/*
* Copyright 2016 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <stdlib.h>
#include <string.h>
#include <algorithm>
#include <array>
#include <new>
#include <malloc.h>
#include <sys/prctl.h>
#include "driver.h"
#include "stubhal.h"
// #define ENABLE_ALLOC_CALLSTACKS 1
#if ENABLE_ALLOC_CALLSTACKS
#include <utils/CallStack.h>
#define ALOGD_CALLSTACK(...) \
do { \
ALOGD(__VA_ARGS__); \
android::CallStack callstack; \
callstack.update(); \
callstack.log(LOG_TAG, ANDROID_LOG_DEBUG, " "); \
} while (false)
#else
#define ALOGD_CALLSTACK(...) \
do { \
} while (false)
#endif
namespace vulkan {
namespace driver {
namespace {
class Hal {
public:
static bool Open();
static const Hal& Get() { return hal_; }
static const hwvulkan_device_t& Device() { return *Get().dev_; }
int GetDebugReportIndex() const { return debug_report_index_; }
private:
Hal() : dev_(nullptr), debug_report_index_(-1) {}
Hal(const Hal&) = delete;
Hal& operator=(const Hal&) = delete;
bool InitDebugReportIndex();
static Hal hal_;
const hwvulkan_device_t* dev_;
int debug_report_index_;
};
class CreateInfoWrapper {
public:
CreateInfoWrapper(const VkInstanceCreateInfo& create_info,
const VkAllocationCallbacks& allocator);
CreateInfoWrapper(VkPhysicalDevice physical_dev,
const VkDeviceCreateInfo& create_info,
const VkAllocationCallbacks& allocator);
~CreateInfoWrapper();
VkResult Validate();
const std::bitset<ProcHook::EXTENSION_COUNT>& GetHookExtensions() const;
const std::bitset<ProcHook::EXTENSION_COUNT>& GetHalExtensions() const;
explicit operator const VkInstanceCreateInfo*() const;
explicit operator const VkDeviceCreateInfo*() const;
private:
struct ExtensionFilter {
VkExtensionProperties* exts;
uint32_t ext_count;
const char** names;
uint32_t name_count;
};
VkResult SanitizePNext();
VkResult SanitizeLayers();
VkResult SanitizeExtensions();
VkResult QueryExtensionCount(uint32_t& count) const;
VkResult EnumerateExtensions(uint32_t& count,
VkExtensionProperties* props) const;
VkResult InitExtensionFilter();
void FilterExtension(const char* name);
const bool is_instance_;
const VkAllocationCallbacks& allocator_;
VkPhysicalDevice physical_dev_;
union {
VkInstanceCreateInfo instance_info_;
VkDeviceCreateInfo dev_info_;
};
ExtensionFilter extension_filter_;
std::bitset<ProcHook::EXTENSION_COUNT> hook_extensions_;
std::bitset<ProcHook::EXTENSION_COUNT> hal_extensions_;
};
Hal Hal::hal_;
bool Hal::Open() {
ALOG_ASSERT(!hal_.dev_, "OpenHAL called more than once");
// Use a stub device unless we successfully open a real HAL device.
hal_.dev_ = &stubhal::kDevice;
const hwvulkan_module_t* module;
int result =
hw_get_module("vulkan", reinterpret_cast<const hw_module_t**>(&module));
if (result != 0) {
ALOGI("no Vulkan HAL present, using stub HAL");
return true;
}
hwvulkan_device_t* device;
result =
module->common.methods->open(&module->common, HWVULKAN_DEVICE_0,
reinterpret_cast<hw_device_t**>(&device));
if (result != 0) {
// Any device with a Vulkan HAL should be able to open the device.
