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新的RenderSurface创建结构，更为合理化。在初始化不成功前不会创建RenderSurface类，以节省内存开销

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This commit is contained in:
hyzboy 2019-04-11 02:29:21 +08:00
parent ef52f5e7b8
commit 4d4e491985
14 changed files with 355 additions and 286 deletions
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2
example/Vulkan/CMakeLists.txt
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@ -9,6 +9,8 @@ add_executable(VulkanTest main.cpp
${RENDER_WINDOW_SOURCE}
VKInstance.cpp
VKCommandBuffer.cpp
RenderSurfaceAttribute.cpp
RenderSurfaceCreater.cpp
RenderSurface.cpp)
target_link_libraries(VulkanTest PRIVATE ${ULRE} ${VULKAN_LIB} ${RENDER_WINDOW_LIBRARY})

170
example/Vulkan/RenderSurface.cpp
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@ -1,189 +1,27 @@
#include"RenderSurface.h"
VK_NAMESPACE_BEGIN
RenderSurface::RenderSurface(Window *w,VkInstance inst,VkPhysicalDevice pd)
{
win=w;
instance=inst;
physical_device=pd;
family_index=-1;
device=nullptr;
cmd_pool=nullptr;
vkGetPhysicalDeviceFeatures(physical_device,&features);
vkGetPhysicalDeviceProperties(physical_device,&properties);
vkGetPhysicalDeviceMemoryProperties(physical_device,&memory_properties);
surface=win->CreateSurface(inst);
{
uint32_t family_count;
vkGetPhysicalDeviceQueueFamilyProperties(physical_device,&family_count,nullptr);
family_properties.SetCount(family_count);
vkGetPhysicalDeviceQueueFamilyProperties(physical_device,&family_count,family_properties.GetData());
{
supports_present.SetCount(family_count);
VkBool32 *sp=supports_present.GetData();
for(uint32_t i=0; i<family_count; i++)
{
vkGetPhysicalDeviceSurfaceSupportKHR(physical_device,i,surface,sp);
++sp;
}
}
}
{
uint32_t format_count;
if(vkGetPhysicalDeviceSurfaceFormatsKHR(physical_device,surface,&format_count,nullptr)==VK_SUCCESS)
{
surface_formts.SetCount(format_count);
if(vkGetPhysicalDeviceSurfaceFormatsKHR(physical_device,surface,&format_count,surface_formts.GetData())!=VK_SUCCESS)
surface_formts.Clear();
}
}
{
uint32_t mode_count;
if(vkGetPhysicalDeviceSurfacePresentModesKHR(physical_device,surface,&mode_count,nullptr)==VK_SUCCESS)
{
present_modes.SetCount(mode_count);
if(vkGetPhysicalDeviceSurfacePresentModesKHR(physical_device,surface,&mode_count,present_modes.GetData())!=VK_SUCCESS)
present_modes.Clear();
}
}
{
vkGetPhysicalDeviceSurfaceCapabilitiesKHR(physical_device,surface,&surface_caps);
VkExtent2D swapchain_extent;
if(surface_caps.currentExtent.width==0xFFFFFFFF)
{
swapchain_extent.width=win->GetWidth();
swapchain_extent.height=win->GetHeight();
if(swapchain_extent.width<surface_caps.minImageExtent.width)swapchain_extent.width=surface_caps.minImageExtent.width;else
if(swapchain_extent.width>surface_caps.maxImageExtent.width)swapchain_extent.width=surface_caps.maxImageExtent.width;
if(swapchain_extent.height<surface_caps.minImageExtent.height)swapchain_extent.height=surface_caps.minImageExtent.height;else
if(swapchain_extent.height>surface_caps.maxImageExtent.height)swapchain_extent.height=surface_caps.maxImageExtent.height;
}
else
{
swapchain_extent=surface_caps.currentExtent;
}
}
CreateDevice();
}
RenderSurface::~RenderSurface()
{
if(device)
{
if(cmd_pool)
vkDestroyCommandPool(device,cmd_pool,nullptr);
vkDestroyDevice(device,nullptr);
}
if(surface)
vkDestroySurfaceKHR(instance,surface,nullptr);
}
int RenderSurface::QueueFamilyProperties(VkQueueFlags flag) const
{
const int count=family_properties.GetCount();
if(count<=0)
return(-1);
VkBool32*sp=supports_present.GetData();
VkQueueFamilyProperties*fp=family_properties.GetData();
for(int i=0;i<count;i++)
{
if((*sp)
&&(fp->queueFlags&flag))
return i;
++sp;
++fp;
}
return -1;
}
bool RenderSurface::CreateCommandPool()
{
VkCommandPoolCreateInfo cmd_pool_info={};
cmd_pool_info.sType=VK_STRUCTURE_TYPE_COMMAND_POOL_CREATE_INFO;
cmd_pool_info.pNext=NULL;
cmd_pool_info.queueFamilyIndex=family_index;
cmd_pool_info.flags=0;
VkResult res=vkCreateCommandPool(device,&cmd_pool_info,nullptr,&cmd_pool);
return(res==VK_SUCCESS);
}
CommandBuffer *RenderSurface::CreateCommandBuffer()
{
if(!cmd_pool)
if(!rsa->cmd_pool)
return(nullptr);
VkCommandBufferAllocateInfo cmd={};
cmd.sType=VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO;
cmd.pNext=nullptr;
cmd.commandPool=cmd_pool;
cmd.commandPool=rsa->cmd_pool;
cmd.level=VK_COMMAND_BUFFER_LEVEL_PRIMARY;
cmd.commandBufferCount=1;
VkCommandBuffer cmd_buf;
VkResult res=vkAllocateCommandBuffers(device,&cmd,&cmd_buf);
VkResult res=vkAllocateCommandBuffers(rsa->device,&cmd,&cmd_buf);
if(res!=VK_SUCCESS)
return(nullptr);
return(new CommandBuffer(device,cmd_pool,cmd_buf));
return(new CommandBuffer(rsa->device,rsa->cmd_pool,cmd_buf));
}
bool RenderSurface::CreateDevice()
{
family_index=QueueFamilyProperties(VK_QUEUE_GRAPHICS_BIT);
if(family_index==-1)
return(false);
float queue_priorities[1]={0.0};
VkDeviceQueueCreateInfo queue_info;
queue_info.queueFamilyIndex=family_index;
queue_info.sType=VK_STRUCTURE_TYPE_DEVICE_QUEUE_CREATE_INFO;
queue_info.pNext=nullptr;
queue_info.queueCount=1;
queue_info.pQueuePriorities=queue_priorities;
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;
VkResult res=vkCreateDevice(physical_device,&create_info,nullptr,&device);
if(res!=VK_SUCCESS)
return(false);
CreateCommandPool();
return(true);
}
VK_NAMESPACE_END

