Files
Gryphn/rendering_api/vulkan/src/output_device/vulkan_output_device.c
2025-06-06 13:53:03 -04:00

93 lines
3.6 KiB
C

#include <vulkan/vulkan.h>
#include <output_device/vulkan_physical_device.h>
#include <output_device/vulkan_output_devices.h>
#include "vulkan_device_extensions.h"
#include "core/instance/gryphn_instance.h"
#include <stdio.h>
gnReturnCode gnCreateOutputDeviceFn(gnOutputDeviceHandle outputDevice, gnInstanceHandle instance, struct gnOutputDeviceInfo_t deviceInfo) {
outputDevice->outputDevice = malloc(sizeof(gnPlatformOutputDevice));
VkDeviceQueueCreateInfo* queueCreateInfos = malloc(sizeof(VkDeviceQueueCreateInfo) * deviceInfo.queueInfoCount);
float queuePriority = 1.0f;
for (int i = 0; i < deviceInfo.queueInfoCount; i++) {
queueCreateInfos[i].sType = VK_STRUCTURE_TYPE_DEVICE_QUEUE_CREATE_INFO;
queueCreateInfos[i].queueFamilyIndex = deviceInfo.queueInfos[i].queueIndex;
queueCreateInfos[i].queueCount = deviceInfo.queueInfos[i].queueCount;
queueCreateInfos[i].pQueuePriorities = &queuePriority;
}
VkPhysicalDeviceFeatures deviceFeatures = {};
VkDeviceCreateInfo createInfo = {};
createInfo.sType = VK_STRUCTURE_TYPE_DEVICE_CREATE_INFO;
createInfo.queueCreateInfoCount = deviceInfo.queueInfoCount;
createInfo.pQueueCreateInfos = queueCreateInfos;
createInfo.pEnabledFeatures = &deviceFeatures;
createInfo.enabledExtensionCount = deviceExtensionCount;
createInfo.ppEnabledExtensionNames = deviceExtensions;
if (instance->debugger == NULL)
createInfo.enabledLayerCount = 0;
else {
const char* validation_layers[1] = { "VK_LAYER_KHRONOS_validation" };
createInfo.enabledLayerCount = 1;
createInfo.ppEnabledLayerNames = validation_layers;
}
if (vkCreateDevice(deviceInfo.physicalDevice.physicalDevice->device, &createInfo, NULL, &outputDevice->outputDevice->device) != VK_SUCCESS) {
return GN_FAILED_TO_CREATE_DEVICE;
}
outputDevice->outputDevice->queues = malloc(sizeof(VkQueue) * deviceInfo.queueInfoCount);
for (int i = 0; i < deviceInfo.queueInfoCount; i++) {
vkGetDeviceQueue(outputDevice->outputDevice->device, deviceInfo.queueInfos[i].queueIndex, 0, &outputDevice->outputDevice->queues[i]);
}
uint32_t queueCount = 0;
vkGetPhysicalDeviceQueueFamilyProperties(
deviceInfo.physicalDevice.physicalDevice->device,
&queueCount,
NULL
);
VkQueueFamilyProperties* queueFamilies = malloc(sizeof(VkQueueFamilyProperties) * queueCount);
vkGetPhysicalDeviceQueueFamilyProperties(
deviceInfo.physicalDevice.physicalDevice->device,
&queueCount,
queueFamilies
);
uint32_t transferQueueIndex = 0;
for (int i = 0; i < queueCount; i++) {
if ((queueFamilies[i].queueFlags & VK_QUEUE_TRANSFER_BIT) == VK_QUEUE_TRANSFER_BIT) {
transferQueueIndex = i;
break;
}
}
VkCommandPoolCreateInfo poolInfo = {
.sType = VK_STRUCTURE_TYPE_COMMAND_POOL_CREATE_INFO,
.flags = VK_COMMAND_POOL_CREATE_RESET_COMMAND_BUFFER_BIT,
.queueFamilyIndex = transferQueueIndex
};
if (vkCreateCommandPool(outputDevice->outputDevice->device, &poolInfo, NULL, &outputDevice->outputDevice->transferQueue) != VK_SUCCESS) {
return GN_FAILED_TO_CREATE_COMMAND_POOL;
}
return GN_SUCCESS;
}
void gnWaitForDeviceFn(const gnOutputDeviceHandle device) {
vkDeviceWaitIdle(device->outputDevice->device);
}
void gnDestroyOutputDeviceFn(gnOutputDeviceHandle device) {
vkDestroyCommandPool(device->outputDevice->device, device->outputDevice->transferQueue, NULL);
vkDestroyDevice(device->outputDevice->device, NULL);
free(device->outputDevice);
}