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vulkan_context.cpp
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vulkan_context.cpp
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/**************************************************************************/
/* vulkan_context.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 "vulkan_context.h"
#include "core/config/engine.h"
#include "core/config/project_settings.h"
#include "core/string/ustring.h"
#include "core/templates/local_vector.h"
#include "core/version.h"
#include "servers/rendering/rendering_device.h"
#include "vk_enum_string_helper.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#define ARRAY_SIZE(a) (sizeof(a) / sizeof(a[0]))
#define APP_SHORT_NAME "GodotEngine"
VulkanHooks *VulkanContext::vulkan_hooks = nullptr;
Vector<VkAttachmentReference> VulkanContext::_convert_VkAttachmentReference2(uint32_t p_count, const VkAttachmentReference2 *p_refs) {
Vector<VkAttachmentReference> att_refs;
if (p_refs != nullptr) {
for (uint32_t i = 0; i < p_count; i++) {
// We lose aspectMask in this conversion but we don't use it currently.
VkAttachmentReference ref = {
p_refs[i].attachment, /* attachment */
p_refs[i].layout /* layout */
};
att_refs.push_back(ref);
}
}
return att_refs;
}
VkResult VulkanContext::vkCreateRenderPass2KHR(VkDevice p_device, const VkRenderPassCreateInfo2 *p_create_info, const VkAllocationCallbacks *p_allocator, VkRenderPass *p_render_pass) {
if (is_device_extension_enabled(VK_KHR_CREATE_RENDERPASS_2_EXTENSION_NAME)) {
if (fpCreateRenderPass2KHR == nullptr) {
fpCreateRenderPass2KHR = (PFN_vkCreateRenderPass2KHR)vkGetDeviceProcAddr(p_device, "vkCreateRenderPass2KHR");
}
if (fpCreateRenderPass2KHR == nullptr) {
return VK_ERROR_EXTENSION_NOT_PRESENT;
} else {
return (fpCreateRenderPass2KHR)(p_device, p_create_info, p_allocator, p_render_pass);
}
} else {
// need to fall back on vkCreateRenderPass
const void *next = p_create_info->pNext; // ATM we only support multiview which should work if supported.
Vector<VkAttachmentDescription> attachments;
for (uint32_t i = 0; i < p_create_info->attachmentCount; i++) {
// Basically the old layout just misses type and next.
VkAttachmentDescription att = {
p_create_info->pAttachments[i].flags, /* flags */
p_create_info->pAttachments[i].format, /* format */
p_create_info->pAttachments[i].samples, /* samples */
p_create_info->pAttachments[i].loadOp, /* loadOp */
p_create_info->pAttachments[i].storeOp, /* storeOp */
p_create_info->pAttachments[i].stencilLoadOp, /* stencilLoadOp */
p_create_info->pAttachments[i].stencilStoreOp, /* stencilStoreOp */
p_create_info->pAttachments[i].initialLayout, /* initialLayout */
p_create_info->pAttachments[i].finalLayout /* finalLayout */
};
attachments.push_back(att);
}
Vector<Vector<VkAttachmentReference>> attachment_references;
Vector<VkSubpassDescription> subpasses;
for (uint32_t i = 0; i < p_create_info->subpassCount; i++) {
// Here we need to do more, again it's just stripping out type and next
// but we have VkAttachmentReference2 to convert to VkAttachmentReference.
// Also viewmask is not supported but we don't use it outside of multiview.
Vector<VkAttachmentReference> input_attachments = _convert_VkAttachmentReference2(p_create_info->pSubpasses[i].inputAttachmentCount, p_create_info->pSubpasses[i].pInputAttachments);
Vector<VkAttachmentReference> color_attachments = _convert_VkAttachmentReference2(p_create_info->pSubpasses[i].colorAttachmentCount, p_create_info->pSubpasses[i].pColorAttachments);
Vector<VkAttachmentReference> resolve_attachments = _convert_VkAttachmentReference2(p_create_info->pSubpasses[i].colorAttachmentCount, p_create_info->pSubpasses[i].pResolveAttachments);
Vector<VkAttachmentReference> depth_attachments = _convert_VkAttachmentReference2(p_create_info->pSubpasses[i].colorAttachmentCount, p_create_info->pSubpasses[i].pDepthStencilAttachment);
VkSubpassDescription subpass = {
p_create_info->pSubpasses[i].flags, /* flags */
p_create_info->pSubpasses[i].pipelineBindPoint, /* pipelineBindPoint */
p_create_info->pSubpasses[i].inputAttachmentCount, /* inputAttachmentCount */
input_attachments.size() == 0 ? nullptr : input_attachments.ptr(), /* pInputAttachments */
p_create_info->pSubpasses[i].colorAttachmentCount, /* colorAttachmentCount */
color_attachments.size() == 0 ? nullptr : color_attachments.ptr(), /* pColorAttachments */
resolve_attachments.size() == 0 ? nullptr : resolve_attachments.ptr(), /* pResolveAttachments */
depth_attachments.size() == 0 ? nullptr : depth_attachments.ptr(), /* pDepthStencilAttachment */
p_create_info->pSubpasses[i].preserveAttachmentCount, /* preserveAttachmentCount */
p_create_info->pSubpasses[i].pPreserveAttachments /* pPreserveAttachments */
};
attachment_references.push_back(input_attachments);
attachment_references.push_back(color_attachments);
attachment_references.push_back(resolve_attachments);
attachment_references.push_back(depth_attachments);
subpasses.push_back(subpass);
}
Vector<VkSubpassDependency> dependencies;
for (uint32_t i = 0; i < p_create_info->dependencyCount; i++) {
// We lose viewOffset here but again I don't believe we use this anywhere.
