57 lines
1.5 KiB
C++
57 lines
1.5 KiB
C++
#ifndef HGL_GRAPH_VULKAN_VERTEX_ATTRIB_BUFFER_INCLUDE
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#define HGL_GRAPH_VULKAN_VERTEX_ATTRIB_BUFFER_INCLUDE
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#include<hgl/graph/VKBuffer.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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class VertexAttribBuffer:public DeviceBuffer
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{
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VkFormat format; ///<数据格式
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uint32_t stride; ///<单个数据字节数
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uint32_t count; ///<数据数量
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private:
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friend class GPUDevice;
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VertexAttribBuffer(VkDevice d,const DeviceBufferData &vb,VkFormat fmt,uint32_t _stride,uint32_t _count):DeviceBuffer(d,vb)
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{
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format=fmt;
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stride=_stride;
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count=_count;
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}
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public:
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~VertexAttribBuffer()=default;
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const VkFormat GetFormat()const { return format; }
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const uint32_t GetStride()const { return stride; }
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const uint32_t GetCount ()const { return count; }
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const VkDeviceSize GetBytes()const { return stride*count; }
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};//class VertexAttribBuffer:public DeviceBuffer
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using VBO=VertexAttribBuffer;
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struct VBOAccessData
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{
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VBO *vbo;
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VkDeviceSize offset;
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VkDeviceSize size;
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void *map_ptr;
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public:
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CompOperatorMemcmp(const VBOAccessData &);
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};//class VBOAccessData
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using VBOAccessMap=Map<AnsiString,VBOAccessData>;
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}//namespace graph
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}//namespace hgl
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#endif//HGL_GRAPH_VULKAN_VERTEX_ATTRIB_BUFFER_INCLUDE
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