56 lines
2.0 KiB
C++
56 lines
2.0 KiB
C++
#ifndef HGL_GRAPH_RENDER_LIST_INCLUDE
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#define HGL_GRAPH_RENDER_LIST_INCLUDE
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#include<hgl/graph/VK.h>
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#include<hgl/graph/SceneNode.h>
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#include<hgl/graph/MaterialRenderMap.h>
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#include<hgl/graph/VKArrayBuffer.h>
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#include<hgl/graph/VKMaterial.h>
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namespace hgl
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{
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namespace graph
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{
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/**
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* 渲染对象列表<br>
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* 该类会长期保存使用过的材质信息，避重新分配造成的时间和空间浪费。如需彻底清空列表请使用Clear()函数
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*/
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class RenderList
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{
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protected:
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VulkanDevice * device;
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CameraInfo * camera_info; ///<相机信息
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uint renderable_count; ///<可渲染对象数量
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MaterialRenderMap mrl_map; ///<按材质分类的渲染列表
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protected:
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virtual bool ExpendNode(SceneNode *);
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public:
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const CameraInfo *GetCameraInfo()const{return camera_info;}
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public:
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RenderList(VulkanDevice *);
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virtual ~RenderList()=default;
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virtual void SetCameraInfo(CameraInfo *ci){camera_info=ci;} ///<设置相机信息
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virtual bool Expend(SceneNode *); ///<展开场景树到渲染列表
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bool IsEmpty()const{return !renderable_count;} ///<是否是空的
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virtual bool Render(RenderCmdBuffer *); ///<渲染所有对象
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virtual void UpdateLocalToWorld(); ///<更新所有对象的变换数据
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virtual void UpdateMaterialInstance(StaticMeshComponent *); ///<有对象互换了材质实例
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virtual void Clear(); ///<彻底清理
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};//class RenderList
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}//namespace graph
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}//namespace hgl
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#endif//HGL_GRAPH_RENDER_LIST_INCLUDE
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