VkSubpassDependency dep = {
p_create_info->pDependencies[i].srcSubpass, /* srcSubpass */
p_create_info->pDependencies[i].dstSubpass, /* dstSubpass */
p_create_info->pDependencies[i].srcStageMask, /* srcStageMask */
p_create_info->pDependencies[i].dstStageMask, /* dstStageMask */
p_create_info->pDependencies[i].srcAccessMask, /* srcAccessMask */
p_create_info->pDependencies[i].dstAccessMask, /* dstAccessMask */
p_create_info->pDependencies[i].dependencyFlags, /* dependencyFlags */
};
dependencies.push_back(dep);
}
// CorrelatedViewMask is not supported in vkCreateRenderPass but we
// currently only use this for multiview.
// We'll need to look into this.
VkRenderPassCreateInfo create_info = {
VK_STRUCTURE_TYPE_RENDER_PASS_CREATE_INFO, /* sType */
next, /* pNext*/
p_create_info->flags, /* flags */
(uint32_t)attachments.size(), /* attachmentCount */
attachments.ptr(), /* pAttachments */
(uint32_t)subpasses.size(), /* subpassCount */
subpasses.ptr(), /* pSubpasses */
(uint32_t)dependencies.size(), /* */
dependencies.ptr(), /* */
};
return vkCreateRenderPass(device, &create_info, p_allocator, p_render_pass);
}
}
VKAPI_ATTR VkBool32 VKAPI_CALL VulkanContext::_debug_messenger_callback(
VkDebugUtilsMessageSeverityFlagBitsEXT messageSeverity,
VkDebugUtilsMessageTypeFlagsEXT messageType,
const VkDebugUtilsMessengerCallbackDataEXT *pCallbackData,
void *pUserData) {
// This error needs to be ignored because the AMD allocator will mix up memory types on IGP processors.
if (strstr(pCallbackData->pMessage, "Mapping an image with layout") != nullptr &&
strstr(pCallbackData->pMessage, "can result in undefined behavior if this memory is used by the device") != nullptr) {
return VK_FALSE;
}
// This needs to be ignored because Validator is wrong here.
if (strstr(pCallbackData->pMessage, "Invalid SPIR-V binary version 1.3") != nullptr) {
return VK_FALSE;
}
// This needs to be ignored because Validator is wrong here.
if (strstr(pCallbackData->pMessage, "Shader requires flag") != nullptr) {
return VK_FALSE;
}
// This needs to be ignored because Validator is wrong here.
if (strstr(pCallbackData->pMessage, "SPIR-V module not valid: Pointer operand") != nullptr &&
strstr(pCallbackData->pMessage, "must be a memory object") != nullptr) {
return VK_FALSE;
}
if (pCallbackData->pMessageIdName && strstr(pCallbackData->pMessageIdName, "UNASSIGNED-CoreValidation-DrawState-ClearCmdBeforeDraw") != nullptr) {
return VK_FALSE;
}
String type_string;
switch (messageType) {
case (VK_DEBUG_UTILS_MESSAGE_TYPE_GENERAL_BIT_EXT):
type_string = "GENERAL";
break;
case (VK_DEBUG_UTILS_MESSAGE_TYPE_VALIDATION_BIT_EXT):
type_string = "VALIDATION";
break;
case (VK_DEBUG_UTILS_MESSAGE_TYPE_PERFORMANCE_BIT_EXT):
type_string = "PERFORMANCE";
break;
case (VK_DEBUG_UTILS_MESSAGE_TYPE_VALIDATION_BIT_EXT & VK_DEBUG_UTILS_MESSAGE_TYPE_PERFORMANCE_BIT_EXT):
type_string = "VALIDATION|PERFORMANCE";
break;
}
String objects_string;
if (pCallbackData->objectCount > 0) {
objects_string = "\n\tObjects - " + String::num_int64(pCallbackData->objectCount);
for (uint32_t object = 0; object < pCallbackData->objectCount; ++object) {
objects_string +=
"\n\t\tObject[" + String::num_int64(object) + "]" +
" - " + string_VkObjectType(pCallbackData->pObjects[object].objectType) +
", Handle " + String::num_int64(pCallbackData->pObjects[object].objectHandle);
if (nullptr != pCallbackData->pObjects[object].pObjectName && strlen(pCallbackData->pObjects[object].pObjectName) > 0) {
objects_string += ", Name \"" + String(pCallbackData->pObjects[object].pObjectName) + "\"";
}
}
}
String labels_string;
if (pCallbackData->cmdBufLabelCount > 0) {
labels_string = "\n\tCommand Buffer Labels - " + String::num_int64(pCallbackData->cmdBufLabelCount);
for (uint32_t cmd_buf_label = 0; cmd_buf_label < pCallbackData->cmdBufLabelCount; ++cmd_buf_label) {
labels_string +=
"\n\t\tLabel[" + String::num_int64(cmd_buf_label) + "]" +
" - " + pCallbackData->pCmdBufLabels[cmd_buf_label].pLabelName +
"{ ";
for (int color_idx = 0; color_idx < 4; ++color_idx) {
labels_string += String::num(pCallbackData->pCmdBufLabels[cmd_buf_label].color[color_idx]);
if (color_idx < 3) {
labels_string += ", ";
}
}
labels_string += " }";
}
}
String error_message(type_string +
" - Message Id Number: " + String::num_int64(pCallbackData->messageIdNumber) +
" | Message Id Name: " + pCallbackData->pMessageIdName +
"\n\t" + pCallbackData->pMessage +
objects_string + labels_string);
// Convert VK severity to our own log macros.
switch (messageSeverity) {
case VK_DEBUG_UTILS_MESSAGE_SEVERITY_VERBOSE_BIT_EXT:
print_verbose(error_message);
break;
case VK_DEBUG_UTILS_MESSAGE_SEVERITY_INFO_BIT_EXT:
print_line(error_message);
break;
case VK_DEBUG_UTILS_MESSAGE_SEVERITY_WARNING_BIT_EXT:
WARN_PRINT(error_message);
break;
case VK_DEBUG_UTILS_MESSAGE_SEVERITY_ERROR_BIT_EXT:
ERR_PRINT(error_message);
CRASH_COND_MSG(Engine::get_singleton()->is_abort_on_gpu_errors_enabled(),
"Crashing, because abort on GPU errors is enabled.");
break;
case VK_DEBUG_UTILS_MESSAGE_SEVERITY_FLAG_BITS_MAX_ENUM_EXT:
break; // Shouldn't happen, only handling to make compilers happy.
