Add support for VK_EXT_inline_uniform_block

adding into existing infrastructure:
- tracking of a binary blob 'inline_uniform_data' in DescriptorInfo
- support VkUpdateDescriptorSets and vkUpdateDescriptorSetWithTemplate
- add-hoc (re-)creation of pNext-structures for VkWriteDescriptorSet

framework/decode/custom_vulkan_struct_handle_mappers.cpp

@@ -98,12 +98,11 @@ void MapStructHandles(Decoded_VkWriteDescriptorSet* wrapper, const VulkanObjectI
                 value->pTexelBufferView = handle_mapping::MapHandleArray<BufferViewInfo>(
                     &wrapper->pTexelBufferView, object_mapper, &VulkanObjectInfoTable::GetBufferViewInfo);
                 break;
-            case VK_DESCRIPTOR_TYPE_INLINE_UNIFORM_BLOCK_EXT:
-                // TODO
-                break;
             case VK_DESCRIPTOR_TYPE_ACCELERATION_STRUCTURE_NV:
                 // TODO
                 break;
+            case VK_DESCRIPTOR_TYPE_INLINE_UNIFORM_BLOCK:
+                // Handles are mapped in the VkWriteDescriptorSetInlineUniformBlock structure in the pNext chain
             case VK_DESCRIPTOR_TYPE_ACCELERATION_STRUCTURE_KHR:
                 // Handles are mapped in the VkWriteDescriptorSetAccelerationStructureKHR structure in the pNext chain
                 break;

framework/decode/custom_vulkan_struct_to_json.cpp

@@ -246,10 +246,10 @@ void FieldToJson(nlohmann::ordered_json& jdata, const Decoded_VkWriteDescriptorS
                 HandleToJson(jdata["pTexelBufferView"], &meta_struct.pTexelBufferView, options);
                 break;
             case VK_DESCRIPTOR_TYPE_ACCELERATION_STRUCTURE_KHR:
-                // Nothing to do here for acceleration structures as the rest of the data is stored
-                // in the pNext chain
-                break;
             case VK_DESCRIPTOR_TYPE_INLINE_UNIFORM_BLOCK:
+                // Nothing to do here for acceleration-structures and inline-uniform-blocks,
+                // as the rest of the data is stored in the pNext chain
+                break;
             case VK_DESCRIPTOR_TYPE_ACCELERATION_STRUCTURE_NV:
             case VK_DESCRIPTOR_TYPE_MUTABLE_EXT:
                 GFXRECON_LOG_WARNING("Descriptor type not supported at " __FILE__ ", line: %d.", __LINE__);

framework/decode/vulkan_cpp_consumer_base.cpp

@@ -2332,10 +2332,9 @@ void VulkanCppConsumerBase::GenerateDescriptorUpdateTemplateData(DescriptorUpdat
                         struct_define_stream << "\t\t\tVkAccelerationStructureKHR descAccelInfo" << cur_count++ << "["
                                              << var.count << "];\n";
                         break;
-                    case VK_DESCRIPTOR_TYPE_INLINE_UNIFORM_BLOCK_EXT:
-                        // Not handled
-                        assert(false);
-                        struct_define_stream << "INLINE UNIFORM BLOCK not handled,";
+                    case VK_DESCRIPTOR_TYPE_INLINE_UNIFORM_BLOCK:
+                        struct_define_stream << "\t\t\tInlineUniformBlock descInlineUniformInfo" << cur_count++ << "["
+                                             << var.count << "];\n";
                         break;
                     default:
                         assert(false);

framework/decode/vulkan_cpp_structs.cpp

@@ -169,7 +169,7 @@ std::string GenerateStruct_VkWriteDescriptorSet(std::ostream&                 ou
             break;
         }
         case VK_DESCRIPTOR_TYPE_ACCELERATION_STRUCTURE_KHR:
-        case VK_DESCRIPTOR_TYPE_INLINE_UNIFORM_BLOCK_EXT:
+        case VK_DESCRIPTOR_TYPE_INLINE_UNIFORM_BLOCK:
         case VK_DESCRIPTOR_TYPE_MAX_ENUM:
         {
             // Nothing to do.

