diff options
| -rw-r--r-- | video/out/d3d11/ra_d3d11.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/video/out/d3d11/ra_d3d11.c b/video/out/d3d11/ra_d3d11.c index a260b3b3d0..63dc5b9509 100644 --- a/video/out/d3d11/ra_d3d11.c +++ b/video/out/d3d11/ra_d3d11.c @@ -45,6 +45,7 @@ struct ra_d3d11 { // Device capabilities D3D_FEATURE_LEVEL fl; bool has_clear_view; + bool has_timestamp_queries; int max_uavs; // Streaming dynamic vertex buffer, which is used for all renderpasses @@ -1878,6 +1879,9 @@ static void timer_destroy(struct ra *ra, ra_timer *ratimer) static ra_timer *timer_create(struct ra *ra) { struct ra_d3d11 *p = ra->priv; + if (!p->has_timestamp_queries) + return NULL; + struct d3d_timer *timer = talloc_zero(NULL, struct d3d_timer); HRESULT hr; @@ -2299,6 +2303,11 @@ struct ra *ra_d3d11_create(ID3D11Device *dev, struct mp_log *log, if (ID3D11Device_GetCreationFlags(p->dev) & D3D11_CREATE_DEVICE_DEBUG) init_debug_layer(ra); + // Some level 9_x devices don't have timestamp queries + hr = ID3D11Device_CreateQuery(p->dev, + &(D3D11_QUERY_DESC) { D3D11_QUERY_TIMESTAMP }, NULL); + p->has_timestamp_queries = SUCCEEDED(hr); + // According to MSDN, the above texture sizes are just minimums and drivers // may support larger textures. See: // https://msdn.microsoft.com/en-us/library/windows/desktop/ff476874.aspx |