diff options
Diffstat (limited to 'xs/src/slic3r/GUI/GLCanvas3D.cpp')
| -rw-r--r-- | xs/src/slic3r/GUI/GLCanvas3D.cpp | 414 |
1 files changed, 392 insertions, 22 deletions
diff --git a/xs/src/slic3r/GUI/GLCanvas3D.cpp b/xs/src/slic3r/GUI/GLCanvas3D.cpp index 37f1d6b50..a06079744 100644 --- a/xs/src/slic3r/GUI/GLCanvas3D.cpp +++ b/xs/src/slic3r/GUI/GLCanvas3D.cpp @@ -13,6 +13,11 @@ #include <wx/image.h> #include <wx/timer.h> +#include <tbb/parallel_for.h> +#include <tbb/spin_mutex.h> + +#include <boost/log/trivial.hpp> + #include <iostream> #include <float.h> @@ -1346,6 +1351,371 @@ void GLCanvas3D::set_toolpaths_range(double low, double high) m_volumes->set_range(low, high); } +void GLCanvas3D::load_print_toolpaths() +{ + if ((m_print == nullptr) || (m_volumes == nullptr)) + return; + + if (!m_print->state.is_done(psSkirt) || !m_print->state.is_done(psBrim)) + return; + + if (!m_print->has_skirt() && (m_print->config.brim_width.value == 0)) + return; + + const float color[] = { 0.5f, 1.0f, 0.5f, 1.0f }; // greenish + + // number of skirt layers + size_t total_layer_count = 0; + for (const PrintObject* print_object : m_print->objects) + { + total_layer_count = std::max(total_layer_count, print_object->total_layer_count()); + } + size_t skirt_height = m_print->has_infinite_skirt() ? total_layer_count : std::min<size_t>(m_print->config.skirt_height.value, total_layer_count); + if ((skirt_height == 0) && (m_print->config.brim_width.value > 0)) + skirt_height = 1; + + // get first skirt_height layers (maybe this should be moved to a PrintObject method?) + const PrintObject* object0 = m_print->objects.front(); + std::vector<float> print_zs; + print_zs.reserve(skirt_height * 2); + for (size_t i = 0; i < std::min(skirt_height, object0->layers.size()); ++i) + { + print_zs.push_back(float(object0->layers[i]->print_z)); + } + //FIXME why there are support layers? + for (size_t i = 0; i < std::min(skirt_height, object0->support_layers.size()); ++i) + { + print_zs.push_back(float(object0->support_layers[i]->print_z)); + } + sort_remove_duplicates(print_zs); + if (print_zs.size() > skirt_height) + print_zs.erase(print_zs.begin() + skirt_height, print_zs.end()); + + m_volumes->volumes.emplace_back(new GLVolume(color)); + GLVolume& volume = *m_volumes->volumes.back(); + for (size_t i = 0; i < skirt_height; ++i) { + volume.print_zs.push_back(print_zs[i]); + volume.offsets.push_back(volume.indexed_vertex_array.quad_indices.size()); + volume.offsets.push_back(volume.indexed_vertex_array.triangle_indices.size()); + if (i == 0) + _3DScene::extrusionentity_to_verts(m_print->brim, print_zs[i], Point(0, 0), volume); + + _3DScene::extrusionentity_to_verts(m_print->skirt, print_zs[i], Point(0, 0), volume); + } + volume.bounding_box = volume.indexed_vertex_array.bounding_box(); + volume.indexed_vertex_array.finalize_geometry(m_use_VBOs && m_initialized); +} + +void GLCanvas3D::load_print_object_toolpaths(const PrintObject& print_object, const std::vector<std::string>& str_tool_colors) +{ + std::vector<float> tool_colors = _parse_colors(str_tool_colors); + + struct Ctxt + { + const Points *shifted_copies; + std::vector<const Layer*> layers; + bool has_perimeters; + bool has_infill; + bool has_support; + const std::vector<float>* tool_colors; + + // Number of vertices (each vertex is 6x4=24 bytes long) + static const size_t alloc_size_max() { return 131072; } // 3.15MB + // static const size_t alloc_size_max () { return 65536; } // 1.57MB + // static const size_t alloc_size_max () { return 32768; } // 786kB + static const size_t alloc_size_reserve() { return alloc_size_max() * 2; } + + static const float* color_perimeters() { static float