diff options
Diffstat (limited to 'drivers/vulkan/rendering_device_driver_vulkan.cpp')
| -rw-r--r-- | drivers/vulkan/rendering_device_driver_vulkan.cpp | 3350 |
1 files changed, 3350 insertions, 0 deletions
diff --git a/drivers/vulkan/rendering_device_driver_vulkan.cpp b/drivers/vulkan/rendering_device_driver_vulkan.cpp new file mode 100644 index 0000000000..911efa7755 --- /dev/null +++ b/drivers/vulkan/rendering_device_driver_vulkan.cpp @@ -0,0 +1,3350 @@ +/**************************************************************************/ +/* rendering_device_driver_vulkan.cpp */ +/**************************************************************************/ +/* This file is part of: */ +/* GODOT ENGINE */ +/* https://godotengine.org */ +/**************************************************************************/ +/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */ +/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */ +/* */ +/* Permission is hereby granted, free of charge, to any person obtaining */ +/* a copy of this software and associated documentation files (the */ +/* "Software"), to deal in the Software without restriction, including */ +/* without limitation the rights to use, copy, modify, merge, publish, */ +/* distribute, sublicense, and/or sell copies of the Software, and to */ +/* permit persons to whom the Software is furnished to do so, subject to */ +/* the following conditions: */ +/* */ +/* The above copyright notice and this permission notice shall be */ +/* included in all copies or substantial portions of the Software. */ +/* */ +/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ +/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ +/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */ +/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ +/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ +/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ +/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ +/**************************************************************************/ + +#include "rendering_device_driver_vulkan.h" + +#include "core/config/project_settings.h" +#include "core/io/marshalls.h" +#include "thirdparty/misc/smolv.h" +#include "vulkan_context.h" + +/*****************/ +/**** GENERIC ****/ +/*****************/ + +static const VkFormat RD_TO_VK_FORMAT[RDD::DATA_FORMAT_MAX] = { + VK_FORMAT_R4G4_UNORM_PACK8, + VK_FORMAT_R4G4B4A4_UNORM_PACK16, + VK_FORMAT_B4G4R4A4_UNORM_PACK16, + VK_FORMAT_R5G6B5_UNORM_PACK16, + VK_FORMAT_B5G6R5_UNORM_PACK16, + VK_FORMAT_R5G5B5A1_UNORM_PACK16, + VK_FORMAT_B5G5R5A1_UNORM_PACK16, + VK_FORMAT_A1R5G5B5_UNORM_PACK16, + VK_FORMAT_R8_UNORM, + VK_FORMAT_R8_SNORM, + VK_FORMAT_R8_USCALED, + VK_FORMAT_R8_SSCALED, + VK_FORMAT_R8_UINT, + VK_FORMAT_R8_SINT, + VK_FORMAT_R8_SRGB, + VK_FORMAT_R8G8_UNORM, + VK_FORMAT_R8G8_SNORM, + VK_FORMAT_R8G8_USCALED, + VK_FORMAT_R8G8_SSCALED, + VK_FORMAT_R8G8_UINT, + VK_FORMAT_R8G8_SINT, + VK_FORMAT_R8G8_SRGB, + VK_FORMAT_R8G8B8_UNORM, + VK_FORMAT_R8G8B8_SNORM, + VK_FORMAT_R8G8B8_USCALED, + VK_FORMAT_R8G8B8_SSCALED, + VK_FORMAT_R8G8B8_UINT, + VK_FORMAT_R8G8B8_SINT, + VK_FORMAT_R8G8B8_SRGB, + VK_FORMAT_B8G8R8_UNORM, + VK_FORMAT_B8G8R8_SNORM, + VK_FORMAT_B8G8R8_USCALED, + VK_FORMAT_B8G8R8_SSCALED, + VK_FORMAT_B8G8R8_UINT, + VK_FORMAT_B8G8R8_SINT, + VK_FORMAT_B8G8R8_SRGB, + VK_FORMAT_R8G8B8A8_UNORM, + VK_FORMAT_R8G8B8A8_SNORM, + VK_FORMAT_R8G8B8A8_USCALED, + VK_FORMAT_R8G8B8A8_SSCALED, + VK_FORMAT_R8G8B8A8_UINT, + VK_FORMAT_R8G8B8A8_SINT, + VK_FORMAT_R8G8B8A8_SRGB, + VK_FORMAT_B8G8R8A8_UNORM, + VK_FORMAT_B8G8R8A8_SNORM, + VK_FORMAT_B8G8R8A8_USCALED, + VK_FORMAT_B8G8R8A8_SSCALED, + VK_FORMAT_B8G8R8A8_UINT, + VK_FORMAT_B8G8R8A8_SINT, + VK_FORMAT_B8G8R8A8_SRGB, + VK_FORMAT_A8B8G8R8_UNORM_PACK32, + VK_FORMAT_A8B8G8R8_SNORM_PACK32, + VK_FORMAT_A8B8G8R8_USCALED_PACK32, + VK_FORMAT_A8B8G8R8_SSCALED_PACK32, + VK_FORMAT_A8B8G8R8_UINT_PACK32, + VK_FORMAT_A8B8G8R8_SINT_PACK32, + VK_FORMAT_A8B8G8R8_SRGB_PACK32, + VK_FORMAT_A2R10G10B10_UNORM_PACK32, + VK_FORMAT_A2R10G10B10_SNORM_PACK32, + VK_FORMAT_A2R10G10B10_USCALED_PACK32, + VK_FORMAT_A2R10G10B10_SSCALED_PACK32, + VK_FORMAT_A2R10G10B10_UINT_PACK32, + VK_FORMAT_A2R10G10B10_SINT_PACK32, + VK_FORMAT_A2B10G10R10_UNORM_PACK32, + VK_FORMAT_A2B10G10R10_SNORM_PACK32, + VK_FORMAT_A2B10G10R10_USCALED_PACK32, + VK_FORMAT_A2B10G10R10_SSCALED_PACK32, + VK_FORMAT_A2B10G10R10_UINT_PACK32, + VK_FORMAT_A2B10G10R10_SINT_PACK32, + VK_FORMAT_R16_UNORM, + VK_FORMAT_R16_SNORM, + VK_FORMAT_R16_USCALED, + VK_FORMAT_R16_SSCALED, + VK_FORMAT_R16_UINT, + VK_FORMAT_R16_SINT, + VK_FORMAT_R16_SFLOAT, + VK_FORMAT_R16G16_UNORM, + VK_FORMAT_R16G16_SNORM, + VK_FORMAT_R16G16_USCALED, + VK_FORMAT_R16G16_SSCALED, + VK_FORMAT_R16G16_UINT, + VK_FORMAT_R16G16_SINT, + VK_FORMAT_R16G16_SFLOAT, + VK_FORMAT_R16G16B16_UNORM, + VK_FORMAT_R16G16B16_SNORM, + VK_FORMAT_R16G16B16_USCALED, + VK_FORMAT_R16G16B16_SSCALED, + VK_FORMAT_R16G16B16_UINT, + VK_FORMAT_R16G16B16_SINT, + VK_FORMAT_R16G16B16_SFLOAT, + VK_FORMAT_R16G16B16A16_UNORM, + VK_FORMAT_R16G16B16A16_SNORM, + VK_FORMAT_R16G16B16A16_USCALED, + VK_FORMAT_R16G16B16A16_SSCALED, + VK_FORMAT_R16G16B16A16_UINT, + VK_FORMAT_R16G16B16A16_SINT, + VK_FORMAT_R16G16B16A16_SFLOAT, + VK_FORMAT_R32_UINT, + VK_FORMAT_R32_SINT, + VK_FORMAT_R32_SFLOAT, + VK_FORMAT_R32G32_UINT, + VK_FORMAT_R32G32_SINT, + VK_FORMAT_R32G32_SFLOAT, + VK_FORMAT_R32G32B32_UINT, + VK_FORMAT_R32G32B32_SINT, + VK_FORMAT_R32G32B32_SFLOAT, + VK_FORMAT_R32G32B32A32_UINT, + VK_FORMAT_R32G32B32A32_SINT, + VK_FORMAT_R32G32B32A32_SFLOAT, + VK_FORMAT_R64_UINT, + VK_FORMAT_R64_SINT, + VK_FORMAT_R64_SFLOAT, + VK_FORMAT_R64G64_UINT, + VK_FORMAT_R64G64_SINT, + VK_FORMAT_R64G64_SFLOAT, + VK_FORMAT_R64G64B64_UINT, + VK_FORMAT_R64G64B64_SINT, + VK_FORMAT_R64G64B64_SFLOAT, + VK_FORMAT_R64G64B64A64_UINT, + VK_FORMAT_R64G64B64A64_SINT, + VK_FORMAT_R64G64B64A64_SFLOAT, + VK_FORMAT_B10G11R11_UFLOAT_PACK32, + VK_FORMAT_E5B9G9R9_UFLOAT_PACK32, + VK_FORMAT_D16_UNORM, + VK_FORMAT_X8_D24_UNORM_PACK32, + VK_FORMAT_D32_SFLOAT, + VK_FORMAT_S8_UINT, + VK_FORMAT_D16_UNORM_S8_UINT, + VK_FORMAT_D24_UNORM_S8_UINT, + VK_FORMAT_D32_SFLOAT_S8_UINT, + VK_FORMAT_BC1_RGB_UNORM_BLOCK, + VK_FORMAT_BC1_RGB_SRGB_BLOCK, + VK_FORMAT_BC1_RGBA_UNORM_BLOCK, + VK_FORMAT_BC1_RGBA_SRGB_BLOCK, + VK_FORMAT_BC2_UNORM_BLOCK, + VK_FORMAT_BC2_SRGB_BLOCK, + VK_FORMAT_BC3_UNORM_BLOCK, + VK_FORMAT_BC3_SRGB_BLOCK, + VK_FORMAT_BC4_UNORM_BLOCK, + VK_FORMAT_BC4_SNORM_BLOCK, + VK_FORMAT_BC5_UNORM_BLOCK, + VK_FORMAT_BC5_SNORM_BLOCK, + VK_FORMAT_BC6H_UFLOAT_BLOCK, + VK_FORMAT_BC6H_SFLOAT_BLOCK, + VK_FORMAT_BC7_UNORM_BLOCK, + VK_FORMAT_BC7_SRGB_BLOCK, + VK_FORMAT_ETC2_R8G8B8_UNORM_BLOCK, + VK_FORMAT_ETC2_R8G8B8_SRGB_BLOCK, + VK_FORMAT_ETC2_R8G8B8A1_UNORM_BLOCK, + VK_FORMAT_ETC2_R8G8B8A1_SRGB_BLOCK, + VK_FORMAT_ETC2_R8G8B8A8_UNORM_BLOCK, + VK_FORMAT_ETC2_R8G8B8A8_SRGB_BLOCK, + VK_FORMAT_EAC_R11_UNORM_BLOCK, + VK_FORMAT_EAC_R11_SNORM_BLOCK, + VK_FORMAT_EAC_R11G11_UNORM_BLOCK, + VK_FORMAT_EAC_R11G11_SNORM_BLOCK, + VK_FORMAT_ASTC_4x4_UNORM_BLOCK, + VK_FORMAT_ASTC_4x4_SRGB_BLOCK, + VK_FORMAT_ASTC_5x4_UNORM_BLOCK, + VK_FORMAT_ASTC_5x4_SRGB_BLOCK, + VK_FORMAT_ASTC_5x5_UNORM_BLOCK, + VK_FORMAT_ASTC_5x5_SRGB_BLOCK, + VK_FORMAT_ASTC_6x5_UNORM_BLOCK, + VK_FORMAT_ASTC_6x5_SRGB_BLOCK, + VK_FORMAT_ASTC_6x6_UNORM_BLOCK, + VK_FORMAT_ASTC_6x6_SRGB_BLOCK, + VK_FORMAT_ASTC_8x5_UNORM_BLOCK, + VK_FORMAT_ASTC_8x5_SRGB_BLOCK, + VK_FORMAT_ASTC_8x6_UNORM_BLOCK, + VK_FORMAT_ASTC_8x6_SRGB_BLOCK, + VK_FORMAT_ASTC_8x8_UNORM_BLOCK, + VK_FORMAT_ASTC_8x8_SRGB_BLOCK, + VK_FORMAT_ASTC_10x5_UNORM_BLOCK, + VK_FORMAT_ASTC_10x5_SRGB_BLOCK, + VK_FORMAT_ASTC_10x6_UNORM_BLOCK, + VK_FORMAT_ASTC_10x6_SRGB_BLOCK, + VK_FORMAT_ASTC_10x8_UNORM_BLOCK, + VK_FORMAT_ASTC_10x8_SRGB_BLOCK, + VK_FORMAT_ASTC_10x10_UNORM_BLOCK, + VK_FORMAT_ASTC_10x10_SRGB_BLOCK, + VK_FORMAT_ASTC_12x10_UNORM_BLOCK, + VK_FORMAT_ASTC_12x10_SRGB_BLOCK, + VK_FORMAT_ASTC_12x12_UNORM_BLOCK, + VK_FORMAT_ASTC_12x12_SRGB_BLOCK, + 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_R10X6_UNORM_PACK16, + VK_FORMAT_R10X6G10X6_UNORM_2PACK16, + 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_R12X4_UNORM_PACK16, + VK_FORMAT_R12X4G12X4_UNORM_2PACK16, + 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, +}; + +// RDD::CompareOperator == VkCompareOp. +static_assert(ENUM_MEMBERS_EQUAL(RDD::COMPARE_OP_NEVER, VK_COMPARE_OP_NEVER)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::COMPARE_OP_LESS, VK_COMPARE_OP_LESS)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::COMPARE_OP_EQUAL, VK_COMPARE_OP_EQUAL)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::COMPARE_OP_LESS_OR_EQUAL, VK_COMPARE_OP_LESS_OR_EQUAL)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::COMPARE_OP_GREATER, VK_COMPARE_OP_GREATER)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::COMPARE_OP_NOT_EQUAL, VK_COMPARE_OP_NOT_EQUAL)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::COMPARE_OP_GREATER_OR_EQUAL, VK_COMPARE_OP_GREATER_OR_EQUAL)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::COMPARE_OP_ALWAYS, VK_COMPARE_OP_ALWAYS)); + +static_assert(ARRAYS_COMPATIBLE_FIELDWISE(Rect2i, VkRect2D)); + +/****************/ +/**** MEMORY ****/ +/****************/ + +static const uint32_t SMALL_ALLOCATION_MAX_SIZE = 4096; + +VmaPool RenderingDeviceDriverVulkan::_find_or_create_small_allocs_pool(uint32_t p_mem_type_index) { + if (small_allocs_pools.has(p_mem_type_index)) { + return small_allocs_pools[p_mem_type_index]; + } + + print_verbose("Creating VMA small objects pool for memory type index " + itos(p_mem_type_index)); + + VmaPoolCreateInfo pci = {}; + pci.memoryTypeIndex = p_mem_type_index; + pci.flags = 0; + pci.blockSize = 0; + pci.minBlockCount = 0; + pci.maxBlockCount = SIZE_MAX; + pci.priority = 0.5f; + pci.minAllocationAlignment = 0; + pci.pMemoryAllocateNext = nullptr; + VmaPool pool = VK_NULL_HANDLE; + VkResult res = vmaCreatePool(allocator, &pci, &pool); + small_allocs_pools[p_mem_type_index] = pool; // Don't try to create it again if failed the first time. + ERR_FAIL_COND_V_MSG(res, pool, "vmaCreatePool failed with error " + itos(res) + "."); + + return pool; +} + +/*****************/ +/**** BUFFERS ****/ +/*****************/ + +// RDD::BufferUsageBits == VkBufferUsageFlagBits. +static_assert(ENUM_MEMBERS_EQUAL(RDD::BUFFER_USAGE_TRANSFER_FROM_BIT, VK_BUFFER_USAGE_TRANSFER_SRC_BIT)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::BUFFER_USAGE_TRANSFER_TO_BIT, VK_BUFFER_USAGE_TRANSFER_DST_BIT)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::BUFFER_USAGE_TEXEL_BIT, VK_BUFFER_USAGE_UNIFORM_TEXEL_BUFFER_BIT)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::BUFFER_USAGE_UNIFORM_BIT, VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::BUFFER_USAGE_STORAGE_BIT, VK_BUFFER_USAGE_STORAGE_BUFFER_BIT)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::BUFFER_USAGE_INDEX_BIT, VK_BUFFER_USAGE_INDEX_BUFFER_BIT)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::BUFFER_USAGE_VERTEX_BIT, VK_BUFFER_USAGE_VERTEX_BUFFER_BIT)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::BUFFER_USAGE_INDIRECT_BIT, VK_BUFFER_USAGE_INDIRECT_BUFFER_BIT)); + +RDD::BufferID RenderingDeviceDriverVulkan::buffer_create(uint64_t p_size, BitField<BufferUsageBits> p_usage, MemoryAllocationType p_allocation_type) { + VkBufferCreateInfo create_info = {}; + create_info.sType = VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO; + create_info.size = p_size; + create_info.usage = p_usage; + create_info.sharingMode = VK_SHARING_MODE_EXCLUSIVE; + + VmaAllocationCreateInfo alloc_create_info = {}; + switch (p_allocation_type) { + case MEMORY_ALLOCATION_TYPE_CPU: { + bool is_src = p_usage.has_flag(BUFFER_USAGE_TRANSFER_FROM_BIT); + bool is_dst = p_usage.has_flag(BUFFER_USAGE_TRANSFER_TO_BIT); + if (is_src && !is_dst) { + // Looks like a staging buffer: CPU maps, writes sequentially, then GPU copies to VRAM. + alloc_create_info.flags = VMA_ALLOCATION_CREATE_HOST_ACCESS_SEQUENTIAL_WRITE_BIT; + } + if (is_dst && !is_src) { + // Looks like a readback buffer: GPU copies from VRAM, then CPU maps and reads. + alloc_create_info.flags = VMA_ALLOCATION_CREATE_HOST_ACCESS_RANDOM_BIT; + } + alloc_create_info.usage = VMA_MEMORY_USAGE_AUTO_PREFER_HOST; + alloc_create_info.requiredFlags = (VK_MEMORY_PROPERTY_HOST_COHERENT_BIT | VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT); + } break; + case MEMORY_ALLOCATION_TYPE_GPU: { + alloc_create_info.usage = VMA_MEMORY_USAGE_AUTO_PREFER_DEVICE; + if (p_size <= SMALL_ALLOCATION_MAX_SIZE) { + uint32_t mem_type_index = 0; + vmaFindMemoryTypeIndexForBufferInfo(allocator, &create_info, &alloc_create_info, &mem_type_index); + alloc_create_info.pool = _find_or_create_small_allocs_pool(mem_type_index); + } + } break; + } + + VkBuffer vk_buffer = VK_NULL_HANDLE; + VmaAllocation allocation = nullptr; + VmaAllocationInfo alloc_info = {}; + VkResult err = vmaCreateBuffer(allocator, &create_info, &alloc_create_info, &vk_buffer, &allocation, &alloc_info); + ERR_FAIL_COND_V_MSG(err, BufferID(), "Can't create buffer of size: " + itos(p_size) + ", error " + itos(err) + "."); + + // Bookkeep. + + BufferInfo *buf_info = VersatileResource::allocate<BufferInfo>(resources_allocator); + buf_info->vk_buffer = vk_buffer; + buf_info->allocation.handle = allocation; + buf_info->allocation.size = alloc_info.size; + buf_info->size = p_size; + + return BufferID(buf_info); +} + +bool RenderingDeviceDriverVulkan::buffer_set_texel_format(BufferID p_buffer, DataFormat p_format) { + BufferInfo *buf_info = (BufferInfo *)p_buffer.id; + + DEV_ASSERT(!buf_info->vk_view); + + VkBufferViewCreateInfo view_create_info = {}; + view_create_info.sType = VK_STRUCTURE_TYPE_BUFFER_VIEW_CREATE_INFO; + view_create_info.buffer = buf_info->vk_buffer; + view_create_info.format = RD_TO_VK_FORMAT[p_format]; + view_create_info.range = buf_info->allocation.size; + + VkResult res = vkCreateBufferView(vk_device, &view_create_info, nullptr, &buf_info->vk_view); + ERR_FAIL_COND_V_MSG(res, false, "Unable to create buffer view, error " + itos(res) + "."); + + return true; +} + +void RenderingDeviceDriverVulkan::buffer_free(BufferID p_buffer) { + BufferInfo *buf_info = (BufferInfo *)p_buffer.id; + if (buf_info->vk_view) { + vkDestroyBufferView(vk_device, buf_info->vk_view, nullptr); + } + vmaDestroyBuffer(allocator, buf_info->vk_buffer, buf_info->allocation.handle); + VersatileResource::free(resources_allocator, buf_info); +} + +uint64_t RenderingDeviceDriverVulkan::buffer_get_allocation_size(BufferID p_buffer) { + const BufferInfo *buf_info = (const BufferInfo *)p_buffer.id; + return buf_info->allocation.size; +} + +uint8_t *RenderingDeviceDriverVulkan::buffer_map(BufferID p_buffer) { + const BufferInfo *buf_info = (const BufferInfo *)p_buffer.id; + void *data_ptr = nullptr; + VkResult err = vmaMapMemory(allocator, buf_info->allocation.handle, &data_ptr); + ERR_FAIL_COND_V_MSG(err, nullptr, "vmaMapMemory failed with error " + itos(err) + "."); + return (uint8_t *)data_ptr; +} + +void RenderingDeviceDriverVulkan::buffer_unmap(BufferID p_buffer) { + const BufferInfo *buf_info = (const BufferInfo *)p_buffer.id; + vmaUnmapMemory(allocator, buf_info->allocation.handle); +} + +/*****************/ +/**** TEXTURE ****/ +/*****************/ + +static const VkImageType RD_TEX_TYPE_TO_VK_IMG_TYPE[RDD::TEXTURE_TYPE_MAX] = { + VK_IMAGE_TYPE_1D, + VK_IMAGE_TYPE_2D, + VK_IMAGE_TYPE_3D, + VK_IMAGE_TYPE_2D, + VK_IMAGE_TYPE_1D, + VK_IMAGE_TYPE_2D, + VK_IMAGE_TYPE_2D, +}; + +static const VkSampleCountFlagBits RD_TO_VK_SAMPLE_COUNT[RDD::TEXTURE_SAMPLES_MAX] = { + VK_SAMPLE_COUNT_1_BIT, + VK_SAMPLE_COUNT_2_BIT, + VK_SAMPLE_COUNT_4_BIT, + VK_SAMPLE_COUNT_8_BIT, + VK_SAMPLE_COUNT_16_BIT, + VK_SAMPLE_COUNT_32_BIT, + VK_SAMPLE_COUNT_64_BIT, +}; + +// RDD::TextureType == VkImageViewType. +static_assert(ENUM_MEMBERS_EQUAL(RDD::TEXTURE_TYPE_1D, VK_IMAGE_VIEW_TYPE_1D)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::TEXTURE_TYPE_2D, VK_IMAGE_VIEW_TYPE_2D)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::TEXTURE_TYPE_3D, VK_IMAGE_VIEW_TYPE_3D)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::TEXTURE_TYPE_CUBE, VK_IMAGE_VIEW_TYPE_CUBE)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::TEXTURE_TYPE_1D_ARRAY, VK_IMAGE_VIEW_TYPE_1D_ARRAY)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::TEXTURE_TYPE_2D_ARRAY, VK_IMAGE_VIEW_TYPE_2D_ARRAY)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::TEXTURE_TYPE_CUBE_ARRAY, VK_IMAGE_VIEW_TYPE_CUBE_ARRAY)); + +// RDD::TextureSwizzle == VkComponentSwizzle. +static_assert(ENUM_MEMBERS_EQUAL(RDD::TEXTURE_SWIZZLE_IDENTITY, VK_COMPONENT_SWIZZLE_IDENTITY)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::TEXTURE_SWIZZLE_ZERO, VK_COMPONENT_SWIZZLE_ZERO)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::TEXTURE_SWIZZLE_ONE, VK_COMPONENT_SWIZZLE_ONE)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::TEXTURE_SWIZZLE_R, VK_COMPONENT_SWIZZLE_R)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::TEXTURE_SWIZZLE_G, VK_COMPONENT_SWIZZLE_G)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::TEXTURE_SWIZZLE_B, VK_COMPONENT_SWIZZLE_B)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::TEXTURE_SWIZZLE_A, VK_COMPONENT_SWIZZLE_A)); + +// RDD::TextureLayout == VkImageLayout. +static_assert(ENUM_MEMBERS_EQUAL(RDD::TEXTURE_LAYOUT_UNDEFINED, VK_IMAGE_LAYOUT_UNDEFINED)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::TEXTURE_LAYOUT_GENERAL, VK_IMAGE_LAYOUT_GENERAL)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::TEXTURE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL, VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::TEXTURE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL, VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::TEXTURE_LAYOUT_DEPTH_STENCIL_READ_ONLY_OPTIMAL, VK_IMAGE_LAYOUT_DEPTH_STENCIL_READ_ONLY_OPTIMAL)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::TEXTURE_LAYOUT_SHADER_READ_ONLY_OPTIMAL, VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::TEXTURE_LAYOUT_TRANSFER_SRC_OPTIMAL, VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::TEXTURE_LAYOUT_TRANSFER_DST_OPTIMAL, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::TEXTURE_LAYOUT_PREINITIALIZED, VK_IMAGE_LAYOUT_PREINITIALIZED)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::TEXTURE_LAYOUT_VRS_ATTACHMENT_OPTIMAL, VK_IMAGE_LAYOUT_FRAGMENT_SHADING_RATE_ATTACHMENT_OPTIMAL_KHR)); + +// RDD::TextureAspectBits == VkImageAspectFlagBits. +static_assert(ENUM_MEMBERS_EQUAL(RDD::TEXTURE_ASPECT_COLOR_BIT, VK_IMAGE_ASPECT_COLOR_BIT)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::TEXTURE_ASPECT_DEPTH_BIT, VK_IMAGE_ASPECT_DEPTH_BIT)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::TEXTURE_ASPECT_STENCIL_BIT, VK_IMAGE_ASPECT_STENCIL_BIT)); + +VkSampleCountFlagBits RenderingDeviceDriverVulkan::_ensure_supported_sample_count(TextureSamples p_requested_sample_count) { + VkSampleCountFlags sample_count_flags = (context->get_device_limits().framebufferColorSampleCounts & limits.framebufferDepthSampleCounts); + + if ((sample_count_flags & RD_TO_VK_SAMPLE_COUNT[p_requested_sample_count])) { + // The requested sample count is supported. + return RD_TO_VK_SAMPLE_COUNT[p_requested_sample_count]; + } else { + // Find the closest lower supported sample count. + VkSampleCountFlagBits sample_count = RD_TO_VK_SAMPLE_COUNT[p_requested_sample_count]; + while (sample_count > VK_SAMPLE_COUNT_1_BIT) { + if (sample_count_flags & sample_count) { + return sample_count; + } + sample_count = (VkSampleCountFlagBits)(sample_count >> 1); + } + } + return VK_SAMPLE_COUNT_1_BIT; +} + +RDD::TextureID RenderingDeviceDriverVulkan::texture_create(const TextureFormat &p_format, const TextureView &p_view) { + VkImageCreateInfo create_info = {}; + create_info.sType = VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO; + + if (p_format.shareable_formats.size()) { + create_info.flags |= VK_IMAGE_CREATE_MUTABLE_FORMAT_BIT; + + if (context->is_device_extension_enabled(VK_KHR_IMAGE_FORMAT_LIST_EXTENSION_NAME)) { + VkFormat *vk_allowed_formats = ALLOCA_ARRAY(VkFormat, p_format.shareable_formats.size()); + for (int i = 0; i < p_format.shareable_formats.size(); i++) { + vk_allowed_formats[i] = RD_TO_VK_FORMAT[p_format.shareable_formats[i]]; + } + + VkImageFormatListCreateInfoKHR *format_list_create_info = ALLOCA_SINGLE(VkImageFormatListCreateInfoKHR); + *format_list_create_info = {}; + format_list_create_info->sType = VK_STRUCTURE_TYPE_IMAGE_FORMAT_LIST_CREATE_INFO_KHR; + format_list_create_info->viewFormatCount = p_format.shareable_formats.size(); + format_list_create_info->pViewFormats = vk_allowed_formats; + + create_info.pNext = format_list_create_info; + } + } + + if (p_format.texture_type == TEXTURE_TYPE_CUBE || p_format.texture_type == TEXTURE_TYPE_CUBE_ARRAY) { + create_info.flags |= VK_IMAGE_CREATE_CUBE_COMPATIBLE_BIT; + } + /*if (p_format.texture_type == TEXTURE_TYPE_2D || p_format.texture_type == TEXTURE_TYPE_2D_ARRAY) { + create_info.flags |= VK_IMAGE_CREATE_2D_ARRAY_COMPATIBLE_BIT; + }*/ + + create_info.imageType = RD_TEX_TYPE_TO_VK_IMG_TYPE[p_format.texture_type]; + + create_info.format = RD_TO_VK_FORMAT[p_format.format]; + + create_info.extent.width = p_format.width; + create_info.extent.height = p_format.height; + create_info.extent.depth = p_format.depth; + + create_info.mipLevels = p_format.mipmaps; + create_info.arrayLayers = p_format.array_layers; + + create_info.samples = _ensure_supported_sample_count(p_format.samples); + create_info.tiling = (p_format.usage_bits & TEXTURE_USAGE_CPU_READ_BIT) ? VK_IMAGE_TILING_LINEAR : VK_IMAGE_TILING_OPTIMAL; + + // Usage. + if ((p_format.usage_bits & TEXTURE_USAGE_SAMPLING_BIT)) { + create_info.usage |= VK_IMAGE_USAGE_SAMPLED_BIT; + } + if ((p_format.usage_bits & TEXTURE_USAGE_STORAGE_BIT)) { + create_info.usage |= VK_IMAGE_USAGE_STORAGE_BIT; + } + if ((p_format.usage_bits & TEXTURE_USAGE_COLOR_ATTACHMENT_BIT)) { + create_info.usage |= VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT; + } + if ((p_format.usage_bits & TEXTURE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT)) { + create_info.usage |= VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT; + } + if ((p_format.usage_bits & TEXTURE_USAGE_INPUT_ATTACHMENT_BIT)) { + create_info.usage |= VK_IMAGE_USAGE_INPUT_ATTACHMENT_BIT; + } + if ((p_format.usage_bits & TEXTURE_USAGE_VRS_ATTACHMENT_BIT)) { + create_info.usage |= VK_IMAGE_USAGE_FRAGMENT_SHADING_RATE_ATTACHMENT_BIT_KHR; + } + if ((p_format.usage_bits & TEXTURE_USAGE_CAN_UPDATE_BIT)) { + create_info.usage |= VK_IMAGE_USAGE_TRANSFER_DST_BIT; + } + if ((p_format.usage_bits & TEXTURE_USAGE_CAN_COPY_FROM_BIT)) { + create_info.usage |= VK_IMAGE_USAGE_TRANSFER_SRC_BIT; + } + if ((p_format.usage_bits & TEXTURE_USAGE_CAN_COPY_TO_BIT)) { + create_info.usage |= VK_IMAGE_USAGE_TRANSFER_DST_BIT; + } + + create_info.sharingMode = VK_SHARING_MODE_EXCLUSIVE; + create_info.