}
return VK_FALSE;
}
VKAPI_ATTR VkBool32 VKAPI_CALL VulkanContext::_debug_report_callback(
VkDebugReportFlagsEXT flags,
VkDebugReportObjectTypeEXT objectType,
uint64_t object,
size_t location,
int32_t messageCode,
const char *pLayerPrefix,
const char *pMessage,
void *pUserData) {
String debugMessage = String("Vulkan Debug Report: object - ") +
String::num_int64(object) + "\n" + pMessage;
switch (flags) {
case VK_DEBUG_REPORT_DEBUG_BIT_EXT:
case VK_DEBUG_REPORT_INFORMATION_BIT_EXT:
print_line(debugMessage);
break;
case VK_DEBUG_REPORT_WARNING_BIT_EXT:
case VK_DEBUG_REPORT_PERFORMANCE_WARNING_BIT_EXT:
WARN_PRINT(debugMessage);
break;
case VK_DEBUG_REPORT_ERROR_BIT_EXT:
ERR_PRINT(debugMessage);
break;
}
return VK_FALSE;
}
VkBool32 VulkanContext::_check_layers(uint32_t check_count, const char *const *check_names, uint32_t layer_count, VkLayerProperties *layers) {
for (uint32_t i = 0; i < check_count; i++) {
VkBool32 found = 0;
for (uint32_t j = 0; j < layer_count; j++) {
if (!strcmp(check_names[i], layers[j].layerName)) {
found = 1;
break;
}
}
if (!found) {
WARN_PRINT("Can't find layer: " + String(check_names[i]));
return 0;
}
}
return 1;
}
Error VulkanContext::_get_preferred_validation_layers(uint32_t *count, const char *const **names) {
static const LocalVector<LocalVector<const char *>> instance_validation_layers_alt{
// Preferred set of validation layers.
{ "VK_LAYER_KHRONOS_validation" },
// Alternative (deprecated, removed in SDK 1.1.126.0) set of validation layers.
{ "VK_LAYER_LUNARG_standard_validation" },
// Alternative (deprecated, removed in SDK 1.1.121.1) set of validation layers.
{ "VK_LAYER_GOOGLE_threading", "VK_LAYER_LUNARG_parameter_validation", "VK_LAYER_LUNARG_object_tracker", "VK_LAYER_LUNARG_core_validation", "VK_LAYER_GOOGLE_unique_objects" }
};
// Clear out-arguments.
*count = 0;
if (names != nullptr) {
*names = nullptr;
}
VkResult err;
uint32_t instance_layer_count;
err = vkEnumerateInstanceLayerProperties(&instance_layer_count, nullptr);
if (err) {
ERR_FAIL_V(ERR_CANT_CREATE);
}
if (instance_layer_count < 1) {
return OK;
}
VkLayerProperties *instance_layers = (VkLayerProperties *)malloc(sizeof(VkLayerProperties) * instance_layer_count);
err = vkEnumerateInstanceLayerProperties(&instance_layer_count, instance_layers);
if (err) {
free(instance_layers);
ERR_FAIL_V(ERR_CANT_CREATE);
}
for (const LocalVector<const char *> &layer : instance_validation_layers_alt) {
if (_check_layers(layer.size(), layer.ptr(), instance_layer_count, instance_layers)) {
*count = layer.size();
if (names != nullptr) {
*names = layer.ptr();
}
break;
}
}
free(instance_layers);
return OK;
}
typedef VkResult(VKAPI_PTR *_vkEnumerateInstanceVersion)(uint32_t *);
Error VulkanContext::_obtain_vulkan_version() {
// https://www.khronos.org/registry/vulkan/specs/1.2-extensions/man/html/VkApplicationInfo.html#_description
// For Vulkan 1.0 vkEnumerateInstanceVersion is not available, including not in the loader we compile against on Android.
_vkEnumerateInstanceVersion func = (_vkEnumerateInstanceVersion)vkGetInstanceProcAddr(nullptr, "vkEnumerateInstanceVersion");
if (func != nullptr) {
uint32_t api_version;
VkResult res = func(&api_version);
if (res == VK_SUCCESS) {
instance_api_version = api_version;
} else {
// According to the documentation this shouldn't fail with anything except a memory allocation error
// in which case we're in deep trouble anyway.
ERR_FAIL_V(ERR_CANT_CREATE);
}
} else {
print_line("vkEnumerateInstanceVersion not available, assuming Vulkan 1.0.");
instance_api_version = VK_API_VERSION_1_0;
}
return OK;
}
bool VulkanContext::instance_extensions_initialized = false;
HashMap<CharString, bool> VulkanContext::requested_instance_extensions;
void VulkanContext::register_requested_instance_extension(const CharString &extension_name, bool p_required) {
ERR_FAIL_COND_MSG(instance_extensions_initialized, "You can only registered extensions before the Vulkan instance is created");
ERR_FAIL_COND(requested_instance_extensions.has(extension_name));
requested_instance_extensions[extension_name] = p_required;
}
Error VulkanContext::_initialize_instance_extensions() {
enabled_instance_extension_names.clear();
// Make sure our core extensions are here
register_requested_instance_extension(VK_KHR_SURFACE_EXTENSION_NAME, true);
register_requested_instance_extension(_get_platform_surface_extension(), true);
if (_use_validation_layers()) {
register_requested_instance_extension(VK_EXT_DEBUG_REPORT_EXTENSION_NAME, false);
}
// This extension allows us to use the properties2 features to query additional device capabilities
register_requested_instance_extension(VK_KHR_GET_PHYSICAL_DEVICE_PROPERTIES_2_EXTENSION_NAME, false);
// Only enable debug utils in verbose mode or DEV_ENABLED.
