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gpu_validation.cpp
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/* Copyright (c) 2018-2020 The Khronos Group Inc.
* Copyright (c) 2018-2020 Valve Corporation
* Copyright (c) 2018-2020 LunarG, Inc.
*
* 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.
*
* Author: Karl Schultz <[email protected]>
* Author: Tony Barbour <[email protected]>
*/
// This define indicates to build the VMA routines themselves
#define VMA_IMPLEMENTATION
// This define indicates that we will supply Vulkan function pointers at initialization
#define VMA_STATIC_VULKAN_FUNCTIONS 0
#include "gpu_validation.h"
#include "shader_validation.h"
#include "spirv-tools/libspirv.h"
#include "spirv-tools/optimizer.hpp"
#include "spirv-tools/instrument.hpp"
#include <SPIRV/spirv.hpp>
#include <algorithm>
#include <regex>
#include "layer_chassis_dispatch.h"
// This is the number of bindings in the debug descriptor set.
static const uint32_t kNumBindingsInSet = 3;
static const VkShaderStageFlags kShaderStageAllRayTracing =
VK_SHADER_STAGE_ANY_HIT_BIT_NV | VK_SHADER_STAGE_CALLABLE_BIT_NV | VK_SHADER_STAGE_CLOSEST_HIT_BIT_NV |
VK_SHADER_STAGE_INTERSECTION_BIT_NV | VK_SHADER_STAGE_MISS_BIT_NV | VK_SHADER_STAGE_RAYGEN_BIT_NV;
// Keep in sync with the GLSL shader below.
struct GpuAccelerationStructureBuildValidationBuffer {
uint32_t instances_to_validate;
uint32_t replacement_handle_bits_0;
uint32_t replacement_handle_bits_1;
uint32_t invalid_handle_found;
uint32_t invalid_handle_bits_0;
uint32_t invalid_handle_bits_1;
uint32_t valid_handles_count;
};
// This is the GLSL source for the compute shader that is used during ray tracing acceleration structure
// building validation which inspects instance buffers for top level acceleration structure builds and
// reports and replaces invalid bottom level acceleration structure handles with good bottom level
// acceleration structure handle so that applications can continue without undefined behavior long enough
// to report errors.
//
// #version 450
// layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in;
// struct VkGeometryInstanceNV {
// uint unused[14];
// uint handle_bits_0;
// uint handle_bits_1;
// };
// layout(set=0, binding=0, std430) buffer InstanceBuffer {
// VkGeometryInstanceNV instances[];
// };
// layout(set=0, binding=1, std430) buffer ValidationBuffer {
// uint instances_to_validate;
// uint replacement_handle_bits_0;
// uint replacement_handle_bits_1;
// uint invalid_handle_found;
// uint invalid_handle_bits_0;
// uint invalid_handle_bits_1;
// uint valid_handles_count;
// uint valid_handles[];
// };
// void main() {
// for (uint instance_index = 0; instance_index < instances_to_validate; instance_index++) {
// uint instance_handle_bits_0 = instances[instance_index].handle_bits_0;
// uint instance_handle_bits_1 = instances[instance_index].handle_bits_1;
// bool valid = false;
// for (uint valid_handle_index = 0; valid_handle_index < valid_handles_count; valid_handle_index++) {
// if (instance_handle_bits_0 == valid_handles[2*valid_handle_index+0] &&
// instance_handle_bits_1 == valid_handles[2*valid_handle_index+1]) {
// valid = true;
// break;
// }
// }
// if (!valid) {
// invalid_handle_found += 1;
// invalid_handle_bits_0 = instance_handle_bits_0;
// invalid_handle_bits_1 = instance_handle_bits_1;
// instances[instance_index].handle_bits_0 = replacement_handle_bits_0;
// instances[instance_index].handle_bits_1 = replacement_handle_bits_1;
// }
// }
// }
//
// To regenerate the spirv below:
// 1. Save the above GLSL source to a file called validation_shader.comp.
// 2. Run in terminal
//
// glslangValidator.exe -x -V validation_shader.comp -o validation_shader.comp.spv
//
// 4. Copy-paste the contents of validation_shader.comp.spv here (clang-format will fix up the alignment).
static const uint32_t kComputeShaderSpirv[] = {
0x07230203, 0x00010000, 0x00080007, 0x0000006d, 0x00000000, 0x00020011, 0x00000001, 0x0006000b, 0x00000001, 0x4c534c47,
0x6474732e, 0x3035342e, 0x00000000, 0x0003000e, 0x00000000, 0x00000001, 0x0005000f, 0x00000005, 0x00000004, 0x6e69616d,
0x00000000, 0x00060010, 0x00000004, 0x00000011, 0x00000001, 0x00000001, 0x00000001, 0x00030003, 0x00000002, 0x000001c2,
0x00040005, 0x00000004, 0x6e69616d, 0x00000000, 0x00060005, 0x00000008, 0x74736e69, 0x65636e61, 0x646e695f, 0x00007865,
0x00070005, 0x00000011, 0x696c6156, 0x69746164, 0x75426e6f, 0x72656666, 0x00000000, 0x00090006, 0x00000011, 0x00000000,
0x74736e69, 0x65636e61, 0x6f745f73, 0x6c61765f, 0x74616469, 0x00000065, 0x000a0006, 0x00000011, 0x00000001, 0x6c706572,
0x6d656361, 0x5f746e65, 0x646e6168, 0x625f656c, 0x5f737469, 0x00000030, 0x000a0006, 0x00000011, 0x00000002, 0x6c706572,
0x6d656361, 0x5f746e65, 0x646e6168, 0x625f656c, 0x5f737469, 0x00000031, 0x00090006, 0x00000011, 0x00000003, 0x61766e69,
0x5f64696c, 0x646e6168, 0x665f656c, 0x646e756f, 0x00000000, 0x00090006, 0x00000011, 0x00000004, 0x61766e69, 0x5f64696c,
0x646e6168, 0x625f656c, 0x5f737469, 0x00000030, 0x00090006, 0x00000011, 0x00000005, 0x61766e69, 0x5f64696c, 0x646e6168,
0x625f656c, 0x5f737469, 0x00000031, 0x00080006, 0x00000011, 0x00000006, 0x696c6176, 0x61685f64, 0x656c646e, 0x6f635f73,
0x00746e75, 0x00070006, 0x00000011, 0x00000007, 0x696c6176, 0x61685f64, 0x656c646e, 0x00000073, 0x00030005, 0x00000013,
0x00000000, 0x00080005, 0x0000001b, 0x74736e69, 0x65636e61, 0x6e61685f, 0x5f656c64, 0x73746962, 0x0000305f, 0x00080005,
0x0000001e, 0x65476b56, 0x74656d6f, 0x6e497972, 0x6e617473, 0x564e6563, 0x00000000, 0x00050006, 0x0000001e, 0x00000000,
0x73756e75, 0x00006465, 0x00070006, 0x0000001e, 0x00000001, 0x646e6168, 0x625f656c, 0x5f737469, 0x00000030, 0x00070006,
0x0000001e, 0x00000002, 0x646e6168, 0x625f656c, 0x5f737469, 0x00000031, 0x00060005, 0x00000020, 0x74736e49, 0x65636e61,
0x66667542, 0x00007265, 0x00060006, 0x00000020, 0x00000000, 0x74736e69, 0x65636e61, 0x00000073, 0x00030005, 0x00000022,
0x00000000, 0x00080005, 0x00000027, 0x74736e69, 0x65636e61, 0x6e61685f, 0x5f656c64, 0x73746962, 0x0000315f, 0x00040005,
0x0000002d, 0x696c6176, 0x00000064, 0x00070005, 0x0000002f, 0x696c6176, 0x61685f64, 0x656c646e, 0x646e695f, 0x00007865,
0x00040047, 0x00000010, 0x00000006, 0x00000004, 0x00050048, 0x00000011, 0x00000000, 0x00000023, 0x00000000, 0x00050048,