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED; + + // Allocate memory. + + uint32_t width = 0, height = 0; + uint32_t image_size = get_image_format_required_size(p_format.format, p_format.width, p_format.height, p_format.depth, p_format.mipmaps, &width, &height); + + VmaAllocationCreateInfo alloc_create_info = {}; + alloc_create_info.flags = (p_format.usage_bits & TEXTURE_USAGE_CPU_READ_BIT) ? VMA_ALLOCATION_CREATE_HOST_ACCESS_RANDOM_BIT : 0; + alloc_create_info.usage = VMA_MEMORY_USAGE_AUTO_PREFER_DEVICE; + if (image_size <= SMALL_ALLOCATION_MAX_SIZE) { + uint32_t mem_type_index = 0; + vmaFindMemoryTypeIndexForImageInfo(allocator, &create_info, &alloc_create_info, &mem_type_index); + alloc_create_info.pool = _find_or_create_small_allocs_pool(mem_type_index); + } + + // Create. + + VkImage vk_image = VK_NULL_HANDLE; + VmaAllocation allocation = nullptr; + VmaAllocationInfo alloc_info = {}; + VkResult err = vmaCreateImage(allocator, &create_info, &alloc_create_info, &vk_image, &allocation, &alloc_info); + ERR_FAIL_COND_V_MSG(err, TextureID(), "vmaCreateImage failed with error " + itos(err) + "."); + + // Create view. + + VkImageViewCreateInfo image_view_create_info = {}; + image_view_create_info.sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO; + image_view_create_info.image = vk_image; + image_view_create_info.viewType = (VkImageViewType)p_format.texture_type; + image_view_create_info.format = RD_TO_VK_FORMAT[p_view.format]; + image_view_create_info.components.r = (VkComponentSwizzle)p_view.swizzle_r; + image_view_create_info.components.g = (VkComponentSwizzle)p_view.swizzle_g; + image_view_create_info.components.b = (VkComponentSwizzle)p_view.swizzle_b; + image_view_create_info.components.a = (VkComponentSwizzle)p_view.swizzle_a; + image_view_create_info.subresourceRange.levelCount = create_info.mipLevels; + image_view_create_info.subresourceRange.layerCount = create_info.arrayLayers; + if ((p_format.usage_bits & TEXTURE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT)) { + image_view_create_info.subresourceRange.aspectMask = VK_IMAGE_ASPECT_DEPTH_BIT; + } else { + image_view_create_info.subresourceRange.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT; + } + + VkImageView vk_image_view = VK_NULL_HANDLE; + err = vkCreateImageView(vk_device, &image_view_create_info, nullptr, &vk_image_view); + if (err) { + vmaDestroyImage(allocator, vk_image, allocation); + ERR_FAIL_COND_V_MSG(err, TextureID(), "vkCreateImageView failed with error " + itos(err) + "."); + } + + // Bookkeep. + + TextureInfo *tex_info = VersatileResource::allocate<TextureInfo>(resources_allocator); + tex_info->vk_view = vk_image_view; + tex_info->rd_format = p_format.format; + tex_info->vk_create_info = create_info; + tex_info->vk_view_create_info = image_view_create_info; + tex_info->allocation.handle = allocation; + vmaGetAllocationInfo(allocator, tex_info->allocation.handle, &tex_info->allocation.info); + + return TextureID(tex_info); +} + +RDD::TextureID RenderingDeviceDriverVulkan::texture_create_from_extension(uint64_t p_native_texture, TextureType p_type, DataFormat p_format, uint32_t p_array_layers, bool p_depth_stencil) { + VkImage vk_image = (VkImage)p_native_texture; + + // We only need to create a view into the already existing natively-provided texture. + + VkImageViewCreateInfo image_view_create_info = {}; + image_view_create_info.sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO; + image_view_create_info.image = vk_image; + image_view_create_info.viewType = (VkImageViewType)p_type; + image_view_create_info.format = RD_TO_VK_FORMAT[p_format]; + image_view_create_info.components.r = VK_COMPONENT_SWIZZLE_R; + image_view_create_info.components.g = VK_COMPONENT_SWIZZLE_G; + image_view_create_info.components.b = VK_COMPONENT_SWIZZLE_B; + image_view_create_info.components.a = VK_COMPONENT_SWIZZLE_A; + image_view_create_info.subresourceRange.levelCount = 1; + image_view_create_info.subresourceRange.layerCount = p_array_layers; + image_view_create_info.subresourceRange.aspectMask = p_depth_stencil ? VK_IMAGE_ASPECT_DEPTH_BIT : VK_IMAGE_ASPECT_COLOR_BIT; + + VkImageView vk_image_view = VK_NULL_HANDLE; + VkResult err = vkCreateImageView(vk_device, &image_view_create_info, nullptr, &vk_image_view); + if (err) { + ERR_FAIL_COND_V_MSG(err, TextureID(), "vkCreateImageView failed with error " + itos(err) + "."); + } + + // Bookkeep. + + TextureInfo *tex_info = VersatileResource::allocate<TextureInfo>(resources_allocator); + tex_info->vk_view = vk_image_view; + tex_info->rd_format = p_format; + tex_info->vk_view_create_info = image_view_create_info; + + return TextureID(tex_info); +} + +RDD::TextureID RenderingDeviceDriverVulkan::texture_create_shared(TextureID p_original_texture, const TextureView &p_view) { + const TextureInfo *owner_tex_info = (const TextureInfo *)p_original_texture.id; +#ifdef DEBUG_ENABLED + ERR_FAIL_COND_V(!owner_tex_info->allocation.handle, TextureID()); +#endif + + VkImageViewCreateInfo image_view_create_info = owner_tex_info->vk_view_create_info; + image_view_create_info.format = RD_TO_VK_FORMAT[p_view.format]; + image_view_create_info.components.r = (VkComponentSwizzle)p_view.swizzle_r; + image_view_create_info.components.g = (VkComponentSwizzle)p_view.swizzle_g; + image_view_create_info.components.b = (VkComponentSwizzle)p_view.swizzle_b; + image_view_create_info.components.a = (VkComponentSwizzle)p_view.swizzle_a; + + if (context->is_device_extension_enabled(VK_KHR_MAINTENANCE_2_EXTENSION_NAME)) { + // May need to make VK_KHR_maintenance2 mandatory and thus has Vulkan 1.1 be our minimum supported version + // if we require setting this information. Vulkan 1.0 may simply not care. + if (image_view_create_info.format != owner_tex_info->vk_view_create_info.format) { + VkImageViewUsageCreateInfo *usage_info = ALLOCA_SINGLE(VkImageViewUsageCreateInfo); + *usage_info = {}; + usage_info->sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_USAGE_CREATE_INFO; + usage_info->usage = owner_tex_info->vk_create_info.usage; + + // Certain features may not be available for the format of the view. + { + VkFormatProperties properties = {}; + vkGetPhysicalDeviceFormatProperties(context->get_physical_device(), RD_TO_VK_FORMAT[p_view.format], &properties); + const VkFormatFeatureFlags &supported_flags = owner_tex_info->vk_create_info.tiling == VK_IMAGE_TILING_LINEAR ? properties.linearTilingFeatures : properties.optimalTilingFeatures; + if ((usage_info->usage & VK_IMAGE_USAGE_STORAGE_BIT) && !(supported_flags & VK_FORMAT_FEATURE_STORAGE_IMAGE_BIT)) { + usage_info->usage &= ~VK_IMAGE_USAGE_STORAGE_BIT; + } + if ((usage_info->usage & VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT) && !(supported_flags & VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BIT)) { + usage_info->usage &= ~VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT; + } + } + + image_view_create_info.pNext = usage_info; + } + } + + VkImageView new_vk_image_view = VK_NULL_HANDLE; + VkResult err = vkCreateImageView(vk_device, &image_view_create_info, nullptr, &new_vk_image_view); + ERR_FAIL_COND_V_MSG(err, TextureID(), "vkCreateImageView failed with error " + itos(err) + "."); + + // Bookkeep. + + TextureInfo *tex_info = VersatileResource::allocate<TextureInfo>(resources_allocator); + *tex_info = *owner_tex_info; + tex_info->vk_view = new_vk_image_view; + tex_info->vk_view_create_info = image_view_create_info; + tex_info->allocation = {}; + + return TextureID(tex_info); +} + +RDD::TextureID RenderingDeviceDriverVulkan::texture_create_shared_from_slice(TextureID p_original_texture, const TextureView &p_view, TextureSliceType p_slice_type, uint32_t p_layer, uint32_t p_layers, uint32_t p_mipmap, uint32_t p_mipmaps) { + const TextureInfo *owner_tex_info = (const TextureInfo *)p_original_texture.id; +#ifdef DEBUG_ENABLED + ERR_FAIL_COND_V(!owner_tex_info->allocation.handle, TextureID()); +#endif + + VkImageViewCreateInfo image_view_create_info = owner_tex_info->vk_view_create_info; + switch (p_slice_type) { + case TEXTURE_SLICE_2D: { + image_view_create_info.viewType = VK_IMAGE_VIEW_TYPE_2D; + } break; + case TEXTURE_SLICE_3D: { + image_view_create_info.viewType = VK_IMAGE_VIEW_TYPE_3D; + } break; + case TEXTURE_SLICE_CUBEMAP: { + image_view_create_info.viewType = VK_IMAGE_VIEW_TYPE_CUBE; + } break; + case TEXTURE_SLICE_2D_ARRAY: { + image_view_create_info.viewType = VK_IMAGE_VIEW_TYPE_2D_ARRAY; + } break; + } + image_view_create_info.format = RD_TO_VK_FORMAT[p_view.format]; + image_view_create_info.components.r = (VkComponentSwizzle)p_view.swizzle_r; + image_view_create_info.components.g = (VkComponentSwizzle)p_view.swizzle_g; + image_view_create_info.components.b = (VkComponentSwizzle)p_view.swizzle_b; + image_view_create_info.components.a = (VkComponentSwizzle)p_view.swizzle_a; + image_view_create_info.subresourceRange.baseMipLevel = p_mipmap; + image_view_create_info.subresourceRange.levelCount = p_mipmaps; + image_view_create_info.subresourceRange.baseArrayLayer = p_layer; + image_view_create_info.subresourceRange.layerCount = p_layers; + + VkImageView new_vk_image_view = VK_NULL_HANDLE; + VkResult err = vkCreateImageView(vk_device, &image_view_create_info, nullptr, &new_vk_image_view); + ERR_FAIL_COND_V_MSG(err, TextureID(), "vkCreateImageView failed with error " + itos(err) + "."); + + // Bookkeep. + + TextureInfo *tex_info = VersatileResource::allocate<TextureInfo>(resources_allocator); + *tex_info = *owner_tex_info; + tex_info->vk_view = new_vk_image_view; + tex_info->vk_view_create_info = image_view_create_info; + tex_info->allocation = {}; + + return TextureID(tex_info); +} + +void RenderingDeviceDriverVulkan::texture_free(TextureID p_texture) { + TextureInfo *tex_info = (TextureInfo *)p_texture.id; + vkDestroyImageView(vk_device, tex_info->vk_view, nullptr); + if (tex_info->allocation.handle) { + vmaDestroyImage(allocator, tex_info->vk_view_create_info.image, tex_info->allocation.handle); + } + VersatileResource::free(resources_allocator, tex_info); +} + +uint64_t RenderingDeviceDriverVulkan::texture_get_allocation_size(TextureID p_texture) { + const TextureInfo *tex_info = (const TextureInfo *)p_texture.id; + return tex_info->allocation.info.size; +} + +void RenderingDeviceDriverVulkan::texture_get_copyable_layout(TextureID p_texture, const TextureSubresource &p_subresource, TextureCopyableLayout *r_layout) { + const TextureInfo *tex_info = (const TextureInfo *)p_texture.id; + + *r_layout = {}; + + if (tex_info->vk_create_info.tiling == VK_IMAGE_TILING_LINEAR) { + VkImageSubresource vk_subres = {}; + vk_subres.aspectMask = (VkImageAspectFlags)(1 << p_subresource.aspect); + vk_subres.arrayLayer = p_subresource.layer; + vk_subres.mipLevel = p_subresource.mipmap; + + VkSubresourceLayout vk_layout = {}; + vkGetImageSubresourceLayout(vk_device, tex_info->vk_view_create_info.image, &vk_subres, &vk_layout); + + r_layout->offset = vk_layout.offset; + r_layout->size = vk_layout.size; + r_layout->row_pitch = vk_layout.rowPitch; + r_layout->depth_pitch = vk_layout.depthPitch; + r_layout->layer_pitch = vk_layout.arrayPitch; + } else { + // Tight. + uint32_t w = tex_info->vk_create_info.extent.width; + uint32_t h = tex_info->vk_create_info.extent.height; + uint32_t d = tex_info->vk_create_info.extent.depth; + if (p_subresource.mipmap > 0) { + r_layout->offset = get_image_format_required_size(tex_info->rd_format, w, h, d, p_subresource.mipmap); + } + for (uint32_t i = 0; i < p_subresource.mipmap; i++) { + w = MAX(1u, w >> 1); + h = MAX(1u, h >> 1); + d = MAX(1u, d >> 1); + } + r_layout->size = get_image_format_required_size(tex_info->rd_format, w, h, d, 1); + r_layout->row_pitch = r_layout->size / (h * d); + r_layout->depth_pitch = r_layout->size / d; + r_layout->layer_pitch = r_layout->size / tex_info->vk_create_info.arrayLayers; + } +} + +uint8_t *RenderingDeviceDriverVulkan::texture_map(TextureID p_texture, const TextureSubresource &p_subresource) { + const TextureInfo *tex_info = (const TextureInfo *)p_texture.id; + + VkImageSubresource vk_subres = {}; + vk_subres.aspectMask = (VkImageAspectFlags)(1 << p_subresource.aspect); + vk_subres.arrayLayer = p_subresource.layer; + vk_subres.mipLevel = p_subresource.mipmap; + + VkSubresourceLayout vk_layout = {}; + vkGetImageSubresourceLayout(vk_device, tex_info->vk_view_create_info.image, &vk_subres, &vk_layout); + + void *data_ptr = nullptr; + VkResult err = vkMapMemory( + vk_device, + tex_info->allocation.info.deviceMemory, + tex_info->allocation.info.offset + vk_layout.offset, + vk_layout.size, + 0, + &data_ptr); + + vmaMapMemory(allocator, tex_info->allocation.handle, &data_ptr); + ERR_FAIL_COND_V_MSG(err, nullptr, "vkMapMemory failed with error " + itos(err) + "."); + return (uint8_t *)data_ptr; +} + +void RenderingDeviceDriverVulkan::texture_unmap(TextureID p_texture) { + const TextureInfo *tex_info = (const TextureInfo *)p_texture.id; + vkUnmapMemory(vk_device, tex_info->allocation.info.deviceMemory); +} + +BitField<RDD::TextureUsageBits> RenderingDeviceDriverVulkan::texture_get_usages_supported_by_format(DataFormat p_format, bool p_cpu_readable) { + VkFormatProperties properties = {}; + vkGetPhysicalDeviceFormatProperties(context->get_physical_device(), RD_TO_VK_FORMAT[p_format], &properties); + + const VkFormatFeatureFlags &flags = p_cpu_readable ? properties.linearTilingFeatures : properties.optimalTilingFeatures; + + // Everything supported by default makes an all-or-nothing check easier for the caller. + BitField<RDD::TextureUsageBits> supported = INT64_MAX; + + if (!(flags & VK_FORMAT_FEATURE_SAMPLED_IMAGE_BIT)) { + supported.clear_flag(TEXTURE_USAGE_SAMPLING_BIT); + } + if (!(flags & VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BIT)) { + supported.clear_flag(TEXTURE_USAGE_COLOR_ATTACHMENT_BIT); + } + if (!(flags & VK_FORMAT_FEATURE_DEPTH_STENCIL_ATTACHMENT_BIT)) { + supported.clear_flag(TEXTURE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT); + } + if (!(flags & VK_FORMAT_FEATURE_STORAGE_IMAGE_BIT)) { + supported.clear_flag(TEXTURE_USAGE_STORAGE_BIT); + } + if (!