summaryrefslogtreecommitdiff
path: root/engine/render/vulkan/device.c
diff options
context:
space:
mode:
Diffstat (limited to 'engine/render/vulkan/device.c')
-rw-r--r--engine/render/vulkan/device.c324
1 files changed, 324 insertions, 0 deletions
diff --git a/engine/render/vulkan/device.c b/engine/render/vulkan/device.c
new file mode 100644
index 0000000..11d9433
--- /dev/null
+++ b/engine/render/vulkan/device.c
@@ -0,0 +1,324 @@
+/*
+ * Rune Game Engine
+ * Copyright 2024 Danny Holman <dholman@gymli.org>
+ *
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ *
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ *
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 3. This notice may not be removed or altered from any source distribution.
+ */
+
+#include "device.h"
+#include "vkassert.h"
+#include <rune/core/alloc.h>
+#include <rune/core/logging.h>
+
+static int gfx_qfam = -1;
+static int tsfr_qfam = -1;
+static int comp_qfam = -1;
+static int pres_qfam = -1;
+
+struct vkdev_data {
+ VkPhysicalDeviceProperties pdev_props;
+ VkPhysicalDeviceFeatures pdev_feats;
+ VkPhysicalDeviceMemoryProperties pdev_mprops;
+ uint32_t pdev_ext_count;
+ const char** pdev_extensions;
+};
+
+void _query_pdev_data(VkPhysicalDevice pdev, struct vkdev_data *pdata) {
+ vkGetPhysicalDeviceProperties(pdev, &pdata->pdev_props);
+ vkGetPhysicalDeviceFeatures(pdev, &pdata->pdev_feats);
+ vkGetPhysicalDeviceMemoryProperties(pdev, &pdata->pdev_mprops);
+}
+
+uint32_t _query_qfam_data(VkSurfaceKHR surface, VkPhysicalDevice pdev, VkQueueFamilyProperties** qfam_props) {
+ uint32_t count;
+ vkGetPhysicalDeviceQueueFamilyProperties(pdev, &count, NULL);
+ *qfam_props = rune_alloc(sizeof(VkQueueFamilyProperties) * count);
+ vkGetPhysicalDeviceQueueFamilyProperties(pdev, &count, *qfam_props);
+ return count;
+}
+
+int _query_gfx_index(int num_props, VkQueueFamilyProperties *qfam_props) {
+ for (int i = 0; i < num_props; i++) {
+ if (qfam_props[i].queueFlags & VK_QUEUE_GRAPHICS_BIT)
+ gfx_qfam = i;
+ }
+ return gfx_qfam;
+}
+
+int _query_tsfr_index(int num_props, VkQueueFamilyProperties *qfam_props) {
+ for (int i = 0; i < num_props; i++) {
+ if (qfam_props[i].queueFlags & VK_QUEUE_TRANSFER_BIT)
+ tsfr_qfam = i;
+ }
+ return tsfr_qfam;
+}
+
+int _query_comp_index(int num_props, VkQueueFamilyProperties *qfam_props) {
+ for (int i = 0; i < num_props; i++) {
+ if (qfam_props[i].queueFlags & VK_QUEUE_COMPUTE_BIT)
+ comp_qfam = i;
+ }
+ return comp_qfam;
+}
+
+int _query_pres_index(int num_props, VkQueueFamilyProperties *qfam_props, VkPhysicalDevice pdev, VkSurfaceKHR surface) {
+ VkBool32 present_bit;
+ for (int i = 0; i < num_props; i++) {
+ vkGetPhysicalDeviceSurfaceSupportKHR(pdev, i, surface, &present_bit);
+ if (present_bit != VK_FALSE)
+ pres_qfam = i;
+ }