0x00000011, 0x00000001, 0x00000023, 0x00000004, 0x00050048, 0x00000011, 0x00000002, 0x00000023, 0x00000008, 0x00050048,
0x00000011, 0x00000003, 0x00000023, 0x0000000c, 0x00050048, 0x00000011, 0x00000004, 0x00000023, 0x00000010, 0x00050048,
0x00000011, 0x00000005, 0x00000023, 0x00000014, 0x00050048, 0x00000011, 0x00000006, 0x00000023, 0x00000018, 0x00050048,
0x00000011, 0x00000007, 0x00000023, 0x0000001c, 0x00030047, 0x00000011, 0x00000003, 0x00040047, 0x00000013, 0x00000022,
0x00000000, 0x00040047, 0x00000013, 0x00000021, 0x00000001, 0x00040047, 0x0000001d, 0x00000006, 0x00000004, 0x00050048,
0x0000001e, 0x00000000, 0x00000023, 0x00000000, 0x00050048, 0x0000001e, 0x00000001, 0x00000023, 0x00000038, 0x00050048,
0x0000001e, 0x00000002, 0x00000023, 0x0000003c, 0x00040047, 0x0000001f, 0x00000006, 0x00000040, 0x00050048, 0x00000020,
0x00000000, 0x00000023, 0x00000000, 0x00030047, 0x00000020, 0x00000003, 0x00040047, 0x00000022, 0x00000022, 0x00000000,
0x00040047, 0x00000022, 0x00000021, 0x00000000, 0x00020013, 0x00000002, 0x00030021, 0x00000003, 0x00000002, 0x00040015,
0x00000006, 0x00000020, 0x00000000, 0x00040020, 0x00000007, 0x00000007, 0x00000006, 0x0004002b, 0x00000006, 0x00000009,
0x00000000, 0x0003001d, 0x00000010, 0x00000006, 0x000a001e, 0x00000011, 0x00000006, 0x00000006, 0x00000006, 0x00000006,
0x00000006, 0x00000006, 0x00000006, 0x00000010, 0x00040020, 0x00000012, 0x00000002, 0x00000011, 0x0004003b, 0x00000012,
0x00000013, 0x00000002, 0x00040015, 0x00000014, 0x00000020, 0x00000001, 0x0004002b, 0x00000014, 0x00000015, 0x00000000,
0x00040020, 0x00000016, 0x00000002, 0x00000006, 0x00020014, 0x00000019, 0x0004002b, 0x00000006, 0x0000001c, 0x0000000e,
0x0004001c, 0x0000001d, 0x00000006, 0x0000001c, 0x0005001e, 0x0000001e, 0x0000001d, 0x00000006, 0x00000006, 0x0003001d,
0x0000001f, 0x0000001e, 0x0003001e, 0x00000020, 0x0000001f, 0x00040020, 0x00000021, 0x00000002, 0x00000020, 0x0004003b,
0x00000021, 0x00000022, 0x00000002, 0x0004002b, 0x00000014, 0x00000024, 0x00000001, 0x0004002b, 0x00000014, 0x00000029,
0x00000002, 0x00040020, 0x0000002c, 0x00000007, 0x00000019, 0x0003002a, 0x00000019, 0x0000002e, 0x0004002b, 0x00000014,
0x00000036, 0x00000006, 0x0004002b, 0x00000014, 0x0000003b, 0x00000007, 0x0004002b, 0x00000006, 0x0000003c, 0x00000002,
0x0004002b, 0x00000006, 0x00000048, 0x00000001, 0x00030029, 0x00000019, 0x00000050, 0x0004002b, 0x00000014, 0x00000058,
0x00000003, 0x0004002b, 0x00000014, 0x0000005d, 0x00000004, 0x0004002b, 0x00000014, 0x00000060, 0x00000005, 0x00050036,
0x00000002, 0x00000004, 0x00000000, 0x00000003, 0x000200f8, 0x00000005, 0x0004003b, 0x00000007, 0x00000008, 0x00000007,
0x0004003b, 0x00000007, 0x0000001b, 0x00000007, 0x0004003b, 0x00000007, 0x00000027, 0x00000007, 0x0004003b, 0x0000002c,
0x0000002d, 0x00000007, 0x0004003b, 0x00000007, 0x0000002f, 0x00000007, 0x0003003e, 0x00000008, 0x00000009, 0x000200f9,
0x0000000a, 0x000200f8, 0x0000000a, 0x000400f6, 0x0000000c, 0x0000000d, 0x00000000, 0x000200f9, 0x0000000e, 0x000200f8,
0x0000000e, 0x0004003d, 0x00000006, 0x0000000f, 0x00000008, 0x00050041, 0x00000016, 0x00000017, 0x00000013, 0x00000015,
0x0004003d, 0x00000006, 0x00000018, 0x00000017, 0x000500b0, 0x00000019, 0x0000001a, 0x0000000f, 0x00000018, 0x000400fa,
0x0000001a, 0x0000000b, 0x0000000c, 0x000200f8, 0x0000000b, 0x0004003d, 0x00000006, 0x00000023, 0x00000008, 0x00070041,
0x00000016, 0x00000025, 0x00000022, 0x00000015, 0x00000023, 0x00000024, 0x0004003d, 0x00000006, 0x00000026, 0x00000025,
0x0003003e, 0x0000001b, 0x00000026, 0x0004003d, 0x00000006, 0x00000028, 0x00000008, 0x00070041, 0x00000016, 0x0000002a,
0x00000022, 0x00000015, 0x00000028, 0x00000029, 0x0004003d, 0x00000006, 0x0000002b, 0x0000002a, 0x0003003e, 0x00000027,
0x0000002b, 0x0003003e, 0x0000002d, 0x0000002e, 0x0003003e, 0x0000002f, 0x00000009, 0x000200f9, 0x00000030, 0x000200f8,
0x00000030, 0x000400f6, 0x00000032, 0x00000033, 0x00000000, 0x000200f9, 0x00000034, 0x000200f8, 0x00000034, 0x0004003d,
0x00000006, 0x00000035, 0x0000002f, 0x00050041, 0x00000016, 0x00000037, 0x00000013, 0x00000036, 0x0004003d, 0x00000006,
0x00000038, 0x00000037, 0x000500b0, 0x00000019, 0x00000039, 0x00000035, 0x00000038, 0x000400fa, 0x00000039, 0x00000031,
0x00000032, 0x000200f8, 0x00000031, 0x0004003d, 0x00000006, 0x0000003a, 0x0000001b, 0x0004003d, 0x00000006, 0x0000003d,
0x0000002f, 0x00050084, 0x00000006, 0x0000003e, 0x0000003c, 0x0000003d, 0x00050080, 0x00000006, 0x0000003f, 0x0000003e,
0x00000009, 0x00060041, 0x00000016, 0x00000040, 0x00000013, 0x0000003b, 0x0000003f, 0x0004003d, 0x00000006, 0x00000041,
0x00000040, 0x000500aa, 0x00000019, 0x00000042, 0x0000003a, 0x00000041, 0x000300f7, 0x00000044, 0x00000000, 0x000400fa,
0x00000042, 0x00000043, 0x00000044, 0x000200f8, 0x00000043, 0x0004003d, 0x00000006, 0x00000045, 0x00000027, 0x0004003d,
0x00000006, 0x00000046, 0x0000002f, 0x00050084, 0x00000006, 0x00000047, 0x0000003c, 0x00000046, 0x00050080, 0x00000006,
0x00000049, 0x00000047, 0x00000048, 0x00060041, 0x00000016, 0x0000004a, 0x00000013, 0x0000003b, 0x00000049, 0x0004003d,
0x00000006, 0x0000004b, 0x0000004a, 0x000500aa, 0x00000019, 0x0000004c, 0x00000045, 0x0000004b, 0x000200f9, 0x00000044,
0x000200f8, 0x00000044, 0x000700f5, 0x00000019, 0x0000004d, 0x00000042, 0x00000031, 0x0000004c, 0x00000043, 0x000300f7,
0x0000004f, 0x00000000, 0x000400fa, 0x0000004d, 0x0000004e, 0x0000004f, 0x000200f8, 0x0000004e, 0x0003003e, 0x0000002d,
0x00000050, 0x000200f9, 0x00000032, 0x000200f8, 0x0000004f, 0x000200f9, 0x00000033, 0x000200f8, 0x00000033, 0x0004003d,
0x00000006, 0x00000052, 0x0000002f, 0x00050080, 0x00000006, 0x00000053, 0x00000052, 0x00000024, 0x0003003e, 0x0000002f,
0x00000053, 0x000200f9, 0x00000030, 0x000200f8, 0x00000032, 0x0004003d, 0x00000019, 0x00000054, 0x0000002d, 0x000400a8,
0x00000019, 0x00000055, 0x00000054, 0x000300f7, 0x00000057, 0x00000000, 0x000400fa, 0x00000055, 0x00000056, 0x00000057,
0x000200f8, 0x00000056, 0x00050041, 0x00000016, 0x00000059, 0x00000013, 0x00000058, 0x0004003d, 0x00000006, 0x0000005a,
0x00000059, 0x00050080, 0x00000006, 0x0000005b, 0x0000005a, 0x00000048, 0x00050041, 0x00000016, 0x0000005c, 0x00000013,
0x00000058, 0x0003003e, 0x0000005c, 0x0000005b, 0x0004003d, 0x00000006, 0x0000005e, 0x0000001b, 0x00050041, 0x00000016,
