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-rw-r--r--src/video_core/buffer_cache/buffer_cache.h4
-rw-r--r--src/video_core/renderer_opengl/gl_buffer_cache.cpp86
-rw-r--r--src/video_core/renderer_opengl/gl_buffer_cache.h20
3 files changed, 45 insertions, 65 deletions
diff --git a/src/video_core/buffer_cache/buffer_cache.h b/src/video_core/buffer_cache/buffer_cache.h
index 0fff42826..a296036f4 100644
--- a/src/video_core/buffer_cache/buffer_cache.h
+++ b/src/video_core/buffer_cache/buffer_cache.h
@@ -91,7 +91,7 @@ class BufferCache {
};
public:
- static constexpr size_t SKIP_CACHE_SIZE = 4096;
+ static constexpr u32 SKIP_CACHE_SIZE = 4096;
explicit BufferCache(VideoCore::RasterizerInterface& rasterizer_,
Tegra::Engines::Maxwell3D& maxwell3d_,
@@ -671,7 +671,7 @@ void BufferCache<P>::BindHostGraphicsUniformBuffer(size_t stage, u32 index, u32
const VAddr cpu_addr = binding.cpu_addr;
const u32 size = binding.size;
Buffer& buffer = slot_buffers[binding.buffer_id];
- if (size <= runtime.SkipCacheSize() && !buffer.IsRegionGpuModified(cpu_addr, size)) {
+ if (size <= SKIP_CACHE_SIZE && !buffer.IsRegionGpuModified(cpu_addr, size)) {
if constexpr (IS_OPENGL) {
if (runtime.HasFastBufferSubData()) {
// Fast path for Nvidia
diff --git a/src/video_core/renderer_opengl/gl_buffer_cache.cpp b/src/video_core/renderer_opengl/gl_buffer_cache.cpp
index 889ad6c56..1e555098d 100644
--- a/src/video_core/renderer_opengl/gl_buffer_cache.cpp
+++ b/src/video_core/renderer_opengl/gl_buffer_cache.cpp
@@ -36,13 +36,8 @@ Buffer::Buffer(BufferCacheRuntime& runtime, VideoCore::RasterizerInterface& rast
buffer.Create();
const std::string name = fmt::format("Buffer 0x{:x}", CpuAddr());
glObjectLabel(GL_BUFFER, buffer.handle, static_cast<GLsizei>(name.size()), name.data());
- if (runtime.device.UseAssemblyShaders()) {
- CreateMemoryObjects(runtime);
- glNamedBufferStorageMemEXT(buffer.handle, SizeBytes(), memory_commit.ExportOpenGLHandle(),
- memory_commit.Offset());
- } else {
- glNamedBufferData(buffer.handle, SizeBytes(), nullptr, GL_DYNAMIC_DRAW);
- }
+ glNamedBufferData(buffer.handle, SizeBytes(), nullptr, GL_DYNAMIC_DRAW);
+
if (runtime.has_unified_vertex_buffers) {
glGetNamedBufferParameterui64vNV(buffer.handle, GL_BUFFER_GPU_ADDRESS_NV, &address);
}
@@ -71,61 +66,33 @@ void Buffer::MakeResident(GLenum access) noexcept {
glMakeNamedBufferResidentNV(buffer.handle, access);
}
-GLuint Buffer::SubBuffer(u32 offset) {
- if (offset == 0) {
- return buffer.handle;
- }
- for (const auto& [sub_buffer, sub_offset] : subs) {
- if (sub_offset == offset) {
- return sub_buffer.handle;
- }
- }
- OGLBuffer sub_buffer;
- sub_buffer.Create();
- glNamedBufferStorageMemEXT(sub_buffer.handle, SizeBytes() - offset,
- memory_commit.ExportOpenGLHandle(), memory_commit.Offset() + offset);
- return subs.emplace_back(std::move(sub_buffer), offset).first.handle;
-}
-
-void Buffer::CreateMemoryObjects(BufferCacheRuntime& runtime) {
