1540 lines
55 KiB
C++
1540 lines
55 KiB
C++
/*************************************************************************/
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/* vulkan_context.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#include "vulkan_context.h"
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#include "core/engine.h"
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#include "core/project_settings.h"
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#include "core/ustring.h"
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#include "core/version.h"
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#include "vk_enum_string_helper.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#define ARRAY_SIZE(a) (sizeof(a) / sizeof(a[0]))
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#define APP_SHORT_NAME "GodotEngine"
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VKAPI_ATTR VkBool32 VKAPI_CALL VulkanContext::_debug_messenger_callback(VkDebugUtilsMessageSeverityFlagBitsEXT messageSeverity,
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VkDebugUtilsMessageTypeFlagsEXT messageType,
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const VkDebugUtilsMessengerCallbackDataEXT *pCallbackData,
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void *pUserData) {
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// This error needs to be ignored because the AMD allocator will mix up memory types on IGP processors.
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if (strstr(pCallbackData->pMessage, "Mapping an image with layout") != NULL &&
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strstr(pCallbackData->pMessage, "can result in undefined behavior if this memory is used by the device") != NULL) {
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return VK_FALSE;
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}
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// This needs to be ignored because Validator is wrong here.
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if (strstr(pCallbackData->pMessage, "SPIR-V module not valid: Pointer operand") != NULL &&
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strstr(pCallbackData->pMessage, "must be a memory object") != NULL) {
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return VK_FALSE;
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}
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// Workaround for Vulkan-Loader usability bug: https://github.com/KhronosGroup/Vulkan-Loader/issues/262.
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if (strstr(pCallbackData->pMessage, "wrong ELF class: ELFCLASS32") != NULL) {
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return VK_FALSE;
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}
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if (pCallbackData->pMessageIdName && strstr(pCallbackData->pMessageIdName, "UNASSIGNED-CoreValidation-DrawState-ClearCmdBeforeDraw") != NULL) {
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return VK_FALSE;
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}
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String severity_string;
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switch (messageSeverity) {
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case VK_DEBUG_UTILS_MESSAGE_SEVERITY_VERBOSE_BIT_EXT:
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severity_string = "VERBOSE : ";
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break;
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case VK_DEBUG_UTILS_MESSAGE_SEVERITY_INFO_BIT_EXT:
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severity_string = "INFO : ";
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break;
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case VK_DEBUG_UTILS_MESSAGE_SEVERITY_WARNING_BIT_EXT:
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severity_string = "WARNING : ";
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break;
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case VK_DEBUG_UTILS_MESSAGE_SEVERITY_ERROR_BIT_EXT:
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severity_string = "ERROR : ";
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break;
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case VK_DEBUG_UTILS_MESSAGE_SEVERITY_FLAG_BITS_MAX_ENUM_EXT:
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break;
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}
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String type_string;
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switch (messageType) {
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case (VK_DEBUG_UTILS_MESSAGE_TYPE_GENERAL_BIT_EXT):
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type_string = "GENERAL";
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break;
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case (VK_DEBUG_UTILS_MESSAGE_TYPE_VALIDATION_BIT_EXT):
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type_string = "VALIDATION";
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break;
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case (VK_DEBUG_UTILS_MESSAGE_TYPE_PERFORMANCE_BIT_EXT):
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type_string = "PERFORMANCE";
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break;
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case (VK_DEBUG_UTILS_MESSAGE_TYPE_VALIDATION_BIT_EXT & VK_DEBUG_UTILS_MESSAGE_TYPE_PERFORMANCE_BIT_EXT):
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type_string = "VALIDATION|PERFORMANCE";
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break;
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}
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String objects_string;
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if (pCallbackData->objectCount > 0) {
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objects_string = "\n\tObjects - " + String::num_int64(pCallbackData->objectCount);
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for (uint32_t object = 0; object < pCallbackData->objectCount; ++object) {
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objects_string +=
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"\n\t\tObject[" + String::num_int64(object) + "]" +
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" - " + string_VkObjectType(pCallbackData->pObjects[object].objectType) +
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", Handle " + String::num_int64(pCallbackData->pObjects[object].objectHandle);
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if (NULL != pCallbackData->pObjects[object].pObjectName && strlen(pCallbackData->pObjects[object].pObjectName) > 0) {
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objects_string += ", Name \"" + String(pCallbackData->pObjects[object].pObjectName) + "\"";
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}
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}
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}
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String labels_string;
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if (pCallbackData->cmdBufLabelCount > 0) {
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labels_string = "\n\tCommand Buffer Labels - " + String::num_int64(pCallbackData->cmdBufLabelCount);
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for (uint32_t cmd_buf_label = 0; cmd_buf_label < pCallbackData->cmdBufLabelCount; ++cmd_buf_label) {
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labels_string +=
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"\n\t\tLabel[" + String::num_int64(cmd_buf_label) + "]" +
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" - " + pCallbackData->pCmdBufLabels[cmd_buf_label].pLabelName +
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"{ ";
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for (int color_idx = 0; color_idx < 4; ++color_idx) {
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labels_string += String::num(pCallbackData->pCmdBufLabels[cmd_buf_label].color[color_idx]);
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if (color_idx < 3) {
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labels_string += ", ";
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}
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}
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labels_string += " }";
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}
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}
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String error_message(severity_string + type_string +
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" - Message Id Number: " + String::num_int64(pCallbackData->messageIdNumber) +
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" | Message Id Name: " + pCallbackData->pMessageIdName +
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"\n\t" + pCallbackData->pMessage +
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objects_string + labels_string);
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ERR_PRINT(error_message);
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CRASH_COND_MSG(Engine::get_singleton()->is_abort_on_gpu_errors_enabled(),
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"Crashing, because abort on GPU errors is enabled.");
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return VK_FALSE;
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}
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VkBool32 VulkanContext::_check_layers(uint32_t check_count, const char **check_names, uint32_t layer_count, VkLayerProperties *layers) {
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for (uint32_t i = 0; i < check_count; i++) {
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VkBool32 found = 0;
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for (uint32_t j = 0; j < layer_count; j++) {
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if (!strcmp(check_names[i], layers[j].layerName)) {
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found = 1;
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break;
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}
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}
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if (!found) {
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ERR_PRINT("Cant find layer: " + String(check_names[i]));
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return 0;
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}
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}
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return 1;
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}
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Error VulkanContext::_create_validation_layers() {
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VkResult err;
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uint32_t instance_layer_count = 0;
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uint32_t validation_layer_count = 0;
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const char *instance_validation_layers_alt1[] = { "VK_LAYER_LUNARG_standard_validation" };
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const char *instance_validation_layers_alt2[] = { "VK_LAYER_GOOGLE_threading", "VK_LAYER_LUNARG_parameter_validation",
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"VK_LAYER_LUNARG_object_tracker", "VK_LAYER_LUNARG_core_validation",
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"VK_LAYER_GOOGLE_unique_objects" };
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VkBool32 validation_found = 0;
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err = vkEnumerateInstanceLayerProperties(&instance_layer_count, NULL);
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ERR_FAIL_COND_V(err, ERR_CANT_CREATE);
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const char **instance_validation_layers = instance_validation_layers_alt1;
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if (instance_layer_count > 0) {
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VkLayerProperties *instance_layers = (VkLayerProperties *)malloc(sizeof(VkLayerProperties) * instance_layer_count);
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err = vkEnumerateInstanceLayerProperties(&instance_layer_count, instance_layers);
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if (err) {
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free(instance_layers);
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ERR_FAIL_V(ERR_CANT_CREATE);
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}
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validation_found = _check_layers(ARRAY_SIZE(instance_validation_layers_alt1), instance_validation_layers,
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instance_layer_count, instance_layers);
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if (validation_found) {
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enabled_layer_count = ARRAY_SIZE(instance_validation_layers_alt1);
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enabled_layers[0] = "VK_LAYER_LUNARG_standard_validation";
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validation_layer_count = 1;
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} else {
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// use alternative set of validation layers
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instance_validation_layers = instance_validation_layers_alt2;
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enabled_layer_count = ARRAY_SIZE(instance_validation_layers_alt2);
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validation_found = _check_layers(ARRAY_SIZE(instance_validation_layers_alt2), instance_validation_layers,
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instance_layer_count, instance_layers);
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validation_layer_count = ARRAY_SIZE(instance_validation_layers_alt2);
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for (uint32_t i = 0; i < validation_layer_count; i++) {
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enabled_layers[i] = instance_validation_layers[i];
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}
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}
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free(instance_layers);
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}
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if (!validation_found) {
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return ERR_CANT_CREATE;
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}
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return OK;
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}
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Error VulkanContext::_initialize_extensions() {
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VkResult err;
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uint32_t instance_extension_count = 0;
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enabled_extension_count = 0;
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enabled_layer_count = 0;
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/* Look for instance extensions */
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VkBool32 surfaceExtFound = 0;
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VkBool32 platformSurfaceExtFound = 0;
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memset(extension_names, 0, sizeof(extension_names));
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err = vkEnumerateInstanceExtensionProperties(NULL, &instance_extension_count, NULL);
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ERR_FAIL_COND_V(err, ERR_CANT_CREATE);
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if (instance_extension_count > 0) {
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VkExtensionProperties *instance_extensions = (VkExtensionProperties *)malloc(sizeof(VkExtensionProperties) * instance_extension_count);
