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Adjustable wipe tower brim

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This commit is contained in:
Lukas Matena 2021-03-04 11:18:50 +01:00
parent c25c435d52
commit 1efa9a06f6
13 changed files with 58 additions and 42 deletions
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25
src/libslic3r/GCode/WipeTower.cpp
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@ -520,6 +520,7 @@ WipeTower::WipeTower(const PrintConfig& config, const std::vector<std::vector<fl
m_wipe_tower_pos(config.wipe_tower_x, config.wipe_tower_y),
m_wipe_tower_width(float(config.wipe_tower_width)),
m_wipe_tower_rotation_angle(float(config.wipe_tower_rotation_angle)),
m_wipe_tower_brim_width(float(config.wipe_tower_brim_width)),
m_y_shift(0.f),
m_z_pos(0.f),
m_is_first_layer(false),
@ -816,24 +817,32 @@ WipeTower::ToolChangeResult WipeTower::toolchange_Brim(bool sideOnly, float y_of
.append(";-------------------------------------\n"
"; CP WIPE TOWER FIRST LAYER BRIM START\n");
Vec2f initial_position = wipeTower_box.lu - Vec2f(m_perimeter_width * 6.f, 0);
Vec2f initial_position = wipeTower_box.lu - Vec2f(m_wipe_tower_brim_width + 2*m_perimeter_width, 0);
writer.set_initial_position(initial_position, m_wipe_tower_width, m_wipe_tower_depth, m_internal_rotation);
writer.extrude_explicit(wipeTower_box.ld - Vec2f(m_perimeter_width * 6.f, 0), // Prime the extruder left of the wipe tower.
// Prime the extruder left of the wipe tower.
writer.extrude_explicit(wipeTower_box.ld - Vec2f(m_wipe_tower_brim_width + 2*m_perimeter_width, 0),
1.5f * m_extrusion_flow * (wipeTower_box.lu.y() - wipeTower_box.ld.y()), 2400);
// The tool is supposed to be active and primed at the time when the wipe tower brim is extruded.
// Extrude 4 rounds of a brim around the future wipe tower.
box_coordinates box(wipeTower_box);
// the brim shall have 'normal' spacing with no extra void space
// Extrude brim around the future wipe tower ('normal' spacing with no extra void space).
box_coordinates box(wipeTower_box);
float spacing = m_perimeter_width - m_layer_height*float(1.-M_PI_4);
for (size_t i = 0; i < 4; ++ i) {
// How many perimeters shall the brim have?
size_t loops_num = (m_wipe_tower_brim_width + spacing/2.f) / spacing;
for (size_t i = 0; i < loops_num; ++ i) {
box.expand(spacing);
writer.travel (box.ld, 7000)
.extrude(box.lu, 2100).extrude(box.ru)
.extrude(box.rd ).extrude(box.ld);
}
// Save actual brim width to be later passed to the Print object, which will use it
// for skirt calculation and pass it to GLCanvas for precise preview box
m_wipe_tower_brim_width_real = wipeTower_box.ld.x() - box.ld.x() + spacing/2.f;
box.expand(-spacing);
writer.add_wipe_point(writer.x(), writer.y())
.add_wipe_point(box.ld)
@ -842,10 +851,6 @@ WipeTower::ToolChangeResult WipeTower::toolchange_Brim(bool sideOnly, float y_of
writer.append("; CP WIPE TOWER FIRST LAYER BRIM END\n"
";-----------------------------------\n");
// Save actual brim width to be later passed to the Print object, which will use it
// for skirt calculation and pass it to GLCanvas for precise preview box
m_wipe_tower_brim_width = wipeTower_box.ld.x() - box.ld.x() + spacing/2.f;
m_print_brim = false; // Mark the brim as extruded
// Ask our writer about how much material was consumed:

5
src/libslic3r/GCode/WipeTower.hpp
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@ -108,7 +108,7 @@ public:
void generate(std::vector<std::vector<ToolChangeResult>> &result);
float get_depth() const { return m_wipe_tower_depth; }
float get_brim_width() const { return m_wipe_tower_brim_width; }
float get_brim_width() const { return m_wipe_tower_brim_width_real; }
@ -220,7 +220,8 @@ private:
Vec2f m_wipe_tower_pos; // Left front corner of the wipe tower in mm.
float m_wipe_tower_width; // Width of the wipe tower.
float m_wipe_tower_depth = 0.f; // Depth of the wipe tower
float m_wipe_tower_brim_width = 0.f; // Width of brim (mm)
float m_wipe_tower_brim_width = 0.f; // Width of brim (mm) from config
float m_wipe_tower_brim_width_real = 0.f; // Width of brim (mm) after generation
float m_wipe_tower_rotation_angle = 0.f; // Wipe tower rotation angle in degrees (with respect to x axis)
float m_internal_rotation = 0.f;
float m_y_shift = 0.f; // y shift passed to writer

2
src/libslic3r/Preset.cpp
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@ -437,7 +437,7 @@ const std::vector<std::string>& Preset::print_options()
"perimeter_extrusion_width", "external_perimeter_extrusion_width", "infill_extrusion_width", "solid_infill_extrusion_width",
"top_infill_extrusion_width", "support_material_extrusion_width", "infill_overlap", "infill_anchor", "infill_anchor_max", "bridge_flow_ratio", "clip_multipart_objects",
"elefant_foot_compensation", "xy_size_compensation", "threads", "resolution", "wipe_tower", "wipe_tower_x", "wipe_tower_y",
"wipe_tower_width", "wipe_tower_rotation_angle", "wipe_tower_bridging", "single_extruder_multi_material_priming",
"wipe_tower_width", "wipe_tower_rotation_angle", "wipe_tower_brim_width", "wipe_tower_bridging", "single_extruder_multi_material_priming",
"wipe_tower_no_sparse_layers", "compatible_printers", "compatible_printers_condition", "inherits"
};
return s_opts;

6
src/libslic3r/Print.cpp
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@ -202,6 +202,7 @@ bool Print::invalidate_state_by_config_options(const ConfigOptionResolver & /* n
|| opt_key == "temperature"
|| opt_key == "wipe_tower"
|| opt_key == "wipe_tower_width"
|| opt_key == "wipe_tower_brim_width"
|| opt_key == "wipe_tower_bridging"
|| opt_key == "wipe_tower_no_sparse_layers"
|| opt_key == "wiping_volumes_matrix"
@ -1909,16 +1910,15 @@ bool Print::has_wipe_tower() const
m_config.nozzle_diameter.values.size() > 1;
}
const WipeTowerData& Print::wipe_tower_data(size_t extruders_cnt, double first_layer_height, double nozzle_diameter) const
const WipeTowerData& Print::wipe_tower_data(size_t extruders_cnt) const
{
// If the wipe tower wasn't created yet, make sure the depth and brim_width members are set to default.
if (! is_step_done(psWipeTower) && extruders_cnt !=0) {
float width = float(m_config.wipe_tower_width);
float brim_spacing = float(nozzle_diameter * 1.25f - first_layer_height * (1. - M_PI_4));
const_cast<Print*>(this)->m_wipe_tower_data.depth = (900.f/width) * float(extruders_cnt - 1);
const_cast<Print*>(this)->m_wipe_tower_data.brim_width = 4.5f * brim_spacing;
const_cast<Print*>(this)->m_wipe_tower_data.brim_width = m_config.wipe_tower_brim_width;
}
return m_wipe_tower_data;

2
src/libslic3r/Print.hpp
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@ -493,7 +493,7 @@ public:
// Wipe tower support.
bool has_wipe_tower() const;
const WipeTowerData& wipe_tower_data(size_t extruders_cnt = 0, double first_layer_height = 0., double nozzle_diameter = 0.) const;
const WipeTowerData& wipe_tower_data(size_t extruders_cnt = 0) const;
const ToolOrdering& tool_ordering() const { return m_tool_ordering; }
std::string output_filename(const std::string &filename_base = std::string()) const override;