color[4] = { 1.0f, 1.0f, 0.0f, 1.f }; return color; } // yellow + static const float* color_infill() { static float color[4] = { 1.0f, 0.5f, 0.5f, 1.f }; return color; } // redish + static const float* color_support() { static float color[4] = { 0.5f, 1.0f, 0.5f, 1.f }; return color; } // greenish + + // For cloring by a tool, return a parsed color. + bool color_by_tool() const { return tool_colors != nullptr; } + size_t number_tools() const { return this->color_by_tool() ? tool_colors->size() / 4 : 0; } + const float* color_tool(size_t tool) const { return tool_colors->data() + tool * 4; } + int volume_idx(int extruder, int feature) const + { + return this->color_by_tool() ? std::min<int>(this->number_tools() - 1, std::max<int>(extruder - 1, 0)) : feature; + } + } ctxt; + + if (m_volumes == nullptr) + return; + + ctxt.shifted_copies = &print_object._shifted_copies; + + // order layers by print_z + ctxt.layers.reserve(print_object.layers.size() + print_object.support_layers.size()); + for (const Layer *layer : print_object.layers) + ctxt.layers.push_back(layer); + for (const Layer *layer : print_object.support_layers) + ctxt.layers.push_back(layer); + std::sort(ctxt.layers.begin(), ctxt.layers.end(), [](const Layer *l1, const Layer *l2) { return l1->print_z < l2->print_z; }); + + // Maximum size of an allocation block: 32MB / sizeof(float) + ctxt.has_perimeters = print_object.state.is_done(posPerimeters); + ctxt.has_infill = print_object.state.is_done(posInfill); + ctxt.has_support = print_object.state.is_done(posSupportMaterial); + ctxt.tool_colors = tool_colors.empty() ? nullptr : &tool_colors; + + BOOST_LOG_TRIVIAL(debug) << "Loading print object toolpaths in parallel - start"; + + //FIXME Improve the heuristics for a grain size. + size_t grain_size = std::max(ctxt.layers.size() / 16, size_t(1)); + tbb::spin_mutex new_volume_mutex; + auto new_volume = [this, &new_volume_mutex](const float *color) -> GLVolume* { + auto *volume = new GLVolume(color); + new_volume_mutex.lock(); + volume->outside_printer_detection_enabled = false; + m_volumes->volumes.emplace_back(volume); + new_volume_mutex.unlock(); + return volume; + }; + const size_t volumes_cnt_initial = m_volumes->volumes.size(); + std::vector<GLVolumeCollection> volumes_per_thread(ctxt.layers.size()); + tbb::parallel_for( + tbb::blocked_range<size_t>(0, ctxt.layers.size(), grain_size), + [&ctxt, &new_volume](const tbb::blocked_range<size_t>& range) { + std::vector<GLVolume*> vols; + if (ctxt.color_by_tool()) { + for (size_t i = 0; i < ctxt.number_tools(); ++i) + vols.emplace_back(new_volume(ctxt.color_tool(i))); + } + else + vols = { new_volume(ctxt.color_perimeters()), new_volume(ctxt.color_infill()), new_volume(ctxt.color_support()) }; + for (GLVolume *vol : vols) + vol->indexed_vertex_array.reserve(ctxt.alloc_size_reserve()); + for (size_t idx_layer = range.begin(); idx_layer < range.end(); ++idx_layer) { + const Layer *layer = ctxt.layers[idx_layer]; + for (size_t i = 0; i < vols.size(); ++i) { + GLVolume &vol = *vols[i]; + if (vol.print_zs.empty() || vol.print_zs.back() != layer->print_z) { + vol.print_zs.push_back(layer->print_z); + vol.offsets.push_back(vol.indexed_vertex_array.quad_indices.size()); + vol.offsets.push_back(vol.indexed_vertex_array.triangle_indices.size()); + } + } + for (const Point © : *ctxt.shifted_copies) { + for (const LayerRegion *layerm : layer->regions) { + if (ctxt.has_perimeters) + _3DScene::extrusionentity_to_verts(layerm->perimeters, float(layer->print_z), copy, + *vols[ctxt.volume_idx(layerm->region()->config.perimeter_extruder.value, 0)]); + if (ctxt.has_infill) { + for (const ExtrusionEntity *ee : layerm->fills.entities) { + // fill