#include #include #include #include #include #ifdef _DEBUG #include #include #endif//_DEBUG VK_NAMESPACE_BEGIN namespace { template T Clamp(const T &cur,const T &min_value,const T &max_value) { if(curmax_value)return max_value; return cur; } VkExtent2D GetSwapchainExtent(VkSurfaceCapabilitiesKHR &surface_caps,uint32_t width,uint32_t height) { if(surface_caps.currentExtent.width==UINT32_MAX) { VkExtent2D swapchain_extent; swapchain_extent.width=Clamp(width,surface_caps.minImageExtent.width,surface_caps.maxImageExtent.width); swapchain_extent.height=Clamp(height,surface_caps.minImageExtent.height,surface_caps.maxImageExtent.height); return swapchain_extent; } else { return surface_caps.currentExtent; } } VkDevice CreateDevice(VkInstance instance,VkPhysicalDevice physical_device,uint32_t graphics_family) { float queue_priorities[1]={0.0}; VkDeviceQueueCreateInfo queue_info; queue_info.sType=VK_STRUCTURE_TYPE_DEVICE_QUEUE_CREATE_INFO; queue_info.pNext=nullptr; queue_info.queueFamilyIndex=graphics_family; queue_info.queueCount=1; queue_info.pQueuePriorities=queue_priorities; queue_info.flags=0; //如果这里写VK_DEVICE_QUEUE_CREATE_PROTECTED_BIT,会导致vkGetDeviceQueue调用崩溃 VkDeviceCreateInfo create_info={}; const char *ext_list[1]={VK_KHR_SWAPCHAIN_EXTENSION_NAME}; create_info.sType=VK_STRUCTURE_TYPE_DEVICE_CREATE_INFO; create_info.pNext=nullptr; create_info.queueCreateInfoCount=1; create_info.pQueueCreateInfos=&queue_info; create_info.enabledExtensionCount=1; create_info.ppEnabledExtensionNames=ext_list; create_info.enabledLayerCount=0; create_info.ppEnabledLayerNames=nullptr; create_info.pEnabledFeatures=nullptr; VkDevice device; if(vkCreateDevice(physical_device,&create_info,nullptr,&device)==VK_SUCCESS) return device; return nullptr; } void GetDeviceQueue(DeviceAttribute *attr) { vkGetDeviceQueue(attr->device,attr->graphics_family,0,&attr->graphics_queue); if(attr->graphics_family==attr->present_family) attr->present_queue=attr->graphics_queue; else vkGetDeviceQueue(attr->device,attr->present_family,0,&attr->present_queue); } VkCommandPool CreateCommandPool(VkDevice device,uint32_t graphics_family) { VkCommandPoolCreateInfo cmd_pool_info={}; cmd_pool_info.sType=VK_STRUCTURE_TYPE_COMMAND_POOL_CREATE_INFO; cmd_pool_info.pNext=nullptr; cmd_pool_info.queueFamilyIndex=graphics_family; cmd_pool_info.flags=VK_COMMAND_POOL_CREATE_RESET_COMMAND_BUFFER_BIT; //允许COMMAND被重复begin,如果没有此标记也可以正常用,但是会频繁报错 VkCommandPool cmd_pool; if(vkCreateCommandPool(device,&cmd_pool_info,nullptr,&cmd_pool)==VK_SUCCESS) return cmd_pool; return(nullptr); } VkSwapchainKHR CreateSwapChain(DeviceAttribute *rsa) { VkSwapchainCreateInfoKHR swapchain_ci={}; swapchain_ci.sType=VK_STRUCTURE_TYPE_SWAPCHAIN_CREATE_INFO_KHR; swapchain_ci.pNext=nullptr; swapchain_ci.surface=rsa->surface; swapchain_ci.minImageCount=3;//rsa->surface_caps.minImageCount; swapchain_ci.imageFormat=rsa->format; swapchain_ci.imageExtent=rsa->swapchain_extent; swapchain_ci.preTransform=rsa->preTransform; swapchain_ci.compositeAlpha=rsa->compositeAlpha; swapchain_ci.imageArrayLayers=1; swapchain_ci.presentMode=VK_PRESENT_MODE_FIFO_KHR; swapchain_ci.oldSwapchain=VK_NULL_HANDLE; swapchain_ci.clipped=true; swapchain_ci.imageColorSpace=VK_COLORSPACE_SRGB_NONLINEAR_KHR; swapchain_ci.imageUsage=VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT; uint32_t queueFamilyIndices[2]={rsa->graphics_family, rsa->present_family}; if(rsa->graphics_family!=rsa->present_family) { // If the graphics and present queues are from different queue families, // we either have to explicitly transfer ownership of images between // the queues, or we have to create the swapchain with imageSharingMode // as VK_SHARING_MODE_CONCURRENT swapchain_ci.imageSharingMode=VK_SHARING_MODE_CONCURRENT; swapchain_ci.queueFamilyIndexCount=2; swapchain_ci.pQueueFamilyIndices=queueFamilyIndices; } else { swapchain_ci.imageSharingMode=VK_SHARING_MODE_EXCLUSIVE; } VkSwapchainKHR swap_chain; if(vkCreateSwapchainKHR(rsa->device,&swapchain_ci,nullptr,&swap_chain)==VK_SUCCESS) return(swap_chain); return(nullptr); } ImageView *Create2DImageView(VkDevice device,VkFormat format,VkImage img=nullptr) { return CreateImageView(device,VK_IMAGE_VIEW_TYPE_2D,format,VK_IMAGE_ASPECT_COLOR_BIT,img); } ImageView *CreateDepthImageView(VkDevice device,VkFormat format,VkImage img=nullptr) { return CreateImageView(device,VK_IMAGE_VIEW_TYPE_2D,format,VK_IMAGE_ASPECT_DEPTH_BIT,img); } bool CreateSwapchainTexture(DeviceAttribute *rsa) { uint32_t count; if(vkGetSwapchainImagesKHR(rsa->device,rsa->swap_chain,&count,nullptr)!