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err = vkEnumerateInstanceExtensionProperties(NULL, &instance_extension_count, instance_extensions);
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if (err) {
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free(instance_extensions);
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ERR_FAIL_V(ERR_CANT_CREATE);
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}
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for (uint32_t i = 0; i < instance_extension_count; i++) {
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if (!strcmp(VK_KHR_SURFACE_EXTENSION_NAME, instance_extensions[i].extensionName)) {
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surfaceExtFound = 1;
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extension_names[enabled_extension_count++] = VK_KHR_SURFACE_EXTENSION_NAME;
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}
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if (!strcmp(_get_platform_surface_extension(), instance_extensions[i].extensionName)) {
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platformSurfaceExtFound = 1;
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extension_names[enabled_extension_count++] = _get_platform_surface_extension();
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}
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if (!strcmp(VK_EXT_DEBUG_REPORT_EXTENSION_NAME, instance_extensions[i].extensionName)) {
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if (use_validation_layers) {
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extension_names[enabled_extension_count++] = VK_EXT_DEBUG_REPORT_EXTENSION_NAME;
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}
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}
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if (!strcmp(VK_EXT_DEBUG_UTILS_EXTENSION_NAME, instance_extensions[i].extensionName)) {
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if (use_validation_layers) {
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extension_names[enabled_extension_count++] = VK_EXT_DEBUG_UTILS_EXTENSION_NAME;
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}
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}
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if (enabled_extension_count >= MAX_EXTENSIONS) {
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free(instance_extensions);
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ERR_FAIL_V_MSG(ERR_BUG, "Enabled extension count reaches MAX_EXTENSIONS, BUG");
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}
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}
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free(instance_extensions);
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}
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ERR_FAIL_COND_V_MSG(!surfaceExtFound, ERR_CANT_CREATE, "No surface extension found, is a driver installed?");
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ERR_FAIL_COND_V_MSG(!platformSurfaceExtFound, ERR_CANT_CREATE, "No platform surface extension found, is a driver installed?");
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return OK;
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}
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Error VulkanContext::_create_physical_device() {
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/* Look for validation layers */
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if (use_validation_layers) {
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_create_validation_layers();
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}
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{
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Error err = _initialize_extensions();
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if (err != OK) {
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return err;
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}
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}
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CharString cs = ProjectSettings::get_singleton()->get("application/config/name").operator String().utf8();
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String name = "GodotEngine " + String(VERSION_FULL_NAME);
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CharString namecs = name.utf8();
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const VkApplicationInfo app = {
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/*sType*/ VK_STRUCTURE_TYPE_APPLICATION_INFO,
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/*pNext*/ NULL,
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/*pApplicationName*/ cs.get_data(),
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/*applicationVersion*/ 0,
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/*pEngineName*/ namecs.get_data(),
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/*engineVersion*/ 0,
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/*apiVersion*/ VK_API_VERSION_1_0,
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};
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VkInstanceCreateInfo inst_info = {
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/*sType*/ VK_STRUCTURE_TYPE_INSTANCE_CREATE_INFO,
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/*pNext*/ NULL,
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/*flags*/ 0,
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/*pApplicationInfo*/ &app,
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/*enabledLayerCount*/ enabled_layer_count,
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/*ppEnabledLayerNames*/ (const char *const *)instance_validation_layers,
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/*enabledExtensionCount*/ enabled_extension_count,
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/*ppEnabledExtensionNames*/ (const char *const *)extension_names,
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};
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/*
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* This is info for a temp callback to use during CreateInstance.
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* After the instance is created, we use the instance-based
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* function to register the final callback.
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*/
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VkDebugUtilsMessengerCreateInfoEXT dbg_messenger_create_info;
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if (use_validation_layers) {
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// VK_EXT_debug_utils style
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dbg_messenger_create_info.sType = VK_STRUCTURE_TYPE_DEBUG_UTILS_MESSENGER_CREATE_INFO_EXT;
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dbg_messenger_create_info.pNext = NULL;
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dbg_messenger_create_info.flags = 0;
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dbg_messenger_create_info.messageSeverity =
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VK_DEBUG_UTILS_MESSAGE_SEVERITY_WARNING_BIT_EXT | VK_DEBUG_UTILS_MESSAGE_SEVERITY_ERROR_BIT_EXT;
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dbg_messenger_create_info.messageType = VK_DEBUG_UTILS_MESSAGE_TYPE_GENERAL_BIT_EXT |
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VK_DEBUG_UTILS_MESSAGE_TYPE_VALIDATION_BIT_EXT |
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VK_DEBUG_UTILS_MESSAGE_TYPE_PERFORMANCE_BIT_EXT;
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dbg_messenger_create_info.pfnUserCallback = _debug_messenger_callback;
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dbg_messenger_create_info.pUserData = this;
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inst_info.pNext = &dbg_messenger_create_info;
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}
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uint32_t gpu_count;
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VkResult err = vkCreateInstance(&inst_info, NULL, &inst);
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ERR_FAIL_COND_V_MSG(err == VK_ERROR_INCOMPATIBLE_DRIVER, ERR_CANT_CREATE,
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"Cannot find a compatible Vulkan installable client driver (ICD).\n\n"
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"vkCreateInstance Failure");
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ERR_FAIL_COND_V_MSG(err == VK_ERROR_EXTENSION_NOT_PRESENT, ERR_CANT_CREATE,
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"Cannot find a specified extension library.\n"
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"Make sure your layers path is set appropriately.\n"
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"vkCreateInstance Failure");
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ERR_FAIL_COND_V_MSG(err, ERR_CANT_CREATE,
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"vkCreateInstance failed.\n\n"
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"Do you have a compatible Vulkan installable client driver (ICD) installed?\n"
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"Please look at the Getting Started guide for additional information.\n"
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"vkCreateInstance Failure");
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/* Make initial call to query gpu_count, then second call for gpu info*/
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err = vkEnumeratePhysicalDevices(inst, &gpu_count, NULL);
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ERR_FAIL_COND_V(err, ERR_CANT_CREATE);
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ERR_FAIL_COND_V_MSG(gpu_count == 0, ERR_CANT_CREATE,
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"vkEnumeratePhysicalDevices reported zero accessible devices.\n\n"
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"Do you have a compatible Vulkan installable client driver (ICD) installed?\n"
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"vkEnumeratePhysicalDevices Failure");
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VkPhysicalDevice *physical_devices = (VkPhysicalDevice *)malloc(sizeof(VkPhysicalDevice) * gpu_count);
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err = vkEnumeratePhysicalDevices(inst, &gpu_count, physical_devices);
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if (err) {
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free(physical_devices);
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ERR_FAIL_V(ERR_CANT_CREATE);
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}
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/*Find the first discrete GPU with the most VRAM.*/
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{
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print_line("Selecting primary GPU.");
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VkPhysicalDeviceProperties device_properties;
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VkPhysicalDeviceMemoryProperties memory_properties;
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gpu = physical_devices[0];
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uint32_t largest_vram_size = 0;
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VkPhysicalDeviceType gpu_type = VK_PHYSICAL_DEVICE_TYPE_OTHER;
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for (uint32_t i = 0; i < gpu_count; i++) {
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vkGetPhysicalDeviceProperties(physical_devices[i], &device_properties);
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/*Skip virtual and CPU devices for now.*/
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if (device_properties.deviceType > VK_PHYSICAL_DEVICE_TYPE_DISCRETE_GPU) {
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continue;
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}
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vkGetPhysicalDeviceMemoryProperties(physical_devices[i], &memory_properties);
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/*Total all heaps in case of 3GB+1GB configurations and similar.*/
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uint32_t memory_size = 0;
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for (uint32_t j = 0; j < memory_properties.memoryHeapCount; j++) {
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memory_size += memory_properties.memoryHeaps[j].size;
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}
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if ((device_properties.deviceType >= gpu_type) || (device_properties.deviceType == gpu_type && memory_size > largest_vram_size)) {
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gpu = physical_devices[i];
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gpu_type = device_properties.deviceType;
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largest_vram_size = memory_size;
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print_line(device_properties.deviceName);
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}
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}
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}
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free(physical_devices);
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/* Look for device extensions */
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uint32_t device_extension_count = 0;
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VkBool32 swapchainExtFound = 0;
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enabled_extension_count = 0;
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memset(extension_names, 0, sizeof(extension_names));
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err = vkEnumerateDeviceExtensionProperties(gpu, NULL, &device_extension_count, NULL);
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ERR_FAIL_COND_V(err, ERR_CANT_CREATE);
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if (device_extension_count > 0) {
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VkExtensionProperties *device_extensions = (VkExtensionProperties *)malloc(sizeof(VkExtensionProperties) * device_extension_count);
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err = vkEnumerateDeviceExtensionProperties(gpu, NULL, &device_extension_count, device_extensions);
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if (err) {
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free(device_extensions);
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ERR_FAIL_V(ERR_CANT_CREATE);
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}
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for (uint32_t i = 0; i < device_extension_count; i++) {
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if (!strcmp(VK_KHR_SWAPCHAIN_EXTENSION_NAME, device_extensions[i].extensionName)) {
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swapchainExtFound = 1;
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extension_names[enabled_extension_count++] = VK_KHR_SWAPCHAIN_EXTENSION_NAME;
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}
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if (enabled_extension_count >= MAX_EXTENSIONS) {
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free(device_extensions);
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ERR_FAIL_V_MSG(ERR_BUG, "Enabled extension count reaches MAX_EXTENSIONS, BUG");
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}
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}
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if (VK_KHR_incremental_present_enabled) {
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// Even though the user "enabled" the extension via the command
|
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// line, we must make sure that it's enumerated for use with the
|
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// device. Therefore, disable it here, and re-enable it again if
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// enumerated.