- auto& allocator = runtime.vulkan_memory_allocator;
- auto& device = runtime.vulkan_device->GetLogical();
- auto vulkan_buffer = device.CreateBuffer(VkBufferCreateInfo{
- .sType = VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO,
- .pNext = nullptr,
- .flags = 0,
- .size = SizeBytes(),
- .usage = VK_BUFFER_USAGE_TRANSFER_SRC_BIT | VK_BUFFER_USAGE_TRANSFER_DST_BIT |
- VK_BUFFER_USAGE_UNIFORM_TEXEL_BUFFER_BIT |
- VK_BUFFER_USAGE_STORAGE_TEXEL_BUFFER_BIT | VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT |
- VK_BUFFER_USAGE_STORAGE_BUFFER_BIT | VK_BUFFER_USAGE_INDEX_BUFFER_BIT |
- VK_BUFFER_USAGE_VERTEX_BUFFER_BIT,
- .sharingMode = VK_SHARING_MODE_EXCLUSIVE,
- .queueFamilyIndexCount = 0,
- .pQueueFamilyIndices = nullptr,
- });
- const VkMemoryRequirements requirements = device.GetBufferMemoryRequirements(*vulkan_buffer);
- memory_commit = allocator->Commit(requirements, Vulkan::MemoryUsage::DeviceLocal);
-}
-
BufferCacheRuntime::BufferCacheRuntime(const Device& device_, const Vulkan::Device* vulkan_device_,
Vulkan::MemoryAllocator* vulkan_memory_allocator_)
: device{device_}, vulkan_device{vulkan_device_},
vulkan_memory_allocator{vulkan_memory_allocator_},
- stream_buffer{device.HasFastBufferSubData() ? std::nullopt
- : std::make_optional<StreamBuffer>()} {
+ has_fast_buffer_sub_data{device.HasFastBufferSubData()},
+ use_assembly_shaders{device.UseAssemblyShaders()},
+ has_unified_vertex_buffers{device.HasVertexBufferUnifiedMemory()},
+ stream_buffer{has_fast_buffer_sub_data ? std::nullopt : std::make_optional<StreamBuffer>()} {
GLint gl_max_attributes;
glGetIntegerv(GL_MAX_VERTEX_ATTRIBS, &gl_max_attributes);
max_attributes = static_cast<u32>(gl_max_attributes);
- use_assembly_shaders = device.UseAssemblyShaders();
- has_unified_vertex_buffers = device.HasVertexBufferUnifiedMemory();
-
for (auto& stage_uniforms : fast_uniforms) {
for (OGLBuffer& buffer : stage_uniforms) {
buffer.Create();
glNamedBufferData(buffer.handle, BufferCache::SKIP_CACHE_SIZE, nullptr, GL_STREAM_DRAW);
}
}
+ for (auto& stage_uniforms : copy_uniforms) {
+ for (OGLBuffer& buffer : stage_uniforms) {
+ buffer.Create();
+ glNamedBufferData(buffer.handle, 0x10'000, nullptr, GL_STREAM_COPY);
+ }
+ }
+ for (OGLBuffer& buffer : copy_compute_uniforms) {
+ buffer.Create();
+ glNamedBufferData(buffer.handle, 0x10'000, nullptr, GL_STREAM_COPY);
+ }
}
void BufferCacheRuntime::CopyBuffer(Buffer& dst_buffer, Buffer& src_buffer,
@@ -167,8 +134,14 @@ void BufferCacheRuntime::BindVertexBuffer(u32 index, Buffer& buffer, u32 offset,
void BufferCacheRuntime::BindUniformBuffer(size_t stage, u32 binding_index, Buffer& buffer,
u32 offset, u32 size) {
if (use_assembly_shaders) {
- const GLuint sub_buffer = buffer.SubBuffer(offset);
- glBindBufferRangeNV(PABO_LUT[stage], binding_index, sub_buffer, 0,
+ GLuint handle;
+ if (offset != 0) {
+ handle = copy_uniforms[stage][binding_index].handle;
