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vklayertests_nvidia_best_practices.cpp
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vklayertests_nvidia_best_practices.cpp
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/*
* Copyright (c) 2015-2023 The Khronos Group Inc.
* Copyright (c) 2015-2023 Valve Corporation
* Copyright (c) 2015-2023 LunarG, Inc.
* Copyright (c) 2022 NVIDIA CORPORATION. All rights reserved.
*
* 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
*/
#include <chrono>
#include <thread>
#include "cast_utils.h"
#include "layer_validation_tests.h"
// Tests for NVIDIA-specific best practices
const char *kEnableNVIDIAValidation = "VALIDATION_CHECK_ENABLE_VENDOR_SPECIFIC_NVIDIA";
static constexpr float defaultQueuePriority = 0.0f;
TEST_F(VkNvidiaBestPracticesLayerTest, PageableDeviceLocalMemory) {
AddRequiredExtensions(VK_EXT_PAGEABLE_DEVICE_LOCAL_MEMORY_EXTENSION_NAME);
InitBestPracticesFramework(kEnableNVIDIAValidation);
if (!AreRequiredExtensionsEnabled()) {
GTEST_SKIP() << RequiredExtensionsNotSupported() << " not supported";
}
VkDeviceQueueCreateInfo queue_ci = LvlInitStruct<VkDeviceQueueCreateInfo>();
queue_ci.queueCount = 1;
queue_ci.pQueuePriorities = &defaultQueuePriority;
VkDeviceCreateInfo device_ci = LvlInitStruct<VkDeviceCreateInfo>();
device_ci.queueCreateInfoCount = 1;
device_ci.pQueueCreateInfos = &queue_ci;
VkPhysicalDevicePageableDeviceLocalMemoryFeaturesEXT pageable = LvlInitStruct<VkPhysicalDevicePageableDeviceLocalMemoryFeaturesEXT>();
pageable.pageableDeviceLocalMemory = VK_TRUE;
{
m_errorMonitor->SetDesiredFailureMsg(VK_DEBUG_REPORT_PERFORMANCE_WARNING_BIT_EXT,
"UNASSIGNED-BestPractices-CreateDevice-PageableDeviceLocalMemory");
VkDevice test_device = VK_NULL_HANDLE;
VkResult err = vk::CreateDevice(gpu(), &device_ci, nullptr, &test_device);
m_errorMonitor->VerifyFound();
if (err == VK_SUCCESS) {
vk::DestroyDevice(test_device, nullptr);
}
}
// Now enable the expected features
device_ci.enabledExtensionCount = m_device_extension_names.size();
device_ci.ppEnabledExtensionNames = m_device_extension_names.data();
device_ci.pNext = &pageable;
{
m_errorMonitor->SetDesiredFailureMsg(VK_DEBUG_REPORT_PERFORMANCE_WARNING_BIT_EXT,
"UNASSIGNED-BestPractices-CreateDevice-PageableDeviceLocalMemory");
vk_testing::Device test_device(gpu());
test_device.init(device_ci);
m_errorMonitor->Finish();
}
}
TEST_F(VkNvidiaBestPracticesLayerTest, TilingLinear) {
InitBestPracticesFramework(kEnableNVIDIAValidation);
InitState();
VkImageCreateInfo image_ci = LvlInitStruct<VkImageCreateInfo>();
image_ci.imageType = VK_IMAGE_TYPE_2D;
image_ci.format = VK_FORMAT_A8B8G8R8_UNORM_PACK32;
image_ci.extent = { 512, 512, 1 };
image_ci.mipLevels = 1;
image_ci.arrayLayers = 1;
image_ci.samples = VK_SAMPLE_COUNT_1_BIT;
image_ci.tiling = VK_IMAGE_TILING_OPTIMAL;
image_ci.usage = VK_IMAGE_USAGE_SAMPLED_BIT;
{
m_errorMonitor->SetDesiredFailureMsg(VK_DEBUG_REPORT_PERFORMANCE_WARNING_BIT_EXT,
"UNASSIGNED-BestPractices-CreateImage-TilingLinear");
vk_testing::Image image(*m_device, image_ci, vk_testing::no_mem);
m_errorMonitor->Finish();
}
image_ci.tiling = VK_IMAGE_TILING_LINEAR;
{
m_errorMonitor->SetDesiredFailureMsg(VK_DEBUG_REPORT_PERFORMANCE_WARNING_BIT_EXT,
"UNASSIGNED-BestPractices-CreateImage-TilingLinear");
vk_testing::Image image(*m_device, image_ci, vk_testing::no_mem);
m_errorMonitor->VerifyFound();
}
}
TEST_F(VkNvidiaBestPracticesLayerTest, Depth32Format) {
InitBestPracticesFramework(kEnableNVIDIAValidation);
InitState();
VkImageCreateInfo image_ci = LvlInitStruct<VkImageCreateInfo>();
image_ci.imageType = VK_IMAGE_TYPE_2D;
// This should be VK_FORMAT_D24_UNORM_S8_UINT, but that's not a required format.
