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slit RenderTarget, created VKRenderTargetData.h/.cpp, VKRenderTargetSingle.h/.cpp, VKRenderTargetMultiFrame.h, VKRenderTargetSwapchain.h

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hyzboy
2025-03-11 23:51:05 +08:00
parent 62e9d2f904
commit 0706f27354
14 changed files with 307 additions and 265 deletions
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232
inc/hgl/graph/VKRenderTarget.h
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@@ -16,16 +16,6 @@ class RenderFramework;
using UBOViewportInfo=DeviceBufferMap<graph::ViewportInfo>;
/**
* RenderTarget 存在几种情况：
*
* 1.正常单帧渲染目标，即只有一帧的数据，每次渲染都是当前帧
*
* 2.多帧渲染目标，即有多帧数据，每次渲染都是指定帧，典型的是Swapchain
*
* 所以RenderTarget的其实是一个多态类，根据不同的情况，有不同的实现
*/
class IRenderTarget
{
RenderFramework *render_framework;
@@ -89,226 +79,4 @@ public:
}
};//class IRenderTarget
struct RenderTargetData
{
Framebuffer * fbo;
DeviceQueue * queue;
Semaphore * render_complete_semaphore;
RenderCmdBuffer * cmd_buf;
uint32_t color_count; ///<颜色成分数量
Texture2D ** color_textures; ///<颜色成分纹理列表
Texture2D * depth_texture; ///<深度成分纹理
public:
Texture2D *GetColorTexture(const uint32_t index)
{
if(index>=color_count)
return(nullptr);
return color_textures[index];
}
virtual void Clear();
};//struct RenderTargetData
/**
* 单帧渲染目标
*/
class RenderTarget:public IRenderTarget
{
RenderTargetData *data;
protected:
friend class SwapchainModule;
friend class RenderTargetManager;
RenderTarget(RenderFramework *rf,RenderTargetData *rtd):IRenderTarget(rf,rtd->fbo->GetExtent())
{
data=rtd;
data->cmd_buf->SetDescriptorBinding(GetDescriptorBinding());
}
public:
virtual ~RenderTarget() override
{
if(data)
{
data->Clear();
delete data;
}
}
Framebuffer * GetFramebuffer ()override{return data->fbo;}
RenderPass * GetRenderPass ()override{return data->fbo->GetRenderPass();}
uint32_t GetColorCount ()override{return data->color_count;}
bool hasDepth ()override{return data->depth_texture;}
Texture2D * GetColorTexture (const int index=0) override{return data->GetColorTexture(index);}
Texture2D * GetDepthTexture () override{return data->depth_texture;}
public: // Command Buffer
DeviceQueue * GetQueue ()override{return data->queue;}
Semaphore * GetRenderCompleteSemaphore()override{return data->render_complete_semaphore;}
RenderCmdBuffer * GetRenderCmdBuffer ()override{return data->cmd_buf;}
virtual bool Submit (Semaphore *wait_sem)override
{
if(!data)
return(false);
return data->queue->Submit(data->cmd_buf,wait_sem,data->render_complete_semaphore);
}
bool WaitQueue ()override{return data->queue->WaitQueue();}
bool WaitFence ()override{return data->queue->WaitFence();}
public:
virtual RenderCmdBuffer *BeginRender()override
{
if(!data->cmd_buf)
return(nullptr);
data->cmd_buf->Begin();
data->cmd_buf->SetDescriptorBinding(GetDescriptorBinding());
data->cmd_buf->BindFramebuffer(data->fbo);
return data->cmd_buf;
}
virtual void EndRender() override
{
if(!data->cmd_buf)
return;
data->cmd_buf->End();
}
};//class RenderTarget
/**
* 多帧渲染目标
*/
class MFRenderTarget:public IRenderTarget
{
protected:
uint32_t frame_number;
uint32_t current_frame;
RenderTarget **rt_list;
protected:
friend class RenderTargetManager;
MFRenderTarget(RenderFramework *rf,const uint32_t fn,RenderTarget **rtl):IRenderTarget(rf,rtl[0]->GetFramebuffer()->GetExtent())
{
frame_number=fn;
current_frame=0;
rt_list=rtl;
}
public:
virtual ~MFRenderTarget() override
{
SAFE_CLEAR_OBJECT_ARRAY_OBJECT(rt_list,frame_number);
}
virtual void NextFrame()
{
++current_frame;
if(current_frame>=frame_number)
current_frame=0;
}
uint32_t GetCurrentFrameIndices ()const{return current_frame;}
uint32_t GetFrameCount ()const{return frame_number;}
RenderTarget * GetCurrentFrameRenderTarget (){return rt_list[current_frame];}
public:
Framebuffer * GetFramebuffer ()override{return rt_list[current_frame]->GetFramebuffer();}
RenderPass * GetRenderPass ()override{return rt_list[current_frame]->GetRenderPass();}
uint32_t GetColorCount ()override{return rt_list[current_frame]->GetColorCount();}
Texture2D * GetColorTexture (const int index=0) override{return rt_list[current_frame]->GetColorTexture(index);}
Texture2D * GetDepthTexture () override{return rt_list[current_frame]->GetDepthTexture();}
bool hasDepth ()override{return rt_list[current_frame]->hasDepth();}
public: // Command Buffer
DeviceQueue * GetQueue ()override{return rt_list[current_frame]->GetQueue();}
Semaphore * GetRenderCompleteSemaphore()override{return rt_list[current_frame]->GetRenderCompleteSemaphore();}
RenderCmdBuffer * GetRenderCmdBuffer ()override{return rt_list[current_frame]->GetRenderCmdBuffer();}
Framebuffer * GetFramebuffer (const uint32_t index){return rt_list[index]->GetFramebuffer();}
RenderCmdBuffer * GetRenderCmdBuffer (const uint32_t index){return rt_list[index]->GetRenderCmdBuffer();}
virtual bool Submit ()override{return rt_list[current_frame]->Submit(nullptr);}
virtual bool Submit (Semaphore *wait_sem) override
{
return rt_list[current_frame]->Submit(wait_sem);
}
bool WaitQueue ()override{return rt_list[current_frame]->WaitQueue();}
bool WaitFence ()override{return rt_list[current_frame]->WaitFence();}
public:
virtual RenderCmdBuffer *BeginRender()override
{
//std::cout<<"Begin Render frame="<<current_frame<<std::endl;
return rt_list[current_frame]->BeginRender();
}
virtual void EndRender() override
{
//std::cout<<"End Render frame="<<current_frame<<std::endl;
rt_list[current_frame]->EndRender();
}
};//class MFRenderTarget
/**
* 交换链专用渲染目标
*/
class SwapchainRenderTarget:public MFRenderTarget
{
Swapchain *swapchain;
PresentInfo present_info;
Semaphore *present_complete_semaphore=nullptr;
private:
SwapchainRenderTarget(RenderFramework *rf,Swapchain *sc,Semaphore *pcs,RenderTarget **rtl);
friend class SwapchainModule;
friend class RenderTargetManager;
public:
~SwapchainRenderTarget() override;
public:
IRenderTarget *AcquireNextImage(); ///<获取下一帧的索引
bool Submit()override; ///<提交当前帧的渲染，交推送到前台
};//class SwapchainRenderTarget:public RenderTarget
VK_NAMESPACE_END