framework/decode/vulkan_cpp_utilities.cpp

@@ -70,8 +70,8 @@ std::string DescriptorCreateInfoTypeToString(VkDescriptorType descriptorType)
         case VK_DESCRIPTOR_TYPE_UNIFORM_TEXEL_BUFFER:
         case VK_DESCRIPTOR_TYPE_STORAGE_TEXEL_BUFFER:
             return "VkBufferView";
-        case VK_DESCRIPTOR_TYPE_INLINE_UNIFORM_BLOCK_EXT:
-            return "VkWriteDescriptorSetInlineUniformBlockEXT";
+        case VK_DESCRIPTOR_TYPE_INLINE_UNIFORM_BLOCK:
+            return "VkWriteDescriptorSetInlineUniformBlock";
         case VK_DESCRIPTOR_TYPE_ACCELERATION_STRUCTURE_KHR:
             return "VkWriteDescriptorSetAccelerationStructureKHR";
         default:
@@ -99,7 +99,7 @@ DescriptorBaseType GetDescriptorBaseType(VkDescriptorType descriptorType)
         case VK_DESCRIPTOR_TYPE_UNIFORM_TEXEL_BUFFER:
         case VK_DESCRIPTOR_TYPE_STORAGE_TEXEL_BUFFER:
             return DESCRIPTOR_BASE_TYPE_TEXEL;
-        case VK_DESCRIPTOR_TYPE_INLINE_UNIFORM_BLOCK_EXT:
+        case VK_DESCRIPTOR_TYPE_INLINE_UNIFORM_BLOCK:
             return DESCRIPTOR_BASE_TYPE_INLINE_UNIFORM_BLOCK;
         case VK_DESCRIPTOR_TYPE_ACCELERATION_STRUCTURE_KHR:
             return DESCRIPTOR_BASE_TYPE_ACCELERATION_STRUCTURE;

framework/decode/vulkan_referenced_resource_consumer_base.cpp

@@ -501,7 +501,7 @@ void VulkanReferencedResourceConsumerBase::Process_vkUpdateDescriptorSets(
             switch (writes[i].descriptorType)
             {
                 case VK_DESCRIPTOR_TYPE_SAMPLER:
-                case VK_DESCRIPTOR_TYPE_INLINE_UNIFORM_BLOCK_EXT:
+                case VK_DESCRIPTOR_TYPE_INLINE_UNIFORM_BLOCK:
                     // Descriptor types that do not need to be tracked.
                     break;
                 case VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER:

framework/encode/custom_vulkan_api_call_encoders.cpp

@@ -105,6 +105,11 @@ static const void* UnwrapDescriptorUpdateTemplateInfoHandles(const UpdateTemplat
             }
         }
 
+        // Process VK_DESCRIPTOR_TYPE_INLINE_UNIFORM_BLOCK data
+        for (const auto& entry_info : info->inline_uniform_block)
+        {
+            memcpy(unwrapped_data + entry_info.offset, bytes + entry_info.offset, entry_info.count);
+        }
         return unwrapped_data;
     }
 

framework/encode/custom_vulkan_command_buffer_util.cpp

@@ -186,12 +186,7 @@ void TrackCmdPushDescriptorSetKHRHandles(vulkan_wrappers::CommandBufferWrapper*
                     }
                 }
                 break;
-                case VK_DESCRIPTOR_TYPE_INLINE_UNIFORM_BLOCK_EXT:
-                {
-                    assert(false && "Maintentance required to support pushed inline uniform block descriptors when "
-                                    "creating trimmed captures");
-                }
-                break;
+                case VK_DESCRIPTOR_TYPE_INLINE_UNIFORM_BLOCK:
                 case VK_DESCRIPTOR_TYPE_ACCELERATION_STRUCTURE_KHR:
                 case VK_DESCRIPTOR_TYPE_ACCELERATION_STRUCTURE_NV:
                 case VK_DESCRIPTOR_TYPE_MUTABLE_VALVE:

framework/encode/custom_vulkan_struct_encoders.cpp

@@ -145,12 +145,11 @@ void EncodeStruct(ParameterEncoder* encoder, const VkWriteDescriptorSet& value)
         case VK_DESCRIPTOR_TYPE_STORAGE_TEXEL_BUFFER:
             omit_texel_buffer_data = false;
             break;
-        case VK_DESCRIPTOR_TYPE_INLINE_UNIFORM_BLOCK_EXT:
-            // TODO
-            break;
         case VK_DESCRIPTOR_TYPE_ACCELERATION_STRUCTURE_NV:
             // TODO
             break;
+        case VK_DESCRIPTOR_TYPE_INLINE_UNIFORM_BLOCK:
+            // Handles are encoded in the VkWriteDescriptorSetInlineUniformBlock structure in the pNext chain
         case VK_DESCRIPTOR_TYPE_ACCELERATION_STRUCTURE_KHR:
             // Handles are encoded in the VkWriteDescriptorSetAccelerationStructureKHR structure in the pNext chain
             break;

framework/encode/descriptor_update_template_info.h

@@ -46,8 +46,10 @@ struct UpdateTemplateInfo
 {
     // The counts are the sum of the total descriptorCount for each update template entry type. When written to the
     // capture file, the update template data will be written as tightly packed arrays of VkDescriptorImageInfo,
-    // VkDescriptorBufferInfo, VkBufferView, and VkAccelerationStructureKHR types.  There will be one array per
-    // descriptor update entry, so the counts are pre-computed for the file encoding process to know the total number of
+    // VkDescriptorBufferInfo, VkBufferView, VkAccelerationStructureKHR or byte-arrays
+    // in case of VK_DESCRIPTOR_TYPE_INLINE_UNIFORM_BLOCK.
+    // There will be one array per descriptor update entry,
+    // so the counts are pre-computed for the file encoding process to know the total number of
     // items to encode prior to processing the individual UpdateTemplateEntry structures.
     size_t                               max_size{ 0 };
     size_t                               image_info_count{ 0 };
@@ -58,6 +60,7 @@ struct UpdateTemplateInfo
     std::vector<UpdateTemplateEntryInfo> buffer_info;
     std::vector<UpdateTemplateEntryInfo> texel_buffer_view;
     std::vector<UpdateTemplateEntryInfo> acceleration_structure_khr;
+    std::vector<UpdateTemplateEntryInfo> inline_uniform_block;
 };
 
 GFXRECON_END_NAMESPACE(encode)

framework/encode/vulkan_state_info.h

@@ -76,6 +76,7 @@ struct DescriptorInfo
     std::unique_ptr<VkDescriptorBufferInfo[]>     buffers;
     std::unique_ptr<VkBufferView[]>               texel_buffer_views;
     std::unique_ptr<VkAccelerationStructureKHR[]> acceleration_structures;
+    std::unique_ptr<uint8_t[]>                    inline_uniform_block;
     std::unique_ptr<VkDescriptorType[]>           mutable_type;
 };
 

