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renderer_vulkan: Move instance initialization to a separate file 

Simplify Vulkan's backend initialization code by moving it to a separate
file, allowing us to initialize a Vulkan instance from different
backends.
This commit is contained in:
ReinUsesLisp 2020-12-24 22:05:48 -03:00
parent d1435009ed
commit 25f88d99ce
4 changed files with 176 additions and 111 deletions
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2
src/video_core/CMakeLists.txt
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@ -258,6 +258,8 @@ add_library(video_core STATIC
textures/texture.h
video_core.cpp
video_core.h
vulkan_common/vulkan_instance.cpp
vulkan_common/vulkan_instance.h
vulkan_common/vulkan_library.cpp
vulkan_common/vulkan_library.h
vulkan_common/vulkan_wrapper.cpp

112
src/video_core/renderer_vulkan/renderer_vulkan.cpp
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@ -29,6 +29,7 @@
#include "video_core/renderer_vulkan/vk_scheduler.h"
#include "video_core/renderer_vulkan/vk_state_tracker.h"
#include "video_core/renderer_vulkan/vk_swapchain.h"
#include "video_core/vulkan_common/vulkan_instance.h"
#include "video_core/vulkan_common/vulkan_library.h"
#include "video_core/vulkan_common/vulkan_wrapper.h"
@ -46,11 +47,7 @@
#endif
namespace Vulkan {
namespace {
using Core::Frontend::WindowSystemType;
VkBool32 DebugCallback(VkDebugUtilsMessageSeverityFlagBitsEXT severity,
VkDebugUtilsMessageTypeFlagsEXT type,
const VkDebugUtilsMessengerCallbackDataEXT* data,
@ -69,109 +66,6 @@ VkBool32 DebugCallback(VkDebugUtilsMessageSeverityFlagBitsEXT severity,
return VK_FALSE;
}
std::pair<vk::Instance, u32> CreateInstance(
Common::DynamicLibrary& library, vk::InstanceDispatch& dld,
WindowSystemType window_type = WindowSystemType::Headless, bool enable_debug_utils = false,
bool enable_layers = false) {
if (!library.IsOpen()) {
LOG_ERROR(Render_Vulkan, "Vulkan library not available");
return {};
}
if (!library.GetSymbol("vkGetInstanceProcAddr", &dld.vkGetInstanceProcAddr)) {
LOG_ERROR(Render_Vulkan, "vkGetInstanceProcAddr not present in Vulkan");
return {};
}
if (!vk::Load(dld)) {
LOG_ERROR(Render_Vulkan, "Failed to load Vulkan function pointers");
return {};
}
std::vector<const char*> extensions;
extensions.reserve(6);
switch (window_type) {
case Core::Frontend::WindowSystemType::Headless:
break;
#ifdef _WIN32
case Core::Frontend::WindowSystemType::Windows:
extensions.push_back(VK_KHR_WIN32_SURFACE_EXTENSION_NAME);
break;
#endif
#if !defined(_WIN32) && !defined(__APPLE__)
case Core::Frontend::WindowSystemType::X11:
extensions.push_back(VK_KHR_XLIB_SURFACE_EXTENSION_NAME);
break;
case Core::Frontend::WindowSystemType::Wayland:
extensions.push_back(VK_KHR_WAYLAND_SURFACE_EXTENSION_NAME);
break;
#endif
default:
LOG_ERROR(Render_Vulkan, "Presentation not supported on this platform");
break;
}
if (window_type != Core::Frontend::WindowSystemType::Headless) {
extensions.push_back(VK_KHR_SURFACE_EXTENSION_NAME);
}
if (enable_debug_utils) {
extensions.push_back(VK_EXT_DEBUG_UTILS_EXTENSION_NAME);
}
extensions.push_back(VK_KHR_GET_PHYSICAL_DEVICE_PROPERTIES_2_EXTENSION_NAME);
const std::optional properties = vk::EnumerateInstanceExtensionProperties(dld);
if (!properties) {
LOG_ERROR(Render_Vulkan, "Failed to query extension properties");
return {};
}
for (const char* extension : extensions) {
const auto it =
std::find_if(properties->begin(), properties->end(), [extension](const auto& prop) {
return !std::strcmp(extension, prop.extensionName);
});
if (it == properties->end()) {
LOG_ERROR(Render_Vulkan, "Required instance extension {} is not available", extension);
return {};
}
}
std::vector<const char*> layers;
layers.reserve(1);
if (enable_layers) {
layers.push_back("VK_LAYER_KHRONOS_validation");
}
const std::optional layer_properties = vk::EnumerateInstanceLayerProperties(dld);
if (!layer_properties) {
LOG_ERROR(Render_Vulkan, "Failed to query layer properties, disabling layers");
layers.clear();
}
for (auto layer_it = layers.begin(); layer_it != layers.end();) {
const char* const layer = *layer_it;
const auto it = std::find_if(
layer_properties->begin(), layer_properties->end(),
[layer](const VkLayerProperties& prop) { return !std::strcmp(layer, prop.layerName); });
if (it == layer_properties->end()) {
LOG_ERROR(Render_Vulkan, "Layer {} not available, removing it", layer);
layer_it = layers.erase(layer_it);
} else {
++layer_it;
}
}
// Limit the maximum version of Vulkan to avoid using untested version.
