131 lines
3.6 KiB
C++
131 lines
3.6 KiB
C++
/*
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Copyright (c) 2012 Advanced Micro Devices, Inc.
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This software is provided 'as-is', without any express or implied warranty.
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In no event will the authors be held liable for any damages arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it freely,
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subject to the following restrictions:
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1. The origin of this software must not be misrepresented; you must not claim that you wrote the original software. If you use this software in a product, an acknowledgment in the product documentation would be appreciated but is not required.
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2. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software.
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3. This notice may not be removed or altered from any source distribution.
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*/
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//Originally written by Takahiro Harada
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namespace adl
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{
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struct StopwatchDX11 : public StopwatchBase
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{
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public:
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__inline
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StopwatchDX11() : StopwatchBase(){}
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__inline
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~StopwatchDX11();
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__inline
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void init( const Device* deviceData );
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__inline
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void start();
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__inline
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void split();
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__inline
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void stop();
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__inline
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float getMs(int index=0);
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__inline
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void getMs( float* times, int capacity );
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public:
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ID3D11Query* m_tQuery[CAPACITY+1];
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ID3D11Query* m_fQuery;
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UINT64 m_t[CAPACITY];
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};
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void StopwatchDX11::init( const Device* deviceData )
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{
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ADLASSERT( deviceData->m_type == TYPE_DX11 );
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m_device = deviceData;
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{
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D3D11_QUERY_DESC qDesc;
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qDesc.Query = D3D11_QUERY_TIMESTAMP_DISJOINT;
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qDesc.MiscFlags = 0;
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((const DeviceDX11*)m_device)->m_device->CreateQuery( &qDesc, &m_fQuery );
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}
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for(int i=0; i<CAPACITY+1; i++)
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{
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D3D11_QUERY_DESC qDesc;
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qDesc.Query = D3D11_QUERY_TIMESTAMP;
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qDesc.MiscFlags = 0;
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((const DeviceDX11*)m_device)->m_device->CreateQuery( &qDesc, &m_tQuery[i] );
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}
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}
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StopwatchDX11::~StopwatchDX11()
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{
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m_fQuery->Release();
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for(int i=0; i<CAPACITY+1; i++)
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{
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m_tQuery[i]->Release();
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}
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}
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void StopwatchDX11::start()
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{
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m_idx = 0;
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((const DeviceDX11*)m_device)->m_context->Begin( m_fQuery );
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((const DeviceDX11*)m_device)->m_context->End( m_tQuery[m_idx++] );
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}
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void StopwatchDX11::split()
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{
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if( m_idx < CAPACITY )
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((const DeviceDX11*)m_device)->m_context->End( m_tQuery[m_idx++] );
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}
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void StopwatchDX11::stop()
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{
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((const DeviceDX11*)m_device)->m_context->End( m_tQuery[m_idx++] );
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((const DeviceDX11*)m_device)->m_context->End( m_fQuery );
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}
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float StopwatchDX11::getMs(int index)
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{
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D3D11_QUERY_DATA_TIMESTAMP_DISJOINT d;
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// m_deviceData->m_context->End( m_fQuery );
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while( ((const DeviceDX11*)m_device)->m_context->GetData( m_fQuery, &d,sizeof(D3D11_QUERY_DATA_TIMESTAMP_DISJOINT),0 ) == S_FALSE ) {}
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while( ((const DeviceDX11*)m_device)->m_context->GetData( m_tQuery[0], &m_t[index],sizeof(UINT64),0 ) == S_FALSE ){}
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while( ((const DeviceDX11*)m_device)->m_context->GetData( m_tQuery[1], &m_t[index+1],sizeof(UINT64),0 ) == S_FALSE ){}
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ADLASSERT( d.Disjoint == false );
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float elapsedMs = (m_t[index+1] - m_t[index])/(float)d.Frequency*1000;
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return elapsedMs;
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}
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void StopwatchDX11::getMs( float* times, int capacity )
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{
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ADLASSERT( capacity <= CAPACITY );
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D3D11_QUERY_DATA_TIMESTAMP_DISJOINT d;
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while( ((const DeviceDX11*)m_device)->m_context->GetData( m_fQuery, &d,sizeof(D3D11_QUERY_DATA_TIMESTAMP_DISJOINT),0 ) == S_FALSE ) {}
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for(int i=0; i<m_idx; i++)
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{
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while( ((const DeviceDX11*)m_device)->m_context->GetData( m_tQuery[i], &m_t[i],sizeof(UINT64),0 ) == S_FALSE ){}
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}
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ADLASSERT( d.Disjoint == false );
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for(int i=0; i<capacity; i++)
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{
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times[i] = (m_t[i+1] - m_t[i])/(float)d.Frequency*1000;
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}
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}
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}; |