framework/encode/vulkan_state_tracker.cpp

@@ -756,9 +756,21 @@ void VulkanStateTracker::TrackUpdateDescriptorSets(uint32_t                    w
                         }
                         break;
                     }
-                    case VK_DESCRIPTOR_TYPE_INLINE_UNIFORM_BLOCK_EXT:
-                        // TODO
-                        break;
+                    case VK_DESCRIPTOR_TYPE_INLINE_UNIFORM_BLOCK:
+                    {
+                        VkWriteDescriptorSetInlineUniformBlock* write_inline_uniform_struct =
+                            graphics::GetPNextStruct<VkWriteDescriptorSetInlineUniformBlock>(
+                                write, VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET_INLINE_UNIFORM_BLOCK);
+
+                        if (write_inline_uniform_struct != nullptr)
+                        {
+                            uint8_t*       dst_inline_uniform_data = binding.inline_uniform_block.get();
+                            const uint8_t* src_inline_uniform_data =
+                                reinterpret_cast<const uint8_t*>(write_inline_uniform_struct->pData);
+                            memcpy(dst_inline_uniform_data, src_inline_uniform_data, current_writes);
+                        }
+                    }
+                    break;
                     case VK_DESCRIPTOR_TYPE_ACCELERATION_STRUCTURE_NV:
                         // TODO
                         break;
@@ -865,6 +877,12 @@ void VulkanStateTracker::TrackUpdateDescriptorSets(uint32_t                    w
                            &src_binding.acceleration_structures[current_src_array_element],
                            (sizeof(VkWriteDescriptorSetAccelerationStructureKHR) * current_copies));
                 }
+                if (src_binding.inline_uniform_block != nullptr)
+                {
+                    memcpy(&dst_binding.inline_uniform_block[current_dst_array_element],
+                           &src_binding.inline_uniform_block[current_src_array_element],
+                           current_copies);
+                }
                 if (src_binding.texel_buffer_views != nullptr)
                 {
                     memcpy(&dst_binding.texel_buffer_views[current_dst_array_element],
@@ -1136,6 +1154,44 @@ void VulkanStateTracker::TrackUpdateDescriptorSetWithTemplate(VkDescriptorSet
                 }
             }
         }
+        for (const auto& entry : template_info->inline_uniform_block)
+        {
+            // Descriptor update rules specify that a write descriptorCount that is greater than the binding's count
+            // will result in updates to consecutive bindings.
+            uint32_t current_count         = entry.count;
+            uint32_t current_binding       = entry.binding;
+            uint32_t current_array_element = entry.array_element;
+            size_t   current_offset        = entry.offset;
+
+            for (;;)
+            {
+                auto& binding = wrapper->bindings[entry.binding];
+                GFXRECON_ASSERT(binding.inline_uniform_block != nullptr);
+
+                // Check count for consecutive updates.
+                const uint32_t current_num_bytes = std::min(current_count, (binding.count - current_array_element));
+
+                bool* written_start = &binding.written[current_array_element];
+                std::fill(written_start, written_start + current_num_bytes, true);
+
+                const uint8_t* src_address = bytes + current_offset;
+                uint8_t*       dst_address = binding.inline_uniform_block.get() + entry.array_element;
+                memcpy(dst_address, src_address, current_num_bytes);
+
+                // Check for consecutive update.
+                if (current_count == current_num_bytes)
+                {
+                    break;
+                }
+                else
+                {
+                    current_count -= current_num_bytes;
+                    current_binding += 1;
+                    current_array_element = 0;
+                    current_offset += (current_num_bytes * entry.stride);
+                }
+            }
+        }
     }
 }
 

framework/encode/vulkan_state_tracker_initializers.h

@@ -864,8 +864,8 @@ inline void InitializePoolObjectState(VkDevice                               par
             case VK_DESCRIPTOR_TYPE_STORAGE_TEXEL_BUFFER:
                 descriptor_info.texel_buffer_views = std::make_unique<VkBufferView[]>(binding_info.count);
                 break;
-            case VK_DESCRIPTOR_TYPE_INLINE_UNIFORM_BLOCK_EXT:
-                // TODO
+            case VK_DESCRIPTOR_TYPE_INLINE_UNIFORM_BLOCK:
+                descriptor_info.inline_uniform_block = std::make_unique<uint8_t[]>(binding_info.count);
                 break;
             case VK_DESCRIPTOR_TYPE_ACCELERATION_STRUCTURE_NV:
                 // TODO

framework/encode/vulkan_state_writer.cpp

@@ -2344,47 +2344,49 @@ void VulkanStateWriter::WriteDescriptorUpdateCommand(format::HandleId
     const VkCopyDescriptorSet* copy = nullptr;
 
