feat(layout)!: move /gl and /vk into rendering directory

as I was adding the audio module I realized it looks really ugly that
the audio-related stuff will be in its own directory and the renderer
modules will be scattered in root directory it makes way more sense this
way

Signed-off-by: Lorenzo Torres <lorenzo@sagittarius-a.org>

rendering/vk/physical_device.c

@@ -0,0 +1,77 @@
+/* SPDX-License-Identifier:BSD-3-Clause */
+#include "physical_device.h"
+#include "../../core/log.h"
+#include <stdio.h>
+#include <string.h>
+
+void vk_physical_device_pick(struct renderer_context *context)
+{
+	u32 device_count = 0;
+
+	vkEnumeratePhysicalDevices(context->instance, &device_count, NULL);
+
+	VkPhysicalDevice *devices = malloc(sizeof(VkPhysicalDevice) * device_count);
+
+	if (vkEnumeratePhysicalDevices(context->instance, &device_count, devices) != VK_SUCCESS || device_count == 0) {
+		fatal("Can't get physical devices.\n");
+	}
+
+	log_info("Available devices:\n");
+	for (usize i = 0; i < device_count; i++) {
+		VkPhysicalDeviceProperties properties;
+		vkGetPhysicalDeviceProperties(devices[i], &properties);
+		printf("%s\n", properties.deviceName);
+	}
+
+	context->physical_device = devices[0];
+
+	free(devices);
+}
+
+struct vector *vk_physical_device_get_extensions(struct renderer_context *context)
+{
+	u32 property_count = 0;
+	VkExtensionProperties *properties = NULL;
+
+	vkEnumerateDeviceExtensionProperties(context->physical_device, NULL, &property_count, NULL);
+
+	struct vector *extensions = vector_init(property_count, sizeof(char *));
+	properties = (VkExtensionProperties *) malloc(sizeof(VkExtensionProperties) * property_count);
+
+	if (vkEnumerateDeviceExtensionProperties(context->physical_device, NULL, &property_count, properties) != VK_SUCCESS) {
+		free(properties);
+		fatal("Can't get physical device extension properties.\n");
+	}
+
+	for (usize i = 0; i < property_count; i++) {
+		char *name = malloc(strlen(properties[i].extensionName) + 1);
+		strcpy(name, properties[i].extensionName);
+		vector_push(extensions, char *, name);
+	}
+
+	free(properties);
+
+	return extensions;
+}
+
+void vk_physical_device_select_family_indices(struct renderer_context *context)
+{
+	u32 property_count = 0;
+	VkQueueFamilyProperties *properties = NULL;
+
+	vkGetPhysicalDeviceQueueFamilyProperties(context->physical_device, &property_count, NULL);
+
+	properties = (VkQueueFamilyProperties *) malloc(sizeof(VkExtensionProperties) * property_count);
+
+	vkGetPhysicalDeviceQueueFamilyProperties(context->physical_device, &property_count, properties);
+
+	for (u32 i = 0; i < property_count; i++) {
+		VkQueueFamilyProperties prop = properties[i];
+
+		if (prop.queueFlags & VK_QUEUE_GRAPHICS_BIT) {
+			context->queue_indices.graphics = i;
+		}
+	}
+
+	free(properties);
+}