const u32 version = std::min(vk::AvailableVersion(dld), static_cast<u32>(VK_API_VERSION_1_1));
vk::Instance instance = vk::Instance::Create(version, layers, extensions, dld);
if (!instance) {
LOG_ERROR(Render_Vulkan, "Failed to create Vulkan instance");
return {};
}
if (!vk::Load(*instance, dld)) {
LOG_ERROR(Render_Vulkan, "Failed to load Vulkan instance function pointers");
}
return std::make_pair(std::move(instance), version);
}
std::string GetReadableVersion(u32 version) {
return fmt::format("{}.{}.{}", VK_VERSION_MAJOR(version), VK_VERSION_MINOR(version),
VK_VERSION_PATCH(version));
@ -194,7 +88,6 @@ std::string GetDriverVersion(const VKDevice& device) {
const u32 minor = version & 0x3fff;
return fmt::format("{}.{}", major, minor);
}
return GetReadableVersion(version);
}
@ -233,7 +126,6 @@ void RendererVulkan::SwapBuffers(const Tegra::FramebufferConfig* framebuffer) {
if (!framebuffer) {
return;
}
const auto& layout = render_window.GetFramebufferLayout();
if (layout.width > 0 && layout.height > 0 && render_window.IsShown()) {
const VAddr framebuffer_addr = framebuffer->address + framebuffer->offset;
@ -429,12 +321,10 @@ std::vector<std::string> RendererVulkan::EnumerateDevices() {
if (!instance) {
return {};
}
const std::optional physical_devices = instance.EnumeratePhysicalDevices();
if (!physical_devices) {
return {};
}
std::vector<std::string> names;
names.reserve(physical_devices->size());
for (const auto& device : *physical_devices) {

152
src/video_core/vulkan_common/vulkan_instance.cpp Normal file
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@ -0,0 +1,152 @@
// Copyright 2020 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <algorithm>
#include <optional>
#include <span>
#include <utility>
#include <vector>
#include "common/common_types.h"
#include "common/dynamic_library.h"
#include "common/logging/log.h"
#include "core/frontend/emu_window.h"
#include "video_core/vulkan_common/vulkan_instance.h"
#include "video_core/vulkan_common/vulkan_wrapper.h"
// Include these late to avoid polluting previous headers
#ifdef _WIN32
#include <windows.h>
// ensure include order
#include <vulkan/vulkan_win32.h>
#endif
#if !defined(_WIN32) && !defined(__APPLE__)
#include <X11/Xlib.h>
#include <vulkan/vulkan_wayland.h>
#include <vulkan/vulkan_xlib.h>
#endif
namespace Vulkan {
namespace {
[[nodiscard]] std::vector<const char*> RequiredExtensions(
Core::Frontend::WindowSystemType window_type, bool enable_debug_utils) {
std::vector<const char*> extensions;
extensions.reserve(6);
switch (window_type) {
case Core::Frontend::WindowSystemType::Headless:
break;
#ifdef _WIN32
case Core::Frontend::WindowSystemType::Windows:
extensions.push_back(VK_KHR_WIN32_SURFACE_EXTENSION_NAME);
break;
#endif
#if !defined(_WIN32) && !defined(__APPLE__)
case Core::Frontend::WindowSystemType::X11:
extensions.push_back(VK_KHR_XLIB_SURFACE_EXTENSION_NAME);
break;
case Core::Frontend::WindowSystemType::Wayland:
extensions.push_back(VK_KHR_WAYLAND_SURFACE_EXTENSION_NAME);
break;
#endif
default:
LOG_ERROR(Render_Vulkan, "Presentation not supported on this platform");
break;
}
if (window_type != Core::Frontend::WindowSystemType::Headless) {
extensions.push_back(VK_KHR_SURFACE_EXTENSION_NAME);
}
if (enable_debug_utils) {
extensions.push_back(VK_EXT_DEBUG_UTILS_EXTENSION_NAME);
}
extensions.push_back(VK_KHR_GET_PHYSICAL_DEVICE_PROPERTIES_2_EXTENSION_NAME);
return extensions;
}
[[nodiscard]] bool AreExtensionsSupported(const vk::InstanceDispatch& dld,