ALOGE("failed to open Vulkan HAL device: %s (%d)", strerror(-result),
result);
return false;
}
hal_.dev_ = device;
hal_.InitDebugReportIndex();
return true;
}
bool Hal::InitDebugReportIndex() {
uint32_t count;
if (dev_->EnumerateInstanceExtensionProperties(nullptr, &count, nullptr) !=
VK_SUCCESS) {
ALOGE("failed to get HAL instance extension count");
return false;
}
VkExtensionProperties* exts = reinterpret_cast<VkExtensionProperties*>(
malloc(sizeof(VkExtensionProperties) * count));
if (!exts) {
ALOGE("failed to allocate HAL instance extension array");
return false;
}
if (dev_->EnumerateInstanceExtensionProperties(nullptr, &count, exts) !=
VK_SUCCESS) {
ALOGE("failed to enumerate HAL instance extensions");
free(exts);
return false;
}
for (uint32_t i = 0; i < count; i++) {
if (strcmp(exts[i].extensionName, VK_EXT_DEBUG_REPORT_EXTENSION_NAME) ==
0) {
debug_report_index_ = static_cast<int>(i);
break;
}
}
free(exts);
return true;
}
CreateInfoWrapper::CreateInfoWrapper(const VkInstanceCreateInfo& create_info,
const VkAllocationCallbacks& allocator)
: is_instance_(true),
allocator_(allocator),
physical_dev_(VK_NULL_HANDLE),
instance_info_(create_info),
extension_filter_() {
hook_extensions_.set(ProcHook::EXTENSION_CORE);
hal_extensions_.set(ProcHook::EXTENSION_CORE);
}
CreateInfoWrapper::CreateInfoWrapper(VkPhysicalDevice physical_dev,
const VkDeviceCreateInfo& create_info,
const VkAllocationCallbacks& allocator)
: is_instance_(false),
allocator_(allocator),
physical_dev_(physical_dev),
dev_info_(create_info),
extension_filter_() {
hook_extensions_.set(ProcHook::EXTENSION_CORE);
hal_extensions_.set(ProcHook::EXTENSION_CORE);
}
CreateInfoWrapper::~CreateInfoWrapper() {
allocator_.pfnFree(allocator_.pUserData, extension_filter_.exts);
allocator_.pfnFree(allocator_.pUserData, extension_filter_.names);
}
VkResult CreateInfoWrapper::Validate() {
VkResult result = SanitizePNext();
if (result == VK_SUCCESS)
result = SanitizeLayers();
if (result == VK_SUCCESS)
result = SanitizeExtensions();
return result;
}
const std::bitset<ProcHook::EXTENSION_COUNT>&
CreateInfoWrapper::GetHookExtensions() const {
return hook_extensions_;
}
const std::bitset<ProcHook::EXTENSION_COUNT>&
CreateInfoWrapper::GetHalExtensions() const {
return hal_extensions_;
}
CreateInfoWrapper::operator const VkInstanceCreateInfo*() const {
return &instance_info_;
}
CreateInfoWrapper::operator const VkDeviceCreateInfo*() const {
return &dev_info_;
}
VkResult CreateInfoWrapper::SanitizePNext() {
const struct StructHeader {
VkStructureType type;
const void* next;
} * header;
if (is_instance_) {
header = reinterpret_cast<const StructHeader*>(instance_info_.pNext);
// skip leading VK_STRUCTURE_TYPE_LOADER_INSTANCE_CREATE_INFOs
while (header &&
header->type == VK_STRUCTURE_TYPE_LOADER_INSTANCE_CREATE_INFO)
header = reinterpret_cast<const StructHeader*>(header->next);
instance_info_.pNext = header;
} else {
header = reinterpret_cast<const StructHeader*>(dev_info_.pNext);
// skip leading VK_STRUCTURE_TYPE_LOADER_DEVICE_CREATE_INFOs
while (header &&
header->type == VK_STRUCTURE_TYPE_LOADER_DEVICE_CREATE_INFO)