|
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VK_KHR_incremental_present_enabled = false;
|
|
for (uint32_t i = 0; i < device_extension_count; i++) {
|
|
if (!strcmp(VK_KHR_INCREMENTAL_PRESENT_EXTENSION_NAME, device_extensions[i].extensionName)) {
|
|
extension_names[enabled_extension_count++] = VK_KHR_INCREMENTAL_PRESENT_EXTENSION_NAME;
|
|
VK_KHR_incremental_present_enabled = true;
|
|
}
|
|
if (enabled_extension_count >= MAX_EXTENSIONS) {
|
|
free(device_extensions);
|
|
ERR_FAIL_V_MSG(ERR_BUG, "Enabled extension count reaches MAX_EXTENSIONS, BUG");
|
|
}
|
|
}
|
|
}
|
|
|
|
if (VK_GOOGLE_display_timing_enabled) {
|
|
// 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.
|
|
VK_GOOGLE_display_timing_enabled = false;
|
|
for (uint32_t i = 0; i < device_extension_count; i++) {
|
|
if (!strcmp(VK_GOOGLE_DISPLAY_TIMING_EXTENSION_NAME, device_extensions[i].extensionName)) {
|
|
extension_names[enabled_extension_count++] = VK_GOOGLE_DISPLAY_TIMING_EXTENSION_NAME;
|
|
VK_GOOGLE_display_timing_enabled = true;
|
|
}
|
|
if (enabled_extension_count >= MAX_EXTENSIONS) {
|
|
free(device_extensions);
|
|
ERR_FAIL_V_MSG(ERR_BUG, "Enabled extension count reaches MAX_EXTENSIONS, BUG");
|
|
}
|
|
}
|
|
}
|
|
|
|
free(device_extensions);
|
|
}
|
|
|
|
ERR_FAIL_COND_V_MSG(!swapchainExtFound, ERR_CANT_CREATE,
|
|
"vkEnumerateDeviceExtensionProperties failed to find the " VK_KHR_SWAPCHAIN_EXTENSION_NAME
|
|
" extension.\n\nDo you have a compatible Vulkan installable client driver (ICD) installed?\n"
|
|
"vkCreateInstance Failure");
|
|
|
|
if (use_validation_layers) {
|
|
// Setup VK_EXT_debug_utils function pointers always (we use them for
|
|
// debug labels and names).
|
|
CreateDebugUtilsMessengerEXT =
|
|
(PFN_vkCreateDebugUtilsMessengerEXT)vkGetInstanceProcAddr(inst, "vkCreateDebugUtilsMessengerEXT");
|
|
DestroyDebugUtilsMessengerEXT =
|
|
(PFN_vkDestroyDebugUtilsMessengerEXT)vkGetInstanceProcAddr(inst, "vkDestroyDebugUtilsMessengerEXT");
|
|
SubmitDebugUtilsMessageEXT =
|
|
(PFN_vkSubmitDebugUtilsMessageEXT)vkGetInstanceProcAddr(inst, "vkSubmitDebugUtilsMessageEXT");
|
|
CmdBeginDebugUtilsLabelEXT =
|
|
(PFN_vkCmdBeginDebugUtilsLabelEXT)vkGetInstanceProcAddr(inst, "vkCmdBeginDebugUtilsLabelEXT");
|
|
CmdEndDebugUtilsLabelEXT =
|
|
(PFN_vkCmdEndDebugUtilsLabelEXT)vkGetInstanceProcAddr(inst, "vkCmdEndDebugUtilsLabelEXT");
|
|
CmdInsertDebugUtilsLabelEXT =
|
|
(PFN_vkCmdInsertDebugUtilsLabelEXT)vkGetInstanceProcAddr(inst, "vkCmdInsertDebugUtilsLabelEXT");
|
|
SetDebugUtilsObjectNameEXT =
|
|
(PFN_vkSetDebugUtilsObjectNameEXT)vkGetInstanceProcAddr(inst, "vkSetDebugUtilsObjectNameEXT");
|
|
if (NULL == CreateDebugUtilsMessengerEXT || NULL == DestroyDebugUtilsMessengerEXT ||
|
|
NULL == SubmitDebugUtilsMessageEXT || NULL == CmdBeginDebugUtilsLabelEXT ||
|
|
NULL == CmdEndDebugUtilsLabelEXT || NULL == CmdInsertDebugUtilsLabelEXT ||
|
|
NULL == SetDebugUtilsObjectNameEXT) {
|
|
ERR_FAIL_V_MSG(ERR_CANT_CREATE,
|
|
"GetProcAddr: Failed to init VK_EXT_debug_utils\n"
|
|
"GetProcAddr: Failure");
|
|
}
|
|
|
|
err = CreateDebugUtilsMessengerEXT(inst, &dbg_messenger_create_info, NULL, &dbg_messenger);
|
|
switch (err) {
|
|
case VK_SUCCESS:
|
|
break;
|
|
case VK_ERROR_OUT_OF_HOST_MEMORY:
|
|
ERR_FAIL_V_MSG(ERR_CANT_CREATE,
|
|
"CreateDebugUtilsMessengerEXT: out of host memory\n"
|
|
"CreateDebugUtilsMessengerEXT Failure");
|
|
break;
|
|
default:
|
|
ERR_FAIL_V_MSG(ERR_CANT_CREATE,
|
|
"CreateDebugUtilsMessengerEXT: unknown failure\n"
|
|
"CreateDebugUtilsMessengerEXT Failure");
|
|
ERR_FAIL_V(ERR_CANT_CREATE);
|
|
break;
|
|
}
|
|
}
|
|
vkGetPhysicalDeviceProperties(gpu, &gpu_props);
|
|
|
|
/* Call with NULL data to get count */
|
|
vkGetPhysicalDeviceQueueFamilyProperties(gpu, &queue_family_count, NULL);
|
|
ERR_FAIL_COND_V(queue_family_count == 0, ERR_CANT_CREATE);
|
|
|
|
queue_props = (VkQueueFamilyProperties *)malloc(queue_family_count * sizeof(VkQueueFamilyProperties));
|
|
vkGetPhysicalDeviceQueueFamilyProperties(gpu, &queue_family_count, queue_props);
|
|
|
|
// Query fine-grained feature support for this device.
|
|
// If app has specific feature requirements it should check supported
|
|
// features based on this query
|
|
vkGetPhysicalDeviceFeatures(gpu, &physical_device_features);
|
|
|
|
#define GET_INSTANCE_PROC_ADDR(inst, entrypoint) \
|
|
{ \
|
|
fp##entrypoint = (PFN_vk##entrypoint)vkGetInstanceProcAddr(inst, "vk" #entrypoint); \
|
|
ERR_FAIL_COND_V_MSG(fp##entrypoint == NULL, ERR_CANT_CREATE, \
|
|
"vkGetInstanceProcAddr failed to find vk" #entrypoint); \
|
|
}
|
|
|
|
GET_INSTANCE_PROC_ADDR(inst, GetPhysicalDeviceSurfaceSupportKHR);
|
|
GET_INSTANCE_PROC_ADDR(inst, GetPhysicalDeviceSurfaceCapabilitiesKHR);
|
|
GET_INSTANCE_PROC_ADDR(inst, GetPhysicalDeviceSurfaceFormatsKHR);
|
|
GET_INSTANCE_PROC_ADDR(inst, GetPhysicalDeviceSurfacePresentModesKHR);
|
|
GET_INSTANCE_PROC_ADDR(inst, GetSwapchainImagesKHR);
|
|
|
|
return OK;
|
|
}
|
|
|
|
Error VulkanContext::_create_device() {
|
|
|
|
VkResult err;
|
|
float queue_priorities[1] = { 0.0 };
|
|
VkDeviceQueueCreateInfo queues[2];
|
|
queues[0].sType = VK_STRUCTURE_TYPE_DEVICE_QUEUE_CREATE_INFO;
|
|
queues[0].pNext = NULL;
|
|
queues[0].queueFamilyIndex = graphics_queue_family_index;
|
|
queues[0].queueCount = 1;
|
|
queues[0].pQueuePriorities = queue_priorities;
|
|
queues[0].flags = 0;
|
|
|
|
VkDeviceCreateInfo sdevice = {
|
|
/*sType*/ VK_STRUCTURE_TYPE_DEVICE_CREATE_INFO,
|
|
/*pNext*/ NULL,
|
|
/*flags*/ 0,
|
|
/*queueCreateInfoCount*/ 1,
|
|
/*pQueueCreateInfos*/ queues,
|
|
/*enabledLayerCount*/ 0,
|
|
/*ppEnabledLayerNames*/ NULL,
|
|
/*enabledExtensionCount*/ enabled_extension_count,
|
|
/*ppEnabledExtensionNames*/ (const char *const *)extension_names,
|
|
/*pEnabledFeatures*/ &physical_device_features, // If specific features are required, pass them in here
|
|
|
|
};
|
|
if (separate_present_queue) {
|
|
queues[1].sType = VK_STRUCTURE_TYPE_DEVICE_QUEUE_CREATE_INFO;
|
|
queues[1].pNext = NULL;
|
|
queues[1].queueFamilyIndex = present_queue_family_index;
|
|
queues[1].queueCount = 1;
|
|
queues[1].pQueuePriorities = queue_priorities;
|
|
queues[1].flags = 0;
|
|
sdevice.queueCreateInfoCount = 2;
|
|
}
|
|
err = vkCreateDevice(gpu, &sdevice, NULL, &device);
|
|
ERR_FAIL_COND_V(err, ERR_CANT_CREATE);
|
|
return OK;
|
|
}
|
|
|
|
Error VulkanContext::_initialize_queues(VkSurfaceKHR surface) {
|
|
|
|
// Iterate over each queue to learn whether it supports presenting:
|
|
VkBool32 *supportsPresent = (VkBool32 *)malloc(queue_family_count * sizeof(VkBool32));
|
|
for (uint32_t i = 0; i < queue_family_count; i++) {
|
|
fpGetPhysicalDeviceSurfaceSupportKHR(gpu, i, surface, &supportsPresent[i]);
|
|
}
|
|
|
|
// Search for a graphics and a present queue in the array of queue
|
|
// families, try to find one that supports both
|
|
uint32_t graphicsQueueFamilyIndex = UINT32_MAX;
|
|
uint32_t presentQueueFamilyIndex = UINT32_MAX;
|
|
for (uint32_t i = 0; i < queue_family_count; i++) {
|
|
if ((queue_props[i].queueFlags & VK_QUEUE_GRAPHICS_BIT) != 0) {
|
|
if (graphicsQueueFamilyIndex == UINT32_MAX) {
|
|
graphicsQueueFamilyIndex = i;
|
|
}
|
|
|
|
if (supportsPresent[i] == VK_TRUE) {
|
|
graphicsQueueFamilyIndex = i;
|
|
presentQueueFamilyIndex = i;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (presentQueueFamilyIndex == UINT32_MAX) {
|
|
// If didn't find a queue that supports both graphics and present, then
|
|
// find a separate present queue.