43
example/Vulkan/RenderSurface.h
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@ -4,49 +4,36 @@
#include<hgl/type/List.h>
#include"VK.h"
#include"Window.h"
#include"RenderSurfaceAttribute.h"
#include"VKCommandBuffer.h"
VK_NAMESPACE_BEGIN
using RefRenderSurfaceAttribute=SharedPtr<RenderSurfaceAttribute>;
class RenderSurface
{
Window *win;
VkInstance instance;
VkPhysicalDevice physical_device;
VkSurfaceKHR surface;
RefRenderSurfaceAttribute rsa;
VkPhysicalDeviceFeatures features;
VkPhysicalDeviceProperties properties;
VkPhysicalDeviceMemoryProperties memory_properties;
private:
List<VkQueueFamilyProperties> family_properties;
List<VkBool32> supports_present;
friend RenderSurface *CreateRenderSuface(VkInstance,VkPhysicalDevice,Window *);
List<VkSurfaceFormatKHR> surface_formts;
VkSurfaceCapabilitiesKHR surface_caps;
List<VkPresentModeKHR> present_modes;
uint32_t family_index;
VkDevice device;
VkCommandPool cmd_pool; ///<命令池，用于创建命令缓冲区。由于不知道创建多个是否有好处，所以暂时设计为一个设备只有一个。
protected:
int QueueFamilyProperties(VkQueueFlags) const;
bool CreateDevice();
bool CreateCommandPool();
RenderSurface(RefRenderSurfaceAttribute &ref_rsa)
{
rsa=ref_rsa;
}
public:
RenderSurface(Window *,VkInstance,VkPhysicalDevice);
virtual ~RenderSurface();
virtual ~RenderSurface()=default;
VkPhysicalDevice GetPhysicalDevice() { return physical_device; }
VkSurfaceKHR GetSurface() { return surface; }
VkPhysicalDevice GetPhysicalDevice () { return rsa->physical_device; }
VkSurfaceKHR GetSurface () { return rsa->surface; }
public:
CommandBuffer *CreateCommandBuffer();
CommandBuffer * CreateCommandBuffer ();
};//class RenderSurface
VK_NAMESPACE_END
#endif//HGL_GRAPH_RENDER_SURFACE_INCLUDE

