jp9000/obs-studio
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

libobs: Add GPU timestamp query support

Browse Source 
This change only wraps the functionality. I have rough code to exercise
the the query functionality, but that part is not really clean enough to
submit.
This commit is contained in:
jpark37
2019-07-27 13:31:07 -07:00
parent baddca2536
commit 0e12d8189c
10 changed files with 401 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

35
libobs-d3d11/d3d11-rebuild.cpp
View File

@@ -225,6 +225,29 @@ void gs_swap_chain::Rebuild(ID3D11Device *dev)
Init();
}
void gs_timer::Rebuild(ID3D11Device *dev)
{
D3D11_QUERY_DESC desc;
desc.Query = D3D11_QUERY_TIMESTAMP;
desc.MiscFlags = 0;
HRESULT hr = dev->CreateQuery(&desc, &query_begin);
if (FAILED(hr))
throw HRError("Failed to create timer", hr);
hr = dev->CreateQuery(&desc, &query_end);
if (FAILED(hr))
throw HRError("Failed to create timer", hr);
}
void gs_timer_range::Rebuild(ID3D11Device *dev)
{
D3D11_QUERY_DESC desc;
desc.Query = D3D11_QUERY_TIMESTAMP_DISJOINT;
desc.MiscFlags = 0;
HRESULT hr = dev->CreateQuery(&desc, &query_disjoint);
if (FAILED(hr))
throw HRError("Failed to create timer", hr);
}
void SavedBlendState::Rebuild(ID3D11Device *dev)
{
HRESULT hr = dev->CreateBlendState(&bd, &state);
@@ -296,6 +319,12 @@ try {
case gs_type::gs_swap_chain:
((gs_swap_chain *)obj)->Release();
break;
case gs_type::gs_timer:
((gs_timer *)obj)->Release();
break;
case gs_type::gs_timer_range:
((gs_timer_range *)obj)->Release();
break;
}
obj = obj->next;
@@ -372,6 +401,12 @@ try {
case gs_type::gs_swap_chain:
((gs_swap_chain *)obj)->Rebuild(dev);
break;
case gs_type::gs_timer:
((gs_timer *)obj)->Rebuild(dev);
break;
case gs_type::gs_timer_range:
((gs_timer_range *)obj)->Rebuild(dev);
break;
}
obj = obj->next;