|
|
for (uint32_t i = 0; i < queue_family_count; ++i) {
|
|
if (supportsPresent[i] == VK_TRUE) {
|
|
presentQueueFamilyIndex = i;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
free(supportsPresent);
|
|
|
|
// Generate error if could not find both a graphics and a present queue
|
|
ERR_FAIL_COND_V_MSG(graphicsQueueFamilyIndex == UINT32_MAX || presentQueueFamilyIndex == UINT32_MAX, ERR_CANT_CREATE,
|
|
"Could not find both graphics and present queues\n");
|
|
|
|
graphics_queue_family_index = graphicsQueueFamilyIndex;
|
|
present_queue_family_index = presentQueueFamilyIndex;
|
|
separate_present_queue = (graphics_queue_family_index != present_queue_family_index);
|
|
|
|
_create_device();
|
|
|
|
static PFN_vkGetDeviceProcAddr g_gdpa = NULL;
|
|
#define GET_DEVICE_PROC_ADDR(dev, entrypoint) \
|
|
{ \
|
|
if (!g_gdpa) g_gdpa = (PFN_vkGetDeviceProcAddr)vkGetInstanceProcAddr(inst, "vkGetDeviceProcAddr"); \
|
|
fp##entrypoint = (PFN_vk##entrypoint)g_gdpa(dev, "vk" #entrypoint); \
|
|
ERR_FAIL_COND_V_MSG(fp##entrypoint == NULL, ERR_CANT_CREATE, \
|
|
"vkGetDeviceProcAddr failed to find vk" #entrypoint); \
|
|
}
|
|
|
|
GET_DEVICE_PROC_ADDR(device, CreateSwapchainKHR);
|
|
GET_DEVICE_PROC_ADDR(device, DestroySwapchainKHR);
|
|
GET_DEVICE_PROC_ADDR(device, GetSwapchainImagesKHR);
|
|
GET_DEVICE_PROC_ADDR(device, AcquireNextImageKHR);
|
|
GET_DEVICE_PROC_ADDR(device, QueuePresentKHR);
|
|
if (VK_GOOGLE_display_timing_enabled) {
|
|
GET_DEVICE_PROC_ADDR(device, GetRefreshCycleDurationGOOGLE);
|
|
GET_DEVICE_PROC_ADDR(device, GetPastPresentationTimingGOOGLE);
|
|
}
|
|
|
|
vkGetDeviceQueue(device, graphics_queue_family_index, 0, &graphics_queue);
|
|
|
|
if (!separate_present_queue) {
|
|
present_queue = graphics_queue;
|
|
} else {
|
|
vkGetDeviceQueue(device, present_queue_family_index, 0, &present_queue);
|
|
}
|
|
|
|
// Get the list of VkFormat's that are supported:
|
|
uint32_t formatCount;
|
|
VkResult err = fpGetPhysicalDeviceSurfaceFormatsKHR(gpu, surface, &formatCount, NULL);
|
|
ERR_FAIL_COND_V(err, ERR_CANT_CREATE);
|
|
VkSurfaceFormatKHR *surfFormats = (VkSurfaceFormatKHR *)malloc(formatCount * sizeof(VkSurfaceFormatKHR));
|
|
err = fpGetPhysicalDeviceSurfaceFormatsKHR(gpu, surface, &formatCount, surfFormats);
|
|
if (err) {
|
|
free(surfFormats);
|
|
ERR_FAIL_V(ERR_CANT_CREATE);
|
|
}
|
|
// If the format list includes just one entry of VK_FORMAT_UNDEFINED,
|
|
// the surface has no preferred format. Otherwise, at least one
|
|
// supported format will be returned.
|
|
if (true || (formatCount == 1 && surfFormats[0].format == VK_FORMAT_UNDEFINED)) {
|
|
format = VK_FORMAT_B8G8R8A8_UNORM;
|
|
} else {
|
|
if (formatCount < 1) {
|
|
free(surfFormats);
|
|
ERR_FAIL_V_MSG(ERR_CANT_CREATE, "formatCount less than 1");
|
|
}
|
|
format = surfFormats[0].format;
|
|
}
|
|
color_space = surfFormats[0].colorSpace;
|
|
|
|
free(surfFormats);
|
|
|
|
Error serr = _create_semaphores();
|
|
if (serr) {
|
|
return serr;
|
|
}
|
|
|
|
queues_initialized = true;
|
|
return OK;
|
|
}
|
|
|
|
Error VulkanContext::_create_semaphores() {
|
|
VkResult err;
|
|
|
|
// Create semaphores to synchronize acquiring presentable buffers before
|
|
// rendering and waiting for drawing to be complete before presenting
|
|
VkSemaphoreCreateInfo semaphoreCreateInfo = {
|
|
/*sType*/ VK_STRUCTURE_TYPE_SEMAPHORE_CREATE_INFO,
|
|
/*pNext*/ NULL,
|
|
/*flags*/ 0,
|
|
};
|
|
|
|
// Create fences that we can use to throttle if we get too far
|
|
// ahead of the image presents
|
|
VkFenceCreateInfo fence_ci = {
|
|
/*sType*/ VK_STRUCTURE_TYPE_FENCE_CREATE_INFO,
|
|
/*pNext*/ NULL,
|
|
/*flags*/ VK_FENCE_CREATE_SIGNALED_BIT
|
|
};
|
|
for (uint32_t i = 0; i < FRAME_LAG; i++) {
|
|
err = vkCreateFence(device, &fence_ci, NULL, &fences[i]);
|
|
ERR_FAIL_COND_V(err, ERR_CANT_CREATE);
|
|
|
|
err = vkCreateSemaphore(device, &semaphoreCreateInfo, NULL, &image_acquired_semaphores[i]);
|
|
ERR_FAIL_COND_V(err, ERR_CANT_CREATE);
|
|
|
|
err = vkCreateSemaphore(device, &semaphoreCreateInfo, NULL, &draw_complete_semaphores[i]);
|
|
ERR_FAIL_COND_V(err, ERR_CANT_CREATE);
|
|
|
|
if (separate_present_queue) {
|
|
err = vkCreateSemaphore(device, &semaphoreCreateInfo, NULL, &image_ownership_semaphores[i]);
|
|
ERR_FAIL_COND_V(err, ERR_CANT_CREATE);
|
|
}
|
|
}
|
|
frame_index = 0;
|
|
|
|
// Get Memory information and properties
|
|
vkGetPhysicalDeviceMemoryProperties(gpu, &memory_properties);
|
|
|
|
return OK;
|
|
}
|
|
|
|
int VulkanContext::_window_create(VkSurfaceKHR p_surface, int p_width, int p_height) {
|
|
|
|
if (!queues_initialized) {
|
|
// We use a single GPU, but we need a surface to initialize the
|
|
// queues, so this process must be deferred until a surface
|
|
// is created.
