93 lines
2.7 KiB
C++
93 lines
2.7 KiB
C++
#pragma once
|
|
|
|
#include<hgl/graph/VKRenderResource.h>
|
|
#include<hgl/graph/VertexAttribDataAccess.h>
|
|
#include<hgl/graph/VKShaderModule.h>
|
|
#include<hgl/graph/VKIndexBuffer.h>
|
|
|
|
VK_NAMESPACE_BEGIN
|
|
class VertexDataManager;
|
|
|
|
/**
|
|
* 可绘制图元创建器
|
|
*/
|
|
class PrimitiveCreater
|
|
{
|
|
protected:
|
|
|
|
GPUDevice *device;
|
|
const GPUPhysicalDevice *phy_device;
|
|
|
|
VertexDataManager *vdm;
|
|
RenderResource *db;
|
|
|
|
const VIL *vil;
|
|
|
|
protected:
|
|
|
|
VkDeviceSize vertices_number;
|
|
VkDeviceSize index_number;
|
|
|
|
IndexBuffer * ibo;
|
|
void * ibo_map;
|
|
VABAccessMap vab_map;
|
|
|
|
protected:
|
|
|
|
bool AcquirePVB(VABAccess *,const AnsiString &,const void *data); ///<请求一个顶点属性数据区
|
|
|
|
void ClearAllData();
|
|
|
|
public:
|
|
|
|
PrimitiveCreater(RenderResource *sdb,const VIL *);
|
|
PrimitiveCreater(VertexDataManager *);
|
|
virtual ~PrimitiveCreater();
|
|
|
|
virtual bool Init(const uint32 vertices_count,const uint32 index_count,IndexType it=IndexType::AUTO); ///<初始化，参数为顶点数量
|
|
|
|
template<typename T>
|
|
T * AccessVAB(const AnsiString &name) ///<创建一个顶点属性数据缓冲区以及访问器
|
|
{
|
|
const VkFormat format=vil->GetVulkanFormat(name);
|
|
|
|
if(format!=T::GetVulkanFormat())
|
|
return(nullptr);
|
|
|
|
VABAccess vad;
|
|
|
|
if(!this->AcquirePVB(&vad,name,nullptr))
|
|
return(nullptr);
|
|
|
|
T *access=T::Create(vertices_number,vad.map_ptr);
|
|
|
|
access->Begin();
|
|
|
|
return access;
|
|
}
|
|
|
|
bool WriteVAB(const AnsiString &name,const void *data,const uint32_t bytes); ///<直接写入顶点属性数据
|
|
|
|
const IndexType GetIndexType()const{return ibo?ibo->GetType():IndexType::ERR;} ///<取得索引数据类型
|
|
|
|
template<typename T> T *AccessIBO()
|
|
{
|
|
if(!ibo)return(nullptr);
|
|
if(ibo->GetStride()!=sizeof(T))return(nullptr);
|
|
|
|
return (T *)ibo_map;
|
|
}
|
|
|
|
template<typename T> bool WriteIBO(const T *data)
|
|
{
|
|
if(!ibo)return(false);
|
|
if(ibo->GetStride()!=sizeof(T))return(false);
|
|
|
|
hgl_cpy<T>((T *)ibo_map,data,index_number);
|
|
|
|
return(true);
|
|
}
|
|
|
|
virtual Primitive * Finish(const AnsiString &); ///<结束并创建可渲染对象
|
|
};//class PrimitiveCreater
|
|
VK_NAMESPACE_END |