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// Copyright 2018 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <map>
#include <optional>
#include <set>
#include <vector>
#include "common/assert.h"
#include "video_core/renderer_vulkan/declarations.h"
#include "video_core/renderer_vulkan/vk_device.h"
namespace Vulkan {
namespace Alternatives {
constexpr std::array<vk::Format, 3> Depth24UnormS8Uint = {
vk::Format::eD32SfloatS8Uint, vk::Format::eD16UnormS8Uint, {}};
constexpr std::array<vk::Format, 3> Depth16UnormS8Uint = {
vk::Format::eD24UnormS8Uint, vk::Format::eD32SfloatS8Uint, {}};
} // namespace Alternatives
constexpr const vk::Format* GetFormatAlternatives(vk::Format format) {
switch (format) {
case vk::Format::eD24UnormS8Uint:
return Alternatives::Depth24UnormS8Uint.data();
case vk::Format::eD16UnormS8Uint:
return Alternatives::Depth16UnormS8Uint.data();
default:
return nullptr;
}
}
constexpr vk::FormatFeatureFlags GetFormatFeatures(vk::FormatProperties properties,
FormatType format_type) {
switch (format_type) {
case FormatType::Linear:
return properties.linearTilingFeatures;
case FormatType::Optimal:
return properties.optimalTilingFeatures;
case FormatType::Buffer:
return properties.bufferFeatures;
default:
return {};
}
}
VKDevice::VKDevice(const vk::DispatchLoaderDynamic& dldi, vk::PhysicalDevice physical,
vk::SurfaceKHR surface)
: physical{physical}, format_properties{GetFormatProperties(dldi, physical)} {
SetupFamilies(dldi, surface);
SetupProperties(dldi);
}
VKDevice::~VKDevice() = default;
bool VKDevice::Create(const vk::DispatchLoaderDynamic& dldi, vk::Instance instance) {
const auto queue_cis = GetDeviceQueueCreateInfos();
vk::PhysicalDeviceFeatures device_features{};
const std::vector<const char*> extensions = {VK_KHR_SWAPCHAIN_EXTENSION_NAME};
const vk::DeviceCreateInfo device_ci({}, static_cast<u32>(queue_cis.size()), queue_cis.data(),
0, nullptr, static_cast<u32>(extensions.size()),
extensions.data(), &device_features);
vk::Device dummy_logical;
if (physical.createDevice(&device_ci, nullptr, &dummy_logical, dldi) != vk::Result::eSuccess) {
LOG_CRITICAL(Render_Vulkan, "Logical device failed to be created!");
return false;
}
dld.init(instance, dldi.vkGetInstanceProcAddr, dummy_logical, dldi.vkGetDeviceProcAddr);
logical = UniqueDevice(
dummy_logical, vk::ObjectDestroy<vk::NoParent, vk::DispatchLoaderDynamic>(nullptr, dld));
graphics_queue = logical->getQueue(graphics_family, 0, dld);
present_queue = logical->getQueue(present_family, 0, dld);
return true;
}
vk::Format VKDevice::GetSupportedFormat(vk::Format wanted_format,
vk::FormatFeatureFlags wanted_usage,
FormatType format_type) const {
if (IsFormatSupported(wanted_format, wanted_usage, format_type)) {
return wanted_format;
}
// The wanted format is not supported by hardware, search for alternatives
const vk::Format* alternatives = GetFormatAlternatives(wanted_format);
if (alternatives == nullptr) {
LOG_CRITICAL(Render_Vulkan,
"Format={} with usage={} and type={} has no defined alternatives and host "
"hardware does not support it",
static_cast<u32>(wanted_format), static_cast<u32>(wanted_usage),
static_cast<u32>(format_type));
UNREACHABLE();
return wanted_format;
}
std::size_t i = 0;
for (vk::Format alternative = alternatives[0]; alternative != vk::Format{};
alternative = alternatives[++i]) {
if (!IsFormatSupported(alternative, wanted_usage, format_type))
continue;
LOG_WARNING(Render_Vulkan,
"Emulating format={} with alternative format={} with usage={} and type={}",
static_cast<u32>(wanted_format), static_cast<u32>(alternative),
static_cast<u32>(wanted_usage), static_cast<u32>(format_type));
return alternative;
}
// No alternatives found, panic
LOG_CRITICAL(Render_Vulkan,
"Format={} with usage={} and type={} is not supported by the host hardware and "
"doesn't support any of the alternatives",
static_cast<u32>(wanted_format), static_cast<u32>(wanted_usage),
static_cast<u32>(format_type));
UNREACHABLE();
return wanted_format;
}
bool VKDevice::IsFormatSupported(vk::Format wanted_format, vk::FormatFeatureFlags wanted_usage,
FormatType format_type) const {
const auto it = format_properties.find(wanted_format);
if (it == format_properties.end()) {
LOG_CRITICAL(Render_Vulkan, "Unimplemented format query={}",
static_cast<u32>(wanted_format));
UNREACHABLE();
return true;
}
const vk::FormatFeatureFlags supported_usage = GetFormatFeatures(it->second, format_type);
return (supported_usage & wanted_usage) == wanted_usage;
}
bool VKDevice::IsSuitable(const vk::DispatchLoaderDynamic& dldi, vk::PhysicalDevice physical,
vk::SurfaceKHR surface) {
const std::string swapchain_extension = VK_KHR_SWAPCHAIN_EXTENSION_NAME;
bool has_swapchain{};
for (const auto& prop : physical.enumerateDeviceExtensionProperties(nullptr, dldi)) {
has_swapchain |= prop.extensionName == swapchain_extension;
}
if (!has_swapchain) {
// The device doesn't support creating swapchains.