74
example/Vulkan/RenderSurfaceAttribute.cpp Normal file
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@ -0,0 +1,74 @@
#include"RenderSurfaceAttribute.h"
VK_NAMESPACE_BEGIN
RenderSurfaceAttribute::RenderSurfaceAttribute(VkInstance inst,VkPhysicalDevice pd,VkSurfaceKHR s)
{
instance=inst;
physical_device=pd;
surface=s;
vkGetPhysicalDeviceSurfaceCapabilitiesKHR(physical_device,surface,&surface_caps);
vkGetPhysicalDeviceFeatures(physical_device,&features);
vkGetPhysicalDeviceProperties(physical_device,&properties);
vkGetPhysicalDeviceMemoryProperties(physical_device,&memory_properties);
{
uint32_t format_count;
if(vkGetPhysicalDeviceSurfaceFormatsKHR(physical_device,surface,&format_count,nullptr)==VK_SUCCESS)
{
surface_formts.SetCount(format_count);
if(vkGetPhysicalDeviceSurfaceFormatsKHR(physical_device,surface,&format_count,surface_formts.GetData())!=VK_SUCCESS)
surface_formts.Clear();
}
}
{
uint32_t mode_count;
if(vkGetPhysicalDeviceSurfacePresentModesKHR(physical_device,surface,&mode_count,nullptr)==VK_SUCCESS)
{
present_modes.SetCount(mode_count);
if(vkGetPhysicalDeviceSurfacePresentModesKHR(physical_device,surface,&mode_count,present_modes.GetData())!=VK_SUCCESS)
present_modes.Clear();
}
}
{
uint32_t family_count;
vkGetPhysicalDeviceQueueFamilyProperties(physical_device,&family_count,nullptr);
family_properties.SetCount(family_count);
vkGetPhysicalDeviceQueueFamilyProperties(physical_device,&family_count,family_properties.GetData());
VkQueueFamilyProperties *fp=family_properties.GetData();
supports_present.SetCount(family_count);
VkBool32 *sp=supports_present.GetData();
for(uint32_t i=0; i<family_count; i++)
{
vkGetPhysicalDeviceSurfaceSupportKHR(physical_device,i,surface,sp);
if(family_index==-1)
{
if(*sp&&(fp->queueFlags&VK_QUEUE_GRAPHICS_BIT))
family_index=i;
}
++fp;
++sp;
}
}
}
RenderSurfaceAttribute::~RenderSurfaceAttribute()
{
if(cmd_pool)
vkDestroyCommandPool(device,cmd_pool,nullptr);
if(device)
vkDestroyDevice(device,nullptr);
if(surface)
vkDestroySurfaceKHR(instance,surface,nullptr);
}
VK_NAMESPACE_END