(flags & VK_FORMAT_FEATURE_STORAGE_IMAGE_ATOMIC_BIT)) { + supported.clear_flag(TEXTURE_USAGE_STORAGE_ATOMIC_BIT); + } + // Validation via VK_FORMAT_FEATURE_FRAGMENT_SHADING_RATE_ATTACHMENT_BIT_KHR fails if VRS attachment is not supported. + if (p_format != DATA_FORMAT_R8_UINT) { + supported.clear_flag(TEXTURE_USAGE_VRS_ATTACHMENT_BIT); + } + + return supported; +} + +/*****************/ +/**** SAMPLER ****/ +/*****************/ + +// RDD::SamplerRepeatMode == VkSamplerAddressMode. +static_assert(ENUM_MEMBERS_EQUAL(RDD::SAMPLER_REPEAT_MODE_REPEAT, VK_SAMPLER_ADDRESS_MODE_REPEAT)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::SAMPLER_REPEAT_MODE_MIRRORED_REPEAT, VK_SAMPLER_ADDRESS_MODE_MIRRORED_REPEAT)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::SAMPLER_REPEAT_MODE_CLAMP_TO_EDGE, VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::SAMPLER_REPEAT_MODE_CLAMP_TO_BORDER, VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_BORDER)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::SAMPLER_REPEAT_MODE_MIRROR_CLAMP_TO_EDGE, VK_SAMPLER_ADDRESS_MODE_MIRROR_CLAMP_TO_EDGE)); + +// RDD::SamplerBorderColor == VkBorderColor. +static_assert(ENUM_MEMBERS_EQUAL(RDD::SAMPLER_BORDER_COLOR_FLOAT_TRANSPARENT_BLACK, VK_BORDER_COLOR_FLOAT_TRANSPARENT_BLACK)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::SAMPLER_BORDER_COLOR_INT_TRANSPARENT_BLACK, VK_BORDER_COLOR_INT_TRANSPARENT_BLACK)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::SAMPLER_BORDER_COLOR_FLOAT_OPAQUE_BLACK, VK_BORDER_COLOR_FLOAT_OPAQUE_BLACK)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::SAMPLER_BORDER_COLOR_INT_OPAQUE_BLACK, VK_BORDER_COLOR_INT_OPAQUE_BLACK)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::SAMPLER_BORDER_COLOR_FLOAT_OPAQUE_WHITE, VK_BORDER_COLOR_FLOAT_OPAQUE_WHITE)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::SAMPLER_BORDER_COLOR_INT_OPAQUE_WHITE, VK_BORDER_COLOR_INT_OPAQUE_WHITE)); + +RDD::SamplerID RenderingDeviceDriverVulkan::sampler_create(const SamplerState &p_state) { + VkSamplerCreateInfo sampler_create_info = {}; + sampler_create_info.sType = VK_STRUCTURE_TYPE_SAMPLER_CREATE_INFO; + sampler_create_info.pNext = nullptr; + sampler_create_info.flags = 0; + sampler_create_info.magFilter = p_state.mag_filter == SAMPLER_FILTER_LINEAR ? VK_FILTER_LINEAR : VK_FILTER_NEAREST; + sampler_create_info.minFilter = p_state.min_filter == SAMPLER_FILTER_LINEAR ? VK_FILTER_LINEAR : VK_FILTER_NEAREST; + sampler_create_info.mipmapMode = p_state.mip_filter == SAMPLER_FILTER_LINEAR ? VK_SAMPLER_MIPMAP_MODE_LINEAR : VK_SAMPLER_MIPMAP_MODE_NEAREST; + sampler_create_info.addressModeU = (VkSamplerAddressMode)p_state.repeat_u; + sampler_create_info.addressModeV = (VkSamplerAddressMode)p_state.repeat_v; + sampler_create_info.addressModeW = (VkSamplerAddressMode)p_state.repeat_w; + sampler_create_info.mipLodBias = p_state.lod_bias; + sampler_create_info.anisotropyEnable = p_state.use_anisotropy && context->get_physical_device_features().samplerAnisotropy; + sampler_create_info.maxAnisotropy = p_state.anisotropy_max; + sampler_create_info.compareEnable = p_state.enable_compare; + sampler_create_info.compareOp = (VkCompareOp)p_state.compare_op; + sampler_create_info.minLod = p_state.min_lod; + sampler_create_info.maxLod = p_state.max_lod; + sampler_create_info.borderColor = (VkBorderColor)p_state.border_color; + sampler_create_info.unnormalizedCoordinates = p_state.unnormalized_uvw; + + VkSampler vk_sampler = VK_NULL_HANDLE; + VkResult res = vkCreateSampler(vk_device, &sampler_create_info, nullptr, &vk_sampler); + ERR_FAIL_COND_V_MSG(res, SamplerID(), "vkCreateSampler failed with error " + itos(res) + "."); + + return SamplerID(vk_sampler); +} + +void RenderingDeviceDriverVulkan::sampler_free(SamplerID p_sampler) { + vkDestroySampler(vk_device, (VkSampler)p_sampler.id, nullptr); +} + +bool RenderingDeviceDriverVulkan::sampler_is_format_supported_for_filter(DataFormat p_format, SamplerFilter p_filter) { + switch (p_filter) { + case RD::SAMPLER_FILTER_NEAREST: { + return true; + } + case RD::SAMPLER_FILTER_LINEAR: { + VkFormatProperties properties = {}; + vkGetPhysicalDeviceFormatProperties(context->get_physical_device(), RD_TO_VK_FORMAT[p_format], &properties); + return (properties.optimalTilingFeatures & VK_FORMAT_FEATURE_SAMPLED_IMAGE_FILTER_LINEAR_BIT); + } + } + return false; +} + +/**********************/ +/**** VERTEX ARRAY ****/ +/**********************/ + +RDD::VertexFormatID RenderingDeviceDriverVulkan::vertex_format_create(VectorView<VertexAttribute> p_vertex_attribs) { + // Pre-bookkeep. + VertexFormatInfo *vf_info = VersatileResource::allocate<VertexFormatInfo>(resources_allocator); + + vf_info->vk_bindings.resize(p_vertex_attribs.size()); + vf_info->vk_attributes.resize(p_vertex_attribs.size()); + for (uint32_t i = 0; i < p_vertex_attribs.size(); i++) { + vf_info->vk_bindings[i] = {}; + vf_info->vk_bindings[i].binding = i; + vf_info->vk_bindings[i].stride = p_vertex_attribs[i].stride; + vf_info->vk_bindings[i].inputRate = p_vertex_attribs[i].frequency == VERTEX_FREQUENCY_INSTANCE ? VK_VERTEX_INPUT_RATE_INSTANCE : VK_VERTEX_INPUT_RATE_VERTEX; + vf_info->vk_attributes[i] = {}; + vf_info->vk_attributes[i].binding = i; + vf_info->vk_attributes[i].location = p_vertex_attribs[i].location; + vf_info->vk_attributes[i].format = RD_TO_VK_FORMAT[p_vertex_attribs[i].format]; + vf_info->vk_attributes[i].offset = p_vertex_attribs[i].offset; + } + + vf_info->vk_create_info = {}; + vf_info->vk_create_info.sType = VK_STRUCTURE_TYPE_PIPELINE_VERTEX_INPUT_STATE_CREATE_INFO; + vf_info->vk_create_info.vertexBindingDescriptionCount = vf_info->vk_bindings.size(); + vf_info->vk_create_info.pVertexBindingDescriptions = vf_info->vk_bindings.ptr(); + vf_info->vk_create_info.vertexAttributeDescriptionCount = vf_info->vk_attributes.size(); + vf_info->vk_create_info.pVertexAttributeDescriptions = vf_info->vk_attributes.ptr(); + + return VertexFormatID(vf_info); +} + +void RenderingDeviceDriverVulkan::vertex_format_free(VertexFormatID p_vertex_format) { + VertexFormatInfo *vf_info = (VertexFormatInfo *)p_vertex_format.id; + VersatileResource::free(resources_allocator, vf_info); +} + +/******************/ +/**** BARRIERS ****/ +/******************/ + +// RDD::PipelineStageBits == VkPipelineStageFlagBits. +static_assert(ENUM_MEMBERS_EQUAL(RDD::PIPELINE_STAGE_TOP_OF_PIPE_BIT, VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::PIPELINE_STAGE_DRAW_INDIRECT_BIT, VK_PIPELINE_STAGE_DRAW_INDIRECT_BIT)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::PIPELINE_STAGE_VERTEX_INPUT_BIT, VK_PIPELINE_STAGE_VERTEX_INPUT_BIT)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::PIPELINE_STAGE_VERTEX_SHADER_BIT, VK_PIPELINE_STAGE_VERTEX_SHADER_BIT)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::PIPELINE_STAGE_TESSELLATION_CONTROL_SHADER_BIT, VK_PIPELINE_STAGE_TESSELLATION_CONTROL_SHADER_BIT)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::PIPELINE_STAGE_TESSELLATION_EVALUATION_SHADER_BIT, VK_PIPELINE_STAGE_TESSELLATION_EVALUATION_SHADER_BIT)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::PIPELINE_STAGE_GEOMETRY_SHADER_BIT, VK_PIPELINE_STAGE_GEOMETRY_SHADER_BIT)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::PIPELINE_STAGE_FRAGMENT_SHADER_BIT, VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::PIPELINE_STAGE_EARLY_FRAGMENT_TESTS_BIT, VK_PIPELINE_STAGE_EARLY_FRAGMENT_TESTS_BIT)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::PIPELINE_STAGE_LATE_FRAGMENT_TESTS_BIT, VK_PIPELINE_STAGE_LATE_FRAGMENT_TESTS_BIT)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT, VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::PIPELINE_STAGE_COMPUTE_SHADER_BIT, VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::PIPELINE_STAGE_TRANSFER_BIT, VK_PIPELINE_STAGE_TRANSFER_BIT)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::PIPELINE_STAGE_BOTTOM_OF_PIPE_BIT, VK_PIPELINE_STAGE_BOTTOM_OF_PIPE_BIT)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::PIPELINE_STAGE_ALL_GRAPHICS_BIT, VK_PIPELINE_STAGE_ALL_GRAPHICS_BIT)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::PIPELINE_STAGE_ALL_COMMANDS_BIT, VK_PIPELINE_STAGE_ALL_COMMANDS_BIT)); + +// RDD::BarrierAccessBits == VkAccessFlagBits. +static_assert(ENUM_MEMBERS_EQUAL(RDD::BARRIER_ACCESS_INDIRECT_COMMAND_READ_BIT, VK_ACCESS_INDIRECT_COMMAND_READ_BIT)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::BARRIER_ACCESS_INDEX_READ_BIT, VK_ACCESS_INDEX_READ_BIT)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::BARRIER_ACCESS_VERTEX_ATTRIBUTE_READ_BIT, VK_ACCESS_VERTEX_ATTRIBUTE_READ_BIT)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::BARRIER_ACCESS_UNIFORM_READ_BIT, VK_ACCESS_UNIFORM_READ_BIT)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::BARRIER_ACCESS_INPUT_ATTACHMENT_READ_BIT, VK_ACCESS_INPUT_ATTACHMENT_READ_BIT)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::BARRIER_ACCESS_SHADER_READ_BIT, VK_ACCESS_SHADER_READ_BIT)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::BARRIER_ACCESS_SHADER_WRITE_BIT, VK_ACCESS_SHADER_WRITE_BIT)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::BARRIER_ACCESS_COLOR_ATTACHMENT_READ_BIT, VK_ACCESS_COLOR_ATTACHMENT_READ_BIT)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::BARRIER_ACCESS_COLOR_ATTACHMENT_WRITE_BIT, VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::BARRIER_ACCESS_DEPTH_STENCIL_ATTACHMENT_READ_BIT, VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_READ_BIT)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::BARRIER_ACCESS_DEPTH_STENCIL_ATTACHMENT_WRITE_BIT, VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_WRITE_BIT)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::BARRIER_ACCESS_TRANSFER_READ_BIT, VK_ACCESS_TRANSFER_READ_BIT)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::BARRIER_ACCESS_TRANSFER_WRITE_BIT, VK_ACCESS_TRANSFER_WRITE_BIT)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::BARRIER_ACCESS_HOST_READ_BIT, VK_ACCESS_HOST_READ_BIT)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::BARRIER_ACCESS_HOST_WRITE_BIT, VK_ACCESS_HOST_WRITE_BIT)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::BARRIER_ACCESS_MEMORY_READ_BIT, VK_ACCESS_MEMORY_READ_BIT)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::BARRIER_ACCESS_MEMORY_WRITE_BIT, VK_ACCESS_MEMORY_WRITE_BIT)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::BARRIER_ACCESS_FRAGMENT_SHADING_RATE_ATTACHMENT_READ_BIT, VK_ACCESS_FRAGMENT_SHADING_RATE_ATTACHMENT_READ_BIT_KHR)); + +void RenderingDeviceDriverVulkan::command_pipeline_barrier( + CommandBufferID p_cmd_buffer, + BitField<PipelineStageBits> p_src_stages, + BitField<PipelineStageBits> p_dst_stages, + VectorView<MemoryBarrier> p_memory_barriers, + VectorView<BufferBarrier> p_buffer_barriers, + VectorView<TextureBarrier> p_texture_barriers) { + VkMemoryBarrier *vk_memory_barriers = ALLOCA_ARRAY(VkMemoryBarrier, p_memory_barriers.size()); + for (uint32_t i = 0; i < p_memory_barriers.size(); i++) { + vk_memory_barriers[i] = {}; + vk_memory_barriers[i].sType = VK_STRUCTURE_TYPE_MEMORY_BARRIER; + vk_memory_barriers[i].srcAccessMask = (VkPipelineStageFlags)p_memory_barriers[i].src_access; + vk_memory_barriers[i].dstAccessMask = (VkAccessFlags)p_memory_barriers[i].dst_access; + } + + VkBufferMemoryBarrier *vk_buffer_barriers = ALLOCA_ARRAY(VkBufferMemoryBarrier, p_buffer_barriers.size()); + for (uint32_t i = 0; i < p_buffer_barriers.size(); i++) { + vk_buffer_barriers[i] = {}; + vk_buffer_barriers[i].sType = VK_STRUCTURE_TYPE_BUFFER_MEMORY_BARRIER; + vk_buffer_barriers[i].srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED; + vk_buffer_barriers[i].dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED; + vk_buffer_barriers[i].srcAccessMask = (VkAccessFlags)p_buffer_barriers[i].src_access; + vk_buffer_barriers[i].dstAccessMask = (VkAccessFlags)p_buffer_barriers[i].dst_access; + vk_buffer_barriers[i].buffer = ((const BufferInfo *)p_buffer_barriers[i].buffer.id)->vk_buffer; + vk_buffer_barriers[i].offset = p_buffer_barriers[i].offset; + vk_buffer_barriers[i].size = p_buffer_barriers[i].size; + } + + VkImageMemoryBarrier *vk_image_barriers = ALLOCA_ARRAY(VkImageMemoryBarrier, p_texture_barriers.size()); + for (uint32_t i = 0; i < p_texture_barriers.size(); i++) { + const TextureInfo *tex_info = (const TextureInfo *)p_texture_barriers[i].texture.id; + vk_image_barriers[i] = {}; + vk_image_barriers[i].sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER; + vk_image_barriers[i].srcAccessMask = (VkAccessFlags)p_texture_barriers[i].src_access; + vk_image_barriers[i].dstAccessMask = (VkAccessFlags)p_texture_barriers[i].dst_access; + vk_image_barriers[i].oldLayout = (VkImageLayout)p_texture_barriers[i].prev_layout; + vk_image_barriers[i].newLayout = (VkImageLayout)p_texture_barriers[i].next_layout; + vk_image_barriers[i].srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED; + vk_image_barriers[i].dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED; + vk_image_barriers[i].image = tex_info->vk_view_create_info.image; + vk_image_barriers[i].subresourceRange.aspectMask = (VkImageAspectFlags)p_texture_barriers[i].subresources.aspect; + vk_image_barriers[i].subresourceRange.baseMipLevel = p_texture_barriers[i].subresources.base_mipmap; + vk_image_barriers[i].subresourceRange.levelCount = p_texture_barriers[i].subresources.mipmap_count; + vk_image_barriers[i].subresourceRange.baseArrayLayer = p_texture_barriers[i].subresources.base_layer; + vk_image_barriers[i].subresourceRange.layerCount = p_texture_barriers[i].subresources.layer_count; + } + + vkCmdPipelineBarrier( + (VkCommandBuffer)p_cmd_buffer.id, + (VkPipelineStageFlags)p_src_stages, + (VkPipelineStageFlags)p_dst_stages, + 0, + p_memory_barriers.size(), vk_memory_barriers, + p_buffer_barriers.size(), vk_buffer_barriers, + p_texture_barriers.size(), vk_image_barriers); +} + +/*************************/ +/**** COMMAND BUFFERS ****/ +/*************************/ + +// ----- POOL ----- + +RDD::CommandPoolID RenderingDeviceDriverVulkan::command_pool_create(CommandBufferType p_cmd_buffer_type) { + VkCommandPoolCreateInfo cmd_pool_info = {}; + cmd_pool_info.sType = VK_STRUCTURE_TYPE_COMMAND_POOL_CREATE_INFO; + cmd_pool_info.queueFamilyIndex = context->get_graphics_queue_family_index(); + cmd_pool_info.flags = VK_COMMAND_POOL_CREATE_RESET_COMMAND_BUFFER_BIT; + + VkCommandPool vk_cmd_pool = VK_NULL_HANDLE; + VkResult res = vkCreateCommandPool(vk_device, &cmd_pool_info, nullptr, &vk_cmd_pool); + ERR_FAIL_COND_V_MSG(res, CommandPoolID(), "vkCreateCommandPool failed with error " + itos(res) + "."); + +#ifdef DEBUG_ENABLED + if (p_cmd_buffer_type == COMMAND_BUFFER_TYPE_SECONDARY) { + secondary_cmd_pools.insert(CommandPoolID(vk_cmd_pool)); + } +#endif + + return CommandPoolID(vk_cmd_pool); +} + +void RenderingDeviceDriverVulkan::command_pool_free(CommandPoolID p_cmd_pool) { + vkDestroyCommandPool(vk_device, (VkCommandPool)p_cmd_pool.id, nullptr); + +#ifdef DEBUG_ENABLED + secondary_cmd_pools.erase(p_cmd_pool); +#endif +} + +// ----- BUFFER ----- + +RDD::CommandBufferID RenderingDeviceDriverVulkan::command_buffer_create(CommandBufferType p_cmd_buffer_type, CommandPoolID p_cmd_pool) { +#ifdef DEBUG_ENABLED + if (p_cmd_buffer_type == COMMAND_BUFFER_TYPE_PRIMARY) { + ERR_FAIL_COND_V(secondary_cmd_pools.has(p_cmd_pool), CommandBufferID()); + } else { + ERR_FAIL_COND_V(!secondary_cmd_pools.has(p_cmd_pool), CommandBufferID()); + } +#endif + + VkCommandBufferAllocateInfo cmd_buf_info = {}; + cmd_buf_info.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO; + cmd_buf_info.commandPool = (VkCommandPool)p_cmd_pool.id; + cmd_buf_info.level = p_cmd_buffer_type == COMMAND_BUFFER_TYPE_PRIMARY ? VK_COMMAND_BUFFER_LEVEL_PRIMARY : VK_COMMAND_BUFFER_LEVEL_SECONDARY; + cmd_buf_info.commandBufferCount = 1; + + VkCommandBuffer vk_cmd_buffer = VK_NULL_HANDLE; + VkResult err = vkAllocateCommandBuffers(vk_device, &cmd_buf_info, &vk_cmd_buffer); + ERR_FAIL_COND_V_MSG(err, CommandBufferID(), "vkAllocateCommandBuffers failed with error " + itos(err) + "."); + + CommandBufferID cmd_buffer_id = CommandBufferID(vk_cmd_buffer); +#ifdef DEBUG_ENABLED + // Erase first because Vulkan may reuse a handle. + secondary_cmd_buffers.erase(cmd_buffer_id); + if (p_cmd_buffer_type == COMMAND_BUFFER_TYPE_SECONDARY) { + secondary_cmd_buffers.insert(cmd_buffer_id); + } +#endif + return cmd_buffer_id; +} + +bool RenderingDeviceDriverVulkan::command_buffer_begin(CommandBufferID p_cmd_buffer) { +#ifdef DEBUG_ENABLED + ERR_FAIL_COND_V(secondary_cmd_buffers.has(p_cmd_buffer), false); +#endif + + // Reset is implicit (VK_COMMAND_POOL_CREATE_RESET_COMMAND_BUFFER_BIT). + + VkCommandBufferBeginInfo cmd_buf_begin_info = {}; + cmd_buf_begin_info.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO; + cmd_buf_begin_info.flags = VK_COMMAND_BUFFER_USAGE_ONE_TIME_SUBMIT_BIT; + + VkResult err = vkBeginCommandBuffer((VkCommandBuffer)p_cmd_buffer.id, &cmd_buf_begin_info); + ERR_FAIL_COND_V_MSG(err, false, "vkBeginCommandBuffer failed with error " + itos(err) + "."); + + return true; +} + +bool RenderingDeviceDriverVulkan::command_buffer_begin_secondary(CommandBufferID p_cmd_buffer, RenderPassID p_render_pass, uint32_t p_subpass, FramebufferID p_framebuffer) { +#ifdef DEBUG_ENABLED + ERR_FAIL_COND_V(!secondary_cmd_buffers.has(p_cmd_buffer), false); +#endif + + // Reset is implicit (VK_COMMAND_POOL_CREATE_RESET_COMMAND_BUFFER_BIT). + + VkCommandBufferInheritanceInfo inheritance_info = {}; + inheritance_info.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_INHERITANCE_INFO; + inheritance_info.renderPass = (VkRenderPass)p_render_pass.id; + inheritance_info.subpass = p_subpass; + inheritance_info.framebuffer = (VkFramebuffer)p_framebuffer.id; + + VkCommandBufferBeginInfo cmd_buf_begin_info = {}; + cmd_buf_begin_info.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO; + cmd_buf_begin_info.flags = VK_COMMAND_BUFFER_USAGE_SIMULTANEOUS_USE_BIT | VK_COMMAND_BUFFER_USAGE_RENDER_PASS_CONTINUE_BIT; + cmd_buf_begin_info.pInheritanceInfo = &inheritance_info; + + VkResult err = vkBeginCommandBuffer((VkCommandBuffer)p_cmd_buffer.id, &cmd_buf_begin_info); + ERR_FAIL_COND_V_MSG(err, false, "vkBeginCommandBuffer failed with error " + itos(err) + "."); + + return true; +} + +void RenderingDeviceDriverVulkan::command_buffer_end(CommandBufferID p_cmd_buffer) { + vkEndCommandBuffer((VkCommandBuffer)p_cmd_buffer.id); +} + +void RenderingDeviceDriverVulkan::command_buffer_execute_secondary(CommandBufferID p_cmd_buffer, VectorView<CommandBufferID> p_secondary_cmd_buffers) { +#ifdef DEBUG_ENABLED + ERR_FAIL_COND(secondary_cmd_buffers.has(p_cmd_buffer)); + for (uint32_t i = 0; i < p_secondary_cmd_buffers.size(); i++) { + ERR_FAIL_COND(!secondary_cmd_buffers.has(p_secondary_cmd_buffers[i])); + } +#endif + + vkCmdExecuteCommands((VkCommandBuffer)p_cmd_buffer.id, p_secondary_cmd_buffers.size(), (const VkCommandBuffer *)p_secondary_cmd_buffers.ptr()); +} + +/*********************/ +/**** FRAMEBUFFER ****/ +/*********************/ + +RDD::FramebufferID RenderingDeviceDriverVulkan::framebuffer_create(RenderPassID p_render_pass, VectorView<TextureID> p_attachments, uint32_t p_width, uint32_t p_height) { + VkImageView *vk_img_views = ALLOCA_ARRAY(VkImageView, p_attachments.size()); + for (uint32_t i = 0; i < p_attachments.size(); i++) { + vk_img_views[i] = ((const TextureInfo *)p_attachments[i].id)->vk_view; + } + + VkFramebufferCreateInfo framebuffer_create_info = {}; + framebuffer_create_info.sType = VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO; + framebuffer_create_info.renderPass = (VkRenderPass)p_render_pass.id; + framebuffer_create_info.attachmentCount = p_attachments.size(); + framebuffer_create_info.pAttachments = vk_img_views; + framebuffer_create_info.width = p_width; + framebuffer_create_info.height = p_height; + framebuffer_create_info.layers = 1; + + VkFramebuffer vk_framebuffer = VK_NULL_HANDLE; + VkResult err = vkCreateFramebuffer(vk_device, &framebuffer_create_info, nullptr, &vk_framebuffer); + ERR_FAIL_COND_V_MSG(err, FramebufferID(), "vkCreateFramebuffer failed with error " + itos(err) + "."); + + return FramebufferID(vk_framebuffer); +} + +void RenderingDeviceDriverVulkan::framebuffer_free(FramebufferID p_framebuffer) { + vkDestroyFramebuffer(vk_device, (VkFramebuffer)p_framebuffer.id, nullptr); +} + +/****************/ +/**** SHADER ****/ +/****************/ + +static VkShaderStageFlagBits RD_STAGE_TO_VK_SHADER_STAGE_BITS[RDD::SHADER_STAGE_MAX] = { + VK_SHADER_STAGE_VERTEX_BIT, + VK_SHADER_STAGE_FRAGMENT_BIT, + VK_SHADER_STAGE_TESSELLATION_CONTROL_BIT, + VK_SHADER_STAGE_TESSELLATION_EVALUATION_BIT, + VK_SHADER_STAGE_COMPUTE_BIT, +}; + +String RenderingDeviceDriverVulkan::shader_get_binary_cache_key() { + return "Vulkan-SV" + uitos(ShaderBinary::VERSION); +} + +Vector<uint8_t> RenderingDeviceDriverVulkan::shader_compile_binary_from_spirv(VectorView<ShaderStageSPIRVData> p_spirv, const String &p_shader_name) { + ShaderReflection shader_refl; + if (_reflect_spirv(p_spirv, shader_refl) != OK) { + return Vector<uint8_t>(); + } + + ERR_FAIL_COND_V_MSG((uint32_t)shader_refl.uniform_sets.size() > limits.maxBoundDescriptorSets, Vector<uint8_t>(), + "Number of uniform sets is larger than what is supported by the hardware (" + itos(limits.maxBoundDescriptorSets) + ")."); + + // Collect reflection data into binary data. + ShaderBinary::Data binary_data; + Vector<Vector<ShaderBinary::DataBinding>> uniforms; // Set bindings. + Vector<ShaderBinary::SpecializationConstant> specialization_constants; + { + binary_data.vertex_input_mask = shader_refl.vertex_input_mask; + binary_data.fragment_output_mask = shader_refl.fragment_output_mask; + binary_data.specialization_constants_count = shader_refl.specialization_constants.size(); + binary_data.is_compute = shader_refl.is_compute; + binary_data.compute_local_size[0] = shader_refl.compute_local_size[0]; + binary_data.compute_local_size[1] = shader_refl.compute_local_size[1]; + binary_data.compute_local_size[2] = shader_refl.compute_local_size[2]; + binary_data.set_count = shader_refl.uniform_sets.size(); + binary_data.push_constant_size = shader_refl.push_constant_size; + for (uint32_t i = 0; i < SHADER_STAGE_MAX; i++) { + if (shader_refl.push_constant_stages.has_flag((ShaderStage)(1 << i))) { + binary_data.vk_push_constant_stages_mask |= RD_STAGE_TO_VK_SHADER_STAGE_BITS[i]; + } + } + + for (const Vector<ShaderUniform> &set_refl : shader_refl.uniform_sets) { + Vector<ShaderBinary::DataBinding> set_bindings; + for (const ShaderUniform &uniform_refl : set_refl) { + ShaderBinary::DataBinding binding; + binding.type = (uint32_t)uniform_refl.type; + binding.binding = uniform_refl.binding; + binding.stages = (uint32_t)uniform_refl.stages; + binding.length = uniform_refl.length; + binding.writable = (uint32_t)uniform_refl.writable; + set_bindings.push_back(binding); + } + uniforms.push_back(set_bindings); + } + + for (const ShaderSpecializationConstant &refl_sc : shader_refl.specialization_constants) { + ShaderBinary::SpecializationConstant spec_constant; + spec_constant.type = (uint32_t)refl_sc.type; + spec_constant.constant_id = refl_sc.constant_id; + spec_constant.int_value = refl_sc.int_value; + spec_constant.stage_flags = (uint32_t)refl_sc.stages; + specialization_constants.push_back(spec_constant); + } + } + + Vector<Vector<uint8_t>> compressed_stages; + Vector<uint32_t> smolv_size; + Vector<uint32_t> zstd_size; // If 0, zstd not used. + + uint32_t stages_binary_size = 0; + + bool strip_debug = false; + + for (uint32_t i = 0; i < p_spirv.size(); i++) { + smolv::ByteArray smolv; + if (!smolv::Encode(p_spirv[i].spirv.ptr(), p_spirv[i].spirv.size(), smolv, strip_debug ? smolv::kEncodeFlagStripDebugInfo : 0)) { + ERR_FAIL_V_MSG(Vector<uint8_t>(), "Error compressing shader stage :" + String(SHADER_STAGE_NAMES[p_spirv[i].shader_stage])); + } else { + smolv_size.push_back(smolv.size()); + { // zstd. + Vector<uint8_t> zstd; + zstd.resize(Compression::get_max_compressed_buffer_size(smolv.size(), Compression::MODE_ZSTD)); + int dst_size = Compression::compress(zstd.ptrw(), &smolv[0], smolv.size(), Compression::MODE_ZSTD); + + if (dst_size > 0 && (uint32_t)dst_size < smolv.size()) { + zstd_size.push_back(dst_size); + zstd.resize(dst_size); + compressed_stages.push_back(zstd); + } else { + Vector<uint8_t> smv; + smv.resize(smolv.size()); + memcpy(smv.ptrw(), &smolv[0], smolv.size()); + zstd_size.push_back(0); // Not using zstd. + compressed_stages.push_back(smv); + } + } + } + uint32_t s = compressed_stages[i].size(); + if (s % 4 != 0) { + s += 4 - (s % 4); + } + stages_binary_size += s; + } + + binary_data.specialization_constants_count = specialization_constants.size(); + binary_data.set_count = uniforms.size(); + binary_data.stage_count = p_spirv.size(); + + CharString shader_name_utf = p_shader_name.utf8(); + + binary_data.shader_name_len = shader_name_utf.length(); + + uint32_t total_size = sizeof(uint32_t) * 3; // Header + version + main datasize;. + total_size += sizeof(ShaderBinary::Data); + + total_size += binary_data.shader_name_len; + + if ((binary_data.shader_name_len % 4) != 0) { // Alignment rules are really strange. + total_size += 4 - (binary_data.shader_name_len % 4); + } + + for (int i = 0; i < uniforms.size(); i++) { + total_size += sizeof(uint32_t); + total_size += uniforms[i].size() * sizeof(ShaderBinary::DataBinding); + } + + total_size += sizeof(ShaderBinary::SpecializationConstant) * specialization_constants.size(); + + total_size += compressed_stages.size() * sizeof(uint32_t) * 3; // Sizes. + total_size += stages_binary_size; + + Vector<uint8_t> ret; + ret.resize(total_size); + { + uint32_t offset = 0; + uint8_t *binptr = ret.ptrw(); + binptr[0] = 'G'; + binptr[1] = 'S'; + binptr[2] = 'B'; + binptr[3] = 'D'; // Godot Shader Binary Data. + offset += 4; + encode_uint32(ShaderBinary::VERSION, binptr + offset); + offset += sizeof(uint32_t); + encode_uint32(sizeof(ShaderBinary::Data), binptr + offset); + offset += sizeof(uint32_t); + memcpy(binptr + offset, &binary_data, sizeof(ShaderBinary::Data)); + offset += sizeof(ShaderBinary::Data); + + if (binary_data.shader_name_len > 0) { + memcpy(binptr + offset, shader_name_utf.ptr(), binary_data.shader_name_len); + offset += binary_data.shader_name_len; + + if ((binary_data.shader_name_len % 4) != 0) { // Alignment rules are really strange. + offset += 4 - (binary_data.shader_name_len % 4); + } + } + + for (int i = 0; i < uniforms.size(); i++) { + int count = uniforms[i].size(); + encode_uint32(count, binptr + offset); + offset += sizeof(uint32_t); + if (count > 0) { + memcpy(binptr + offset, uniforms[i].ptr(), sizeof(ShaderBinary::DataBinding) * count); + offset += sizeof(ShaderBinary::DataBinding) * count; + } + } + + if (specialization_constants.size()) { + memcpy(binptr + offset, specialization_constants.ptr(), sizeof(ShaderBinary::SpecializationConstant) * specialization_constants.size()); + offset += sizeof(ShaderBinary::SpecializationConstant) * specialization_constants.size(); + } + + for (int i = 0; i < compressed_stages.size(); i++) { + encode_uint32(p_spirv[i].shader_stage, binptr + offset); + offset += sizeof(uint32_t); + encode_uint32(smolv_size[i], binptr + offset); + offset += sizeof(uint32_t); + encode_uint32(zstd_size[i], binptr + offset); + offset += sizeof(uint32_t); + memcpy(binptr + offset, compressed_stages[i].ptr(), compressed_stages[i].size()); + + uint32_t s = compressed_stages[i].size(); + + if (s % 4 != 0) { + s += 4 - (s % 4); + } + + offset += s; + } + + DEV_ASSERT(offset == (uint32_t)ret.size()); + } + + return ret; +} + +RDD::ShaderID RenderingDeviceDriverVulkan::shader_create_from_bytecode(const Vector<uint8_t> &p_shader_binary, ShaderDescription &r_shader_desc, String &r_name) { + r_shader_desc = {}; // Driver-agnostic. + ShaderInfo shader_info; // Driver-specific. + + const uint8_t *binptr = p_shader_binary.ptr(); + uint32_t binsize = p_shader_binary.size(); + + uint32_t read_offset = 0; + + // Consistency check. + ERR_FAIL_COND_V(binsize < sizeof(uint32_t) * 3 + sizeof(ShaderBinary::Data), ShaderID()); + ERR_FAIL_COND_V(binptr[0] != 'G' || binptr[1] != 'S' || binptr[2] != 'B' || binptr[3] != 'D', ShaderID()); + + uint32_t bin_version = decode_uint32(binptr + 4); + ERR_FAIL_COND_V(bin_version != ShaderBinary::VERSION, ShaderID()); + + uint32_t bin_data_size = decode_uint32(binptr + 8); + + const ShaderBinary::Data &binary_data = *(reinterpret_cast<const ShaderBinary::Data *>(binptr + 12)); + + r_shader_desc.push_constant_size = binary_data.push_constant_size; + shader_info.vk_push_constant_stages = binary_data.vk_push_constant_stages_mask; + + r_shader_desc.vertex_input_mask = binary_data.vertex_input_mask; + r_shader_desc.fragment_output_mask = binary_data.fragment_output_mask; + + r_shader_desc.is_compute = binary_data.is_compute; + r_shader_desc.compute_local_size[0] = binary_data.compute_local_size[0]; + r_shader_desc.compute_local_size[1] = binary_data.compute_local_size[1]; + r_shader_desc.compute_local_size[2] = binary_data.compute_local_size[2]; + + read_offset += sizeof(uint32_t) * 3 + bin_data_size; + + if (binary_data.shader_name_len) { + r_name.parse_utf8((const char *)(binptr + read_offset), binary_data.shader_name_len); + read_offset += binary_data.shader_name_len; + if ((binary_data.shader_name_len % 4) != 0) { // Alignment rules are really strange. + read_offset += 4 - (binary_data.shader_name_len % 4); + } + } + + Vector<Vector<VkDescriptorSetLayoutBinding>> vk_set_bindings; + + r_shader_desc.uniform_sets.resize(binary_data.set_count); + vk_set_bindings.resize(binary_data.set_count); + + for (uint32_t i = 0; i < binary_data.set_count; i++) { + ERR_FAIL_COND_V(read_offset + sizeof(uint32_t) >= binsize, ShaderID()); + uint32_t set_count = decode_uint32(binptr + read_offset); + read_offset += sizeof(uint32_t); + const ShaderBinary::DataBinding *set_ptr = reinterpret_cast<const ShaderBinary::DataBinding *>(binptr + read_offset); + uint32_t set_size = set_count * sizeof(ShaderBinary::DataBinding); + ERR_FAIL_COND_V(read_offset + set_size >= binsize, ShaderID()); + + for (uint32_t j = 0; j < set_count; j++) { + ShaderUniform info; + info.type = UniformType(set_ptr[j].type); + info.writable = set_ptr[j].writable; + info.length = set_ptr[j].length; + info.binding = set_ptr[j].binding; + info.stages = set_ptr[j].stages; + + VkDescriptorSetLayoutBinding layout_binding = {}; + layout_binding.binding = set_ptr[j].binding; + layout_binding.descriptorCount = 1; + for (uint32_t k = 0; k < SHADER_STAGE_MAX; k++) { + if ((set_ptr[j].stages & (1 << k))) { + layout_binding.stageFlags |= RD_STAGE_TO_VK_SHADER_STAGE_BITS[k]; + } + } + + switch (info.type) { + case UNIFORM_TYPE_SAMPLER: { + layout_binding.descriptorType = VK_DESCRIPTOR_TYPE_SAMPLER; + layout_binding.descriptorCount = set_ptr[j].length; + } break; + case UNIFORM_TYPE_SAMPLER_WITH_TEXTURE: { + layout_binding.descriptorType = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER; + layout_binding.descriptorCount = set_ptr[j].length; + } break; + case UNIFORM_TYPE_TEXTURE: { + layout_binding.descriptorType = VK_DESCRIPTOR_TYPE_SAMPLED_IMAGE; + layout_binding.descriptorCount = set_ptr[j].length; + } break; + case UNIFORM_TYPE_IMAGE: { + layout_binding.descriptorType = VK_DESCRIPTOR_TYPE_STORAGE_IMAGE; + layout_binding.descriptorCount = set_ptr[j].length; + } break; + case UNIFORM_TYPE_TEXTURE_BUFFER: { + layout_binding.descriptorType = VK_DESCRIPTOR_TYPE_UNIFORM_TEXEL_BUFFER; + layout_binding.descriptorCount = set_ptr[j].length; + } break; + case UNIFORM_TYPE_IMAGE_BUFFER: { + layout_binding.descriptorType = VK_DESCRIPTOR_TYPE_STORAGE_TEXEL_BUFFER; + } break; + case UNIFORM_TYPE_UNIFORM_BUFFER: { + layout_binding.descriptorType = VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER; + } break; + case UNIFORM_TYPE_STORAGE_BUFFER: { + layout_binding.descriptorType = VK_DESCRIPTOR_TYPE_STORAGE_BUFFER; + } break; + case UNIFORM_TYPE_INPUT_ATTACHMENT: { + layout_binding.descriptorType = VK_DESCRIPTOR_TYPE_INPUT_ATTACHMENT; + } break; + default: { + DEV_ASSERT(false); + } + } + + r_shader_desc.uniform_sets.write[i].push_back(info); + vk_set_bindings.write[i].push_back(layout_binding); + } + + read_offset += set_size; + } + + ERR_FAIL_COND_V(read_offset + binary_data.specialization_constants_count * sizeof(ShaderBinary::SpecializationConstant) >= binsize, ShaderID()); + + r_shader_desc.specialization_constants.resize(binary_data.specialization_constants_count); + for (uint32_t i = 0; i < binary_data.specialization_constants_count; i++) { + const ShaderBinary::SpecializationConstant &src_sc = *(reinterpret_cast<const ShaderBinary::SpecializationConstant *>(binptr + read_offset)); + ShaderSpecializationConstant sc; + sc.type = PipelineSpecializationConstantType(src_sc.type); + sc.constant_id = src_sc.constant_id; + sc.int_value = src_sc.int_value; + sc.stages = src_sc.stage_flags; + r_shader_desc.specialization_constants.write[i] = sc; + + read_offset += sizeof(ShaderBinary::SpecializationConstant); + } + + struct Stage { + ShaderStage type = SHADER_STAGE_MAX; + Vector<uint8_t> spirv; + }; + Vector<Stage> stages; + + for (uint32_t i = 0; i < binary_data.stage_count; i++) { + ERR_FAIL_COND_V(read_offset + sizeof(uint32_t) * 3 >= binsize, ShaderID()); + uint32_t stage = decode_uint32(binptr + read_offset); + read_offset += sizeof(uint32_t); + uint32_t smolv_size = decode_uint32(binptr + read_offset); + read_offset += sizeof(uint32_t); + uint32_t zstd_size = decode_uint32(binptr + read_offset); + read_offset += sizeof(uint32_t); + + uint32_t buf_size = (zstd_size > 0) ? zstd_size : smolv_size; + + Vector<uint8_t> smolv; + const uint8_t *src_smolv = nullptr; + + if (zstd_size > 0) { + // Decompress to smolv. + smolv.resize(smolv_size); + int dec_smolv_size = Compression::decompress(smolv.ptrw(), smolv.size(), binptr + read_offset, zstd_size, Compression::MODE_ZSTD); + ERR_FAIL_COND_V(dec_smolv_size != (int32_t)smolv_size, ShaderID()); + src_smolv = smolv.ptr(); + } else { + src_smolv = binptr + read_offset; + } + + Vector<uint8_t> spirv; + uint32_t spirv_size = smolv::GetDecodedBufferSize(src_smolv, smolv_size); + spirv.resize(spirv_size); + if (!smolv::Decode(src_smolv, smolv_size, spirv.ptrw(), spirv_size)) { + ERR_FAIL_V_MSG(ShaderID(), "Malformed smolv input uncompressing shader stage:" + String(SHADER_STAGE_NAMES[stage])); + } + + Stage stage_entry; + stage_entry.type = ShaderStage(stage); + stage_entry.spirv = spirv; + stages.push_back(stage_entry); + + if (buf_size % 4 != 0) { + buf_size += 4 - (buf_size % 4); + } + + DEV_ASSERT(read_offset + buf_size <= binsize); + + read_offset += buf_size; + } + + DEV_ASSERT(read_offset == binsize); + + // Modules. + + String error_text; + + for (int i = 0; i < stages.size(); i++) { + VkShaderModuleCreateInfo shader_module_create_info = {}; + shader_module_create_info.sType = VK_STRUCTURE_TYPE_SHADER_MODULE_CREATE_INFO; + shader_module_create_info.codeSize = stages[i].spirv.size(); + shader_module_create_info.pCode = (const uint32_t *)stages[i].spirv.ptr(); + + VkShaderModule vk_module = VK_NULL_HANDLE; + VkResult res = vkCreateShaderModule(vk_device, &shader_module_create_info, nullptr, &vk_module); + if (res) { + error_text = "Error (" + itos(res) + ") creating shader module for stage: " + String(SHADER_STAGE_NAMES[stages[i].type]); + break; + } + + VkPipelineShaderStageCreateInfo create_info = {}; + create_info.sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO; + create_info.stage = RD_STAGE_TO_VK_SHADER_STAGE_BITS[stages[i].type]; + create_info.module = vk_module; + create_info.pName = "main"; + + shader_info.vk_stages_create_info.push_back(create_info); + } + + // Descriptor sets. + + if (error_text.is_empty()) { + DEV_ASSERT((uint32_t)vk_set_bindings.size() == binary_data.set_count); + for (uint32_t i = 0; i < binary_data.set_count; i++) { + // Empty ones are fine if they were not used according to spec (binding count will be 0). + VkDescriptorSetLayoutCreateInfo layout_create_info = {}; + layout_create_info.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_LAYOUT_CREATE_INFO; + layout_create_info.bindingCount = vk_set_bindings[i].size(); + layout_create_info.pBindings = vk_set_bindings[i].ptr(); + + VkDescriptorSetLayout layout = VK_NULL_HANDLE; + VkResult res = vkCreateDescriptorSetLayout(vk_device, &layout_create_info, nullptr, &layout); + if (res) { + error_text = "Error (" + itos(res) + ") creating descriptor set layout for set " + itos(i); + break; + } + + shader_info.vk_descriptor_set_layouts.push_back(layout); + } + } + + if (error_text.is_empty()) { + // Pipeline layout. + + VkPipelineLayoutCreateInfo pipeline_layout_create_info = {}; + pipeline_layout_create_info.sType = VK_STRUCTURE_TYPE_PIPELINE_LAYOUT_CREATE_INFO; + pipeline_layout_create_info.setLayoutCount = binary_data.set_count; + pipeline_layout_create_info.pSetLayouts = shader_info.vk_descriptor_set_layouts.ptr(); + + if (binary_data.push_constant_size) { + VkPushConstantRange *push_constant_range = ALLOCA_SINGLE(VkPushConstantRange); + *push_constant_range = {}; + push_constant_range->stageFlags = binary_data.vk_push_constant_stages_mask; + push_constant_range->size = binary_data.push_constant_size; + pipeline_layout_create_info.pushConstantRangeCount = 1; + pipeline_layout_create_info.pPushConstantRanges = push_constant_range; + } + + VkResult err = vkCreatePipelineLayout(vk_device, &pipeline_layout_create_info, nullptr, &shader_info.vk_pipeline_layout); + if (err) { + error_text = "Error (" + itos(err) + ") creating pipeline layout."; + } + } + + if (!error_text.is_empty()) { + // Clean up if failed. + for (uint32_t i = 0; i < shader_info.vk_stages_create_info.size(); i++) { + vkDestroyShaderModule(vk_device, shader_info.vk_stages_create_info[i].module, nullptr); + } + for (uint32_t i = 0; i < binary_data.set_count; i++) { + vkDestroyDescriptorSetLayout(vk_device, shader_info.vk_descriptor_set_layouts[i], nullptr); + } + + ERR_FAIL_V_MSG(ShaderID(), error_text); + } + + // Bookkeep. + + ShaderInfo *shader_info_ptr = VersatileResource::allocate<ShaderInfo>(resources_allocator); + *shader_info_ptr = shader_info; + return ShaderID(shader_info_ptr); +} + +void RenderingDeviceDriverVulkan::shader_free(ShaderID p_shader) { + ShaderInfo *shader_info = (ShaderInfo *)p_shader.id; + + for (uint32_t i = 0; i < shader_info->vk_descriptor_set_layouts.size(); i++) { + vkDestroyDescriptorSetLayout(vk_device, shader_info->vk_descriptor_set_layouts[i], nullptr); + } + + vkDestroyPipelineLayout(vk_device, shader_info->vk_pipeline_layout, nullptr); + + for (uint32_t i = 0; i < shader_info->vk_stages_create_info.size(); i++) { + vkDestroyShaderModule(vk_device, shader_info->vk_stages_create_info[i].module, nullptr); + } + + VersatileResource::free(resources_allocator, shader_info); +} + +/*********************/ +/**** UNIFORM SET ****/ +/*********************/ + +VkDescriptorPool RenderingDeviceDriverVulkan::_descriptor_set_pool_find_or_create(const DescriptorSetPoolKey &p_key, DescriptorSetPools::Iterator *r_pool_sets_it) { + DescriptorSetPools::Iterator pool_sets_it = descriptor_set_pools.find(p_key); + + if (pool_sets_it) { + for (KeyValue<VkDescriptorPool, uint32_t> &E : pool_sets_it->value) { + if (E.value < max_descriptor_sets_per_pool) { + *r_pool_sets_it = pool_sets_it; + return E.key; + } + } + } + + // Create a new one. + + // Here comes more vulkan API strangeness. + VkDescriptorPoolSize *vk_sizes = ALLOCA_ARRAY(VkDescriptorPoolSize, UNIFORM_TYPE_MAX); + uint32_t vk_sizes_count = 0; + { + VkDescriptorPoolSize *curr_vk_size = vk_sizes; + if (p_key.uniform_type[UNIFORM_TYPE_SAMPLER]) { + *curr_vk_size = {}; + curr_vk_size->type = VK_DESCRIPTOR_TYPE_SAMPLER; + curr_vk_size->descriptorCount = p_key.uniform_type[UNIFORM_TYPE_SAMPLER] * max_descriptor_sets_per_pool; + curr_vk_size++; + vk_sizes_count++; + } + if (p_key.uniform_type[UNIFORM_TYPE_SAMPLER_WITH_TEXTURE]) { + *curr_vk_size = {}; + curr_vk_size->type = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER; + curr_vk_size->descriptorCount = p_key.uniform_type[UNIFORM_TYPE_SAMPLER_WITH_TEXTURE] * max_descriptor_sets_per_pool; + curr_vk_size++; + vk_sizes_count++; + } + if (p_key.uniform_type[UNIFORM_TYPE_TEXTURE]) { + *curr_vk_size = {}; + curr_vk_size->type = VK_DESCRIPTOR_TYPE_SAMPLED_IMAGE; + curr_vk_size->descriptorCount = p_key.uniform_type[UNIFORM_TYPE_TEXTURE] * max_descriptor_sets_per_pool; + curr_vk_size++; + vk_sizes_count++; + } + if (p_key.uniform_type[UNIFORM_TYPE_IMAGE]) { + *curr_vk_size = {}; + curr_vk_size->type = VK_DESCRIPTOR_TYPE_STORAGE_IMAGE; + curr_vk_size->descriptorCount = p_key.uniform_type[UNIFORM_TYPE_IMAGE] * max_descriptor_sets_per_pool; + curr_vk_size++; + vk_sizes_count++; + } + if (p_key.uniform_type[UNIFORM_TYPE_TEXTURE_BUFFER] || p_key.uniform_type[UNIFORM_TYPE_SAMPLER_WITH_TEXTURE_BUFFER]) { + *curr_vk_size = {}; + curr_vk_size->type = VK_DESCRIPTOR_TYPE_UNIFORM_TEXEL_BUFFER; + curr_vk_size->descriptorCount = (p_key.uniform_type[UNIFORM_TYPE_TEXTURE_BUFFER] + p_key.uniform_type[UNIFORM_TYPE_SAMPLER_WITH_TEXTURE_BUFFER]) * max_descriptor_sets_per_pool; + curr_vk_size++; + vk_sizes_count++; + } + if (p_key.uniform_type[UNIFORM_TYPE_IMAGE_BUFFER]) { + *curr_vk_size = {}; + curr_vk_size->type = VK_DESCRIPTOR_TYPE_STORAGE_TEXEL_BUFFER; + curr_vk_size->descriptorCount = p_key.uniform_type[UNIFORM_TYPE_IMAGE_BUFFER] * max_descriptor_sets_per_pool; + curr_vk_size++; + vk_sizes_count++; + } + if (p_key.uniform_type[UNIFORM_TYPE_UNIFORM_BUFFER]) { + *curr_vk_size = {}; + curr_vk_size->type = VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER; + curr_vk_size->descriptorCount = p_key.uniform_type[UNIFORM_TYPE_UNIFORM_BUFFER] * max_descriptor_sets_per_pool; + curr_vk_size++; + vk_sizes_count++; + } + if (p_key.uniform_type[UNIFORM_TYPE_STORAGE_BUFFER]) { + *curr_vk_size = {}; + curr_vk_size->type = VK_DESCRIPTOR_TYPE_STORAGE_BUFFER; + curr_vk_size->descriptorCount = p_key.uniform_type[UNIFORM_TYPE_STORAGE_BUFFER] * max_descriptor_sets_per_pool; + curr_vk_size++; + vk_sizes_count++; + } + if (p_key.uniform_type[UNIFORM_TYPE_INPUT_ATTACHMENT]) { + *curr_vk_size = {}; + curr_vk_size->type = VK_DESCRIPTOR_TYPE_INPUT_ATTACHMENT; + curr_vk_size->descriptorCount = p_key.uniform_type[UNIFORM_TYPE_INPUT_ATTACHMENT] * max_descriptor_sets_per_pool; + curr_vk_size++; + vk_sizes_count++; + } + DEV_ASSERT(vk_sizes_count <= UNIFORM_TYPE_MAX); + } + + VkDescriptorPoolCreateInfo descriptor_set_pool_create_info = {}; + descriptor_set_pool_create_info.