image_ci.format = VK_FORMAT_A8B8G8R8_UNORM_PACK32;
image_ci.extent = { 512, 512, 1 };
image_ci.mipLevels = 1;
image_ci.arrayLayers = 1;
image_ci.samples = VK_SAMPLE_COUNT_1_BIT;
image_ci.tiling = VK_IMAGE_TILING_OPTIMAL;
image_ci.usage = VK_IMAGE_USAGE_SAMPLED_BIT;
{
m_errorMonitor->SetDesiredFailureMsg(VK_DEBUG_REPORT_PERFORMANCE_WARNING_BIT_EXT,
"UNASSIGNED-BestPractices-CreateImage-Depth32Format");
vk_testing::Image image(*m_device, image_ci, vk_testing::no_mem);
m_errorMonitor->Finish();
}
VkFormat formats[] = { VK_FORMAT_D32_SFLOAT, VK_FORMAT_D32_SFLOAT_S8_UINT };
for (VkFormat format : formats) {
image_ci.format = format;
m_errorMonitor->SetDesiredFailureMsg(VK_DEBUG_REPORT_PERFORMANCE_WARNING_BIT_EXT,
"UNASSIGNED-BestPractices-CreateImage-Depth32Format");
vk_testing::Image image(*m_device, image_ci, vk_testing::no_mem);
m_errorMonitor->VerifyFound();
}
}
TEST_F(VkNvidiaBestPracticesLayerTest, QueueBindSparse_NotAsync) {
InitBestPracticesFramework(kEnableNVIDIAValidation);
InitState();
if (!m_device->phy().features().sparseBinding) {
GTEST_SKIP() << "Test requires sparseBinding";
}
auto general_queue_ci = LvlInitStruct<VkDeviceQueueCreateInfo>();
general_queue_ci.queueCount = 1;
general_queue_ci.pQueuePriorities = &defaultQueuePriority;
{
const std::optional<uint32_t> familyIndex =
m_device->QueueFamilyMatching(VK_QUEUE_GRAPHICS_BIT | VK_QUEUE_SPARSE_BINDING_BIT, 0);
if (!familyIndex) {
GTEST_SKIP() << "Required queue families not present";
}
general_queue_ci.queueFamilyIndex = familyIndex.value();
}
auto transfer_queue_ci = LvlInitStruct<VkDeviceQueueCreateInfo>();
transfer_queue_ci.queueCount = 1;
transfer_queue_ci.pQueuePriorities = &defaultQueuePriority;
{
const std::optional<uint32_t> familyIndex = m_device->QueueFamilyMatching(
VK_QUEUE_TRANSFER_BIT | VK_QUEUE_SPARSE_BINDING_BIT, VK_QUEUE_COMPUTE_BIT | VK_QUEUE_GRAPHICS_BIT);
if (!familyIndex) {
GTEST_SKIP() << "Required queue families not present";
}
transfer_queue_ci.queueFamilyIndex = familyIndex.value();
}
VkDeviceQueueCreateInfo queue_cis[2] = {
general_queue_ci,
transfer_queue_ci,
};
uint32_t queue_family_indices[] = {
general_queue_ci.queueFamilyIndex,
transfer_queue_ci.queueFamilyIndex,
};
VkPhysicalDeviceFeatures features = {};
features.sparseBinding = VK_TRUE;
VkDeviceCreateInfo device_ci = LvlInitStruct<VkDeviceCreateInfo>();
device_ci.queueCreateInfoCount = 2;
device_ci.pQueueCreateInfos = queue_cis;
device_ci.pEnabledFeatures = &features;
vk_testing::Device test_device(gpu());
test_device.init(device_ci);
VkQueue graphics_queue = VK_NULL_HANDLE;
VkQueue transfer_queue = VK_NULL_HANDLE;
vk::GetDeviceQueue(test_device.handle(), general_queue_ci.queueFamilyIndex, 0, &graphics_queue);
vk::GetDeviceQueue(test_device.handle(), transfer_queue_ci.queueFamilyIndex, 0, &transfer_queue);
VkBufferCreateInfo sparse_buffer_ci = LvlInitStruct<VkBufferCreateInfo>();
sparse_buffer_ci.flags = VK_BUFFER_CREATE_SPARSE_BINDING_BIT;
sparse_buffer_ci.size = 0x10000;
sparse_buffer_ci.usage = VK_BUFFER_USAGE_TRANSFER_DST_BIT;
sparse_buffer_ci.sharingMode = VK_SHARING_MODE_CONCURRENT;
sparse_buffer_ci.queueFamilyIndexCount = 2;
sparse_buffer_ci.pQueueFamilyIndices = queue_family_indices;
vk_testing::Buffer sparse_buffer(test_device, sparse_buffer_ci, vk_testing::no_mem);
const VkMemoryRequirements memory_requirements = sparse_buffer.memory_requirements();
ASSERT_NE(memory_requirements.memoryTypeBits, 0);
// Find first valid bit, whatever it is
uint32_t memory_type_index = 0;
while (((memory_requirements.memoryTypeBits >> memory_type_index) & 1) == 0) {
++memory_type_index;
}
VkMemoryAllocateInfo memory_ai = LvlInitStruct<VkMemoryAllocateInfo>();
memory_ai.allocationSize = memory_requirements.size;
memory_ai.memoryTypeIndex = memory_type_index;
vk_testing::DeviceMemory sparse_memory(test_device, memory_ai);
VkSparseMemoryBind bind = {};
bind.resourceOffset = 0;
bind.size = sparse_buffer_ci.size;
bind.memory = sparse_memory.handle();
bind.memoryOffset = 0;
bind.flags = 0;
VkSparseBufferMemoryBindInfo sparse_buffer_bind = {};
sparse_buffer_bind.buffer = sparse_buffer.handle();
sparse_buffer_bind.bindCount = 1;
sparse_buffer_bind.pBinds = &bind;
VkBindSparseInfo bind_info = LvlInitStruct<VkBindSparseInfo>();
bind_info.bufferBindCount = 1;
bind_info.pBufferBinds = &sparse_buffer_bind;
{
m_errorMonitor->SetDesiredFailureMsg(VK_DEBUG_REPORT_PERFORMANCE_WARNING_BIT_EXT,
"UNASSIGNED-BestPractices-QueueBindSparse-NotAsync");
vk::QueueBindSparse(transfer_queue, 1, &bind_info, VK_NULL_HANDLE);
m_errorMonitor->Finish();
}
test_device.wait();
{
m_errorMonitor->SetDesiredFailureMsg(VK_DEBUG_REPORT_PERFORMANCE_WARNING_BIT_EXT,
"UNASSIGNED-BestPractices-QueueBindSparse-NotAsync");
vk::QueueBindSparse(graphics_queue, 1, &bind_info, VK_NULL_HANDLE);