34
example/Vulkan/RenderSurfaceAttribute.h Normal file
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@ -0,0 +1,34 @@
#pragma once
#include"VK.h"
VK_NAMESPACE_BEGIN
struct RenderSurfaceAttribute
{
VkInstance instance =nullptr;
VkPhysicalDevice physical_device =nullptr;
VkSurfaceKHR surface =nullptr;
VkSurfaceCapabilitiesKHR surface_caps;
VkExtent2D swapchain_extent;
int family_index =-1;
List<VkQueueFamilyProperties> family_properties;
List<VkBool32> supports_present;
VkPhysicalDeviceFeatures features;
VkPhysicalDeviceProperties properties;
VkPhysicalDeviceMemoryProperties memory_properties;
List<VkSurfaceFormatKHR> surface_formts;
List<VkPresentModeKHR> present_modes;
VkDevice device =nullptr;
VkCommandPool cmd_pool =nullptr;
public:
RenderSurfaceAttribute(VkInstance inst,VkPhysicalDevice pd,VkSurfaceKHR s);
~RenderSurfaceAttribute();
};//class RenderSurfaceAttribute
VK_NAMESPACE_END

109
example/Vulkan/RenderSurfaceCreater.cpp Normal file
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@ -0,0 +1,109 @@
#include"RenderSurface.h"
#include"VKInstance.h"
#include<hgl/type/Smart.h>
VK_NAMESPACE_BEGIN
VkSurfaceKHR CreateSurface(VkInstance,Window *);
namespace
{
VkExtent2D GetSwapchainExtent(VkSurfaceCapabilitiesKHR &surface_caps,int width,int height)
{
if(surface_caps.currentExtent.width==0xFFFFFFFF)
{
VkExtent2D swapchain_extent;
swapchain_extent.width=width;
swapchain_extent.height=height;
if(swapchain_extent.width<surface_caps.minImageExtent.width)swapchain_extent.width=surface_caps.minImageExtent.width;else
if(swapchain_extent.width>surface_caps.maxImageExtent.width)swapchain_extent.width=surface_caps.maxImageExtent.width;
if(swapchain_extent.height<surface_caps.minImageExtent.height)swapchain_extent.height=surface_caps.minImageExtent.height;else
if(swapchain_extent.height>surface_caps.maxImageExtent.height)swapchain_extent.height=surface_caps.maxImageExtent.height;
return swapchain_extent;
}
else
{
return surface_caps.currentExtent;
}
}
VkDevice CreateDevice(VkInstance instance,VkPhysicalDevice physical_device,int family_index)
{
float queue_priorities[1]={0.0};
VkDeviceQueueCreateInfo queue_info;
queue_info.queueFamilyIndex=family_index;
queue_info.sType=VK_STRUCTURE_TYPE_DEVICE_QUEUE_CREATE_INFO;
queue_info.pNext=nullptr;
queue_info.queueCount=1;
queue_info.pQueuePriorities=queue_priorities;
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;
}
VkCommandPool CreateCommandPool(VkDevice device,int family_index)
{
VkCommandPoolCreateInfo cmd_pool_info={};
cmd_pool_info.sType=VK_STRUCTURE_TYPE_COMMAND_POOL_CREATE_INFO;
cmd_pool_info.pNext=nullptr;
cmd_pool_info.queueFamilyIndex=family_index;
cmd_pool_info.flags=0;
VkCommandPool cmd_pool;
if(vkCreateCommandPool(device,&cmd_pool_info,nullptr,&cmd_pool)==VK_SUCCESS)
return cmd_pool;
return(nullptr);
}
}//namespace
RenderSurface *CreateRenderSuface(VkInstance inst,VkPhysicalDevice physical_device,Window *win)
{
VkSurfaceKHR surface=CreateSurface(inst,win);
if(!surface)
return(nullptr);
RefRenderSurfaceAttribute rsa=new RenderSurfaceAttribute(inst,physical_device,surface);
rsa->swapchain_extent=GetSwapchainExtent(rsa->surface_caps,win->GetWidth(),win->GetHeight());
if(rsa->family_index==-1)
return(nullptr);
rsa->device=CreateDevice(inst,physical_device,rsa->family_index);
if(!rsa->device)
return(nullptr);
rsa->cmd_pool=CreateCommandPool(rsa->device,rsa->family_index);
if(!rsa->cmd_pool)
return(nullptr);
return(new RenderSurface(rsa));
}
VK_NAMESPACE_END