// End users would get spammed with messages of varying verbosity due to the
// mess that thirdparty layers/extensions and drivers seem to leave in their
// wake, making the Windows registry a bottomless pit of broken layer JSON.
#ifdef DEV_ENABLED
bool want_debug_utils = true;
#else
bool want_debug_utils = OS::get_singleton()->is_stdout_verbose();
#endif
if (want_debug_utils) {
register_requested_instance_extension(VK_EXT_DEBUG_UTILS_EXTENSION_NAME, false);
}
// Load instance extensions that are available...
uint32_t instance_extension_count = 0;
VkResult err = vkEnumerateInstanceExtensionProperties(nullptr, &instance_extension_count, nullptr);
ERR_FAIL_COND_V(err != VK_SUCCESS && err != VK_INCOMPLETE, ERR_CANT_CREATE);
ERR_FAIL_COND_V_MSG(instance_extension_count == 0, ERR_CANT_CREATE, "No instance extensions found, is a driver installed?");
VkExtensionProperties *instance_extensions = (VkExtensionProperties *)malloc(sizeof(VkExtensionProperties) * instance_extension_count);
err = vkEnumerateInstanceExtensionProperties(nullptr, &instance_extension_count, instance_extensions);
if (err != VK_SUCCESS && err != VK_INCOMPLETE) {
free(instance_extensions);
ERR_FAIL_V(ERR_CANT_CREATE);
}
#ifdef DEV_ENABLED
for (uint32_t i = 0; i < instance_extension_count; i++) {
print_verbose(String("VULKAN: Found instance extension ") + String(instance_extensions[i].extensionName));
}
#endif
// Enable all extensions that are supported and requested
for (uint32_t i = 0; i < instance_extension_count; i++) {
CharString extension_name(instance_extensions[i].extensionName);
if (requested_instance_extensions.has(extension_name)) {
enabled_instance_extension_names.insert(extension_name);
}
}
// Now check our requested extensions
for (KeyValue<CharString, bool> &requested_extension : requested_instance_extensions) {
if (!enabled_instance_extension_names.has(requested_extension.key)) {
if (requested_extension.value) {
free(instance_extensions);
ERR_FAIL_V_MSG(ERR_BUG, String("Required extension ") + String(requested_extension.key) + String(" not found, is a driver installed?"));
} else {
print_verbose(String("Optional extension ") + String(requested_extension.key) + String(" not found"));
}
}
}
free(instance_extensions);
instance_extensions_initialized = true;
return OK;
}
bool VulkanContext::device_extensions_initialized = false;
HashMap<CharString, bool> VulkanContext::requested_device_extensions;
void VulkanContext::register_requested_device_extension(const CharString &extension_name, bool p_required) {
ERR_FAIL_COND_MSG(device_extensions_initialized, "You can only registered extensions before the Vulkan instance is created");
ERR_FAIL_COND(requested_device_extensions.has(extension_name));
requested_device_extensions[extension_name] = p_required;
}
Error VulkanContext::_initialize_device_extensions() {
// Look for device extensions.
enabled_device_extension_names.clear();
// Make sure our core extensions are here
register_requested_device_extension(VK_KHR_SWAPCHAIN_EXTENSION_NAME, true);
register_requested_device_extension(VK_KHR_MULTIVIEW_EXTENSION_NAME, false);
register_requested_device_extension(VK_KHR_FRAGMENT_SHADING_RATE_EXTENSION_NAME, false);
register_requested_device_extension(VK_KHR_CREATE_RENDERPASS_2_EXTENSION_NAME, false);
register_requested_device_extension(VK_KHR_SHADER_FLOAT16_INT8_EXTENSION_NAME, false);
register_requested_device_extension(VK_KHR_STORAGE_BUFFER_STORAGE_CLASS_EXTENSION_NAME, false);
register_requested_device_extension(VK_KHR_16BIT_STORAGE_EXTENSION_NAME, false);
register_requested_device_extension(VK_KHR_IMAGE_FORMAT_LIST_EXTENSION_NAME, false);
register_requested_device_extension(VK_KHR_MAINTENANCE_2_EXTENSION_NAME, false);
// TODO consider the following extensions:
// - VK_KHR_spirv_1_4
// - VK_KHR_swapchain_mutable_format
// - VK_EXT_full_screen_exclusive
// - VK_EXT_hdr_metadata
// - VK_KHR_depth_stencil_resolve
// Even though the user "enabled" the extension via the command
// line, we must make sure that it's enumerated for use with the
// device. Therefore, disable it here, and re-enable it again if
// enumerated.