|
|
_initialize_queues(p_surface);
|
|
}
|
|
|
|
Window window;
|
|
window.surface = p_surface;
|
|
window.width = p_width;
|
|
window.height = p_height;
|
|
Error err = _update_swap_chain(&window);
|
|
ERR_FAIL_COND_V(err != OK, -1);
|
|
|
|
int id = last_window_id;
|
|
windows[id] = window;
|
|
last_window_id++;
|
|
return id;
|
|
}
|
|
|
|
void VulkanContext::window_resize(int p_window, int p_width, int p_height) {
|
|
ERR_FAIL_COND(!windows.has(p_window));
|
|
windows[p_window].width = p_width;
|
|
windows[p_window].height = p_height;
|
|
_update_swap_chain(&windows[p_window]);
|
|
}
|
|
|
|
int VulkanContext::window_get_width(int p_window) {
|
|
ERR_FAIL_COND_V(!windows.has(p_window), -1);
|
|
return windows[p_window].width;
|
|
}
|
|
|
|
int VulkanContext::window_get_height(int p_window) {
|
|
ERR_FAIL_COND_V(!windows.has(p_window), -1);
|
|
return windows[p_window].height;
|
|
}
|
|
|
|
VkRenderPass VulkanContext::window_get_render_pass(int p_window) {
|
|
ERR_FAIL_COND_V(!windows.has(p_window), VK_NULL_HANDLE);
|
|
Window *w = &windows[p_window];
|
|
//vulkan use of currentbuffer
|
|
return w->render_pass;
|
|
}
|
|
|
|
VkFramebuffer VulkanContext::window_get_framebuffer(int p_window) {
|
|
ERR_FAIL_COND_V(!windows.has(p_window), VK_NULL_HANDLE);
|
|
ERR_FAIL_COND_V(!buffers_prepared, VK_NULL_HANDLE);
|
|
Window *w = &windows[p_window];
|
|
//vulkan use of currentbuffer
|
|
return w->swapchain_image_resources[w->current_buffer].framebuffer;
|
|
}
|
|
|
|
void VulkanContext::window_destroy(int p_window_id) {
|
|
ERR_FAIL_COND(!windows.has(p_window_id));
|
|
_clean_up_swap_chain(&windows[p_window_id]);
|
|
vkDestroySurfaceKHR(inst, windows[p_window_id].surface, NULL);
|
|
windows.erase(p_window_id);
|
|
}
|
|
|
|
Error VulkanContext::_clean_up_swap_chain(Window *window) {
|
|
|
|
if (!window->swapchain) {
|
|
return OK;
|
|
}
|
|
vkDeviceWaitIdle(device);
|
|
|
|
//this destroys images associated it seems
|
|
fpDestroySwapchainKHR(device, window->swapchain, NULL);
|
|
window->swapchain = VK_NULL_HANDLE;
|
|
vkDestroyRenderPass(device, window->render_pass, NULL);
|
|
if (window->swapchain_image_resources) {
|
|
for (uint32_t i = 0; i < swapchainImageCount; i++) {
|
|
vkDestroyImageView(device, window->swapchain_image_resources[i].view, NULL);
|
|
vkDestroyFramebuffer(device, window->swapchain_image_resources[i].framebuffer, NULL);
|
|
}
|
|
|
|
free(window->swapchain_image_resources);
|
|
window->swapchain_image_resources = NULL;
|
|
}
|
|
if (separate_present_queue) {
|
|
vkDestroyCommandPool(device, window->present_cmd_pool, NULL);
|
|
}
|
|
return OK;
|
|
}
|
|
|
|
Error VulkanContext::_update_swap_chain(Window *window) {
|
|
VkResult err;
|
|
|
|
if (window->swapchain) {
|
|
_clean_up_swap_chain(window);
|
|
}
|
|
|
|
// Check the surface capabilities and formats
|
|
VkSurfaceCapabilitiesKHR surfCapabilities;
|
|
err = fpGetPhysicalDeviceSurfaceCapabilitiesKHR(gpu, window->surface, &surfCapabilities);
|
|
ERR_FAIL_COND_V(err, ERR_CANT_CREATE);
|
|
|
|
uint32_t presentModeCount;
|
|
err = fpGetPhysicalDeviceSurfacePresentModesKHR(gpu, window->surface, &presentModeCount, NULL);
|
|
ERR_FAIL_COND_V(err, ERR_CANT_CREATE);
|
|
VkPresentModeKHR *presentModes = (VkPresentModeKHR *)malloc(presentModeCount * sizeof(VkPresentModeKHR));
|
|
ERR_FAIL_COND_V(!presentModes, ERR_CANT_CREATE);
|
|
err = fpGetPhysicalDeviceSurfacePresentModesKHR(gpu, window->surface, &presentModeCount, presentModes);
|
|
if (err) {
|
|
free(presentModes);
|
|
ERR_FAIL_V(ERR_CANT_CREATE);
|
|
}
|
|
|
|
VkExtent2D swapchainExtent;
|
|
// width and height are either both 0xFFFFFFFF, or both not 0xFFFFFFFF.
|
|
if (surfCapabilities.currentExtent.width == 0xFFFFFFFF) {
|
|
// If the surface size is undefined, the size is set to the size
|
|
// of the images requested, which must fit within the minimum and
|
|
// maximum values.
|
|
swapchainExtent.width = window->width;
|
|
swapchainExtent.height = window->height;
|
|
|
|
if (swapchainExtent.width < surfCapabilities.minImageExtent.width) {
|
|
swapchainExtent.width = surfCapabilities.minImageExtent.width;
|
|
} else if (swapchainExtent.width > surfCapabilities.maxImageExtent.width) {
|
|
swapchainExtent.width = surfCapabilities.maxImageExtent.width;
|
|
}
|
|
|
|
if (swapchainExtent.height < surfCapabilities.minImageExtent.height) {
|
|
swapchainExtent.height = surfCapabilities.minImageExtent.height;
|
|
} else if (swapchainExtent.height > surfCapabilities.maxImageExtent.height) {
|
|
swapchainExtent.height = surfCapabilities.maxImageExtent.height;
|
|
}
|
|
} else {
|
|
// If the surface size is defined, the swap chain size must match
|
|
swapchainExtent = surfCapabilities.currentExtent;
|
|
window->width = surfCapabilities.currentExtent.width;
|
|
window->height = surfCapabilities.currentExtent.height;
|
|
}
|
|
|
|
if (window->width == 0 || window->height == 0) {
|
|
free(presentModes);
|
|
//likely window minimized, no swapchain created
|
|
return OK;
|
|
}
|
|
// The FIFO present mode is guaranteed by the spec to be supported
|
|
// and to have no tearing. It's a great default present mode to use.
|
|
VkPresentModeKHR swapchainPresentMode = VK_PRESENT_MODE_FIFO_KHR;
|
|
|
|
// There are times when you may wish to use another present mode. The
|
|
// following code shows how to select them, and the comments provide some
|
|
// reasons you may wish to use them.
|
|
//
|
|
// It should be noted that Vulkan 1.0 doesn't provide a method for
|
|
// synchronizing rendering with the presentation engine's display. There
|
|
// is a method provided for throttling rendering with the display, but
|
|
// there are some presentation engines for which this method will not work.
|
|
// If an application doesn't throttle its rendering, and if it renders much
|
|
// faster than the refresh rate of the display, this can waste power on
|
|
// mobile devices. That is because power is being spent rendering images
|
|
// that may never be seen.
|
|
|
|
// VK_PRESENT_MODE_IMMEDIATE_KHR is for applications that don't care about
|
|
// tearing, or have some way of synchronizing their rendering with the
|
|
// display.
|
|
// VK_PRESENT_MODE_MAILBOX_KHR may be useful for applications that
|
|
// generally render a new presentable image every refresh cycle, but are
|
|
// occasionally early. In this case, the application wants the new image
|
|
// to be displayed instead of the previously-queued-for-presentation image
|
|
// that has not yet been displayed.
|
|
// VK_PRESENT_MODE_FIFO_RELAXED_KHR is for applications that generally
|
|
// render a new presentable image every refresh cycle, but are occasionally
|
|
// late. In this case (perhaps because of stuttering/latency concerns),
|
|
// the application wants the late image to be immediately displayed, even
|
|
// though that may mean some tearing.
|
|
|
|
if (window->presentMode != swapchainPresentMode) {
|
|
for (size_t i = 0; i < presentModeCount; ++i) {
|
|
if (presentModes[i] == window->presentMode) {
|
|
swapchainPresentMode = window->presentMode;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
free(presentModes);
|
|
ERR_FAIL_COND_V_MSG(swapchainPresentMode != window->presentMode, ERR_CANT_CREATE, "Present mode specified is not supported\n");
|
|
|
|
// Determine the number of VkImages to use in the swap chain.