3
example/Vulkan/VK.h
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@ -1,9 +1,12 @@
#ifndef HGL_GRAPH_VULKAN_INCLUDE
#define HGL_GRAPH_VULKAN_INCLUDE
#include<hgl/type/List.h>
#include<vulkan/vulkan.h>
#define VK_NAMESPACE_BEGIN namespace hgl{namespace graph{namespace vulkan{
#define VK_NAMESPACE_END }}}
using CharPointerList=hgl::List<const char *>;
#endif//HGL_GRAPH_VULKAN_INCLUDE

74
example/Vulkan/VKInstance.cpp
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@ -1,12 +1,15 @@
#include"VKInstance.h"
#include"VKSurfaceExtensionName.h"
#include<hgl/type/DataType.h>
VK_NAMESPACE_BEGIN
RenderSurface *CreateRenderSuface(VkInstance,VkPhysicalDevice,Window *);
Instance::Instance(const UTF8String &an,Window *w)
Instance *CreateInstance(const UTF8String &app_name)
{
win=w;
app_name=an;
VkApplicationInfo app_info;
VkInstanceCreateInfo inst_info;
CharPointerList ext_list;
app_info.sType = VK_STRUCTURE_TYPE_APPLICATION_INFO;
app_info.pNext = nullptr;
@ -17,7 +20,7 @@ Instance::Instance(const UTF8String &an,Window *w)
app_info.apiVersion = VK_API_VERSION_1_0;
ext_list.Add(VK_KHR_SURFACE_EXTENSION_NAME);
ext_list.Add(win->GetVulkanSurfaceExtname());
ext_list.Add(HGL_VK_SURFACE_EXTENSION_NAME); //此宏在CMAKE中定义
inst_info.sType = VK_STRUCTURE_TYPE_INSTANCE_CREATE_INFO;
inst_info.pNext = nullptr;
@ -28,52 +31,45 @@ Instance::Instance(const UTF8String &an,Window *w)
inst_info.enabledLayerCount = 0;
inst_info.ppEnabledLayerNames = nullptr;
inst=nullptr;
VkInstance inst;
if(vkCreateInstance(&inst_info,nullptr,&inst)==VK_SUCCESS)
return(new Instance(inst,ext_list));
return(nullptr);
}
Instance::Instance(VkInstance i,CharPointerList &el)
{
inst=i;
ext_list=el;
uint32_t gpu_count = 1;
if(vkEnumeratePhysicalDevices(inst, &gpu_count, nullptr)==VK_SUCCESS)
{
physical_devices.SetCount(gpu_count);
vkEnumeratePhysicalDevices(inst, &gpu_count,physical_devices.GetData());
}
}
Instance::~Instance()
{
physical_devices.Clear();
if(inst)
vkDestroyInstance(inst,nullptr);
}
bool Instance::Init()
RenderSurface *Instance::CreateSurface(Window *win,int pd_index)
{
if(inst)
return(false);
VkResult res=vkCreateInstance(&inst_info,nullptr,&inst);
if(res)
{
inst=nullptr;
return(false);
}
{
uint32_t gpu_count = 1;
res = vkEnumeratePhysicalDevices(inst, &gpu_count, nullptr);
if(res!=VK_SUCCESS)
return(false);
physical_devices.SetCount(gpu_count);
vkEnumeratePhysicalDevices(inst, &gpu_count,physical_devices.GetData());
}
return(true);
}
RenderSurface *Instance::CreateRenderSurface(int pd_index)
{
VkPhysicalDevice pd;
if(!physical_devices.Get(pd_index,pd))
if(!win)
return(nullptr);
return(new RenderSurface(win,inst,pd));
}
VkPhysicalDevice pd=GetDevice(pd_index);
if(!pd)
return(nullptr);
return CreateRenderSuface(inst,pd,win);
}
VK_NAMESPACE_END