0x0000005f, 0x00000013, 0x0000005d, 0x0003003e, 0x0000005f, 0x0000005e, 0x0004003d, 0x00000006, 0x00000061, 0x00000027,
0x00050041, 0x00000016, 0x00000062, 0x00000013, 0x00000060, 0x0003003e, 0x00000062, 0x00000061, 0x0004003d, 0x00000006,
0x00000063, 0x00000008, 0x00050041, 0x00000016, 0x00000064, 0x00000013, 0x00000024, 0x0004003d, 0x00000006, 0x00000065,
0x00000064, 0x00070041, 0x00000016, 0x00000066, 0x00000022, 0x00000015, 0x00000063, 0x00000024, 0x0003003e, 0x00000066,
0x00000065, 0x0004003d, 0x00000006, 0x00000067, 0x00000008, 0x00050041, 0x00000016, 0x00000068, 0x00000013, 0x00000029,
0x0004003d, 0x00000006, 0x00000069, 0x00000068, 0x00070041, 0x00000016, 0x0000006a, 0x00000022, 0x00000015, 0x00000067,
0x00000029, 0x0003003e, 0x0000006a, 0x00000069, 0x000200f9, 0x00000057, 0x000200f8, 0x00000057, 0x000200f9, 0x0000000d,
0x000200f8, 0x0000000d, 0x0004003d, 0x00000006, 0x0000006b, 0x00000008, 0x00050080, 0x00000006, 0x0000006c, 0x0000006b,
0x00000024, 0x0003003e, 0x00000008, 0x0000006c, 0x000200f9, 0x0000000a, 0x000200f8, 0x0000000c, 0x000100fd, 0x00010038};
// Implementation for Descriptor Set Manager class
GpuAssistedDescriptorSetManager::GpuAssistedDescriptorSetManager(GpuAssisted *dev_data) { dev_data_ = dev_data; }
GpuAssistedDescriptorSetManager::~GpuAssistedDescriptorSetManager() {
for (auto &pool : desc_pool_map_) {
DispatchDestroyDescriptorPool(dev_data_->device, pool.first, NULL);
}
desc_pool_map_.clear();
}
VkResult GpuAssistedDescriptorSetManager::GetDescriptorSet(VkDescriptorPool *desc_pool, VkDescriptorSet *desc_set) {
std::vector<VkDescriptorSet> desc_sets;
VkResult result = GetDescriptorSets(1, desc_pool, &desc_sets);
if (result == VK_SUCCESS) {
*desc_set = desc_sets[0];
}
return result;
}
VkResult GpuAssistedDescriptorSetManager::GetDescriptorSets(uint32_t count, VkDescriptorPool *pool,
std::vector<VkDescriptorSet> *desc_sets) {
const uint32_t default_pool_size = kItemsPerChunk;
VkResult result = VK_SUCCESS;
VkDescriptorPool pool_to_use = VK_NULL_HANDLE;
if (0 == count) {
return result;
}
desc_sets->clear();
desc_sets->resize(count);
for (auto &pool : desc_pool_map_) {
if (pool.second.used + count < pool.second.size) {
pool_to_use = pool.first;
break;
}
}
if (VK_NULL_HANDLE == pool_to_use) {
uint32_t pool_count = default_pool_size;
if (count > default_pool_size) {
pool_count = count;
}
const VkDescriptorPoolSize size_counts = {
VK_DESCRIPTOR_TYPE_STORAGE_BUFFER,
pool_count * kNumBindingsInSet,
};
VkDescriptorPoolCreateInfo desc_pool_info = {};
desc_pool_info.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_POOL_CREATE_INFO;
desc_pool_info.pNext = NULL;
desc_pool_info.flags = VK_DESCRIPTOR_POOL_CREATE_FREE_DESCRIPTOR_SET_BIT;
desc_pool_info.maxSets = pool_count;
desc_pool_info.poolSizeCount = 1;
desc_pool_info.pPoolSizes = &size_counts;
result = DispatchCreateDescriptorPool(dev_data_->device, &desc_pool_info, NULL, &pool_to_use);
assert(result == VK_SUCCESS);
if (result != VK_SUCCESS) {
return result;
}
desc_pool_map_[pool_to_use].size = desc_pool_info.maxSets;
desc_pool_map_[pool_to_use].used = 0;
}
std::vector<VkDescriptorSetLayout> desc_layouts(count, dev_data_->debug_desc_layout);
VkDescriptorSetAllocateInfo alloc_info = {VK_STRUCTURE_TYPE_DESCRIPTOR_SET_ALLOCATE_INFO, NULL, pool_to_use, count,
desc_layouts.data()};
result = DispatchAllocateDescriptorSets(dev_data_->device, &alloc_info, desc_sets->data());
assert(result == VK_SUCCESS);
if (result != VK_SUCCESS) {
return result;
}
*pool = pool_to_use;
desc_pool_map_[pool_to_use].used += count;
return result;
}
void GpuAssistedDescriptorSetManager::PutBackDescriptorSet(VkDescriptorPool desc_pool, VkDescriptorSet desc_set) {
auto iter = desc_pool_map_.find(desc_pool);
if (iter != desc_pool_map_.end()) {
VkResult result = DispatchFreeDescriptorSets(dev_data_->device, desc_pool, 1, &desc_set);
assert(result == VK_SUCCESS);
if (result != VK_SUCCESS) {
return;
}
desc_pool_map_[desc_pool].used--;
if (0 == desc_pool_map_[desc_pool].used) {
DispatchDestroyDescriptorPool(dev_data_->device, desc_pool, NULL);
desc_pool_map_.erase(desc_pool);
}
}
return;
}
// Trampolines to make VMA call Dispatch for Vulkan calls
static VKAPI_ATTR void VKAPI_CALL gpuVkGetPhysicalDeviceProperties(VkPhysicalDevice physicalDevice,
VkPhysicalDeviceProperties *pProperties) {
DispatchGetPhysicalDeviceProperties(physicalDevice, pProperties);
}
static VKAPI_ATTR void VKAPI_CALL gpuVkGetPhysicalDeviceMemoryProperties(VkPhysicalDevice physicalDevice,
VkPhysicalDeviceMemoryProperties *pMemoryProperties) {
DispatchGetPhysicalDeviceMemoryProperties(physicalDevice, pMemoryProperties);
}
static VKAPI_ATTR VkResult VKAPI_CALL gpuVkAllocateMemory(VkDevice device, const VkMemoryAllocateInfo *pAllocateInfo,
const VkAllocationCallbacks *pAllocator, VkDeviceMemory *pMemory) {
return DispatchAllocateMemory(device, pAllocateInfo, pAllocator, pMemory);
}
static VKAPI_ATTR void VKAPI_CALL gpuVkFreeMemory(VkDevice device, VkDeviceMemory memory, const VkAllocationCallbacks *pAllocator) {
DispatchFreeMemory(device, memory, pAllocator);
}
static VKAPI_ATTR VkResult VKAPI_CALL gpuVkMapMemory(VkDevice device, VkDeviceMemory memory, VkDeviceSize offset, VkDeviceSize size,
VkMemoryMapFlags flags, void **ppData) {
return DispatchMapMemory(device, memory, offset, size, flags, ppData);
}
static VKAPI_ATTR void VKAPI_CALL gpuVkUnmapMemory(VkDevice device, VkDeviceMemory memory) { DispatchUnmapMemory(device, memory); }
static VKAPI_ATTR VkResult VKAPI_CALL gpuVkFlushMappedMemoryRanges(VkDevice device, uint32_t memoryRangeCount,
const VkMappedMemoryRange *pMemoryRanges) {
return DispatchFlushMappedMemoryRanges(device, memoryRangeCount, pMemoryRanges);
}
static VKAPI_ATTR VkResult VKAPI_CALL gpuVkInvalidateMappedMemoryRanges(VkDevice device, uint32_t memoryRangeCount,
const VkMappedMemoryRange *pMemoryRanges) {
return DispatchInvalidateMappedMemoryRanges(device, memoryRangeCount, pMemoryRanges);
}
static VKAPI_ATTR VkResult VKAPI_CALL gpuVkBindBufferMemory(VkDevice device, VkBuffer buffer, VkDeviceMemory memory,
VkDeviceSize memoryOffset) {
return DispatchBindBufferMemory(device, buffer, memory, memoryOffset);
}