=VK_SUCCESS) return(false); VkImage *sc_images=new VkImage[count]; if(vkGetSwapchainImagesKHR(rsa->device,rsa->swap_chain,&count,sc_images)!=VK_SUCCESS) { delete sc_images; return(false); } VkImage *ip=sc_images; Texture2D *tex; for(uint32_t i=0; idevice, rsa->format, rsa->swapchain_extent.width, rsa->swapchain_extent.height, VK_IMAGE_ASPECT_COLOR_BIT, *ip, VK_IMAGE_LAYOUT_UNDEFINED); rsa->sc_texture.Add(tex); ++ip; } delete[] sc_images; return(true); } bool CreateDepthBuffer(DeviceAttribute *rsa) { const VkFormat depth_format=rsa->physical_device->GetDepthFormat(); const VkFormatProperties props=rsa->physical_device->GetFormatProperties(depth_format); rsa->sc_depth=VK_NAMESPACE::CreateTexture2D(rsa->device,rsa->physical_device, depth_format, rsa->swapchain_extent.width, rsa->swapchain_extent.height, VK_IMAGE_ASPECT_DEPTH_BIT, VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT, VK_IMAGE_LAYOUT_UNDEFINED, (props.optimalTilingFeatures&VK_FORMAT_FEATURE_SAMPLED_IMAGE_BIT)?VK_IMAGE_TILING_OPTIMAL:VK_IMAGE_TILING_LINEAR); return(true); } VkDescriptorPool CreateDescriptorPool(VkDevice device,int sets_count) { VkDescriptorPoolSize pool_size[]= { {VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER, 1024}, {VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER, 1024}, {VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER_DYNAMIC, 1024}, {VK_DESCRIPTOR_TYPE_INPUT_ATTACHMENT, 48} }; VkDescriptorPoolCreateInfo dp_create_info={}; dp_create_info.sType=VK_STRUCTURE_TYPE_DESCRIPTOR_POOL_CREATE_INFO; dp_create_info.pNext=nullptr; dp_create_info.maxSets=sets_count; dp_create_info.poolSizeCount=sizeof(pool_size)/sizeof(VkDescriptorPoolSize); dp_create_info.pPoolSizes=pool_size; VkDescriptorPool desc_pool; if(vkCreateDescriptorPool(device,&dp_create_info,nullptr,&desc_pool)!=VK_SUCCESS) return(nullptr); return desc_pool; } VkPipelineCache CreatePipelineCache(VkDevice device) { VkPipelineCacheCreateInfo pipelineCache; pipelineCache.sType = VK_STRUCTURE_TYPE_PIPELINE_CACHE_CREATE_INFO; pipelineCache.pNext = nullptr; pipelineCache.initialDataSize = 0; pipelineCache.pInitialData = nullptr; pipelineCache.flags = 0; VkPipelineCache cache; if(vkCreatePipelineCache(device, &pipelineCache, nullptr, &cache)!=VK_SUCCESS) return(nullptr); return cache; } bool CreateSwapchinAndImageView(DeviceAttribute *attr) { attr->swap_chain=CreateSwapChain(attr); if(!attr->swap_chain) return(false); if(!CreateSwapchainTexture(attr)) return(false); if(!CreateDepthBuffer(attr)) return(false); return(true); } void DebugOut(const VkPhysicalDeviceFeatures &features) { #define OUTPUT_PHYSICAL_DEVICE_FEATURE(name) std::cout<(pdp.pipelineCacheUUID); std::cout<<"pipelineCahceUUID: "<GetDriverId(); if(driver_id>=VK_DRIVER_ID_BEGIN_RANGE_KHR &&driver_id<=VK_DRIVER_ID_END_RANGE_KHR) { std::cout<<"DriverID: "<GetDriverId()<GetDriverName()<GetDriverInfo()<GetProperties()); DebugOut(physical_device->GetFeatures()); } #endif//_DEBUG DeviceAttribute *attr=new DeviceAttribute(inst,physical_device,surface); AutoDelete auto_delete(attr); attr->swapchain_extent=GetSwapchainExtent(attr->surface_caps,width,height); if(attr->graphics_family==ERROR_FAMILY_INDEX) return(nullptr); attr->device=CreateDevice(inst,*physical_device,attr->graphics_family); if(!attr->device) return(nullptr); GetDeviceQueue(attr); attr->cmd_pool=CreateCommandPool(attr->device,attr->graphics_family); if(!attr->cmd_pool) return(nullptr); if(!CreateSwapchinAndImageView(attr)) return(nullptr); attr->desc_pool=CreateDescriptorPool(attr->device,1024); if(!attr->desc_pool) return(nullptr); attr->pipeline_cache=CreatePipelineCache(attr->device); if(!attr->pipeline_cache) return(nullptr); auto_delete.Clear(); return(new Device(attr)); } bool ResizeRenderDevice(DeviceAttribute *attr,uint width,uint height) { if(attr->swapchain_extent.width==width &&attr->swapchain_extent.height==height) return(true); attr->ClearSwapchain(); attr->Refresh(); attr->swapchain_extent=GetSwapchainExtent(attr->surface_caps,width,height); return CreateSwapchinAndImageView(attr); } VK_NAMESPACE_END