+ return pres_qfam;
+}
+
+int _check_pdev(VkSurfaceKHR surface, VkPhysicalDevice pdev) {
+ int score = 0;
+
+ struct vkdev_data pdata;
+ _query_pdev_data(pdev, &pdata);
+ if (pdata.pdev_props.deviceType != VK_PHYSICAL_DEVICE_TYPE_DISCRETE_GPU)
+ return score;
+
+ VkQueueFamilyProperties *qfam_props;
+ uint32_t num_qfams = _query_qfam_data(surface, pdev, &qfam_props);
+ if (_query_gfx_index(num_qfams, qfam_props) != -1)
+ score += 20;
+ if (_query_comp_index(num_qfams, qfam_props) != -1)
+ score += 20;
+ if (_query_tsfr_index(num_qfams, qfam_props) != -1)
+ score += 20;
+ if (_query_pres_index(num_qfams, qfam_props, pdev, surface) != -1)
+ score += 20;
+
+ rune_free(qfam_props);
+ return score;
+}
+
+VkPhysicalDevice _select_pdev(VkInstance instance, VkSurfaceKHR surface) {
+ uint32_t count;
+ vkEnumeratePhysicalDevices(instance, &count, NULL);
+ if (count == 0)
+ return NULL;
+
+ VkPhysicalDevice pdevs[count];
+ vkEnumeratePhysicalDevices(instance, &count, pdevs);
+
+ for (uint32_t i = 0; i < count; i++) {
+ if (_check_pdev(surface, pdevs[i]) >= 80)
+ return pdevs[i];
+ }
+ return NULL;
+}
+
+void _create_queue(vkdev_t *dev, int qfam_type, int qfam_index, int queue_index) {
+ VkQueue *queue_arr;
+ int num_queues;
+ switch (qfam_type) {
+ case QFAM_TYPE_GRAPHICS:
+ dev->num_gfx_queues++;
+ num_queues = dev->num_gfx_queues;
+ dev->gfx_queues = rune_realloc(dev->gfx_queues, sizeof(VkQueue)*num_queues);
+ queue_arr = dev->gfx_queues;
+ break;
+ case QFAM_TYPE_TRANSFER:
+ dev->num_tsfr_queues++;
+ num_queues = dev->num_tsfr_queues;
+ dev->gfx_queues = rune_realloc(dev->tsfr_queues, sizeof(VkQueue)*num_queues);
+ queue_arr = dev->tsfr_queues;
+ break;
+ case QFAM_TYPE_COMPUTE:
+ dev->num_comp_queues++;
+ num_queues = dev->num_comp_queues;
+ dev->gfx_queues = rune_realloc(dev->comp_queues, sizeof(VkQueue)*num_queues);
+ queue_arr = dev->comp_queues;
+ break;
+ case QFAM_TYPE_PRESENT:
+ if (dev->pres_queue != NULL)
+ rune_free(dev->pres_queue);
+ dev->pres_queue = rune_alloc(sizeof(VkQueue));
+ queue_arr = dev->pres_queue;
+ break;
+ default:
+ log_output(LOG_FATAL, "Requested unknown queue type");
+ rune_abort();
+ }
+
+ vkGetDeviceQueue(dev->ldev, qfam_index, queue_index, &queue_arr[num_queues-1]);
+ if (queue_arr[num_queues-1] == NULL) {
+ log_output(LOG_FATAL, "Error creating required Vulkan queue");
+ rune_abort();
+ }
+}
+
+vkdev_t* create_vkdev(VkInstance instance, VkSurfaceKHR surface, int num_gfx, int num_tsfr, int num_comp, int presentable) {
+ VkPhysicalDevice pdev = _select_pdev(instance, surface);
+ if (pdev == NULL) {
+ log_output(LOG_FATAL, "No device meets minimum requirements for rendering");
+ rune_abort();
+ }
+
+ vkdev_t *dev = rune_calloc(0, sizeof(vkdev_t));
+ dev->pdev = pdev;
+ dev->gfx_qfam = gfx_qfam;
