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Time optimization of GLCanvas3D::_travel_paths_by_feedrate()

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This commit is contained in:
bubnikv 2019-08-26 11:41:25 +02:00
parent 85d9a16563
commit 66535b41d5
1 changed files with 29 additions and 47 deletions
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76
src/slic3r/GUI/GLCanvas3D.cpp
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@ -5234,67 +5234,49 @@ bool GLCanvas3D::_travel_paths_by_type(const GCodePreviewData& preview_data)
bool GLCanvas3D::_travel_paths_by_feedrate(const GCodePreviewData& preview_data)
{
// Helper structure for feedrate
struct Feedrate
{
float value;
GLVolume* volume;
explicit Feedrate(float value)
: value(value)
, volume(nullptr)
{
}
bool operator == (const Feedrate& other) const
{
return value == other.value;
}
};
typedef std::vector<Feedrate> FeedratesList;
// nothing to render, return
if (preview_data.travel.polylines.empty())
return true;
// colors travels by feedrate
// detects feedrates
FeedratesList feedrates;
for (const GCodePreviewData::Travel::Polyline& polyline : preview_data.travel.polylines)
std::vector<std::pair<float, GLVolume*>> feedrates;
{
if (std::find(feedrates.begin(), feedrates.end(), Feedrate(polyline.feedrate)) == feedrates.end())
feedrates.emplace_back(polyline.feedrate);
std::vector<float> values;
values.reserve(preview_data.travel.polylines.size());
for (const GCodePreviewData::Travel::Polyline& polyline : preview_data.travel.polylines)
values.emplace_back(polyline.feedrate);
sort_remove_duplicates(values);
feedrates.reserve(values.size());
// creates a new volume for each feedrate
for (float feedrate : values)
feedrates.emplace_back(feedrate, m_volumes.new_nontoolpath_volume(preview_data.get_feedrate_color(feedrate).rgba, VERTEX_BUFFER_RESERVE_SIZE));
}
// nothing to render, return
if (feedrates.empty())
return true;
// creates a new volume for each feedrate
for (Feedrate& feedrate : feedrates)
feedrate.volume = m_volumes.new_nontoolpath_volume(preview_data.get_feedrate_color(feedrate.value).rgba, VERTEX_BUFFER_RESERVE_SIZE);
// populates volumes
std::pair<float, GLVolume*> key(0.f, nullptr);
for (const GCodePreviewData::Travel::Polyline& polyline : preview_data.travel.polylines)
{
FeedratesList::iterator feedrate = std::find(feedrates.begin(), feedrates.end(), Feedrate(polyline.feedrate));
if (feedrate != feedrates.end())
{
GLVolume &vol = *feedrate->volume;
vol.print_zs.push_back(unscale<double>(polyline.polyline.bounding_box().min(2)));
vol.offsets.push_back(vol.indexed_vertex_array.quad_indices.size());
vol.offsets.push_back(vol.indexed_vertex_array.triangle_indices.size());
key.first = polyline.feedrate;
auto it_feedrate = std::lower_bound(feedrates.begin(), feedrates.end(), key, [](const std::pair<float, GLVolume*> &l, const std::pair<float, GLVolume*> &r) { return l.first < r.first; });
assert(it_feedrate != feedrates.end() && it_feedrate->first == polyline.feedrate);
_3DScene::polyline3_to_verts(polyline.polyline, preview_data.travel.width, preview_data.travel.height, *feedrate->volume);
GLVolume &vol = *it_feedrate->second;
vol.print_zs.push_back(unscale<double>(polyline.polyline.bounding_box().min(2)));
vol.offsets.push_back(vol.indexed_vertex_array.quad_indices.size());
vol.offsets.push_back(vol.indexed_vertex_array.triangle_indices.size());
// Ensure that no volume grows over the limits. If the volume is too large, allocate a new one.
if (vol.indexed_vertex_array.vertices_and_normals_interleaved.size() > MAX_VERTEX_BUFFER_SIZE) {
feedrate->volume = m_volumes.new_nontoolpath_volume(vol.color);
reserve_new_volume_finalize_old_volume(*feedrate->volume, vol, m_initialized);
}
_3DScene::polyline3_to_verts(polyline.polyline, preview_data.travel.width, preview_data.travel.height, vol);
// Ensure that no volume grows over the limits. If the volume is too large, allocate a new one.
if (vol.indexed_vertex_array.vertices_and_normals_interleaved.size() > MAX_VERTEX_BUFFER_SIZE) {
it_feedrate->second = m_volumes.new_nontoolpath_volume(vol.color);
reserve_new_volume_finalize_old_volume(*it_feedrate->second, vol, m_initialized);
}
}
for (Feedrate &feedrate : feedrates)
feedrate.volume->finalize_geometry(m_initialized);
for (auto &feedrate : feedrates)
feedrate.second->finalize_geometry(m_initialized);
return true;
}