forked from bartvdbraak/blender
Libmv: Use static scheduler for threading
For a real-world distortion the payload is quite uniformly distributed across scanlines. Surely, in the corners more iterations of minimizer is needed, but that happens in threads without scheduling overhead.
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@ -63,7 +63,7 @@ void LookupWarpGrid::Compute(const CameraIntrinsics &intrinsics,
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double aspx = (double) w / intrinsics.image_width();
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double aspy = (double) h / intrinsics.image_height();
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#if defined(_OPENMP)
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# pragma omp parallel for schedule(dynamic) num_threads(threads_) \
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# pragma omp parallel for schedule(static) num_threads(threads_) \
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if (threads_ > 1 && height > 100)
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#endif
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for (int y = 0; y < height; y++) {
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@ -125,7 +125,7 @@ void LookupWarpGrid::Apply(const PixelType *input_buffer,
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int channels,
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PixelType *output_buffer) {
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#if defined(_OPENMP)
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# pragma omp parallel for schedule(dynamic) num_threads(threads_) \
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# pragma omp parallel for schedule(static) num_threads(threads_) \
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if (threads_ > 1 && height > 100)
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#endif
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for (int y = 0; y < height; y++) {
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