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Magic vectors in automatic GPU drift detection.
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1b6c79fa7b
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@ -7039,12 +7039,27 @@ void View::DrawOptions()
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#endif
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#endif
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{
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{
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size_t lastidx = 0;
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size_t lastidx = 0;
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for( size_t j=timeline.size()-1; j > 0; j-- )
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if( timeline.is_magic() )
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{
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{
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if( timeline[j]->GpuEnd() >= 0 )
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auto& tl = *((Vector<GpuEvent>*)&timeline);
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for( size_t j=tl.size()-1; j > 0; j-- )
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{
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{
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lastidx = j;
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if( tl[j].GpuEnd() >= 0 )
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break;
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{
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lastidx = j;
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break;
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}
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}
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}
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else
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{
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for( size_t j=timeline.size()-1; j > 0; j-- )
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{
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if( timeline[j]->GpuEnd() >= 0 )
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{
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lastidx = j;
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break;
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}
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}
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}
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}
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}
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@ -7054,16 +7069,33 @@ void View::DrawOptions()
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std::uniform_int_distribution<size_t> dist( 0, lastidx - 1 );
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std::uniform_int_distribution<size_t> dist( 0, lastidx - 1 );
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float slopes[NumSlopes];
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float slopes[NumSlopes];
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size_t idx = 0;
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size_t idx = 0;
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do
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if( timeline.is_magic() )
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{
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{
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const auto p0 = dist( gen );
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auto& tl = *((Vector<GpuEvent>*)&timeline);
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const auto p1 = dist( gen );
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do
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if( p0 != p1 )
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{
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{
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slopes[idx++] = float( 1.0 - double( timeline[p1]->GpuStart() - timeline[p0]->GpuStart() ) / double( timeline[p1]->CpuStart() - timeline[p0]->CpuStart() ) );
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const auto p0 = dist( gen );
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const auto p1 = dist( gen );
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if( p0 != p1 )
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{
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slopes[idx++] = float( 1.0 - double( tl[p1].GpuStart() - tl[p0].GpuStart() ) / double( tl[p1].CpuStart() - tl[p0].CpuStart() ) );
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}
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}
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}
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while( idx < NumSlopes );
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}
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else
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{
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do
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{
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const auto p0 = dist( gen );
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const auto p1 = dist( gen );
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if( p0 != p1 )
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{
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slopes[idx++] = float( 1.0 - double( timeline[p1]->GpuStart() - timeline[p0]->GpuStart() ) / double( timeline[p1]->CpuStart() - timeline[p0]->CpuStart() ) );
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}
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}
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while( idx < NumSlopes );
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}
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}
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while( idx < NumSlopes );
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std::sort( slopes, slopes+NumSlopes );
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std::sort( slopes, slopes+NumSlopes );
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drift = int( 1000000000 * -slopes[NumSlopes/2] );
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drift = int( 1000000000 * -slopes[NumSlopes/2] );
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}
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}
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