if (VK_KHR_incremental_present_enabled) {
register_requested_device_extension(VK_KHR_INCREMENTAL_PRESENT_EXTENSION_NAME, false);
}
if (VK_GOOGLE_display_timing_enabled) {
register_requested_device_extension(VK_GOOGLE_DISPLAY_TIMING_EXTENSION_NAME, false);
}
// obtain available device extensions
uint32_t device_extension_count = 0;
VkResult err = vkEnumerateDeviceExtensionProperties(gpu, nullptr, &device_extension_count, nullptr);
ERR_FAIL_COND_V(err, ERR_CANT_CREATE);
ERR_FAIL_COND_V_MSG(device_extension_count == 0, ERR_CANT_CREATE,
"vkEnumerateDeviceExtensionProperties failed to find any extensions\n\n"
"Do you have a compatible Vulkan installable client driver (ICD) installed?\n"
"vkCreateInstance Failure");
VkExtensionProperties *device_extensions = (VkExtensionProperties *)malloc(sizeof(VkExtensionProperties) * device_extension_count);
err = vkEnumerateDeviceExtensionProperties(gpu, nullptr, &device_extension_count, device_extensions);
if (err) {
free(device_extensions);
ERR_FAIL_V(ERR_CANT_CREATE);
}
#ifdef DEV_ENABLED
for (uint32_t i = 0; i < device_extension_count; i++) {
print_verbose(String("VULKAN: Found device extension ") + String(device_extensions[i].extensionName));
}
#endif
// Enable all extensions that are supported and requested
for (uint32_t i = 0; i < device_extension_count; i++) {
CharString extension_name(device_extensions[i].extensionName);
if (requested_device_extensions.has(extension_name)) {
enabled_device_extension_names.insert(extension_name);
}
}
// Now check our requested extensions
for (KeyValue<CharString, bool> &requested_extension : requested_device_extensions) {
if (!enabled_device_extension_names.has(requested_extension.key)) {
if (requested_extension.value) {
free(device_extensions);
ERR_FAIL_V_MSG(ERR_BUG,
String("vkEnumerateDeviceExtensionProperties failed to find the ") + String(requested_extension.key) + String(" extension.\n\nDo you have a compatible Vulkan installable client driver (ICD) installed?\nvkCreateInstance Failure"));
} else {
print_verbose(String("Optional extension ") + String(requested_extension.key) + String(" not found"));
}
}
}
free(device_extensions);
device_extensions_initialized = true;
return OK;
}
uint32_t VulkanContext::SubgroupCapabilities::supported_stages_flags_rd() const {
uint32_t flags = 0;
if (supportedStages & VK_SHADER_STAGE_VERTEX_BIT) {
flags += RenderingDevice::ShaderStage::SHADER_STAGE_VERTEX_BIT;
}
if (supportedStages & VK_SHADER_STAGE_TESSELLATION_CONTROL_BIT) {
flags += RenderingDevice::ShaderStage::SHADER_STAGE_TESSELATION_CONTROL_BIT;
}
if (supportedStages & VK_SHADER_STAGE_TESSELLATION_EVALUATION_BIT) {
flags += RenderingDevice::ShaderStage::SHADER_STAGE_TESSELATION_EVALUATION_BIT;
}
// if (supportedStages & VK_SHADER_STAGE_GEOMETRY_BIT) {
// flags += RenderingDevice::ShaderStage::SHADER_STAGE_GEOMETRY_BIT;
// }
if (supportedStages & VK_SHADER_STAGE_FRAGMENT_BIT) {
flags += RenderingDevice::ShaderStage::SHADER_STAGE_FRAGMENT_BIT;
}
if (supportedStages & VK_SHADER_STAGE_COMPUTE_BIT) {
flags += RenderingDevice::ShaderStage::SHADER_STAGE_COMPUTE_BIT;
}
return flags;
}
String VulkanContext::SubgroupCapabilities::supported_stages_desc() const {
String res;
if (supportedStages & VK_SHADER_STAGE_VERTEX_BIT) {
res += ", STAGE_VERTEX";
}
if (supportedStages & VK_SHADER_STAGE_TESSELLATION_CONTROL_BIT) {
res += ", STAGE_TESSELLATION_CONTROL";
}
if (supportedStages & VK_SHADER_STAGE_TESSELLATION_EVALUATION_BIT) {
res += ", STAGE_TESSELLATION_EVALUATION";
}
if (supportedStages & VK_SHADER_STAGE_GEOMETRY_BIT) {
res += ", STAGE_GEOMETRY";
}
if (supportedStages & VK_SHADER_STAGE_FRAGMENT_BIT) {
res += ", STAGE_FRAGMENT";
}
if (supportedStages & VK_SHADER_STAGE_COMPUTE_BIT) {
res += ", STAGE_COMPUTE";
}
// These are not defined on Android GRMBL.
if (supportedStages & 0x00000100 /* VK_SHADER_STAGE_RAYGEN_BIT_KHR */) {
res += ", STAGE_RAYGEN_KHR";
}
if (supportedStages & 0x00000200 /* VK_SHADER_STAGE_ANY_HIT_BIT_KHR */) {
res += ", STAGE_ANY_HIT_KHR";
}
if (supportedStages & 0x00000400 /* VK_SHADER_STAGE_CLOSEST_HIT_BIT_KHR */) {
res += ", STAGE_CLOSEST_HIT_KHR";
}
if (supportedStages & 0x00000800 /* VK_SHADER_STAGE_MISS_BIT_KHR */) {
res += ", STAGE_MISS_KHR";
}
if (supportedStages & 0x00001000 /* VK_SHADER_STAGE_INTERSECTION_BIT_KHR */) {
res += ", STAGE_INTERSECTION_KHR";
}
if (supportedStages & 0x00002000 /* VK_SHADER_STAGE_CALLABLE_BIT_KHR */) {
res += ", STAGE_CALLABLE_KHR";
}
if (supportedStages & 0x00000040 /* VK_SHADER_STAGE_TASK_BIT_NV */) {
res += ", STAGE_TASK_NV";
}
if (supportedStages & 0x00000080 /* VK_SHADER_STAGE_MESH_BIT_NV */) {
res += ", STAGE_MESH_NV";
}
return res.substr(2); // Remove first ", ".