m_errorMonitor->VerifyFound();
}
}
TEST_F(VkNvidiaBestPracticesLayerTest, AccelerationStructure_NotAsync) {
SetTargetApiVersion(VK_API_VERSION_1_1);
AddRequiredExtensions(VK_KHR_ACCELERATION_STRUCTURE_EXTENSION_NAME);
AddRequiredExtensions(VK_KHR_BUFFER_DEVICE_ADDRESS_EXTENSION_NAME);
InitBestPracticesFramework(kEnableNVIDIAValidation);
if (IsDriver(VK_DRIVER_ID_AMD_PROPRIETARY)) {
GTEST_SKIP() << "Test is crashing on AMD hardware for unknown reasons.";
}
if (DeviceValidationVersion() < VK_API_VERSION_1_1) {
GTEST_SKIP() << "Vulkan >= 1.1 required";
}
if (!AreRequiredExtensionsEnabled()) {
GTEST_SKIP() << RequiredExtensionsNotSupported() << " not supported";
}
InitState();
auto general_queue_ci = LvlInitStruct<VkDeviceQueueCreateInfo>();
general_queue_ci.queueCount = 1;
general_queue_ci.pQueuePriorities = &defaultQueuePriority;
{
const std::optional<uint32_t> queueFamily = m_device->QueueFamilyMatching(VK_QUEUE_GRAPHICS_BIT, 0);
if (!queueFamily) {
GTEST_SKIP() << "Required queue families not present";
}
general_queue_ci.queueFamilyIndex = queueFamily.value();
}
auto compute_queue_ci = LvlInitStruct<VkDeviceQueueCreateInfo>();
compute_queue_ci.queueCount = 1;
compute_queue_ci.pQueuePriorities = &defaultQueuePriority;
{
const std::optional<uint32_t> queueFamily = m_device->QueueFamilyMatching(VK_QUEUE_COMPUTE_BIT, VK_QUEUE_GRAPHICS_BIT);
if (!queueFamily) {
GTEST_SKIP() << "Required queue families not present";
}
compute_queue_ci.queueFamilyIndex = queueFamily.value();
}
VkDeviceQueueCreateInfo queue_cis[2] = {
general_queue_ci,
compute_queue_ci,
};
uint32_t queue_family_indices[] = {
general_queue_ci.queueFamilyIndex,
compute_queue_ci.queueFamilyIndex,
};
VkPhysicalDeviceAccelerationStructureFeaturesKHR acceleration_structures_features = LvlInitStruct<VkPhysicalDeviceAccelerationStructureFeaturesKHR>();
acceleration_structures_features.accelerationStructure = VK_TRUE;
VkPhysicalDeviceBufferDeviceAddressFeaturesEXT buffer_device_address_features = LvlInitStruct<VkPhysicalDeviceBufferDeviceAddressFeaturesEXT>();
buffer_device_address_features.pNext = &acceleration_structures_features;
buffer_device_address_features.bufferDeviceAddress = VK_TRUE;
VkDeviceCreateInfo device_ci = LvlInitStruct<VkDeviceCreateInfo>();
device_ci.pNext = &buffer_device_address_features;
device_ci.queueCreateInfoCount = 2;
device_ci.pQueueCreateInfos = queue_cis;
device_ci.enabledExtensionCount = m_device_extension_names.size();
device_ci.ppEnabledExtensionNames = m_device_extension_names.data();
vk_testing::Device test_device(gpu());
test_device.init(device_ci);
VkQueue graphics_queue = VK_NULL_HANDLE;
VkQueue transfer_queue = VK_NULL_HANDLE;
vk::GetDeviceQueue(test_device.handle(), general_queue_ci.queueFamilyIndex, 0, &graphics_queue);
vk::GetDeviceQueue(test_device.handle(), compute_queue_ci.queueFamilyIndex, 0, &transfer_queue);
VkBufferCreateInfo acceleration_structure_buffer_ci = LvlInitStruct<VkBufferCreateInfo>();
acceleration_structure_buffer_ci.size = 0x10000;
acceleration_structure_buffer_ci.usage = VK_BUFFER_USAGE_ACCELERATION_STRUCTURE_STORAGE_BIT_KHR;
VkBufferCreateInfo scratch_buffer_ci = LvlInitStruct<VkBufferCreateInfo>();
scratch_buffer_ci.size = 1ULL << 20;
scratch_buffer_ci.usage = VK_BUFFER_USAGE_SHADER_DEVICE_ADDRESS_BIT | VK_BUFFER_USAGE_STORAGE_BUFFER_BIT;
vk_testing::Buffer acceleration_structure_buffer(test_device, acceleration_structure_buffer_ci);
vk_testing::Buffer scratch_buffer(test_device, scratch_buffer_ci);
auto vkGetBufferDeviceAddressKHR =
(PFN_vkGetBufferDeviceAddress)vk::GetDeviceProcAddr(m_device->device(), "vkGetBufferDeviceAddressKHR");
ASSERT_TRUE(vkGetBufferDeviceAddressKHR != nullptr);
VkBufferDeviceAddressInfo scratch_buffer_device_address_info = LvlInitStruct<VkBufferDeviceAddressInfo>();
scratch_buffer_device_address_info.buffer = scratch_buffer.handle();
VkDeviceAddress scratch_address = vkGetBufferDeviceAddressKHR(test_device.handle(), &scratch_buffer_device_address_info);
VkAccelerationStructureCreateInfoKHR acceleration_structure_ci = LvlInitStruct<VkAccelerationStructureCreateInfoKHR>();
acceleration_structure_ci.buffer = acceleration_structure_buffer.handle();
acceleration_structure_ci.offset = 0;
acceleration_structure_ci.size = acceleration_structure_buffer_ci.size;
acceleration_structure_ci.type = VK_ACCELERATION_STRUCTURE_TYPE_BOTTOM_LEVEL_KHR;
acceleration_structure_ci.deviceAddress = 0;
vk_testing::AccelerationStructureKHR acceleration_structure(test_device, acceleration_structure_ci);
VkAccelerationStructureGeometryTrianglesDataKHR triangle_data = LvlInitStruct<VkAccelerationStructureGeometryTrianglesDataKHR>();
triangle_data.vertexFormat = VK_FORMAT_A8B8G8R8_UNORM_PACK32;
triangle_data.vertexData.deviceAddress = 0;
triangle_data.vertexStride = 0;
triangle_data.maxVertex = 3;