|
|
// Application desires to acquire 3 images at a time for triple
|
|
// buffering
|
|
uint32_t desiredNumOfSwapchainImages = 3;
|
|
if (desiredNumOfSwapchainImages < surfCapabilities.minImageCount) {
|
|
desiredNumOfSwapchainImages = surfCapabilities.minImageCount;
|
|
}
|
|
// If maxImageCount is 0, we can ask for as many images as we want;
|
|
// otherwise we're limited to maxImageCount
|
|
if ((surfCapabilities.maxImageCount > 0) && (desiredNumOfSwapchainImages > surfCapabilities.maxImageCount)) {
|
|
// Application must settle for fewer images than desired:
|
|
desiredNumOfSwapchainImages = surfCapabilities.maxImageCount;
|
|
}
|
|
|
|
VkSurfaceTransformFlagsKHR preTransform;
|
|
if (surfCapabilities.supportedTransforms & VK_SURFACE_TRANSFORM_IDENTITY_BIT_KHR) {
|
|
preTransform = VK_SURFACE_TRANSFORM_IDENTITY_BIT_KHR;
|
|
} else {
|
|
preTransform = surfCapabilities.currentTransform;
|
|
}
|
|
|
|
// Find a supported composite alpha mode - one of these is guaranteed to be set
|
|
VkCompositeAlphaFlagBitsKHR compositeAlpha = VK_COMPOSITE_ALPHA_OPAQUE_BIT_KHR;
|
|
VkCompositeAlphaFlagBitsKHR compositeAlphaFlags[4] = {
|
|
VK_COMPOSITE_ALPHA_OPAQUE_BIT_KHR,
|
|
VK_COMPOSITE_ALPHA_PRE_MULTIPLIED_BIT_KHR,
|
|
VK_COMPOSITE_ALPHA_POST_MULTIPLIED_BIT_KHR,
|
|
VK_COMPOSITE_ALPHA_INHERIT_BIT_KHR,
|
|
};
|
|
for (uint32_t i = 0; i < ARRAY_SIZE(compositeAlphaFlags); i++) {
|
|
if (surfCapabilities.supportedCompositeAlpha & compositeAlphaFlags[i]) {
|
|
compositeAlpha = compositeAlphaFlags[i];
|
|
break;
|
|
}
|
|
}
|
|
|
|
VkSwapchainCreateInfoKHR swapchain_ci = {
|
|
/*sType*/ VK_STRUCTURE_TYPE_SWAPCHAIN_CREATE_INFO_KHR,
|
|
/*pNext*/ NULL,
|
|
/*flags*/ 0,
|
|
/*surface*/ window->surface,
|
|
/*minImageCount*/ desiredNumOfSwapchainImages,
|
|
/*imageFormat*/ format,
|
|
/*imageColorSpace*/ color_space,
|
|
/*imageExtent*/ {
|
|
/*width*/ swapchainExtent.width,
|
|
/*height*/ swapchainExtent.height,
|
|
},
|
|
/*imageArrayLayers*/ 1,
|
|
/*imageUsage*/ VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT,
|
|
/*imageSharingMode*/ VK_SHARING_MODE_EXCLUSIVE,
|
|
/*queueFamilyIndexCount*/ 0,
|
|
/*pQueueFamilyIndices*/ NULL,
|
|
/*preTransform*/ (VkSurfaceTransformFlagBitsKHR)preTransform,
|
|
/*compositeAlpha*/ compositeAlpha,
|
|
/*presentMode*/ swapchainPresentMode,
|
|
/*clipped*/ true,
|
|
/*oldSwapchain*/ NULL,
|
|
};
|
|
|
|
err = fpCreateSwapchainKHR(device, &swapchain_ci, NULL, &window->swapchain);
|
|
ERR_FAIL_COND_V(err, ERR_CANT_CREATE);
|
|
|
|
uint32_t sp_image_count;
|
|
err = fpGetSwapchainImagesKHR(device, window->swapchain, &sp_image_count, NULL);
|
|
ERR_FAIL_COND_V(err, ERR_CANT_CREATE);
|
|
|
|
if (swapchainImageCount == 0) {
|
|
//assign here for the first time.
|
|
swapchainImageCount = sp_image_count;
|
|
} else {
|
|
ERR_FAIL_COND_V(swapchainImageCount != sp_image_count, ERR_BUG);
|
|
}
|
|
|
|
VkImage *swapchainImages = (VkImage *)malloc(swapchainImageCount * sizeof(VkImage));
|
|
ERR_FAIL_COND_V(!swapchainImages, ERR_CANT_CREATE);
|
|
err = fpGetSwapchainImagesKHR(device, window->swapchain, &swapchainImageCount, swapchainImages);
|
|
if (err) {
|
|
free(swapchainImages);
|
|
ERR_FAIL_V(ERR_CANT_CREATE);
|
|
}
|
|
|
|
window->swapchain_image_resources =
|
|
(SwapchainImageResources *)malloc(sizeof(SwapchainImageResources) * swapchainImageCount);
|
|
if (!window->swapchain_image_resources) {
|
|
free(swapchainImages);
|
|
ERR_FAIL_V(ERR_CANT_CREATE);
|
|
}
|
|
|
|
for (uint32_t i = 0; i < swapchainImageCount; i++) {
|
|
VkImageViewCreateInfo color_image_view = {
|
|
/*sType*/ VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO,
|
|
/*pNext*/ NULL,
|
|
/*flags*/ 0,
|
|
/*image*/ swapchainImages[i],
|
|
/*viewType*/ VK_IMAGE_VIEW_TYPE_2D,
|
|
/*format*/ format,
|
|
/*components*/ {
|
|
/*r*/ VK_COMPONENT_SWIZZLE_R,
|
|
/*g*/ VK_COMPONENT_SWIZZLE_G,
|
|
/*b*/ VK_COMPONENT_SWIZZLE_B,
|
|
/*a*/ VK_COMPONENT_SWIZZLE_A,
|
|
},
|
|
/*subresourceRange*/ { /*aspectMask*/ VK_IMAGE_ASPECT_COLOR_BIT,
|
|
/*baseMipLevel*/ 0,
|
|
/*levelCount*/ 1,
|
|
/*baseArrayLayer*/ 0,
|
|
/*layerCount*/ 1 },
|
|
};
|
|
|
|
window->swapchain_image_resources[i].image = swapchainImages[i];
|
|
|
|
color_image_view.image = window->swapchain_image_resources[i].image;
|
|
|
|
err = vkCreateImageView(device, &color_image_view, NULL, &window->swapchain_image_resources[i].view);
|
|
if (err) {
|
|
free(swapchainImages);
|
|
ERR_FAIL_V(ERR_CANT_CREATE);
|
|
}
|
|
}
|
|
|
|
free(swapchainImages);
|
|
|
|
/******** FRAMEBUFFER ************/
|
|
|
|
{
|
|
const VkAttachmentDescription attachment = {
|
|
|
|
/*flags*/ 0,
|
|
/*format*/ format,
|
|
/*samples*/ VK_SAMPLE_COUNT_1_BIT,
|
|
/*loadOp*/ VK_ATTACHMENT_LOAD_OP_CLEAR,
|
|
/*storeOp*/ VK_ATTACHMENT_STORE_OP_STORE,
|
|
/*stencilLoadOp*/ VK_ATTACHMENT_LOAD_OP_DONT_CARE,
|
|
/*stencilStoreOp*/ VK_ATTACHMENT_STORE_OP_DONT_CARE,
|
|
/*initialLayout*/ VK_IMAGE_LAYOUT_UNDEFINED,
|
|
/*finalLayout*/ VK_IMAGE_LAYOUT_PRESENT_SRC_KHR,
|
|
|
|
};
|
|
const VkAttachmentReference color_reference = {
|
|
/*attachment*/ 0,
|
|
/*layout*/ VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL,
|
|
};
|
|
|
|
const VkSubpassDescription subpass = {
|
|
/*flags*/ 0,
|
|
/*pipelineBindPoint*/ VK_PIPELINE_BIND_POINT_GRAPHICS,
|
|
/*inputAttachmentCount*/ 0,
|
|
/*pInputAttachments*/ NULL,
|
|
/*colorAttachmentCount*/ 1,
|
|
/*pColorAttachments*/ &color_reference,
|
|
/*pResolveAttachments*/ NULL,
|
|
/*pDepthStencilAttachment*/ NULL,
|
|
/*preserveAttachmentCount*/ 0,
|
|
/*pPreserveAttachments*/ NULL,
|
|
};
|
|
const VkRenderPassCreateInfo rp_info = {
|
|
/*sTyp*/ VK_STRUCTURE_TYPE_RENDER_PASS_CREATE_INFO,
|
|
/*pNext*/ NULL,
|
|
/*flags*/ 0,
|
|
/*attachmentCount*/ 1,
|
|
/*pAttachments*/ &attachment,
|
|
/*subpassCount*/ 1,
|
|
/*pSubpasses*/ &subpass,
|
|
/*dependencyCount*/ 0,
|
|
/*pDependencies*/ NULL,
|
|
};
|
|
|
|
err = vkCreateRenderPass(device, &rp_info, NULL, &window->render_pass);
|
|
ERR_FAIL_COND_V(err, ERR_CANT_CREATE);
|
|
|
|
for (uint32_t i = 0; i < swapchainImageCount; i++) {
|
|
const VkFramebufferCreateInfo fb_info = {
|
|
/*sType*/ VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO,
|
|
/*pNext*/ NULL,
|
|
/*flags*/ 0,
|
|
/*renderPass*/ window->render_pass,
|
|
/*attachmentCount*/ 1,
|
|
/*pAttachments*/ &window->swapchain_image_resources[i].view,
|
|
/*width*/ (uint32_t)window->width,
|
|
/*height*/ (uint32_t)window->height,
|
|
/*layers*/ 1,
|
|
};
|
|
|
|
err = vkCreateFramebuffer(device, &fb_info, NULL, &window->swapchain_image_resources[i].framebuffer);
|
|
ERR_FAIL_COND_V(err, ERR_CANT_CREATE);
|
|
}
|
|
}
|
|
|
|
/******** SEPARATE PRESENT QUEUE ************/
|
|
|
|
if (separate_present_queue) {
|
|
const VkCommandPoolCreateInfo present_cmd_pool_info = {
|
|
/*sType*/ VK_STRUCTURE_TYPE_COMMAND_POOL_CREATE_INFO,
|
|
/*pNext*/ NULL,
