/* Copyright (c) 2015-2021 The Khronos Group Inc.
 * Copyright (c) 2015-2021 Valve Corporation
 * Copyright (c) 2015-2021 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: Mark Lobodzinski <mark@lunarg.com>
 * Author: Dave Houlton <daveh@lunarg.com>
 *
 */

#include <string.h>
#include <string>
#include <vector>
#include <map>
#include <set>
#include "vulkan/vulkan.h"
#include "vk_layer_data.h"
#include "vk_format_utils.h"

struct VULKAN_FORMAT_INFO {
    uint32_t size;
    uint32_t channel_count;
    VkFormatCompatibilityClass format_class;
};

// Disable auto-formatting for this large table
// clang-format off

// Set up data structure with size(bytes) and number of channels for each Vulkan format
// For compressed and multi-plane formats, size is bytes per compressed or shared block
const std::map<VkFormat, VULKAN_FORMAT_INFO> kVkFormatTable = {
    {VK_FORMAT_UNDEFINED,                   {0, 0, VK_FORMAT_COMPATIBILITY_CLASS_NONE_BIT }},
    {VK_FORMAT_R4G4_UNORM_PACK8,            {1, 2, VK_FORMAT_COMPATIBILITY_CLASS_8_BIT}},
    {VK_FORMAT_R4G4B4A4_UNORM_PACK16,       {2, 4, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT}},
    {VK_FORMAT_B4G4R4A4_UNORM_PACK16,       {2, 4, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT}},
    {VK_FORMAT_A4R4G4B4_UNORM_PACK16_EXT,   {2, 4, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT}},
    {VK_FORMAT_A4B4G4R4_UNORM_PACK16_EXT,   {2, 4, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT}},
    {VK_FORMAT_R5G6B5_UNORM_PACK16,         {2, 3, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT}},
    {VK_FORMAT_B5G6R5_UNORM_PACK16,         {2, 3, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT}},
    {VK_FORMAT_R5G5B5A1_UNORM_PACK16,       {2, 4, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT}},
    {VK_FORMAT_B5G5R5A1_UNORM_PACK16,       {2, 4, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT}},
    {VK_FORMAT_A1R5G5B5_UNORM_PACK16,       {2, 4, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT}},
    {VK_FORMAT_R8_UNORM,                    {1, 1, VK_FORMAT_COMPATIBILITY_CLASS_8_BIT}},
    {VK_FORMAT_R8_SNORM,                    {1, 1, VK_FORMAT_COMPATIBILITY_CLASS_8_BIT}},
    {VK_FORMAT_R8_USCALED,                  {1, 1, VK_FORMAT_COMPATIBILITY_CLASS_8_BIT}},
    {VK_FORMAT_R8_SSCALED,                  {1, 1, VK_FORMAT_COMPATIBILITY_CLASS_8_BIT}},
    {VK_FORMAT_R8_UINT,                     {1, 1, VK_FORMAT_COMPATIBILITY_CLASS_8_BIT}},
    {VK_FORMAT_R8_SINT,                     {1, 1, VK_FORMAT_COMPATIBILITY_CLASS_8_BIT}},
    {VK_FORMAT_R8_SRGB,                     {1, 1, VK_FORMAT_COMPATIBILITY_CLASS_8_BIT}},
    {VK_FORMAT_R8G8_UNORM,                  {2, 2, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT}},
    {VK_FORMAT_R8G8_SNORM,                  {2, 2, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT}},
    {VK_FORMAT_R8G8_USCALED,                {2, 2, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT}},
    {VK_FORMAT_R8G8_SSCALED,                {2, 2, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT}},
    {VK_FORMAT_R8G8_UINT,                   {2, 2, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT}},
    {VK_FORMAT_R8G8_SINT,                   {2, 2, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT}},
    {VK_FORMAT_R8G8_SRGB,                   {2, 2, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT}},
    {VK_FORMAT_R8G8B8_UNORM,                {3, 3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT}},
    {VK_FORMAT_R8G8B8_SNORM,                {3, 3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT}},
    {VK_FORMAT_R8G8B8_USCALED,              {3, 3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT}},
    {VK_FORMAT_R8G8B8_SSCALED,              {3, 3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT}},
    {VK_FORMAT_R8G8B8_UINT,                 {3, 3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT}},
    {VK_FORMAT_R8G8B8_SINT,                 {3, 3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT}},
    {VK_FORMAT_R8G8B8_SRGB,                 {3, 3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT}},
    {VK_FORMAT_B8G8R8_UNORM,                {3, 3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT}},
    {VK_FORMAT_B8G8R8_SNORM,                {3, 3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT}},
    {VK_FORMAT_B8G8R8_USCALED,              {3, 3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT}},
    {VK_FORMAT_B8G8R8_SSCALED,              {3, 3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT}},
    {VK_FORMAT_B8G8R8_UINT,                 {3, 3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT}},
    {VK_FORMAT_B8G8R8_SINT,                 {3, 3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT}},
    {VK_FORMAT_B8G8R8_SRGB,                 {3, 3, VK_FORMAT_COMPATIBILITY_CLASS_24_BIT}},
    {VK_FORMAT_R8G8B8A8_UNORM,              {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
    {VK_FORMAT_R8G8B8A8_SNORM,              {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
    {VK_FORMAT_R8G8B8A8_USCALED,            {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
    {VK_FORMAT_R8G8B8A8_SSCALED,            {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
    {VK_FORMAT_R8G8B8A8_UINT,               {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
    {VK_FORMAT_R8G8B8A8_SINT,               {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
    {VK_FORMAT_R8G8B8A8_SRGB,               {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
    {VK_FORMAT_B8G8R8A8_UNORM,              {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
    {VK_FORMAT_B8G8R8A8_SNORM,              {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
    {VK_FORMAT_B8G8R8A8_USCALED,            {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
    {VK_FORMAT_B8G8R8A8_SSCALED,            {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
    {VK_FORMAT_B8G8R8A8_UINT,               {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
    {VK_FORMAT_B8G8R8A8_SINT,               {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
    {VK_FORMAT_B8G8R8A8_SRGB,               {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
    {VK_FORMAT_A8B8G8R8_UNORM_PACK32,       {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
    {VK_FORMAT_A8B8G8R8_SNORM_PACK32,       {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
    {VK_FORMAT_A8B8G8R8_USCALED_PACK32,     {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
    {VK_FORMAT_A8B8G8R8_SSCALED_PACK32,     {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
    {VK_FORMAT_A8B8G8R8_UINT_PACK32,        {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
    {VK_FORMAT_A8B8G8R8_SINT_PACK32,        {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
    {VK_FORMAT_A8B8G8R8_SRGB_PACK32,        {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
    {VK_FORMAT_A2R10G10B10_UNORM_PACK32,    {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
    {VK_FORMAT_A2R10G10B10_SNORM_PACK32,    {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
    {VK_FORMAT_A2R10G10B10_USCALED_PACK32,  {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
    {VK_FORMAT_A2R10G10B10_SSCALED_PACK32,  {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
    {VK_FORMAT_A2R10G10B10_UINT_PACK32,     {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
    {VK_FORMAT_A2R10G10B10_SINT_PACK32,     {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
    {VK_FORMAT_A2B10G10R10_UNORM_PACK32,    {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
    {VK_FORMAT_A2B10G10R10_SNORM_PACK32,    {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
    {VK_FORMAT_A2B10G10R10_USCALED_PACK32,  {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
    {VK_FORMAT_A2B10G10R10_SSCALED_PACK32,  {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
    {VK_FORMAT_A2B10G10R10_UINT_PACK32,     {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
    {VK_FORMAT_A2B10G10R10_SINT_PACK32,     {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
    {VK_FORMAT_R16_UNORM,                   {2, 1, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT}},
    {VK_FORMAT_R16_SNORM,                   {2, 1, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT}},
    {VK_FORMAT_R16_USCALED,                 {2, 1, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT}},
    {VK_FORMAT_R16_SSCALED,                 {2, 1, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT}},
    {VK_FORMAT_R16_UINT,                    {2, 1, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT}},
    {VK_FORMAT_R16_SINT,                    {2, 1, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT}},
    {VK_FORMAT_R16_SFLOAT,                  {2, 1, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT}},
    {VK_FORMAT_R16G16_UNORM,                {4, 2, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
    {VK_FORMAT_R16G16_SNORM,                {4, 2, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
    {VK_FORMAT_R16G16_USCALED,              {4, 2, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
    {VK_FORMAT_R16G16_SSCALED,              {4, 2, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
    {VK_FORMAT_R16G16_UINT,                 {4, 2, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
    {VK_FORMAT_R16G16_SINT,                 {4, 2, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
    {VK_FORMAT_R16G16_SFLOAT,               {4, 2, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
    {VK_FORMAT_R16G16B16_UNORM,             {6, 3, VK_FORMAT_COMPATIBILITY_CLASS_48_BIT}},
    {VK_FORMAT_R16G16B16_SNORM,             {6, 3, VK_FORMAT_COMPATIBILITY_CLASS_48_BIT}},
    {VK_FORMAT_R16G16B16_USCALED,           {6, 3, VK_FORMAT_COMPATIBILITY_CLASS_48_BIT}},
    {VK_FORMAT_R16G16B16_SSCALED,           {6, 3, VK_FORMAT_COMPATIBILITY_CLASS_48_BIT}},
    {VK_FORMAT_R16G16B16_UINT,              {6, 3, VK_FORMAT_COMPATIBILITY_CLASS_48_BIT}},
    {VK_FORMAT_R16G16B16_SINT,              {6, 3, VK_FORMAT_COMPATIBILITY_CLASS_48_BIT}},
    {VK_FORMAT_R16G16B16_SFLOAT,            {6, 3, VK_FORMAT_COMPATIBILITY_CLASS_48_BIT}},
    {VK_FORMAT_R16G16B16A16_UNORM,          {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT}},
    {VK_FORMAT_R16G16B16A16_SNORM,          {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT}},
    {VK_FORMAT_R16G16B16A16_USCALED,        {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT}},
    {VK_FORMAT_R16G16B16A16_SSCALED,        {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT}},
    {VK_FORMAT_R16G16B16A16_UINT,           {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT}},
    {VK_FORMAT_R16G16B16A16_SINT,           {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT}},
    {VK_FORMAT_R16G16B16A16_SFLOAT,         {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT}},
    {VK_FORMAT_R32_UINT,                    {4, 1, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
    {VK_FORMAT_R32_SINT,                    {4, 1, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
    {VK_FORMAT_R32_SFLOAT,                  {4, 1, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
    {VK_FORMAT_R32G32_UINT,                 {8, 2, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT}},
    {VK_FORMAT_R32G32_SINT,                 {8, 2, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT}},
    {VK_FORMAT_R32G32_SFLOAT,               {8, 2, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT}},
    {VK_FORMAT_R32G32B32_UINT,              {12, 3, VK_FORMAT_COMPATIBILITY_CLASS_96_BIT}},
    {VK_FORMAT_R32G32B32_SINT,              {12, 3, VK_FORMAT_COMPATIBILITY_CLASS_96_BIT}},
    {VK_FORMAT_R32G32B32_SFLOAT,            {12, 3, VK_FORMAT_COMPATIBILITY_CLASS_96_BIT}},
    {VK_FORMAT_R32G32B32A32_UINT,           {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_128_BIT}},
    {VK_FORMAT_R32G32B32A32_SINT,           {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_128_BIT}},
    {VK_FORMAT_R32G32B32A32_SFLOAT,         {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_128_BIT}},
    {VK_FORMAT_R64_UINT,                    {8, 1, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT}},
    {VK_FORMAT_R64_SINT,                    {8, 1, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT}},
    {VK_FORMAT_R64_SFLOAT,                  {8, 1, VK_FORMAT_COMPATIBILITY_CLASS_64_BIT}},
    {VK_FORMAT_R64G64_UINT,                 {16, 2, VK_FORMAT_COMPATIBILITY_CLASS_128_BIT}},
    {VK_FORMAT_R64G64_SINT,                 {16, 2, VK_FORMAT_COMPATIBILITY_CLASS_128_BIT}},
    {VK_FORMAT_R64G64_SFLOAT,               {16, 2, VK_FORMAT_COMPATIBILITY_CLASS_128_BIT}},
    {VK_FORMAT_R64G64B64_UINT,              {24, 3, VK_FORMAT_COMPATIBILITY_CLASS_192_BIT}},
    {VK_FORMAT_R64G64B64_SINT,              {24, 3, VK_FORMAT_COMPATIBILITY_CLASS_192_BIT}},
    {VK_FORMAT_R64G64B64_SFLOAT,            {24, 3, VK_FORMAT_COMPATIBILITY_CLASS_192_BIT}},
    {VK_FORMAT_R64G64B64A64_UINT,           {32, 4, VK_FORMAT_COMPATIBILITY_CLASS_256_BIT}},
    {VK_FORMAT_R64G64B64A64_SINT,           {32, 4, VK_FORMAT_COMPATIBILITY_CLASS_256_BIT}},
    {VK_FORMAT_R64G64B64A64_SFLOAT,         {32, 4, VK_FORMAT_COMPATIBILITY_CLASS_256_BIT}},
    {VK_FORMAT_B10G11R11_UFLOAT_PACK32,     {4, 3, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
    {VK_FORMAT_E5B9G9R9_UFLOAT_PACK32,      {4, 3, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
    {VK_FORMAT_D16_UNORM,                   {2, 1, VK_FORMAT_COMPATIBILITY_CLASS_NONE_BIT}},