header = reinterpret_cast<const StructHeader*>(header->next);
dev_info_.pNext = header;
}
return VK_SUCCESS;
}
VkResult CreateInfoWrapper::SanitizeLayers() {
auto& layer_names = (is_instance_) ? instance_info_.ppEnabledLayerNames
: dev_info_.ppEnabledLayerNames;
auto& layer_count = (is_instance_) ? instance_info_.enabledLayerCount
: dev_info_.enabledLayerCount;
// remove all layers
layer_names = nullptr;
layer_count = 0;
return VK_SUCCESS;
}
VkResult CreateInfoWrapper::SanitizeExtensions() {
auto& ext_names = (is_instance_) ? instance_info_.ppEnabledExtensionNames
: dev_info_.ppEnabledExtensionNames;
auto& ext_count = (is_instance_) ? instance_info_.enabledExtensionCount
: dev_info_.enabledExtensionCount;
if (!ext_count)
return VK_SUCCESS;
VkResult result = InitExtensionFilter();
if (result != VK_SUCCESS)
return result;
for (uint32_t i = 0; i < ext_count; i++)
FilterExtension(ext_names[i]);
ext_names = extension_filter_.names;
ext_count = extension_filter_.name_count;
return VK_SUCCESS;
}
VkResult CreateInfoWrapper::QueryExtensionCount(uint32_t& count) const {
if (is_instance_) {
return Hal::Device().EnumerateInstanceExtensionProperties(
nullptr, &count, nullptr);
} else {
const auto& driver = GetData(physical_dev_).driver;
return driver.EnumerateDeviceExtensionProperties(physical_dev_, nullptr,
&count, nullptr);
}
}
VkResult CreateInfoWrapper::EnumerateExtensions(
uint32_t& count,
VkExtensionProperties* props) const {
if (is_instance_) {
return Hal::Device().EnumerateInstanceExtensionProperties(
nullptr, &count, props);
} else {
const auto& driver = GetData(physical_dev_).driver;
return driver.EnumerateDeviceExtensionProperties(physical_dev_, nullptr,
&count, props);
}
}
VkResult CreateInfoWrapper::InitExtensionFilter() {
// query extension count
uint32_t count;
VkResult result = QueryExtensionCount(count);
if (result != VK_SUCCESS || count == 0)
return result;
auto& filter = extension_filter_;
filter.exts =
reinterpret_cast<VkExtensionProperties*>(allocator_.pfnAllocation(
allocator_.pUserData, sizeof(VkExtensionProperties) * count,
alignof(VkExtensionProperties),
VK_SYSTEM_ALLOCATION_SCOPE_COMMAND));
if (!filter.exts)
return VK_ERROR_OUT_OF_HOST_MEMORY;
// enumerate extensions
result = EnumerateExtensions(count, filter.exts);
if (result != VK_SUCCESS && result != VK_INCOMPLETE)
return result;
if (!count)
return VK_SUCCESS;
filter.ext_count = count;
// allocate name array
uint32_t enabled_ext_count = (is_instance_)
? instance_info_.enabledExtensionCount
: dev_info_.enabledExtensionCount;
count = std::min(filter.ext_count, enabled_ext_count);
filter.names = reinterpret_cast<const char**>(allocator_.pfnAllocation(
allocator_.pUserData, sizeof(const char*) * count, alignof(const char*),
VK_SYSTEM_ALLOCATION_SCOPE_COMMAND));
if (!filter.names)
return VK_ERROR_OUT_OF_HOST_MEMORY;
return VK_SUCCESS;
}
void CreateInfoWrapper::FilterExtension(const char* name) {
auto& filter = extension_filter_;
ProcHook::Extension ext_bit = GetProcHookExtension(name);
if (is_instance_) {
switch (ext_bit) {
case ProcHook::KHR_android_surface:
case ProcHook::KHR_surface:
hook_extensions_.set(ext_bit);
// return now as these extensions do not require HAL support
return;
case ProcHook::EXT_debug_report:
// both we and HAL can take part in
hook_extensions_.set(ext_bit);
break;
case ProcHook::EXTENSION_UNKNOWN:
// HAL's extensions
break;
default:
ALOGW("Ignored invalid instance extension %s", name);
return;
}
} else {
switch (ext_bit) {
case ProcHook::KHR_swapchain:
// map VK_KHR_swapchain to VK_ANDROID_native_buffer
name = VK_ANDROID_NATIVE_BUFFER_EXTENSION_NAME;
ext_bit = ProcHook::ANDROID_native_buffer;
break;
case ProcHook::EXTENSION_UNKNOWN:
// HAL's extensions
break;
default:
ALOGW("Ignored invalid device extension %s", name);
return;
}
}
for (uint32_t i = 0; i < filter.ext_count; i++) {
const VkExtensionProperties& props = filter.exts[i];
// ignore unknown extensions
if (strcmp(name, props.extensionName) != 0)
continue;
filter.names[filter.name_count++] = name;
if (ext_bit != ProcHook::EXTENSION_UNKNOWN) {
if (ext_bit == ProcHook::ANDROID_native_buffer)
hook_extensions_.set(ProcHook::KHR_swapchain);
hal_extensions_.set(ext_bit);
}
break;
}
}
VKAPI_ATTR void* DefaultAllocate(void*,
size_t size,
size_t alignment,
VkSystemAllocationScope) {
void* ptr = nullptr;
// Vulkan requires 'alignment' to be a power of two, but posix_memalign
// additionally requires that it be at least sizeof(void*).
int ret = posix_memalign(&ptr, std::max(alignment, sizeof(void*)), size);
ALOGD_CALLSTACK("Allocate: size=%zu align=%zu => (%d) %p", size, alignment,
ret, ptr);
return ret == 0 ? ptr : nullptr;
}
VKAPI_ATTR void* DefaultReallocate(void*,
void* ptr,
size_t size,
size_t alignment,
VkSystemAllocationScope) {
if (size == 0) {
free(ptr);
return nullptr;
}
// TODO(jessehall): Right now we never shrink allocations; if the new
// request is smaller than the existing chunk, we just continue using it.
// Right now the loader never reallocs, so this doesn't matter. If that
// changes, or if this code is copied into some other project, this should
// probably have a heuristic to allocate-copy-free when doing so will save
// "enough" space.
size_t old_size = ptr ? malloc_usable_size(ptr) : 0;
if (size <= old_size)
return ptr;
void* new_ptr = nullptr;
if (posix_memalign(&new_ptr, std::max(alignment, sizeof(void*)), size) != 0)
return nullptr;
if (ptr) {
memcpy(new_ptr, ptr, std::min(old_size, size));
free(ptr);
}
return new_ptr;
}
VKAPI_ATTR void DefaultFree(void*, void* ptr) {
ALOGD_CALLSTACK("Free: %p", ptr);
free(ptr);
}
InstanceData* AllocateInstanceData(const VkAllocationCallbacks& allocator) {
void* data_mem = allocator.pfnAllocation(
allocator.pUserData, sizeof(InstanceData), alignof(InstanceData),
VK_SYSTEM_ALLOCATION_SCOPE_INSTANCE);
if (!data_mem)
return nullptr;
return new (data_mem) InstanceData(allocator);
}
void FreeInstanceData(InstanceData* data,
const VkAllocationCallbacks& allocator) {
data->~InstanceData();
allocator.pfnFree(allocator.pUserData, data);
}
DeviceData* AllocateDeviceData(
const VkAllocationCallbacks& allocator,
const DebugReportCallbackList& debug_report_callbacks) {
void* data_mem = allocator.pfnAllocation(
