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improved VKBufferMap and added newly IBMap/VABMap

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hyzboy
2024-06-12 00:23:09 +08:00
parent cd4733a491
commit 7f8fbbd3a0
10 changed files with 364 additions and 365 deletions
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124
inc/hgl/graph/VKIndexBuffer.h
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@@ -1,50 +1,98 @@
#ifndef HGL_GRAPH_VULKAN_INDEX_BUFFER_INCLUDE
#define HGL_GRAPH_VULKAN_INDEX_BUFFER_INCLUDE
#pragma once
#include<hgl/graph/VKBuffer.h>
#include<hgl/graph/VKBufferMap.h>
namespace hgl
VK_NAMESPACE_BEGIN
class IndexBuffer:public DeviceBuffer
{
namespace graph
IndexType index_type;
uint stride;
uint32_t count;
private:
friend class GPUDevice;
IndexBuffer(VkDevice d,const DeviceBufferData &vb,IndexType it,uint32_t _count):DeviceBuffer(d,vb)
{
class IndexBuffer:public DeviceBuffer
{
IndexType index_type;
uint stride;
uint32_t count;
index_type=it;
count=_count;
private:
if(index_type==IndexType::U16)stride=2;else
if(index_type==IndexType::U32)stride=4;else
if(index_type==IndexType::U8)stride=1;else
stride=0;
}
friend class GPUDevice;
public:
IndexBuffer(VkDevice d,const DeviceBufferData &vb,IndexType it,uint32_t _count):DeviceBuffer(d,vb)
{
index_type=it;
count=_count;
~IndexBuffer()=default;
if(index_type==IndexType::U16)stride=2;else
if(index_type==IndexType::U32)stride=4;else
if(index_type==IndexType::U8)stride=1;else
stride=0;
}
const IndexType GetType ()const{return index_type;}
const uint GetStride ()const{return stride;}
const uint32 GetCount ()const{return count;}
public:
public:
~IndexBuffer()=default;
const IndexType GetType ()const{return index_type;}
const uint GetStride ()const{return stride;}
const uint32 GetCount ()const{return count;}
public:
void * Map (VkDeviceSize start,VkDeviceSize size) override {return DeviceBuffer::Map(start*stride,size*stride);}
void Flush (VkDeviceSize start,VkDeviceSize size) override {return DeviceBuffer::Flush(start*stride,size*stride); }
void Flush (VkDeviceSize size) override {return DeviceBuffer::Flush(size*stride);}
void * Map (VkDeviceSize start,VkDeviceSize size) override {return DeviceBuffer::Map(start*stride,size*stride);}
void Flush (VkDeviceSize start,VkDeviceSize size) override {return DeviceBuffer::Flush(start*stride,size*stride); }
void Flush (VkDeviceSize size) override {return DeviceBuffer::Flush(size*stride);}
bool Write (const void *ptr,uint32_t start,uint32_t size) override {return DeviceBuffer::Write(ptr,start*stride,size*stride);}
bool Write (const void *ptr,uint32_t size) override {return DeviceBuffer::Write(ptr,0,size*stride);}
};//class IndexBuffer:public DeviceBuffer
}//namespace graph
}//namespace hgl
#endif//HGL_GRAPH_VULKAN_INDEX_BUFFER_INCLUDE
bool Write (const void *ptr,uint32_t start,uint32_t size) override {return DeviceBuffer::Write(ptr,start*stride,size*stride);}
bool Write (const void *ptr,uint32_t size) override {return DeviceBuffer::Write(ptr,0,size*stride);}
};//class IndexBuffer:public DeviceBuffer
class IBMap:public VKBufferMap<IndexBuffer>
{
public:
using VKBufferMap<IndexBuffer>::VKBufferMap;
virtual ~IBMap()=default;
const IndexType GetType()const{return buffer->GetType();}
void Set(IndexBuffer *ib,const int32_t index_offset,const uint32_t count)
{
VKBufferMap<IndexBuffer>::Set(ib,index_offset,ib->GetStride(),count);
}
};//class IBMap
/**
* 索引缓冲区数据访问映射
*/
template<typename T> class IBTypeMap
{
IBMap *ib_map;
T *map_ptr;
public:
IBTypeMap(IBMap *ibm)
{
ib_map=ibm;
if(ib_map&&ib_map->GetStride()==sizeof(T))
map_ptr=(T *)(ib_map->Map());
else
map_ptr=nullptr;
}
~IBTypeMap()
{
if(map_ptr)
ib_map->Unmap();
}
const bool IsValid()const{ return map_ptr; }
operator T *(){ return map_ptr; }
T *operator->(){ return map_ptr; }
};//template<typename T> class IBTypeMap
using IBMapU8 =IBTypeMap<uint8>;
using IBMapU16=IBTypeMap<uint16>;
using IBMapU32=IBTypeMap<uint32>;
VK_NAMESPACE_END