     // scratch-space for a potential pNext-struct
-    constexpr size_t max_num_bytes_p_next_data = std::max(sizeof(VkWriteDescriptorSetAccelerationStructureKHR),
-                                                          sizeof(VkWriteDescriptorSetInlineUniformBlockEXT));
+    constexpr size_t max_num_bytes_p_next_data =
+        std::max(sizeof(VkWriteDescriptorSetAccelerationStructureKHR), sizeof(VkWriteDescriptorSetInlineUniformBlock));
     std::array<uint8_t, max_num_bytes_p_next_data> p_next_data{};
 
+    write->pBufferInfo      = nullptr;
+    write->pImageInfo       = nullptr;
+    write->pTexelBufferView = nullptr;
+
     switch (write->descriptorType)
     {
         case VK_DESCRIPTOR_TYPE_SAMPLER:
         case VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER:
         case VK_DESCRIPTOR_TYPE_SAMPLED_IMAGE:
         case VK_DESCRIPTOR_TYPE_STORAGE_IMAGE:
         case VK_DESCRIPTOR_TYPE_INPUT_ATTACHMENT:
-            write->pBufferInfo      = nullptr;
-            write->pImageInfo       = &binding->images[write->dstArrayElement];
-            write->pTexelBufferView = nullptr;
+            write->pImageInfo = &binding->images[write->dstArrayElement];
             break;
         case VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER:
         case VK_DESCRIPTOR_TYPE_STORAGE_BUFFER:
         case VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER_DYNAMIC:
         case VK_DESCRIPTOR_TYPE_STORAGE_BUFFER_DYNAMIC:
-            write->pBufferInfo      = &binding->buffers[write->dstArrayElement];
-            write->pImageInfo       = nullptr;
-            write->pTexelBufferView = nullptr;
+            write->pBufferInfo = &binding->buffers[write->dstArrayElement];
             break;
         case VK_DESCRIPTOR_TYPE_UNIFORM_TEXEL_BUFFER:
         case VK_DESCRIPTOR_TYPE_STORAGE_TEXEL_BUFFER:
-            write->pBufferInfo      = nullptr;
-            write->pImageInfo       = nullptr;
             write->pTexelBufferView = &binding->texel_buffer_views[write->dstArrayElement];
             break;
-        case VK_DESCRIPTOR_TYPE_INLINE_UNIFORM_BLOCK_EXT:
-            // TODO
+        case VK_DESCRIPTOR_TYPE_INLINE_UNIFORM_BLOCK:
+            if (binding->inline_uniform_block != nullptr)
+            {
+                auto& p_next    = *reinterpret_cast<VkWriteDescriptorSetInlineUniformBlock*>(p_next_data.data());
+                p_next.sType    = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET_INLINE_UNIFORM_BLOCK;
+                p_next.pNext    = nullptr;
+                p_next.pData    = binding->inline_uniform_block.get();
+                p_next.dataSize = binding->count;
+                write->pNext    = &p_next;
+            }
             break;
         case VK_DESCRIPTOR_TYPE_ACCELERATION_STRUCTURE_NV:
             // TODO
             break;
         case VK_DESCRIPTOR_TYPE_ACCELERATION_STRUCTURE_KHR:
         {
-            write->pBufferInfo      = nullptr;
-            write->pImageInfo       = nullptr;
-            write->pTexelBufferView = nullptr;
-
             if (binding->acceleration_structures != nullptr)
             {
                 auto& p_next = *reinterpret_cast<VkWriteDescriptorSetAccelerationStructureKHR*>(p_next_data.data());
@@ -3155,9 +3157,11 @@ bool VulkanStateWriter::CheckDescriptorStatus(const vulkan_state_info::Descripto
                     valid = true;
                 }
                 break;
-            case VK_DESCRIPTOR_TYPE_INLINE_UNIFORM_BLOCK_EXT:
-                // TODO
-                GFXRECON_LOG_WARNING("Descriptor type inline uniform block is not currently supported");
+            case VK_DESCRIPTOR_TYPE_INLINE_UNIFORM_BLOCK:
+                if (descriptor->inline_uniform_block != nullptr)
+                {
+                    valid = true;
+                }
                 break;
             case VK_DESCRIPTOR_TYPE_ACCELERATION_STRUCTURE_NV:
                 // TODO