    {VK_FORMAT_X8_D24_UNORM_PACK32,         {4, 1, VK_FORMAT_COMPATIBILITY_CLASS_NONE_BIT}},
    {VK_FORMAT_D32_SFLOAT,                  {4, 1, VK_FORMAT_COMPATIBILITY_CLASS_NONE_BIT}},
    {VK_FORMAT_S8_UINT,                     {1, 1, VK_FORMAT_COMPATIBILITY_CLASS_NONE_BIT}},
    {VK_FORMAT_D16_UNORM_S8_UINT,           {3, 2, VK_FORMAT_COMPATIBILITY_CLASS_NONE_BIT}},
    {VK_FORMAT_D24_UNORM_S8_UINT,           {4, 2, VK_FORMAT_COMPATIBILITY_CLASS_NONE_BIT}},
    {VK_FORMAT_D32_SFLOAT_S8_UINT,          {8, 2, VK_FORMAT_COMPATIBILITY_CLASS_NONE_BIT}},
    {VK_FORMAT_BC1_RGB_UNORM_BLOCK,         {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC1_RGB_BIT}},
    {VK_FORMAT_BC1_RGB_SRGB_BLOCK,          {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC1_RGB_BIT}},
    {VK_FORMAT_BC1_RGBA_UNORM_BLOCK,        {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC1_RGBA_BIT}},
    {VK_FORMAT_BC1_RGBA_SRGB_BLOCK,         {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC1_RGBA_BIT}},
    {VK_FORMAT_BC2_UNORM_BLOCK,             {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC2_BIT}},
    {VK_FORMAT_BC2_SRGB_BLOCK,              {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC2_BIT}},
    {VK_FORMAT_BC3_UNORM_BLOCK,             {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC3_BIT}},
    {VK_FORMAT_BC3_SRGB_BLOCK,              {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC3_BIT}},
    {VK_FORMAT_BC4_UNORM_BLOCK,             {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC4_BIT}},
    {VK_FORMAT_BC4_SNORM_BLOCK,             {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC4_BIT}},
    {VK_FORMAT_BC5_UNORM_BLOCK,             {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC5_BIT}},
    {VK_FORMAT_BC5_SNORM_BLOCK,             {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC5_BIT}},
    {VK_FORMAT_BC6H_UFLOAT_BLOCK,           {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC6H_BIT}},
    {VK_FORMAT_BC6H_SFLOAT_BLOCK,           {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC6H_BIT}},
    {VK_FORMAT_BC7_UNORM_BLOCK,             {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC7_BIT}},
    {VK_FORMAT_BC7_SRGB_BLOCK,              {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_BC7_BIT}},
    {VK_FORMAT_ETC2_R8G8B8_UNORM_BLOCK,     {8, 3, VK_FORMAT_COMPATIBILITY_CLASS_ETC2_RGB_BIT}},
    {VK_FORMAT_ETC2_R8G8B8_SRGB_BLOCK,      {8, 3, VK_FORMAT_COMPATIBILITY_CLASS_ETC2_RGB_BIT}},
    {VK_FORMAT_ETC2_R8G8B8A1_UNORM_BLOCK,   {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_ETC2_RGBA_BIT}},
    {VK_FORMAT_ETC2_R8G8B8A1_SRGB_BLOCK,    {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_ETC2_RGBA_BIT}},
    {VK_FORMAT_ETC2_R8G8B8A8_UNORM_BLOCK,   {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ETC2_EAC_RGBA_BIT}},
    {VK_FORMAT_ETC2_R8G8B8A8_SRGB_BLOCK,    {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ETC2_EAC_RGBA_BIT}},
    {VK_FORMAT_EAC_R11_UNORM_BLOCK,         {8, 1, VK_FORMAT_COMPATIBILITY_CLASS_EAC_R_BIT}},
    {VK_FORMAT_EAC_R11_SNORM_BLOCK,         {8, 1, VK_FORMAT_COMPATIBILITY_CLASS_EAC_R_BIT}},
    {VK_FORMAT_EAC_R11G11_UNORM_BLOCK,      {16, 2, VK_FORMAT_COMPATIBILITY_CLASS_EAC_RG_BIT}},
    {VK_FORMAT_EAC_R11G11_SNORM_BLOCK,      {16, 2, VK_FORMAT_COMPATIBILITY_CLASS_EAC_RG_BIT}},
    {VK_FORMAT_ASTC_4x4_UNORM_BLOCK,        {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_4X4_BIT}},
    {VK_FORMAT_ASTC_4x4_SRGB_BLOCK,         {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_4X4_BIT}},
    {VK_FORMAT_ASTC_4x4_SFLOAT_BLOCK_EXT,   {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_4X4_BIT}},
    {VK_FORMAT_ASTC_5x4_UNORM_BLOCK,        {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_5X4_BIT}},
    {VK_FORMAT_ASTC_5x4_SRGB_BLOCK,         {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_5X4_BIT}},
    {VK_FORMAT_ASTC_5x4_SFLOAT_BLOCK_EXT,   {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_5X4_BIT}},
    {VK_FORMAT_ASTC_5x5_UNORM_BLOCK,        {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_5X5_BIT}},
    {VK_FORMAT_ASTC_5x5_SRGB_BLOCK,         {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_5X5_BIT}},
    {VK_FORMAT_ASTC_5x5_SFLOAT_BLOCK_EXT,   {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_5X5_BIT}},
    {VK_FORMAT_ASTC_6x5_UNORM_BLOCK,        {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_6X5_BIT}},
    {VK_FORMAT_ASTC_6x5_SRGB_BLOCK,         {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_6X5_BIT}},
    {VK_FORMAT_ASTC_6x5_SFLOAT_BLOCK_EXT,   {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_6X5_BIT}},
    {VK_FORMAT_ASTC_6x6_UNORM_BLOCK,        {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_6X6_BIT}},
    {VK_FORMAT_ASTC_6x6_SRGB_BLOCK,         {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_6X6_BIT}},
    {VK_FORMAT_ASTC_6x6_SFLOAT_BLOCK_EXT,   {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_6X6_BIT}},
    {VK_FORMAT_ASTC_8x5_UNORM_BLOCK,        {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_8X5_BIT}},
    {VK_FORMAT_ASTC_8x5_SRGB_BLOCK,         {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_8X5_BIT}},
    {VK_FORMAT_ASTC_8x5_SFLOAT_BLOCK_EXT,   {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_8X5_BIT}},
    {VK_FORMAT_ASTC_8x6_UNORM_BLOCK,        {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_8X6_BIT}},
    {VK_FORMAT_ASTC_8x6_SRGB_BLOCK,         {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_8X6_BIT}},
    {VK_FORMAT_ASTC_8x6_SFLOAT_BLOCK_EXT,   {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_8X6_BIT}},
    {VK_FORMAT_ASTC_8x8_UNORM_BLOCK,        {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_8X8_BIT}},
    {VK_FORMAT_ASTC_8x8_SRGB_BLOCK,         {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_8X8_BIT}},
    {VK_FORMAT_ASTC_8x8_SFLOAT_BLOCK_EXT,   {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_8X8_BIT}},
    {VK_FORMAT_ASTC_10x5_UNORM_BLOCK,       {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_10X5_BIT}},
    {VK_FORMAT_ASTC_10x5_SRGB_BLOCK,        {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_10X5_BIT}},
    {VK_FORMAT_ASTC_10x5_SFLOAT_BLOCK_EXT,  {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_10X5_BIT}},
    {VK_FORMAT_ASTC_10x6_UNORM_BLOCK,       {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_10X6_BIT}},
    {VK_FORMAT_ASTC_10x6_SRGB_BLOCK,        {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_10X6_BIT}},
    {VK_FORMAT_ASTC_10x6_SFLOAT_BLOCK_EXT,  {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_10X6_BIT}},
    {VK_FORMAT_ASTC_10x8_UNORM_BLOCK,       {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_10X8_BIT}},
    {VK_FORMAT_ASTC_10x8_SRGB_BLOCK,        {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_10X8_BIT}},
    {VK_FORMAT_ASTC_10x8_SFLOAT_BLOCK_EXT,  {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_10X8_BIT}},
    {VK_FORMAT_ASTC_10x10_UNORM_BLOCK,      {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_10X10_BIT}},
    {VK_FORMAT_ASTC_10x10_SRGB_BLOCK,       {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_10X10_BIT}},
    {VK_FORMAT_ASTC_10x10_SFLOAT_BLOCK_EXT, {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_10X10_BIT}},
    {VK_FORMAT_ASTC_12x10_UNORM_BLOCK,      {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_12X10_BIT}},
    {VK_FORMAT_ASTC_12x10_SRGB_BLOCK,       {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_12X10_BIT}},
    {VK_FORMAT_ASTC_12x10_SFLOAT_BLOCK_EXT, {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_12X10_BIT}},
    {VK_FORMAT_ASTC_12x12_UNORM_BLOCK,      {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_12X12_BIT}},
    {VK_FORMAT_ASTC_12x12_SRGB_BLOCK,       {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_12X12_BIT}},
    {VK_FORMAT_ASTC_12x12_SFLOAT_BLOCK_EXT, {16, 4, VK_FORMAT_COMPATIBILITY_CLASS_ASTC_12X12_BIT}},
    {VK_FORMAT_PVRTC1_2BPP_UNORM_BLOCK_IMG, {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_PVRTC1_2BPP_BIT}},
    {VK_FORMAT_PVRTC1_4BPP_UNORM_BLOCK_IMG, {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_PVRTC1_4BPP_BIT}},
    {VK_FORMAT_PVRTC2_2BPP_UNORM_BLOCK_IMG, {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_PVRTC2_2BPP_BIT}},
    {VK_FORMAT_PVRTC2_4BPP_UNORM_BLOCK_IMG, {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_PVRTC2_4BPP_BIT}},
    {VK_FORMAT_PVRTC1_2BPP_SRGB_BLOCK_IMG,  {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_PVRTC1_2BPP_BIT}},
    {VK_FORMAT_PVRTC1_4BPP_SRGB_BLOCK_IMG,  {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_PVRTC1_4BPP_BIT}},
    {VK_FORMAT_PVRTC2_2BPP_SRGB_BLOCK_IMG,  {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_PVRTC2_2BPP_BIT}},
    {VK_FORMAT_PVRTC2_4BPP_SRGB_BLOCK_IMG,  {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_PVRTC2_4BPP_BIT}},
    // KHR_sampler_YCbCr_conversion extension - single-plane variants
    // 'PACK' formats are normal, uncompressed
    {VK_FORMAT_R10X6_UNORM_PACK16,                          {2, 1, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT}},
    {VK_FORMAT_R10X6G10X6_UNORM_2PACK16,                    {4, 2, VK_FORMAT_COMPATIBILITY_CLASS_32_BIT}},
    {VK_FORMAT_R10X6G10X6B10X6A10X6_UNORM_4PACK16,          {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_64BIT_R10G10B10A10}},
    {VK_FORMAT_R12X4_UNORM_PACK16,                          {2, 1, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT}},
    {VK_FORMAT_R12X4G12X4_UNORM_2PACK16,                    {4, 2, VK_FORMAT_COMPATIBILITY_CLASS_16_BIT}},
    {VK_FORMAT_R12X4G12X4B12X4A12X4_UNORM_4PACK16,          {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_64BIT_R12G12B12A12}},
    // _422 formats encode 2 texels per entry with B, R components shared - treated as compressed w/ 2x1 block size
    {VK_FORMAT_G8B8G8R8_422_UNORM,                          {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32BIT_G8B8G8R8}},
    {VK_FORMAT_B8G8R8G8_422_UNORM,                          {4, 4, VK_FORMAT_COMPATIBILITY_CLASS_32BIT_B8G8R8G8}},
    {VK_FORMAT_G10X6B10X6G10X6R10X6_422_UNORM_4PACK16,      {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_64BIT_G10B10G10R10}},
    {VK_FORMAT_B10X6G10X6R10X6G10X6_422_UNORM_4PACK16,      {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_64BIT_B10G10R10G10}},
    {VK_FORMAT_G12X4B12X4G12X4R12X4_422_UNORM_4PACK16,      {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_64BIT_G12B12G12R12}},
    {VK_FORMAT_B12X4G12X4R12X4G12X4_422_UNORM_4PACK16,      {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_64BIT_B12G12R12G12}},
    {VK_FORMAT_G16B16G16R16_422_UNORM,                      {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_64BIT_G16B16G16R16}},
    {VK_FORMAT_B16G16R16G16_422_UNORM,                      {8, 4, VK_FORMAT_COMPATIBILITY_CLASS_64BIT_B16G16R16G16}},
    // KHR_sampler_YCbCr_conversion extension - multi-plane variants
    // Formats that 'share' components among texels (_420 and _422), size represents total bytes for the smallest possible texel block
    // _420 share B, R components within a 2x2 texel block
    {VK_FORMAT_G8_B8_R8_3PLANE_420_UNORM,                   {6, 3, VK_FORMAT_COMPATIBILITY_CLASS_8BIT_3PLANE_420}},
    {VK_FORMAT_G8_B8R8_2PLANE_420_UNORM,                    {6, 3, VK_FORMAT_COMPATIBILITY_CLASS_8BIT_2PLANE_420}},
    {VK_FORMAT_G10X6_B10X6_R10X6_3PLANE_420_UNORM_3PACK16,  {12, 3, VK_FORMAT_COMPATIBILITY_CLASS_10BIT_3PLANE_420}},
    {VK_FORMAT_G10X6_B10X6R10X6_2PLANE_420_UNORM_3PACK16,   {12, 3, VK_FORMAT_COMPATIBILITY_CLASS_10BIT_2PLANE_420}},
    {VK_FORMAT_G12X4_B12X4_R12X4_3PLANE_420_UNORM_3PACK16,  {12, 3, VK_FORMAT_COMPATIBILITY_CLASS_12BIT_3PLANE_420}},
    {VK_FORMAT_G12X4_B12X4R12X4_2PLANE_420_UNORM_3PACK16,   {12, 3, VK_FORMAT_COMPATIBILITY_CLASS_12BIT_2PLANE_420}},
    {VK_FORMAT_G16_B16_R16_3PLANE_420_UNORM,                {12, 3, VK_FORMAT_COMPATIBILITY_CLASS_16BIT_3PLANE_420}},
    {VK_FORMAT_G16_B16R16_2PLANE_420_UNORM,                 {12, 3, VK_FORMAT_COMPATIBILITY_CLASS_16BIT_2PLANE_420}},
    // _422 share B, R components within a 2x1 texel block
    {VK_FORMAT_G8_B8_R8_3PLANE_422_UNORM,                   {4, 3, VK_FORMAT_COMPATIBILITY_CLASS_8BIT_3PLANE_422}},
    {VK_FORMAT_G8_B8R8_2PLANE_422_UNORM,                    {4, 3, VK_FORMAT_COMPATIBILITY_CLASS_8BIT_2PLANE_422}},
    {VK_FORMAT_G10X6_B10X6_R10X6_3PLANE_422_UNORM_3PACK16,  {8, 3, VK_FORMAT_COMPATIBILITY_CLASS_10BIT_3PLANE_422}},
    {VK_FORMAT_G10X6_B10X6R10X6_2PLANE_422_UNORM_3PACK16,   {8, 3, VK_FORMAT_COMPATIBILITY_CLASS_10BIT_2PLANE_422}},
    {VK_FORMAT_G12X4_B12X4_R12X4_3PLANE_422_UNORM_3PACK16,  {8, 3, VK_FORMAT_COMPATIBILITY_CLASS_12BIT_3PLANE_422}},
    {VK_FORMAT_G12X4_B12X4R12X4_2PLANE_422_UNORM_3PACK16,   {8, 3, VK_FORMAT_COMPATIBILITY_CLASS_12BIT_2PLANE_422}},
    {VK_FORMAT_G16_B16_R16_3PLANE_422_UNORM,                {8, 3, VK_FORMAT_COMPATIBILITY_CLASS_16BIT_3PLANE_422}},
    {VK_FORMAT_G16_B16R16_2PLANE_422_UNORM,                 {8, 3, VK_FORMAT_COMPATIBILITY_CLASS_16BIT_2PLANE_422}},
    // _444 do not share
    {VK_FORMAT_G8_B8_R8_3PLANE_444_UNORM,                   {3, 3, VK_FORMAT_COMPATIBILITY_CLASS_8BIT_3PLANE_444}},
    {VK_FORMAT_G10X6_B10X6_R10X6_3PLANE_444_UNORM_3PACK16,  {6, 3, VK_FORMAT_COMPATIBILITY_CLASS_10BIT_3PLANE_444}},
    {VK_FORMAT_G12X4_B12X4_R12X4_3PLANE_444_UNORM_3PACK16,  {6, 3, VK_FORMAT_COMPATIBILITY_CLASS_12BIT_3PLANE_444}},
    {VK_FORMAT_G16_B16_R16_3PLANE_444_UNORM,                {6, 3, VK_FORMAT_COMPATIBILITY_CLASS_16BIT_3PLANE_444}}
};