allocator.pUserData, sizeof(DeviceData), alignof(DeviceData),
VK_SYSTEM_ALLOCATION_SCOPE_DEVICE);
if (!data_mem)
return nullptr;
return new (data_mem) DeviceData(allocator, debug_report_callbacks);
}
void FreeDeviceData(DeviceData* data, const VkAllocationCallbacks& allocator) {
data->~DeviceData();
allocator.pfnFree(allocator.pUserData, data);
}
} // anonymous namespace
bool Debuggable() {
return (prctl(PR_GET_DUMPABLE, 0, 0, 0, 0) >= 0);
}
bool OpenHAL() {
return Hal::Open();
}
const VkAllocationCallbacks& GetDefaultAllocator() {
static const VkAllocationCallbacks kDefaultAllocCallbacks = {
.pUserData = nullptr,
.pfnAllocation = DefaultAllocate,
.pfnReallocation = DefaultReallocate,
.pfnFree = DefaultFree,
};
return kDefaultAllocCallbacks;
}
PFN_vkVoidFunction GetInstanceProcAddr(VkInstance instance, const char* pName) {
const ProcHook* hook = GetProcHook(pName);
if (!hook)
return Hal::Device().GetInstanceProcAddr(instance, pName);
if (!instance) {
if (hook->type == ProcHook::GLOBAL)
return hook->proc;
// v0 layers expect
//
// vkGetInstanceProcAddr(VK_NULL_HANDLE, "vkCreateDevice");
//
// to work.
if (strcmp(pName, "vkCreateDevice") == 0)
return hook->proc;
ALOGE(
"internal vkGetInstanceProcAddr called for %s without an instance",
pName);
return nullptr;
}
PFN_vkVoidFunction proc;
switch (hook->type) {
case ProcHook::INSTANCE:
proc = (GetData(instance).hook_extensions[hook->extension])
? hook->proc
: nullptr;
break;
case ProcHook::DEVICE:
proc = (hook->extension == ProcHook::EXTENSION_CORE)
? hook->proc
: hook->checked_proc;
break;
default:
ALOGE(
"internal vkGetInstanceProcAddr called for %s with an instance",
pName);
proc = nullptr;
break;
}
return proc;
}
PFN_vkVoidFunction GetDeviceProcAddr(VkDevice device, const char* pName) {
const ProcHook* hook = GetProcHook(pName);
if (!hook)
return GetData(device).driver.GetDeviceProcAddr(device, pName);
if (hook->type != ProcHook::DEVICE) {
ALOGE("internal vkGetDeviceProcAddr called for %s", pName);
return nullptr;
}
return (GetData(device).hook_extensions[hook->extension]) ? hook->proc
: nullptr;
}
VkResult EnumerateInstanceExtensionProperties(
const char* pLayerName,
uint32_t* pPropertyCount,
VkExtensionProperties* pProperties) {
static const std::array<VkExtensionProperties, 2> loader_extensions = {{
// WSI extensions
{VK_KHR_SURFACE_EXTENSION_NAME, VK_KHR_SURFACE_SPEC_VERSION},
{VK_KHR_ANDROID_SURFACE_EXTENSION_NAME,
VK_KHR_ANDROID_SURFACE_SPEC_VERSION},
}};
static const VkExtensionProperties loader_debug_report_extension = {
VK_EXT_DEBUG_REPORT_EXTENSION_NAME, VK_EXT_DEBUG_REPORT_SPEC_VERSION,
};
// enumerate our extensions first
if (!pLayerName && pProperties) {
uint32_t count = std::min(
*pPropertyCount, static_cast<uint32_t>(loader_extensions.size()));
std::copy_n(loader_extensions.begin(), count, pProperties);
if (count < loader_extensions.size()) {
*pPropertyCount = count;
return VK_INCOMPLETE;
}
pProperties += count;
*pPropertyCount -= count;
if (Hal::Get().GetDebugReportIndex() < 0) {
if (!*pPropertyCount) {
*pPropertyCount = count;
return VK_INCOMPLETE;
}
pProperties[0] = loader_debug_report_extension;
