[Important] Indirect Draw Finished....test OK!!

This commit is contained in:
hyzboy 2024-05-30 13:39:16 +08:00
parent 6ce713aed5
commit 22868dafab
3 changed files with 74 additions and 20 deletions

View File

@ -25,7 +25,7 @@ private:
struct RenderItem
{
uint32_t first_instance; ///<绘制实例(和instance渲染无关,对应InstanceRate更新的VAB)
uint32_t first_instance; ///<第一个绘制实例(和instance渲染无关,对应InstanceRate的VAB)
uint32_t instance_count;
Pipeline * pipeline;
@ -43,6 +43,8 @@ private:
IndirectDrawIndexedBuffer *icb_draw_indexed;
void ReallocICB();
void WriteICB(VkDrawIndirectCommand *,RenderItem *ri);
void WriteICB(VkDrawIndexedIndirectCommand *,RenderItem *ri);
DataArray<RenderItem> ri_array;
uint ri_count;
@ -58,8 +60,12 @@ protected:
const VDM * last_vdm;
const PrimitiveRenderData * last_render_data;
int first_indirect_draw_index=-1;
uint indirect_draw_count=0;
bool BindVAB(const PrimitiveDataBuffer *,const uint);
void ProcIndirectRender();
void Render(RenderItem *);
public:

View File

@ -52,9 +52,13 @@ public:
using IndirectCommandBuffer<VkDrawIndirectCommand>::IndirectCommandBuffer;
void Draw(VkCommandBuffer cmd_buf,uint32_t offset,uint32_t draw_count,uint32_t stride) const
void Draw(VkCommandBuffer cmd_buf,uint32_t cmd_offset,uint32_t draw_count) const
{
vkCmdDrawIndirect(cmd_buf,buf.buffer,offset,draw_count,stride);
vkCmdDrawIndirect(cmd_buf,
buf.buffer,
cmd_offset*sizeof(VkDrawIndirectCommand),
draw_count,
sizeof(VkDrawIndirectCommand));
}
};//class IndirectDrawBuffer:public IndirectCommandBuffer<VkDrawIndirectCommand>
@ -66,9 +70,13 @@ public:
using IndirectCommandBuffer<VkDrawIndexedIndirectCommand>::IndirectCommandBuffer;
void DrawIndexed(VkCommandBuffer cmd_buf,uint32_t offset,uint32_t draw_count,uint32_t stride) const
void DrawIndexed(VkCommandBuffer cmd_buf,uint32_t cmd_offset,uint32_t draw_count) const
{
vkCmdDrawIndexedIndirect(cmd_buf,buf.buffer,offset,draw_count,stride);
vkCmdDrawIndexedIndirect(cmd_buf,
buf.buffer,
cmd_offset*sizeof(VkDrawIndexedIndirectCommand),
draw_count,
sizeof(VkDrawIndexedIndirectCommand));
}
};//class IndirectDrawIndexedBuffer:public IndirectCommandBuffer<VkDrawIndexedIndirectCommand>

View File

@ -146,6 +146,22 @@ void MaterialRenderList::ReallocICB()
icb_draw_indexed=device->CreateIndirectDrawIndexedBuffer(icb_new_count);
}
void MaterialRenderList::WriteICB(VkDrawIndirectCommand *dicp,RenderItem *ri)
{
dicp->vertexCount =ri->prd->vertex_count;
dicp->instanceCount =ri->instance_count;
dicp->firstVertex =ri->prd->vertex_offset;
dicp->firstInstance =ri->first_instance;
}
void MaterialRenderList::WriteICB(VkDrawIndexedIndirectCommand *diicp,RenderItem *ri)
{
diicp->indexCount =ri->prd->index_count;
diicp->instanceCount=ri->instance_count;
diicp->firstIndex =ri->prd->first_index;
diicp->vertexOffset =ri->prd->vertex_offset;
diicp->firstInstance=ri->first_instance;
}
void MaterialRenderList::Stat()
{
const uint count=rn_list.GetCount();
@ -188,20 +204,9 @@ void MaterialRenderList::Stat()
if(ri->pdb->vdm)
{
if(ri->pdb->ibo)
{
diicp->indexCount =ri->prd->index_count;
diicp->instanceCount=ri->instance_count;
diicp->firstIndex =ri->prd->first_index;
diicp->vertexOffset =ri->prd->vertex_offset;
diicp->firstInstance=ri->first_instance;
}
WriteICB(diicp,ri);
else
{
dicp->vertexCount =ri->prd->vertex_count;
dicp->instanceCount =ri->instance_count;
dicp->firstVertex =ri->prd->vertex_offset;
dicp->firstInstance =ri->first_instance;
}
WriteICB(dicp,ri);
++dicp;
++diicp;
@ -222,6 +227,14 @@ void MaterialRenderList::Stat()
++rn;
}
if(ri->pdb->vdm)
{
if(ri->pdb->ibo)
WriteICB(diicp,ri);
else
WriteICB(dicp,ri);
}
icb_draw->Unmap();
icb_draw_indexed->Unmap();
}
@ -287,6 +300,17 @@ bool MaterialRenderList::BindVAB(const PrimitiveDataBuffer *pdb,const uint ri_in
return(true);
}
void MaterialRenderList::ProcIndirectRender()
{
if(last_data_buffer->ibo)
icb_draw_indexed->DrawIndexed(*cmd_buf,first_indirect_draw_index,indirect_draw_count);
else
icb_draw->Draw(*cmd_buf,first_indirect_draw_index,indirect_draw_count);
first_indirect_draw_index=-1;
indirect_draw_count=0;
}
void MaterialRenderList::Render(RenderItem *ri)
{
if(last_pipeline!=ri->pipeline)
@ -299,8 +323,11 @@ void MaterialRenderList::Render(RenderItem *ri)
//这里未来尝试换pipeline同时不换mi/primitive是否需要重新绑定mi/primitive
}
if(!ri->pdb->Comp(last_data_buffer))
if(!ri->pdb->Comp(last_data_buffer)) //换buf了
{
if(indirect_draw_count) //如果有间接绘制的数据,赶紧给画了
ProcIndirectRender();
last_data_buffer=ri->pdb;
last_render_data=nullptr;
@ -310,7 +337,17 @@ void MaterialRenderList::Render(RenderItem *ri)
cmd_buf->BindIBO(ri->pdb->ibo);
}
cmd_buf->Draw(ri->pdb,ri->prd,ri->instance_count,ri->first_instance);
//if(device-> support indirect)
{
if(indirect_draw_count==0)
first_indirect_draw_index=ri->first_instance;
++indirect_draw_count;
}
//else
//{
// cmd_buf->Draw(ri->pdb,ri->prd,ri->instance_count,ri->first_instance);
//}
}
void MaterialRenderList::Render(RenderCmdBuffer *rcb)
@ -340,5 +377,8 @@ void MaterialRenderList::Render(RenderCmdBuffer *rcb)
Render(ri);
++ri;
}
if(indirect_draw_count) //如果有间接绘制的数据,赶紧给画了
ProcIndirectRender();
}
VK_NAMESPACE_END