ULRE/inc/hgl/graph/vulkan/VKSwapchain.h

83 lines
2.7 KiB
C++

#ifndef HGL_GRAPH_VULKAN_SWAP_CHAIN_INCLUDE
#define HGL_GRAPH_VULKAN_SWAP_CHAIN_INCLUDE
#include<hgl/graph/Vulkan/VK.h>
#include<hgl/graph/vulkan/VKFramebuffer.h>
#include<hgl/graph/vulkan/VKFence.h>
#include<hgl/graph/vulkan/VKSemaphore.h>
VK_NAMESPACE_BEGIN
class Swapchain
{
protected:
Device *device;
VkExtent2D extent;
VkQueue graphics_queue =VK_NULL_HANDLE;
VkSwapchainKHR swap_chain =VK_NULL_HANDLE;
uint32_t swap_chain_count;
ObjectList<Texture2D> sc_texture;
Texture2D * sc_depth =nullptr;
protected:
VkPipelineStageFlags pipe_stage_flags;
uint32_t current_frame;
ObjectList<Framebuffer> render_frame;
uint32_t current_fence;
ObjectList<Fence> fence_list;
RenderPass *main_rp =nullptr;
Semaphore *present_complete_semaphore =nullptr,
*render_complete_semaphore =nullptr;
VkSubmitInfo submit_info;
VkPresentInfoKHR present_info;
public:
const VkExtent2D & GetExtent ()const {return extent;}
const uint32_t GetImageCount ()const {return sc_texture.GetCount();}
RenderPass * GetMainRenderPass () {return main_rp;}
Framebuffer * GetFramebuffer (int index) {return render_frame[index];}
const uint32_t GetCurrentFrameIndices () {return current_frame;}
Framebuffer * GetCurrentFramebuffer () {return render_frame[current_frame];}
public:
Swapchain(Device *);
virtual ~Swapchain();
void Clear ();
void Recreate ();
bool Wait (bool wait_all=VK_TRUE,uint64_t time_out=HGL_NANO_SEC_PER_SEC*0.1); ///<等待队列完成
/**
* 请求获得下一帧的索引,并将确认信息发送到指定信号
*/
bool AcquireNextImage (VkSemaphore); ///<请求获得下一帧的索引
/**
* 提交一批绘制指令
* @param cmd_list 绘制指令
* @param wait_sems 指令开始前要等待的确认的信号
* @param complete_semaphores 绘制完成后发送的信号
*/
bool SubmitDraw (List<VkCommandBuffer> &cmd_list,List<VkSemaphore> &wait_sems,List<VkSemaphore> &complete_semaphores); ///<提交绘制指令
bool SubmitTexture (const VkCommandBuffer *cmd_bufs,const uint32_t count=1); ///<提交纹理处理到队列
bool PresentBackbuffer (); ///<等待绘制队列完成,并将后台缓冲区呈现到前台
};//class Swapchain
VK_NAMESPACE_END
#endif//HGL_GRAPH_VULKAN_SWAP_CHAIN_INCLUDE