82 lines
2.5 KiB
C++
82 lines
2.5 KiB
C++
#include<hgl/graph/VKDevice.h>
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VK_NAMESPACE_BEGIN
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RenderTarget *GPUDevice::CreateRT(const FramebufferInfo *fbi,RenderPass *rp,const uint32_t fence_count)
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{
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if(!fbi)return(nullptr);
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if(!rp)return(nullptr);
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const uint32_t color_count=fbi->GetColorCount();
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const VkExtent2D extent=fbi->GetExtent();
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const VkFormat depth_format=fbi->GetDepthFormat();
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AutoDeleteObjectArray<Texture2D> color_texture_list(color_count);
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AutoDeleteArray<ImageView *> color_iv_list(color_count); //iv只是从Texture2D中取出来的，无需一个个delete
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Texture2D **tp=color_texture_list;
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ImageView **iv=color_iv_list;
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for(const VkFormat &fmt:fbi->GetColorFormatList())
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{
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Texture2D *color_texture=CreateTexture2D(new ColorAttachmentTextureCreateInfo(fmt,extent));
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if(!color_texture)
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return(nullptr);
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*tp++=color_texture;
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*iv++=color_texture->GetImageView();
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}
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Texture2D *depth_texture=(depth_format!=PF_UNDEFINED)?CreateTexture2D(new DepthAttachmentTextureCreateInfo(depth_format,extent)):nullptr;
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Framebuffer *fb=CreateFBO(rp,color_iv_list,color_count,depth_texture?depth_texture->GetImageView():nullptr);
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if(fb)
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{
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DeviceQueue *q=CreateQueue(fence_count,false);
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Semaphore *render_complete_semaphore=CreateGPUSemaphore();
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RenderTarget *rt=new RenderTarget(q,render_complete_semaphore,rp,fb,color_texture_list,color_count,depth_texture);
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color_texture_list.DiscardObject();
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return rt;
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}
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SAFE_CLEAR(depth_texture);
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return nullptr;
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}
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RenderTarget *GPUDevice::CreateRT(const FramebufferInfo *fbi,const uint32_t fence_count)
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{
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if(!fbi)return(nullptr);
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RenderPass *rp=AcquireRenderPass(fbi);
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if(!rp)return(nullptr);
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return CreateRT(fbi,rp,fence_count);
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}
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RTSwapchain *GPUDevice::CreateSwapchainRenderTarget()
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{
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Swapchain *sc=CreateSwapchain(attr->surface_caps.currentExtent);
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if(!sc)
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return(nullptr);
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DeviceQueue *q=CreateQueue(sc->color_count,false);
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Semaphore *render_complete_semaphore=CreateGPUSemaphore();
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Semaphore *present_complete_semaphore=CreateGPUSemaphore();
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RTSwapchain *srt=new RTSwapchain( attr->device,
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sc,
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q,
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render_complete_semaphore,
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present_complete_semaphore,
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device_render_pass
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);
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return srt;
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}
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VK_NAMESPACE_END
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