// Renable formatting
// clang-format on

// Return true if format is an ETC2 or EAC compressed texture format
VK_LAYER_EXPORT bool FormatIsCompressed_ETC2_EAC(VkFormat format) {
    bool found = false;

    switch (format) {
        case VK_FORMAT_ETC2_R8G8B8_UNORM_BLOCK:
        case VK_FORMAT_ETC2_R8G8B8_SRGB_BLOCK:
        case VK_FORMAT_ETC2_R8G8B8A1_UNORM_BLOCK:
        case VK_FORMAT_ETC2_R8G8B8A1_SRGB_BLOCK:
        case VK_FORMAT_ETC2_R8G8B8A8_UNORM_BLOCK:
        case VK_FORMAT_ETC2_R8G8B8A8_SRGB_BLOCK:
        case VK_FORMAT_EAC_R11_UNORM_BLOCK:
        case VK_FORMAT_EAC_R11_SNORM_BLOCK:
        case VK_FORMAT_EAC_R11G11_UNORM_BLOCK:
        case VK_FORMAT_EAC_R11G11_SNORM_BLOCK:
            found = true;
            break;
        default:
            break;
    }
    return found;
}

// Return true if format is either a LDR or HDR ASTC compressed textyre format
VK_LAYER_EXPORT bool FormatIsCompressed_ASTC(VkFormat format) {
    return (FormatIsCompressed_ASTC_LDR(format) || FormatIsCompressed_ASTC_HDR(format));
}

// Return true if format is an LDR ASTC compressed texture format
VK_LAYER_EXPORT bool FormatIsCompressed_ASTC_LDR(VkFormat format) {
    bool found = false;

    switch (format) {
        case VK_FORMAT_ASTC_4x4_UNORM_BLOCK:
        case VK_FORMAT_ASTC_4x4_SRGB_BLOCK:
        case VK_FORMAT_ASTC_5x4_UNORM_BLOCK:
        case VK_FORMAT_ASTC_5x4_SRGB_BLOCK:
        case VK_FORMAT_ASTC_5x5_UNORM_BLOCK:
        case VK_FORMAT_ASTC_5x5_SRGB_BLOCK:
        case VK_FORMAT_ASTC_6x5_UNORM_BLOCK:
        case VK_FORMAT_ASTC_6x5_SRGB_BLOCK:
        case VK_FORMAT_ASTC_6x6_UNORM_BLOCK:
        case VK_FORMAT_ASTC_6x6_SRGB_BLOCK:
        case VK_FORMAT_ASTC_8x5_UNORM_BLOCK:
        case VK_FORMAT_ASTC_8x5_SRGB_BLOCK:
        case VK_FORMAT_ASTC_8x6_UNORM_BLOCK:
        case VK_FORMAT_ASTC_8x6_SRGB_BLOCK:
        case VK_FORMAT_ASTC_8x8_UNORM_BLOCK:
        case VK_FORMAT_ASTC_8x8_SRGB_BLOCK:
        case VK_FORMAT_ASTC_10x5_UNORM_BLOCK:
        case VK_FORMAT_ASTC_10x5_SRGB_BLOCK:
        case VK_FORMAT_ASTC_10x6_UNORM_BLOCK:
        case VK_FORMAT_ASTC_10x6_SRGB_BLOCK:
        case VK_FORMAT_ASTC_10x8_UNORM_BLOCK:
        case VK_FORMAT_ASTC_10x8_SRGB_BLOCK:
        case VK_FORMAT_ASTC_10x10_UNORM_BLOCK:
        case VK_FORMAT_ASTC_10x10_SRGB_BLOCK:
        case VK_FORMAT_ASTC_12x10_UNORM_BLOCK:
        case VK_FORMAT_ASTC_12x10_SRGB_BLOCK:
        case VK_FORMAT_ASTC_12x12_UNORM_BLOCK:
        case VK_FORMAT_ASTC_12x12_SRGB_BLOCK:
            found = true;
            break;
        default:
            break;
    }
    return found;
}

// Return true if format is an HDR ASTC compressed texture format
VK_LAYER_EXPORT bool FormatIsCompressed_ASTC_HDR(VkFormat format) {
    bool found = false;

    switch (format) {
        case VK_FORMAT_ASTC_4x4_SFLOAT_BLOCK_EXT:
        case VK_FORMAT_ASTC_5x4_SFLOAT_BLOCK_EXT:
        case VK_FORMAT_ASTC_5x5_SFLOAT_BLOCK_EXT:
        case VK_FORMAT_ASTC_6x5_SFLOAT_BLOCK_EXT:
        case VK_FORMAT_ASTC_6x6_SFLOAT_BLOCK_EXT:
        case VK_FORMAT_ASTC_8x5_SFLOAT_BLOCK_EXT:
        case VK_FORMAT_ASTC_8x6_SFLOAT_BLOCK_EXT:
        case VK_FORMAT_ASTC_8x8_SFLOAT_BLOCK_EXT:
        case VK_FORMAT_ASTC_10x5_SFLOAT_BLOCK_EXT:
        case VK_FORMAT_ASTC_10x6_SFLOAT_BLOCK_EXT:
        case VK_FORMAT_ASTC_10x8_SFLOAT_BLOCK_EXT:
        case VK_FORMAT_ASTC_10x10_SFLOAT_BLOCK_EXT:
        case VK_FORMAT_ASTC_12x10_SFLOAT_BLOCK_EXT:
        case VK_FORMAT_ASTC_12x12_SFLOAT_BLOCK_EXT:
            found = true;
            break;
        default:
            break;
    }
    return found;
}

// Return true if format is a BC compressed texture format
VK_LAYER_EXPORT bool FormatIsCompressed_BC(VkFormat format) {
    bool found = false;

    switch (format) {
        case VK_FORMAT_BC1_RGB_UNORM_BLOCK:
        case VK_FORMAT_BC1_RGB_SRGB_BLOCK:
        case VK_FORMAT_BC1_RGBA_UNORM_BLOCK:
        case VK_FORMAT_BC1_RGBA_SRGB_BLOCK:
        case VK_FORMAT_BC2_UNORM_BLOCK:
        case VK_FORMAT_BC2_SRGB_BLOCK:
        case VK_FORMAT_BC3_UNORM_BLOCK:
        case VK_FORMAT_BC3_SRGB_BLOCK:
        case VK_FORMAT_BC4_UNORM_BLOCK:
        case VK_FORMAT_BC4_SNORM_BLOCK:
        case VK_FORMAT_BC5_UNORM_BLOCK:
        case VK_FORMAT_BC5_SNORM_BLOCK:
        case VK_FORMAT_BC6H_UFLOAT_BLOCK:
        case VK_FORMAT_BC6H_SFLOAT_BLOCK:
        case VK_FORMAT_BC7_UNORM_BLOCK:
        case VK_FORMAT_BC7_SRGB_BLOCK:
            found = true;
            break;
        default:
            break;
    }
    return found;
}