static VKAPI_ATTR VkResult VKAPI_CALL gpuVkBindImageMemory(VkDevice device, VkImage image, VkDeviceMemory memory,
VkDeviceSize memoryOffset) {
return DispatchBindImageMemory(device, image, memory, memoryOffset);
}
static VKAPI_ATTR void VKAPI_CALL gpuVkGetBufferMemoryRequirements(VkDevice device, VkBuffer buffer,
VkMemoryRequirements *pMemoryRequirements) {
DispatchGetBufferMemoryRequirements(device, buffer, pMemoryRequirements);
}
static VKAPI_ATTR void VKAPI_CALL gpuVkGetImageMemoryRequirements(VkDevice device, VkImage image,
VkMemoryRequirements *pMemoryRequirements) {
DispatchGetImageMemoryRequirements(device, image, pMemoryRequirements);
}
static VKAPI_ATTR VkResult VKAPI_CALL gpuVkCreateBuffer(VkDevice device, const VkBufferCreateInfo *pCreateInfo,
const VkAllocationCallbacks *pAllocator, VkBuffer *pBuffer) {
return DispatchCreateBuffer(device, pCreateInfo, pAllocator, pBuffer);
}
static VKAPI_ATTR void VKAPI_CALL gpuVkDestroyBuffer(VkDevice device, VkBuffer buffer, const VkAllocationCallbacks *pAllocator) {
return DispatchDestroyBuffer(device, buffer, pAllocator);
}
static VKAPI_ATTR VkResult VKAPI_CALL gpuVkCreateImage(VkDevice device, const VkImageCreateInfo *pCreateInfo,
const VkAllocationCallbacks *pAllocator, VkImage *pImage) {
return DispatchCreateImage(device, pCreateInfo, pAllocator, pImage);
}
static VKAPI_ATTR void VKAPI_CALL gpuVkDestroyImage(VkDevice device, VkImage image, const VkAllocationCallbacks *pAllocator) {
DispatchDestroyImage(device, image, pAllocator);
}
static VKAPI_ATTR void VKAPI_CALL gpuVkCmdCopyBuffer(VkCommandBuffer commandBuffer, VkBuffer srcBuffer, VkBuffer dstBuffer,
uint32_t regionCount, const VkBufferCopy *pRegions) {
DispatchCmdCopyBuffer(commandBuffer, srcBuffer, dstBuffer, regionCount, pRegions);
}
VkResult GpuAssisted::InitializeVma(VkPhysicalDevice physical_device, VkDevice device, VmaAllocator *pAllocator) {
VmaVulkanFunctions functions;
VmaAllocatorCreateInfo allocatorInfo = {};
allocatorInfo.device = device;
allocatorInfo.physicalDevice = physical_device;
functions.vkGetPhysicalDeviceProperties = (PFN_vkGetPhysicalDeviceProperties)gpuVkGetPhysicalDeviceProperties;
functions.vkGetPhysicalDeviceMemoryProperties = (PFN_vkGetPhysicalDeviceMemoryProperties)gpuVkGetPhysicalDeviceMemoryProperties;
functions.vkAllocateMemory = (PFN_vkAllocateMemory)gpuVkAllocateMemory;
functions.vkFreeMemory = (PFN_vkFreeMemory)gpuVkFreeMemory;
functions.vkMapMemory = (PFN_vkMapMemory)gpuVkMapMemory;
functions.vkUnmapMemory = (PFN_vkUnmapMemory)gpuVkUnmapMemory;
functions.vkFlushMappedMemoryRanges = (PFN_vkFlushMappedMemoryRanges)gpuVkFlushMappedMemoryRanges;
functions.vkInvalidateMappedMemoryRanges = (PFN_vkInvalidateMappedMemoryRanges)gpuVkInvalidateMappedMemoryRanges;
functions.vkBindBufferMemory = (PFN_vkBindBufferMemory)gpuVkBindBufferMemory;
functions.vkBindImageMemory = (PFN_vkBindImageMemory)gpuVkBindImageMemory;
functions.vkGetBufferMemoryRequirements = (PFN_vkGetBufferMemoryRequirements)gpuVkGetBufferMemoryRequirements;
functions.vkGetImageMemoryRequirements = (PFN_vkGetImageMemoryRequirements)gpuVkGetImageMemoryRequirements;
functions.vkCreateBuffer = (PFN_vkCreateBuffer)gpuVkCreateBuffer;
functions.vkDestroyBuffer = (PFN_vkDestroyBuffer)gpuVkDestroyBuffer;
functions.vkCreateImage = (PFN_vkCreateImage)gpuVkCreateImage;
functions.vkDestroyImage = (PFN_vkDestroyImage)gpuVkDestroyImage;
functions.vkCmdCopyBuffer = (PFN_vkCmdCopyBuffer)gpuVkCmdCopyBuffer;
allocatorInfo.pVulkanFunctions = &functions;
return vmaCreateAllocator(&allocatorInfo, pAllocator);
}
// Convenience function for reporting problems with setting up GPU Validation.
void GpuAssisted::ReportSetupProblem(VkDebugReportObjectTypeEXT object_type, uint64_t object_handle,
const char *const specific_message) const {
LogError(device, "UNASSIGNED-GPU-Assisted Validation Error. ", "Detail: (%s)", specific_message);
}
void GpuAssisted::PreCallRecordCreateBuffer(VkDevice device, const VkBufferCreateInfo *pCreateInfo,
const VkAllocationCallbacks *pAllocator, VkBuffer *pBuffer, void *cb_state_data) {
// Ray tracing acceleration structure instance buffers also need the storage buffer usage as
// acceleration structure build validation will find and replace invalid acceleration structure
// handles inside of a compute shader.
create_buffer_api_state *cb_state = reinterpret_cast<create_buffer_api_state *>(cb_state_data);
if (cb_state && cb_state->modified_create_info.usage & VK_BUFFER_USAGE_RAY_TRACING_BIT_NV) {
cb_state->modified_create_info.usage |= VK_BUFFER_USAGE_STORAGE_BUFFER_BIT;
}
}
// Turn on necessary device features.
void GpuAssisted::PreCallRecordCreateDevice(VkPhysicalDevice gpu, const VkDeviceCreateInfo *create_info,
const VkAllocationCallbacks *pAllocator, VkDevice *pDevice,
safe_VkDeviceCreateInfo *modified_create_info) {
VkPhysicalDeviceFeatures supported_features;
DispatchGetPhysicalDeviceFeatures(gpu, &supported_features);
if (supported_features.fragmentStoresAndAtomics || supported_features.vertexPipelineStoresAndAtomics ||
supported_features.shaderInt64) {
VkPhysicalDeviceFeatures *features = nullptr;
if (modified_create_info->pEnabledFeatures) {
// If pEnabledFeatures, VkPhysicalDeviceFeatures2 in pNext chain is not allowed
features = const_cast<VkPhysicalDeviceFeatures *>(modified_create_info->pEnabledFeatures);
} else {
VkPhysicalDeviceFeatures2 *features2 = nullptr;
features2 =
const_cast<VkPhysicalDeviceFeatures2 *>(lvl_find_in_chain<VkPhysicalDeviceFeatures2>(modified_create_info->pNext));
if (features2) features = &features2->features;
}
if (features) {
features->fragmentStoresAndAtomics = supported_features.fragmentStoresAndAtomics;
features->vertexPipelineStoresAndAtomics = supported_features.vertexPipelineStoresAndAtomics;
features->shaderInt64 = supported_features.shaderInt64;
} else {
VkPhysicalDeviceFeatures new_features = {};
new_features.fragmentStoresAndAtomics = supported_features.fragmentStoresAndAtomics;
new_features.vertexPipelineStoresAndAtomics = supported_features.vertexPipelineStoresAndAtomics;
new_features.shaderInt64 = supported_features.shaderInt64;
delete modified_create_info->pEnabledFeatures;
modified_create_info->pEnabledFeatures = new VkPhysicalDeviceFeatures(new_features);
}
}
}
// Perform initializations that can be done at Create Device time.