10
src/libslic3r/PrintConfig.cpp
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@ -2594,10 +2594,18 @@ void PrintConfigDef::init_fff_params()
def->mode = comAdvanced;
def->set_default_value(new ConfigOptionFloat(0.));
def = this->add("wipe_tower_brim_width", coFloat);
def->label = L("Wipe tower brim width");
def->tooltip = L("Wipe tower brim width");
def->sidetext = L("mm");
def->mode = comAdvanced;
def->min = 0.f;
def->set_default_value(new ConfigOptionFloat(2.));
def = this->add("wipe_into_infill", coBool);
def->category = L("Wipe options");
def->label = L("Wipe into this object's infill");
def->tooltip = L("Purging after toolchange will done inside this object's infills. "
def->tooltip = L("Purging after toolchange will be done inside this object's infills. "
"This lowers the amount of waste but may result in longer print time "
" due to additional travel moves.");
def->set_default_value(new ConfigOptionBool(false));

2
src/libslic3r/PrintConfig.hpp
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@ -962,6 +962,7 @@ public:
ConfigOptionFloat wipe_tower_width;
ConfigOptionFloat wipe_tower_per_color_wipe;
ConfigOptionFloat wipe_tower_rotation_angle;
ConfigOptionFloat wipe_tower_brim_width;
ConfigOptionFloat wipe_tower_bridging;
ConfigOptionFloats wiping_volumes_matrix;
ConfigOptionFloats wiping_volumes_extruders;
@ -1036,6 +1037,7 @@ protected:
OPT_PTR(wipe_tower_width);
OPT_PTR(wipe_tower_per_color_wipe);
OPT_PTR(wipe_tower_rotation_angle);
OPT_PTR(wipe_tower_brim_width);
OPT_PTR(wipe_tower_bridging);
OPT_PTR(wiping_volumes_matrix);
OPT_PTR(wiping_volumes_extruders);