std::span<const char* const> extensions) {
const std::optional properties = vk::EnumerateInstanceExtensionProperties(dld);
if (!properties) {
LOG_ERROR(Render_Vulkan, "Failed to query extension properties");
return false;
}
for (const char* extension : extensions) {
const auto it = std::ranges::find_if(*properties, [extension](const auto& prop) {
return std::strcmp(extension, prop.extensionName) == 0;
});
if (it == properties->end()) {
LOG_ERROR(Render_Vulkan, "Required instance extension {} is not available", extension);
return false;
}
}
return true;
}
[[nodiscard]] std::vector<const char*> Layers(bool enable_layers) {
std::vector<const char*> layers;
if (enable_layers) {
layers.push_back("VK_LAYER_KHRONOS_validation");
}
return layers;
}
void RemoveUnavailableLayers(const vk::InstanceDispatch& dld, std::vector<const char*>& layers) {
const std::optional layer_properties = vk::EnumerateInstanceLayerProperties(dld);
if (!layer_properties) {
LOG_ERROR(Render_Vulkan, "Failed to query layer properties, disabling layers");
layers.clear();
}
std::erase_if(layers, [&layer_properties](const char* layer) {
const auto comp = [layer](const VkLayerProperties& layer_property) {
return std::strcmp(layer, layer_property.layerName) == 0;
};
const auto it = std::ranges::find_if(*layer_properties, comp);
if (it == layer_properties->end()) {
LOG_ERROR(Render_Vulkan, "Layer {} not available, removing it", layer);
return true;
}
return false;
});
}
} // Anonymous namespace
std::pair<vk::Instance, u32> CreateInstance(Common::DynamicLibrary& library,
vk::InstanceDispatch& dld,
Core::Frontend::WindowSystemType window_type,
bool enable_debug_utils, bool enable_layers) {
if (!library.IsOpen()) {
LOG_ERROR(Render_Vulkan, "Vulkan library not available");
return {};
}
if (!library.GetSymbol("vkGetInstanceProcAddr", &dld.vkGetInstanceProcAddr)) {
LOG_ERROR(Render_Vulkan, "vkGetInstanceProcAddr not present in Vulkan");
return {};
}
if (!vk::Load(dld)) {
LOG_ERROR(Render_Vulkan, "Failed to load Vulkan function pointers");
return {};
}
const std::vector<const char*> extensions = RequiredExtensions(window_type, enable_debug_utils);
if (!AreExtensionsSupported(dld, extensions)) {
return {};
}
std::vector<const char*> layers = Layers(enable_layers);
RemoveUnavailableLayers(dld, layers);
// Limit the maximum version of Vulkan to avoid using untested version.
const u32 version = std::min(vk::AvailableVersion(dld), VK_API_VERSION_1_1);
vk::Instance instance = vk::Instance::Create(version, layers, extensions, dld);
if (!instance) {
LOG_ERROR(Render_Vulkan, "Failed to create Vulkan instance");
return {};
}
if (!vk::Load(*instance, dld)) {
LOG_ERROR(Render_Vulkan, "Failed to load Vulkan instance function pointers");
}
return std::make_pair(std::move(instance), version);
}
} // namespace Vulkan

21
src/video_core/vulkan_common/vulkan_instance.h Normal file
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@ -0,0 +1,21 @@
// Copyright 2020 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include <utility>
#include "common/common_types.h"
#include "common/dynamic_library.h"
#include "core/frontend/emu_window.h"
#include "video_core/vulkan_common/vulkan_wrapper.h"
namespace Vulkan {
[[nodiscard]] std::pair<vk::Instance, u32> CreateInstance(
Common::DynamicLibrary& library, vk::InstanceDispatch& dld,
Core::Frontend::WindowSystemType window_type = Core::Frontend::WindowSystemType::Headless,
bool enable_debug_utils = false, bool enable_layers = false);
} // namespace Vulkan