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Fix slow cancellation of rasterization step

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fixes #6253
This commit is contained in:
tamasmeszaros 2021-04-08 14:35:58 +02:00
parent e8af080346
commit 08ca5b29f0
2 changed files with 19 additions and 9 deletions
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25
src/libslic3r/SLAPrint.hpp
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@ -390,16 +390,25 @@ public:
virtual void apply(const SLAPrinterConfig &cfg) = 0;
// Fn have to be thread safe: void(sla::RasterBase& raster, size_t lyrid);
template<class Fn> void draw_layers(size_t layer_num, Fn &&drawfn)
template<class Fn, class CancelFn, class EP = ExecutionTBB>
void draw_layers(
size_t layer_num,
Fn && drawfn,
CancelFn cancelfn = []() { return false; },
const EP & ep = {})
{
m_layers.resize(layer_num);
sla::ccr::for_each(size_t(0), m_layers.size(),
[this, &drawfn] (size_t idx) {
sla::EncodedRaster& enc = m_layers[idx];
auto rst = create_raster();
drawfn(*rst, idx);
enc = rst->encode(get_encoder());
});
execution::for_each(
ep, size_t(0), m_layers.size(),
[this, &drawfn, &cancelfn](size_t idx) {
if (cancelfn()) return;
sla::EncodedRaster &enc = m_layers[idx];
auto rst = create_raster();
drawfn(*rst, idx);
enc = rst->encode(get_encoder());
},
execution::max_concurrency(ep));
}
};