triangle_data.indexType = VK_INDEX_TYPE_UINT16;
triangle_data.indexData.deviceAddress = 0;
triangle_data.transformData.deviceAddress = 0;
VkAccelerationStructureGeometryKHR geometry = LvlInitStruct<VkAccelerationStructureGeometryKHR>();
geometry.geometryType = VK_GEOMETRY_TYPE_TRIANGLES_KHR;
geometry.geometry.triangles = triangle_data;
geometry.flags = 0;
VkAccelerationStructureBuildGeometryInfoKHR geometry_info = LvlInitStruct<VkAccelerationStructureBuildGeometryInfoKHR>();
geometry_info.type = VK_ACCELERATION_STRUCTURE_TYPE_BOTTOM_LEVEL_KHR;
geometry_info.flags = 0;
geometry_info.mode = VK_BUILD_ACCELERATION_STRUCTURE_MODE_BUILD_KHR;
geometry_info.srcAccelerationStructure = VK_NULL_HANDLE;
geometry_info.dstAccelerationStructure = acceleration_structure.handle();
geometry_info.geometryCount = 1;
geometry_info.pGeometries = &geometry;
geometry_info.ppGeometries = nullptr;
geometry_info.scratchData.deviceAddress = scratch_address;
VkAccelerationStructureBuildRangeInfoKHR build_range_info = {};
build_range_info.primitiveCount = 1;
build_range_info.primitiveOffset = 0;
build_range_info.firstVertex = 0;
build_range_info.transformOffset = 0;
VkAccelerationStructureBuildRangeInfoKHR *p_build_range_info = &build_range_info;
auto vkCmdBuildAccelerationStructuresKHR = reinterpret_cast<PFN_vkCmdBuildAccelerationStructuresKHR>(
vk::GetDeviceProcAddr(test_device.handle(), "vkCmdBuildAccelerationStructuresKHR"));
ASSERT_NE(vkCmdBuildAccelerationStructuresKHR, nullptr);
for (uint32_t queue_family_index : queue_family_indices) {
VkCommandPoolCreateInfo command_pool_ci = LvlInitStruct<VkCommandPoolCreateInfo>();
command_pool_ci.queueFamilyIndex = queue_family_index;
vk_testing::CommandPool command_pool(test_device, command_pool_ci);
VkCommandBufferAllocateInfo command_buffer_ai = LvlInitStruct<VkCommandBufferAllocateInfo>();
command_buffer_ai.commandPool = command_pool.handle();
command_buffer_ai.level = VK_COMMAND_BUFFER_LEVEL_PRIMARY;
command_buffer_ai.commandBufferCount = 1;
vk_testing::CommandBuffer command_buffer(test_device, command_buffer_ai);
VkCommandBufferBeginInfo command_buffer_bi = LvlInitStruct<VkCommandBufferBeginInfo>();
command_buffer_bi.flags = VK_COMMAND_BUFFER_USAGE_ONE_TIME_SUBMIT_BIT;
command_buffer.begin(&command_buffer_bi);
m_errorMonitor->SetDesiredFailureMsg(VK_DEBUG_REPORT_PERFORMANCE_WARNING_BIT_EXT,
"UNASSIGNED-BestPractices-AccelerationStructure-NotAsync");
vkCmdBuildAccelerationStructuresKHR(command_buffer.handle(), 1, &geometry_info, &p_build_range_info);
if (queue_family_index == compute_queue_ci.queueFamilyIndex) {
m_errorMonitor->Finish();
} else {
m_errorMonitor->VerifyFound();
}
command_buffer.end();
}
}
TEST_F(VkNvidiaBestPracticesLayerTest, AllocateMemory_SetPriority) {
InitBestPracticesFramework(kEnableNVIDIAValidation);
InitState();
VkMemoryAllocateInfo memory_ai = LvlInitStruct<VkMemoryAllocateInfo>();
memory_ai.allocationSize = 0x100000;
memory_ai.memoryTypeIndex = 0;
{
m_errorMonitor->SetDesiredFailureMsg(VK_DEBUG_REPORT_PERFORMANCE_WARNING_BIT_EXT,
"UNASSIGNED-BestPractices-AllocateMemory-SetPriority");
vk_testing::DeviceMemory memory(*m_device, memory_ai);
m_errorMonitor->VerifyFound();
}
VkMemoryPriorityAllocateInfoEXT priority = LvlInitStruct<VkMemoryPriorityAllocateInfoEXT>();
priority.priority = 0.5f;
memory_ai.pNext = &priority;
{
m_errorMonitor->SetDesiredFailureMsg(VK_DEBUG_REPORT_PERFORMANCE_WARNING_BIT_EXT,
"UNASSIGNED-BestPractices-AllocateMemory-SetPriority");
vk_testing::DeviceMemory memory(*m_device, memory_ai);
m_errorMonitor->Finish();
}
}
TEST_F(VkNvidiaBestPracticesLayerTest, AllocateMemory_ReuseAllocations) {
InitBestPracticesFramework(kEnableNVIDIAValidation);
InitState();
VkMemoryAllocateInfo memory_ai = LvlInitStruct<VkMemoryAllocateInfo>();
memory_ai.allocationSize = 0x100000;
memory_ai.memoryTypeIndex = 0;
VkMemoryPriorityAllocateInfoEXT priority = LvlInitStruct<VkMemoryPriorityAllocateInfoEXT>();
priority.priority = 0.5f;
memory_ai.pNext = &priority;
m_errorMonitor->SetDesiredFailureMsg(VK_DEBUG_REPORT_PERFORMANCE_WARNING_BIT_EXT,
"UNASSIGNED-BestPractices-AllocateMemory-ReuseAllocations");
{
vk_testing::DeviceMemory memory(*m_device, memory_ai);
}
std::this_thread::sleep_for(std::chrono::seconds{6});
{
vk_testing::DeviceMemory memory(*m_device, memory_ai);
}
m_errorMonitor->Finish();
m_errorMonitor->SetDesiredFailureMsg(VK_DEBUG_REPORT_PERFORMANCE_WARNING_BIT_EXT,
"UNASSIGNED-BestPractices-AllocateMemory-ReuseAllocations");
{
vk_testing::DeviceMemory memory(*m_device, memory_ai);
}
m_errorMonitor->VerifyFound();
}
TEST_F(VkNvidiaBestPracticesLayerTest, BindMemory_NoPriority) {
SetTargetApiVersion(VK_API_VERSION_1_1);
AddRequiredExtensions(VK_EXT_PAGEABLE_DEVICE_LOCAL_MEMORY_EXTENSION_NAME);
AddRequiredExtensions(VK_KHR_MAINTENANCE_4_EXTENSION_NAME);