|
|
/*flags*/ 0,
|
|
/*queueFamilyIndex*/ present_queue_family_index,
|
|
};
|
|
err = vkCreateCommandPool(device, &present_cmd_pool_info, NULL, &window->present_cmd_pool);
|
|
ERR_FAIL_COND_V(err, ERR_CANT_CREATE);
|
|
const VkCommandBufferAllocateInfo present_cmd_info = {
|
|
/*sType*/ VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO,
|
|
/*pNext*/ NULL,
|
|
/*commandPool*/ window->present_cmd_pool,
|
|
/*level*/ VK_COMMAND_BUFFER_LEVEL_PRIMARY,
|
|
/*commandBufferCount*/ 1,
|
|
};
|
|
for (uint32_t i = 0; i < swapchainImageCount; i++) {
|
|
err = vkAllocateCommandBuffers(device, &present_cmd_info,
|
|
&window->swapchain_image_resources[i].graphics_to_present_cmd);
|
|
ERR_FAIL_COND_V(err, ERR_CANT_CREATE);
|
|
|
|
const VkCommandBufferBeginInfo cmd_buf_info = {
|
|
/*sType*/ VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO,
|
|
/*pNext*/ NULL,
|
|
/*flags*/ VK_COMMAND_BUFFER_USAGE_SIMULTANEOUS_USE_BIT,
|
|
/*pInheritanceInfo*/ NULL,
|
|
};
|
|
err = vkBeginCommandBuffer(window->swapchain_image_resources[i].graphics_to_present_cmd, &cmd_buf_info);
|
|
ERR_FAIL_COND_V(err, ERR_CANT_CREATE);
|
|
|
|
VkImageMemoryBarrier image_ownership_barrier = {
|
|
/*sType*/ VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER,
|
|
/*pNext*/ NULL,
|
|
/*srcAccessMask*/ 0,
|
|
/*dstAccessMask*/ VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT,
|
|
/*oldLayout*/ VK_IMAGE_LAYOUT_PRESENT_SRC_KHR,
|
|
/*newLayout*/ VK_IMAGE_LAYOUT_PRESENT_SRC_KHR,
|
|
/*srcQueueFamilyIndex*/ graphics_queue_family_index,
|
|
/*dstQueueFamilyIndex*/ present_queue_family_index,
|
|
/*image*/ window->swapchain_image_resources[i].image,
|
|
/*subresourceRange*/ { VK_IMAGE_ASPECT_COLOR_BIT, 0, 1, 0, 1 }
|
|
};
|
|
|
|
vkCmdPipelineBarrier(window->swapchain_image_resources[i].graphics_to_present_cmd, VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT,
|
|
VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT, 0, 0, NULL, 0, NULL, 1, &image_ownership_barrier);
|
|
err = vkEndCommandBuffer(window->swapchain_image_resources[i].graphics_to_present_cmd);
|
|
ERR_FAIL_COND_V(err, ERR_CANT_CREATE);
|
|
}
|
|
}
|
|
|
|
//reset current buffer
|
|
window->current_buffer = 0;
|
|
|
|
return OK;
|
|
}
|
|
|
|
Error VulkanContext::initialize() {
|
|
|
|
Error err = _create_physical_device();
|
|
if (err) {
|
|
return err;
|
|
}
|
|
|
|
return OK;
|
|
}
|
|
|
|
void VulkanContext::set_setup_buffer(const VkCommandBuffer &pCommandBuffer) {
|
|
command_buffer_queue.write[0] = pCommandBuffer;
|
|
}
|
|
|
|
void VulkanContext::append_command_buffer(const VkCommandBuffer &pCommandBuffer) {
|
|
|
|
if (command_buffer_queue.size() <= command_buffer_count) {
|
|
command_buffer_queue.resize(command_buffer_count + 1);
|
|
}
|
|
|
|
command_buffer_queue.write[command_buffer_count] = pCommandBuffer;
|
|
command_buffer_count++;
|
|
}
|
|
|
|
void VulkanContext::flush(bool p_flush_setup, bool p_flush_pending) {
|
|
|
|
// ensure everything else pending is executed
|
|
vkDeviceWaitIdle(device);
|
|
|
|
//flush the pending setup buffer
|
|
|
|
if (p_flush_setup && command_buffer_queue[0]) {
|
|
|
|
//use a fence to wait for everything done
|
|
VkSubmitInfo submit_info;
|
|
submit_info.sType = VK_STRUCTURE_TYPE_SUBMIT_INFO;
|
|
submit_info.pNext = NULL;
|
|
submit_info.pWaitDstStageMask = NULL;
|
|
submit_info.waitSemaphoreCount = 0;
|
|
submit_info.pWaitSemaphores = NULL;
|
|
submit_info.commandBufferCount = 1;
|
|
submit_info.pCommandBuffers = command_buffer_queue.ptr();
|
|
submit_info.signalSemaphoreCount = 0;
|
|
submit_info.pSignalSemaphores = NULL;
|
|
VkResult err = vkQueueSubmit(graphics_queue, 1, &submit_info, VK_NULL_HANDLE);
|
|
command_buffer_queue.write[0] = NULL;
|
|
ERR_FAIL_COND(err);
|
|
vkDeviceWaitIdle(device);
|
|
}
|
|
|
|
if (p_flush_pending && command_buffer_count > 1) {
|
|
|
|
//use a fence to wait for everything done
|
|
|
|
VkSubmitInfo submit_info;
|
|
submit_info.sType = VK_STRUCTURE_TYPE_SUBMIT_INFO;
|
|
submit_info.pNext = NULL;
|
|
submit_info.pWaitDstStageMask = NULL;
|
|
submit_info.waitSemaphoreCount = 0;
|
|
submit_info.pWaitSemaphores = NULL;
|
|
submit_info.commandBufferCount = command_buffer_count - 1;
|
|
submit_info.pCommandBuffers = command_buffer_queue.ptr() + 1;
|
|
submit_info.signalSemaphoreCount = 0;
|
|
submit_info.pSignalSemaphores = NULL;
|
|
VkResult err = vkQueueSubmit(graphics_queue, 1, &submit_info, VK_NULL_HANDLE);
|
|
ERR_FAIL_COND(err);
|
|
vkDeviceWaitIdle(device);
|
|
|
|
command_buffer_count = 1;
|
|
}
|
|
}
|
|
|
|
Error VulkanContext::prepare_buffers() {
|
|
|
|
if (!queues_initialized) {
|
|
return OK;
|
|
}
|
|
|
|
VkResult err;
|
|
|
|
// Ensure no more than FRAME_LAG renderings are outstanding
|
|
vkWaitForFences(device, 1, &fences[frame_index], VK_TRUE, UINT64_MAX);
|
|
vkResetFences(device, 1, &fences[frame_index]);
|
|
|
|
for (Map<int, Window>::Element *E = windows.front(); E; E = E->next()) {
|
|
|
|
Window *w = &E->get();
|
|
|
|
if (w->swapchain == VK_NULL_HANDLE) {
|
|
continue;
|
|
}
|
|
|
|
do {
|
|
// Get the index of the next available swapchain image:
|
|
err =
|
|
fpAcquireNextImageKHR(device, w->swapchain, UINT64_MAX,
|
|
image_acquired_semaphores[frame_index], VK_NULL_HANDLE, &w->current_buffer);
|
|
|
|
if (err == VK_ERROR_OUT_OF_DATE_KHR) {
|
|
// swapchain is out of date (e.g. the window was resized) and
|
|
// must be recreated:
|
|
print_line("early out of data");
|
|
//resize_notify();
|
|
_update_swap_chain(w);
|
|
} else if (err == VK_SUBOPTIMAL_KHR) {
|
|
print_line("early suboptimal");
|
|
// swapchain is not as optimal as it could be, but the platform's
|
|
// presentation engine will still present the image correctly.
|
|
break;
|
|
} else {
|
|
ERR_FAIL_COND_V(err, ERR_CANT_CREATE);
|
|
}
|
|
} while (err != VK_SUCCESS);
|
|
}
|
|
|
|
buffers_prepared = true;
|
|
|
|
return OK;
|
|
}
|
|
|
|
Error VulkanContext::swap_buffers() {
|
|
|
|
if (!queues_initialized) {
|
|
return OK;
|
|
}
|
|
|
|
// print_line("swapbuffers?");
|
|
VkResult err;
|
|
|
|
#if 0
|
|
if (VK_GOOGLE_display_timing_enabled) {
|
|
// Look at what happened to previous presents, and make appropriate
|
|
// adjustments in timing:
|
|
DemoUpdateTargetIPD(demo);
|
|
|
|
// Note: a real application would position its geometry to that it's in
|
|
// the correct locatoin for when the next image is presented. It might
|
|
// also wait, so that there's less latency between any input and when
|
|
// the next image is rendered/presented. This demo program is so
|
|
// simple that it doesn't do either of those.
|
|
}
|
|
#endif
|
|
// Wait for the image acquired semaphore to be signaled to ensure
|
|
// that the image won't be rendered to until the presentation
|
|
// engine has fully released ownership to the application, and it is
|
|
// okay to render to the image.
