufferEntry>& entry) override;
|
||||
|
||||
/// Uploads data from a guest GPU address. Returns the OpenGL buffer where it's located and its
|
||||
/// offset.
|
||||
std::pair<GLuint, GLintptr> UploadMemory(GPUVAddr gpu_addr, std::size_t size,
|
||||
std::size_t alignment = 4, bool cache = true);
|
||||
BufferInfo UploadMemory(GPUVAddr gpu_addr, std::size_t size, std::size_t alignment = 4,
|
||||
bool internalize = false);
|
||||
|
||||
/// Uploads from a host memory. Returns the OpenGL buffer where it's located and its offset.
|
||||
std::pair<GLuint, GLintptr> UploadHostMemory(const void* raw_pointer, std::size_t size,
|
||||
std::size_t alignment = 4);
|
||||
BufferInfo UploadHostMemory(const void* raw_pointer, std::size_t size,
|
||||
std::size_t alignment = 4);
|
||||
|
||||
bool Map(std::size_t max_size);
|
||||
void Unmap();
|
||||
|
||||
protected:
|
||||
void AlignBuffer(std::size_t alignment);
|
||||
|
||||
// We do not have to flush this cache as things in it are never modified by us.
|
||||
void FlushObjectInner(const std::shared_ptr<CachedBufferEntry>& object) override {}
|
||||
|
||||
private:
|
||||
OGLStreamBuffer stream_buffer;
|
||||
BufferInfo StreamBufferUpload(const void* raw_pointer, std::size_t size, std::size_t alignment);
|
||||
|
||||
BufferInfo FixedBufferUpload(GPUVAddr gpu_addr, u8* host_ptr, std::size_t size,
|
||||
bool internalize);
|
||||
|
||||
void GrowBuffer(std::shared_ptr<CachedBufferEntry>& entry, std::size_t new_size);
|
||||
|
||||
std::shared_ptr<CachedBufferEntry> GetUncachedBuffer(VAddr cpu_addr, u8* host_ptr);
|
||||
|
||||
std::shared_ptr<CachedBufferEntry> TryGetReservedBuffer(u8* host_ptr);
|
||||
|
||||
void ReserveBuffer(std::shared_ptr<CachedBufferEntry> entry);
|
||||
|
||||
void AlignBuffer(std::size_t alignment);
|
||||
|
||||
u8* buffer_ptr = nullptr;
|
||||
GLintptr buffer_offset = 0;
|
||||
GLintptr buffer_offset_base = 0;
|
||||
|
||||
OGLStreamBuffer stream_buffer;
|
||||
std::unordered_set<CacheAddr> internalized_entries;
|
||||
std::unordered_map<CacheAddr, std::vector<std::shared_ptr<CachedBufferEntry>>> buffer_reserve;
|
||||
};
|
||||
|
||||
} // namespace OpenGL
|
||||
|
|
|
@ -790,7 +790,7 @@ void RasterizerOpenGL::SetupConstBuffer(const Tegra::Engines::ConstBufferInfo& b
|
|||
size = Common::AlignUp(size, sizeof(GLvec4));
|
||||
ASSERT_MSG(size <= MaxConstbufferSize, "Constant buffer is too big");
|
||||
|
||||
const std::size_t alignment = device.GetUniformBufferAlignment();
|
||||
const auto alignment = device.GetUniformBufferAlignment();
|
||||
const auto [cbuf, offset] = buffer_cache.UploadMemory(buffer.address, size, alignment);
|
||||
bind_ubo_pushbuffer.Push(cbuf, offset, size);
|
||||
}
|
||||
|
|
Loading…
Reference in a new issue