InitBestPracticesFramework(kEnableNVIDIAValidation);
if (DeviceValidationVersion() < VK_API_VERSION_1_1) {
GTEST_SKIP() << "Vulkan >= 1.1 required";
}
if (!AreRequiredExtensionsEnabled()) {
GTEST_SKIP() << RequiredExtensionsNotSupported() << " not supported";
}
InitState();
VkDeviceQueueCreateInfo queue_ci = LvlInitStruct<VkDeviceQueueCreateInfo>();
queue_ci.queueFamilyIndex = 0;
queue_ci.queueCount = 1;
queue_ci.pQueuePriorities = &defaultQueuePriority;
VkPhysicalDevicePageableDeviceLocalMemoryFeaturesEXT pageable_features = LvlInitStruct<VkPhysicalDevicePageableDeviceLocalMemoryFeaturesEXT>();
pageable_features.pNext = nullptr;
pageable_features.pageableDeviceLocalMemory = VK_TRUE;
VkPhysicalDeviceMaintenance4Features maintenance4_features = LvlInitStruct<VkPhysicalDeviceMaintenance4Features>();
maintenance4_features.pNext = &pageable_features;
maintenance4_features.maintenance4 = VK_TRUE;
VkDeviceCreateInfo device_ci = LvlInitStruct<VkDeviceCreateInfo>();
device_ci.pNext = &maintenance4_features;
device_ci.queueCreateInfoCount = 1;
device_ci.pQueueCreateInfos = &queue_ci;
device_ci.enabledExtensionCount = m_device_extension_names.size();
device_ci.ppEnabledExtensionNames = m_device_extension_names.data();
vk_testing::Device test_device(gpu());
test_device.init(device_ci);
VkBufferCreateInfo buffer_ci = LvlInitStruct<VkBufferCreateInfo>();
buffer_ci.flags = 0;
buffer_ci.size = 0x100000;
buffer_ci.usage = VK_BUFFER_USAGE_TRANSFER_DST_BIT;
buffer_ci.sharingMode = VK_SHARING_MODE_EXCLUSIVE;
buffer_ci.queueFamilyIndexCount = 0;
buffer_ci.pQueueFamilyIndices = nullptr;
vk_testing::Buffer buffer_a(test_device, buffer_ci, vk_testing::no_mem);
vk_testing::Buffer buffer_b(test_device, buffer_ci, vk_testing::no_mem);
const VkMemoryRequirements memory_requirements = buffer_a.memory_requirements();
ASSERT_NE(memory_requirements.memoryTypeBits, 0);
// Find first valid bit, whatever it is
uint32_t memory_type_index = 0;
while (((memory_requirements.memoryTypeBits >> memory_type_index) & 1) == 0) {
++memory_type_index;
}
VkMemoryAllocateInfo memory_ai = LvlInitStruct<VkMemoryAllocateInfo>();
memory_ai.allocationSize = memory_requirements.size;
memory_ai.memoryTypeIndex = memory_type_index;
vk_testing::DeviceMemory memory(test_device, memory_ai);
{
m_errorMonitor->SetDesiredFailureMsg(VK_DEBUG_REPORT_PERFORMANCE_WARNING_BIT_EXT,
"UNASSIGNED-BestPractices-BindMemory-NoPriority");
vk::BindBufferMemory(test_device.handle(), buffer_a.handle(), memory.handle(), 0);
m_errorMonitor->VerifyFound();
}
auto vkSetDeviceMemoryPriorityEXT = reinterpret_cast<PFN_vkSetDeviceMemoryPriorityEXT>(
vk::GetDeviceProcAddr(test_device.handle(), "vkSetDeviceMemoryPriorityEXT"));
vkSetDeviceMemoryPriorityEXT(test_device.handle(), memory.handle(), 0.5f);
{
m_errorMonitor->SetDesiredFailureMsg(VK_DEBUG_REPORT_PERFORMANCE_WARNING_BIT_EXT,
"UNASSIGNED-BestPractices-BindMemory-NoPriority");
vk::BindBufferMemory(test_device.handle(), buffer_b.handle(), memory.handle(), 0);
m_errorMonitor->Finish();
}
}
static VkDescriptorSetLayoutBinding CreateSingleDescriptorBinding(VkDescriptorType type, uint32_t binding) {
VkDescriptorSetLayoutBinding layout_binding = {};
layout_binding.binding = binding;
layout_binding.descriptorType = type;
layout_binding.descriptorCount = 1;
layout_binding.stageFlags = VK_SHADER_STAGE_VERTEX_BIT;
layout_binding.pImmutableSamplers = nullptr;
return layout_binding;
}
TEST_F(VkNvidiaBestPracticesLayerTest, CreatePipelineLayout_SeparateSampler) {
InitBestPracticesFramework(kEnableNVIDIAValidation);
InitState();
VkDescriptorSetLayoutBinding separate_bindings[] = {
CreateSingleDescriptorBinding(VK_DESCRIPTOR_TYPE_SAMPLER, 0),
CreateSingleDescriptorBinding(VK_DESCRIPTOR_TYPE_SAMPLED_IMAGE, 1),
};
VkDescriptorSetLayoutBinding combined_bindings[] = {
CreateSingleDescriptorBinding(VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER, 0),
};
VkDescriptorSetLayoutCreateInfo separate_set_layout_ci = LvlInitStruct<VkDescriptorSetLayoutCreateInfo>();
separate_set_layout_ci.flags = 0;
separate_set_layout_ci.bindingCount = sizeof(separate_bindings) / sizeof(separate_bindings[0]);
separate_set_layout_ci.pBindings = separate_bindings;
VkDescriptorSetLayoutCreateInfo combined_set_layout_ci = LvlInitStruct<VkDescriptorSetLayoutCreateInfo>();
combined_set_layout_ci.flags = 0;
combined_set_layout_ci.bindingCount = sizeof(combined_bindings) / sizeof(combined_bindings[0]);
combined_set_layout_ci.pBindings = combined_bindings;
vk_testing::DescriptorSetLayout separate_set_layout(*m_device, separate_set_layout_ci);
vk_testing::DescriptorSetLayout combined_set_layout(*m_device, combined_set_layout_ci);
VkPipelineLayoutCreateInfo pipeline_layout_ci = LvlInitStruct<VkPipelineLayoutCreateInfo>();