28
example/Vulkan/VKInstance.h
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@ -4,36 +4,40 @@
#include<hgl/type/BaseString.h>
#include<hgl/type/List.h>
#include"Window.h"
#include"VK.h"
#include"RenderSurface.h"
VK_NAMESPACE_BEGIN
class Instance
{
Window *win;
List<const char *> ext_list;
VkApplicationInfo app_info;
VkInstanceCreateInfo inst_info;
VkInstance inst;
CharPointerList ext_list;
List<VkPhysicalDevice> physical_devices;
private:
UTF8String app_name;
friend Instance *CreateInstance(const UTF8String &app_name);
Instance(VkInstance,CharPointerList &);
public:
Instance(const UTF8String &,Window *);
virtual ~Instance();
virtual bool Init();
VkInstance GetVkInstance () {return inst;}
const List<VkPhysicalDevice> & GetDeviceList()const{return physical_devices;}
const CharPointerList & GetExtList ()const {return ext_list;}
const List<VkPhysicalDevice> &GetDeviceList ()const {return physical_devices;}
VkPhysicalDevice GetDevice (int index)
{
return GetObject(physical_devices,index);
}
RenderSurface *CreateRenderSurface(int pd_index=0);
RenderSurface * CreateSurface (Window *,int pd_index=0);
};//class Instance
Instance *CreateInstance(const UTF8String &); ///<创建一个Vulkan实例
VK_NAMESPACE_END
#endif//HGL_GRAPH_VULKAN_INSTANCE_INCLUDE

26
example/Vulkan/VKSurfaceExtensionName.h Normal file
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@ -0,0 +1,26 @@
#pragma once
#include"VK.h"
#ifdef __ANDROID__
#include<vulkan/vulkan_android.h>
#define HGL_VK_SURFACE_EXTENSION_NAME VK_KHR_ANDROID_SURFACE_EXTENSION_NAME
#elif defined(_WIN32)
#include<Windows.h>
#include<vulkan/vulkan_win32.h>
#define HGL_VK_SURFACE_EXTENSION_NAME VK_KHR_WIN32_SURFACE_EXTENSION_NAME
#elif defined(VK_USE_PLATFORM_IOS_MVK)
#include<vulkan/vulkan_ios.h>
#define HGL_VK_SURFACE_EXTENSION_NAME VK_MVK_IOS_SURFACE_EXTENSION_NAME
#elif defined(VK_USE_PLATFORM_MACOS_MVK)
#include<vulkan/vulkan_macos.h>
#define HGL_VK_SURFACE_EXTENSION_NAME VK_MVK_MACOS_SURFACE_EXTENSION_NAME
#elif defined(VK_USE_PLATFORM_WAYLAND_KHR)
#include<vulkan/vulkan_wayland.h>
#define HGL_VK_SURFACE_EXTENSION_NAME VK_KHR_WAYLAND_SURFACE_EXTENSION_NAME
#else
#include<xcb/xcb.h>
#include<xcb/xcb_atom.h>
#include<vulkan/vulkan_xcb.h>
#define HGL_VK_SURFACE_EXTENSION_NAME VK_KHR_XCB_SURFACE_EXTENSION_NAME
#endif

