ULRE/inc/hgl/graph/VKVertexAttribBuffer.h

57 lines
1.5 KiB
C++

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