+ dev->tsfr_qfam = tsfr_qfam;
+ dev->comp_qfam = comp_qfam;
+ dev->pres_qfam = pres_qfam;
+
+ if (num_gfx > 0 && gfx_qfam == -1) {
+ log_output(LOG_FATAL, "Requested graphics queues but none found on device");
+ rune_abort();
+ }
+ if (num_tsfr > 0 && tsfr_qfam == -1) {
+ log_output(LOG_FATAL, "Requested transfer queues but none found on device");
+ rune_abort();
+ }
+ if (num_comp > 0 && comp_qfam == -1) {
+ log_output(LOG_FATAL, "Requested compute queues but none found on device");
+ rune_abort();
+ }
+ if (presentable == 1 && pres_qfam == -1) {
+ log_output(LOG_FATAL, "Requested presentation queue but none found on device");
+ rune_abort();
+ }
+
+ int num_total = num_gfx + num_tsfr + num_comp + presentable;
+ int index = 0;
+ static const float queue_priority = 1.0f;
+ VkDeviceQueueCreateInfo *qcinfos = rune_alloc(sizeof(VkDeviceQueueCreateInfo)*num_total);
+ for (int i = 0; i < index+num_gfx; i++) {
+ qcinfos[i].sType = VK_STRUCTURE_TYPE_DEVICE_QUEUE_CREATE_INFO;
+ qcinfos[i].pNext = NULL;
+ qcinfos[i].flags = 0;
+ qcinfos[i].queueFamilyIndex = gfx_qfam;
+ qcinfos[i].queueCount = 1;
+ qcinfos[i].pQueuePriorities = &queue_priority;
+ }
+ //index += num_gfx;
+ //for (int i = index; i < index+num_tsfr; i++) {
+ // qcinfos[i].sType = VK_STRUCTURE_TYPE_DEVICE_QUEUE_CREATE_INFO;
+ // qcinfos[i].pNext = NULL;
+ // qcinfos[i].flags = 0;
+ // qcinfos[i].queueFamilyIndex = tsfr_qfam;
+ // qcinfos[i].queueCount = 1;
+ // qcinfos[i].pQueuePriorities = &queue_priority;
+ //}
+ //index += num_tsfr;
+ //for (int i = index; i < index+num_comp; i++) {
+ // qcinfos[i].sType = VK_STRUCTURE_TYPE_DEVICE_QUEUE_CREATE_INFO;
+ // qcinfos[i].pNext = NULL;
+ // qcinfos[i].flags = 0;
+ // qcinfos[i].queueFamilyIndex = comp_qfam;
+ // qcinfos[i].queueCount = 1;
+ // qcinfos[i].pQueuePriorities = &queue_priority;
+ //}
+
+ struct vkdev_data pdata;
+ _query_pdev_data(pdev, &pdata);
+
+ VkDeviceCreateInfo dcinfo;
+ dcinfo.sType = VK_STRUCTURE_TYPE_DEVICE_CREATE_INFO;
+ dcinfo.pNext = NULL;
+ dcinfo.flags = 0;
+ dcinfo.queueCreateInfoCount = num_total;
+ dcinfo.pQueueCreateInfos = qcinfos;
+ dcinfo.enabledLayerCount = 0;
+ dcinfo.ppEnabledLayerNames = NULL;
+ dcinfo.enabledExtensionCount = 1;
+ const char *ext_names = VK_KHR_SWAPCHAIN_EXTENSION_NAME;
+ dcinfo.ppEnabledExtensionNames = &ext_names;
+ dcinfo.pEnabledFeatures = &pdata.pdev_feats;
+ vkassert(vkCreateDevice(dev->pdev, &dcinfo, NULL, &dev->ldev));
+ rune_free(qcinfos);
+
+ for (int i = 0; i < num_gfx; i++)
+ _create_queue(dev, QFAM_TYPE_GRAPHICS, gfx_qfam, i);
+ for (int i = 0; i < num_tsfr; i++)
+ _create_queue(dev, QFAM_TYPE_TRANSFER, tsfr_qfam, i);
+ for (int i = 0; i < num_comp; i++)
+ _create_queue(dev, QFAM_TYPE_COMPUTE, comp_qfam, i);
+
+ VkCommandPoolCreateInfo pcinfo;
