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Detect Vulkan Xlib/Wayland surface support at runtime (#4048)

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Detect Vulkan Xlib/Wayland surface support at runtime
This commit is contained in:
myfreeweb 2018-01-14 22:16:06 +03:00 committed by kd-11
parent d216398596
commit 15d0bdb7cf
1 changed files with 54 additions and 15 deletions
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69
rpcs3/Emu/RSX/VK/VKHelpers.h
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@ -3,6 +3,7 @@
#include "stdafx.h"
#include <exception>
#include <string>
#include <cstring>
#include <functional>
#include <vector>
#include <memory>
@ -1135,6 +1136,30 @@ namespace vk
}
};
class supported_extensions
{
private:
std::vector<VkExtensionProperties> m_vk_exts;
public:
supported_extensions()
{
uint32_t count;
if (vkEnumerateInstanceExtensionProperties(nullptr, &count, nullptr) != VK_SUCCESS)
return;
m_vk_exts.resize(count);
vkEnumerateInstanceExtensionProperties(nullptr, &count, m_vk_exts.data());
}
bool is_supported(const char *ext)
{
return std::any_of(m_vk_exts.cbegin(), m_vk_exts.cend(),
[&](const VkExtensionProperties& p) { return std::strcmp(p.extensionName, ext) == 0; });
}
};
class context
{
private:
@ -1216,22 +1241,36 @@ namespace vk
app.apiVersion = VK_MAKE_VERSION(1, 0, 0);
//Set up instance information
const char *requested_extensions[] =
{
VK_KHR_SURFACE_EXTENSION_NAME,
#ifdef _WIN32
VK_KHR_WIN32_SURFACE_EXTENSION_NAME,
#else
VK_KHR_XLIB_SURFACE_EXTENSION_NAME,
#endif
#ifdef VK_USE_PLATFORM_WAYLAND_KHR
VK_KHR_WAYLAND_SURFACE_EXTENSION_NAME,
#endif
VK_EXT_DEBUG_REPORT_EXTENSION_NAME,
};
std::vector<const char *> extensions;
std::vector<const char *> layers;
extensions.push_back(VK_KHR_SURFACE_EXTENSION_NAME);
extensions.push_back(VK_EXT_DEBUG_REPORT_EXTENSION_NAME);
#ifdef _WIN32
extensions.push_back(VK_KHR_WIN32_SURFACE_EXTENSION_NAME);
#else
supported_extensions support;
bool found_surface_ext = false;
if (support.is_supported(VK_KHR_XLIB_SURFACE_EXTENSION_NAME))
{
extensions.push_back(VK_KHR_XLIB_SURFACE_EXTENSION_NAME);
found_surface_ext = true;
}
#ifdef VK_USE_PLATFORM_WAYLAND_KHR
if (support.is_supported(VK_KHR_WAYLAND_SURFACE_EXTENSION_NAME))
{
extensions.push_back(VK_KHR_WAYLAND_SURFACE_EXTENSION_NAME);
found_surface_ext = true;
}
#endif
if (!found_surface_ext)
{
LOG_ERROR(RSX, "Could not find a supported Vulkan surface extension");
return 0;
}
#endif
if (!fast && g_cfg.video.debug_output)
layers.push_back("VK_LAYER_LUNARG_standard_validation");
@ -1240,8 +1279,8 @@ namespace vk
instance_info.pApplicationInfo = &app;
instance_info.enabledLayerCount = static_cast<uint32_t>(layers.size());
instance_info.ppEnabledLayerNames = layers.data();
instance_info.enabledExtensionCount = fast? 0: sizeof(requested_extensions)/sizeof(char*);
instance_info.ppEnabledExtensionNames = fast? nullptr: requested_extensions;
instance_info.enabledExtensionCount = fast? 0: static_cast<uint32_t>(extensions.size());
instance_info.ppEnabledExtensionNames = fast? nullptr: extensions.data();
VkInstance instance;
if (vkCreateInstance(&instance_info, nullptr, &instance) != VK_SUCCESS)