pProperties += 1;
*pPropertyCount -= 1;
}
}
VkResult result = Hal::Device().EnumerateInstanceExtensionProperties(
pLayerName, pPropertyCount, pProperties);
if (!pLayerName && (result == VK_SUCCESS || result == VK_INCOMPLETE)) {
int idx = Hal::Get().GetDebugReportIndex();
if (idx < 0) {
*pPropertyCount += 1;
} else if (pProperties &&
static_cast<uint32_t>(idx) < *pPropertyCount) {
pProperties[idx].specVersion =
std::min(pProperties[idx].specVersion,
loader_debug_report_extension.specVersion);
}
*pPropertyCount += loader_extensions.size();
}
return result;
}
VkResult EnumerateDeviceExtensionProperties(
VkPhysicalDevice physicalDevice,
const char* pLayerName,
uint32_t* pPropertyCount,
VkExtensionProperties* pProperties) {
const InstanceData& data = GetData(physicalDevice);
VkResult result = data.driver.EnumerateDeviceExtensionProperties(
physicalDevice, pLayerName, pPropertyCount, pProperties);
if (result != VK_SUCCESS && result != VK_INCOMPLETE)
return result;
if (!pProperties)
return result;
// map VK_ANDROID_native_buffer to VK_KHR_swapchain
for (uint32_t i = 0; i < *pPropertyCount; i++) {
auto& prop = pProperties[i];
if (strcmp(prop.extensionName,
VK_ANDROID_NATIVE_BUFFER_EXTENSION_NAME) != 0)
continue;
memcpy(prop.extensionName, VK_KHR_SWAPCHAIN_EXTENSION_NAME,
sizeof(VK_KHR_SWAPCHAIN_EXTENSION_NAME));
prop.specVersion = VK_KHR_SWAPCHAIN_SPEC_VERSION;
}
return result;
}
VkResult CreateInstance(const VkInstanceCreateInfo* pCreateInfo,
const VkAllocationCallbacks* pAllocator,
VkInstance* pInstance) {
const VkAllocationCallbacks& data_allocator =
(pAllocator) ? *pAllocator : GetDefaultAllocator();
CreateInfoWrapper wrapper(*pCreateInfo, data_allocator);
VkResult result = wrapper.Validate();
if (result != VK_SUCCESS)
return result;
InstanceData* data = AllocateInstanceData(data_allocator);
if (!data)
return VK_ERROR_OUT_OF_HOST_MEMORY;
data->hook_extensions |= wrapper.GetHookExtensions();
// call into the driver
VkInstance instance;
result = Hal::Device().CreateInstance(
static_cast<const VkInstanceCreateInfo*>(wrapper), pAllocator,
&instance);
if (result != VK_SUCCESS) {
FreeInstanceData(data, data_allocator);
return result;
}
// initialize InstanceDriverTable
if (!SetData(instance, *data) ||
!InitDriverTable(instance, Hal::Device().GetInstanceProcAddr,
wrapper.GetHalExtensions())) {
data->driver.DestroyInstance = reinterpret_cast<PFN_vkDestroyInstance>(
Hal::Device().GetInstanceProcAddr(instance, "vkDestroyInstance"));
if (data->driver.DestroyInstance)
data->driver.DestroyInstance(instance, pAllocator);
FreeInstanceData(data, data_allocator);
return VK_ERROR_INCOMPATIBLE_DRIVER;
}
data->get_device_proc_addr = reinterpret_cast<PFN_vkGetDeviceProcAddr>(
Hal::Device().GetInstanceProcAddr(instance, "vkGetDeviceProcAddr"));
if (!data->get_device_proc_addr) {
data->driver.DestroyInstance(instance, pAllocator);
FreeInstanceData(data, data_allocator);
return VK_ERROR_INCOMPATIBLE_DRIVER;
}
*pInstance = instance;
return VK_SUCCESS;
}
void DestroyInstance(VkInstance instance,
const VkAllocationCallbacks* pAllocator) {
InstanceData& data = GetData(instance);