return false;
}
bool has_graphics{}, has_present{};
const auto queue_family_properties = physical.getQueueFamilyProperties(dldi);
for (u32 i = 0; i < static_cast<u32>(queue_family_properties.size()); ++i) {
const auto& family = queue_family_properties[i];
if (family.queueCount == 0)
continue;
has_graphics |=
(family.queueFlags & vk::QueueFlagBits::eGraphics) != static_cast<vk::QueueFlagBits>(0);
has_present |= physical.getSurfaceSupportKHR(i, surface, dldi) != 0;
}
if (!has_graphics || !has_present) {
// The device doesn't have a graphics and present queue.
return false;
}
// TODO(Rodrigo): Check if the device matches all requeriments.
const vk::PhysicalDeviceProperties props = physical.getProperties(dldi);
if (props.limits.maxUniformBufferRange < 65536) {
return false;
}
// Device is suitable.
return true;
}
void VKDevice::SetupFamilies(const vk::DispatchLoaderDynamic& dldi, vk::SurfaceKHR surface) {
std::optional<u32> graphics_family_, present_family_;
const auto queue_family_properties = physical.getQueueFamilyProperties(dldi);
for (u32 i = 0; i < static_cast<u32>(queue_family_properties.size()); ++i) {
if (graphics_family_ && present_family_)
break;
const auto& queue_family = queue_family_properties[i];
if (queue_family.queueCount == 0)
continue;
if (queue_family.queueFlags & vk::QueueFlagBits::eGraphics)
graphics_family_ = i;
if (physical.getSurfaceSupportKHR(i, surface, dldi))
present_family_ = i;
}
ASSERT(graphics_family_ && present_family_);
graphics_family = *graphics_family_;
present_family = *present_family_;
}
void VKDevice::SetupProperties(const vk::DispatchLoaderDynamic& dldi) {
const vk::PhysicalDeviceProperties props = physical.getProperties(dldi);
device_type = props.deviceType;
uniform_buffer_alignment = static_cast<u64>(props.limits.minUniformBufferOffsetAlignment);
}
std::vector<vk::DeviceQueueCreateInfo> VKDevice::GetDeviceQueueCreateInfos() const {
static const float QUEUE_PRIORITY = 1.f;
std::set<u32> unique_queue_families = {graphics_family, present_family};
std::vector<vk::DeviceQueueCreateInfo> queue_cis;
for (u32 queue_family : unique_queue_families)
queue_cis.push_back({{}, queue_family, 1, &QUEUE_PRIORITY});
return queue_cis;
}
std::map<vk::Format, vk::FormatProperties> VKDevice::GetFormatProperties(
const vk::DispatchLoaderDynamic& dldi, vk::PhysicalDevice physical) {
std::map<vk::Format, vk::FormatProperties> format_properties;
const auto AddFormatQuery = [&format_properties, &dldi, physical](vk::Format format) {
format_properties.emplace(format, physical.getFormatProperties(format, dldi));
};
AddFormatQuery(vk::Format::eA8B8G8R8UnormPack32);
AddFormatQuery(vk::Format::eR5G6B5UnormPack16);
AddFormatQuery(vk::Format::eD32Sfloat);
AddFormatQuery(vk::Format::eD16UnormS8Uint);
AddFormatQuery(vk::Format::eD24UnormS8Uint);
AddFormatQuery(vk::Format::eD32SfloatS8Uint);
return format_properties;
}
} // namespace Vulkan
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