pipeline_layout_ci.flags = 0;
pipeline_layout_ci.pushConstantRangeCount = 0;
pipeline_layout_ci.pPushConstantRanges = nullptr;
{
m_errorMonitor->SetDesiredFailureMsg(VK_DEBUG_REPORT_PERFORMANCE_WARNING_BIT_EXT,
"UNASSIGNED-BestPractices-CreatePipelineLayout-SeparateSampler");
vk_testing::PipelineLayout pipeline_layout(*m_device, pipeline_layout_ci, {&separate_set_layout});
m_errorMonitor->VerifyFound();
}
{
m_errorMonitor->SetDesiredFailureMsg(VK_DEBUG_REPORT_PERFORMANCE_WARNING_BIT_EXT,
"UNASSIGNED-BestPractices-CreatePipelineLayout-SeparateSampler");
vk_testing::PipelineLayout pipeline_layout(*m_device, pipeline_layout_ci, {&combined_set_layout});
m_errorMonitor->Finish();
}
}
TEST_F(VkNvidiaBestPracticesLayerTest, CreatePipelineLayout_LargePipelineLayout) {
InitBestPracticesFramework(kEnableNVIDIAValidation);
InitState();
VkDescriptorSetLayoutBinding large_bindings[] = {
{ 0, VK_DESCRIPTOR_TYPE_STORAGE_BUFFER, 16, VK_SHADER_STAGE_VERTEX_BIT, nullptr },
{ 1, VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER, 1, VK_SHADER_STAGE_VERTEX_BIT, nullptr },
};
VkDescriptorSetLayoutBinding small_bindings[] = {
{ 0, VK_DESCRIPTOR_TYPE_STORAGE_BUFFER, 16, VK_SHADER_STAGE_VERTEX_BIT, nullptr },
};
VkDescriptorSetLayoutCreateInfo large_set_layout_ci = LvlInitStruct<VkDescriptorSetLayoutCreateInfo>();
large_set_layout_ci.flags = 0;
large_set_layout_ci.bindingCount = sizeof(large_bindings) / sizeof(large_bindings[0]);
large_set_layout_ci.pBindings = large_bindings;
VkDescriptorSetLayoutCreateInfo small_set_layout_ci = LvlInitStruct<VkDescriptorSetLayoutCreateInfo>();
small_set_layout_ci.flags = 0;
small_set_layout_ci.bindingCount = sizeof(small_bindings) / sizeof(small_bindings[0]);
small_set_layout_ci.pBindings = small_bindings;
vk_testing::DescriptorSetLayout large_set_layout(*m_device, large_set_layout_ci);
vk_testing::DescriptorSetLayout small_set_layout(*m_device, small_set_layout_ci);
VkPipelineLayoutCreateInfo pipeline_layout_ci = LvlInitStruct<VkPipelineLayoutCreateInfo>();
pipeline_layout_ci.flags = 0;
pipeline_layout_ci.pushConstantRangeCount = 0;
pipeline_layout_ci.pPushConstantRanges = nullptr;
{
m_errorMonitor->SetDesiredFailureMsg(VK_DEBUG_REPORT_PERFORMANCE_WARNING_BIT_EXT,
"UNASSIGNED-BestPractices-CreatePipelineLayout-LargePipelineLayout");
vk_testing::PipelineLayout pipeline_layout(*m_device, pipeline_layout_ci, {&large_set_layout});
m_errorMonitor->VerifyFound();
}
{
m_errorMonitor->SetDesiredFailureMsg(VK_DEBUG_REPORT_PERFORMANCE_WARNING_BIT_EXT,
"UNASSIGNED-BestPractices-CreatePipelineLayout-LargePipelineLayout");
vk_testing::PipelineLayout pipeline_layout(*m_device, pipeline_layout_ci, {&small_set_layout});
m_errorMonitor->Finish();
}
}
TEST_F(VkNvidiaBestPracticesLayerTest, BindPipeline_SwitchTessGeometryMesh)
{
SetTargetApiVersion(VK_API_VERSION_1_1);
AddRequiredExtensions(VK_KHR_DYNAMIC_RENDERING_EXTENSION_NAME);
ASSERT_NO_FATAL_FAILURE(InitBestPracticesFramework(kEnableNVIDIAValidation));
if (DeviceValidationVersion() < VK_API_VERSION_1_1) {
GTEST_SKIP() << "At least Vulkan version 1.1 is required";
}
auto dynamic_rendering_features = LvlInitStruct<VkPhysicalDeviceDynamicRenderingFeaturesKHR>();
auto features2 = GetPhysicalDeviceFeatures2(dynamic_rendering_features);
if (!dynamic_rendering_features.dynamicRendering) {
GTEST_SKIP() << "This test requires dynamicRendering";
}
ASSERT_NO_FATAL_FAILURE(InitState(nullptr, &features2));
if (m_device->props.limits.maxGeometryOutputVertices <= 3) {
GTEST_SKIP() << "Device doesn't support requried maxGeometryOutputVertices";
}
char const *vsSource = R"glsl(
#version 450
void main() {}
)glsl";
char const *gsSource = R"glsl(
#version 450
layout(triangles) in;
layout(triangle_strip, max_vertices = 3) out;
void main() {}
)glsl";
VkShaderObj vs(this, vsSource, VK_SHADER_STAGE_VERTEX_BIT);
VkShaderObj gs(this, gsSource, VK_SHADER_STAGE_GEOMETRY_BIT);
VkPipelineRenderingCreateInfo pipeline_rendering_info = LvlInitStruct<VkPipelineRenderingCreateInfo>();
CreatePipelineHelper vsPipe(*this);
vsPipe.InitInfo();
vsPipe.shader_stages_ = {vs.GetStageCreateInfo()};
vsPipe.InitState();
vsPipe.gp_ci_.pNext = &pipeline_rendering_info;
vsPipe.CreateGraphicsPipeline();
CreatePipelineHelper vgsPipe(*this);
vgsPipe.InitInfo();
vgsPipe.shader_stages_ = {vs.GetStageCreateInfo(), gs.GetStageCreateInfo()};
vgsPipe.InitState();
vgsPipe.gp_ci_.pNext = &pipeline_rendering_info;
vgsPipe.CreateGraphicsPipeline();
m_commandBuffer->begin();
{
m_errorMonitor->SetAllowedFailureMsg("UNASSIGNED-BestPractices-Pipeline-SortAndBind");
m_errorMonitor->SetDesiredFailureMsg(VK_DEBUG_REPORT_PERFORMANCE_WARNING_BIT_EXT,
"UNASSIGNED-BestPractices-BindPipeline-SwitchTessGeometryMesh");
vk::CmdBindPipeline(m_commandBuffer->handle(), VK_PIPELINE_BIND_POINT_GRAPHICS, vsPipe.pipeline_);
