80 lines
1.7 KiB
C++
80 lines
1.7 KiB
C++
#include"VKInstance.h"
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#include<hgl/type/DataType.h>
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VK_NAMESPACE_BEGIN
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Instance::Instance(const UTF8String &an,Window *w)
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{
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win=w;
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app_name=an;
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app_info.sType = VK_STRUCTURE_TYPE_APPLICATION_INFO;
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app_info.pNext = nullptr;
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app_info.pApplicationName = app_name.c_str();
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app_info.applicationVersion = 1;
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app_info.pEngineName = "CMGameEngine/ULRE";
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app_info.engineVersion = 1;
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app_info.apiVersion = VK_API_VERSION_1_0;
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ext_list.Add(VK_KHR_SURFACE_EXTENSION_NAME);
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ext_list.Add(win->GetVulkanSurfaceExtname());
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inst_info.sType = VK_STRUCTURE_TYPE_INSTANCE_CREATE_INFO;
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inst_info.pNext = nullptr;
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inst_info.flags = 0;
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inst_info.pApplicationInfo = &app_info;
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inst_info.enabledExtensionCount = ext_list.GetCount();
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inst_info.ppEnabledExtensionNames = ext_list.GetData();
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inst_info.enabledLayerCount = 0;
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inst_info.ppEnabledLayerNames = nullptr;
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inst=nullptr;
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}
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Instance::~Instance()
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{
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physical_devices.Clear();
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if(inst)
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vkDestroyInstance(inst,nullptr);
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}
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bool Instance::Init()
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{
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if(inst)
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return(false);
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VkResult res=vkCreateInstance(&inst_info,nullptr,&inst);
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if(res)
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{
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inst=nullptr;
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return(false);
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}
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{
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uint32_t gpu_count = 1;
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res = vkEnumeratePhysicalDevices(inst, &gpu_count, nullptr);
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if(res!=VK_SUCCESS)
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return(false);
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physical_devices.SetCount(gpu_count);
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vkEnumeratePhysicalDevices(inst, &gpu_count,physical_devices.GetData());
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}
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return(true);
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}
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RenderSurface *Instance::CreateRenderSurface(int pd_index)
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{
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VkPhysicalDevice pd;
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if(!physical_devices.Get(pd_index,pd))
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return(false);
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return(new RenderSurface(win,inst,pd));
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}
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VK_NAMESPACE_END
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