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_POOL_CREATE_INFO; + descriptor_set_pool_create_info.flags = VK_DESCRIPTOR_POOL_CREATE_FREE_DESCRIPTOR_SET_BIT; // Can't think how somebody may NOT need this flag. + descriptor_set_pool_create_info.maxSets = max_descriptor_sets_per_pool; + descriptor_set_pool_create_info.poolSizeCount = vk_sizes_count; + descriptor_set_pool_create_info.pPoolSizes = vk_sizes; + + VkDescriptorPool vk_pool = VK_NULL_HANDLE; + VkResult res = vkCreateDescriptorPool(vk_device, &descriptor_set_pool_create_info, nullptr, &vk_pool); + if (res) { + ERR_FAIL_COND_V_MSG(res, VK_NULL_HANDLE, "vkCreateDescriptorPool failed with error " + itos(res) + "."); + } + + // Bookkeep. + + if (!pool_sets_it) { + pool_sets_it = descriptor_set_pools.insert(p_key, HashMap<VkDescriptorPool, uint32_t>()); + } + HashMap<VkDescriptorPool, uint32_t> &pool_rcs = pool_sets_it->value; + pool_rcs.insert(vk_pool, 0); + *r_pool_sets_it = pool_sets_it; + return vk_pool; +} + +void RenderingDeviceDriverVulkan::_descriptor_set_pool_unreference(DescriptorSetPools::Iterator p_pool_sets_it, VkDescriptorPool p_vk_descriptor_pool) { + HashMap<VkDescriptorPool, uint32_t>::Iterator pool_rcs_it = p_pool_sets_it->value.find(p_vk_descriptor_pool); + pool_rcs_it->value--; + if (pool_rcs_it->value == 0) { + vkDestroyDescriptorPool(vk_device, p_vk_descriptor_pool, nullptr); + p_pool_sets_it->value.erase(p_vk_descriptor_pool); + if (p_pool_sets_it->value.is_empty()) { + descriptor_set_pools.remove(p_pool_sets_it); + } + } +} + +RDD::UniformSetID RenderingDeviceDriverVulkan::uniform_set_create(VectorView<BoundUniform> p_uniforms, ShaderID p_shader, uint32_t p_set_index) { + DescriptorSetPoolKey pool_key; + + VkWriteDescriptorSet *vk_writes = ALLOCA_ARRAY(VkWriteDescriptorSet, p_uniforms.size()); + for (uint32_t i = 0; i < p_uniforms.size(); i++) { + const BoundUniform &uniform = p_uniforms[i]; + + vk_writes[i] = {}; + vk_writes[i].sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET; + vk_writes[i].dstBinding = uniform.binding; + vk_writes[i].descriptorType = VK_DESCRIPTOR_TYPE_MAX_ENUM; // Invalid value. + + uint32_t num_descriptors = 1; + + switch (uniform.type) { + case UNIFORM_TYPE_SAMPLER: { + num_descriptors = uniform.ids.size(); + VkDescriptorImageInfo *vk_img_infos = ALLOCA_ARRAY(VkDescriptorImageInfo, num_descriptors); + + for (uint32_t j = 0; j < num_descriptors; j++) { + vk_img_infos[j] = {}; + vk_img_infos[j].sampler = (VkSampler)uniform.ids[j].id; + vk_img_infos[j].imageView = VK_NULL_HANDLE; + vk_img_infos[j].imageLayout = VK_IMAGE_LAYOUT_UNDEFINED; + } + + vk_writes[i].descriptorType = VK_DESCRIPTOR_TYPE_SAMPLER; + vk_writes[i].pImageInfo = vk_img_infos; + } break; + case UNIFORM_TYPE_SAMPLER_WITH_TEXTURE: { + num_descriptors = uniform.ids.size() / 2; + VkDescriptorImageInfo *vk_img_infos = ALLOCA_ARRAY(VkDescriptorImageInfo, num_descriptors); + + for (uint32_t j = 0; j < num_descriptors; j++) { + vk_img_infos[j] = {}; + vk_img_infos[j].sampler = (VkSampler)uniform.ids[j * 2 + 0].id; + vk_img_infos[j].imageView = ((const TextureInfo *)uniform.ids[j * 2 + 1].id)->vk_view; + vk_img_infos[j].imageLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL; + } + + vk_writes[i].descriptorType = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER; + vk_writes[i].pImageInfo = vk_img_infos; + } break; + case UNIFORM_TYPE_TEXTURE: { + num_descriptors = uniform.ids.size(); + VkDescriptorImageInfo *vk_img_infos = ALLOCA_ARRAY(VkDescriptorImageInfo, num_descriptors); + + for (uint32_t j = 0; j < num_descriptors; j++) { + vk_img_infos[j] = {}; + vk_img_infos[j].imageView = ((const TextureInfo *)uniform.ids[j].id)->vk_view; + vk_img_infos[j].imageLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL; + } + + vk_writes[i].descriptorType = VK_DESCRIPTOR_TYPE_SAMPLED_IMAGE; + vk_writes[i].pImageInfo = vk_img_infos; + } break; + case UNIFORM_TYPE_IMAGE: { + num_descriptors = uniform.ids.size(); + VkDescriptorImageInfo *vk_img_infos = ALLOCA_ARRAY(VkDescriptorImageInfo, num_descriptors); + + for (uint32_t j = 0; j < num_descriptors; j++) { + vk_img_infos[j] = {}; + vk_img_infos[j].imageView = ((const TextureInfo *)uniform.ids[j].id)->vk_view; + vk_img_infos[j].imageLayout = VK_IMAGE_LAYOUT_GENERAL; + } + + vk_writes[i].descriptorType = VK_DESCRIPTOR_TYPE_STORAGE_IMAGE; + vk_writes[i].pImageInfo = vk_img_infos; + } break; + case UNIFORM_TYPE_TEXTURE_BUFFER: { + num_descriptors = uniform.ids.size(); + VkDescriptorBufferInfo *vk_buf_infos = ALLOCA_ARRAY(VkDescriptorBufferInfo, num_descriptors); + VkBufferView *vk_buf_views = ALLOCA_ARRAY(VkBufferView, num_descriptors); + + for (uint32_t j = 0; j < num_descriptors; j++) { + const BufferInfo *buf_info = (const BufferInfo *)uniform.ids[j].id; + vk_buf_infos[j] = {}; + vk_buf_infos[j].buffer = buf_info->vk_buffer; + vk_buf_infos[j].range = buf_info->size; + + vk_buf_views[j] = buf_info->vk_view; + } + + vk_writes[i].descriptorType = VK_DESCRIPTOR_TYPE_UNIFORM_TEXEL_BUFFER; + vk_writes[i].pBufferInfo = vk_buf_infos; + vk_writes[i].pTexelBufferView = vk_buf_views; + } break; + case UNIFORM_TYPE_SAMPLER_WITH_TEXTURE_BUFFER: { + num_descriptors = uniform.ids.size() / 2; + VkDescriptorImageInfo *vk_img_infos = ALLOCA_ARRAY(VkDescriptorImageInfo, num_descriptors); + VkDescriptorBufferInfo *vk_buf_infos = ALLOCA_ARRAY(VkDescriptorBufferInfo, num_descriptors); + VkBufferView *vk_buf_views = ALLOCA_ARRAY(VkBufferView, num_descriptors); + + for (uint32_t j = 0; j < num_descriptors; j++) { + vk_img_infos[j] = {}; + vk_img_infos[j].sampler = (VkSampler)uniform.ids[j * 2 + 0].id; + + const BufferInfo *buf_info = (const BufferInfo *)uniform.ids[j * 2 + 1].id; + vk_buf_infos[j] = {}; + vk_buf_infos[j].buffer = buf_info->vk_buffer; + vk_buf_infos[j].range = buf_info->size; + + vk_buf_views[j] = buf_info->vk_view; + } + + vk_writes[i].descriptorType = VK_DESCRIPTOR_TYPE_UNIFORM_TEXEL_BUFFER; + vk_writes[i].pImageInfo = vk_img_infos; + vk_writes[i].pBufferInfo = vk_buf_infos; + vk_writes[i].pTexelBufferView = vk_buf_views; + } break; + case UNIFORM_TYPE_IMAGE_BUFFER: { + CRASH_NOW_MSG("Unimplemented!"); // TODO. + } break; + case UNIFORM_TYPE_UNIFORM_BUFFER: { + const BufferInfo *buf_info = (const BufferInfo *)uniform.ids[0].id; + VkDescriptorBufferInfo *vk_buf_info = ALLOCA_SINGLE(VkDescriptorBufferInfo); + *vk_buf_info = {}; + vk_buf_info->buffer = buf_info->vk_buffer; + vk_buf_info->range = buf_info->size; + + vk_writes[i].descriptorType = VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER; + vk_writes[i].pBufferInfo = vk_buf_info; + } break; + case UNIFORM_TYPE_STORAGE_BUFFER: { + const BufferInfo *buf_info = (const BufferInfo *)uniform.ids[0].id; + VkDescriptorBufferInfo *vk_buf_info = ALLOCA_SINGLE(VkDescriptorBufferInfo); + *vk_buf_info = {}; + vk_buf_info->buffer = buf_info->vk_buffer; + vk_buf_info->range = buf_info->size; + + vk_writes[i].descriptorType = VK_DESCRIPTOR_TYPE_STORAGE_BUFFER; + vk_writes[i].pBufferInfo = vk_buf_info; + } break; + case UNIFORM_TYPE_INPUT_ATTACHMENT: { + num_descriptors = uniform.ids.size(); + VkDescriptorImageInfo *vk_img_infos = ALLOCA_ARRAY(VkDescriptorImageInfo, num_descriptors); + + for (uint32_t j = 0; j < uniform.ids.size(); j++) { + vk_img_infos[j] = {}; + vk_img_infos[j].imageView = ((const TextureInfo *)uniform.ids[j].id)->vk_view; + vk_img_infos[j].imageLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL; + } + + vk_writes[i].descriptorType = VK_DESCRIPTOR_TYPE_INPUT_ATTACHMENT; + vk_writes[i].pImageInfo = vk_img_infos; + } break; + default: { + DEV_ASSERT(false); + } + } + + vk_writes[i].descriptorCount = num_descriptors; + + ERR_FAIL_COND_V_MSG(pool_key.uniform_type[uniform.type] == MAX_UNIFORM_POOL_ELEMENT, UniformSetID(), + "Uniform set reached the limit of bindings for the same type (" + itos(MAX_UNIFORM_POOL_ELEMENT) + ")."); + pool_key.uniform_type[uniform.type] += num_descriptors; + } + + // Need a descriptor pool. + DescriptorSetPools::Iterator pool_sets_it = {}; + VkDescriptorPool vk_pool = _descriptor_set_pool_find_or_create(pool_key, &pool_sets_it); + DEV_ASSERT(vk_pool); + pool_sets_it->value[vk_pool]++; + + VkDescriptorSetAllocateInfo descriptor_set_allocate_info = {}; + descriptor_set_allocate_info.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_ALLOCATE_INFO; + descriptor_set_allocate_info.descriptorPool = vk_pool; + descriptor_set_allocate_info.descriptorSetCount = 1; + const ShaderInfo *shader_info = (const ShaderInfo *)p_shader.id; + descriptor_set_allocate_info.pSetLayouts = &shader_info->vk_descriptor_set_layouts[p_set_index]; + + VkDescriptorSet vk_descriptor_set = VK_NULL_HANDLE; + VkResult res = vkAllocateDescriptorSets(vk_device, &descriptor_set_allocate_info, &vk_descriptor_set); + if (res) { + _descriptor_set_pool_unreference(pool_sets_it, vk_pool); + ERR_FAIL_V_MSG(UniformSetID(), "Cannot allocate descriptor sets, error " + itos(res) + "."); + } + + for (uint32_t i = 0; i < p_uniforms.size(); i++) { + vk_writes[i].dstSet = vk_descriptor_set; + } + vkUpdateDescriptorSets(vk_device, p_uniforms.size(), vk_writes, 0, nullptr); + + // Bookkeep. + + UniformSetInfo *usi = VersatileResource::allocate<UniformSetInfo>(resources_allocator); + usi->vk_descriptor_set = vk_descriptor_set; + usi->vk_descriptor_pool = vk_pool; + usi->pool_sets_it = pool_sets_it; + + return UniformSetID(usi); +} + +void RenderingDeviceDriverVulkan::uniform_set_free(UniformSetID p_uniform_set) { + UniformSetInfo *usi = (UniformSetInfo *)p_uniform_set.id; + vkFreeDescriptorSets(vk_device, usi->vk_descriptor_pool, 1, &usi->vk_descriptor_set); + + _descriptor_set_pool_unreference(usi->pool_sets_it, usi->vk_descriptor_pool); + + VersatileResource::free(resources_allocator, usi); +} + +// ----- COMMANDS ----- + +void RenderingDeviceDriverVulkan::command_uniform_set_prepare_for_use(CommandBufferID p_cmd_buffer, UniformSetID p_uniform_set, ShaderID p_shader, uint32_t p_set_index) { +} + +/******************/ +/**** TRANSFER ****/ +/******************/ + +static_assert(ARRAYS_COMPATIBLE_FIELDWISE(RDD::BufferCopyRegion, VkBufferCopy)); + +static void _texture_subresource_range_to_vk(const RDD::TextureSubresourceRange &p_subresources, VkImageSubresourceRange *r_vk_subreources) { + *r_vk_subreources = {}; + r_vk_subreources->aspectMask = (VkImageAspectFlags)p_subresources.aspect; + r_vk_subreources->baseMipLevel = p_subresources.base_mipmap; + r_vk_subreources->levelCount = p_subresources.mipmap_count; + r_vk_subreources->baseArrayLayer = p_subresources.base_layer; + r_vk_subreources->layerCount = p_subresources.layer_count; +} + +static void _texture_subresource_layers_to_vk(const RDD::TextureSubresourceLayers &p_subresources, VkImageSubresourceLayers *r_vk_subreources) { + *r_vk_subreources = {}; + r_vk_subreources->aspectMask = (VkImageAspectFlags)p_subresources.aspect; + r_vk_subreources->mipLevel = p_subresources.mipmap; + r_vk_subreources->baseArrayLayer = p_subresources.base_layer; + r_vk_subreources->layerCount = p_subresources.layer_count; +} + +static void _buffer_texture_copy_region_to_vk(const RDD::BufferTextureCopyRegion &p_copy_region, VkBufferImageCopy *r_vk_copy_region) { + *r_vk_copy_region = {}; + r_vk_copy_region->bufferOffset = p_copy_region.buffer_offset; + _texture_subresource_layers_to_vk(p_copy_region.texture_subresources, &r_vk_copy_region->imageSubresource); + r_vk_copy_region->imageOffset.x = p_copy_region.texture_offset.x; + r_vk_copy_region->imageOffset.y = p_copy_region.texture_offset.y; + r_vk_copy_region->imageOffset.z = p_copy_region.texture_offset.z; + r_vk_copy_region->imageExtent.width = p_copy_region.texture_region_size.x; + r_vk_copy_region->imageExtent.height = p_copy_region.texture_region_size.y; + r_vk_copy_region->imageExtent.depth = p_copy_region.texture_region_size.z; +} + +static void _texture_copy_region_to_vk(const RDD::TextureCopyRegion &p_copy_region, VkImageCopy *r_vk_copy_region) { + *r_vk_copy_region = {}; + _texture_subresource_layers_to_vk(p_copy_region.src_subresources, &r_vk_copy_region->srcSubresource); + r_vk_copy_region->srcOffset.x = p_copy_region.src_offset.x; + r_vk_copy_region->srcOffset.y = p_copy_region.src_offset.y; + r_vk_copy_region->srcOffset.z = p_copy_region.src_offset.z; + _texture_subresource_layers_to_vk(p_copy_region.dst_subresources, &r_vk_copy_region->dstSubresource); + r_vk_copy_region->dstOffset.x = p_copy_region.dst_offset.x; + r_vk_copy_region->dstOffset.y = p_copy_region.dst_offset.y; + r_vk_copy_region->dstOffset.z = p_copy_region.dst_offset.z; + r_vk_copy_region->extent.width = p_copy_region.size.x; + r_vk_copy_region->extent.height = p_copy_region.size.y; + r_vk_copy_region->extent.depth = p_copy_region.size.z; +} + +void RenderingDeviceDriverVulkan::command_clear_buffer(CommandBufferID p_cmd_buffer, BufferID p_buffer, uint64_t p_offset, uint64_t p_size) { + const BufferInfo *buf_info = (const BufferInfo *)p_buffer.id; + vkCmdFillBuffer((VkCommandBuffer)p_cmd_buffer.id, buf_info->vk_buffer, p_offset, p_size, 0); +} + +void RenderingDeviceDriverVulkan::command_copy_buffer(CommandBufferID p_cmd_buffer, BufferID p_src_buffer, BufferID p_dst_buffer, VectorView<BufferCopyRegion> p_regions) { + const BufferInfo *src_buf_info = (const BufferInfo *)p_src_buffer.id; + const BufferInfo *dst_buf_info = (const BufferInfo *)p_dst_buffer.id; + vkCmdCopyBuffer((VkCommandBuffer)p_cmd_buffer.id, src_buf_info->vk_buffer, dst_buf_info->vk_buffer, p_regions.size(), (const VkBufferCopy *)p_regions.ptr()); +} + +void RenderingDeviceDriverVulkan::command_copy_texture(CommandBufferID p_cmd_buffer, TextureID p_src_texture, TextureLayout p_src_texture_layout, TextureID p_dst_texture, TextureLayout p_dst_texture_layout, VectorView<TextureCopyRegion> p_regions) { + VkImageCopy *vk_copy_regions = ALLOCA_ARRAY(VkImageCopy, p_regions.size()); + for (uint32_t i = 0; i < p_regions.size(); i++) { + _texture_copy_region_to_vk(p_regions[i], &vk_copy_regions[i]); + } + + const TextureInfo *src_tex_info = (const TextureInfo *)p_src_texture.id; + const TextureInfo *dst_tex_info = (const TextureInfo *)p_dst_texture.id; + vkCmdCopyImage((VkCommandBuffer)p_cmd_buffer.id, src_tex_info->vk_view_create_info.image, (VkImageLayout)p_src_texture_layout, dst_tex_info->vk_view_create_info.image, (VkImageLayout)p_dst_texture_layout, p_regions.size(), vk_copy_regions); +} + +void RenderingDeviceDriverVulkan::command_resolve_texture(CommandBufferID p_cmd_buffer, TextureID p_src_texture, TextureLayout p_src_texture_layout, uint32_t p_src_layer, uint32_t p_src_mipmap, TextureID p_dst_texture, TextureLayout p_dst_texture_layout, uint32_t p_dst_layer, uint32_t p_dst_mipmap) { + const TextureInfo *src_tex_info = (const TextureInfo *)p_src_texture.id; + const TextureInfo *dst_tex_info = (const TextureInfo *)p_dst_texture.id; + + VkImageResolve vk_resolve = {}; + vk_resolve.srcSubresource.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT; + vk_resolve.srcSubresource.mipLevel = p_src_mipmap; + vk_resolve.srcSubresource.baseArrayLayer = p_src_layer; + vk_resolve.srcSubresource.layerCount = 1; + vk_resolve.dstSubresource.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT; + vk_resolve.dstSubresource.mipLevel = p_dst_mipmap; + vk_resolve.dstSubresource.baseArrayLayer = p_dst_layer; + vk_resolve.dstSubresource.layerCount = 1; + vk_resolve.extent.width = MAX(1u, src_tex_info->vk_create_info.extent.width >> p_src_mipmap); + vk_resolve.extent.height = MAX(1u, src_tex_info->vk_create_info.extent.height >> p_src_mipmap); + vk_resolve.extent.depth = MAX(1u, src_tex_info->vk_create_info.extent.depth >> p_src_mipmap); + + vkCmdResolveImage((VkCommandBuffer)p_cmd_buffer.id, src_tex_info->vk_view_create_info.image, (VkImageLayout)p_src_texture_layout, dst_tex_info->vk_view_create_info.image, (VkImageLayout)p_dst_texture_layout, 1, &vk_resolve); +} + +void RenderingDeviceDriverVulkan::command_clear_color_texture(CommandBufferID p_cmd_buffer, TextureID p_texture, TextureLayout p_texture_layout, const Color &p_color, const TextureSubresourceRange &p_subresources) { + VkClearColorValue vk_color = {}; + memcpy(&vk_color.float32, p_color.components, sizeof(VkClearColorValue::float32)); + + VkImageSubresourceRange vk_subresources = {}; + _texture_subresource_range_to_vk(p_subresources, &vk_subresources); + + const TextureInfo *tex_info = (const TextureInfo *)p_texture.id; + vkCmdClearColorImage((VkCommandBuffer)p_cmd_buffer.id, tex_info->vk_view_create_info.image, (VkImageLayout)p_texture_layout, &vk_color, 1, &vk_subresources); +} + +void RenderingDeviceDriverVulkan::command_copy_buffer_to_texture(CommandBufferID p_cmd_buffer, BufferID p_src_buffer, TextureID p_dst_texture, TextureLayout p_dst_texture_layout, VectorView<BufferTextureCopyRegion> p_regions) { + VkBufferImageCopy *vk_copy_regions = ALLOCA_ARRAY(VkBufferImageCopy, p_regions.size()); + for (uint32_t i = 0; i < p_regions.size(); i++) { + _buffer_texture_copy_region_to_vk(p_regions[i], &vk_copy_regions[i]); + } + + const BufferInfo *buf_info = (const BufferInfo *)p_src_buffer.id; + const TextureInfo *tex_info = (const TextureInfo *)p_dst_texture.id; + vkCmdCopyBufferToImage((VkCommandBuffer)p_cmd_buffer.id, buf_info->vk_buffer, tex_info->vk_view_create_info.image, (VkImageLayout)p_dst_texture_layout, p_regions.size(), vk_copy_regions); +} + +void RenderingDeviceDriverVulkan::command_copy_texture_to_buffer(CommandBufferID p_cmd_buffer, TextureID p_src_texture, TextureLayout p_src_texture_layout, BufferID p_dst_buffer, VectorView<BufferTextureCopyRegion> p_regions) { + VkBufferImageCopy *vk_copy_regions = ALLOCA_ARRAY(VkBufferImageCopy, p_regions.size()); + for (uint32_t i = 0; i < p_regions.size(); i++) { + _buffer_texture_copy_region_to_vk(p_regions[i], &vk_copy_regions[i]); + } + + const TextureInfo *tex_info = (const TextureInfo *)p_src_texture.id; + const BufferInfo *buf_info = (const BufferInfo *)p_dst_buffer.id; + vkCmdCopyImageToBuffer((VkCommandBuffer)p_cmd_buffer.id, tex_info->vk_view_create_info.image, (VkImageLayout)p_src_texture_layout, buf_info->vk_buffer, p_regions.size(), vk_copy_regions); +} + +/******************/ +/**** PIPELINE ****/ +/******************/ + +void RenderingDeviceDriverVulkan::pipeline_free(PipelineID p_pipeline) { + vkDestroyPipeline(vk_device, (VkPipeline)p_pipeline.id, nullptr); +} + +// ----- BINDING ----- + +void RenderingDeviceDriverVulkan::command_bind_push_constants(CommandBufferID p_cmd_buffer, ShaderID p_shader, uint32_t p_dst_first_index, VectorView<uint32_t> p_data) { + const ShaderInfo *shader_info = (const ShaderInfo *)p_shader.id; + vkCmdPushConstants((VkCommandBuffer)p_cmd_buffer.id, shader_info->vk_pipeline_layout, shader_info->vk_push_constant_stages, p_dst_first_index * sizeof(uint32_t), p_data.size() * sizeof(uint32_t), p_data.ptr()); +} + +// ----- CACHE ----- + +int RenderingDeviceDriverVulkan::caching_instance_count = 0; + +bool RenderingDeviceDriverVulkan::pipeline_cache_create(const Vector<uint8_t> &p_data) { + if (caching_instance_count) { + WARN_PRINT("There's already a RenderingDeviceDriverVulkan instance doing PSO caching. Only one can at the same time. This one won't."); + return false; + } + caching_instance_count++; + + pipelines_cache.current_size = 0; + pipelines_cache.buffer.resize(sizeof(PipelineCacheHeader)); + + // Parse. + { + if (p_data.size() <= (int)sizeof(PipelineCacheHeader)) { + WARN_PRINT("Invalid/corrupt pipelines cache."); + } else { + const PipelineCacheHeader *loaded_header = reinterpret_cast<const PipelineCacheHeader *>(p_data.ptr()); + if (loaded_header->magic != 868 + VK_PIPELINE_CACHE_HEADER_VERSION_ONE) { + WARN_PRINT("Invalid pipelines cache magic number."); + } else { + const uint8_t *loaded_buffer_start = p_data.ptr() + sizeof(PipelineCacheHeader); + uint32_t loaded_buffer_size = p_data.size() - sizeof(PipelineCacheHeader); + const PipelineCacheHeader *current_header = (PipelineCacheHeader *)pipelines_cache.buffer.ptr(); + if (loaded_header->data_hash != hash_murmur3_buffer(loaded_buffer_start, loaded_buffer_size) || + loaded_header->data_size != loaded_buffer_size || + loaded_header->vendor_id != current_header->vendor_id || + loaded_header->device_id != current_header->device_id || + loaded_header->driver_version != current_header->driver_version || + memcmp(loaded_header->uuid, current_header->uuid, VK_UUID_SIZE) != 0 || + loaded_header->driver_abi != current_header->driver_abi) { + WARN_PRINT("Invalid pipelines cache header."); + } else { + pipelines_cache.current_size = loaded_buffer_size; + pipelines_cache.buffer = p_data; + } + } + } + } + + // Create. + { + VkPipelineCacheCreateInfo cache_info = {}; + cache_info.sType = VK_STRUCTURE_TYPE_PIPELINE_CACHE_CREATE_INFO; + if (context->get_pipeline_cache_control_support()) { + cache_info.flags = VK_PIPELINE_CACHE_CREATE_EXTERNALLY_SYNCHRONIZED_BIT; + } + cache_info.initialDataSize = pipelines_cache.buffer.size() - sizeof(PipelineCacheHeader); + cache_info.pInitialData = pipelines_cache.buffer.ptr() + sizeof(PipelineCacheHeader); + + VkResult err = vkCreatePipelineCache(vk_device, &cache_info, nullptr, &pipelines_cache.vk_cache); + if (err != VK_SUCCESS) { + WARN_PRINT("vkCreatePipelinecache failed with error " + itos(err) + "."); + return false; + } + } + + return true; +} + +void RenderingDeviceDriverVulkan::pipeline_cache_free() { + DEV_ASSERT(pipelines_cache.vk_cache); + + vkDestroyPipelineCache(vk_device, pipelines_cache.vk_cache, nullptr); + + DEV_ASSERT(caching_instance_count > 0); + caching_instance_count--; +} + +size_t RenderingDeviceDriverVulkan::pipeline_cache_query_size() { + DEV_ASSERT(pipelines_cache.vk_cache); + + // FIXME: + // We're letting the cache grow unboundedly. We may want to set at limit and see if implementations use LRU or the like. + // If we do, we won't be able to assume any longer that the cache is dirty if, and only if, it has grown. + VkResult err = vkGetPipelineCacheData(vk_device, pipelines_cache.vk_cache, &pipelines_cache.current_size, nullptr); + ERR_FAIL_COND_V_MSG(err, 0, "vkGetPipelineCacheData failed with error " + itos(err) + "."); + + return pipelines_cache.current_size; +} + +Vector<uint8_t> RenderingDeviceDriverVulkan::pipeline_cache_serialize() { + DEV_ASSERT(pipelines_cache.vk_cache); + + pipelines_cache.buffer.resize(pipelines_cache.current_size + sizeof(PipelineCacheHeader)); + + VkResult err = vkGetPipelineCacheData(vk_device, pipelines_cache.vk_cache, &pipelines_cache.current_size, pipelines_cache.buffer.ptrw() + sizeof(PipelineCacheHeader)); + ERR_FAIL_COND_V(err != VK_SUCCESS && err != VK_INCOMPLETE, Vector<uint8_t>()); // Incomplete is OK because the cache may have grown since the size was queried (unless when exiting). + + // The real buffer size may now be bigger than the updated current_size. + // We take into account the new size but keep the buffer resized in a worst-case fashion. + + PipelineCacheHeader *header = (PipelineCacheHeader *)pipelines_cache.buffer.ptrw(); + header->data_size = pipelines_cache.current_size; + header->data_hash = hash_murmur3_buffer(pipelines_cache.buffer.ptr() + sizeof(PipelineCacheHeader), pipelines_cache.current_size); + + return pipelines_cache.buffer; +} + +/*******************/ +/**** RENDERING ****/ +/*******************/ + +// ----- SUBPASS ----- + +// RDD::AttachmentLoadOp == VkAttachmentLoadOp. +static_assert(ENUM_MEMBERS_EQUAL(RDD::ATTACHMENT_LOAD_OP_LOAD, VK_ATTACHMENT_LOAD_OP_LOAD)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::ATTACHMENT_LOAD_OP_CLEAR, VK_ATTACHMENT_LOAD_OP_CLEAR)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::ATTACHMENT_LOAD_OP_DONT_CARE, VK_ATTACHMENT_LOAD_OP_DONT_CARE)); + +// RDD::AttachmentStoreOp == VkAttachmentStoreOp. +static_assert(ENUM_MEMBERS_EQUAL(RDD::ATTACHMENT_STORE_OP_STORE, VK_ATTACHMENT_STORE_OP_STORE)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::ATTACHMENT_STORE_OP_DONT_CARE, VK_ATTACHMENT_STORE_OP_DONT_CARE)); + +// Assuming Vulkan and RDD's are backed by uint32_t in: +// - VkSubpassDescription2::pPreserveAttachments and RDD::Subpass::preserve_attachments. +// - VkRenderPassCreateInfo2KHR::pCorrelatedViewMasks and p_view_correlation_mask. + +static void _attachment_reference_to_vk(const RDD::AttachmentReference &p_attachment_reference, VkAttachmentReference2KHR *r_vk_attachment_reference) { + *r_vk_attachment_reference = {}; + r_vk_attachment_reference->sType = VK_STRUCTURE_TYPE_ATTACHMENT_REFERENCE_2_KHR; + r_vk_attachment_reference->attachment = p_attachment_reference.attachment; + r_vk_attachment_reference->layout = (VkImageLayout)p_attachment_reference.layout; + r_vk_attachment_reference->aspectMask = (VkImageAspectFlags)p_attachment_reference.aspect; +} + +RDD::RenderPassID RenderingDeviceDriverVulkan::render_pass_create(VectorView<Attachment> p_attachments, VectorView<Subpass> p_subpasses, VectorView<SubpassDependency> p_subpass_dependencies, uint32_t p_view_count) { + // These are only used if we use multiview but we need to define them in scope. + const uint32_t view_mask = (1 << p_view_count) - 1; + const uint32_t correlation_mask = (1 << p_view_count) - 1; + + VkAttachmentDescription2KHR *vk_attachments = ALLOCA_ARRAY(VkAttachmentDescription2KHR, p_attachments.size()); + for (uint32_t i = 0; i < p_attachments.size(); i++) { + vk_attachments[i] = {}; + vk_attachments[i].sType = VK_STRUCTURE_TYPE_ATTACHMENT_DESCRIPTION_2_KHR; + vk_attachments[i].format = RD_TO_VK_FORMAT[p_attachments[i].format]; + vk_attachments[i].samples = _ensure_supported_sample_count(p_attachments[i].samples); + vk_attachments[i].loadOp = (VkAttachmentLoadOp)p_attachments[i].load_op; + vk_attachments[i].storeOp = (VkAttachmentStoreOp)p_attachments[i].store_op; + vk_attachments[i].stencilLoadOp = (VkAttachmentLoadOp)p_attachments[i].stencil_load_op; + vk_attachments[i].stencilStoreOp = (VkAttachmentStoreOp)p_attachments[i].stencil_store_op; + vk_attachments[i].initialLayout = (VkImageLayout)p_attachments[i].initial_layout; + vk_attachments[i].finalLayout = (VkImageLayout)p_attachments[i].final_layout; + } + + VkSubpassDescription2KHR *vk_subpasses = ALLOCA_ARRAY(VkSubpassDescription2KHR, p_subpasses.size()); + for (uint32_t i = 0; i < p_subpasses.size(); i++) { + VkAttachmentReference2KHR *vk_subpass_input_attachments = ALLOCA_ARRAY(VkAttachmentReference2KHR, p_subpasses[i].input_references.size()); + for (uint32_t j = 0; j < p_subpasses[i].input_references.size(); j++) { + _attachment_reference_to_vk(p_subpasses[i].input_references[j], &vk_subpass_input_attachments[j]); + } + + VkAttachmentReference2KHR *vk_subpass_color_attachments = ALLOCA_ARRAY(VkAttachmentReference2KHR, p_subpasses[i].color_references.size()); + for (uint32_t j = 0; j < p_subpasses[i].color_references.size(); j++) { + _attachment_reference_to_vk(p_subpasses[i].color_references[j], &vk_subpass_color_attachments[j]); + } + + VkAttachmentReference2KHR *vk_subpass_resolve_attachments = ALLOCA_ARRAY(VkAttachmentReference2KHR, p_subpasses[i].resolve_references.size()); + for (uint32_t j = 0; j < p_subpasses[i].resolve_references.size(); j++) { + _attachment_reference_to_vk(p_subpasses[i].resolve_references[j], &vk_subpass_resolve_attachments[j]); + } + + VkAttachmentReference2KHR *vk_subpass_depth_stencil_attachment = nullptr; + if (p_subpasses[i].depth_stencil_reference.attachment != AttachmentReference::UNUSED) { + vk_subpass_depth_stencil_attachment = ALLOCA_SINGLE(VkAttachmentReference2KHR); + _attachment_reference_to_vk(p_subpasses[i].depth_stencil_reference, vk_subpass_depth_stencil_attachment); + } + + vk_subpasses[i] = {}; + vk_subpasses[i].sType = VK_STRUCTURE_TYPE_SUBPASS_DESCRIPTION_2_KHR; + vk_subpasses[i].pipelineBindPoint = VK_PIPELINE_BIND_POINT_GRAPHICS; + vk_subpasses[i].viewMask = p_view_count == 1 ? 0 : view_mask; + vk_subpasses[i].inputAttachmentCount = p_subpasses[i].input_references.size(); + vk_subpasses[i].pInputAttachments = vk_subpass_input_attachments; + vk_subpasses[i].colorAttachmentCount = p_subpasses[i].color_references.size(); + vk_subpasses[i].pColorAttachments = vk_subpass_color_attachments; + vk_subpasses[i].pResolveAttachments = vk_subpass_resolve_attachments; + vk_subpasses[i].pDepthStencilAttachment = vk_subpass_depth_stencil_attachment; + vk_subpasses[i].preserveAttachmentCount = p_subpasses[i].preserve_attachments.size(); + vk_subpasses[i].pPreserveAttachments = p_subpasses[i].preserve_attachments.ptr(); + + // VRS. + if (context->get_vrs_capabilities().attachment_vrs_supported && p_subpasses[i].vrs_reference.attachment != AttachmentReference::UNUSED) { + VkAttachmentReference2KHR *vk_subpass_vrs_attachment = ALLOCA_SINGLE(VkAttachmentReference2KHR); + *vk_subpass_vrs_attachment = {}; + vk_subpass_vrs_attachment->sType = VK_STRUCTURE_TYPE_ATTACHMENT_REFERENCE_2_KHR; + vk_subpass_vrs_attachment->attachment = p_subpasses[i].vrs_reference.attachment; + vk_subpass_vrs_attachment->layout = VK_IMAGE_LAYOUT_FRAGMENT_SHADING_RATE_ATTACHMENT_OPTIMAL_KHR; + + VkFragmentShadingRateAttachmentInfoKHR *vk_vrs_info = ALLOCA_SINGLE(VkFragmentShadingRateAttachmentInfoKHR); + *vk_vrs_info = {}; + vk_vrs_info->sType = VK_STRUCTURE_TYPE_FRAGMENT_SHADING_RATE_ATTACHMENT_INFO_KHR; + vk_vrs_info->pFragmentShadingRateAttachment = vk_subpass_vrs_attachment; + vk_vrs_info->shadingRateAttachmentTexelSize.width = context->get_vrs_capabilities().texel_size.x; + vk_vrs_info->shadingRateAttachmentTexelSize.height = context->get_vrs_capabilities().texel_size.y; + + vk_subpasses[i].pNext = vk_vrs_info; + } + } + + VkSubpassDependency2KHR *vk_subpass_dependencies = ALLOCA_ARRAY(VkSubpassDependency2KHR, p_subpass_dependencies.size()); + for (uint32_t i = 0; i < p_subpass_dependencies.size(); i++) { + vk_subpass_dependencies[i] = {}; + vk_subpass_dependencies[i].sType = VK_STRUCTURE_TYPE_SUBPASS_DEPENDENCY_2; + vk_subpass_dependencies[i].srcSubpass = p_subpass_dependencies[i].src_subpass; + vk_subpass_dependencies[i].dstSubpass = p_subpass_dependencies[i].dst_subpass; + vk_subpass_dependencies[i].srcStageMask = (VkPipelineStageFlags)p_subpass_dependencies[i].src_stages; + vk_subpass_dependencies[i].dstStageMask = (VkPipelineStageFlags)p_subpass_dependencies[i].dst_stages; + vk_subpass_dependencies[i].srcAccessMask = (VkAccessFlags)p_subpass_dependencies[i].src_access; + vk_subpass_dependencies[i].dstAccessMask = (VkAccessFlags)p_subpass_dependencies[i].dst_access; + } + + VkRenderPassCreateInfo2KHR create_info = {}; + create_info.sType = VK_STRUCTURE_TYPE_RENDER_PASS_CREATE_INFO_2_KHR; + create_info.attachmentCount = p_attachments.size(); + create_info.pAttachments = vk_attachments; + create_info.subpassCount = p_subpasses.size(); + create_info.pSubpasses = vk_subpasses; + create_info.dependencyCount = p_subpass_dependencies.size(); + create_info.pDependencies = vk_subpass_dependencies; + create_info.correlatedViewMaskCount = p_view_count == 1 ? 0 : 1; + create_info.pCorrelatedViewMasks = p_view_count == 1 ? nullptr : &correlation_mask; + + // Multiview. + if (p_view_count > 1 && !context->supports_renderpass2()) { + // This is only required when using vkCreateRenderPass. + // We add it if vkCreateRenderPass2KHR is not supported, + // resulting this in being passed to our vkCreateRenderPass fallback. + + uint32_t *vk_view_masks = ALLOCA_ARRAY(uint32_t, p_subpasses.size()); + for (uint32_t i = 0; i < p_subpasses.size(); i++) { + vk_view_masks[i] = view_mask; + } + + VkRenderPassMultiviewCreateInfo *multiview_create_info = ALLOCA_SINGLE(VkRenderPassMultiviewCreateInfo); + *multiview_create_info = {}; + multiview_create_info->sType = VK_STRUCTURE_TYPE_RENDER_PASS_MULTIVIEW_CREATE_INFO; + multiview_create_info->subpassCount = p_subpasses.size(); + multiview_create_info->pViewMasks = vk_view_masks; + multiview_create_info->correlationMaskCount = 1; + multiview_create_info->pCorrelationMasks = &correlation_mask; + + create_info.pNext = multiview_create_info; + } + + VkRenderPass vk_render_pass = VK_NULL_HANDLE; + VkResult res = context->vkCreateRenderPass2KHR(vk_device, &create_info, nullptr, &vk_render_pass); + ERR_FAIL_COND_V_MSG(res, RenderPassID(), "vkCreateRenderPass2KHR failed with error " + itos(res) + "."); + + return RenderPassID(vk_render_pass); +} + +void RenderingDeviceDriverVulkan::render_pass_free(RenderPassID p_render_pass) { + vkDestroyRenderPass(vk_device, (VkRenderPass)p_render_pass.id, nullptr); +} + +// ----- COMMANDS ----- + +static_assert(ARRAYS_COMPATIBLE_FIELDWISE(RDD::RenderPassClearValue, VkClearValue)); + +void RenderingDeviceDriverVulkan::command_begin_render_pass(CommandBufferID p_cmd_buffer, RenderPassID p_render_pass, FramebufferID p_framebuffer, CommandBufferType p_cmd_buffer_type, const Rect2i &p_rect, VectorView<RenderPassClearValue> p_clear_values) { + VkRenderPassBeginInfo render_pass_begin = {}; + render_pass_begin.sType = VK_STRUCTURE_TYPE_RENDER_PASS_BEGIN_INFO; + render_pass_begin.renderPass = (VkRenderPass)p_render_pass.id; + render_pass_begin.framebuffer = (VkFramebuffer)p_framebuffer.id; + + render_pass_begin.renderArea.offset.x = p_rect.position.x; + render_pass_begin.renderArea.offset.y = p_rect.position.y; + render_pass_begin.renderArea.extent.width = p_rect.size.x; + render_pass_begin.renderArea.extent.height = p_rect.size.y; + + render_pass_begin.clearValueCount = p_clear_values.size(); + render_pass_begin.pClearValues = (const VkClearValue *)p_clear_values.ptr(); + + VkSubpassContents vk_subpass_contents = p_cmd_buffer_type == COMMAND_BUFFER_TYPE_PRIMARY ? VK_SUBPASS_CONTENTS_INLINE : VK_SUBPASS_CONTENTS_SECONDARY_COMMAND_BUFFERS; + vkCmdBeginRenderPass((VkCommandBuffer)p_cmd_buffer.id, &render_pass_begin, vk_subpass_contents); +} + +void RenderingDeviceDriverVulkan::command_end_render_pass(CommandBufferID p_cmd_buffer) { + vkCmdEndRenderPass((VkCommandBuffer)p_cmd_buffer.id); +} + +void RenderingDeviceDriverVulkan::command_next_render_subpass(CommandBufferID p_cmd_buffer, CommandBufferType p_cmd_buffer_type) { + VkSubpassContents vk_subpass_contents = p_cmd_buffer_type == COMMAND_BUFFER_TYPE_PRIMARY ? VK_SUBPASS_CONTENTS_INLINE : VK_SUBPASS_CONTENTS_SECONDARY_COMMAND_BUFFERS; + vkCmdNextSubpass((VkCommandBuffer)p_cmd_buffer.id, vk_subpass_contents); +} + +void RenderingDeviceDriverVulkan::command_render_set_viewport(CommandBufferID p_cmd_buffer, VectorView<Rect2i> p_viewports) { + VkViewport *vk_viewports = ALLOCA_ARRAY(VkViewport, p_viewports.size()); + for (uint32_t i = 0; i < p_viewports.size(); i++) { + vk_viewports[i] = {}; + vk_viewports[i].x = p_viewports[i].position.x; + vk_viewports[i].y = p_viewports[i].position.y; + vk_viewports[i].width = p_viewports[i].size.x; + vk_viewports[i].height = p_viewports[i].size.y; + vk_viewports[i].minDepth = 0.0f; + vk_viewports[i].maxDepth = 1.0f; + } + vkCmdSetViewport((VkCommandBuffer)p_cmd_buffer.id, 0, p_viewports.size(), vk_viewports); +} + +void RenderingDeviceDriverVulkan::command_render_set_scissor(CommandBufferID p_cmd_buffer, VectorView<Rect2i> p_scissors) { + vkCmdSetScissor((VkCommandBuffer)p_cmd_buffer.id, 0, p_scissors.size(), (VkRect2D *)p_scissors.ptr()); +} + +void RenderingDeviceDriverVulkan::command_render_clear_attachments(CommandBufferID p_cmd_buffer, VectorView<AttachmentClear> p_attachment_clears, VectorView<Rect2i> p_rects) { + VkClearAttachment *vk_clears = ALLOCA_ARRAY(VkClearAttachment, p_attachment_clears.size()); + for (uint32_t i = 0; i < p_attachment_clears.size(); i++) { + vk_clears[i] = {}; + memcpy(&vk_clears[i].clearValue, &p_attachment_clears[i].value, sizeof(VkClearValue)); + vk_clears[i].colorAttachment = p_attachment_clears[i].color_attachment; + vk_clears[i].aspectMask = p_attachment_clears[i].aspect; + } + + VkClearRect *vk_rects = ALLOCA_ARRAY(VkClearRect, p_rects.size()); + for (uint32_t i = 0; i < p_rects.size(); i++) { + vk_rects[i] = {}; + vk_rects[i].rect.offset.x = p_rects[i].position.x; + vk_rects[i].rect.offset.y = p_rects[i].position.y; + vk_rects[i].rect.extent.width = p_rects[i].size.x; + vk_rects[i].rect.extent.height = p_rects[i].size.y; + vk_rects[i].baseArrayLayer = 0; + vk_rects[i].layerCount = 1; + } + + vkCmdClearAttachments((VkCommandBuffer)p_cmd_buffer.id, p_attachment_clears.size(), vk_clears, p_rects.size(), vk_rects); +} + +void RenderingDeviceDriverVulkan::command_bind_render_pipeline(CommandBufferID p_cmd_buffer, PipelineID p_pipeline) { + vkCmdBindPipeline((VkCommandBuffer)p_cmd_buffer.id, VK_PIPELINE_BIND_POINT_GRAPHICS, (VkPipeline)p_pipeline.id); +} + +void RenderingDeviceDriverVulkan::command_bind_render_uniform_set(CommandBufferID p_cmd_buffer, UniformSetID p_uniform_set, ShaderID p_shader, uint32_t p_set_index) { + const ShaderInfo *shader_info = (const ShaderInfo *)p_shader.id; + const UniformSetInfo *usi = (const UniformSetInfo *)p_uniform_set.id; + vkCmdBindDescriptorSets((VkCommandBuffer)p_cmd_buffer.id, VK_PIPELINE_BIND_POINT_GRAPHICS, shader_info->vk_pipeline_layout, p_set_index, 1, &usi->vk_descriptor_set, 0, nullptr); +} + +void RenderingDeviceDriverVulkan::command_render_draw(CommandBufferID p_cmd_buffer, uint32_t p_vertex_count, uint32_t p_instance_count, uint32_t p_base_vertex, uint32_t p_first_instance) { + vkCmdDraw((VkCommandBuffer)p_cmd_buffer.id, p_vertex_count, p_instance_count, p_base_vertex, p_first_instance); +} + +void RenderingDeviceDriverVulkan::command_render_draw_indexed(CommandBufferID p_cmd_buffer, uint32_t p_index_count, uint32_t p_instance_count, uint32_t p_first_index, int32_t p_vertex_offset, uint32_t p_first_instance) { + vkCmdDrawIndexed((VkCommandBuffer)p_cmd_buffer.id, p_index_count, p_instance_count, p_first_index, p_vertex_offset, p_first_instance); +} + +void RenderingDeviceDriverVulkan::command_render_draw_indexed_indirect(CommandBufferID p_cmd_buffer, BufferID p_indirect_buffer, uint64_t p_offset, uint32_t p_draw_count, uint32_t p_stride) { + const BufferInfo *buf_info = (const BufferInfo *)p_indirect_buffer.id; + vkCmdDrawIndexedIndirect((VkCommandBuffer)p_cmd_buffer.id, buf_info->vk_buffer, p_offset, p_draw_count, p_stride); +} + +void RenderingDeviceDriverVulkan::command_render_draw_indexed_indirect_count(CommandBufferID p_cmd_buffer, BufferID p_indirect_buffer, uint64_t p_offset, BufferID p_count_buffer, uint64_t p_count_buffer_offset, uint32_t p_max_draw_count, uint32_t p_stride) { + const BufferInfo *indirect_buf_info = (const BufferInfo *)p_indirect_buffer.id; + const BufferInfo *count_buf_info = (const BufferInfo *)p_count_buffer.id; + vkCmdDrawIndexedIndirectCount((VkCommandBuffer)p_cmd_buffer.id, indirect_buf_info->vk_buffer, p_offset, count_buf_info->vk_buffer, p_count_buffer_offset, p_max_draw_count, p_stride); +} + +void RenderingDeviceDriverVulkan::command_render_draw_indirect(CommandBufferID p_cmd_buffer, BufferID p_indirect_buffer, uint64_t p_offset, uint32_t p_draw_count, uint32_t p_stride) { + const BufferInfo *buf_info = (const BufferInfo *)p_indirect_buffer.id; + vkCmdDrawIndirect((VkCommandBuffer)p_cmd_buffer.id, buf_info->vk_buffer, p_offset, p_draw_count, p_stride); +} + +void RenderingDeviceDriverVulkan::command_render_draw_indirect_count(CommandBufferID p_cmd_buffer, BufferID p_indirect_buffer, uint64_t p_offset, BufferID p_count_buffer, uint64_t p_count_buffer_offset, uint32_t p_max_draw_count, uint32_t p_stride) { + const BufferInfo *indirect_buf_info = (const BufferInfo *)p_indirect_buffer.id; + const BufferInfo *count_buf_info = (const BufferInfo *)p_count_buffer.id; + vkCmdDrawIndirectCount((VkCommandBuffer)p_cmd_buffer.id, indirect_buf_info->vk_buffer, p_offset, count_buf_info->vk_buffer, p_count_buffer_offset, p_max_draw_count, p_stride); +} + +void RenderingDeviceDriverVulkan::command_render_bind_vertex_buffers(CommandBufferID p_cmd_buffer, uint32_t p_binding_count, const BufferID *p_buffers, const uint64_t *p_offsets) { + VkBuffer *vk_buffers = ALLOCA_ARRAY(VkBuffer, p_binding_count); + for (uint32_t i = 0; i < p_binding_count; i++) { + vk_buffers[i] = ((const BufferInfo *)p_buffers[i].id)->vk_buffer; + } + vkCmdBindVertexBuffers((VkCommandBuffer)p_cmd_buffer.id, 0, p_binding_count, vk_buffers, p_offsets); +} + +void RenderingDeviceDriverVulkan::command_render_bind_index_buffer(CommandBufferID p_cmd_buffer, BufferID p_buffer, IndexBufferFormat p_format, uint64_t p_offset) { + const BufferInfo *buf_info = (const BufferInfo *)p_buffer.id; + vkCmdBindIndexBuffer((VkCommandBuffer)p_cmd_buffer.id, buf_info->vk_buffer, p_offset, p_format == INDEX_BUFFER_FORMAT_UINT16 ? VK_INDEX_TYPE_UINT16 : VK_INDEX_TYPE_UINT32); +} + +void RenderingDeviceDriverVulkan::command_render_set_blend_constants(CommandBufferID p_cmd_buffer, const Color &p_constants) { + vkCmdSetBlendConstants((VkCommandBuffer)p_cmd_buffer.id, p_constants.components); +} + +void RenderingDeviceDriverVulkan::command_render_set_line_width(CommandBufferID p_cmd_buffer, float p_width) { + vkCmdSetLineWidth((VkCommandBuffer)p_cmd_buffer.id, p_width); +} + +// ----- PIPELINE ----- + +static const VkPrimitiveTopology RD_TO_VK_PRIMITIVE[RDD::RENDER_PRIMITIVE_MAX] = { + VK_PRIMITIVE_TOPOLOGY_POINT_LIST, + VK_PRIMITIVE_TOPOLOGY_LINE_LIST, + VK_PRIMITIVE_TOPOLOGY_LINE_LIST_WITH_ADJACENCY, + VK_PRIMITIVE_TOPOLOGY_LINE_STRIP, + VK_PRIMITIVE_TOPOLOGY_LINE_STRIP_WITH_ADJACENCY, + VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST, + VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST_WITH_ADJACENCY, + VK_PRIMITIVE_TOPOLOGY_TRIANGLE_STRIP, + VK_PRIMITIVE_TOPOLOGY_TRIANGLE_STRIP_WITH_ADJACENCY, + VK_PRIMITIVE_TOPOLOGY_TRIANGLE_STRIP, + VK_PRIMITIVE_TOPOLOGY_PATCH_LIST, +}; + +// RDD::PolygonCullMode == VkCullModeFlagBits. +static_assert(ENUM_MEMBERS_EQUAL(RDD::POLYGON_CULL_DISABLED, VK_CULL_MODE_NONE)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::POLYGON_CULL_FRONT, VK_CULL_MODE_FRONT_BIT)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::POLYGON_CULL_BACK, VK_CULL_MODE_BACK_BIT)); + +// RDD::StencilOperation == VkStencilOp. +static_assert(ENUM_MEMBERS_EQUAL(RDD::STENCIL_OP_KEEP, VK_STENCIL_OP_KEEP)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::STENCIL_OP_ZERO, VK_STENCIL_OP_ZERO)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::STENCIL_OP_REPLACE, VK_STENCIL_OP_REPLACE)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::STENCIL_OP_INCREMENT_AND_CLAMP, VK_STENCIL_OP_INCREMENT_AND_CLAMP)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::STENCIL_OP_DECREMENT_AND_CLAMP, VK_STENCIL_OP_DECREMENT_AND_CLAMP)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::STENCIL_OP_INVERT, VK_STENCIL_OP_INVERT)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::STENCIL_OP_INCREMENT_AND_WRAP, VK_STENCIL_OP_INCREMENT_AND_WRAP)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::STENCIL_OP_DECREMENT_AND_WRAP, VK_STENCIL_OP_DECREMENT_AND_WRAP)); + +// RDD::LogicOperation == VkLogicOp. +static_assert(ENUM_MEMBERS_EQUAL(RDD::LOGIC_OP_CLEAR, VK_LOGIC_OP_CLEAR)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::LOGIC_OP_AND, VK_LOGIC_OP_AND)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::LOGIC_OP_AND_REVERSE, VK_LOGIC_OP_AND_REVERSE)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::LOGIC_OP_COPY, VK_LOGIC_OP_COPY)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::LOGIC_OP_AND_INVERTED, VK_LOGIC_OP_AND_INVERTED)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::LOGIC_OP_NO_OP, VK_LOGIC_OP_NO_OP)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::LOGIC_OP_XOR, VK_LOGIC_OP_XOR)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::LOGIC_OP_OR, VK_LOGIC_OP_OR)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::LOGIC_OP_NOR, VK_LOGIC_OP_NOR)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::LOGIC_OP_EQUIVALENT, VK_LOGIC_OP_EQUIVALENT)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::LOGIC_OP_INVERT, VK_LOGIC_OP_INVERT)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::LOGIC_OP_OR_REVERSE, VK_LOGIC_OP_OR_REVERSE)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::LOGIC_OP_COPY_INVERTED, VK_LOGIC_OP_COPY_INVERTED)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::LOGIC_OP_OR_INVERTED, VK_LOGIC_OP_OR_INVERTED)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::LOGIC_OP_NAND, VK_LOGIC_OP_NAND)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::LOGIC_OP_SET, VK_LOGIC_OP_SET)); + +// RDD::BlendFactor == VkBlendFactor. +static_assert(ENUM_MEMBERS_EQUAL(RDD::BLEND_FACTOR_ZERO, VK_BLEND_FACTOR_ZERO)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::BLEND_FACTOR_ONE, VK_BLEND_FACTOR_ONE)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::BLEND_FACTOR_SRC_COLOR, VK_BLEND_FACTOR_SRC_COLOR)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::BLEND_FACTOR_ONE_MINUS_SRC_COLOR, VK_BLEND_FACTOR_ONE_MINUS_SRC_COLOR)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::BLEND_FACTOR_DST_COLOR, VK_BLEND_FACTOR_DST_COLOR)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::BLEND_FACTOR_ONE_MINUS_DST_COLOR, VK_BLEND_FACTOR_ONE_MINUS_DST_COLOR)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::BLEND_FACTOR_SRC_ALPHA, VK_BLEND_FACTOR_SRC_ALPHA)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::BLEND_FACTOR_ONE_MINUS_SRC_ALPHA, VK_BLEND_FACTOR_ONE_MINUS_SRC_ALPHA)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::BLEND_FACTOR_DST_ALPHA, VK_BLEND_FACTOR_DST_ALPHA)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::BLEND_FACTOR_ONE_MINUS_DST_ALPHA, VK_BLEND_FACTOR_ONE_MINUS_DST_ALPHA)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::BLEND_FACTOR_CONSTANT_COLOR, VK_BLEND_FACTOR_CONSTANT_COLOR)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::BLEND_FACTOR_ONE_MINUS_CONSTANT_COLOR, VK_BLEND_FACTOR_ONE_MINUS_CONSTANT_COLOR)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::BLEND_FACTOR_CONSTANT_ALPHA, VK_BLEND_FACTOR_CONSTANT_ALPHA)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::BLEND_FACTOR_ONE_MINUS_CONSTANT_ALPHA, VK_BLEND_FACTOR_ONE_MINUS_CONSTANT_ALPHA)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::BLEND_FACTOR_SRC_ALPHA_SATURATE, VK_BLEND_FACTOR_SRC_ALPHA_SATURATE)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::BLEND_FACTOR_SRC1_COLOR, VK_BLEND_FACTOR_SRC1_COLOR)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::BLEND_FACTOR_ONE_MINUS_SRC1_COLOR, VK_BLEND_FACTOR_ONE_MINUS_SRC1_COLOR)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::BLEND_FACTOR_SRC1_ALPHA, VK_BLEND_FACTOR_SRC1_ALPHA)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::BLEND_FACTOR_ONE_MINUS_SRC1_ALPHA, VK_BLEND_FACTOR_ONE_MINUS_SRC1_ALPHA)); + +// RDD::BlendOperation == VkBlendOp. +static_assert(ENUM_MEMBERS_EQUAL(RDD::BLEND_OP_ADD, VK_BLEND_OP_ADD)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::BLEND_OP_SUBTRACT, VK_BLEND_OP_SUBTRACT)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::BLEND_OP_REVERSE_SUBTRACT, VK_BLEND_OP_REVERSE_SUBTRACT)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::BLEND_OP_MINIMUM, VK_BLEND_OP_MIN)); +static_assert(ENUM_MEMBERS_EQUAL(RDD::BLEND_OP_MAXIMUM, VK_BLEND_OP_MAX)); + +RDD::PipelineID RenderingDeviceDriverVulkan::render_pipeline_create( + ShaderID p_shader, + VertexFormatID p_vertex_format, + RenderPrimitive p_render_primitive, + PipelineRasterizationState p_rasterization_state, + PipelineMultisampleState p_multisample_state, + PipelineDepthStencilState p_depth_stencil_state, + PipelineColorBlendState p_blend_state, + VectorView<int32_t> p_color_attachments, + BitField<PipelineDynamicStateFlags> p_dynamic_state, + RenderPassID p_render_pass, + uint32_t p_render_subpass, + VectorView<PipelineSpecializationConstant> p_specialization_constants) { + // Vertex. + const VkPipelineVertexInputStateCreateInfo *vertex_input_state_create_info = nullptr; + if (p_vertex_format.id) { + const VertexFormatInfo *vf_info = (const VertexFormatInfo *)p_vertex_format.id; + vertex_input_state_create_info = &vf_info->vk_create_info; + } else { + VkPipelineVertexInputStateCreateInfo *null_vertex_input_state = ALLOCA_SINGLE(VkPipelineVertexInputStateCreateInfo); + *null_vertex_input_state = {}; + null_vertex_input_state->sType = VK_STRUCTURE_TYPE_PIPELINE_VERTEX_INPUT_STATE_CREATE_INFO; + vertex_input_state_create_info = null_vertex_input_state; + } + + // Input assembly. + VkPipelineInputAssemblyStateCreateInfo input_assembly_create_info = {}; + input_assembly_create_info.sType = VK_STRUCTURE_TYPE_PIPELINE_INPUT_ASSEMBLY_STATE_CREATE_INFO; + input_assembly_create_info.topology = RD_TO_VK_PRIMITIVE[p_render_primitive]; + input_assembly_create_info.primitiveRestartEnable = (p_render_primitive == RENDER_PRIMITIVE_TRIANGLE_STRIPS_WITH_RESTART_INDEX); + + // Tessellation. + VkPipelineTessellationStateCreateInfo tessellation_create_info = {}; + tessellation_create_info.sType = VK_STRUCTURE_TYPE_PIPELINE_TESSELLATION_STATE_CREATE_INFO; + ERR_FAIL_COND_V(limits.maxTessellationPatchSize > 0 && (p_rasterization_state.patch_control_points < 1 || p_rasterization_state.patch_control_points > limits.maxTessellationPatchSize), PipelineID()); + tessellation_create_info.patchControlPoints = p_rasterization_state.patch_control_points; + + // Viewport. + VkPipelineViewportStateCreateInfo viewport_state_create_info = {}; + viewport_state_create_info.sType = VK_STRUCTURE_TYPE_PIPELINE_VIEWPORT_STATE_CREATE_INFO; + viewport_state_create_info.viewportCount = 1; // If VR extensions are supported at some point, this will have to be customizable in the framebuffer format. + viewport_state_create_info.scissorCount = 1; + + // Rasterization. + VkPipelineRasterizationStateCreateInfo rasterization_state_create_info = {}; + rasterization_state_create_info.sType = VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_STATE_CREATE_INFO; + rasterization_state_create_info.depthClampEnable = p_rasterization_state.enable_depth_clamp; + rasterization_state_create_info.rasterizerDiscardEnable = p_rasterization_state.discard_primitives; + rasterization_state_create_info.polygonMode = p_rasterization_state.wireframe ? VK_POLYGON_MODE_LINE : VK_POLYGON_MODE_FILL; + rasterization_state_create_info.cullMode = (PolygonCullMode)p_rasterization_state.cull_mode; + rasterization_state_create_info.frontFace = (p_rasterization_state.front_face == POLYGON_FRONT_FACE_CLOCKWISE ? VK_FRONT_FACE_CLOCKWISE : VK_FRONT_FACE_COUNTER_CLOCKWISE); + rasterization_state_create_info.depthBiasEnable = p_rasterization_state.depth_bias_enabled; + rasterization_state_create_info.depthBiasConstantFactor = p_rasterization_state.depth_bias_constant_factor; + rasterization_state_create_info.depthBiasClamp = p_rasterization_state.depth_bias_clamp; + rasterization_state_create_info.depthBiasSlopeFactor = p_rasterization_state.depth_bias_slope_factor; + rasterization_state_create_info.lineWidth = p_rasterization_state.line_width; + + // Multisample. + VkPipelineMultisampleStateCreateInfo multisample_state_create_info = {}; + multisample_state_create_info.sType = VK_STRUCTURE_TYPE_PIPELINE_MULTISAMPLE_STATE_CREATE_INFO; + multisample_state_create_info.rasterizationSamples = _ensure_supported_sample_count(p_multisample_state.sample_count); + multisample_state_create_info.sampleShadingEnable = p_multisample_state.enable_sample_shading; + multisample_state_create_info.minSampleShading = p_multisample_state.min_sample_shading; + if (p_multisample_state.sample_mask.size()) { + static_assert(ARRAYS_COMPATIBLE(uint32_t, VkSampleMask)); + multisample_state_create_info.pSampleMask = p_multisample_state.sample_mask.ptr(); + } else { + multisample_state_create_info.pSampleMask = nullptr; + } + multisample_state_create_info.alphaToCoverageEnable = p_multisample_state.enable_alpha_to_coverage; + multisample_state_create_info.alphaToOneEnable = p_multisample_state.enable_alpha_to_one; + + // Depth stencil. + + VkPipelineDepthStencilStateCreateInfo depth_stencil_state_create_info = {}; + depth_stencil_state_create_info.sType = VK_STRUCTURE_TYPE_PIPELINE_DEPTH_STENCIL_STATE_CREATE_INFO; + depth_stencil_state_create_info.depthTestEnable = p_depth_stencil_state.enable_depth_test; + depth_stencil_state_create_info.depthWriteEnable = p_depth_stencil_state.enable_depth_write; + depth_stencil_state_create_info.depthCompareOp = (VkCompareOp)p_depth_stencil_state.depth_compare_operator; + depth_stencil_state_create_info.depthBoundsTestEnable = p_depth_stencil_state.enable_depth_range; + depth_stencil_state_create_info.stencilTestEnable = p_depth_stencil_state.enable_stencil; + + depth_stencil_state_create_info.front.failOp = (VkStencilOp)p_depth_stencil_state.front_op.fail; + depth_stencil_state_create_info.front.passOp = (VkStencilOp)p_depth_stencil_state.front_op.pass; + depth_stencil_state_create_info.front.depthFailOp = (VkStencilOp)p_depth_stencil_state.front_op.depth_fail; + depth_stencil_state_create_info.front.compareOp = (VkCompareOp)p_depth_stencil_state.front_op.compare; + depth_stencil_state_create_info.front.compareMask = p_depth_stencil_state.front_op.compare_mask; + depth_stencil_state_create_info.front.writeMask = p_depth_stencil_state.front_op.write_mask; + depth_stencil_state_create_info.front.reference = p_depth_stencil_state.front_op.reference; + + depth_stencil_state_create_info.back.failOp = (VkStencilOp)p_depth_stencil_state.back_op.fail; + depth_stencil_state_create_info.back.passOp = (VkStencilOp)p_depth_stencil_state.back_op.pass; + depth_stencil_state_create_info.back.depthFailOp = (VkStencilOp)p_depth_stencil_state.back_op.depth_fail; + depth_stencil_state_create_info.back.compareOp = (VkCompareOp)p_depth_stencil_state.back_op.compare; + depth_stencil_state_create_info.back.compareMask = p_depth_stencil_state.back_op.compare_mask; + depth_stencil_state_create_info.back.writeMask = p_depth_stencil_state.back_op.write_mask; + depth_stencil_state_create_info.back.reference = p_depth_stencil_state.back_op.reference; + + depth_stencil_state_create_info.minDepthBounds = p_depth_stencil_state.depth_range_min; + depth_stencil_state_create_info.maxDepthBounds = p_depth_stencil_state.depth_range_max; + + // Blend state. + + VkPipelineColorBlendStateCreateInfo color_blend_state_create_info = {}; + color_blend_state_create_info.sType = VK_STRUCTURE_TYPE_PIPELINE_COLOR_BLEND_STATE_CREATE_INFO; + color_blend_state_create_info.logicOpEnable = p_blend_state.enable_logic_op; + color_blend_state_create_info.logicOp = (VkLogicOp)p_blend_state.logic_op; + + VkPipelineColorBlendAttachmentState *vk_attachment_states = ALLOCA_ARRAY(VkPipelineColorBlendAttachmentState, p_color_attachments.size()); + { + for (uint32_t i = 0; i < p_color_attachments.size(); i++) { + vk_attachment_states[i] = {}; + if (p_color_attachments[i] != ATTACHMENT_UNUSED) { + vk_attachment_states[i].blendEnable = p_blend_state.attachments[i].enable_blend; + + vk_attachment_states[i].srcColorBlendFactor = (VkBlendFactor)p_blend_state.attachments[i].src_color_blend_factor; + vk_attachment_states[i].dstColorBlendFactor = (VkBlendFactor)p_blend_state.attachments[i].dst_color_blend_factor; + vk_attachment_states[i].colorBlendOp = (VkBlendOp)p_blend_state.attachments[i].color_blend_op; + + vk_attachment_states[i].srcAlphaBlendFactor = (VkBlendFactor)p_blend_state.attachments[i].src_alpha_blend_factor; + vk_attachment_states[i].dstAlphaBlendFactor = (VkBlendFactor)p_blend_state.attachments[i].dst_alpha_blend_factor; + vk_attachment_states[i].alphaBlendOp = (VkBlendOp)p_blend_state.attachments[i].alpha_blend_op; + + if (p_blend_state.attachments[i].write_r) { + vk_attachment_states[i].colorWriteMask |= VK_COLOR_COMPONENT_R_BIT; + } + if (p_blend_state.attachments[i].write_g) { + vk_attachment_states[i].colorWriteMask |= VK_COLOR_COMPONENT_G_BIT; + } + if (p_blend_state.attachments[i].write_b) { + vk_attachment_states[i].colorWriteMask |= VK_COLOR_COMPONENT_B_BIT; + } + if (p_blend_state.attachments[i].write_a) { + vk_attachment_states[i].colorWriteMask |= VK_COLOR_COMPONENT_A_BIT; + } + } + } + } + color_blend_state_create_info.attachmentCount = p_color_attachments.size(); + color_blend_state_create_info.pAttachments = vk_attachment_states; + + color_blend_state_create_info.blendConstants[0] = p_blend_state.blend_constant.r; + color_blend_state_create_info.blendConstants[1] = p_blend_state.blend_constant.g; + color_blend_state_create_info.blendConstants[2] = p_blend_state.blend_constant.b; + color_blend_state_create_info.blendConstants[3] = p_blend_state.blend_constant.a; + + // Dynamic state. + + VkPipelineDynamicStateCreateInfo dynamic_state_create_info = {}; + dynamic_state_create_info.sType = VK_STRUCTURE_TYPE_PIPELINE_DYNAMIC_STATE_CREATE_INFO; + + static const uint32_t MAX_DYN_STATE_COUNT = 9; + VkDynamicState *vk_dynamic_states = ALLOCA_ARRAY(VkDynamicState, MAX_DYN_STATE_COUNT); + uint32_t vk_dynamic_states_count = 0; + + vk_dynamic_states[vk_dynamic_states_count] = VK_DYNAMIC_STATE_VIEWPORT; // Viewport and scissor are always dynamic. + vk_dynamic_states_count++; + vk_dynamic_states[vk_dynamic_states_count] = VK_DYNAMIC_STATE_SCISSOR; + vk_dynamic_states_count++; + if (p_dynamic_state.has_flag(DYNAMIC_STATE_LINE_WIDTH)) { + vk_dynamic_states[vk_dynamic_states_count] = VK_DYNAMIC_STATE_LINE_WIDTH; + vk_dynamic_states_count++; + } + if (p_dynamic_state.has_flag(DYNAMIC_STATE_DEPTH_BIAS)) { + vk_dynamic_states[vk_dynamic_states_count] = VK_DYNAMIC_STATE_DEPTH_BIAS; + vk_dynamic_states_count++; + } + if (p_dynamic_state.has_flag(DYNAMIC_STATE_BLEND_CONSTANTS)) { + vk_dynamic_states[vk_dynamic_states_count] = VK_DYNAMIC_STATE_BLEND_CONSTANTS; + vk_dynamic_states_count++; + } + if (p_dynamic_state.has_flag(DYNAMIC_STATE_DEPTH_BOUNDS)) { + vk_dynamic_states[vk_dynamic_states_count] = VK_DYNAMIC_STATE_DEPTH_BOUNDS; + vk_dynamic_states_count++; + } + if (p_dynamic_state.has_flag(DYNAMIC_STATE_STENCIL_COMPARE_MASK)) { + vk_dynamic_states[vk_dynamic_states_count] = VK_DYNAMIC_STATE_STENCIL_COMPARE_MASK; + vk_dynamic_states_count++; + } + if (p_dynamic_state.has_flag(DYNAMIC_STATE_STENCIL_WRITE_MASK)) { + vk_dynamic_states[vk_dynamic_states_count] = VK_DYNAMIC_STATE_STENCIL_WRITE_MASK; + vk_dynamic_states_count++; + } + if (p_dynamic_state.has_flag(DYNAMIC_STATE_STENCIL_REFERENCE)) { + vk_dynamic_states[vk_dynamic_states_count] = VK_DYNAMIC_STATE_STENCIL_REFERENCE; + vk_dynamic_states_count++; + } + DEV_ASSERT(vk_dynamic_states_count <= MAX_DYN_STATE_COUNT); + + dynamic_state_create_info.dynamicStateCount = vk_dynamic_states_count; + dynamic_state_create_info.pDynamicStates = vk_dynamic_states; + + // VRS. + + void *graphics_pipeline_nextptr = nullptr; + + if (context->get_vrs_capabilities().attachment_vrs_supported) { + // If VRS is used, this defines how the different VRS types are combined. + // combinerOps[0] decides how we use the output of pipeline and primitive (drawcall) VRS. + // combinerOps[1] decides how we use the output of combinerOps[0] and our attachment VRS. + + VkPipelineFragmentShadingRateStateCreateInfoKHR *vrs_create_info = ALLOCA_SINGLE(VkPipelineFragmentShadingRateStateCreateInfoKHR); + *vrs_create_info = {}; + vrs_create_info->sType = VK_STRUCTURE_TYPE_PIPELINE_FRAGMENT_SHADING_RATE_STATE_CREATE_INFO_KHR; + vrs_create_info->fragmentSize = { 4, 4 }; + vrs_create_info->combinerOps[0] = VK_FRAGMENT_SHADING_RATE_COMBINER_OP_KEEP_KHR; // We don't use pipeline/primitive VRS so this really doesn't matter. + vrs_create_info->combinerOps[1] = VK_FRAGMENT_SHADING_RATE_COMBINER_OP_REPLACE_KHR; // Always use the outcome of attachment VRS if enabled. + + graphics_pipeline_nextptr = vrs_create_info; + } + + // Finally, pipeline create info. + + const ShaderInfo *shader_info = (const ShaderInfo *)p_shader.id; + + VkGraphicsPipelineCreateInfo pipeline_create_info = {}; + + pipeline_create_info.sType = VK_STRUCTURE_TYPE_GRAPHICS_PIPELINE_CREATE_INFO; + pipeline_create_info.pNext = graphics_pipeline_nextptr; + pipeline_create_info.stageCount = shader_info->vk_stages_create_info.size(); + + VkPipelineShaderStageCreateInfo *vk_pipeline_stages = ALLOCA_ARRAY(VkPipelineShaderStageCreateInfo, shader_info->vk_stages_create_info.size()); + + for (uint32_t i = 0; i < shader_info->vk_stages_create_info.size(); i++) { + vk_pipeline_stages[i] = shader_info->vk_stages_create_info[i]; + + if (p_specialization_constants.size()) { + VkSpecializationMapEntry *specialization_map_entries = ALLOCA_ARRAY(VkSpecializationMapEntry, p_specialization_constants.size()); + for (uint32_t j = 0; j < p_specialization_constants.size(); j++) { + specialization_map_entries[j] = {}; + specialization_map_entries[j].constantID = p_specialization_constants[j].constant_id; + specialization_map_entries[j].offset = (const char *)&p_specialization_constants[j].int_value - (const char *)p_specialization_constants.ptr(); + specialization_map_entries[j].size = sizeof(uint32_t); + } + + VkSpecializationInfo *specialization_info = ALLOCA_SINGLE(VkSpecializationInfo); + *specialization_info = {}; + specialization_info->dataSize = p_specialization_constants.size() * sizeof(PipelineSpecializationConstant); + specialization_info->pData = p_specialization_constants.ptr(); + specialization_info->mapEntryCount = p_specialization_constants.size(); + specialization_info->pMapEntries = specialization_map_entries; + + vk_pipeline_stages[i].pSpecializationInfo = specialization_info; + } + } + + pipeline_create_info.pStages = vk_pipeline_stages; + pipeline_create_info.pVertexInputState = vertex_input_state_create_info; + pipeline_create_info.pInputAssemblyState = &input_assembly_create_info; + pipeline_create_info.pTessellationState = &tessellation_create_info; + pipeline_create_info.pViewportState = &viewport_state_create_info; + pipeline_create_info.pRasterizationState = &rasterization_state_create_info; + pipeline_create_info.pMultisampleState = &multisample_state_create_info; + pipeline_create_info.pDepthStencilState = &depth_stencil_state_create_info; + pipeline_create_info.pColorBlendState = &color_blend_state_create_info; + pipeline_create_info.pDynamicState = &dynamic_state_create_info; + pipeline_create_info.layout = shader_info->vk_pipeline_layout; + pipeline_create_info.renderPass = (VkRenderPass)p_render_pass.id; + pipeline_create_info.subpass = p_render_subpass; + + // --- + + VkPipeline vk_pipeline = VK_NULL_HANDLE; + VkResult err = vkCreateGraphicsPipelines(vk_device, pipelines_cache.vk_cache, 1, &pipeline_create_info, nullptr, &vk_pipeline); + ERR_FAIL_COND_V_MSG(err, PipelineID(), "vkCreateComputePipelines failed with error " + itos(err) + "."); + + return PipelineID(vk_pipeline); +} + +/*****************/ +/**** COMPUTE ****/ +/*****************/ + +// ----- COMMANDS ----- + +void RenderingDeviceDriverVulkan::command_bind_compute_pipeline(CommandBufferID p_cmd_buffer, PipelineID p_pipeline) { + vkCmdBindPipeline((VkCommandBuffer)p_cmd_buffer.id, VK_PIPELINE_BIND_POINT_COMPUTE, (VkPipeline)p_pipeline.id); +} + +void RenderingDeviceDriverVulkan::command_bind_compute_uniform_set(CommandBufferID p_cmd_buffer, UniformSetID p_uniform_set, ShaderID p_shader, uint32_t p_set_index) { + const ShaderInfo *shader_info = (const ShaderInfo *)p_shader.id; + const UniformSetInfo *usi = (const UniformSetInfo *)p_uniform_set.id; + vkCmdBindDescriptorSets((VkCommandBuffer)p_cmd_buffer.id, VK_PIPELINE_BIND_POINT_COMPUTE, shader_info->vk_pipeline_layout, p_set_index, 1, &usi->vk_descriptor_set, 0, nullptr); +} + +void RenderingDeviceDriverVulkan::command_compute_dispatch(CommandBufferID p_cmd_buffer, uint32_t p_x_groups, uint32_t p_y_groups, uint32_t p_z_groups) { + vkCmdDispatch((VkCommandBuffer)p_cmd_buffer.id, p_x_groups, p_y_groups, p_z_groups); +} + +void RenderingDeviceDriverVulkan::command_compute_dispatch_indirect(CommandBufferID p_cmd_buffer, BufferID p_indirect_buffer, uint64_t p_offset) { + const BufferInfo *buf_info = (const BufferInfo *)p_indirect_buffer.id; + vkCmdDispatchIndirect((VkCommandBuffer)p_cmd_buffer.id, buf_info->vk_buffer, p_offset); +} + +// ----- PIPELINE ----- + +RDD::PipelineID RenderingDeviceDriverVulkan::compute_pipeline_create(ShaderID p_shader, VectorView<PipelineSpecializationConstant> p_specialization_constants) { + const ShaderInfo *shader_info = (const ShaderInfo *)p_shader.id; + + VkComputePipelineCreateInfo pipeline_create_info = {}; + pipeline_create_info.sType = VK_STRUCTURE_TYPE_COMPUTE_PIPELINE_CREATE_INFO; + pipeline_create_info.stage = shader_info->vk_stages_create_info[0]; + pipeline_create_info.layout = shader_info->vk_pipeline_layout; + + if (p_specialization_constants.size()) { + VkSpecializationMapEntry *specialization_map_entries = ALLOCA_ARRAY(VkSpecializationMapEntry, p_specialization_constants.size()); + for (uint32_t i = 0; i < p_specialization_constants.size(); i++) { + specialization_map_entries[i] = {}; + specialization_map_entries[i].constantID = p_specialization_constants[i].constant_id; + specialization_map_entries[i].offset = (const char *)&p_specialization_constants[i].int_value - (const char *)p_specialization_constants.ptr(); + specialization_map_entries[i].size = sizeof(uint32_t); + } + + VkSpecializationInfo *specialization_info = ALLOCA_SINGLE(VkSpecializationInfo); + *specialization_info = {}; + specialization_info->dataSize = p_specialization_constants.size() * sizeof(PipelineSpecializationConstant); + specialization_info->pData = p_specialization_constants.ptr(); + specialization_info->mapEntryCount = p_specialization_constants.size(); + specialization_info->pMapEntries = specialization_map_entries; + + pipeline_create_info.stage.pSpecializationInfo = specialization_info; + } + + VkPipeline vk_pipeline = VK_NULL_HANDLE; + VkResult err = vkCreateComputePipelines(vk_device, pipelines_cache.vk_cache, 1, &pipeline_create_info, nullptr, &vk_pipeline); + ERR_FAIL_COND_V_MSG(err, PipelineID(), "vkCreateComputePipelines failed with error " + itos(err) + "."); + + return PipelineID(vk_pipeline); +} + +/*****************/ +/**** QUERIES ****/ +/*****************/ + +// ----- TIMESTAMP ----- + +RDD::QueryPoolID RenderingDeviceDriverVulkan::timestamp_query_pool_create(uint32_t p_query_count) { + VkQueryPoolCreateInfo query_pool_create_info = {}; + query_pool_create_info.sType = VK_STRUCTURE_TYPE_QUERY_POOL_CREATE_INFO; + query_pool_create_info.queryType = VK_QUERY_TYPE_TIMESTAMP; + query_pool_create_info.queryCount = p_query_count; + + VkQueryPool vk_query_pool = VK_NULL_HANDLE; + vkCreateQueryPool(vk_device, &query_pool_create_info, nullptr, &vk_query_pool); + return RDD::QueryPoolID(vk_query_pool); +} + +void RenderingDeviceDriverVulkan::timestamp_query_pool_free(QueryPoolID p_pool_id) { + vkDestroyQueryPool(vk_device, (VkQueryPool)p_pool_id.id, nullptr); +} + +void RenderingDeviceDriverVulkan::timestamp_query_pool_get_results(QueryPoolID p_pool_id, uint32_t p_query_count, uint64_t *r_results) { + vkGetQueryPoolResults(vk_device, (VkQueryPool)p_pool_id.id, 0, p_query_count, sizeof(uint64_t) * p_query_count, r_results, sizeof(uint64_t), VK_QUERY_RESULT_64_BIT); +} + +uint64_t RenderingDeviceDriverVulkan::timestamp_query_result_to_time(uint64_t p_result) { + // This sucks because timestampPeriod multiplier is a float, while the timestamp is 64 bits nanosecs. + // So, in cases like nvidia which give you enormous numbers and 1 as multiplier, multiplying is next to impossible. + // Need to do 128 bits fixed point multiplication to get the right value. + + auto mult64to128 = [](uint64_t u, uint64_t v, uint64_t &h, uint64_t &l) { + uint64_t u1 = (u & 0xffffffff); + uint64_t v1 = (v & 0xffffffff); + uint64_t t = (u1 * v1); + uint64_t w3 = (t & 0xffffffff); + uint64_t k = (t >> 32); + + u >>= 32; + t = (u * v1) + k; + k = (t & 0xffffffff); + uint64_t w1 = (t >> 32); + + v >>= 32; + t = (u1 * v) + k; + k = (t >> 32); + + h = (u * v) + w1 + k; + l = (t << 32) + w3; + }; + + uint64_t shift_bits = 16; + uint64_t h = 0, l = 0; + mult64to128(p_result, uint64_t(double(context->get_device_limits().timestampPeriod) * double(1 << shift_bits)), h, l); + l >>= shift_bits; + l |= h << (64 - shift_bits); + + return l; +} + +void RenderingDeviceDriverVulkan::command_timestamp_query_pool_reset(CommandBufferID p_cmd_buffer, QueryPoolID p_pool_id, uint32_t p_query_count) { + vkCmdResetQueryPool((VkCommandBuffer)p_cmd_buffer.id, (VkQueryPool)p_pool_id.id, 0, p_query_count); +} + +void RenderingDeviceDriverVulkan::command_timestamp_write(CommandBufferID p_cmd_buffer, QueryPoolID p_pool_id, uint32_t p_index) { + vkCmdWriteTimestamp((VkCommandBuffer)p_cmd_buffer.id, VK_PIPELINE_STAGE_BOTTOM_OF_PIPE_BIT, (VkQueryPool)p_pool_id.id, p_index); +} + +/****************/ +/**** SCREEN ****/ +/****************/ + +RDD::DataFormat RenderingDeviceDriverVulkan::screen_get_format() { + // Very hacky, but not used often per frame so I guess ok. + VkFormat vk_format = context->get_screen_format(); + DataFormat format = DATA_FORMAT_MAX; + for (int i = 0; i < DATA_FORMAT_MAX; i++) { + if (vk_format == RD_TO_VK_FORMAT[i]) { + format = DataFormat(i); + break; + } + } + return format; +} + +/********************/ +/**** SUBMISSION ****/ +/********************/ + +void RenderingDeviceDriverVulkan::begin_segment(CommandBufferID p_cmd_buffer, uint32_t p_frame_index, uint32_t p_frames_drawn) { +} + +void RenderingDeviceDriverVulkan::end_segment() { +} + +/**************/ +/**** MISC ****/ +/**************/ + +void RenderingDeviceDriverVulkan::set_object_name(ObjectType p_type, ID p_driver_id, const String &p_name) { + switch (p_type) { + case OBJECT_TYPE_TEXTURE: { + const TextureInfo *tex_info = (const TextureInfo *)p_driver_id.id; + if (tex_info->allocation.handle) { + context->set_object_name(VK_OBJECT_TYPE_IMAGE, (uint64_t)tex_info->vk_view_create_info.image, p_name); + } + context->set_object_name(VK_OBJECT_TYPE_IMAGE_VIEW, (uint64_t)tex_info->vk_view, p_name + " View"); + } break; + case OBJECT_TYPE_SAMPLER: { + context->set_object_name(VK_OBJECT_TYPE_SAMPLER, p_driver_id.id, p_name); + } break; + case OBJECT_TYPE_BUFFER: { + const BufferInfo *buf_info = (const BufferInfo *)p_driver_id.id; + context->set_object_name(VK_OBJECT_TYPE_BUFFER, (uint64_t)buf_info->vk_buffer, p_name); + if (buf_info->vk_view) { + context->set_object_name(VK_OBJECT_TYPE_BUFFER_VIEW, (uint64_t)buf_info->vk_view, p_name + " View"); + } + } break; + case OBJECT_TYPE_SHADER: { + const ShaderInfo *shader_info = (const ShaderInfo *)p_driver_id.id; + for (uint32_t i = 0; i < shader_info->vk_descriptor_set_layouts.size(); i++) { + context->set_object_name(VK_OBJECT_TYPE_DESCRIPTOR_SET_LAYOUT, (uint64_t)shader_info->vk_descriptor_set_layouts[i], p_name); + } + context->set_object_name(VK_OBJECT_TYPE_PIPELINE_LAYOUT, (uint64_t)shader_info->vk_pipeline_layout, p_name + " Pipeline Layout"); + } break; + case OBJECT_TYPE_UNIFORM_SET: { + const UniformSetInfo *usi = (const UniformSetInfo *)p_driver_id.id; + context->set_object_name(VK_OBJECT_TYPE_DESCRIPTOR_SET, (uint64_t)usi->vk_descriptor_set, p_name); + } break; + case OBJECT_TYPE_PIPELINE: { + context->set_object_name(VK_OBJECT_TYPE_PIPELINE, (uint64_t)p_driver_id.id, p_name); + } break; + default: { + DEV_ASSERT(false); + } + } +} + +uint64_t RenderingDeviceDriverVulkan::get_resource_native_handle(DriverResource p_type, ID p_driver_id) { + switch (p_type) { + case DRIVER_RESOURCE_LOGICAL_DEVICE: { + return (uint64_t)vk_device; + } + case DRIVER_RESOURCE_PHYSICAL_DEVICE: { + return (uint64_t)context->get_physical_device(); + } + case DRIVER_RESOURCE_TOPMOST_OBJECT: { + return (uint64_t)context->get_instance(); + } + case DRIVER_RESOURCE_COMMAND_QUEUE: { + return (uint64_t)context->get_graphics_queue(); + } + case DRIVER_RESOURCE_QUEUE_FAMILY: { + return context->get_graphics_queue_family_index(); + } + case DRIVER_RESOURCE_TEXTURE: { + const TextureInfo *tex_info = (const TextureInfo *)p_driver_id.id; + return (uint64_t)tex_info->vk_view_create_info.image; + } + case DRIVER_RESOURCE_TEXTURE_VIEW: { + const TextureInfo *tex_info = (const TextureInfo *)p_driver_id.id; + return (uint64_t)tex_info->vk_view; + } + case DRIVER_RESOURCE_TEXTURE_DATA_FORMAT: { + const TextureInfo *tex_info = (const TextureInfo *)p_driver_id.id; + return (uint64_t)tex_info->vk_view_create_info.format; + } + case DRIVER_RESOURCE_SAMPLER: + case DRIVER_RESOURCE_UNIFORM_SET: + case DRIVER_RESOURCE_BUFFER: + case DRIVER_RESOURCE_COMPUTE_PIPELINE: + case DRIVER_RESOURCE_RENDER_PIPELINE: { + return p_driver_id.id; + } + default: { + return 0; + } + } +} + +uint64_t RenderingDeviceDriverVulkan::get_total_memory_used() { + VmaTotalStatistics stats = {}; + vmaCalculateStatistics(allocator, &stats); + return stats.total.statistics.allocationBytes; +} + +uint64_t RenderingDeviceDriverVulkan::limit_get(Limit p_limit) { + switch (p_limit) { + case LIMIT_MAX_BOUND_UNIFORM_SETS: + return limits.maxBoundDescriptorSets; + case LIMIT_MAX_FRAMEBUFFER_COLOR_ATTACHMENTS: + return limits.maxColorAttachments; + case LIMIT_MAX_TEXTURES_PER_UNIFORM_SET: + return limits.maxDescriptorSetSampledImages; + case LIMIT_MAX_SAMPLERS_PER_UNIFORM_SET: + return limits.maxDescriptorSetSamplers; + case LIMIT_MAX_STORAGE_BUFFERS_PER_UNIFORM_SET: + return limits.maxDescriptorSetStorageBuffers; + case LIMIT_MAX_STORAGE_IMAGES_PER_UNIFORM_SET: + return limits.maxDescriptorSetStorageImages; + case LIMIT_MAX_UNIFORM_BUFFERS_PER_UNIFORM_SET: + return limits.maxDescriptorSetUniformBuffers; + case LIMIT_MAX_DRAW_INDEXED_INDEX: + return limits.maxDrawIndexedIndexValue; + case LIMIT_MAX_FRAMEBUFFER_HEIGHT: + return limits.maxFramebufferHeight; + case LIMIT_MAX_FRAMEBUFFER_WIDTH: + return limits.maxFramebufferWidth; + case LIMIT_MAX_TEXTURE_ARRAY_LAYERS: + return limits.maxImageArrayLayers; + case LIMIT_MAX_TEXTURE_SIZE_1D: + return limits.maxImageDimension1D; + case LIMIT_MAX_TEXTURE_SIZE_2D: + return limits.maxImageDimension2D; + case LIMIT_MAX_TEXTURE_SIZE_3D: + return limits.maxImageDimension3D; + case LIMIT_MAX_TEXTURE_SIZE_CUBE: + return limits.maxImageDimensionCube; + case LIMIT_MAX_TEXTURES_PER_SHADER_STAGE: + return limits.maxPerStageDescriptorSampledImages; + case LIMIT_MAX_SAMPLERS_PER_SHADER_STAGE: + return limits.maxPerStageDescriptorSamplers; + case LIMIT_MAX_STORAGE_BUFFERS_PER_SHADER_STAGE: + return limits.maxPerStageDescriptorStorageBuffers; + case LIMIT_MAX_STORAGE_IMAGES_PER_SHADER_STAGE: + return limits.maxPerStageDescriptorStorageImages; + case LIMIT_MAX_UNIFORM_BUFFERS_PER_SHADER_STAGE: + return limits.maxPerStageDescriptorUniformBuffers; + case LIMIT_MAX_PUSH_CONSTANT_SIZE: + return limits.maxPushConstantsSize; + case LIMIT_MAX_UNIFORM_BUFFER_SIZE: + return limits.maxUniformBufferRange; + case LIMIT_MAX_VERTEX_INPUT_ATTRIBUTE_OFFSET: + return limits.maxVertexInputAttributeOffset; + case LIMIT_MAX_VERTEX_INPUT_ATTRIBUTES: + return limits.maxVertexInputAttributes; + case LIMIT_MAX_VERTEX_INPUT_BINDINGS: + return limits.maxVertexInputBindings; + case LIMIT_MAX_VERTEX_INPUT_BINDING_STRIDE: + return limits.maxVertexInputBindingStride; + case LIMIT_MIN_UNIFORM_BUFFER_OFFSET_ALIGNMENT: + return limits.minUniformBufferOffsetAlignment; + case LIMIT_MAX_COMPUTE_WORKGROUP_COUNT_X: + return limits.maxComputeWorkGroupCount[0]; + case LIMIT_MAX_COMPUTE_WORKGROUP_COUNT_Y: + return limits.maxComputeWorkGroupCount[1]; + case LIMIT_MAX_COMPUTE_WORKGROUP_COUNT_Z: + return limits.maxComputeWorkGroupCount[2]; + case LIMIT_MAX_COMPUTE_WORKGROUP_INVOCATIONS: + return limits.maxComputeWorkGroupInvocations; + case LIMIT_MAX_COMPUTE_WORKGROUP_SIZE_X: + return limits.maxComputeWorkGroupSize[0]; + case LIMIT_MAX_COMPUTE_WORKGROUP_SIZE_Y: + return limits.maxComputeWorkGroupSize[1]; + case LIMIT_MAX_COMPUTE_WORKGROUP_SIZE_Z: + return limits.maxComputeWorkGroupSize[2]; + case LIMIT_MAX_VIEWPORT_DIMENSIONS_X: + return limits.maxViewportDimensions[0]; + case LIMIT_MAX_VIEWPORT_DIMENSIONS_Y: + return limits.maxViewportDimensions[1]; + case LIMIT_SUBGROUP_SIZE: { + VulkanContext::SubgroupCapabilities subgroup_capabilities = context->get_subgroup_capabilities(); + return subgroup_capabilities.size; + } + case LIMIT_SUBGROUP_MIN_SIZE: { + VulkanContext::SubgroupCapabilities subgroup_capabilities = context->get_subgroup_capabilities(); + return subgroup_capabilities.min_size; + } + case LIMIT_SUBGROUP_MAX_SIZE: { + VulkanContext::SubgroupCapabilities subgroup_capabilities = context->get_subgroup_capabilities(); + return subgroup_capabilities.max_size; + } + case LIMIT_SUBGROUP_IN_SHADERS: { + VulkanContext::SubgroupCapabilities subgroup_capabilities = context->get_subgroup_capabilities(); + return subgroup_capabilities.supported_stages_flags_rd(); + } + case LIMIT_SUBGROUP_OPERATIONS: { + VulkanContext::SubgroupCapabilities subgroup_capabilities = context->get_subgroup_capabilities(); + return subgroup_capabilities.supported_operations_flags_rd(); + } + case LIMIT_VRS_TEXEL_WIDTH: + return context->get_vrs_capabilities().texel_size.x; + case LIMIT_VRS_TEXEL_HEIGHT: + return context->get_vrs_capabilities().texel_size.y; + default: + ERR_FAIL_V(0); + } +} + +uint64_t RenderingDeviceDriverVulkan::api_trait_get(ApiTrait p_trait) { + switch (p_trait) { + case API_TRAIT_TEXTURE_TRANSFER_ALIGNMENT: + return (uint64_t)MAX((uint64_t)16, limits.optimalBufferCopyOffsetAlignment); + case API_TRAIT_SHADER_CHANGE_INVALIDATION: + return (uint64_t)SHADER_CHANGE_INVALIDATION_INCOMPATIBLE_SETS_PLUS_CASCADE; + default: + return RenderingDeviceDriver::api_trait_get(p_trait); + } +} + +bool RenderingDeviceDriverVulkan::has_feature(Features p_feature) { + switch (p_feature) { + case SUPPORTS_MULTIVIEW: { + MultiviewCapabilities multiview_capabilies = context->get_multiview_capabilities(); + return multiview_capabilies.is_supported && multiview_capabilies.max_view_count > 1; + } break; + case SUPPORTS_FSR_HALF_FLOAT: { + return context->get_shader_capabilities().shader_float16_is_supported && context->get_physical_device_features().shaderInt16 && context->get_storage_buffer_capabilities().storage_buffer_16_bit_access_is_supported; + } break; + case SUPPORTS_ATTACHMENT_VRS: { + VulkanContext::VRSCapabilities vrs_capabilities = context->get_vrs_capabilities(); + return vrs_capabilities.attachment_vrs_supported && context->get_physical_device_features().shaderStorageImageExtendedFormats; + } break; + case SUPPORTS_FRAGMENT_SHADER_WITH_ONLY_SIDE_EFFECTS: { + return true; + } break; + default: { + return false; + } + } +} + +const RDD::MultiviewCapabilities &RenderingDeviceDriverVulkan::get_multiview_capabilities() { + return context->get_multiview_capabilities(); +} + +/******************/ + +RenderingDeviceDriverVulkan::RenderingDeviceDriverVulkan(VulkanContext *p_context, VkDevice p_vk_device) : + context(p_context), + vk_device(p_vk_device) { + VmaAllocatorCreateInfo allocator_info = {}; + allocator_info.physicalDevice = context->get_physical_device(); + allocator_info.device = vk_device; + allocator_info.instance = context->get_instance(); + VkResult err = vmaCreateAllocator(&allocator_info, &allocator); + ERR_FAIL_COND_MSG(err, "vmaCreateAllocator failed with error " + itos(err) + "."); + + max_descriptor_sets_per_pool = GLOBAL_GET("rendering/rendering_device/vulkan/max_descriptors_per_pool"); + + VkPhysicalDeviceProperties props = {}; + vkGetPhysicalDeviceProperties(context->get_physical_device(), &props); + pipelines_cache.buffer.resize(sizeof(PipelineCacheHeader)); + PipelineCacheHeader *header = (PipelineCacheHeader *)pipelines_cache.buffer.ptrw(); + *header = {}; + header->magic = 868 + VK_PIPELINE_CACHE_HEADER_VERSION_ONE; + header->device_id = props.deviceID; + header->vendor_id = props.vendorID; + header->driver_version = props.driverVersion; + memcpy(header->uuid, props.pipelineCacheUUID, VK_UUID_SIZE); + header->driver_abi = sizeof(void *); + + limits = context->get_device_limits(); +} + +RenderingDeviceDriverVulkan::~RenderingDeviceDriverVulkan() { + while (small_allocs_pools.size()) { + HashMap<uint32_t, VmaPool>::Iterator E = small_allocs_pools.begin(); + vmaDestroyPool(allocator, E->value); + small_allocs_pools.remove(E); + } + vmaDestroyAllocator(allocator); +} |