m_errorMonitor->Finish();
}
{
m_errorMonitor->SetAllowedFailureMsg("UNASSIGNED-BestPractices-Pipeline-SortAndBind");
m_errorMonitor->SetDesiredFailureMsg(VK_DEBUG_REPORT_PERFORMANCE_WARNING_BIT_EXT,
"UNASSIGNED-BestPractices-BindPipeline-SwitchTessGeometryMesh");
for (int i = 0; i < 10; ++i) {
vk::CmdBindPipeline(m_commandBuffer->handle(), VK_PIPELINE_BIND_POINT_GRAPHICS, vgsPipe.pipeline_);
vk::CmdBindPipeline(m_commandBuffer->handle(), VK_PIPELINE_BIND_POINT_GRAPHICS, vsPipe.pipeline_);
}
m_errorMonitor->VerifyFound();
}
}
TEST_F(VkNvidiaBestPracticesLayerTest, BindPipeline_ZcullDirection)
{
SetTargetApiVersion(VK_API_VERSION_1_3);
ASSERT_NO_FATAL_FAILURE(InitBestPracticesFramework(kEnableNVIDIAValidation));
if (DeviceValidationVersion() < VK_API_VERSION_1_3) {
GTEST_SKIP() << "At least Vulkan version 1.3 is required";
}
VkPhysicalDeviceDynamicRenderingFeaturesKHR dynamic_rendering_features = LvlInitStruct<VkPhysicalDeviceDynamicRenderingFeaturesKHR>();
VkPhysicalDeviceSynchronization2Features synchronization2_features = LvlInitStruct<VkPhysicalDeviceSynchronization2Features>(&dynamic_rendering_features);
VkPhysicalDeviceFeatures2 features2 = GetPhysicalDeviceFeatures2(synchronization2_features);
if (!dynamic_rendering_features.dynamicRendering) {
GTEST_SKIP() << "This test requires dynamicRendering";
}
if (!synchronization2_features.synchronization2) {
GTEST_SKIP() << "This test requires synchronization2";
}
ASSERT_NO_FATAL_FAILURE(InitState(nullptr, &features2));
VkFormat depth_format = VK_FORMAT_D32_SFLOAT_S8_UINT;
VkPipelineRenderingCreateInfo pipeline_rendering_info = LvlInitStruct<VkPipelineRenderingCreateInfo>();
pipeline_rendering_info.depthAttachmentFormat = depth_format;
pipeline_rendering_info.stencilAttachmentFormat = depth_format;
VkImageObj image(m_device);
// 3 array layers
image.Init(image.ImageCreateInfo2D(32, 32, 1, 3, depth_format,
VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT | VK_IMAGE_USAGE_TRANSFER_DST_BIT,
VK_IMAGE_TILING_OPTIMAL, 0));
ASSERT_TRUE(image.initialized());
VkImageViewCreateInfo image_view_ci = LvlInitStruct<VkImageViewCreateInfo>();
image_view_ci.image = image.handle();
image_view_ci.viewType = VK_IMAGE_VIEW_TYPE_2D;
image_view_ci.format = depth_format;
// rendering to layer index 1
image_view_ci.subresourceRange = {VK_IMAGE_ASPECT_DEPTH_BIT | VK_IMAGE_ASPECT_STENCIL_BIT, 0, 1, 1, 1};
vk_testing::ImageView depth_image_view(*m_device, image_view_ci);
VkRenderingAttachmentInfo depth_attachment = LvlInitStruct<VkRenderingAttachmentInfo>();
depth_attachment.imageLayout = VK_IMAGE_LAYOUT_GENERAL;
depth_attachment.imageView = depth_image_view.handle();
depth_attachment.loadOp = VK_ATTACHMENT_LOAD_OP_CLEAR;
VkRenderingInfo begin_rendering_info = LvlInitStruct<VkRenderingInfo>();
begin_rendering_info.renderArea.extent = {32, 32};
begin_rendering_info.layerCount = 1;
begin_rendering_info.pDepthAttachment = &depth_attachment;
begin_rendering_info.pStencilAttachment = &depth_attachment;
VkClearRect clear_rect{};
clear_rect.baseArrayLayer = 0;
clear_rect.layerCount = 1;
clear_rect.rect.extent.width = 32;
clear_rect.rect.extent.height = 32;
VkClearAttachment attachment{};
attachment.aspectMask = VK_IMAGE_ASPECT_DEPTH_BIT;
VkImageMemoryBarrier discard_barrier = LvlInitStruct<VkImageMemoryBarrier>();
discard_barrier.srcAccessMask = VK_ACCESS_MEMORY_READ_BIT;
discard_barrier.dstAccessMask = VK_ACCESS_MEMORY_WRITE_BIT | VK_ACCESS_MEMORY_READ_BIT;
discard_barrier.oldLayout = VK_IMAGE_LAYOUT_UNDEFINED;
discard_barrier.newLayout = VK_IMAGE_LAYOUT_GENERAL;
discard_barrier.image = image.handle();
discard_barrier.subresourceRange = {VK_IMAGE_ASPECT_DEPTH_BIT | VK_IMAGE_ASPECT_STENCIL_BIT, 0, 1, 1,
VK_REMAINING_ARRAY_LAYERS};
VkImageMemoryBarrier2 discard_barrier2 = LvlInitStruct<VkImageMemoryBarrier2>();
discard_barrier2.srcAccessMask = VK_ACCESS_2_MEMORY_READ_BIT;
discard_barrier2.dstAccessMask = VK_ACCESS_2_MEMORY_WRITE_BIT | VK_ACCESS_MEMORY_READ_BIT;
discard_barrier2.oldLayout = VK_IMAGE_LAYOUT_UNDEFINED;
discard_barrier2.newLayout = VK_IMAGE_LAYOUT_GENERAL;
discard_barrier2.image = image.handle();
discard_barrier2.subresourceRange = {VK_IMAGE_ASPECT_DEPTH_BIT | VK_IMAGE_ASPECT_STENCIL_BIT, 0, 1, 1,
VK_REMAINING_ARRAY_LAYERS};
VkDependencyInfo discard_dependency_info = LvlInitStruct<VkDependencyInfo>();
discard_dependency_info.imageMemoryBarrierCount = 1;
discard_dependency_info.pImageMemoryBarriers = &discard_barrier2;
auto set_desired_failure_msg = [this] {
m_errorMonitor->SetDesiredFailureMsg(VK_DEBUG_REPORT_PERFORMANCE_WARNING_BIT_EXT,
"UNASSIGNED-BestPractices-Zcull-LessGreaterRatio");
};
const char *vsSource = R"glsl(
#version 450
void main() {}
)glsl";
VkShaderObj vs(this, vsSource, VK_SHADER_STAGE_VERTEX_BIT);
VkPipelineObj pipe(m_device);
pipe.AddShader(&vs);