void GpuAssisted::PostCallRecordCreateDevice(VkPhysicalDevice physicalDevice, const VkDeviceCreateInfo *pCreateInfo,
const VkAllocationCallbacks *pAllocator, VkDevice *pDevice, VkResult result) {
// The state tracker sets up the device state
ValidationStateTracker::PostCallRecordCreateDevice(physicalDevice, pCreateInfo, pAllocator, pDevice, result);
ValidationObject *device_object = GetLayerDataPtr(get_dispatch_key(*pDevice), layer_data_map);
ValidationObject *validation_data = GetValidationObject(device_object->object_dispatch, this->container_type);
GpuAssisted *device_gpu_assisted = static_cast<GpuAssisted *>(validation_data);
if (device_gpu_assisted->phys_dev_props.apiVersion < VK_API_VERSION_1_1) {
ReportSetupProblem(VK_DEBUG_REPORT_OBJECT_TYPE_DEVICE_EXT, HandleToUint64(device),
"GPU-Assisted validation requires Vulkan 1.1 or later. GPU-Assisted Validation disabled.");
device_gpu_assisted->aborted = true;
return;
}
if (!device_gpu_assisted->enabled_features.core.fragmentStoresAndAtomics ||
!device_gpu_assisted->enabled_features.core.vertexPipelineStoresAndAtomics) {
ReportSetupProblem(VK_DEBUG_REPORT_OBJECT_TYPE_DEVICE_EXT, HandleToUint64(device),
"GPU-Assisted validation requires fragmentStoresAndAtomics and vertexPipelineStoresAndAtomics. "
"GPU-Assisted Validation disabled.");
device_gpu_assisted->aborted = true;
return;
}
if ((device_extensions.vk_ext_buffer_device_address || device_extensions.vk_khr_buffer_device_address) &&
!device_gpu_assisted->enabled_features.core.shaderInt64) {
LogWarning(device, "UNASSIGNED-GPU-Assisted Validation Warning",
"shaderInt64 feature is not available. No buffer device address checking will be attempted");
}
device_gpu_assisted->shaderInt64 = device_gpu_assisted->enabled_features.core.shaderInt64;
// If api version 1.1 or later, SetDeviceLoaderData will be in the loader
auto chain_info = get_chain_info(pCreateInfo, VK_LOADER_DATA_CALLBACK);
assert(chain_info->u.pfnSetDeviceLoaderData);
device_gpu_assisted->vkSetDeviceLoaderData = chain_info->u.pfnSetDeviceLoaderData;
// Some devices have extremely high limits here, so set a reasonable max because we have to pad
// the pipeline layout with dummy descriptor set layouts.
device_gpu_assisted->adjusted_max_desc_sets = device_gpu_assisted->phys_dev_props.limits.maxBoundDescriptorSets;
device_gpu_assisted->adjusted_max_desc_sets = std::min(33U, device_gpu_assisted->adjusted_max_desc_sets);
// We can't do anything if there is only one.
// Device probably not a legit Vulkan device, since there should be at least 4. Protect ourselves.
if (device_gpu_assisted->adjusted_max_desc_sets == 1) {
ReportSetupProblem(VK_DEBUG_REPORT_OBJECT_TYPE_DEVICE_EXT, HandleToUint64(device),
"Device can bind only a single descriptor set. GPU-Assisted Validation disabled.");
device_gpu_assisted->aborted = true;
return;
}
device_gpu_assisted->desc_set_bind_index = device_gpu_assisted->adjusted_max_desc_sets - 1;
LogInfo(device, "UNASSIGNED-GPU-Assisted Validation. ", "Shaders using descriptor set at index %d. ",
device_gpu_assisted->desc_set_bind_index);
device_gpu_assisted->output_buffer_size = sizeof(uint32_t) * (spvtools::kInstMaxOutCnt + 1);
VkResult result1 = InitializeVma(physicalDevice, *pDevice, &device_gpu_assisted->vmaAllocator);
assert(result1 == VK_SUCCESS);
std::unique_ptr<GpuAssistedDescriptorSetManager> desc_set_manager(new GpuAssistedDescriptorSetManager(device_gpu_assisted));
// The descriptor indexing checks require only the first "output" binding.
const VkDescriptorSetLayoutBinding debug_desc_layout_bindings[kNumBindingsInSet] = {
{
0, // output
VK_DESCRIPTOR_TYPE_STORAGE_BUFFER,
1,
VK_SHADER_STAGE_ALL_GRAPHICS | VK_SHADER_STAGE_COMPUTE_BIT | kShaderStageAllRayTracing,
NULL,
},
{
1, // input
VK_DESCRIPTOR_TYPE_STORAGE_BUFFER,
1,
VK_SHADER_STAGE_ALL_GRAPHICS | VK_SHADER_STAGE_COMPUTE_BIT | kShaderStageAllRayTracing,
NULL,
},
{
2, // input
VK_DESCRIPTOR_TYPE_STORAGE_BUFFER,
1,
VK_SHADER_STAGE_ALL_GRAPHICS | VK_SHADER_STAGE_COMPUTE_BIT | kShaderStageAllRayTracing,
NULL,
},
};
const VkDescriptorSetLayoutCreateInfo debug_desc_layout_info = {VK_STRUCTURE_TYPE_DESCRIPTOR_SET_LAYOUT_CREATE_INFO, NULL, 0,
kNumBindingsInSet, debug_desc_layout_bindings};
const VkDescriptorSetLayoutCreateInfo dummy_desc_layout_info = {VK_STRUCTURE_TYPE_DESCRIPTOR_SET_LAYOUT_CREATE_INFO, NULL, 0, 0,
NULL};
result1 = DispatchCreateDescriptorSetLayout(*pDevice, &debug_desc_layout_info, NULL, &device_gpu_assisted->debug_desc_layout);
// This is a layout used to "pad" a pipeline layout to fill in any gaps to the selected bind index.