}
uint32_t VulkanContext::SubgroupCapabilities::supported_operations_flags_rd() const {
uint32_t flags = 0;
if (supportedOperations & VK_SUBGROUP_FEATURE_BASIC_BIT) {
flags += RenderingDevice::SubgroupOperations::SUBGROUP_BASIC_BIT;
}
if (supportedOperations & VK_SUBGROUP_FEATURE_VOTE_BIT) {
flags += RenderingDevice::SubgroupOperations::SUBGROUP_VOTE_BIT;
}
if (supportedOperations & VK_SUBGROUP_FEATURE_ARITHMETIC_BIT) {
flags += RenderingDevice::SubgroupOperations::SUBGROUP_ARITHMETIC_BIT;
}
if (supportedOperations & VK_SUBGROUP_FEATURE_BALLOT_BIT) {
flags += RenderingDevice::SubgroupOperations::SUBGROUP_BALLOT_BIT;
}
if (supportedOperations & VK_SUBGROUP_FEATURE_SHUFFLE_BIT) {
flags += RenderingDevice::SubgroupOperations::SUBGROUP_SHUFFLE_BIT;
}
if (supportedOperations & VK_SUBGROUP_FEATURE_SHUFFLE_RELATIVE_BIT) {
flags += RenderingDevice::SubgroupOperations::SUBGROUP_SHUFFLE_RELATIVE_BIT;
}
if (supportedOperations & VK_SUBGROUP_FEATURE_CLUSTERED_BIT) {
flags += RenderingDevice::SubgroupOperations::SUBGROUP_CLUSTERED_BIT;
}
if (supportedOperations & VK_SUBGROUP_FEATURE_QUAD_BIT) {
flags += RenderingDevice::SubgroupOperations::SUBGROUP_QUAD_BIT;
}
return flags;
}
String VulkanContext::SubgroupCapabilities::supported_operations_desc() const {
String res;
if (supportedOperations & VK_SUBGROUP_FEATURE_BASIC_BIT) {
res += ", FEATURE_BASIC";
}
if (supportedOperations & VK_SUBGROUP_FEATURE_VOTE_BIT) {
res += ", FEATURE_VOTE";
}
if (supportedOperations & VK_SUBGROUP_FEATURE_ARITHMETIC_BIT) {
res += ", FEATURE_ARITHMETIC";
}
if (supportedOperations & VK_SUBGROUP_FEATURE_BALLOT_BIT) {
res += ", FEATURE_BALLOT";
}
if (supportedOperations & VK_SUBGROUP_FEATURE_SHUFFLE_BIT) {
res += ", FEATURE_SHUFFLE";
}
if (supportedOperations & VK_SUBGROUP_FEATURE_SHUFFLE_RELATIVE_BIT) {
res += ", FEATURE_SHUFFLE_RELATIVE";
}
if (supportedOperations & VK_SUBGROUP_FEATURE_CLUSTERED_BIT) {
res += ", FEATURE_CLUSTERED";
}
if (supportedOperations & VK_SUBGROUP_FEATURE_QUAD_BIT) {
res += ", FEATURE_QUAD";
}
if (supportedOperations & VK_SUBGROUP_FEATURE_PARTITIONED_BIT_NV) {
res += ", FEATURE_PARTITIONED_NV";
}
return res.substr(2); // Remove first ", ".
}
Error VulkanContext::_check_capabilities() {
// https://www.khronos.org/registry/vulkan/specs/1.2-extensions/man/html/VK_KHR_multiview.html
// https://www.khronos.org/blog/vulkan-subgroup-tutorial
// For Vulkan 1.0 vkGetPhysicalDeviceProperties2 is not available, including not in the loader we compile against on Android.
// So we check if the functions are accessible by getting their function pointers and skipping if not
// (note that the desktop loader does a better job here but the android loader doesn't.)
// Assume not supported until proven otherwise.
vrs_capabilities.pipeline_vrs_supported = false;
vrs_capabilities.primitive_vrs_supported = false;
vrs_capabilities.attachment_vrs_supported = false;
vrs_capabilities.min_texel_size = Size2i();
vrs_capabilities.max_texel_size = Size2i();
vrs_capabilities.texel_size = Size2i();
multiview_capabilities.is_supported = false;
multiview_capabilities.geometry_shader_is_supported = false;
multiview_capabilities.tessellation_shader_is_supported = false;
multiview_capabilities.max_view_count = 0;
multiview_capabilities.max_instance_count = 0;
subgroup_capabilities.size = 0;
subgroup_capabilities.supportedStages = 0;
subgroup_capabilities.supportedOperations = 0;
subgroup_capabilities.quadOperationsInAllStages = false;
shader_capabilities.shader_float16_is_supported = false;
shader_capabilities.shader_int8_is_supported = false;
storage_buffer_capabilities.storage_buffer_16_bit_access_is_supported = false;
storage_buffer_capabilities.uniform_and_storage_buffer_16_bit_access_is_supported = false;
storage_buffer_capabilities.storage_push_constant_16_is_supported = false;
storage_buffer_capabilities.storage_input_output_16 = false;
if (is_instance_extension_enabled(VK_KHR_GET_PHYSICAL_DEVICE_PROPERTIES_2_EXTENSION_NAME)) {
// Check for extended features.
PFN_vkGetPhysicalDeviceFeatures2 vkGetPhysicalDeviceFeatures2_func = (PFN_vkGetPhysicalDeviceFeatures2)vkGetInstanceProcAddr(inst, "vkGetPhysicalDeviceFeatures2");
if (vkGetPhysicalDeviceFeatures2_func == nullptr) {
// In Vulkan 1.0 might be accessible under its original extension name.
vkGetPhysicalDeviceFeatures2_func = (PFN_vkGetPhysicalDeviceFeatures2)vkGetInstanceProcAddr(inst, "vkGetPhysicalDeviceFeatures2KHR");
}
if (vkGetPhysicalDeviceFeatures2_func != nullptr) {
// Check our extended features.
void *next = nullptr;
// We must check that the relative extension is present before assuming a
// feature as enabled.
