71 lines
1.9 KiB
C++
71 lines
1.9 KiB
C++
#ifndef HGL_GRAPH_VULKAN_MATERIAL_INSTANCE_INCLUDE
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#define HGL_GRAPH_VULKAN_MATERIAL_INSTANCE_INCLUDE
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#include<hgl/graph/VKMaterial.h>
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VK_NAMESPACE_BEGIN
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/*
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layout(location=0) in vec4 Position;
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layout(location=1) in vec3 Normal;
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layout(location=?) in uint MaterialID
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#define MI_MAX_COUNT ??? //该值由引擎根据 UBORange/sizeof(MaterialInstance) 计算出来
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struct MaterialInstance //这部分数据，即为材质实例的具体数据，每一个材质实例类负责提供具体数据。由RenderList合并成一整个UBO
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{
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vec4 BaseColor;
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vec4 Emissive;
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vec4 ARM;
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};
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layout(set=?,binding=?) uniform Material
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{
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MaterialInstance mi[MI_MAX_COUNT]
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}mtl;
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void main()
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{
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MaterialInstance mi=mtl.mi[(MaterialID>=MI_MAX_COUNT)?:0:MaterialID]; //如果超出范围则使用0号材质实例数据
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vec4 BaseColor =mi.BaseColor;
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vec4 Emissive =mi.Emissive;
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float AO =mi.ARM.x;
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float Roughness =mi.ARM.y;
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float Metallic =mi.ARM.z;
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*/
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/**
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* 材质实例类
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*/
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class MaterialInstance
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{
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Material *material;
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VIL *vil;
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private:
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friend class GPUDevice;
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MaterialInstance(Material *,VIL *);
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public:
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virtual ~MaterialInstance()=default;
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Material *GetMaterial(){return material;}
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const VIL *GetVIL()const{return vil;}
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MaterialParameters *GetMP(const DescriptorSetType &type){return material->GetMP(type);}
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bool BindUBO(const DescriptorSetType &type,const AnsiString &name,DeviceBuffer *ubo,bool dynamic=false);
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bool BindSSBO(const DescriptorSetType &type,const AnsiString &name,DeviceBuffer *ubo,bool dynamic=false);
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bool BindImageSampler(const DescriptorSetType &type,const AnsiString &name,Texture *tex,Sampler *sampler);
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};//class MaterialInstance
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VK_NAMESPACE_END
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#endif//HGL_GRAPH_VULKAN_MATERIAL_INSTANCE_INCLUDE
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