VULKAN-01-init_instance 研究[doing]
作者:互联网
#include <iostream>
#include <cstdlib>
#include <util_init.hpp>
#define APP_SHORT_NAME "vulkansamples_instance"
int sample_main(int argc, char *argv[]) {
struct sample_info info = {};
init_global_layer_properties(info);
/* VULKAN_KEY_START */
// initialize the VkApplicationInfo structure
VkApplicationInfo app_info = {};
app_info.sType = VK_STRUCTURE_TYPE_APPLICATION_INFO;
app_info.pNext = NULL;
app_info.pApplicationName = APP_SHORT_NAME;
app_info.applicationVersion = 1;
app_info.pEngineName = APP_SHORT_NAME;
app_info.engineVersion = 1;
app_info.apiVersion = VK_API_VERSION_1_0;
// initialize the VkInstanceCreateInfo structure
VkInstanceCreateInfo inst_info = {};
inst_info.sType = VK_STRUCTURE_TYPE_INSTANCE_CREATE_INFO;
inst_info.pNext = NULL;
inst_info.flags = 0;
inst_info.pApplicationInfo = &app_info;
inst_info.enabledExtensionCount = 0;
inst_info.ppEnabledExtensionNames = NULL;
inst_info.enabledLayerCount = 0;
inst_info.ppEnabledLayerNames = NULL;
VkInstance inst;
VkResult res;
res = vkCreateInstance(&inst_info, NULL, &inst);
if (res == VK_ERROR_INCOMPATIBLE_DRIVER) {
std::cout << "cannot find a compatible Vulkan ICD\n";
exit(-1);
} else if (res) {
std::cout << "unknown error\n";
exit(-1);
}
vkDestroyInstance(inst, NULL);
/* VULKAN_KEY_END */
return 0;
}
标签:info,01,doing,res,app,VK,instance,inst,NULL 来源: https://blog.csdn.net/forest_world/article/details/112389238