+ pcinfo.sType = VK_STRUCTURE_TYPE_COMMAND_POOL_CREATE_INFO;
+ pcinfo.pNext = NULL;
+ pcinfo.flags = VK_COMMAND_POOL_CREATE_RESET_COMMAND_BUFFER_BIT;
+ pcinfo.queueFamilyIndex = gfx_qfam;
+ vkassert(vkCreateCommandPool(dev->ldev, &pcinfo, NULL, &dev->gfx_cmd_pool));
+ pcinfo.queueFamilyIndex = tsfr_qfam;
+ vkassert(vkCreateCommandPool(dev->ldev, &pcinfo, NULL, &dev->tsfr_cmd_pool));
+ pcinfo.queueFamilyIndex = comp_qfam;
+ vkassert(vkCreateCommandPool(dev->ldev, &pcinfo, NULL, &dev->comp_cmd_pool));
+
+ log_output(LOG_DEBUG, "Initialized new logical device");
+ return dev;
+}
+
+void destroy_vkdev(vkdev_t *dev) {
+ vkDestroyCommandPool(dev->ldev, dev->gfx_cmd_pool, NULL);
+ vkDestroyCommandPool(dev->ldev, dev->tsfr_cmd_pool, NULL);
+ vkDestroyCommandPool(dev->ldev, dev->comp_cmd_pool, NULL);
+ vkDestroyDevice(dev->ldev, NULL);
+ rune_free(dev);
+}
+
+void get_swapchain_data(vkdev_t *dev, VkSurfaceKHR *surface) {
+ vkGetPhysicalDeviceSurfaceCapabilitiesKHR(dev->pdev, *surface, &dev->scdata.capabilities);
+
+ vkGetPhysicalDeviceSurfaceFormatsKHR(dev->pdev, *surface, &dev->scdata.format_count, NULL);
+ dev->scdata.formats = rune_alloc(sizeof(VkSurfaceFormatKHR) * dev->scdata.format_count);
+ vkGetPhysicalDeviceSurfaceFormatsKHR(dev->pdev, *surface, &dev->scdata.format_count, dev->scdata.formats);
+
+ vkGetPhysicalDeviceSurfacePresentModesKHR(dev->pdev, *surface, &dev->scdata.present_count, NULL);
+ dev->scdata.present_modes = rune_alloc(sizeof(VkPresentModeKHR) * dev->scdata.present_count);
+ vkGetPhysicalDeviceSurfacePresentModesKHR(dev->pdev, *surface, &dev->scdata.present_count, dev->scdata.present_modes);
+}
+
+int get_depth_format(vkdev_t *dev) {
+ const uint64_t count = 3;
+ VkFormat formats[3] = {
+ VK_FORMAT_D32_SFLOAT_S8_UINT,
+ VK_FORMAT_D24_UNORM_S8_UINT,
+ VK_FORMAT_D32_SFLOAT};
+
+ uint32_t flags = VK_FORMAT_FEATURE_DEPTH_STENCIL_ATTACHMENT_BIT;
+ VkFormatProperties props;
+ for (uint64_t i = 0; i < count; i++) {
+ vkGetPhysicalDeviceFormatProperties(dev->pdev, formats[i], &props);
+ if ((props.linearTilingFeatures & flags) == flags) {
+ dev->depth_format = formats[i];
+ return 1;
+ } else if ((props.optimalTilingFeatures & flags) == flags) {
+ dev->depth_format = formats[i];
+ return 1;
+ }
+ }
+ return 0;
+}
+
+uint32_t get_memory_index(vkdev_t *dev, uint32_t type, uint32_t flags) {
+ VkPhysicalDeviceMemoryProperties mem_props;
+ vkGetPhysicalDeviceMemoryProperties(dev->pdev, &mem_props);
+
+ for (uint32_t i = 0; i < mem_props.memoryTypeCount; i++) {
+ uint32_t tmp = type & (1 << i);
+ uint32_t prop_flags = mem_props.memoryTypes[i].propertyFlags;
+ if (tmp & prop_flags & flags)
+ return i;
+ }
+
+ log_output(LOG_WARN, "Unable to find suitable memory type");
+ return -1;
+}
generated by cgit v1.2.3 (git 2.25.1) at 2025-09-13 18:52:44 +0000