VkResult result2 =
DispatchCreateDescriptorSetLayout(*pDevice, &dummy_desc_layout_info, NULL, &device_gpu_assisted->dummy_desc_layout);
assert((result1 == VK_SUCCESS) && (result2 == VK_SUCCESS));
if ((result1 != VK_SUCCESS) || (result2 != VK_SUCCESS)) {
ReportSetupProblem(VK_DEBUG_REPORT_OBJECT_TYPE_DEVICE_EXT, HandleToUint64(*pDevice),
"Unable to create descriptor set layout. GPU-Assisted Validation disabled.");
if (result == VK_SUCCESS) {
DispatchDestroyDescriptorSetLayout(*pDevice, device_gpu_assisted->debug_desc_layout, NULL);
}
if (result2 == VK_SUCCESS) {
DispatchDestroyDescriptorSetLayout(*pDevice, device_gpu_assisted->dummy_desc_layout, NULL);
}
device_gpu_assisted->debug_desc_layout = VK_NULL_HANDLE;
device_gpu_assisted->dummy_desc_layout = VK_NULL_HANDLE;
device_gpu_assisted->aborted = true;
return;
}
device_gpu_assisted->desc_set_manager = std::move(desc_set_manager);
// Register callback to be called at any ResetCommandBuffer time
device_gpu_assisted->SetCommandBufferResetCallback(
[device_gpu_assisted](VkCommandBuffer command_buffer) -> void { device_gpu_assisted->ResetCommandBuffer(command_buffer); });
CreateAccelerationStructureBuildValidationState(device_gpu_assisted);
}
void GpuAssisted::PostCallRecordGetBufferDeviceAddressEXT(VkDevice device, const VkBufferDeviceAddressInfoEXT *pInfo,
VkDeviceAddress address) {
BUFFER_STATE *buffer_state = GetBufferState(pInfo->buffer);
// Validate against the size requested when the buffer was created
if (buffer_state) {
buffer_map[address] = buffer_state->createInfo.size;
buffer_state->deviceAddress = address;
}
}
void GpuAssisted::PostCallRecordGetBufferDeviceAddressKHR(VkDevice device, const VkBufferDeviceAddressInfoEXT *pInfo,
VkDeviceAddress address) {
BUFFER_STATE *buffer_state = GetBufferState(pInfo->buffer);
// Validate against the size requested when the buffer was created
if (buffer_state) {
buffer_map[address] = buffer_state->createInfo.size;
buffer_state->deviceAddress = address;
}
}
void GpuAssisted::PreCallRecordDestroyBuffer(VkDevice device, VkBuffer buffer, const VkAllocationCallbacks *pAllocator) {
BUFFER_STATE *buffer_state = GetBufferState(buffer);
if (buffer_state) buffer_map.erase(buffer_state->deviceAddress);
}
// Clean up device-related resources
void GpuAssisted::PreCallRecordDestroyDevice(VkDevice device, const VkAllocationCallbacks *pAllocator) {
for (auto &queue_barrier_command_info_kv : queue_barrier_command_infos) {
GpuAssistedQueueBarrierCommandInfo &queue_barrier_command_info = queue_barrier_command_info_kv.second;
DispatchFreeCommandBuffers(device, queue_barrier_command_info.barrier_command_pool, 1,
&queue_barrier_command_info.barrier_command_buffer);
queue_barrier_command_info.barrier_command_buffer = VK_NULL_HANDLE;
DispatchDestroyCommandPool(device, queue_barrier_command_info.barrier_command_pool, NULL);
queue_barrier_command_info.barrier_command_pool = VK_NULL_HANDLE;
}
queue_barrier_command_infos.clear();
if (debug_desc_layout) {
DispatchDestroyDescriptorSetLayout(device, debug_desc_layout, NULL);
debug_desc_layout = VK_NULL_HANDLE;
}
if (dummy_desc_layout) {
DispatchDestroyDescriptorSetLayout(device, dummy_desc_layout, NULL);
dummy_desc_layout = VK_NULL_HANDLE;
}
desc_set_manager.reset();
DestroyAccelerationStructureBuildValidationState();
if (vmaAllocator) {
vmaDestroyAllocator(vmaAllocator);
}
}
void GpuAssisted::CreateAccelerationStructureBuildValidationState(GpuAssisted *device_gpuav) {
if (device_gpuav->aborted) {
return;
}
auto &as_validation_state = device_gpuav->acceleration_structure_validation_state;
if (as_validation_state.initialized) {
return;
}
if (!device_extensions.vk_nv_ray_tracing) {
return;
}
// Outline:
// - Create valid bottom level acceleration structure which acts as replacement
// - Create and load vertex buffer
// - Create and load index buffer
// - Create, allocate memory for, and bind memory for acceleration structure
// - Query acceleration structure handle
// - Create command pool and command buffer
// - Record build acceleration structure command
// - Submit command buffer and wait for completion
// - Cleanup
// - Create compute pipeline for validating instance buffers
// - Create descriptor set layout
// - Create pipeline layout
// - Create pipeline
// - Cleanup
VkResult result = VK_SUCCESS;
VkBuffer vbo = VK_NULL_HANDLE;
VmaAllocation vbo_allocation = VK_NULL_HANDLE;
if (result == VK_SUCCESS) {
VkBufferCreateInfo vbo_ci = {};
vbo_ci.sType = VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO;
vbo_ci.size = sizeof(float) * 9;
vbo_ci.usage = VK_BUFFER_USAGE_RAY_TRACING_BIT_NV;
VmaAllocationCreateInfo vbo_ai = {};
vbo_ai.usage = VMA_MEMORY_USAGE_CPU_TO_GPU;
vbo_ai.requiredFlags = VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT;
result = vmaCreateBuffer(device_gpuav->vmaAllocator, &vbo_ci, &vbo_ai, &vbo, &vbo_allocation, nullptr);
if (result != VK_SUCCESS) {
ReportSetupProblem(VK_DEBUG_REPORT_OBJECT_TYPE_DEVICE_EXT, HandleToUint64(device),
"Failed to create vertex buffer for acceleration structure build validation.");
}
}
if (result == VK_SUCCESS) {
uint8_t *mapped_vbo_buffer = nullptr;
result = vmaMapMemory(device_gpuav->vmaAllocator, vbo_allocation, (void **)&mapped_vbo_buffer);
if (result != VK_SUCCESS) {
ReportSetupProblem(VK_DEBUG_REPORT_OBJECT_TYPE_DEVICE_EXT, HandleToUint64(device),
"Failed to map vertex buffer for acceleration structure build validation.");
} else {
const std::vector<float> vertices = {1.0f, 0.0f, 0.0f, 0.5f, 1.0f, 0.0f, 0.0f, 0.0f, 0.0f};
std::memcpy(mapped_vbo_buffer, (uint8_t *)vertices.data(), sizeof(float) * vertices.size());
vmaUnmapMemory(device_gpuav->vmaAllocator, vbo_allocation);
}
}
VkBuffer ibo = VK_NULL_HANDLE;
VmaAllocation ibo_allocation = VK_NULL_HANDLE;
if (result == VK_SUCCESS) {
VkBufferCreateInfo ibo_ci = {};
ibo_ci.sType = VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO;
ibo_ci.size = sizeof(uint32_t) * 3;
ibo_ci.usage = VK_BUFFER_USAGE_RAY_TRACING_BIT_NV;
VmaAllocationCreateInfo ibo_ai = {};
ibo_ai.usage = VMA_MEMORY_USAGE_CPU_TO_GPU;
ibo_ai.requiredFlags = VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT;
result = vmaCreateBuffer(device_gpuav->vmaAllocator, &ibo_ci, &ibo_ai, &ibo, &ibo_allocation, nullptr);
if (result != VK_SUCCESS) {
ReportSetupProblem(VK_DEBUG_REPORT_OBJECT_TYPE_DEVICE_EXT, HandleToUint64(device),
"Failed to create index buffer for acceleration structure build validation.");
}
}
if (result == VK_SUCCESS) {
uint8_t *mapped_ibo_buffer = nullptr;
result = vmaMapMemory(device_gpuav->vmaAllocator, ibo_allocation, (void **)&mapped_ibo_buffer);
if (result != VK_SUCCESS) {
ReportSetupProblem(VK_DEBUG_REPORT_OBJECT_TYPE_DEVICE_EXT, HandleToUint64(device),
"Failed to map index buffer for acceleration structure build validation.");
