public async Task <ConvexDecomposition> ComputeAsync(double[] vertices, uint[] triangles, ConvexDecompositionOptions options, CancellationToken cancellationToken = default) => await ComputeAsync(new ArraySegment <double>(vertices), new ArraySegment <uint>(triangles), options, cancellationToken);
public async Task <ConvexDecomposition> ComputeAsync(ArraySegment <double> vertices, ArraySegment <uint> triangles, ConvexDecompositionOptions options, CancellationToken cancellationToken = default)
{
ThrowIfDisposed();
// Convert decomposition options to unmanaged representation
var parameters = ComputeParameters.FromDecompositionOptions(options);
// A proper API for OpenCL support isn't exposed yet,
// so to be safe it's forced off for now.
parameters.m_oclAcceleration = 0u;
VHACD_GetUserPointers(handle,
out parameters.m_callback,
out parameters.m_logger
);
// The async Compute() method always returns true,
// so we don't need to bother checking its result.
VHACD_Compute(handle,
in vertices.Array[vertices.Offset], (uint)vertices.Count / 3,
in triangles.Array[triangles.Offset], (uint)triangles.Count / 3,
in parameters
);
// If the token is cancelled, we need to notify the library
using (cancellationToken.Register(() => VHACD_Cancel(handle)))
{
// Unfortunately, the V-HACD API lacks proper completion events,
// so we need to resort to a busy-loop, checking the IsReady value.
while (!VHACD_IsReady(handle))
{
ThrowIfDisposed();
cancellationToken.ThrowIfCancellationRequested();
await Task.Yield();
}
}
return(new ConvexDecomposition(
convexHulls: AllocateConvexHulls(),
centerOfMass: ComputeCenterOfMass()
));
}
ConvexDecompositionOptions(ConvexDecompositionOptions source) => this = source;