represents infill extrusions of a single island. + const auto *fill = dynamic_cast<const ExtrusionEntityCollection*>(ee); + if (!fill->entities.empty()) + _3DScene::extrusionentity_to_verts(*fill, float(layer->print_z), copy, + *vols[ctxt.volume_idx( + is_solid_infill(fill->entities.front()->role()) ? + layerm->region()->config.solid_infill_extruder : + layerm->region()->config.infill_extruder, + 1)]); + } + } + } + if (ctxt.has_support) { + const SupportLayer *support_layer = dynamic_cast<const SupportLayer*>(layer); + if (support_layer) { + for (const ExtrusionEntity *extrusion_entity : support_layer->support_fills.entities) + _3DScene::extrusionentity_to_verts(extrusion_entity, float(layer->print_z), copy, + *vols[ctxt.volume_idx( + (extrusion_entity->role() == erSupportMaterial) ? + support_layer->object()->config.support_material_extruder : + support_layer->object()->config.support_material_interface_extruder, + 2)]); + } + } + } + for (size_t i = 0; i < vols.size(); ++i) { + GLVolume &vol = *vols[i]; + if (vol.indexed_vertex_array.vertices_and_normals_interleaved.size() / 6 > ctxt.alloc_size_max()) { + // Store the vertex arrays and restart their containers, + vols[i] = new_volume(vol.color); + GLVolume &vol_new = *vols[i]; + // Assign the large pre-allocated buffers to the new GLVolume. + vol_new.indexed_vertex_array = std::move(vol.indexed_vertex_array); + // Copy the content back to the old GLVolume. + vol.indexed_vertex_array = vol_new.indexed_vertex_array; + // Finalize a bounding box of the old GLVolume. + vol.bounding_box = vol.indexed_vertex_array.bounding_box(); + // Clear the buffers, but keep them pre-allocated. + vol_new.indexed_vertex_array.clear(); + // Just make sure that clear did not clear the reserved memory. + vol_new.indexed_vertex_array.reserve(ctxt.alloc_size_reserve()); + } + } + } + for (GLVolume *vol : vols) { + vol->bounding_box = vol->indexed_vertex_array.bounding_box(); + vol->indexed_vertex_array.shrink_to_fit(); + } + }); + + BOOST_LOG_TRIVIAL(debug) << "Loading print object toolpaths in parallel - finalizing results"; + // Remove empty volumes from the newly added volumes. + m_volumes->volumes.erase( + std::remove_if(m_volumes->volumes.begin() + volumes_cnt_initial, m_volumes->volumes.end(), + [](const GLVolume *volume) { return volume->empty(); }), + m_volumes->volumes.end()); + for (size_t i = volumes_cnt_initial; i < m_volumes->volumes.size(); ++i) + m_volumes->volumes[i]->indexed_vertex_array.finalize_geometry(m_use_VBOs && m_initialized); + + BOOST_LOG_TRIVIAL(debug) << "Loading print object toolpaths in parallel - end"; +} + +void GLCanvas3D::load_wipe_tower_toolpaths(const std::vector<std::string>& str_tool_colors) +{ + if ((m_volumes == nullptr) || (m_print == nullptr) || m_print->m_wipe_tower_tool_changes.empty()) + return; + + if (!m_print->state.is_done(psWipeTower)) + return; + + std::vector<float> tool_colors = _parse_colors(str_tool_colors); + + struct Ctxt + { + const Print *print; + const std::vector<float> *tool_colors; + + // Number of vertices (each vertex is 6x4=24 bytes long) + static const size_t alloc_size_max() { return 131072; } // 3.15MB + static const size_t alloc_size_reserve() { return alloc_size_max() * 2; } + + static const float* color_support() { static float color[4] = { 0.5f, 1.0f, 0.5f, 1.f }; return color; } // greenish + + // For cloring by a tool, return a parsed color. + bool color_by_tool() const { return tool_colors != nullptr; } + size_t number_tools() const { return this->color_by_tool() ? tool_colors->size() / 4 : 0; } + const float* color_tool(size_t tool) const { return tool_colors->data() + tool * 4; } + int volume_idx(int