newly GPUQueue class and VKDevice::CreateQueue function.

inc/hgl/graph/VKDevice.h

@@ -42,6 +42,8 @@ private:
     Swapchain *swapchain;
     SwapchainRenderTarget *swapchainRT;
 
+    SwapchainRenderTarget *CreateSwapchainRT();
+
     void InitRenderPassManage();
     void ClearRenderPassManage();
 
@@ -221,6 +223,8 @@ public:
     GPUFence *      CreateFence(bool);
     GPUSemaphore *  CreateGPUSemaphore();
 
+    GPUQueue *      CreateQueue(const uint32_t fence_count=1,const bool create_signaled=false);
+
 public: //FrameBuffer相关
 
     Framebuffer *CreateFramebuffer(RenderPass *rp,ImageView **color_list,const uint color_count,ImageView *depth);

inc/hgl/graph/VKQueue.h

@@ -8,19 +8,27 @@ class GPUQueue
 {
 protected:
 
-    GPUDevice *device;
+    VkDevice device;
     VkQueue queue;
     
     uint32_t current_fence;
-    ObjectList<GPUFence> fence_list;
+    GPUFence **fence_list;
+    uint32_t fence_count;
 
     SubmitInfo submit_info;
 
+private:
+
+    friend class GPUDevice;
+
+    GPUQueue(VkDevice dev,VkQueue q,GPUFence **,const uint32_t fc);
+
 public:
 
-    GPUQueue(GPUDevice *dev,VkQueue q,const uint32_t fence_count=1);
     virtual ~GPUQueue();
     
+    VkResult Present(const VkPresentInfoKHR *pi){return vkQueuePresentKHR(queue,pi);}
+
     bool WaitQueue();
     bool WaitFence(const bool wait_all=true,const uint64_t time_out=HGL_NANO_SEC_PER_SEC);
     bool Submit(const VkCommandBuffer &cmd_buf,GPUSemaphore *wait_sem,GPUSemaphore *complete_sem);

src/SceneGraph/Vulkan/VKDevice.cpp

@@ -46,6 +46,9 @@ GPUDevice::GPUDevice(GPUDeviceAttribute *da)
     swapchainRT=nullptr;
     Resize(attr->surface_caps.currentExtent);
 
+    texture_cmd_buf=CreateTextureCommandBuffer();
+    texture_queue=CreateQueue();
+
     LogSurfaceFormat(attr->surface_formats_list);
 }
 
@@ -67,18 +70,12 @@ bool GPUDevice::Resize(const VkExtent2D &extent)
     SAFE_CLEAR(swapchainRT);
     SAFE_CLEAR(swapchain);
 
-    SAFE_CLEAR(texture_queue);
+    attr->RefreshSurfaceCaps();
-    SAFE_CLEAR(texture_cmd_buf);
 
-    attr->Refresh();
+    if(!CreateSwapchain(attr->surface_caps.currentExtent))
-
-    if(!CreateSwapchain(extent))
         return(false);
 
-    texture_cmd_buf=CreateTextureCommandBuffer();
+    swapchainRT=CreateSwapchainRT();
-    texture_queue=new GPUQueue(this,attr->graphics_queue,1);
-
-    swapchainRT=new SwapchainRenderTarget(this,swapchain);
 
     return(true);
 }
@@ -149,4 +146,16 @@ GPUSemaphore *GPUDevice::CreateGPUSemaphore()
 
     return(new GPUSemaphore(attr->device,sem));
 }
+
+GPUQueue *GPUDevice::CreateQueue(const uint32_t fence_count,const bool create_signaled)
+{
+    if(fence_count<=0)return(nullptr);
+
+    GPUFence **fence_list=new GPUFence *[fence_count];
+
+    for(uint32_t i=0;i<fence_count;i++)
+        fence_list[i]=CreateFence(create_signaled);
+
+    return(new GPUQueue(attr->device,attr->graphics_queue,fence_list,fence_count));
+}
 VK_NAMESPACE_END

src/SceneGraph/Vulkan/VKQueue.cpp

@@ -1,5 +1,4 @@
 #include<hgl/graph/VKQueue.h>
-#include<hgl/graph/VKDevice.h>
 #include<hgl/graph/VKSemaphore.h>
 
 VK_NAMESPACE_BEGIN
@@ -8,22 +7,21 @@ namespace
     const VkPipelineStageFlags pipe_stage_flags=VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT;
 }//namespace
 
-GPUQueue::GPUQueue(GPUDevice *dev,VkQueue q,const uint32_t fence_count)
+GPUQueue::GPUQueue(VkDevice dev,VkQueue q,GPUFence **fl,const uint32_t fc)
 {
     device=dev;
     queue=q;
 
-    for(uint32_t i=0;i<fence_count;i++)
-         fence_list.Add(device->CreateFence(false));
-
     current_fence=0;
+    fence_list=fl;
+    fence_count=fc;
 
     submit_info.pWaitDstStageMask       = &pipe_stage_flags;
 }
 
 GPUQueue::~GPUQueue()
 {
-    fence_list.Clear();
+    SAFE_CLEAR_OBJECT_ARRAY(fence_list,fence_count)
 }
 
 bool GPUQueue::WaitQueue()
@@ -41,10 +39,10 @@ bool GPUQueue::WaitFence(const bool wait_all,uint64_t time_out)
     VkResult result;
     VkFence fence=*fence_list[current_fence];
 
-    result=vkWaitForFences(device->GetDevice(),1,&fence,wait_all,time_out);
+    result=vkWaitForFences(device,1,&fence,wait_all,time_out);
-    result=vkResetFences(device->GetDevice(),1,&fence);
+    result=vkResetFences(device,1,&fence);
 
-    if(++current_fence==fence_list.GetCount())
+    if(++current_fence==fence_count)
         current_fence=0;
 
     return(true);