+ glCopyNamedBufferSubData(buffer.Handle(), handle, offset, 0, size);
+ } else {
+ handle = buffer.Handle();
+ }
+ glBindBufferRangeNV(PABO_LUT[stage], binding_index, handle, 0,
static_cast<GLsizeiptr>(size));
} else {
const GLuint base_binding = device.GetBaseBindings(stage).uniform_buffer;
@@ -181,8 +154,15 @@ void BufferCacheRuntime::BindUniformBuffer(size_t stage, u32 binding_index, Buff
void BufferCacheRuntime::BindComputeUniformBuffer(u32 binding_index, Buffer& buffer, u32 offset,
u32 size) {
if (use_assembly_shaders) {
- glBindBufferRangeNV(GL_COMPUTE_PROGRAM_PARAMETER_BUFFER_NV, binding_index,
- buffer.SubBuffer(offset), 0, static_cast<GLsizeiptr>(size));
+ GLuint handle;
+ if (offset != 0) {
+ handle = copy_compute_uniforms[binding_index].handle;
+ glCopyNamedBufferSubData(buffer.Handle(), handle, offset, 0, size);
+ } else {
+ handle = buffer.Handle();
+ }
+ glBindBufferRangeNV(GL_COMPUTE_PROGRAM_PARAMETER_BUFFER_NV, binding_index, handle, 0,
+ static_cast<GLsizeiptr>(size));
} else {
glBindBufferRange(GL_UNIFORM_BUFFER, binding_index, buffer.Handle(),
static_cast<GLintptr>(offset), static_cast<GLsizeiptr>(size));
diff --git a/src/video_core/renderer_opengl/gl_buffer_cache.h b/src/video_core/renderer_opengl/gl_buffer_cache.h
index f4d8871a9..35c9deb51 100644
--- a/src/video_core/renderer_opengl/gl_buffer_cache.h
+++ b/src/video_core/renderer_opengl/gl_buffer_cache.h
@@ -39,8 +39,6 @@ public:
void MakeResident(GLenum access) noexcept;
- [[nodiscard]] GLuint SubBuffer(u32 offset);
-
[[nodiscard]] GLuint64EXT HostGpuAddr() const noexcept {
return address;
}
@@ -50,13 +48,9 @@ public:
}
private:
- void CreateMemoryObjects(BufferCacheRuntime& runtime);
-
GLuint64EXT address = 0;
- Vulkan::MemoryCommit memory_commit;
OGLBuffer buffer;
GLenum current_residency_access = GL_NONE;
- std::vector<std::pair<OGLBuffer, u32>> subs;
};
class BufferCacheRuntime {
@@ -127,7 +121,7 @@ public:
}
[[nodiscard]] bool HasFastBufferSubData() const noexcept {
- return device.HasFastBufferSubData();
+ return has_fast_buffer_sub_data;
}
private:
@@ -140,16 +134,22 @@ private:
const Device& device;
const Vulkan::Device* vulkan_device;
Vulkan::MemoryAllocator* vulkan_memory_allocator;
- std::optional<StreamBuffer> stream_buffer;
-
- u32 max_attributes = 0;
+ bool has_fast_buffer_sub_data = false;
bool use_assembly_shaders = false;
bool has_unified_vertex_buffers = false;
+ u32 max_attributes = 0;
+
+ std::optional<StreamBuffer> stream_buffer;
+
std::array<std::array<OGLBuffer, VideoCommon::NUM_GRAPHICS_UNIFORM_BUFFERS>,
VideoCommon::NUM_STAGES>
fast_uniforms;
+ std::array<std::array<OGLBuffer, VideoCommon::NUM_GRAPHICS_UNIFORM_BUFFERS>,
+ VideoCommon::NUM_STAGES>
+ copy_uniforms;
+ std::array<OGLBuffer, VideoCommon::NUM_COMPUTE_UNIFORM_BUFFERS> copy_compute_uniforms;
u32 index_buffer_offset = 0;
};
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-24 19:13:08 +0100