} else {
const std::vector<uint32_t> indicies = {0, 1, 2};
std::memcpy(mapped_ibo_buffer, (uint8_t *)indicies.data(), sizeof(uint32_t) * indicies.size());
vmaUnmapMemory(device_gpuav->vmaAllocator, ibo_allocation);
}
}
VkGeometryNV geometry = {};
geometry.sType = VK_STRUCTURE_TYPE_GEOMETRY_NV;
geometry.geometryType = VK_GEOMETRY_TYPE_TRIANGLES_NV;
geometry.geometry.triangles.sType = VK_STRUCTURE_TYPE_GEOMETRY_TRIANGLES_NV;
geometry.geometry.triangles.vertexData = vbo;
geometry.geometry.triangles.vertexOffset = 0;
geometry.geometry.triangles.vertexCount = 3;
geometry.geometry.triangles.vertexStride = 12;
geometry.geometry.triangles.vertexFormat = VK_FORMAT_R32G32B32_SFLOAT;
geometry.geometry.triangles.indexData = ibo;
geometry.geometry.triangles.indexOffset = 0;
geometry.geometry.triangles.indexCount = 3;
geometry.geometry.triangles.indexType = VK_INDEX_TYPE_UINT32;
geometry.geometry.triangles.transformData = VK_NULL_HANDLE;
geometry.geometry.triangles.transformOffset = 0;
geometry.geometry.aabbs = {};
geometry.geometry.aabbs.sType = VK_STRUCTURE_TYPE_GEOMETRY_AABB_NV;
VkAccelerationStructureCreateInfoNV as_ci = {};
as_ci.sType = VK_STRUCTURE_TYPE_ACCELERATION_STRUCTURE_CREATE_INFO_NV;
as_ci.info.sType = VK_STRUCTURE_TYPE_ACCELERATION_STRUCTURE_INFO_NV;
as_ci.info.type = VK_ACCELERATION_STRUCTURE_TYPE_BOTTOM_LEVEL_NV;
as_ci.info.instanceCount = 0;
as_ci.info.geometryCount = 1;
as_ci.info.pGeometries = &geometry;
if (result == VK_SUCCESS) {
result = DispatchCreateAccelerationStructureNV(device_gpuav->device, &as_ci, nullptr, &as_validation_state.replacement_as);
if (result != VK_SUCCESS) {
ReportSetupProblem(VK_DEBUG_REPORT_OBJECT_TYPE_DEVICE_EXT, HandleToUint64(device_gpuav->device),
"Failed to create acceleration structure for acceleration structure build validation.");
}
}
VkMemoryRequirements2 as_mem_requirements = {};
if (result == VK_SUCCESS) {
VkAccelerationStructureMemoryRequirementsInfoNV as_mem_requirements_info = {};
as_mem_requirements_info.sType = VK_STRUCTURE_TYPE_ACCELERATION_STRUCTURE_MEMORY_REQUIREMENTS_INFO_NV;
as_mem_requirements_info.type = VK_ACCELERATION_STRUCTURE_MEMORY_REQUIREMENTS_TYPE_OBJECT_NV;
as_mem_requirements_info.accelerationStructure = as_validation_state.replacement_as;
DispatchGetAccelerationStructureMemoryRequirementsNV(device_gpuav->device, &as_mem_requirements_info, &as_mem_requirements);
}
VmaAllocationInfo as_memory_ai = {};
if (result == VK_SUCCESS) {
VmaAllocationCreateInfo as_memory_aci = {};
as_memory_aci.usage = VMA_MEMORY_USAGE_GPU_ONLY;
result = vmaAllocateMemory(device_gpuav->vmaAllocator, &as_mem_requirements.memoryRequirements, &as_memory_aci,
&as_validation_state.replacement_as_allocation, &as_memory_ai);
if (result != VK_SUCCESS) {
ReportSetupProblem(VK_DEBUG_REPORT_OBJECT_TYPE_DEVICE_EXT, HandleToUint64(device_gpuav->device),
"Failed to alloc acceleration structure memory for acceleration structure build validation.");
}
}
if (result == VK_SUCCESS) {
VkBindAccelerationStructureMemoryInfoNV as_bind_info = {};
as_bind_info.sType = VK_STRUCTURE_TYPE_BIND_ACCELERATION_STRUCTURE_MEMORY_INFO_NV;
as_bind_info.accelerationStructure = as_validation_state.replacement_as;
as_bind_info.memory = as_memory_ai.deviceMemory;
as_bind_info.memoryOffset = as_memory_ai.offset;
result = DispatchBindAccelerationStructureMemoryNV(device_gpuav->device, 1, &as_bind_info);
if (result != VK_SUCCESS) {
ReportSetupProblem(VK_DEBUG_REPORT_OBJECT_TYPE_DEVICE_EXT, HandleToUint64(device_gpuav->device),
"Failed to bind acceleration structure memory for acceleration structure build validation.");
}
}
if (result == VK_SUCCESS) {
result = DispatchGetAccelerationStructureHandleNV(device_gpuav->device, as_validation_state.replacement_as,
sizeof(uint64_t), &as_validation_state.replacement_as_handle);
if (result != VK_SUCCESS) {
ReportSetupProblem(VK_DEBUG_REPORT_OBJECT_TYPE_DEVICE_EXT, HandleToUint64(device_gpuav->device),
"Failed to get acceleration structure handle for acceleration structure build validation.");
}
}
VkMemoryRequirements2 scratch_mem_requirements = {};
if (result == VK_SUCCESS) {
VkAccelerationStructureMemoryRequirementsInfoNV scratch_mem_requirements_info = {};
scratch_mem_requirements_info.sType = VK_STRUCTURE_TYPE_ACCELERATION_STRUCTURE_MEMORY_REQUIREMENTS_INFO_NV;
scratch_mem_requirements_info.type = VK_ACCELERATION_STRUCTURE_MEMORY_REQUIREMENTS_TYPE_BUILD_SCRATCH_NV;
scratch_mem_requirements_info.accelerationStructure = as_validation_state.replacement_as;
DispatchGetAccelerationStructureMemoryRequirementsNV(device_gpuav->device, &scratch_mem_requirements_info,
&scratch_mem_requirements);
}
VkBuffer scratch = VK_NULL_HANDLE;
if (result == VK_SUCCESS) {
VkBufferCreateInfo scratch_ci = {};
scratch_ci.sType = VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO;
scratch_ci.size = scratch_mem_requirements.memoryRequirements.size;
scratch_ci.usage = VK_BUFFER_USAGE_RAY_TRACING_BIT_NV;
result = DispatchCreateBuffer(device_gpuav->device, &scratch_ci, nullptr, &scratch);
if (result != VK_SUCCESS) {
ReportSetupProblem(VK_DEBUG_REPORT_OBJECT_TYPE_DEVICE_EXT, HandleToUint64(device_gpuav->device),
"Failed to create scratch buffer for acceleration structure build validation.");
}
}
VmaAllocation scratch_allocation = VK_NULL_HANDLE;
VmaAllocationInfo scratch_allocation_info = {};
if (result == VK_SUCCESS) {
VmaAllocationCreateInfo scratch_aci = {};
scratch_aci.usage = VMA_MEMORY_USAGE_GPU_ONLY;
result = vmaAllocateMemory(device_gpuav->vmaAllocator, &scratch_mem_requirements.memoryRequirements, &scratch_aci,
&scratch_allocation, &scratch_allocation_info);
if (result != VK_SUCCESS) {
ReportSetupProblem(VK_DEBUG_REPORT_OBJECT_TYPE_DEVICE_EXT, HandleToUint64(device_gpuav->device),
"Failed to alloc scratch memory for acceleration structure build validation.");
}
}
if (result == VK_SUCCESS) {
result = DispatchBindBufferMemory(device_gpuav->device, scratch, scratch_allocation_info.deviceMemory,
scratch_allocation_info.offset);
if (result != VK_SUCCESS) {
ReportSetupProblem(VK_DEBUG_REPORT_OBJECT_TYPE_DEVICE_EXT, HandleToUint64(device_gpuav->device),
"Failed to bind scratch memory for acceleration structure build validation.");
}
}
VkCommandPool command_pool = VK_NULL_HANDLE;
if (result == VK_SUCCESS) {
VkCommandPoolCreateInfo command_pool_ci = {};
command_pool_ci.sType = VK_STRUCTURE_TYPE_COMMAND_POOL_CREATE_INFO;
command_pool_ci.queueFamilyIndex = 0;
result = DispatchCreateCommandPool(device_gpuav->device, &command_pool_ci, nullptr, &command_pool);
if (result != VK_SUCCESS) {
ReportSetupProblem(VK_DEBUG_REPORT_OBJECT_TYPE_DEVICE_EXT, HandleToUint64(device_gpuav->device),
"Failed to create command pool for acceleration structure build validation.");
}
}