// Return true if format is a PVRTC compressed texture format
VK_LAYER_EXPORT bool FormatIsCompressed_PVRTC(VkFormat format) {
    bool found = false;

    switch (format) {
        case VK_FORMAT_PVRTC1_2BPP_UNORM_BLOCK_IMG:
        case VK_FORMAT_PVRTC1_4BPP_UNORM_BLOCK_IMG:
        case VK_FORMAT_PVRTC2_2BPP_UNORM_BLOCK_IMG:
        case VK_FORMAT_PVRTC2_4BPP_UNORM_BLOCK_IMG:
        case VK_FORMAT_PVRTC1_2BPP_SRGB_BLOCK_IMG:
        case VK_FORMAT_PVRTC1_4BPP_SRGB_BLOCK_IMG:
        case VK_FORMAT_PVRTC2_2BPP_SRGB_BLOCK_IMG:
        case VK_FORMAT_PVRTC2_4BPP_SRGB_BLOCK_IMG:
            found = true;
            break;
        default:
            break;
    }
    return found;
}

// Single-plane "_422" formats are treated as 2x1 compressed (for copies)
VK_LAYER_EXPORT bool FormatIsSinglePlane_422(VkFormat format) {
    bool found = false;

    switch (format) {
        case VK_FORMAT_G8B8G8R8_422_UNORM:
        case VK_FORMAT_B8G8R8G8_422_UNORM:
        case VK_FORMAT_G10X6B10X6G10X6R10X6_422_UNORM_4PACK16:
        case VK_FORMAT_B10X6G10X6R10X6G10X6_422_UNORM_4PACK16:
        case VK_FORMAT_G12X4B12X4G12X4R12X4_422_UNORM_4PACK16:
        case VK_FORMAT_B12X4G12X4R12X4G12X4_422_UNORM_4PACK16:
        case VK_FORMAT_G16B16G16R16_422_UNORM:
        case VK_FORMAT_B16G16R16G16_422_UNORM:
            found = true;
            break;
        default:
            break;
    }
    return found;
}

// Return true if format is compressed
VK_LAYER_EXPORT bool FormatIsCompressed(VkFormat format) {
    return (FormatIsCompressed_ASTC(format) || FormatIsCompressed_BC(format) || FormatIsCompressed_ETC2_EAC(format) ||
            FormatIsCompressed_PVRTC(format));
}
// Return true if format is packed
VK_LAYER_EXPORT bool FormatIsPacked(VkFormat format) {
    bool found = false;

    switch (format) {
        case VK_FORMAT_R4G4_UNORM_PACK8:
        case VK_FORMAT_R4G4B4A4_UNORM_PACK16:
        case VK_FORMAT_B4G4R4A4_UNORM_PACK16:
        case VK_FORMAT_A4R4G4B4_UNORM_PACK16_EXT:
        case VK_FORMAT_A4B4G4R4_UNORM_PACK16_EXT:
        case VK_FORMAT_R5G6B5_UNORM_PACK16:
        case VK_FORMAT_B5G6R5_UNORM_PACK16:
        case VK_FORMAT_R5G5B5A1_UNORM_PACK16:
        case VK_FORMAT_B5G5R5A1_UNORM_PACK16:
        case VK_FORMAT_A1R5G5B5_UNORM_PACK16:
        case VK_FORMAT_A8B8G8R8_UNORM_PACK32:
        case VK_FORMAT_A8B8G8R8_SNORM_PACK32:
        case VK_FORMAT_A8B8G8R8_USCALED_PACK32:
        case VK_FORMAT_A8B8G8R8_SSCALED_PACK32:
        case VK_FORMAT_A8B8G8R8_UINT_PACK32:
        case VK_FORMAT_A8B8G8R8_SINT_PACK32:
        case VK_FORMAT_A8B8G8R8_SRGB_PACK32:
        case VK_FORMAT_A2R10G10B10_UNORM_PACK32:
        case VK_FORMAT_A2R10G10B10_SNORM_PACK32:
        case VK_FORMAT_A2R10G10B10_USCALED_PACK32:
        case VK_FORMAT_A2R10G10B10_SSCALED_PACK32:
        case VK_FORMAT_A2R10G10B10_UINT_PACK32:
        case VK_FORMAT_A2R10G10B10_SINT_PACK32:
        case VK_FORMAT_A2B10G10R10_UNORM_PACK32:
        case VK_FORMAT_A2B10G10R10_SNORM_PACK32:
        case VK_FORMAT_A2B10G10R10_USCALED_PACK32:
        case VK_FORMAT_A2B10G10R10_SSCALED_PACK32:
        case VK_FORMAT_A2B10G10R10_UINT_PACK32:
        case VK_FORMAT_A2B10G10R10_SINT_PACK32:
        case VK_FORMAT_B10G11R11_UFLOAT_PACK32:
        case VK_FORMAT_E5B9G9R9_UFLOAT_PACK32:
        case VK_FORMAT_X8_D24_UNORM_PACK32:
        case VK_FORMAT_R10X6_UNORM_PACK16:
        case VK_FORMAT_R10X6G10X6_UNORM_2PACK16:
        case VK_FORMAT_R10X6G10X6B10X6A10X6_UNORM_4PACK16:
        case VK_FORMAT_G10X6B10X6G10X6R10X6_422_UNORM_4PACK16:
        case VK_FORMAT_B10X6G10X6R10X6G10X6_422_UNORM_4PACK16:
        case VK_FORMAT_R12X4_UNORM_PACK16:
        case VK_FORMAT_R12X4G12X4_UNORM_2PACK16:
        case VK_FORMAT_R12X4G12X4B12X4A12X4_UNORM_4PACK16:
        case VK_FORMAT_G12X4B12X4G12X4R12X4_422_UNORM_4PACK16:
        case VK_FORMAT_B12X4G12X4R12X4G12X4_422_UNORM_4PACK16:
        case VK_FORMAT_G10X6_B10X6_R10X6_3PLANE_420_UNORM_3PACK16:
        case VK_FORMAT_G10X6_B10X6R10X6_2PLANE_420_UNORM_3PACK16:
        case VK_FORMAT_G10X6_B10X6_R10X6_3PLANE_422_UNORM_3PACK16:
        case VK_FORMAT_G10X6_B10X6R10X6_2PLANE_422_UNORM_3PACK16:
        case VK_FORMAT_G10X6_B10X6_R10X6_3PLANE_444_UNORM_3PACK16:
        case VK_FORMAT_G12X4_B12X4_R12X4_3PLANE_420_UNORM_3PACK16:
        case VK_FORMAT_G12X4_B12X4R12X4_2PLANE_420_UNORM_3PACK16:
        case VK_FORMAT_G12X4_B12X4_R12X4_3PLANE_422_UNORM_3PACK16:
        case VK_FORMAT_G12X4_B12X4R12X4_2PLANE_422_UNORM_3PACK16:
        case VK_FORMAT_G12X4_B12X4_R12X4_3PLANE_444_UNORM_3PACK16:
            found = true;
            break;
        default:
            break;
    }
    return found;
}

// Return true if format is 'normal', with one texel per format element
VK_LAYER_EXPORT bool FormatElementIsTexel(VkFormat format) {
    if (FormatIsPacked(format) || FormatIsCompressed(format) || FormatIsSinglePlane_422(format) || FormatIsMultiplane(format)) {
        return false;
    } else {
        return true;
    }
}

// Return true if format is a depth or stencil format
VK_LAYER_EXPORT bool FormatIsDepthOrStencil(VkFormat format) {
    return (FormatIsDepthAndStencil(format) || FormatIsDepthOnly(format) || FormatIsStencilOnly(format));
}

// Return true if format contains depth and stencil information
VK_LAYER_EXPORT bool FormatIsDepthAndStencil(VkFormat format) {
    bool is_ds = false;

    switch (format) {
        case VK_FORMAT_D16_UNORM_S8_UINT:
        case VK_FORMAT_D24_UNORM_S8_UINT:
        case VK_FORMAT_D32_SFLOAT_S8_UINT:
            is_ds = true;
            break;
        default:
            break;
    }
    return is_ds;
}

// Return true if format is a stencil-only format
VK_LAYER_EXPORT bool FormatIsStencilOnly(VkFormat format) { return (format == VK_FORMAT_S8_UINT); }

// Return true if format is a depth-only format
VK_LAYER_EXPORT bool FormatIsDepthOnly(VkFormat format) {
    bool is_depth = false;

    switch (format) {
        case VK_FORMAT_D16_UNORM:
        case VK_FORMAT_X8_D24_UNORM_PACK32:
        case VK_FORMAT_D32_SFLOAT:
            is_depth = true;
            break;
        default:
            break;
    }

    return is_depth;
}

// Return true if format is of type NORM
VK_LAYER_EXPORT bool FormatIsNorm(VkFormat format) { return (FormatIsUNorm(format) || FormatIsSNorm(format)); }

// Return true if format is of type UNORM
VK_LAYER_EXPORT bool FormatIsUNorm(VkFormat format) {
    bool is_unorm = false;

    switch (format) {
        case VK_FORMAT_R4G4_UNORM_PACK8:
        case VK_FORMAT_R4G4B4A4_UNORM_PACK16:
        case VK_FORMAT_B4G4R4A4_UNORM_PACK16:
        case VK_FORMAT_A4R4G4B4_UNORM_PACK16_EXT:
        case VK_FORMAT_A4B4G4R4_UNORM_PACK16_EXT:
        case VK_FORMAT_R5G6B5_UNORM_PACK16:
        case VK_FORMAT_R5G5B5A1_UNORM_PACK16:
        case VK_FORMAT_A1R5G5B5_UNORM_PACK16:
        case VK_FORMAT_R8_UNORM:
        case VK_FORMAT_R8G8_UNORM:
        case VK_FORMAT_R8G8B8_UNORM:
        case VK_FORMAT_R8G8B8A8_UNORM:
        case VK_FORMAT_A8B8G8R8_UNORM_PACK32:
        case VK_FORMAT_A2B10G10R10_UNORM_PACK32:
        case VK_FORMAT_R16_UNORM:
        case VK_FORMAT_R16G16_UNORM:
        case VK_FORMAT_R16G16B16_UNORM:
        case VK_FORMAT_R16G16B16A16_UNORM:
        case VK_FORMAT_BC1_RGB_UNORM_BLOCK:
        case VK_FORMAT_BC2_UNORM_BLOCK:
        case VK_FORMAT_BC3_UNORM_BLOCK:
        case VK_FORMAT_BC4_UNORM_BLOCK:
        case VK_FORMAT_BC5_UNORM_BLOCK:
        case VK_FORMAT_BC7_UNORM_BLOCK:
        case VK_FORMAT_ETC2_R8G8B8_UNORM_BLOCK:
        case VK_FORMAT_ETC2_R8G8B8A1_UNORM_BLOCK:
        case VK_FORMAT_ETC2_R8G8B8A8_UNORM_BLOCK:
        case VK_FORMAT_EAC_R11_UNORM_BLOCK:
        case VK_FORMAT_EAC_R11G11_UNORM_BLOCK:
        case VK_FORMAT_ASTC_4x4_UNORM_BLOCK:
        case VK_FORMAT_ASTC_5x4_UNORM_BLOCK:
        case VK_FORMAT_ASTC_5x5_UNORM_BLOCK:
        case VK_FORMAT_ASTC_6x5_UNORM_BLOCK:
        case VK_FORMAT_ASTC_6x6_UNORM_BLOCK:
        case VK_FORMAT_ASTC_8x5_UNORM_BLOCK:
        case VK_FORMAT_ASTC_8x6_UNORM_BLOCK:
        case VK_FORMAT_ASTC_8x8_UNORM_BLOCK:
        case VK_FORMAT_ASTC_10x5_UNORM_BLOCK:
        case VK_FORMAT_ASTC_10x6_UNORM_BLOCK:
        case VK_FORMAT_ASTC_10x8_UNORM_BLOCK:
        case VK_FORMAT_ASTC_10x10_UNORM_BLOCK:
        case VK_FORMAT_ASTC_12x10_UNORM_BLOCK:
        case VK_FORMAT_ASTC_12x12_UNORM_BLOCK:
        case VK_FORMAT_B5G6R5_UNORM_PACK16:
        case VK_FORMAT_B8G8R8_UNORM:
        case VK_FORMAT_B8G8R8A8_UNORM:
        case VK_FORMAT_A2R10G10B10_UNORM_PACK32:
        case VK_FORMAT_G8B8G8R8_422_UNORM:
        case VK_FORMAT_B8G8R8G8_422_UNORM:
        case VK_FORMAT_G8_B8_R8_3PLANE_420_UNORM:
        case VK_FORMAT_G8_B8R8_2PLANE_420_UNORM:
        case VK_FORMAT_G8_B8_R8_3PLANE_422_UNORM:
        case VK_FORMAT_G8_B8R8_2PLANE_422_UNORM:
        case VK_FORMAT_G8_B8_R8_3PLANE_444_UNORM:
        case VK_FORMAT_R10X6G10X6B10X6A10X6_UNORM_4PACK16:
        case VK_FORMAT_G10X6B10X6G10X6R10X6_422_UNORM_4PACK16:
        case VK_FORMAT_B10X6G10X6R10X6G10X6_422_UNORM_4PACK16:
        case VK_FORMAT_G10X6_B10X6_R10X6_3PLANE_420_UNORM_3PACK16:
        case VK_FORMAT_G10X6_B10X6R10X6_2PLANE_420_UNORM_3PACK16:
        case VK_FORMAT_G10X6_B10X6_R10X6_3PLANE_422_UNORM_3PACK16:
        case VK_FORMAT_G10X6_B10X6R10X6_2PLANE_422_UNORM_3PACK16:
        case VK_FORMAT_G10X6_B10X6_R10X6_3PLANE_444_UNORM_3PACK16:
        case VK_FORMAT_R12X4G12X4B12X4A12X4_UNORM_4PACK16:
        case VK_FORMAT_G12X4B12X4G12X4R12X4_422_UNORM_4PACK16:
        case VK_FORMAT_B12X4G12X4R12X4G12X4_422_UNORM_4PACK16:
        case VK_FORMAT_G12X4_B12X4_R12X4_3PLANE_420_UNORM_3PACK16:
        case VK_FORMAT_G12X4_B12X4R12X4_2PLANE_420_UNORM_3PACK16:
        case VK_FORMAT_G12X4_B12X4_R12X4_3PLANE_422_UNORM_3PACK16:
        case VK_FORMAT_G12X4_B12X4R12X4_2PLANE_422_UNORM_3PACK16:
        case VK_FORMAT_G12X4_B12X4_R12X4_3PLANE_444_UNORM_3PACK16:
        case VK_FORMAT_G16B16G16R16_422_UNORM:
        case VK_FORMAT_B16G16R16G16_422_UNORM:
        case VK_FORMAT_G16_B16_R16_3PLANE_420_UNORM:
        case VK_FORMAT_G16_B16R16_2PLANE_420_UNORM:
        case VK_FORMAT_G16_B16_R16_3PLANE_422_UNORM:
        case VK_FORMAT_G16_B16R16_2PLANE_422_UNORM:
        case VK_FORMAT_G16_B16_R16_3PLANE_444_UNORM:
        case VK_FORMAT_B5G5R5A1_UNORM_PACK16:
        case VK_FORMAT_BC1_RGBA_UNORM_BLOCK:
        case VK_FORMAT_PVRTC1_2BPP_UNORM_BLOCK_IMG:
        case VK_FORMAT_PVRTC1_4BPP_UNORM_BLOCK_IMG:
        case VK_FORMAT_PVRTC2_2BPP_UNORM_BLOCK_IMG:
        case VK_FORMAT_PVRTC2_4BPP_UNORM_BLOCK_IMG:
        case VK_FORMAT_R10X6_UNORM_PACK16:
        case VK_FORMAT_R10X6G10X6_UNORM_2PACK16:
        case VK_FORMAT_R12X4_UNORM_PACK16:
        case VK_FORMAT_R12X4G12X4_UNORM_2PACK16:
            is_unorm = true;
            break;
        default:
            break;
    }