|
|
|
|
const VkCommandBuffer *commands_ptr = NULL;
|
|
uint32_t commands_to_submit = 0;
|
|
|
|
if (command_buffer_queue[0] == NULL) {
|
|
//no setup command, but commands to submit, submit from the first and skip command
|
|
if (command_buffer_count > 1) {
|
|
commands_ptr = command_buffer_queue.ptr() + 1;
|
|
commands_to_submit = command_buffer_count - 1;
|
|
}
|
|
} else {
|
|
commands_ptr = command_buffer_queue.ptr();
|
|
commands_to_submit = command_buffer_count;
|
|
}
|
|
|
|
VkPipelineStageFlags pipe_stage_flags;
|
|
VkSubmitInfo submit_info;
|
|
submit_info.sType = VK_STRUCTURE_TYPE_SUBMIT_INFO;
|
|
submit_info.pNext = NULL;
|
|
submit_info.pWaitDstStageMask = &pipe_stage_flags;
|
|
pipe_stage_flags = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT;
|
|
submit_info.waitSemaphoreCount = 1;
|
|
submit_info.pWaitSemaphores = &image_acquired_semaphores[frame_index];
|
|
submit_info.commandBufferCount = commands_to_submit;
|
|
submit_info.pCommandBuffers = commands_ptr;
|
|
submit_info.signalSemaphoreCount = 1;
|
|
submit_info.pSignalSemaphores = &draw_complete_semaphores[frame_index];
|
|
err = vkQueueSubmit(graphics_queue, 1, &submit_info, fences[frame_index]);
|
|
ERR_FAIL_COND_V(err, ERR_CANT_CREATE);
|
|
|
|
command_buffer_queue.write[0] = NULL;
|
|
command_buffer_count = 1;
|
|
|
|
if (separate_present_queue) {
|
|
// If we are using separate queues, change image ownership to the
|
|
// present queue before presenting, waiting for the draw complete
|
|
// semaphore and signalling the ownership released semaphore when finished
|
|
VkFence nullFence = VK_NULL_HANDLE;
|
|
pipe_stage_flags = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT;
|
|
submit_info.waitSemaphoreCount = 1;
|
|
submit_info.pWaitSemaphores = &draw_complete_semaphores[frame_index];
|
|
submit_info.commandBufferCount = 0;
|
|
|
|
VkCommandBuffer *cmdbufptr = (VkCommandBuffer *)alloca(sizeof(VkCommandBuffer *) * windows.size());
|
|
submit_info.pCommandBuffers = cmdbufptr;
|
|
|
|
for (Map<int, Window>::Element *E = windows.front(); E; E = E->next()) {
|
|
Window *w = &E->get();
|
|
|
|
if (w->swapchain == VK_NULL_HANDLE) {
|
|
continue;
|
|
}
|
|
cmdbufptr[submit_info.commandBufferCount] = w->swapchain_image_resources[w->current_buffer].graphics_to_present_cmd;
|
|
submit_info.commandBufferCount++;
|
|
}
|
|
|
|
submit_info.signalSemaphoreCount = 1;
|
|
submit_info.pSignalSemaphores = &image_ownership_semaphores[frame_index];
|
|
err = vkQueueSubmit(present_queue, 1, &submit_info, nullFence);
|
|
ERR_FAIL_COND_V(err, ERR_CANT_CREATE);
|
|
}
|
|
|
|
// If we are using separate queues we have to wait for image ownership,
|
|
// otherwise wait for draw complete
|
|
VkPresentInfoKHR present = {
|
|
/*sType*/ VK_STRUCTURE_TYPE_PRESENT_INFO_KHR,
|
|
/*pNext*/ NULL,
|
|
/*waitSemaphoreCount*/ 1,
|
|
/*pWaitSemaphores*/ (separate_present_queue) ? &image_ownership_semaphores[frame_index] : &draw_complete_semaphores[frame_index],
|
|
/*swapchainCount*/ 0,
|
|
/*pSwapchain*/ NULL,
|
|
/*pImageIndices*/ NULL,
|
|
/*pResults*/ NULL,
|
|
};
|
|
|
|
VkSwapchainKHR *pSwapchains = (VkSwapchainKHR *)alloca(sizeof(VkSwapchainKHR *) * windows.size());
|
|
uint32_t *pImageIndices = (uint32_t *)alloca(sizeof(uint32_t *) * windows.size());
|
|
|
|
present.pSwapchains = pSwapchains;
|
|
present.pImageIndices = pImageIndices;
|
|
|
|
for (Map<int, Window>::Element *E = windows.front(); E; E = E->next()) {
|
|
Window *w = &E->get();
|
|
|
|
if (w->swapchain == VK_NULL_HANDLE) {
|
|
continue;
|
|
}
|
|
pSwapchains[present.swapchainCount] = w->swapchain;
|
|
pImageIndices[present.swapchainCount] = w->current_buffer;
|
|
present.swapchainCount++;
|
|
}
|
|
|
|
#if 0
|
|
if (VK_KHR_incremental_present_enabled) {
|
|
// If using VK_KHR_incremental_present, we provide a hint of the region
|
|
// that contains changed content relative to the previously-presented
|
|
// image. The implementation can use this hint in order to save
|
|
// work/power (by only copying the region in the hint). The
|
|
// implementation is free to ignore the hint though, and so we must
|
|
// ensure that the entire image has the correctly-drawn content.
|
|
uint32_t eighthOfWidth = width / 8;
|
|
uint32_t eighthOfHeight = height / 8;
|
|
VkRectLayerKHR rect = {
|
|
/*offset.x*/ eighthOfWidth,
|
|
/*offset.y*/ eighthOfHeight,
|
|
/*extent.width*/ eighthOfWidth * 6,
|
|
/*extent.height*/ eighthOfHeight * 6,
|
|
/*layer*/ 0,
|
|
};
|
|
VkPresentRegionKHR region = {
|
|
/*rectangleCount*/ 1,
|
|
/*pRectangles*/ &rect,
|
|
};
|
|
VkPresentRegionsKHR regions = {
|
|
/*sType*/ VK_STRUCTURE_TYPE_PRESENT_REGIONS_KHR,
|
|
/*pNext*/ present.pNext,
|
|
/*swapchainCount*/ present.swapchainCount,
|
|
/*pRegions*/ ®ion,
|
|
};
|
|
present.pNext = ®ions;
|
|
}
|
|
#endif
|
|
|
|
#if 0
|
|
if (VK_GOOGLE_display_timing_enabled) {
|
|
VkPresentTimeGOOGLE ptime;
|
|
if (prev_desired_present_time == 0) {
|
|
// This must be the first present for this swapchain.
|
|
//
|
|
// We don't know where we are relative to the presentation engine's
|
|
// display's refresh cycle. We also don't know how long rendering
|
|
// takes. Let's make a grossly-simplified assumption that the
|
|
// desiredPresentTime should be half way between now and
|
|
// now+target_IPD. We will adjust over time.
|
|
uint64_t curtime = getTimeInNanoseconds();
|
|
if (curtime == 0) {
|
|
// Since we didn't find out the current time, don't give a
|
|
// desiredPresentTime:
|
|
ptime.desiredPresentTime = 0;
|
|
} else {
|
|
ptime.desiredPresentTime = curtime + (target_IPD >> 1);
|
|
}
|
|
} else {
|
|
ptime.desiredPresentTime = (prev_desired_present_time + target_IPD);
|
|
}
|
|
ptime.presentID = next_present_id++;
|
|
prev_desired_present_time = ptime.desiredPresentTime;
|
|
|
|
VkPresentTimesInfoGOOGLE present_time = {
|
|
/*sType*/ VK_STRUCTURE_TYPE_PRESENT_TIMES_INFO_GOOGLE,
|
|
/*pNext*/ present.pNext,
|
|
/*swapchainCount*/ present.swapchainCount,
|
|
/*pTimes*/ &ptime,
|
|
};
|
|
if (VK_GOOGLE_display_timing_enabled) {
|
|
present.pNext = &present_time;
|
|
}
|
|
}
|
|
#endif
|
|
static int total_frames = 0;
|
|
total_frames++;
|
|
// print_line("current buffer: " + itos(current_buffer));
|
|
err = fpQueuePresentKHR(present_queue, &present);
|
|
|
|
frame_index += 1;
|
|
frame_index %= FRAME_LAG;
|
|
|
|
if (err == VK_ERROR_OUT_OF_DATE_KHR) {
|
|
// swapchain is out of date (e.g. the window was resized) and
|
|
// must be recreated:
|
|
print_line("out of date");
|
|
resize_notify();
|
|
} else if (err == VK_SUBOPTIMAL_KHR) {
|
|
// swapchain is not as optimal as it could be, but the platform's
|
|
// presentation engine will still present the image correctly.
|
|
print_line("suboptimal");
|
|
} else {
|
|
ERR_FAIL_COND_V(err, ERR_CANT_CREATE);
|
|
}
|
|
|
|
buffers_prepared = false;
|
|
return OK;
|
|
}
|
|
|
|
void VulkanContext::resize_notify() {
|
|
}
|
|
|
|
VkDevice VulkanContext::get_device() {
|
|
return device;
|
|
}
|
|
|
|
VkPhysicalDevice VulkanContext::get_physical_device() {
|
|
return gpu;
|
|
}
|
|
int VulkanContext::get_swapchain_image_count() const {
|
|
return swapchainImageCount;
|
|
}
|
|
uint32_t VulkanContext::get_graphics_queue() const {
|
|
return graphics_queue_family_index;
|
|
}
|
|
|
|
VkFormat VulkanContext::get_screen_format() const {
|
|
return format;
|
|
}
|
|
|
|
VkPhysicalDeviceLimits VulkanContext::get_device_limits() const {
|
|
return gpu_props.limits;
|
|
}
|
|
|
|
VulkanContext::VulkanContext() {
|
|
command_buffer_count = 0;
|
|
instance_validation_layers = NULL;
|
|
use_validation_layers = true;
|
|
VK_KHR_incremental_present_enabled = true;
|
|
VK_GOOGLE_display_timing_enabled = true;
|
|
|
|
command_buffer_queue.resize(1); //first one is the setup command always
|
|
command_buffer_queue.write[0] = NULL;
|
|
command_buffer_count = 1;
|
|
queues_initialized = false;
|
|
|
|
buffers_prepared = false;
|
|
swapchainImageCount = 0;
|
|
last_window_id = 0;
|
|
}
|
|
|
|
VulkanContext::~VulkanContext() {
|
|
if (queue_props) {
|
|
free(queue_props);
|
|
}
|
|
}
|