pipe.AddDefaultColorAttachment();
pipe.MakeDynamic(VK_DYNAMIC_STATE_DEPTH_TEST_ENABLE);
pipe.MakeDynamic(VK_DYNAMIC_STATE_DEPTH_COMPARE_OP);
VkPipelineDepthStencilStateCreateInfo depth_stencil_state_ci = LvlInitStruct<VkPipelineDepthStencilStateCreateInfo>();
VkPipelineLayoutCreateInfo pipeline_layout_ci = LvlInitStruct<VkPipelineLayoutCreateInfo>();
vk_testing::PipelineLayout pipeline_layout(*m_device, pipeline_layout_ci);
VkGraphicsPipelineCreateInfo create_info = LvlInitStruct<VkGraphicsPipelineCreateInfo>();
pipe.InitGraphicsPipelineCreateInfo(&create_info);
create_info.pNext = &pipeline_rendering_info;
create_info.pDepthStencilState = &depth_stencil_state_ci;
pipe.CreateVKPipeline(pipeline_layout.handle(), VK_NULL_HANDLE, &create_info);
VkViewport viewport = {};
viewport.width = 32;
viewport.height = 32;
viewport.minDepth = 1.0f;
viewport.maxDepth = 1.0f;
VkRect2D scissor = {};
scissor.extent.width = 32;
scissor.extent.height = 32;
VkCommandBufferBeginInfo begin_info = LvlInitStruct<VkCommandBufferBeginInfo>();
m_commandBuffer->begin(&begin_info);
auto cmd = m_commandBuffer->handle();
vk::CmdBindPipeline(cmd, VK_PIPELINE_BIND_POINT_GRAPHICS, pipe.handle());
vk::CmdSetDepthTestEnable(cmd, VK_TRUE);
vk::CmdSetViewport(cmd, 0, 1, &viewport);
vk::CmdSetScissor(cmd, 0, 1, &scissor);
{
SCOPED_TRACE("Unbalance");
vk::CmdBeginRendering(cmd, &begin_rendering_info);
vk::CmdSetDepthCompareOp(cmd, VK_COMPARE_OP_LESS);
for (int i = 0; i < 90; ++i) m_commandBuffer->Draw(0, 0, 0, 0);
vk::CmdSetDepthCompareOp(cmd, VK_COMPARE_OP_GREATER);
for (int i = 0; i < 10; ++i) m_commandBuffer->Draw(0, 0, 0, 0);
set_desired_failure_msg();
vk::CmdEndRendering(cmd);
m_errorMonitor->Finish();
}
{
SCOPED_TRACE("Balance");
vk::CmdBeginRendering(cmd, &begin_rendering_info);
vk::CmdSetDepthCompareOp(cmd, VK_COMPARE_OP_LESS);
for (int i = 0; i < 60; ++i) m_commandBuffer->Draw(0, 0, 0, 0);
vk::CmdSetDepthCompareOp(cmd, VK_COMPARE_OP_GREATER);
for (int i = 0; i < 40; ++i) m_commandBuffer->Draw(0, 0, 0, 0);
set_desired_failure_msg();
vk::CmdEndRendering(cmd);
m_errorMonitor->VerifyFound();
}
{
// This should miss because BeginRendering uses LOAD_OP_CLEAR
SCOPED_TRACE("Balance with end rendering");
vk::CmdBeginRendering(cmd, &begin_rendering_info);
vk::CmdSetDepthCompareOp(cmd, VK_COMPARE_OP_LESS);
for (int i = 0; i < 60; ++i) m_commandBuffer->Draw(0, 0, 0, 0);
vk::CmdEndRendering(cmd);
vk::CmdBeginRendering(cmd, &begin_rendering_info);
vk::CmdSetDepthCompareOp(cmd, VK_COMPARE_OP_GREATER);
for (int i = 0; i < 40; ++i) m_commandBuffer->Draw(0, 0, 0, 0);
set_desired_failure_msg();
vk::CmdEndRendering(cmd);
m_errorMonitor->Finish();
}
{
SCOPED_TRACE("Clear before balance");
vk::CmdBeginRendering(cmd, &begin_rendering_info);
vk::CmdSetDepthCompareOp(cmd, VK_COMPARE_OP_LESS);
for (int i = 0; i < 60; ++i) m_commandBuffer->Draw(0, 0, 0, 0);
vk::CmdClearAttachments(cmd, 1, &attachment, 1, &clear_rect);
vk::CmdSetDepthCompareOp(cmd, VK_COMPARE_OP_GREATER);
for (int i = 0; i < 40; ++i) m_commandBuffer->Draw(0, 0, 0, 0);
set_desired_failure_msg();
vk::CmdEndRendering(cmd);
m_errorMonitor->Finish();
}
{
SCOPED_TRACE("Balance before clear");
vk::CmdBeginRendering(cmd, &begin_rendering_info);
vk::CmdSetDepthCompareOp(cmd, VK_COMPARE_OP_LESS);
for (int i = 0; i < 60; ++i) m_commandBuffer->Draw(0, 0, 0, 0);
vk::CmdSetDepthCompareOp(cmd, VK_COMPARE_OP_GREATER);
for (int i = 0; i < 40; ++i) m_commandBuffer->Draw(0, 0, 0, 0);
set_desired_failure_msg();
vk::CmdClearAttachments(cmd, 1, &attachment, 1, &clear_rect);
m_errorMonitor->VerifyFound();
vk::CmdEndRendering(cmd);
}
// The tests below use LOAD_OP for depth
depth_attachment.loadOp = VK_ATTACHMENT_LOAD_OP_LOAD;
{
SCOPED_TRACE("Load previous scope");
vk::CmdBeginRendering(cmd, &begin_rendering_info);
vk::CmdSetDepthCompareOp(cmd, VK_COMPARE_OP_LESS);
for (int i = 0; i < 60; ++i) m_commandBuffer->Draw(0, 0, 0, 0);
vk::CmdEndRendering(cmd);
vk::CmdBeginRendering(cmd, &begin_rendering_info);
vk::CmdSetDepthCompareOp(cmd, VK_COMPARE_OP_GREATER);
for (int i = 0; i < 40; ++i) m_commandBuffer->Draw(0, 0, 0, 0);
set_desired_failure_msg();
vk::CmdEndRendering(cmd);
m_errorMonitor->VerifyFound();
}
{
SCOPED_TRACE("Transition to discard");
vk::CmdBeginRendering(cmd, &begin_rendering_info);
vk::CmdSetDepthCompareOp(cmd, VK_COMPARE_OP_LESS);
for (int i = 0; i < 60; ++i) m_commandBuffer->Draw(0, 0, 0, 0);
vk::CmdEndRendering(cmd);
vk::CmdPipelineBarrier(cmd, VK_PIPELINE_STAGE_ALL_COMMANDS_BIT, VK_PIPELINE_STAGE_ALL_COMMANDS_BIT, 0, 0, nullptr, 0,
nullptr, 1, &discard_barrier);
vk::CmdBeginRendering(cmd, &begin_rendering_info);
vk::CmdSetDepthCompareOp(cmd, VK_COMPARE_OP_GREATER);
for (int i = 0; i < 40; ++i) m_commandBuffer->Draw(0, 0, 0, 0);
set_desired_failure_msg();
vk::CmdEndRendering(cmd);