    return is_unorm;
}

// Return true if format is of type SNORM
VK_LAYER_EXPORT bool FormatIsSNorm(VkFormat format) {
    bool is_snorm = false;

    switch (format) {
        case VK_FORMAT_R8_SNORM:
        case VK_FORMAT_R8G8_SNORM:
        case VK_FORMAT_R8G8B8_SNORM:
        case VK_FORMAT_R8G8B8A8_SNORM:
        case VK_FORMAT_A8B8G8R8_SNORM_PACK32:
        case VK_FORMAT_A2B10G10R10_SNORM_PACK32:
        case VK_FORMAT_R16_SNORM:
        case VK_FORMAT_R16G16_SNORM:
        case VK_FORMAT_R16G16B16_SNORM:
        case VK_FORMAT_R16G16B16A16_SNORM:
        case VK_FORMAT_BC4_SNORM_BLOCK:
        case VK_FORMAT_BC5_SNORM_BLOCK:
        case VK_FORMAT_EAC_R11_SNORM_BLOCK:
        case VK_FORMAT_EAC_R11G11_SNORM_BLOCK:
        case VK_FORMAT_B8G8R8_SNORM:
        case VK_FORMAT_B8G8R8A8_SNORM:
        case VK_FORMAT_A2R10G10B10_SNORM_PACK32:
            is_snorm = true;
            break;
        default:
            break;
    }

    return is_snorm;
}

// Return true if format is an integer format
VK_LAYER_EXPORT bool FormatIsInt(VkFormat format) { return (FormatIsSInt(format) || FormatIsUInt(format)); }

// Return true if format is an unsigned integer format
VK_LAYER_EXPORT bool FormatIsUInt(VkFormat format) {
    bool is_uint = false;

    switch (format) {
        case VK_FORMAT_R8_UINT:
        case VK_FORMAT_S8_UINT:
        case VK_FORMAT_R8G8_UINT:
        case VK_FORMAT_R8G8B8_UINT:
        case VK_FORMAT_R8G8B8A8_UINT:
        case VK_FORMAT_A8B8G8R8_UINT_PACK32:
        case VK_FORMAT_A2B10G10R10_UINT_PACK32:
        case VK_FORMAT_R16_UINT:
        case VK_FORMAT_R16G16_UINT:
        case VK_FORMAT_R16G16B16_UINT:
        case VK_FORMAT_R16G16B16A16_UINT:
        case VK_FORMAT_R32_UINT:
        case VK_FORMAT_R32G32_UINT:
        case VK_FORMAT_R32G32B32_UINT:
        case VK_FORMAT_R32G32B32A32_UINT:
        case VK_FORMAT_R64_UINT:
        case VK_FORMAT_R64G64_UINT:
        case VK_FORMAT_R64G64B64_UINT:
        case VK_FORMAT_R64G64B64A64_UINT:
        case VK_FORMAT_B8G8R8_UINT:
        case VK_FORMAT_B8G8R8A8_UINT:
        case VK_FORMAT_A2R10G10B10_UINT_PACK32:
            is_uint = true;
            break;
        default:
            break;
    }

    return is_uint;
}

// Return true if format is a signed integer format
VK_LAYER_EXPORT bool FormatIsSInt(VkFormat format) {
    bool is_sint = false;

    switch (format) {
        case VK_FORMAT_R8_SINT:
        case VK_FORMAT_R8G8_SINT:
        case VK_FORMAT_R8G8B8_SINT:
        case VK_FORMAT_R8G8B8A8_SINT:
        case VK_FORMAT_A8B8G8R8_SINT_PACK32:
        case VK_FORMAT_A2B10G10R10_SINT_PACK32:
        case VK_FORMAT_R16_SINT:
        case VK_FORMAT_R16G16_SINT:
        case VK_FORMAT_R16G16B16_SINT:
        case VK_FORMAT_R16G16B16A16_SINT:
        case VK_FORMAT_R32_SINT:
        case VK_FORMAT_R32G32_SINT:
        case VK_FORMAT_R32G32B32_SINT:
        case VK_FORMAT_R32G32B32A32_SINT:
        case VK_FORMAT_R64_SINT:
        case VK_FORMAT_R64G64_SINT:
        case VK_FORMAT_R64G64B64_SINT:
        case VK_FORMAT_R64G64B64A64_SINT:
        case VK_FORMAT_B8G8R8_SINT:
        case VK_FORMAT_B8G8R8A8_SINT:
        case VK_FORMAT_A2R10G10B10_SINT_PACK32:
            is_sint = true;
            break;
        default:
            break;
    }

    return is_sint;
}

// Return true if format is a floating-point format
VK_LAYER_EXPORT bool FormatIsFloat(VkFormat format) {
    bool is_float = false;

    switch (format) {
        case VK_FORMAT_R16_SFLOAT:
        case VK_FORMAT_R16G16_SFLOAT:
        case VK_FORMAT_R16G16B16_SFLOAT:
        case VK_FORMAT_R16G16B16A16_SFLOAT:
        case VK_FORMAT_R32_SFLOAT:
        case VK_FORMAT_R32G32_SFLOAT:
        case VK_FORMAT_R32G32B32_SFLOAT:
        case VK_FORMAT_R32G32B32A32_SFLOAT:
        case VK_FORMAT_R64_SFLOAT:
        case VK_FORMAT_R64G64_SFLOAT:
        case VK_FORMAT_R64G64B64_SFLOAT:
        case VK_FORMAT_R64G64B64A64_SFLOAT:
        case VK_FORMAT_B10G11R11_UFLOAT_PACK32:
        case VK_FORMAT_E5B9G9R9_UFLOAT_PACK32:
        case VK_FORMAT_BC6H_UFLOAT_BLOCK:
        case VK_FORMAT_BC6H_SFLOAT_BLOCK:
            is_float = true;
            break;
        default:
            break;
    }

    return is_float;
}

// Return true if format is in the SRGB colorspace
VK_LAYER_EXPORT bool FormatIsSRGB(VkFormat format) {
    bool is_srgb = false;

    switch (format) {
        case VK_FORMAT_R8_SRGB:
        case VK_FORMAT_R8G8_SRGB:
        case VK_FORMAT_R8G8B8_SRGB:
        case VK_FORMAT_R8G8B8A8_SRGB:
        case VK_FORMAT_A8B8G8R8_SRGB_PACK32:
        case VK_FORMAT_BC1_RGB_SRGB_BLOCK:
        case VK_FORMAT_BC2_SRGB_BLOCK:
        case VK_FORMAT_BC3_SRGB_BLOCK:
        case VK_FORMAT_BC7_SRGB_BLOCK:
        case VK_FORMAT_ETC2_R8G8B8_SRGB_BLOCK:
        case VK_FORMAT_ETC2_R8G8B8A1_SRGB_BLOCK:
        case VK_FORMAT_ETC2_R8G8B8A8_SRGB_BLOCK:
        case VK_FORMAT_ASTC_4x4_SRGB_BLOCK:
        case VK_FORMAT_ASTC_5x4_SRGB_BLOCK:
        case VK_FORMAT_ASTC_5x5_SRGB_BLOCK:
        case VK_FORMAT_ASTC_6x5_SRGB_BLOCK:
        case VK_FORMAT_ASTC_6x6_SRGB_BLOCK:
        case VK_FORMAT_ASTC_8x5_SRGB_BLOCK:
        case VK_FORMAT_ASTC_8x6_SRGB_BLOCK:
        case VK_FORMAT_ASTC_8x8_SRGB_BLOCK:
        case VK_FORMAT_ASTC_10x5_SRGB_BLOCK:
        case VK_FORMAT_ASTC_10x6_SRGB_BLOCK:
        case VK_FORMAT_ASTC_10x8_SRGB_BLOCK:
        case VK_FORMAT_ASTC_10x10_SRGB_BLOCK:
        case VK_FORMAT_ASTC_12x10_SRGB_BLOCK:
        case VK_FORMAT_ASTC_12x12_SRGB_BLOCK:
        case VK_FORMAT_B8G8R8_SRGB:
        case VK_FORMAT_B8G8R8A8_SRGB:
            is_srgb = true;
            break;
        default:
            break;
    }

    return is_srgb;
}

// Return true if format is a USCALED format
VK_LAYER_EXPORT bool FormatIsUScaled(VkFormat format) {
    bool is_uscaled = false;

    switch (format) {
        case VK_FORMAT_R8_USCALED:
        case VK_FORMAT_R8G8_USCALED:
        case VK_FORMAT_R8G8B8_USCALED:
        case VK_FORMAT_B8G8R8_USCALED:
        case VK_FORMAT_R8G8B8A8_USCALED:
        case VK_FORMAT_B8G8R8A8_USCALED:
        case VK_FORMAT_A8B8G8R8_USCALED_PACK32:
        case VK_FORMAT_A2R10G10B10_USCALED_PACK32:
        case VK_FORMAT_A2B10G10R10_USCALED_PACK32:
        case VK_FORMAT_R16_USCALED:
        case VK_FORMAT_R16G16_USCALED:
        case VK_FORMAT_R16G16B16_USCALED:
        case VK_FORMAT_R16G16B16A16_USCALED:
            is_uscaled = true;
            break;
        default:
            break;
    }

    return is_uscaled;
}

// Return true if format is a SSCALED format
VK_LAYER_EXPORT bool FormatIsSScaled(VkFormat format) {
    bool is_sscaled = false;

    switch (format) {
        case VK_FORMAT_R8_SSCALED:
        case VK_FORMAT_R8G8_SSCALED:
        case VK_FORMAT_R8G8B8_SSCALED:
        case VK_FORMAT_B8G8R8_SSCALED:
        case VK_FORMAT_R8G8B8A8_SSCALED:
        case VK_FORMAT_B8G8R8A8_SSCALED:
        case VK_FORMAT_A8B8G8R8_SSCALED_PACK32:
        case VK_FORMAT_A2R10G10B10_SSCALED_PACK32:
        case VK_FORMAT_A2B10G10R10_SSCALED_PACK32:
        case VK_FORMAT_R16_SSCALED:
        case VK_FORMAT_R16G16_SSCALED:
        case VK_FORMAT_R16G16B16_SSCALED:
        case VK_FORMAT_R16G16B16A16_SSCALED:
            is_sscaled = true;
            break;
        default:
            break;
    }

    return is_sscaled;
}

// Types from "Interpretation of Numeric Format" table
VK_LAYER_EXPORT bool FormatIsSampledInt(VkFormat format) { return FormatIsInt(format); }
VK_LAYER_EXPORT bool FormatIsSampledFloat(VkFormat format) {
    return (FormatIsUNorm(format) || FormatIsSNorm(format) || FormatIsUScaled(format) || FormatIsSScaled(format) ||
            FormatIsFloat(format) || FormatIsSRGB(format));
}