VkCommandBuffer command_buffer = VK_NULL_HANDLE;
if (result == VK_SUCCESS) {
VkCommandBufferAllocateInfo command_buffer_ai = {};
command_buffer_ai.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO;
command_buffer_ai.commandPool = command_pool;
command_buffer_ai.commandBufferCount = 1;
command_buffer_ai.level = VK_COMMAND_BUFFER_LEVEL_PRIMARY;
result = DispatchAllocateCommandBuffers(device_gpuav->device, &command_buffer_ai, &command_buffer);
if (result != VK_SUCCESS) {
ReportSetupProblem(VK_DEBUG_REPORT_OBJECT_TYPE_DEVICE_EXT, HandleToUint64(device_gpuav->device),
"Failed to create command buffer for acceleration structure build validation.");
}
// Hook up command buffer dispatch
device_gpuav->vkSetDeviceLoaderData(device_gpuav->device, command_buffer);
}
if (result == VK_SUCCESS) {
VkCommandBufferBeginInfo command_buffer_bi = {};
command_buffer_bi.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO;
result = DispatchBeginCommandBuffer(command_buffer, &command_buffer_bi);
if (result != VK_SUCCESS) {
ReportSetupProblem(VK_DEBUG_REPORT_OBJECT_TYPE_DEVICE_EXT, HandleToUint64(device_gpuav->device),
"Failed to begin command buffer for acceleration structure build validation.");
}
}
if (result == VK_SUCCESS) {
DispatchCmdBuildAccelerationStructureNV(command_buffer, &as_ci.info, VK_NULL_HANDLE, 0, VK_FALSE,
as_validation_state.replacement_as, VK_NULL_HANDLE, scratch, 0);
DispatchEndCommandBuffer(command_buffer);
}
VkQueue queue = VK_NULL_HANDLE;
if (result == VK_SUCCESS) {
DispatchGetDeviceQueue(device_gpuav->device, 0, 0, &queue);
// Hook up queue dispatch
device_gpuav->vkSetDeviceLoaderData(device_gpuav->device, queue);
VkSubmitInfo submit_info = {};
submit_info.sType = VK_STRUCTURE_TYPE_SUBMIT_INFO;
submit_info.commandBufferCount = 1;
submit_info.pCommandBuffers = &command_buffer;
result = DispatchQueueSubmit(queue, 1, &submit_info, VK_NULL_HANDLE);
if (result != VK_SUCCESS) {
ReportSetupProblem(VK_DEBUG_REPORT_OBJECT_TYPE_DEVICE_EXT, HandleToUint64(device_gpuav->device),
"Failed to submit command buffer for acceleration structure build validation.");
}
}
if (result == VK_SUCCESS) {
result = DispatchQueueWaitIdle(queue);
if (result != VK_SUCCESS) {
ReportSetupProblem(VK_DEBUG_REPORT_OBJECT_TYPE_DEVICE_EXT, HandleToUint64(device_gpuav->device),
"Failed to wait for queue idle for acceleration structure build validation.");
}
}
if (vbo != VK_NULL_HANDLE) {
vmaDestroyBuffer(device_gpuav->vmaAllocator, vbo, vbo_allocation);
}
if (ibo != VK_NULL_HANDLE) {
vmaDestroyBuffer(device_gpuav->vmaAllocator, ibo, ibo_allocation);
}
if (scratch != VK_NULL_HANDLE) {
DispatchDestroyBuffer(device_gpuav->device, scratch, nullptr);
vmaFreeMemory(device_gpuav->vmaAllocator, scratch_allocation);
}
if (command_pool != VK_NULL_HANDLE) {
DispatchDestroyCommandPool(device_gpuav->device, command_pool, nullptr);
}
if (device_gpuav->debug_desc_layout == VK_NULL_HANDLE) {
ReportSetupProblem(VK_DEBUG_REPORT_OBJECT_TYPE_DEVICE_EXT, HandleToUint64(device_gpuav->device),
"Failed to find descriptor set layout for acceleration structure build validation.");
result = VK_INCOMPLETE;
}
if (result == VK_SUCCESS) {
VkPipelineLayoutCreateInfo pipeline_layout_ci = {};
pipeline_layout_ci.sType = VK_STRUCTURE_TYPE_PIPELINE_LAYOUT_CREATE_INFO;
pipeline_layout_ci.setLayoutCount = 1;
pipeline_layout_ci.pSetLayouts = &device_gpuav->debug_desc_layout;
result = DispatchCreatePipelineLayout(device_gpuav->device, &pipeline_layout_ci, 0, &as_validation_state.pipeline_layout);
if (result != VK_SUCCESS) {
ReportSetupProblem(VK_DEBUG_REPORT_OBJECT_TYPE_DEVICE_EXT, HandleToUint64(device_gpuav->device),
"Failed to create pipeline layout for acceleration structure build validation.");
}
}
VkShaderModule shader_module = VK_NULL_HANDLE;
if (result == VK_SUCCESS) {
VkShaderModuleCreateInfo shader_module_ci = {};
shader_module_ci.sType = VK_STRUCTURE_TYPE_SHADER_MODULE_CREATE_INFO;
shader_module_ci.codeSize = sizeof(kComputeShaderSpirv);
shader_module_ci.pCode = (uint32_t *)kComputeShaderSpirv;
result = DispatchCreateShaderModule(device_gpuav->device, &shader_module_ci, nullptr, &shader_module);
if (result != VK_SUCCESS) {
ReportSetupProblem(VK_DEBUG_REPORT_OBJECT_TYPE_DEVICE_EXT, HandleToUint64(device_gpuav->device),
"Failed to create compute shader module for acceleration structure build validation.");
}
}
if (result == VK_SUCCESS) {
VkPipelineShaderStageCreateInfo pipeline_stage_ci = {};
pipeline_stage_ci.sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO;
pipeline_stage_ci.stage = VK_SHADER_STAGE_COMPUTE_BIT;
pipeline_stage_ci.module = shader_module;
pipeline_stage_ci.pName = "main";
VkComputePipelineCreateInfo pipeline_ci = {};
pipeline_ci.sType = VK_STRUCTURE_TYPE_COMPUTE_PIPELINE_CREATE_INFO;
pipeline_ci.stage = pipeline_stage_ci;
pipeline_ci.layout = as_validation_state.pipeline_layout;
result = DispatchCreateComputePipelines(device_gpuav->device, VK_NULL_HANDLE, 1, &pipeline_ci, nullptr,
&as_validation_state.pipeline);
if (result != VK_SUCCESS) {
ReportSetupProblem(VK_DEBUG_REPORT_OBJECT_TYPE_DEVICE_EXT, HandleToUint64(device_gpuav->device),
"Failed to create compute pipeline for acceleration structure build validation.");
}
}
if (shader_module != VK_NULL_HANDLE) {
DispatchDestroyShaderModule(device_gpuav->device, shader_module, nullptr);
}
if (result == VK_SUCCESS) {
as_validation_state.initialized = true;
LogInfo(device_gpuav->device, "UNASSIGNED-GPU-Assisted Validation.",
"Acceleration Structure Building GPU Validation Enabled.");
} else {
device_gpuav->aborted = true;
}
}
void GpuAssisted::DestroyAccelerationStructureBuildValidationState() {
auto &as_validation_state = acceleration_structure_validation_state;
if (as_validation_state.pipeline != VK_NULL_HANDLE) {
DispatchDestroyPipeline(device, as_validation_state.pipeline, nullptr);
}
if (as_validation_state.pipeline_layout != VK_NULL_HANDLE) {
DispatchDestroyPipelineLayout(device, as_validation_state.pipeline_layout, nullptr);
}
if (as_validation_state.replacement_as != VK_NULL_HANDLE) {
DispatchDestroyAccelerationStructureNV(device, as_validation_state.replacement_as, nullptr);
}
if (as_validation_state.replacement_as_allocation != VK_NULL_HANDLE) {
vmaFreeMemory(vmaAllocator, as_validation_state.replacement_as_allocation);
}
}
struct GPUAV_RESTORABLE_PIPELINE_STATE {
VkPipelineBindPoint pipeline_bind_point = VK_PIPELINE_BIND_POINT_MAX_ENUM;
VkPipeline pipeline = VK_NULL_HANDLE;
VkPipelineLayout pipeline_layout = VK_NULL_HANDLE;
std::vector<VkDescriptorSet> descriptor_sets;
std::vector<std::vector<uint32_t>> dynamic_offsets;
uint32_t push_descriptor_set_index = 0;
std::vector<safe_VkWriteDescriptorSet> push_descriptor_set_writes;
std::vector<uint8_t> push_constants_data;
PushConstantRangesId push_constants_ranges;