// See also: https://github.com/godotengine/godot/issues/65409
VkPhysicalDeviceVulkan12Features device_features_vk12 = {};
VkPhysicalDeviceShaderFloat16Int8FeaturesKHR shader_features = {};
VkPhysicalDeviceFragmentShadingRateFeaturesKHR vrs_features = {};
VkPhysicalDevice16BitStorageFeaturesKHR storage_feature = {};
VkPhysicalDeviceMultiviewFeatures multiview_features = {};
if (device_api_version >= VK_API_VERSION_1_2) {
device_features_vk12.sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_VULKAN_1_2_FEATURES;
device_features_vk12.pNext = next;
next = &device_features_vk12;
} else {
if (is_device_extension_enabled(VK_KHR_SHADER_FLOAT16_INT8_EXTENSION_NAME)) {
shader_features = {
/*sType*/ VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_SHADER_FLOAT16_INT8_FEATURES_KHR,
/*pNext*/ next,
/*shaderFloat16*/ false,
/*shaderInt8*/ false,
};
next = &shader_features;
}
}
if (is_device_extension_enabled(VK_KHR_FRAGMENT_SHADING_RATE_EXTENSION_NAME)) {
vrs_features = {
/*sType*/ VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_FRAGMENT_SHADING_RATE_FEATURES_KHR,
/*pNext*/ next,
/*pipelineFragmentShadingRate*/ false,
/*primitiveFragmentShadingRate*/ false,
/*attachmentFragmentShadingRate*/ false,
};
next = &vrs_features;
}
if (is_device_extension_enabled(VK_KHR_16BIT_STORAGE_EXTENSION_NAME)) {
storage_feature = {
/*sType*/ VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_16BIT_STORAGE_FEATURES_KHR,
/*pNext*/ next,
/*storageBuffer16BitAccess*/ false,
/*uniformAndStorageBuffer16BitAccess*/ false,
/*storagePushConstant16*/ false,
/*storageInputOutput16*/ false,
};
next = &storage_feature;
}
if (is_device_extension_enabled(VK_KHR_MULTIVIEW_EXTENSION_NAME)) {
multiview_features = {
/*sType*/ VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_MULTIVIEW_FEATURES,
/*pNext*/ next,
/*multiview*/ false,
/*multiviewGeometryShader*/ false,
/*multiviewTessellationShader*/ false,
};
next = &multiview_features;
}
VkPhysicalDeviceFeatures2 device_features;
device_features.sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_FEATURES_2;
device_features.pNext = next;
vkGetPhysicalDeviceFeatures2_func(gpu, &device_features);
if (device_api_version >= VK_API_VERSION_1_2) {
#ifdef MACOS_ENABLED
ERR_FAIL_COND_V_MSG(!device_features_vk12.shaderSampledImageArrayNonUniformIndexing, ERR_CANT_CREATE, "Your GPU doesn't support shaderSampledImageArrayNonUniformIndexing which is required to use the Vulkan-based renderers in Godot.");
#endif
if (is_device_extension_enabled(VK_KHR_SHADER_FLOAT16_INT8_EXTENSION_NAME)) {
shader_capabilities.shader_float16_is_supported = device_features_vk12.shaderFloat16;
shader_capabilities.shader_int8_is_supported = device_features_vk12.shaderInt8;
}
} else {
if (is_device_extension_enabled(VK_KHR_SHADER_FLOAT16_INT8_EXTENSION_NAME)) {
shader_capabilities.shader_float16_is_supported = shader_features.shaderFloat16;
shader_capabilities.shader_int8_is_supported = shader_features.shaderInt8;
}
}
if (is_device_extension_enabled(VK_KHR_FRAGMENT_SHADING_RATE_EXTENSION_NAME)) {
vrs_capabilities.pipeline_vrs_supported = vrs_features.pipelineFragmentShadingRate;
vrs_capabilities.primitive_vrs_supported = vrs_features.primitiveFragmentShadingRate;
vrs_capabilities.attachment_vrs_supported = vrs_features.attachmentFragmentShadingRate;
}
if (is_device_extension_enabled(VK_KHR_MULTIVIEW_EXTENSION_NAME)) {
multiview_capabilities.is_supported = multiview_features.multiview;
multiview_capabilities.geometry_shader_is_supported = multiview_features.multiviewGeometryShader;
multiview_capabilities.tessellation_shader_is_supported = multiview_features.multiviewTessellationShader;
}
if (is_device_extension_enabled(VK_KHR_16BIT_STORAGE_EXTENSION_NAME)) {
storage_buffer_capabilities.storage_buffer_16_bit_access_is_supported = storage_feature.storageBuffer16BitAccess;
storage_buffer_capabilities.uniform_and_storage_buffer_16_bit_access_is_supported = storage_feature.uniformAndStorageBuffer16BitAccess;
storage_buffer_capabilities.storage_push_constant_16_is_supported = storage_feature.storagePushConstant16;
storage_buffer_capabilities.storage_input_output_16 = storage_feature.storageInputOutput16;
}
}
// Check extended properties.
PFN_vkGetPhysicalDeviceProperties2 device_properties_func = (PFN_vkGetPhysicalDeviceProperties2)vkGetInstanceProcAddr(inst, "vkGetPhysicalDeviceProperties2");
if (device_properties_func == nullptr) {
// In Vulkan 1.0 might be accessible under its original extension name.
device_properties_func = (PFN_vkGetPhysicalDeviceProperties2)vkGetInstanceProcAddr(inst, "vkGetPhysicalDeviceProperties2KHR");
}
if (device_properties_func != nullptr) {
VkPhysicalDeviceFragmentShadingRatePropertiesKHR vrsProperties{};
VkPhysicalDeviceMultiviewProperties multiviewProperties{};
VkPhysicalDeviceSubgroupProperties subgroupProperties{};
VkPhysicalDeviceProperties2 physicalDeviceProperties{};
void *nextptr = nullptr;
if (device_api_version >= VK_API_VERSION_1_1) { // Vulkan 1.1 or higher
subgroupProperties.sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_SUBGROUP_PROPERTIES;
subgroupProperties.pNext = nextptr;
nextptr = &subgroupProperties;
}
if (multiview_capabilities.is_supported) {
multiviewProperties.sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_MULTIVIEW_PROPERTIES;
multiviewProperties.pNext = nextptr;
nextptr = &multiviewProperties;
}
if (vrs_capabilities.attachment_vrs_supported) {
vrsProperties.sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_FRAGMENT_SHADING_RATE_PROPERTIES_KHR;
vrsProperties.pNext = nextptr;
nextptr = &vrsProperties;
}
physicalDeviceProperties.sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_PROPERTIES_2;
physicalDeviceProperties.pNext = nextptr;
device_properties_func(gpu, &physicalDeviceProperties);
subgroup_capabilities.size = subgroupProperties.subgroupSize;
subgroup_capabilities.supportedStages = subgroupProperties.supportedStages;
subgroup_capabilities.supportedOperations = subgroupProperties.supportedOperations;
// Note: quadOperationsInAllStages will be true if:
// - supportedStages has VK_SHADER_STAGE_ALL_GRAPHICS + VK_SHADER_STAGE_COMPUTE_BIT.