// Return texel block sizes for all formats
// Uncompressed formats return {1, 1, 1}
// Compressed formats return the compression block extents
// Multiplane formats return the 'shared' extent of their low-res channel(s)
VK_LAYER_EXPORT VkExtent3D FormatTexelBlockExtent(VkFormat format) {
    VkExtent3D block_size = {1, 1, 1};
    switch (format) {
        case VK_FORMAT_BC1_RGB_UNORM_BLOCK:
        case VK_FORMAT_BC1_RGB_SRGB_BLOCK:
        case VK_FORMAT_BC1_RGBA_UNORM_BLOCK:
        case VK_FORMAT_BC1_RGBA_SRGB_BLOCK:
        case VK_FORMAT_BC2_UNORM_BLOCK:
        case VK_FORMAT_BC2_SRGB_BLOCK:
        case VK_FORMAT_BC3_UNORM_BLOCK:
        case VK_FORMAT_BC3_SRGB_BLOCK:
        case VK_FORMAT_BC4_UNORM_BLOCK:
        case VK_FORMAT_BC4_SNORM_BLOCK:
        case VK_FORMAT_BC5_UNORM_BLOCK:
        case VK_FORMAT_BC5_SNORM_BLOCK:
        case VK_FORMAT_BC6H_UFLOAT_BLOCK:
        case VK_FORMAT_BC6H_SFLOAT_BLOCK:
        case VK_FORMAT_BC7_UNORM_BLOCK:
        case VK_FORMAT_BC7_SRGB_BLOCK:
        case VK_FORMAT_ETC2_R8G8B8_UNORM_BLOCK:
        case VK_FORMAT_ETC2_R8G8B8_SRGB_BLOCK:
        case VK_FORMAT_ETC2_R8G8B8A1_UNORM_BLOCK:
        case VK_FORMAT_ETC2_R8G8B8A1_SRGB_BLOCK:
        case VK_FORMAT_ETC2_R8G8B8A8_UNORM_BLOCK:
        case VK_FORMAT_ETC2_R8G8B8A8_SRGB_BLOCK:
        case VK_FORMAT_EAC_R11_UNORM_BLOCK:
        case VK_FORMAT_EAC_R11_SNORM_BLOCK:
        case VK_FORMAT_EAC_R11G11_UNORM_BLOCK:
        case VK_FORMAT_EAC_R11G11_SNORM_BLOCK:
        case VK_FORMAT_ASTC_4x4_UNORM_BLOCK:
        case VK_FORMAT_ASTC_4x4_SRGB_BLOCK:
        case VK_FORMAT_ASTC_4x4_SFLOAT_BLOCK_EXT:
            block_size = {4, 4, 1};
            break;
        case VK_FORMAT_ASTC_5x4_UNORM_BLOCK:
        case VK_FORMAT_ASTC_5x4_SRGB_BLOCK:
        case VK_FORMAT_ASTC_5x4_SFLOAT_BLOCK_EXT:
            block_size = {5, 4, 1};
            break;
        case VK_FORMAT_ASTC_5x5_UNORM_BLOCK:
        case VK_FORMAT_ASTC_5x5_SRGB_BLOCK:
        case VK_FORMAT_ASTC_5x5_SFLOAT_BLOCK_EXT:
            block_size = {5, 5, 1};
            break;
        case VK_FORMAT_ASTC_6x5_UNORM_BLOCK:
        case VK_FORMAT_ASTC_6x5_SRGB_BLOCK:
        case VK_FORMAT_ASTC_6x5_SFLOAT_BLOCK_EXT:
            block_size = {6, 5, 1};
            break;
        case VK_FORMAT_ASTC_6x6_UNORM_BLOCK:
        case VK_FORMAT_ASTC_6x6_SRGB_BLOCK:
        case VK_FORMAT_ASTC_6x6_SFLOAT_BLOCK_EXT:
            block_size = {6, 6, 1};
            break;
        case VK_FORMAT_ASTC_8x5_UNORM_BLOCK:
        case VK_FORMAT_ASTC_8x5_SRGB_BLOCK:
        case VK_FORMAT_ASTC_8x5_SFLOAT_BLOCK_EXT:
            block_size = {8, 5, 1};
            break;
        case VK_FORMAT_ASTC_8x6_UNORM_BLOCK:
        case VK_FORMAT_ASTC_8x6_SRGB_BLOCK:
        case VK_FORMAT_ASTC_8x6_SFLOAT_BLOCK_EXT:
            block_size = {8, 6, 1};
            break;
        case VK_FORMAT_ASTC_8x8_UNORM_BLOCK:
        case VK_FORMAT_ASTC_8x8_SRGB_BLOCK:
        case VK_FORMAT_ASTC_8x8_SFLOAT_BLOCK_EXT:
            block_size = {8, 8, 1};
            break;
        case VK_FORMAT_ASTC_10x5_UNORM_BLOCK:
        case VK_FORMAT_ASTC_10x5_SRGB_BLOCK:
        case VK_FORMAT_ASTC_10x5_SFLOAT_BLOCK_EXT:
            block_size = {10, 5, 1};
            break;
        case VK_FORMAT_ASTC_10x6_UNORM_BLOCK:
        case VK_FORMAT_ASTC_10x6_SRGB_BLOCK:
        case VK_FORMAT_ASTC_10x6_SFLOAT_BLOCK_EXT:
            block_size = {10, 6, 1};
            break;
        case VK_FORMAT_ASTC_10x8_UNORM_BLOCK:
        case VK_FORMAT_ASTC_10x8_SRGB_BLOCK:
        case VK_FORMAT_ASTC_10x8_SFLOAT_BLOCK_EXT:
            block_size = {10, 8, 1};
            break;
        case VK_FORMAT_ASTC_10x10_UNORM_BLOCK:
        case VK_FORMAT_ASTC_10x10_SRGB_BLOCK:
        case VK_FORMAT_ASTC_10x10_SFLOAT_BLOCK_EXT:
            block_size = {10, 10, 1};
            break;
        case VK_FORMAT_ASTC_12x10_UNORM_BLOCK:
        case VK_FORMAT_ASTC_12x10_SRGB_BLOCK:
        case VK_FORMAT_ASTC_12x10_SFLOAT_BLOCK_EXT:
            block_size = {12, 10, 1};
            break;
        case VK_FORMAT_ASTC_12x12_UNORM_BLOCK:
        case VK_FORMAT_ASTC_12x12_SRGB_BLOCK:
        case VK_FORMAT_ASTC_12x12_SFLOAT_BLOCK_EXT:
            block_size = {12, 12, 1};
            break;
        case VK_FORMAT_PVRTC1_2BPP_UNORM_BLOCK_IMG:
        case VK_FORMAT_PVRTC2_2BPP_UNORM_BLOCK_IMG:
        case VK_FORMAT_PVRTC1_2BPP_SRGB_BLOCK_IMG:
        case VK_FORMAT_PVRTC2_2BPP_SRGB_BLOCK_IMG:
            block_size = {8, 4, 1};
            break;
        case VK_FORMAT_PVRTC1_4BPP_UNORM_BLOCK_IMG:
        case VK_FORMAT_PVRTC2_4BPP_UNORM_BLOCK_IMG:
        case VK_FORMAT_PVRTC1_4BPP_SRGB_BLOCK_IMG:
        case VK_FORMAT_PVRTC2_4BPP_SRGB_BLOCK_IMG:
            block_size = {4, 4, 1};
            break;
        // (KHR_sampler_ycbcr_conversion) _422 single-plane formats are treated as 2x1 compressed (for copies)
        case VK_FORMAT_G8B8G8R8_422_UNORM:
        case VK_FORMAT_B8G8R8G8_422_UNORM:
        case VK_FORMAT_G10X6B10X6G10X6R10X6_422_UNORM_4PACK16:
        case VK_FORMAT_B10X6G10X6R10X6G10X6_422_UNORM_4PACK16:
        case VK_FORMAT_G12X4B12X4G12X4R12X4_422_UNORM_4PACK16:
        case VK_FORMAT_B12X4G12X4R12X4G12X4_422_UNORM_4PACK16:
        case VK_FORMAT_G16B16G16R16_422_UNORM:
        case VK_FORMAT_B16G16R16G16_422_UNORM:
            block_size = {2, 1, 1};
            break;
        // _422 multi-plane formats are not considered compressed, but shared components form a logical 2x1 block
        case VK_FORMAT_G8_B8_R8_3PLANE_422_UNORM:
        case VK_FORMAT_G8_B8R8_2PLANE_422_UNORM:
        case VK_FORMAT_G10X6_B10X6_R10X6_3PLANE_422_UNORM_3PACK16:
        case VK_FORMAT_G10X6_B10X6R10X6_2PLANE_422_UNORM_3PACK16:
        case VK_FORMAT_G12X4_B12X4_R12X4_3PLANE_422_UNORM_3PACK16:
        case VK_FORMAT_G12X4_B12X4R12X4_2PLANE_422_UNORM_3PACK16:
        case VK_FORMAT_G16_B16_R16_3PLANE_422_UNORM:
        case VK_FORMAT_G16_B16R16_2PLANE_422_UNORM:
            block_size = {2, 1, 1};
            break;
        // _420 formats are not considered compressed, but shared components form a logical 2x2 block
        case VK_FORMAT_G8_B8_R8_3PLANE_420_UNORM:
        case VK_FORMAT_G8_B8R8_2PLANE_420_UNORM:
        case VK_FORMAT_G10X6_B10X6_R10X6_3PLANE_420_UNORM_3PACK16:
        case VK_FORMAT_G10X6_B10X6R10X6_2PLANE_420_UNORM_3PACK16:
        case VK_FORMAT_G12X4_B12X4_R12X4_3PLANE_420_UNORM_3PACK16:
        case VK_FORMAT_G12X4_B12X4R12X4_2PLANE_420_UNORM_3PACK16:
        case VK_FORMAT_G16_B16_R16_3PLANE_420_UNORM:
        case VK_FORMAT_G16_B16R16_2PLANE_420_UNORM:
            block_size = {2, 2, 1};
            break;
        // _444 multi-plane formats do not share components, default to 1x1
        case VK_FORMAT_G10X6_B10X6_R10X6_3PLANE_444_UNORM_3PACK16:
        case VK_FORMAT_G8_B8_R8_3PLANE_444_UNORM:
        case VK_FORMAT_G12X4_B12X4_R12X4_3PLANE_444_UNORM_3PACK16:
        case VK_FORMAT_G16_B16_R16_3PLANE_444_UNORM:
        default:
            break;
    }
    return block_size;
}

