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Apply a patch that updates vertex position on GPU for the OpenCL version, by Dongsoo Han (saggita), work-in-progress

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Removed the unused OpenCL kernels
Add example how to cache binary kernels, see SoftDemo compiled with OpenCL AMD using msvc/vs2008_opencl.bat
This commit is contained in:
erwin.coumans
2011-12-20 18:03:24 +00:00
parent 5cb40ed6e3
commit 1f7a67b7da
31 changed files with 441 additions and 1386 deletions
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48
src/BulletMultiThreaded/GpuSoftBodySolvers/DX11/btSoftBodySolver_DX11.cpp
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@@ -308,18 +308,42 @@ bool btSoftBodyVertexDataDX11::moveToAccelerator()
return success;
}
bool btSoftBodyVertexDataDX11::moveFromAccelerator()
bool btSoftBodyVertexDataDX11::moveFromAccelerator(bool bCopy, bool bCopyMinimum)
{
bool success = true;
success = success && m_dx11ClothIdentifier.moveFromGPU();
success = success && m_dx11VertexPosition.moveFromGPU();
success = success && m_dx11VertexPreviousPosition.moveFromGPU();
success = success && m_dx11VertexVelocity.moveFromGPU();
success = success && m_dx11VertexForceAccumulator.moveFromGPU();
success = success && m_dx11VertexNormal.moveFromGPU();
success = success && m_dx11VertexInverseMass.moveFromGPU();
success = success && m_dx11VertexArea.moveFromGPU();
success = success && m_dx11VertexTriangleCount.moveFromGPU();
if (!bCopy)
{
success = success && m_dx11ClothIdentifier.moveFromGPU();
success = success && m_dx11VertexPosition.moveFromGPU();
success = success && m_dx11VertexPreviousPosition.moveFromGPU();
success = success && m_dx11VertexVelocity.moveFromGPU();
success = success && m_dx11VertexForceAccumulator.moveFromGPU();
success = success && m_dx11VertexNormal.moveFromGPU();
success = success && m_dx11VertexInverseMass.moveFromGPU();
success = success && m_dx11VertexArea.moveFromGPU();
success = success && m_dx11VertexTriangleCount.moveFromGPU();
}
else
{
if (bCopyMinimum)
{
success = success && m_dx11VertexPosition.copyFromGPU();
success = success && m_dx11VertexNormal.copyFromGPU();
}
else
{
success = success && m_dx11ClothIdentifier.copyFromGPU();
success = success && m_dx11VertexPosition.copyFromGPU();
success = success && m_dx11VertexPreviousPosition.copyFromGPU();
success = success && m_dx11VertexVelocity.copyFromGPU();
success = success && m_dx11VertexForceAccumulator.copyFromGPU();
success = success && m_dx11VertexNormal.copyFromGPU();
success = success && m_dx11VertexInverseMass.copyFromGPU();
success = success && m_dx11VertexArea.copyFromGPU();
success = success && m_dx11VertexTriangleCount.copyFromGPU();
}
}
if( success )
m_onGPU = true;
@@ -619,10 +643,10 @@ void btDX11SoftBodySolver::releaseKernels()
}
void btDX11SoftBodySolver::copyBackToSoftBodies()
void btDX11SoftBodySolver::copyBackToSoftBodies(bool bMove)
{
// Move the vertex data back to the host first
m_vertexData.moveFromAccelerator();
m_vertexData.moveFromAccelerator(!bMove);
// Loop over soft bodies, copying all the vertex positions back for each body in turn
for( int softBodyIndex = 0; softBodyIndex < m_softBodySet.size(); ++softBodyIndex )