tool, int feature) const + { + return this->color_by_tool() ? std::min<int>(this->number_tools() - 1, std::max<int>(tool, 0)) : feature; + } + + const std::vector<WipeTower::ToolChangeResult>& tool_change(size_t idx) { + return priming.empty() ? + ((idx == print->m_wipe_tower_tool_changes.size()) ? final : print->m_wipe_tower_tool_changes[idx]) : + ((idx == 0) ? priming : (idx == print->m_wipe_tower_tool_changes.size() + 1) ? final : print->m_wipe_tower_tool_changes[idx - 1]); + } + std::vector<WipeTower::ToolChangeResult> priming; + std::vector<WipeTower::ToolChangeResult> final; + } ctxt; + + ctxt.print = m_print; + ctxt.tool_colors = tool_colors.empty() ? nullptr : &tool_colors; + if (m_print->m_wipe_tower_priming) + ctxt.priming.emplace_back(*m_print->m_wipe_tower_priming.get()); + if (m_print->m_wipe_tower_final_purge) + ctxt.final.emplace_back(*m_print->m_wipe_tower_final_purge.get()); + + BOOST_LOG_TRIVIAL(debug) << "Loading wipe tower toolpaths in parallel - start"; + + //FIXME Improve the heuristics for a grain size. + size_t n_items = m_print->m_wipe_tower_tool_changes.size() + (ctxt.priming.empty() ? 0 : 1); + size_t grain_size = std::max(n_items / 128, size_t(1)); + tbb::spin_mutex new_volume_mutex; + auto new_volume = [this, &new_volume_mutex](const float *color) -> GLVolume* { + auto *volume = new GLVolume(color); + new_volume_mutex.lock(); + volume->outside_printer_detection_enabled = false; + m_volumes->volumes.emplace_back(volume); + new_volume_mutex.unlock(); + return volume; + }; + const size_t volumes_cnt_initial = m_volumes->volumes.size(); + std::vector<GLVolumeCollection> volumes_per_thread(n_items); + tbb::parallel_for( + tbb::blocked_range<size_t>(0, n_items, grain_size), + [&ctxt, &new_volume](const tbb::blocked_range<size_t>& range) { + // Bounding box of this slab of a wipe tower. + std::vector<GLVolume*> vols; + if (ctxt.color_by_tool()) { + for (size_t i = 0; i < ctxt.number_tools(); ++i) + vols.emplace_back(new_volume(ctxt.color_tool(i))); + } + else + vols = { new_volume(ctxt.color_support()) }; + for (GLVolume *volume : vols) + volume->indexed_vertex_array.reserve(ctxt.alloc_size_reserve()); + for (size_t idx_layer = range.begin(); idx_layer < range.end(); ++idx_layer) { + const std::vector<WipeTower::ToolChangeResult> &layer = ctxt.tool_change(idx_layer); + for (size_t i = 0; i < vols.size(); ++i) { + GLVolume &vol = *vols[i]; + if (vol.print_zs.empty() || vol.print_zs.back() != layer.front().print_z) { + vol.print_zs.push_back(layer.front().print_z); + vol.offsets.push_back(vol.indexed_vertex_array.quad_indices.size()); + vol.offsets.push_back(vol.indexed_vertex_array.triangle_indices.size()); + } + } + for (const WipeTower::ToolChangeResult &extrusions : layer) { + for (size_t i = 1; i < extrusions.extrusions.size();) { + const WipeTower::Extrusion &e = extrusions.extrusions[i]; + if (e.width == 0.) { + ++i; + continue; + } + size_t j = i + 1; + if (ctxt.color_by_tool()) + for (; j < extrusions.extrusions.size() && extrusions.extrusions[j].tool == e.tool && extrusions.extrusions[j].width > 0.f; ++j); + else + for (; j < extrusions.extrusions.size() && extrusions.extrusions[j].width > 0.f; ++j); + size_t n_lines = j - i; + Lines lines; + std::vector<double> widths; + std::vector<double> heights; + lines.reserve(n_lines); + widths.reserve(n_lines); + heights.assign(n_lines, extrusions.layer_height); + for (; i < j; ++i) { + const WipeTower::Extrusion &e = extrusions.extrusions[i]; + assert(e.width > 0.f); + const WipeTower::Extrusion &e_prev = *(&e - 1); + lines.emplace_back(Point::new_scale(e_prev.pos.x, e_prev.pos.y), Point::new_scale(e.pos.x, e.pos.y)); + widths.emplace_back(e.width); + } + _3DScene::thick_lines_to_verts(lines, widths, heights, lines.front().a == lines.back().b, extrusions.print_z, + *vols[ctxt.volume_idx(e.tool, 0)]); + } + } + } + for (size_t i = 0; i < vols.size(); ++i) { + GLVolume &vol = *vols[i]; + if (vol.indexed_vertex_array.vertices_and_normals_interleaved.size() / 6 > ctxt.alloc_size_max()) { + // Store the vertex arrays and restart their containers, + vols[i] = new_volume(vol.color); + GLVolume &vol_new = *vols[i]; + // Assign the large pre-allocated buffers to the new GLVolume. + vol_new.indexed_vertex_array = std::move(vol.indexed_vertex_array); + // Copy the content back to the old GLVolume. + vol.indexed_vertex_array = vol_new.indexed_vertex_array; + // Finalize a bounding box of the old GLVolume. + vol.bounding_box = vol.indexed_vertex_array.bounding_box(); + // Clear the buffers, but keep them pre-allocated. + vol_new.indexed_vertex_array.clear(); + // Just make sure that clear did not clear the reserved memory. + vol_new.indexed_vertex_array.reserve(ctxt.alloc_size_reserve()); + } + } + for (GLVolume *vol : vols) { + vol->bounding_box = vol->indexed_vertex_array.bounding_box(); + vol->indexed_vertex_array.shrink_to_fit(); + } + }); + + BOOST_LOG_TRIVIAL(debug) << "Loading wipe tower toolpaths in parallel - finalizing results"; + // Remove empty volumes from the newly added volumes. + m_volumes->volumes.erase( + std::remove_if(m_volumes->volumes.begin() + volumes_cnt_initial, m_volumes->volumes.end(), + [](const GLVolume *volume) { return volume->empty(); }), + m_volumes->volumes.end()); + for (size_t i = volumes_cnt_initial; i < m_volumes->volumes.size(); ++i) + m_volumes->volumes[i]->indexed_vertex_array.finalize_geometry(m_use_VBOs && m_initialized); + + BOOST_LOG_TRIVIAL(debug) << "Loading wipe tower toolpaths in parallel - end"; +} + void GLCanvas3D::load_gcode_preview(const GCodePreviewData& preview_data, const std::vector<std::string>& str_tool_colors) { if ((m_canvas != nullptr) && (m_volumes != nullptr) && (m_print != nullptr)) @@ -2416,28 +2786,6 @@ static inline int hex_digit_to_int(const char c) (c >= 'a' && c <= 'f') ? int(c - 'a') + 10 : -1; } -std::vector<float> GLCanvas3D::_parse_colors(const std::vector<std::string>& colors) -{ - std::vector<float> output(colors.size() * 4, 1.0f); - for (size_t i = 0; i < colors.size(); ++i) { - const std::string& color = colors[i]; - const char* c = color.data() + 1; - if ((color.size() == 7) && (color.front() == '#')) - { - for (size_t j = 0; j < 3; ++j) - { - int digit1 = hex_digit_to_int(*c++); - int digit2 = hex_digit_to_int(*c++); - if ((digit1 == -1) || (digit2 == -1)) - break; - - output[i * 4 + j] = float(digit1 * 16 + digit2) / 255.0f; - } - } - } - return output; -} - void GLCanvas3D::_load_gcode_extrusion_paths(const GCodePreviewData& preview_data, const std::vector<float>& tool_colors) { // helper functions to select data in dependence of the extrusion view type @@ -3008,5 +3356,27 @@ void GLCanvas3D::_update_gcode_volumes_visibility(const GCodePreviewData& previe } } +std::vector<float> GLCanvas3D::_parse_colors(const std::vector<std::string>& colors) +{ + std::vector<float> output(colors.size() * 4, 1.0f); + for (size_t i = 0; i < colors.size(); ++i) { + const std::string& color = colors[i]; + const char* c = color.data() + 1; + if ((color.size() == 7) && (color.front() == '#')) + { + for (size_t j = 0; j < 3; ++j) + { + int digit1 = hex_digit_to_int(*c++); + int digit2 = hex_digit_to_int(*c++); + if ((digit1 == -1) || (digit2 == -1)) + break; + + output[i * 4 + j] = float(digit1 * 16 + digit2) / 255.0f; + } + } + } + return output; +} + } // namespace GUI } // namespace Slic3r |