diff options
author | ReinUsesLisp <reinuseslisp@airmail.cc> | 2020-04-17 10:13:35 +0200 |
---|---|---|
committer | ReinUsesLisp <reinuseslisp@airmail.cc> | 2020-04-17 23:12:48 +0200 |
commit | a7b6bd56d79f462bb1ca39da91b1bb3d4226fe24 (patch) | |
tree | b3af324d3ef4eb262a709b14d89f63362505c653 /src/video_core | |
parent | Merge pull request #3703 from yuzu-emu/revert-3656-glsl-full-decompile (diff) | |
download | yuzu-a7b6bd56d79f462bb1ca39da91b1bb3d4226fe24.tar yuzu-a7b6bd56d79f462bb1ca39da91b1bb3d4226fe24.tar.gz yuzu-a7b6bd56d79f462bb1ca39da91b1bb3d4226fe24.tar.bz2 yuzu-a7b6bd56d79f462bb1ca39da91b1bb3d4226fe24.tar.lz yuzu-a7b6bd56d79f462bb1ca39da91b1bb3d4226fe24.tar.xz yuzu-a7b6bd56d79f462bb1ca39da91b1bb3d4226fe24.tar.zst yuzu-a7b6bd56d79f462bb1ca39da91b1bb3d4226fe24.zip |
Diffstat (limited to '')
-rw-r--r-- | src/video_core/renderer_vulkan/vk_stream_buffer.cpp | 76 | ||||
-rw-r--r-- | src/video_core/renderer_vulkan/vk_stream_buffer.h | 5 |
2 files changed, 48 insertions, 33 deletions
diff --git a/src/video_core/renderer_vulkan/vk_stream_buffer.cpp b/src/video_core/renderer_vulkan/vk_stream_buffer.cpp index 38a93a01a..868447af2 100644 --- a/src/video_core/renderer_vulkan/vk_stream_buffer.cpp +++ b/src/video_core/renderer_vulkan/vk_stream_buffer.cpp @@ -3,6 +3,7 @@ // Refer to the license.txt file included. #include <algorithm> +#include <limits> #include <optional> #include <tuple> #include <vector> @@ -22,22 +23,38 @@ namespace { constexpr u64 WATCHES_INITIAL_RESERVE = 0x4000; constexpr u64 WATCHES_RESERVE_CHUNK = 0x1000; -constexpr u64 STREAM_BUFFER_SIZE = 256 * 1024 * 1024; +constexpr u64 PREFERRED_STREAM_BUFFER_SIZE = 256 * 1024 * 1024; -std::optional<u32> FindMemoryType(const VKDevice& device, u32 filter, - VkMemoryPropertyFlags wanted) { - const auto properties = device.GetPhysical().GetMemoryProperties(); - for (u32 i = 0; i < properties.memoryTypeCount; i++) { - if (!(filter & (1 << i))) { - continue; - } - if ((properties.memoryTypes[i].propertyFlags & wanted) == wanted) { +/// Find a memory type with the passed requirements +std::optional<u32> FindMemoryType(const VkPhysicalDeviceMemoryProperties& properties, + VkMemoryPropertyFlags wanted, + u32 filter = std::numeric_limits<u32>::max()) { + for (u32 i = 0; i < properties.memoryTypeCount; ++i) { + const auto flags = properties.memoryTypes[i].propertyFlags; + if ((flags & wanted) == wanted && (filter & (1U << i)) != 0) { return i; } } return std::nullopt; } +/// Get the preferred host visible memory type. +u32 GetMemoryType(const VkPhysicalDeviceMemoryProperties& properties, + u32 filter = std::numeric_limits<u32>::max()) { + // Prefer device local host visible allocations. Both AMD and Nvidia now provide one. + // Otherwise search for a host visible allocation. + static constexpr auto HOST_MEMORY = + VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT; + static constexpr auto DYNAMIC_MEMORY = HOST_MEMORY | VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT; + + std::optional preferred_type = FindMemoryType(properties, DYNAMIC_MEMORY); + if (!preferred_type) { + preferred_type = FindMemoryType(properties, HOST_MEMORY); + ASSERT_MSG(preferred_type, "No host visible and coherent memory type found"); + } + return preferred_type.value_or(0); +} + } // Anonymous namespace VKStreamBuffer::VKStreamBuffer(const VKDevice& device, VKScheduler& scheduler, @@ -51,7 +68,7 @@ VKStreamBuffer::VKStreamBuffer(const VKDevice& device, VKScheduler& scheduler, VKStreamBuffer::~VKStreamBuffer() = default; std::tuple<u8*, u64, bool> VKStreamBuffer::Map(u64 size, u64 alignment) { - ASSERT(size <= STREAM_BUFFER_SIZE); + ASSERT(size <= stream_buffer_size); mapped_size = size; if (alignment > 0) { @@ -61,7 +78,7 @@ std::tuple<u8*, u64, bool> VKStreamBuffer::Map(u64 size, u64 alignment) { WaitPendingOperations(offset); bool invalidated = false; - if (offset + size > STREAM_BUFFER_SIZE) { + if (offset + size > stream_buffer_size) { // The buffer would overflow, save the amount of used watches and reset the state. invalidation_mark = current_watch_cursor; current_watch_cursor = 0; @@ -98,40 +115,37 @@ void VKStreamBuffer::Unmap(u64 size) { } void VKStreamBuffer::CreateBuffers(VkBufferUsageFlags usage) { + const auto memory_properties = device.GetPhysical().GetMemoryProperties(); + const u32 preferred_type = GetMemoryType(memory_properties); + const u32 preferred_heap = memory_properties.memoryTypes[preferred_type].heapIndex; + + // Substract from the preferred heap size some bytes to avoid getting out of memory. + const VkDeviceSize heap_size = memory_properties.memoryHeaps[preferred_heap].size; + const VkDeviceSize allocable_size = heap_size - 4 * 1024 * 1024; + VkBufferCreateInfo buffer_ci; buffer_ci.sType = VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO; buffer_ci.pNext = nullptr; buffer_ci.flags = 0; - buffer_ci.size = STREAM_BUFFER_SIZE; + buffer_ci.size = std::min(PREFERRED_STREAM_BUFFER_SIZE, allocable_size); buffer_ci.usage = usage; buffer_ci.sharingMode = VK_SHARING_MODE_EXCLUSIVE; buffer_ci.queueFamilyIndexCount = 0; buffer_ci.pQueueFamilyIndices = nullptr; - const auto& dev = device.GetLogical(); - buffer = dev.CreateBuffer(buffer_ci); - - const auto& dld = device.GetDispatchLoader(); - const auto requirements = dev.GetBufferMemoryRequirements(*buffer); - // Prefer device local host visible allocations (this should hit AMD's pinned memory). - auto type = - FindMemoryType(device, requirements.memoryTypeBits, - VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT | - VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT); - if (!type) { - // Otherwise search for a host visible allocation. - type = FindMemoryType(device, requirements.memoryTypeBits, - VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | - VK_MEMORY_PROPERTY_HOST_COHERENT_BIT); - ASSERT_MSG(type, "No host visible and coherent memory type found"); - } + buffer = device.GetLogical().CreateBuffer(buffer_ci); + + const auto requirements = device.GetLogical().GetBufferMemoryRequirements(*buffer); + const u32 required_flags = requirements.memoryTypeBits; + stream_buffer_size = static_cast<u64>(requirements.size); + VkMemoryAllocateInfo memory_ai; memory_ai.sType = VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO; memory_ai.pNext = nullptr; memory_ai.allocationSize = requirements.size; - memory_ai.memoryTypeIndex = *type; + memory_ai.memoryTypeIndex = GetMemoryType(memory_properties, required_flags); - memory = dev.AllocateMemory(memory_ai); + memory = device.GetLogical().AllocateMemory(memory_ai); buffer.BindMemory(*memory, 0); } diff --git a/src/video_core/renderer_vulkan/vk_stream_buffer.h b/src/video_core/renderer_vulkan/vk_stream_buffer.h index 58ce8b973..dfddf7ad6 100644 --- a/src/video_core/renderer_vulkan/vk_stream_buffer.h +++ b/src/video_core/renderer_vulkan/vk_stream_buffer.h @@ -56,8 +56,9 @@ private: const VKDevice& device; ///< Vulkan device manager. VKScheduler& scheduler; ///< Command scheduler. - vk::Buffer buffer; ///< Mapped buffer. - vk::DeviceMemory memory; ///< Memory allocation. + vk::Buffer buffer; ///< Mapped buffer. + vk::DeviceMemory memory; ///< Memory allocation. + u64 stream_buffer_size{}; ///< Stream buffer size. u64 offset{}; ///< Buffer iterator. u64 mapped_size{}; ///< Size reserved for the current copy. |