5
example/Vulkan/WinWindow.cpp
View File

@ -125,11 +125,6 @@ namespace hgl
Close();
}
const char* GetVulkanSurfaceExtname()const
{
return VK_KHR_WIN32_SURFACE_EXTENSION_NAME;
}
bool Create(uint w, uint h) override
{
width = w;

5
example/Vulkan/Window.h
View File

@ -2,7 +2,6 @@
#define HGL_GRAPH_WINDOW_INCLUDE
#include<hgl/type/BaseString.h>
#include"VK.h"
namespace hgl
{
namespace graph
@ -29,16 +28,12 @@ namespace hgl
}
virtual ~Window()=default;
virtual const char *GetVulkanSurfaceExtname()const=0;
virtual bool Create(uint,uint)=0;
virtual bool Create(uint,uint,uint)=0;
virtual void Close()=0;
virtual void Show()=0;
virtual void Hide()=0;
virtual VkSurfaceKHR CreateSurface(VkInstance)const = 0;
};//class Window
Window *CreateRenderWindow(const OSString &win_name);

40
example/Vulkan/XCBWindow.cpp
View File

@ -1,6 +1,7 @@
#include"Window.h"
#include<xcb/xcb.h>
#include<xcb/xcb_atom.h>
#include"VK.h"
#include<vulkan/vk_sdk_platform.h>
#include<vulkan/vulkan.h>
#include<vulkan/vulkan_xcb.h>
@ -48,11 +49,6 @@ namespace hgl
{
}
const char *GetVulkanSurfaceExtname()const
{
return VK_KHR_XCB_SURFACE_EXTENSION_NAME;
}
bool Create(uint w,uint h) override
{
if(w<=0||h<=0)return(false);
@ -111,13 +107,30 @@ namespace hgl
void Show()override{}
void Hide()override{}
VkSurfaceKHR CreateSurface(VkInstance vk_inst)const override
public:
xcb_connection_t *GetConnection(){return connection;}
xcb_window_t GetWindow(){return window;}
};//class XCBWindow:public Window
Window *CreateRenderWindow(const UTF8String &win_name)
{
return(new XCBWindow(win_name));
}
}//namespace graph
}//namespace hgl
VK_NAMESPACE_BEGIN
VkSurfaceKHR CreateSurface(VkInstance vk_inst,Window *win)
{
XCBWindow *xcb_win=(XCBWindow *)win;
VkXcbSurfaceCreateInfoKHR createInfo = {};
createInfo.sType = VK_STRUCTURE_TYPE_XCB_SURFACE_CREATE_INFO_KHR;
createInfo.pNext = nullptr;
createInfo.connection = connection;
createInfo.window = window;
createInfo.connection = xcb_win->GetConnection();
createInfo.window = xcb_win->GetWindow();
VkSurfaceKHR surface;
@ -127,12 +140,5 @@ namespace hgl
return(nullptr);
return(surface);
}
};//class XCBWindow:public Window
Window *CreateRenderWindow(const UTF8String &win_name)
{
return(new XCBWindow(win_name));
}
}//namespace graph
}//namespace hgl
}
VK_NAMESPACE_END

8
example/Vulkan/main.cpp
View File

@ -1,5 +1,6 @@
#include"Window.h"
#include"VKInstance.h"
#include"RenderSurface.h"
using namespace hgl;
using namespace hgl::graph;
@ -10,19 +11,18 @@ int main(int,char **)
win->Create(1280,720);
vulkan::Instance inst(U8_TEXT("VulkanTest"),win);
vulkan::Instance *inst=vulkan::CreateInstance(U8_TEXT("VulkanTest"));
if(!inst.Init())
if(!inst)
{
delete win;
return(-1);
}
vulkan::RenderSurface *render=inst.CreateRenderSurface();
vulkan::RenderSurface *render=inst->CreateSurface(win);
vulkan::CommandBuffer *cmd_buf=render->CreateCommandBuffer();
delete cmd_buf;
delete render;
delete win;