88 lines
2.3 KiB
C
88 lines
2.3 KiB
C
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#ifndef HGL_GRAPH_VULKAN_PRIMITIVE_INCLUDE
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#define HGL_GRAPH_VULKAN_PRIMITIVE_INCLUDE
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#include<hgl/graph/VKIndexBuffer.h>
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#include<hgl/type/Map.h>
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#include<hgl/type/String.h>
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#include<hgl/math/Math.h>
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#include<hgl/graph/AABB.h>
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VK_NAMESPACE_BEGIN
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/**
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* 单一图元数据
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*/
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class Primitive
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{
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struct VBOData
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{
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VBO *buf;
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VkDeviceSize offset;
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public:
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CompOperatorMemcmp(const VBOData &);
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};
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Map<AnsiString,VBOData> buffer_list;
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protected:
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uint32_t draw_count;
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IndexBuffer *indices_buffer=nullptr;
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VkDeviceSize indices_offset=0;
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protected:
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AABB BoundingBox;
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protected:
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friend class RenderableNode;
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uint ref_count=0;
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uint RefInc(){return ++ref_count;}
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uint RefDec(){return --ref_count;}
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public:
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Primitive(const uint32_t dc=0):draw_count(dc){}
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virtual ~Primitive()=default;
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const uint GetRefCount()const{return ref_count;}
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void SetBoundingBox(const AABB &aabb){BoundingBox=aabb;}
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const AABB & GetBoundingBox()const {return BoundingBox;}
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bool Set(const AnsiString &name,VBO *vb,VkDeviceSize offset=0);
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bool Set(IndexBuffer *ib,VkDeviceSize offset=0)
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{
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if(!ib)return(false);
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indices_buffer=ib;
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indices_offset=offset;
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return(true);
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}
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public:
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void SetDrawCount(const uint32_t dc){draw_count=dc;} ///<设置当前对象绘制需要多少个顶点
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virtual const uint32_t GetDrawCount()const ///<取得当前对象绘制需要多少个顶点
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{
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if(indices_buffer)
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return indices_buffer->GetCount();
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return draw_count;
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}
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VBO * GetVBO (const AnsiString &,VkDeviceSize *);
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VkBuffer GetBuffer (const AnsiString &,VkDeviceSize *);
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const int GetBufferCount ()const {return buffer_list.GetCount();}
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IndexBuffer * GetIndexBuffer () {return indices_buffer;}
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const VkDeviceSize GetIndexBufferOffset()const {return indices_offset;}
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};//class Primitive
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VK_NAMESPACE_END
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#endif//HGL_GRAPH_VULKAN_PRIMITIVE_INCLUDE
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