117 lines
3.5 KiB
C++
117 lines
3.5 KiB
C++
#include<hgl/graph/VKRenderable.h>
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#include<hgl/graph/VKMaterialInstance.h>
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#include<hgl/graph/VKMaterialParameters.h>
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#include<hgl/graph/VKMaterial.h>
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#include<hgl/graph/VKVertexAttribBuffer.h>
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#include<hgl/graph/VKIndexBuffer.h>
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#include<hgl/log/LogInfo.h>
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VK_NAMESPACE_BEGIN
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PrimitiveDataBuffer::PrimitiveDataBuffer(const uint32_t c,IndexBuffer *ib,VertexDataManager *_vdm)
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{
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vab_count=c;
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vab_list=hgl_zero_new<VkBuffer>(vab_count);
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ibo=ib;
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vdm=_vdm;
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}
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PrimitiveDataBuffer::~PrimitiveDataBuffer()
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{
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delete[] vab_list;
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}
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const bool PrimitiveDataBuffer::Comp(const PrimitiveDataBuffer *pdb)const
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{
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if(!pdb)return(false);
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if(vdm&&pdb->vdm)
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return (vdm==pdb->vdm);
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if(vab_count!=pdb->vab_count)return(false);
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for(uint32_t i=0;i<vab_count;i++)
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{
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if(vab_list[i]!=pdb->vab_list[i])return(false);
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}
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if(ibo!=pdb->ibo)
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return(false);
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return(true);
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}
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Renderable::Renderable(Primitive *r,MaterialInstance *mi,Pipeline *p,PrimitiveDataBuffer *pdb,PrimitiveRenderData *prd)
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{
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primitive=r;
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pipeline=p;
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mat_inst=mi;
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primitive_data_buffer=pdb;
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primitive_render_data=prd;
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}
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Renderable *CreateRenderable(Primitive *prim,MaterialInstance *mi,Pipeline *p)
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{
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if(!prim||!mi||!p)return(nullptr);
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const VIL *vil=mi->GetVIL();
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const uint32_t input_count=vil->GetVertexAttribCount(VertexInputGroup::Basic); //不统计Bone/LocalToWorld组的
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const UTF8String &mtl_name=mi->GetMaterial()->GetName();
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if(prim->GetVABCount()<input_count) //小于材质要求的数量？那自然是不行的
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{
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LOG_ERROR("[FATAL ERROR] input buffer count of Renderable lesser than Material, Material name: "+mtl_name);
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return(nullptr);
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}
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PrimitiveDataBuffer *pdb=new PrimitiveDataBuffer(input_count,prim->GetIBO(),prim->GetVDM());
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PrimitiveRenderData *prd=new PrimitiveRenderData(prim->GetVertexCount(),prim->GetIndexCount(),prim->GetVertexOffset(),prim->GetFirstIndex());
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const VertexInputFormat *vif=vil->GetVIFList(VertexInputGroup::Basic);
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VAB *vab;
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for(uint i=0;i<input_count;i++)
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{
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//注: VIF来自于材质，但VAB来自于Primitive。
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// 两个并不一定一样，排序也不一定一样。所以不能让PRIMTIVE直接提供BUFFER_LIST/OFFSET来搞一次性绑定。
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vab=prim->GetVAB(vif->name);
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if(!vab)
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{
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LOG_ERROR("[FATAL ERROR] not found VAB \""+AnsiString(vif->name)+"\" in Material: "+mtl_name);
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return(nullptr);
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}
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if(vab->GetFormat()!=vif->format)
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{
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LOG_ERROR( "[FATAL ERROR] VAB \""+UTF8String(vif->name)+
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UTF8String("\" format can't match Renderable, Material(")+mtl_name+
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UTF8String(") Format(")+GetVulkanFormatName(vif->format)+
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UTF8String("), VAB Format(")+GetVulkanFormatName(vab->GetFormat())+
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")");
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return(nullptr);
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}
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if(vab->GetStride()!=vif->stride)
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{
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LOG_ERROR( "[FATAL ERROR] VAB \""+UTF8String(vif->name)+
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UTF8String("\" stride can't match Renderable, Material(")+mtl_name+
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UTF8String(") stride(")+UTF8String::numberOf(vif->stride)+
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UTF8String("), VAB stride(")+UTF8String::numberOf(vab->GetStride())+
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")");
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return(nullptr);
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}
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pdb->vab_list[i]=vab->GetBuffer();
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++vif;
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}
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return(new Renderable(prim,mi,p,pdb,prd));
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}
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VK_NAMESPACE_END
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