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gl_buffer_cache: Mark buffers as resident

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Make stream buffer and cached buffers as resident and query their
address. This allows us to use GPU addresses for several proprietary
Nvidia extensions.
This commit is contained in:
ReinUsesLisp
2020-05-11 16:35:04 -03:00
parent 73fb3a304b
commit 32485917ba
10 changed files with 111 additions and 67 deletions
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4
src/video_core/renderer_vulkan/vk_buffer_cache.cpp
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@@ -71,14 +71,14 @@ std::shared_ptr<Buffer> VKBufferCache::CreateBlock(VAddr cpu_addr, std::size_t s
return std::make_shared<Buffer>(device, memory_manager, cpu_addr, size);
}
VkBuffer VKBufferCache::GetEmptyBuffer(std::size_t size) {
VKBufferCache::BufferInfo VKBufferCache::GetEmptyBuffer(std::size_t size) {
size = std::max(size, std::size_t(4));
const auto& empty = staging_pool.GetUnusedBuffer(size, false);
scheduler.RequestOutsideRenderPassOperationContext();
scheduler.Record([size, buffer = *empty.handle](vk::CommandBuffer cmdbuf) {
cmdbuf.FillBuffer(buffer, 0, size, 0);
});
return *empty.handle;
return {*empty.handle, 0, 0};
}
void VKBufferCache::UploadBlockData(const Buffer& buffer, std::size_t offset, std::size_t size,

6
src/video_core/renderer_vulkan/vk_buffer_cache.h
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@@ -33,6 +33,10 @@ public:
return *buffer.handle;
}
u64 Address() const {
return 0;
}
private:
VKBuffer buffer;
};
@@ -44,7 +48,7 @@ public:
VKScheduler& scheduler, VKStagingBufferPool& staging_pool);
~VKBufferCache();
VkBuffer GetEmptyBuffer(std::size_t size) override;
BufferInfo GetEmptyBuffer(std::size_t size) override;
protected:
std::shared_ptr<Buffer> CreateBlock(VAddr cpu_addr, std::size_t size) override;

31
src/video_core/renderer_vulkan/vk_rasterizer.cpp
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@@ -870,10 +870,10 @@ void RasterizerVulkan::BeginTransformFeedback() {
UNIMPLEMENTED_IF(binding.buffer_offset != 0);
const GPUVAddr gpu_addr = binding.Address();
const auto size = static_cast<VkDeviceSize>(binding.buffer_size);
const auto [buffer, offset] = buffer_cache.UploadMemory(gpu_addr, size, 4, true);
const VkDeviceSize size = static_cast<VkDeviceSize>(binding.buffer_size);
const auto info = buffer_cache.UploadMemory(gpu_addr, size, 4, true);
scheduler.Record([buffer = buffer, offset = offset, size](vk::CommandBuffer cmdbuf) {
scheduler.Record([buffer = info.handle, offset = info.offset, size](vk::CommandBuffer cmdbuf) {
cmdbuf.BindTransformFeedbackBuffersEXT(0, 1, &buffer, &offset, &size);
cmdbuf.BeginTransformFeedbackEXT(0, 0, nullptr, nullptr);
});
@@ -925,8 +925,8 @@ void RasterizerVulkan::SetupVertexArrays(FixedPipelineState::VertexInput& vertex
buffer_bindings.AddVertexBinding(DefaultBuffer(), 0);
continue;
}
const auto [buffer, offset] = buffer_cache.UploadMemory(start, size);
buffer_bindings.AddVertexBinding(buffer, offset);
const auto info = buffer_cache.UploadMemory(start, size);
buffer_bindings.AddVertexBinding(info.handle, info.offset);
}
}
@@ -948,7 +948,9 @@ void RasterizerVulkan::SetupIndexBuffer(BufferBindings& buffer_bindings, DrawPar
break;
}
const GPUVAddr gpu_addr = regs.index_array.IndexStart();
auto [buffer, offset] = buffer_cache.UploadMemory(gpu_addr, CalculateIndexBufferSize());
const auto info = buffer_cache.UploadMemory(gpu_addr, CalculateIndexBufferSize());
VkBuffer buffer = info.handle;
u64 offset = info.offset;
std::tie(buffer, offset) = quad_indexed_pass.Assemble(
regs.index_array.format, params.num_vertices, params.base_vertex, buffer, offset);
@@ -962,7 +964,9 @@ void RasterizerVulkan::SetupIndexBuffer(BufferBindings& buffer_bindings, DrawPar
break;
}
const GPUVAddr gpu_addr = regs.index_array.IndexStart();
auto [buffer, offset] = buffer_cache.UploadMemory(gpu_addr, CalculateIndexBufferSize());
const auto info = buffer_cache.UploadMemory(gpu_addr, CalculateIndexBufferSize());
VkBuffer buffer = info.handle;
u64 offset = info.offset;
auto format = regs.index_array.format;
const bool is_uint8 = format == Maxwell::IndexFormat::UnsignedByte;
@@ -1109,10 +1113,9 @@ void RasterizerVulkan::SetupConstBuffer(const ConstBufferEntry& entry,
Common::AlignUp(CalculateConstBufferSize(entry, buffer), 4 * sizeof(float));
ASSERT(size <= MaxConstbufferSize);
const auto [buffer_handle, offset] =
const auto info =
buffer_cache.UploadMemory(buffer.address, size, device.GetUniformBufferAlignment());
update_descriptor_queue.AddBuffer(buffer_handle, offset, size);
update_descriptor_queue.AddBuffer(info.handle, info.offset, size);
}
void RasterizerVulkan::SetupGlobalBuffer(const GlobalBufferEntry& entry, GPUVAddr address) {
@@ -1126,14 +1129,14 @@ void RasterizerVulkan::SetupGlobalBuffer(const GlobalBufferEntry& entry, GPUVAdd
// Note: Do *not* use DefaultBuffer() here, storage buffers can be written breaking the
// default buffer.
static constexpr std::size_t dummy_size = 4;
const auto buffer = buffer_cache.GetEmptyBuffer(dummy_size);
update_descriptor_queue.AddBuffer(buffer, 0, dummy_size);
const auto info = buffer_cache.GetEmptyBuffer(dummy_size);
update_descriptor_queue.AddBuffer(info.handle, info.offset, dummy_size);
return;
}
const auto [buffer, offset] = buffer_cache.UploadMemory(
const auto info = buffer_cache.UploadMemory(
actual_addr, size, device.GetStorageBufferAlignment(), entry.IsWritten());
update_descriptor_queue.AddBuffer(buffer, offset, size);
update_descriptor_queue.AddBuffer(info.handle, info.offset, size);
}
void RasterizerVulkan::SetupUniformTexels(const Tegra::Texture::TICEntry& tic,

6
src/video_core/renderer_vulkan/vk_stream_buffer.h
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@@ -35,10 +35,14 @@ public:
/// Ensures that "size" bytes of memory are available to the GPU, potentially recording a copy.
void Unmap(u64 size);
VkBuffer Handle() const {
VkBuffer Handle() const noexcept {
return *buffer;
}
u64 Address() const noexcept {
return 0;
}
private:
struct Watch final {
VKFenceWatch fence;