VK_LAYER_EXPORT uint32_t FormatDepthSize(VkFormat format) {
    uint32_t depth_size = 0;
    switch (format) {
        case VK_FORMAT_D16_UNORM:
        case VK_FORMAT_D16_UNORM_S8_UINT:
            depth_size = 16;
            break;
        case VK_FORMAT_X8_D24_UNORM_PACK32:
        case VK_FORMAT_D24_UNORM_S8_UINT:
            depth_size = 24;
            break;
        case VK_FORMAT_D32_SFLOAT:
        case VK_FORMAT_D32_SFLOAT_S8_UINT:
            depth_size = 32;
            break;

        default:
            break;
    }
    return depth_size;
}

VK_LAYER_EXPORT VkFormatNumericalType FormatDepthNumericalType(VkFormat format) {
    VkFormatNumericalType numerical_type = VK_FORMAT_NUMERICAL_TYPE_NONE;
    switch (format) {
        case VK_FORMAT_D16_UNORM:
        case VK_FORMAT_D16_UNORM_S8_UINT:
        case VK_FORMAT_X8_D24_UNORM_PACK32:
        case VK_FORMAT_D24_UNORM_S8_UINT:
            numerical_type = VK_FORMAT_NUMERICAL_TYPE_UNORM;
            break;
        case VK_FORMAT_D32_SFLOAT:
        case VK_FORMAT_D32_SFLOAT_S8_UINT:
            numerical_type = VK_FORMAT_NUMERICAL_TYPE_SFLOAT;
            break;

        default:
            break;
    }
    return numerical_type;
}

VK_LAYER_EXPORT uint32_t FormatStencilSize(VkFormat format) {
    uint32_t stencil_size = 0;
    switch (format) {
        case VK_FORMAT_S8_UINT:
        case VK_FORMAT_D16_UNORM_S8_UINT:
        case VK_FORMAT_D24_UNORM_S8_UINT:
        case VK_FORMAT_D32_SFLOAT_S8_UINT:
            stencil_size = 8;
            break;

        default:
            break;
    }
    return stencil_size;
}

VK_LAYER_EXPORT VkFormatNumericalType FormatStencilNumericalType(VkFormat format) {
    VkFormatNumericalType numerical_type = VK_FORMAT_NUMERICAL_TYPE_NONE;
    switch (format) {
        case VK_FORMAT_S8_UINT:
        case VK_FORMAT_D16_UNORM_S8_UINT:
        case VK_FORMAT_D24_UNORM_S8_UINT:
        case VK_FORMAT_D32_SFLOAT_S8_UINT:
            numerical_type = VK_FORMAT_NUMERICAL_TYPE_UINT;
            break;

        default:
            break;
    }
    return numerical_type;
}

VK_LAYER_EXPORT uint32_t FormatPlaneCount(VkFormat format) {
    switch (format) {
        case VK_FORMAT_G8_B8_R8_3PLANE_420_UNORM:
        case VK_FORMAT_G8_B8_R8_3PLANE_422_UNORM:
        case VK_FORMAT_G8_B8_R8_3PLANE_444_UNORM:
        case VK_FORMAT_G10X6_B10X6_R10X6_3PLANE_420_UNORM_3PACK16:
        case VK_FORMAT_G10X6_B10X6_R10X6_3PLANE_422_UNORM_3PACK16:
        case VK_FORMAT_G10X6_B10X6_R10X6_3PLANE_444_UNORM_3PACK16:
        case VK_FORMAT_G12X4_B12X4_R12X4_3PLANE_420_UNORM_3PACK16:
        case VK_FORMAT_G12X4_B12X4_R12X4_3PLANE_422_UNORM_3PACK16:
        case VK_FORMAT_G12X4_B12X4_R12X4_3PLANE_444_UNORM_3PACK16:
        case VK_FORMAT_G16_B16_R16_3PLANE_420_UNORM:
        case VK_FORMAT_G16_B16_R16_3PLANE_422_UNORM:
        case VK_FORMAT_G16_B16_R16_3PLANE_444_UNORM:
            return 3;
            break;
        case VK_FORMAT_G8_B8R8_2PLANE_420_UNORM:
        case VK_FORMAT_G8_B8R8_2PLANE_422_UNORM:
        case VK_FORMAT_G10X6_B10X6R10X6_2PLANE_420_UNORM_3PACK16:
        case VK_FORMAT_G10X6_B10X6R10X6_2PLANE_422_UNORM_3PACK16:
        case VK_FORMAT_G12X4_B12X4R12X4_2PLANE_420_UNORM_3PACK16:
        case VK_FORMAT_G12X4_B12X4R12X4_2PLANE_422_UNORM_3PACK16:
        case VK_FORMAT_G16_B16R16_2PLANE_420_UNORM:
        case VK_FORMAT_G16_B16R16_2PLANE_422_UNORM:
            return 2;
            break;
        default:
            return 1;
            break;
    }
}

// Return format class of the specified format
VK_LAYER_EXPORT VkFormatCompatibilityClass FormatCompatibilityClass(VkFormat format) {
    auto item = kVkFormatTable.find(format);
    if (item != kVkFormatTable.end()) {
        return item->second.format_class;
    }
    return VK_FORMAT_COMPATIBILITY_CLASS_NONE_BIT;
}

// Return size, in bytes, of one element of the specified format
// For uncompressed this is one texel, for compressed it is one block
VK_LAYER_EXPORT uint32_t FormatElementSize(VkFormat format, VkImageAspectFlags aspectMask) {
    // Handle special buffer packing rules for specific depth/stencil formats
    if (aspectMask & VK_IMAGE_ASPECT_STENCIL_BIT) {
        format = VK_FORMAT_S8_UINT;
    } else if (aspectMask & VK_IMAGE_ASPECT_DEPTH_BIT) {
        switch (format) {
            case VK_FORMAT_D16_UNORM_S8_UINT:
                format = VK_FORMAT_D16_UNORM;
                break;
            case VK_FORMAT_D24_UNORM_S8_UINT:
                return 3;
                break;
            case VK_FORMAT_D32_SFLOAT_S8_UINT:
                format = VK_FORMAT_D32_SFLOAT;
                break;
            default:
                break;
        }
    } else if (FormatIsMultiplane(format)) {
        format = FindMultiplaneCompatibleFormat(format, aspectMask);
    }

    auto item = kVkFormatTable.find(format);
    if (item != kVkFormatTable.end()) {
        return item->second.size;
    }
    return 0;
}

// Return the size in bytes of one texel of given foramt
// For compressed or multi-plane, this may be a fractional number
VK_LAYER_EXPORT double FormatTexelSize(VkFormat format, VkImageAspectFlags aspectMask) {
    double texel_size = static_cast<double>(FormatElementSize(format, aspectMask));
    VkExtent3D block_extent = FormatTexelBlockExtent(format);
    uint32_t texels_per_block = block_extent.width * block_extent.height * block_extent.depth;
    if (1 < texels_per_block) {
        texel_size /= static_cast<double>(texels_per_block);
    }
    return texel_size;
}

// Return the number of channels for a given format
uint32_t FormatChannelCount(VkFormat format) {
    auto item = kVkFormatTable.find(format);
    if (item != kVkFormatTable.end()) {
        return item->second.channel_count;
    }
    return 0;
}

// Perform a zero-tolerant modulo operation
VK_LAYER_EXPORT VkDeviceSize SafeModulo(VkDeviceSize dividend, VkDeviceSize divisor) {
    VkDeviceSize result = 0;
    if (divisor != 0) {
        result = dividend % divisor;
    }
    return result;
}

VK_LAYER_EXPORT VkDeviceSize SafeDivision(VkDeviceSize dividend, VkDeviceSize divisor) {
    VkDeviceSize result = 0;
    if (divisor != 0) {
        result = dividend / divisor;
    }
    return result;
}

struct VULKAN_PER_PLANE_COMPATIBILITY {
    uint32_t width_divisor;
    uint32_t height_divisor;
    VkFormat compatible_format;
};

struct VULKAN_MULTIPLANE_COMPATIBILITY {
    VULKAN_PER_PLANE_COMPATIBILITY per_plane[VK_MULTIPLANE_FORMAT_MAX_PLANES];
};

// Source: Vulkan spec Table 47. Plane Format Compatibility Table
// clang-format off
static const std::map<VkFormat, VULKAN_MULTIPLANE_COMPATIBILITY>kVkMultiplaneCompatibilityMap {
    { VK_FORMAT_G8_B8_R8_3PLANE_420_UNORM,                  { { { 1, 1, VK_FORMAT_R8_UNORM },
                                                                { 2, 2, VK_FORMAT_R8_UNORM },
                                                                { 2, 2, VK_FORMAT_R8_UNORM } } } },
    { VK_FORMAT_G8_B8R8_2PLANE_420_UNORM,                   { { { 1, 1, VK_FORMAT_R8_UNORM },
                                                                { 2, 2, VK_FORMAT_R8G8_UNORM },
                                                                { 1, 1, VK_FORMAT_UNDEFINED } } } },
    { VK_FORMAT_G8_B8_R8_3PLANE_422_UNORM,                  { { { 1, 1, VK_FORMAT_R8_UNORM },
                                                                { 2, 1, VK_FORMAT_R8_UNORM },
                                                                { 2, 1, VK_FORMAT_R8_UNORM } } } },
    { VK_FORMAT_G8_B8R8_2PLANE_422_UNORM,                   { { { 1, 1, VK_FORMAT_R8_UNORM },
                                                                { 2, 1, VK_FORMAT_R8G8_UNORM },
                                                                { 1, 1, VK_FORMAT_UNDEFINED } } } },
    { VK_FORMAT_G8_B8_R8_3PLANE_444_UNORM,                  { { { 1, 1, VK_FORMAT_R8_UNORM },
                                                                { 1, 1, VK_FORMAT_R8_UNORM },
                                                                { 1, 1, VK_FORMAT_R8_UNORM } } } },
    { VK_FORMAT_G10X6_B10X6_R10X6_3PLANE_420_UNORM_3PACK16, { { { 1, 1, VK_FORMAT_R10X6_UNORM_PACK16 },
                                                                { 2, 2, VK_FORMAT_R10X6_UNORM_PACK16 },
                                                                { 2, 2, VK_FORMAT_R10X6_UNORM_PACK16 } } } },
    { VK_FORMAT_G10X6_B10X6R10X6_2PLANE_420_UNORM_3PACK16,  { { { 1, 1, VK_FORMAT_R10X6_UNORM_PACK16 },
                                                                { 2, 2, VK_FORMAT_R10X6G10X6_UNORM_2PACK16 },
                                                                { 1, 1, VK_FORMAT_UNDEFINED } } } },
    { VK_FORMAT_G10X6_B10X6_R10X6_3PLANE_422_UNORM_3PACK16, { { { 1, 1, VK_FORMAT_R10X6_UNORM_PACK16 },
                                                                { 2, 1, VK_FORMAT_R10X6_UNORM_PACK16 },
                                                                { 2, 1, VK_FORMAT_R10X6_UNORM_PACK16 } } } },
    { VK_FORMAT_G10X6_B10X6R10X6_2PLANE_422_UNORM_3PACK16,  { { { 1, 1, VK_FORMAT_R10X6_UNORM_PACK16 },
                                                                { 2, 1, VK_FORMAT_R10X6G10X6_UNORM_2PACK16 },
                                                                { 1, 1, VK_FORMAT_UNDEFINED } } } },
    { VK_FORMAT_G10X6_B10X6_R10X6_3PLANE_444_UNORM_3PACK16, { { { 1, 1, VK_FORMAT_R10X6_UNORM_PACK16 },
                                                                { 1, 1, VK_FORMAT_R10X6_UNORM_PACK16 },
                                                                { 1, 1, VK_FORMAT_R10X6_UNORM_PACK16 } } } },
    { VK_FORMAT_G12X4_B12X4_R12X4_3PLANE_420_UNORM_3PACK16, { { { 1, 1, VK_FORMAT_R12X4_UNORM_PACK16 },
                                                                { 2, 2, VK_FORMAT_R12X4_UNORM_PACK16 },
                                                                { 2, 2, VK_FORMAT_R12X4_UNORM_PACK16 } } } },
    { VK_FORMAT_G12X4_B12X4R12X4_2PLANE_420_UNORM_3PACK16,  { { { 1, 1, VK_FORMAT_R12X4_UNORM_PACK16 },
                                                                { 2, 2, VK_FORMAT_R12X4G12X4_UNORM_2PACK16 },
                                                                { 1, 1, VK_FORMAT_UNDEFINED } } } },
    { VK_FORMAT_G12X4_B12X4_R12X4_3PLANE_422_UNORM_3PACK16, { { { 1, 1, VK_FORMAT_R12X4_UNORM_PACK16 },
                                                                { 2, 1, VK_FORMAT_R12X4_UNORM_PACK16 },
                                                                { 2, 1, VK_FORMAT_R12X4_UNORM_PACK16 } } } },
    { VK_FORMAT_G12X4_B12X4R12X4_2PLANE_422_UNORM_3PACK16,  { { { 1, 1, VK_FORMAT_R12X4_UNORM_PACK16 },
                                                                { 2, 1, VK_FORMAT_R12X4G12X4_UNORM_2PACK16 },
                                                                { 1, 1, VK_FORMAT_UNDEFINED } } } },
    { VK_FORMAT_G12X4_B12X4_R12X4_3PLANE_444_UNORM_3PACK16, { { { 1, 1, VK_FORMAT_R12X4_UNORM_PACK16 },
                                                                { 1, 1, VK_FORMAT_R12X4_UNORM_PACK16 },
                                                                { 1, 1, VK_FORMAT_R12X4_UNORM_PACK16 } } } },
    { VK_FORMAT_G16_B16_R16_3PLANE_420_UNORM,               { { { 1, 1, VK_FORMAT_R16_UNORM },
                                                                { 2, 2, VK_FORMAT_R16_UNORM },
                                                                { 2, 2, VK_FORMAT_R16_UNORM } } } },
    { VK_FORMAT_G16_B16R16_2PLANE_420_UNORM,                { { { 1, 1, VK_FORMAT_R16_UNORM },
                                                                { 2, 2, VK_FORMAT_R16G16_UNORM },
                                                                { 1, 1, VK_FORMAT_UNDEFINED } } } },
    { VK_FORMAT_G16_B16_R16_3PLANE_422_UNORM,               { { { 1, 1, VK_FORMAT_R16_UNORM },
                                                                { 2, 1, VK_FORMAT_R16_UNORM },
                                                                { 2, 1, VK_FORMAT_R16_UNORM } } } },
    { VK_FORMAT_G16_B16R16_2PLANE_422_UNORM,                { { { 1, 1, VK_FORMAT_R16_UNORM },
                                                                { 2, 1, VK_FORMAT_R16G16_UNORM },
                                                                { 1, 1, VK_FORMAT_UNDEFINED } } } },
    { VK_FORMAT_G16_B16_R16_3PLANE_444_UNORM,               { { { 1, 1, VK_FORMAT_R16_UNORM },
                                                                { 1, 1, VK_FORMAT_R16_UNORM },
                                                                { 1, 1, VK_FORMAT_R16_UNORM } } } }
};
// clang-format on

