gl::Error Query11::testQuery()
{
if (!mQueryFinished)
{
ASSERT(mQuery);
ID3D11DeviceContext *context = mRenderer->getDeviceContext();
switch (getType())
{
case GL_ANY_SAMPLES_PASSED_EXT:
case GL_ANY_SAMPLES_PASSED_CONSERVATIVE_EXT:
{
UINT64 numPixels = 0;
HRESULT result = context->GetData(mQuery, &numPixels, sizeof(numPixels), 0);
if (FAILED(result))
{
return gl::Error(GL_OUT_OF_MEMORY, "Failed to get the data of an internal query, result: 0x%X.", result);
}
if (result == S_OK)
{
mQueryFinished = true;
mResult = (numPixels > 0) ? GL_TRUE : GL_FALSE;
}
}
break;
case GL_TRANSFORM_FEEDBACK_PRIMITIVES_WRITTEN:
{
D3D11_QUERY_DATA_SO_STATISTICS soStats = { 0 };
HRESULT result = context->GetData(mQuery, &soStats, sizeof(soStats), 0);
if (FAILED(result))
{
return gl::Error(GL_OUT_OF_MEMORY, "Failed to get the data of an internal query, result: 0x%X.", result);
}
if (result == S_OK)
{
mQueryFinished = true;
mResult = static_cast<GLuint>(soStats.NumPrimitivesWritten);
}
}
break;
default:
UNREACHABLE();
break;
}
if (!mQueryFinished && mRenderer->testDeviceLost(true))
{
return gl::Error(GL_OUT_OF_MEMORY, "Failed to test get query result, device is lost.");
}
}
return gl::Error(GL_NO_ERROR);
}
gl::Error Query11::testQuery()
{
if (!mQueryFinished)
{
ASSERT(mQuery);
ID3D11DeviceContext *context = mRenderer->getDeviceContext();
switch (getType())
{
case GL_ANY_SAMPLES_PASSED_EXT:
case GL_ANY_SAMPLES_PASSED_CONSERVATIVE_EXT:
{
UINT64 numPixels = 0;
HRESULT result = context->GetData(mQuery, &numPixels, sizeof(numPixels), 0);
if (FAILED(result))
{
return gl::Error(GL_OUT_OF_MEMORY, "Failed to get the data of an internal query, result: 0x%X.", result);
}
if (result == S_OK)
{
mQueryFinished = true;
mResult = (numPixels > 0) ? GL_TRUE : GL_FALSE;
}
}
break;
case GL_TRANSFORM_FEEDBACK_PRIMITIVES_WRITTEN:
{
D3D11_QUERY_DATA_SO_STATISTICS soStats = { 0 };
HRESULT result = context->GetData(mQuery, &soStats, sizeof(soStats), 0);
if (FAILED(result))
{
return gl::Error(GL_OUT_OF_MEMORY, "Failed to get the data of an internal query, result: 0x%X.", result);
}
if (result == S_OK)
{
mQueryFinished = true;
mResult = static_cast<GLuint64>(soStats.NumPrimitivesWritten);
}
}
break;
case GL_TIME_ELAPSED_EXT:
{
D3D11_QUERY_DATA_TIMESTAMP_DISJOINT timeStats = {0};
HRESULT result = context->GetData(mQuery, &timeStats, sizeof(timeStats), 0);
if (FAILED(result))
{
return gl::Error(GL_OUT_OF_MEMORY,
"Failed to get the data of an internal query, result: 0x%X.",
result);
}
if (result == S_OK)
{
UINT64 beginTime = 0;
HRESULT beginRes =
context->GetData(mTimestampBeginQuery, &beginTime, sizeof(UINT64), 0);
if (FAILED(beginRes))
{
return gl::Error(
GL_OUT_OF_MEMORY,
"Failed to get the data of an internal query, result: 0x%X.", beginRes);
}
UINT64 endTime = 0;
HRESULT endRes =
context->GetData(mTimestampEndQuery, &endTime, sizeof(UINT64), 0);
if (FAILED(endRes))
{
return gl::Error(
GL_OUT_OF_MEMORY,
"Failed to get the data of an internal query, result: 0x%X.", endRes);
}
if (beginRes == S_OK && endRes == S_OK)
{
mQueryFinished = true;
if (timeStats.Disjoint)
{
mRenderer->setGPUDisjoint();
}
static_assert(sizeof(UINT64) == sizeof(unsigned long long),
"D3D UINT64 isn't 64 bits");
if (rx::IsUnsignedMultiplicationSafe(endTime - beginTime, 1000000000ull))
{
mResult = ((endTime - beginTime) * 1000000000ull) / timeStats.Frequency;
}
else
{
mResult = std::numeric_limits<GLuint64>::max() / timeStats.Frequency;
// If an overflow does somehow occur, there is no way the elapsed time
// is accurate, so we generate a disjoint event
mRenderer->setGPUDisjoint();
}
}
}
}
break;
case GL_TIMESTAMP_EXT:
{
// D3D11 doesn't support GL timestamp queries as D3D timestamps are not guaranteed
// to have any sort of continuity outside of a disjoint timestamp query block, which
// GL depends on
mResult = 0;
}
break;
default:
UNREACHABLE();
break;
}
if (!mQueryFinished && mRenderer->testDeviceLost())
{
mRenderer->notifyDeviceLost();
return gl::Error(GL_OUT_OF_MEMORY, "Failed to test get query result, device is lost.");
}
}
return gl::Error(GL_NO_ERROR);
}