// - supportedOperations has VK_SUBGROUP_FEATURE_QUAD_BIT.
subgroup_capabilities.quadOperationsInAllStages = subgroupProperties.quadOperationsInAllStages;
if (vrs_capabilities.pipeline_vrs_supported || vrs_capabilities.primitive_vrs_supported || vrs_capabilities.attachment_vrs_supported) {
print_verbose("- Vulkan Variable Rate Shading supported:");
if (vrs_capabilities.pipeline_vrs_supported) {
print_verbose(" Pipeline fragment shading rate");
}
if (vrs_capabilities.primitive_vrs_supported) {
print_verbose(" Primitive fragment shading rate");
}
if (vrs_capabilities.attachment_vrs_supported) {
// TODO expose these somehow to the end user.
vrs_capabilities.min_texel_size.x = vrsProperties.minFragmentShadingRateAttachmentTexelSize.width;
vrs_capabilities.min_texel_size.y = vrsProperties.minFragmentShadingRateAttachmentTexelSize.height;
vrs_capabilities.max_texel_size.x = vrsProperties.maxFragmentShadingRateAttachmentTexelSize.width;
vrs_capabilities.max_texel_size.y = vrsProperties.maxFragmentShadingRateAttachmentTexelSize.height;
// We'll attempt to default to a texel size of 16x16
vrs_capabilities.texel_size.x = CLAMP(16, vrs_capabilities.min_texel_size.x, vrs_capabilities.max_texel_size.x);
vrs_capabilities.texel_size.y = CLAMP(16, vrs_capabilities.min_texel_size.y, vrs_capabilities.max_texel_size.y);
print_verbose(String(" Attachment fragment shading rate") + String(", min texel size: (") + itos(vrs_capabilities.min_texel_size.x) + String(", ") + itos(vrs_capabilities.min_texel_size.y) + String(")") + String(", max texel size: (") + itos(vrs_capabilities.max_texel_size.x) + String(", ") + itos(vrs_capabilities.max_texel_size.y) + String(")"));
}
} else {
print_verbose("- Vulkan Variable Rate Shading not supported");
}
if (multiview_capabilities.is_supported) {
multiview_capabilities.max_view_count = multiviewProperties.maxMultiviewViewCount;
multiview_capabilities.max_instance_count = multiviewProperties.maxMultiviewInstanceIndex;
print_verbose("- Vulkan multiview supported:");
print_verbose(" max view count: " + itos(multiview_capabilities.max_view_count));
print_verbose(" max instances: " + itos(multiview_capabilities.max_instance_count));
} else {
print_verbose("- Vulkan multiview not supported");
}
print_verbose("- Vulkan subgroup:");
print_verbose(" size: " + itos(subgroup_capabilities.size));
print_verbose(" stages: " + subgroup_capabilities.supported_stages_desc());
print_verbose(" supported ops: " + subgroup_capabilities.supported_operations_desc());
if (subgroup_capabilities.quadOperationsInAllStages) {
print_verbose(" quad operations in all stages");
}
} else {
print_verbose("- Couldn't call vkGetPhysicalDeviceProperties2");
}
}
return OK;
}
Error VulkanContext::_create_instance() {
// Obtain Vulkan version.
_obtain_vulkan_version();
// Initialize extensions.
{
Error err = _initialize_instance_extensions();
if (err != OK) {
return err;
}
}
int enabled_extension_count = 0;
const char *enabled_extension_names[MAX_EXTENSIONS];
ERR_FAIL_COND_V(enabled_instance_extension_names.size() > MAX_EXTENSIONS, ERR_CANT_CREATE);
for (const CharString &extension_name : enabled_instance_extension_names) {
enabled_extension_names[enabled_extension_count++] = extension_name.ptr();
}
// We'll set application version to the Vulkan version we're developing against, even if our instance is based on
// an older Vulkan version, devices can still support newer versions of Vulkan.
// The exception is when we're on Vulkan 1.0, we should not set this to anything but 1.0.
// Note that this value is only used by validation layers to warn us about version issues.
uint32_t application_api_version = instance_api_version == VK_API_VERSION_1_0 ? VK_API_VERSION_1_0 : VK_API_VERSION_1_2;
CharString cs = GLOBAL_GET("application/config/name").operator String().utf8();
const VkApplicationInfo app = {
/*sType*/ VK_STRUCTURE_TYPE_APPLICATION_INFO,
/*pNext*/ nullptr,
/*pApplicationName*/ cs.get_data(),
/*applicationVersion*/ 0, // It would be really nice if we store a version number in project settings, say "application/config/version"
/*pEngineName*/ VERSION_NAME,
/*engineVersion*/ VK_MAKE_VERSION(VERSION_MAJOR, VERSION_MINOR, VERSION_PATCH),
/*apiVersion*/ application_api_version
};
VkInstanceCreateInfo inst_info{};
inst_info.sType = VK_STRUCTURE_TYPE_INSTANCE_CREATE_INFO;
inst_info.pApplicationInfo = &app;
inst_info.enabledExtensionCount = enabled_extension_count;
inst_info.ppEnabledExtensionNames = (const char *const *)enabled_extension_names;
if (_use_validation_layers()) {
_get_preferred_validation_layers(&inst_info.enabledLayerCount, &inst_info.ppEnabledLayerNames);