uint32_t GetPlaneIndex(VkImageAspectFlags aspect) {
    // Returns an out of bounds index on error
    switch (aspect) {
        case VK_IMAGE_ASPECT_PLANE_0_BIT:
            return 0;
            break;
        case VK_IMAGE_ASPECT_PLANE_1_BIT:
            return 1;
            break;
        case VK_IMAGE_ASPECT_PLANE_2_BIT:
            return 2;
            break;
        default:
            // If more than one plane bit is set, return error condition
            return VK_MULTIPLANE_FORMAT_MAX_PLANES;
            break;
    }
}

VK_LAYER_EXPORT VkFormat FindMultiplaneCompatibleFormat(VkFormat mp_fmt, VkImageAspectFlags plane_aspect) {
    uint32_t plane_idx = GetPlaneIndex(plane_aspect);
    auto it = kVkMultiplaneCompatibilityMap.find(mp_fmt);
    if ((it == kVkMultiplaneCompatibilityMap.end()) || (plane_idx >= VK_MULTIPLANE_FORMAT_MAX_PLANES)) {
        return VK_FORMAT_UNDEFINED;
    }

    return it->second.per_plane[plane_idx].compatible_format;
}

VK_LAYER_EXPORT VkExtent2D FindMultiplaneExtentDivisors(VkFormat mp_fmt, VkImageAspectFlags plane_aspect) {
    VkExtent2D divisors = {1, 1};
    uint32_t plane_idx = GetPlaneIndex(plane_aspect);
    auto it = kVkMultiplaneCompatibilityMap.find(mp_fmt);
    if ((it == kVkMultiplaneCompatibilityMap.end()) || (plane_idx >= VK_MULTIPLANE_FORMAT_MAX_PLANES)) {
        return divisors;
    }

    divisors.width = it->second.per_plane[plane_idx].width_divisor;
    divisors.height = it->second.per_plane[plane_idx].height_divisor;
    return divisors;
}

VK_LAYER_EXPORT bool FormatSizesAreEqual(VkFormat srcFormat, VkFormat dstFormat, uint32_t region_count,
                                         const VkImageCopy *regions) {
    size_t src_size = 0, dst_size = 0;

    if (FormatIsMultiplane(srcFormat) || FormatIsMultiplane(dstFormat)) {
        for (uint32_t i = 0; i < region_count; i++) {
            if (FormatIsMultiplane(srcFormat)) {
                VkFormat plane_format = FindMultiplaneCompatibleFormat(srcFormat, regions[i].srcSubresource.aspectMask);
                src_size = FormatElementSize(plane_format);
            } else {
                src_size = FormatElementSize(srcFormat);
            }
            if (FormatIsMultiplane(dstFormat)) {
                VkFormat plane_format = FindMultiplaneCompatibleFormat(dstFormat, regions[i].dstSubresource.aspectMask);
                dst_size = FormatElementSize(plane_format);
            } else {
                dst_size = FormatElementSize(dstFormat);
            }
            if (dst_size != src_size) return false;
        }
        return true;
    } else {
        src_size = FormatElementSize(srcFormat);
        dst_size = FormatElementSize(dstFormat);
        return (dst_size == src_size);
    }
}

// Source: Vulkan spec Table 69. Formats requiring sampler YCBCR conversion for VK_IMAGE_ASPECT_COLOR_BIT image views
const std::set<VkFormat> kVkFormatsRequiringYcbcrConversion{VK_FORMAT_G8B8G8R8_422_UNORM,
                                                            VK_FORMAT_B8G8R8G8_422_UNORM,
                                                            VK_FORMAT_G8_B8_R8_3PLANE_420_UNORM,
                                                            VK_FORMAT_G8_B8R8_2PLANE_420_UNORM,
                                                            VK_FORMAT_G8_B8_R8_3PLANE_422_UNORM,
                                                            VK_FORMAT_G8_B8R8_2PLANE_422_UNORM,
                                                            VK_FORMAT_G8_B8_R8_3PLANE_444_UNORM,
                                                            VK_FORMAT_R10X6G10X6B10X6A10X6_UNORM_4PACK16,
                                                            VK_FORMAT_G10X6B10X6G10X6R10X6_422_UNORM_4PACK16,
                                                            VK_FORMAT_B10X6G10X6R10X6G10X6_422_UNORM_4PACK16,
                                                            VK_FORMAT_G10X6_B10X6_R10X6_3PLANE_420_UNORM_3PACK16,
                                                            VK_FORMAT_G10X6_B10X6R10X6_2PLANE_420_UNORM_3PACK16,
                                                            VK_FORMAT_G10X6_B10X6_R10X6_3PLANE_422_UNORM_3PACK16,
                                                            VK_FORMAT_G10X6_B10X6R10X6_2PLANE_422_UNORM_3PACK16,
                                                            VK_FORMAT_G10X6_B10X6_R10X6_3PLANE_444_UNORM_3PACK16,
                                                            VK_FORMAT_R12X4G12X4B12X4A12X4_UNORM_4PACK16,
                                                            VK_FORMAT_G12X4B12X4G12X4R12X4_422_UNORM_4PACK16,
                                                            VK_FORMAT_B12X4G12X4R12X4G12X4_422_UNORM_4PACK16,
                                                            VK_FORMAT_G12X4_B12X4_R12X4_3PLANE_420_UNORM_3PACK16,
                                                            VK_FORMAT_G12X4_B12X4R12X4_2PLANE_420_UNORM_3PACK16,
                                                            VK_FORMAT_G12X4_B12X4_R12X4_3PLANE_422_UNORM_3PACK16,
                                                            VK_FORMAT_G12X4_B12X4R12X4_2PLANE_422_UNORM_3PACK16,
                                                            VK_FORMAT_G12X4_B12X4_R12X4_3PLANE_444_UNORM_3PACK16,
                                                            VK_FORMAT_G16B16G16R16_422_UNORM,
                                                            VK_FORMAT_B16G16R16G16_422_UNORM,
                                                            VK_FORMAT_G16_B16_R16_3PLANE_420_UNORM,
                                                            VK_FORMAT_G16_B16R16_2PLANE_420_UNORM,
                                                            VK_FORMAT_G16_B16_R16_3PLANE_422_UNORM,
                                                            VK_FORMAT_G16_B16R16_2PLANE_422_UNORM,
                                                            VK_FORMAT_G16_B16_R16_3PLANE_444_UNORM};

VK_LAYER_EXPORT bool FormatRequiresYcbcrConversion(VkFormat format) {
    auto it = kVkFormatsRequiringYcbcrConversion.find(format);
    return (it != kVkFormatsRequiringYcbcrConversion.end());
}

VK_LAYER_EXPORT bool FormatIsXChromaSubsampled(VkFormat format) {
    bool is_x_chroma_subsampled = false;

    switch (format) {
        case VK_FORMAT_G8B8G8R8_422_UNORM:
        case VK_FORMAT_B8G8R8G8_422_UNORM:
        case VK_FORMAT_G8_B8_R8_3PLANE_420_UNORM:
        case VK_FORMAT_G8_B8R8_2PLANE_420_UNORM:
        case VK_FORMAT_G8_B8_R8_3PLANE_422_UNORM:
        case VK_FORMAT_G8_B8R8_2PLANE_422_UNORM:
        case VK_FORMAT_G10X6B10X6G10X6R10X6_422_UNORM_4PACK16:
        case VK_FORMAT_B10X6G10X6R10X6G10X6_422_UNORM_4PACK16:
        case VK_FORMAT_G10X6_B10X6_R10X6_3PLANE_420_UNORM_3PACK16:
        case VK_FORMAT_G10X6_B10X6R10X6_2PLANE_420_UNORM_3PACK16:
        case VK_FORMAT_G10X6_B10X6_R10X6_3PLANE_422_UNORM_3PACK16:
        case VK_FORMAT_G10X6_B10X6R10X6_2PLANE_422_UNORM_3PACK16:
        case VK_FORMAT_G12X4B12X4G12X4R12X4_422_UNORM_4PACK16:
        case VK_FORMAT_B12X4G12X4R12X4G12X4_422_UNORM_4PACK16:
        case VK_FORMAT_G12X4_B12X4_R12X4_3PLANE_420_UNORM_3PACK16:
        case VK_FORMAT_G12X4_B12X4R12X4_2PLANE_420_UNORM_3PACK16:
        case VK_FORMAT_G12X4_B12X4_R12X4_3PLANE_422_UNORM_3PACK16:
        case VK_FORMAT_G12X4_B12X4R12X4_2PLANE_422_UNORM_3PACK16:
        case VK_FORMAT_G16B16G16R16_422_UNORM:
        case VK_FORMAT_B16G16R16G16_422_UNORM:
        case VK_FORMAT_G16_B16_R16_3PLANE_420_UNORM:
        case VK_FORMAT_G16_B16R16_2PLANE_420_UNORM:
        case VK_FORMAT_G16_B16_R16_3PLANE_422_UNORM:
        case VK_FORMAT_G16_B16R16_2PLANE_422_UNORM:
            is_x_chroma_subsampled = true;
            break;
        default:
            break;
    }

    return is_x_chroma_subsampled;
}

VK_LAYER_EXPORT bool FormatIsYChromaSubsampled(VkFormat format) {
    bool is_y_chroma_subsampled = false;

    switch (format) {
        case VK_FORMAT_G8_B8_R8_3PLANE_420_UNORM:
        case VK_FORMAT_G8_B8R8_2PLANE_420_UNORM:
        case VK_FORMAT_G10X6_B10X6_R10X6_3PLANE_420_UNORM_3PACK16:
        case VK_FORMAT_G10X6_B10X6R10X6_2PLANE_420_UNORM_3PACK16:
        case VK_FORMAT_G12X4_B12X4_R12X4_3PLANE_420_UNORM_3PACK16:
        case VK_FORMAT_G12X4_B12X4R12X4_2PLANE_420_UNORM_3PACK16:
        case VK_FORMAT_G16_B16_R16_3PLANE_420_UNORM:
        case VK_FORMAT_G16_B16R16_2PLANE_420_UNORM:
            is_y_chroma_subsampled = true;
            break;

        default:
            break;
    }

    return is_y_chroma_subsampled;
}

VK_LAYER_EXPORT VkDeviceSize GetIndexAlignment(VkIndexType indexType) {
    switch (indexType) {
        case VK_INDEX_TYPE_UINT16:
            return 2;
        case VK_INDEX_TYPE_UINT32:
            return 4;
        case VK_INDEX_TYPE_UINT8_EXT:
            return 1;
        default:
            // Not a real index type. Express no alignment requirement here; we expect upper layer
            // to have already picked up on the enum being nonsense.
            return 1;
    }
}