data.driver.DestroyInstance(instance, pAllocator);
VkAllocationCallbacks local_allocator;
if (!pAllocator) {
local_allocator = data.allocator;
pAllocator = &local_allocator;
}
FreeInstanceData(&data, *pAllocator);
}
VkResult CreateDevice(VkPhysicalDevice physicalDevice,
const VkDeviceCreateInfo* pCreateInfo,
const VkAllocationCallbacks* pAllocator,
VkDevice* pDevice) {
const InstanceData& instance_data = GetData(physicalDevice);
const VkAllocationCallbacks& data_allocator =
(pAllocator) ? *pAllocator : instance_data.allocator;
CreateInfoWrapper wrapper(physicalDevice, *pCreateInfo, data_allocator);
VkResult result = wrapper.Validate();
if (result != VK_SUCCESS)
return result;
DeviceData* data = AllocateDeviceData(data_allocator,
instance_data.debug_report_callbacks);
if (!data)
return VK_ERROR_OUT_OF_HOST_MEMORY;
data->hook_extensions |= wrapper.GetHookExtensions();
// call into the driver
VkDevice dev;
result = instance_data.driver.CreateDevice(
physicalDevice, static_cast<const VkDeviceCreateInfo*>(wrapper),
pAllocator, &dev);
if (result != VK_SUCCESS) {
FreeDeviceData(data, data_allocator);
return result;
}
// initialize DeviceDriverTable
if (!SetData(dev, *data) ||
!InitDriverTable(dev, instance_data.get_device_proc_addr,
wrapper.GetHalExtensions())) {
data->driver.DestroyDevice = reinterpret_cast<PFN_vkDestroyDevice>(
instance_data.get_device_proc_addr(dev, "vkDestroyDevice"));
if (data->driver.DestroyDevice)
data->driver.DestroyDevice(dev, pAllocator);
FreeDeviceData(data, data_allocator);
return VK_ERROR_INCOMPATIBLE_DRIVER;
}
data->driver_device = dev;
*pDevice = dev;
return VK_SUCCESS;
}
void DestroyDevice(VkDevice device, const VkAllocationCallbacks* pAllocator) {
DeviceData& data = GetData(device);
data.driver.DestroyDevice(device, pAllocator);
VkAllocationCallbacks local_allocator;
if (!pAllocator) {
local_allocator = data.allocator;
pAllocator = &local_allocator;
}
FreeDeviceData(&data, *pAllocator);
}
VkResult EnumeratePhysicalDevices(VkInstance instance,
uint32_t* pPhysicalDeviceCount,
VkPhysicalDevice* pPhysicalDevices) {
const auto& data = GetData(instance);
VkResult result = data.driver.EnumeratePhysicalDevices(
instance, pPhysicalDeviceCount, pPhysicalDevices);
if ((result == VK_SUCCESS || result == VK_INCOMPLETE) && pPhysicalDevices) {
for (uint32_t i = 0; i < *pPhysicalDeviceCount; i++)
SetData(pPhysicalDevices[i], data);
}
return result;
}
void GetDeviceQueue(VkDevice device,
uint32_t queueFamilyIndex,
uint32_t queueIndex,
VkQueue* pQueue) {
const auto& data = GetData(device);
data.driver.GetDeviceQueue(device, queueFamilyIndex, queueIndex, pQueue);
SetData(*pQueue, data);
}
VKAPI_ATTR VkResult
AllocateCommandBuffers(VkDevice device,
const VkCommandBufferAllocateInfo* pAllocateInfo,
VkCommandBuffer* pCommandBuffers) {
const auto& data = GetData(device);
VkResult result = data.driver.AllocateCommandBuffers(device, pAllocateInfo,
pCommandBuffers);
if (result == VK_SUCCESS) {
for (uint32_t i = 0; i < pAllocateInfo->commandBufferCount; i++)
SetData(pCommandBuffers[i], data);
}
return result;
}
} // namespace driver
} // namespace vulkan