102 lines
2.8 KiB
C++
102 lines
2.8 KiB
C++
#include<hgl/graph/VKRenderPass.h>
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#include<hgl/graph/VKDevice.h>
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#include<hgl/graph/VKInlinePipeline.h>
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#include<hgl/graph/VKPipelineData.h>
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#include<hgl/graph/VKMaterial.h>
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#include<hgl/graph/VKMaterialInstance.h>
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VK_NAMESPACE_BEGIN
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RenderPass::RenderPass(VkDevice d,VkPipelineCache pc,VkRenderPass rp,const List<VkFormat> &cf,VkFormat df)
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{
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device=d;
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pipeline_cache=pc;
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render_pass=rp;
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color_formats=cf;
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depth_format=df;
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vkGetRenderAreaGranularity(device,render_pass,&granularity);
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}
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RenderPass::~RenderPass()
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{
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pipeline_list.Clear();
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vkDestroyRenderPass(device,render_pass,nullptr);
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}
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Pipeline *RenderPass::CreatePipeline(PipelineData *pd,const ShaderStageCreateInfoList &ssci_list,VkPipelineLayout pl,const VIL *vil)
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{
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//以后要做一个缓冲，以Material为基准创建一个pipeline，其它MaterialInstance的pipeline全部以它为基础，这样可以提升性能。
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VkPipeline graphicsPipeline;
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pd->InitShaderStage(ssci_list);
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pd->InitVertexInputState(vil);
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pd->SetColorAttachments(color_formats.GetCount());
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pd->pipeline_info.layout = pl;
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{
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pd->pipeline_info.renderPass = render_pass;
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pd->pipeline_info.subpass = 0; //subpass由于还不知道有什么用，所以暂时写0，待知道功用后，需改进
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}
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if (vkCreateGraphicsPipelines( device,
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pipeline_cache,
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1,&pd->pipeline_info,
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nullptr,
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&graphicsPipeline) != VK_SUCCESS)
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{
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//有一种常见问题就是PipelineData未调用SetPrim
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delete pd;
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return(nullptr);
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}
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return(new Pipeline(device,graphicsPipeline,pd));
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}
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Pipeline *RenderPass::CreatePipeline(MaterialInstance *mi,const InlinePipeline &ip,const Prim &prim,const bool prim_restart)
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{
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if(!mi)return(nullptr);
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Material *mtl=mi->GetMaterial();
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const PipelineData *cpd=GetPipelineData(ip);
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PipelineData *pd=new PipelineData(cpd);
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pd->SetPrim(prim,prim_restart);
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Pipeline *p=CreatePipeline(pd,mtl->GetStageList(),mtl->GetPipelineLayout(),mi->GetVIL());
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if(p)
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pipeline_list.Add(p);
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return p;
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}
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Pipeline *RenderPass::CreatePipeline(MaterialInstance *mi,const PipelineData *cpd,const Prim &prim,const bool prim_restart)
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{
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Material *mtl=mi->GetMaterial();
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PipelineData *pd=new PipelineData(cpd);
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pd->SetPrim(prim,prim_restart);
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Pipeline *p=CreatePipeline(pd,mtl->GetStageList(),mtl->GetPipelineLayout(),mi->GetVIL());
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if(p)
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pipeline_list.Add(p);
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return(p);
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}
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Pipeline *RenderPass::CreatePipeline(MaterialInstance *mi,const OSString &pipeline_filename,const Prim &prim,const bool prim_restart)
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{
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const PipelineData *pd=GetPipelineData(pipeline_filename);
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if(!pd)return(nullptr);
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return CreatePipeline(mi,pd,prim,prim_restart);
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}
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VK_NAMESPACE_END
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