27
src/slic3r/GUI/3DScene.cpp
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@ -610,25 +610,28 @@ void GLVolumeCollection::load_object_auxiliary(
}
int GLVolumeCollection::load_wipe_tower_preview(
int obj_idx, float pos_x, float pos_y, float width, float depth, float height, float rotation_angle, bool size_unknown, float brim_width, bool opengl_initialized)
int obj_idx, float pos_x, float pos_y, float width, float depth, float height,
float rotation_angle, bool size_unknown, float brim_width, bool opengl_initialized)
{
if (depth < 0.01f)
return int(this->volumes.size() - 1);
if (height == 0.0f)
height = 0.1f;
Point origin_of_rotation(0.f, 0.f);
TriangleMesh mesh;
float color[4] = { 0.5f, 0.5f, 0.0f, 1.f };
// In case we don't know precise dimensions of the wipe tower yet, we'll draw the box with different color with one side jagged:
// In case we don't know precise dimensions of the wipe tower yet, we'll draw
// the box with different color with one side jagged:
if (size_unknown) {
color[0] = 0.9f;
color[1] = 0.6f;
depth = std::max(depth, 10.f); // Too narrow tower would interfere with the teeth. The estimate is not precise anyway.
// Too narrow tower would interfere with the teeth. The estimate is not precise anyway.
depth = std::max(depth, 10.f);
float min_width = 30.f;
// We'll now create the box with jagged edge. y-coordinates of the pre-generated model are shifted so that the front
// edge has y=0 and centerline of the back edge has y=depth:
// We'll now create the box with jagged edge. y-coordinates of the pre-generated model
// are shifted so that the front edge has y=0 and centerline of the back edge has y=depth:
Pointf3s points;
std::vector<Vec3i> facets;
float out_points_idx[][3] = { { 0, -depth, 0 }, { 0, 0, 0 }, { 38.453f, 0, 0 }, { 61.547f, 0, 0 }, { 100.0f, 0, 0 }, { 100.0f, -depth, 0 }, { 55.7735f, -10.0f, 0 }, { 44.2265f, 10.0f, 0 },
@ -637,13 +640,17 @@ int GLVolumeCollection::load_wipe_tower_preview(
{8, 10, 14}, {3, 12, 4}, {3, 13, 12}, {6, 13, 3}, {6, 14, 13}, {7, 14, 6}, {7, 15, 14}, {2, 15, 7}, {2, 8, 15}, {1, 8, 2}, {1, 9, 8},
{0, 9, 1}, {0, 10, 9}, {5, 10, 0}, {5, 11, 10}, {4, 11, 5}, {4, 12, 11} };
for (int i = 0; i < 16; ++i)
points.emplace_back(out_points_idx[i][0] / (100.f / min_width), out_points_idx[i][1] + depth, out_points_idx[i][2]);
points.emplace_back(out_points_idx[i][0] / (100.f / min_width),
out_points_idx[i][1] + depth, out_points_idx[i][2]);
for (int i = 0; i < 28; ++i)
facets.emplace_back(out_facets_idx[i][0], out_facets_idx[i][1], out_facets_idx[i][2]);
facets.emplace_back(out_facets_idx[i][0],
out_facets_idx[i][1],
out_facets_idx[i][2]);
TriangleMesh tooth_mesh(points, facets);
// We have the mesh ready. It has one tooth and width of min_width. We will now append several of these together until we are close to
// the required width of the block. Than we can scale it precisely.
// We have the mesh ready. It has one tooth and width of min_width. We will now
// append several of these together until we are close to the required width
// of the block. Than we can scale it precisely.
size_t n = std::max(1, int(width / min_width)); // How many shall be merged?
for (size_t i = 0; i < n; ++i) {
mesh.merge(tooth_mesh);

2
src/slic3r/GUI/ConfigManipulation.cpp
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@ -310,7 +310,7 @@ void ConfigManipulation::toggle_print_fff_options(DynamicPrintConfig* config)
toggle_field("standby_temperature_delta", have_ooze_prevention);
bool have_wipe_tower = config->opt_bool("wipe_tower");
for (auto el : { "wipe_tower_x", "wipe_tower_y", "wipe_tower_width", "wipe_tower_rotation_angle",
for (auto el : { "wipe_tower_x", "wipe_tower_y", "wipe_tower_width", "wipe_tower_rotation_angle", "wipe_tower_brim_width",
"wipe_tower_bridging", "wipe_tower_no_sparse_layers", "single_extruder_multi_material_priming" })
toggle_field(el, have_wipe_tower);

8
src/slic3r/GUI/GCodeViewer.cpp
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@ -2681,12 +2681,8 @@ void GCodeViewer::load_shells(const Print& print, bool initialized)
const PrintConfig& config = print.config();
size_t extruders_count = config.nozzle_diameter.size();
if ((extruders_count > 1) && config.wipe_tower && !config.complete_objects) {
const DynamicPrintConfig& print_config = wxGetApp().preset_bundle->prints.get_edited_preset().config;
double layer_height = print_config.opt_float("layer_height");
double first_layer_height = print_config.get_abs_value("first_layer_height", layer_height);
double nozzle_diameter = print.config().nozzle_diameter.values[0];
float depth = print.wipe_tower_data(extruders_count, first_layer_height, nozzle_diameter).depth;
float brim_width = print.wipe_tower_data(extruders_count, first_layer_height, nozzle_diameter).brim_width;
float depth = print.wipe_tower_data(extruders_count).depth;
float brim_width = print.wipe_tower_data(extruders_count).brim_width;
m_shells.volumes.load_wipe_tower_preview(1000, config.wipe_tower_x, config.wipe_tower_y, config.wipe_tower_width, depth, max_z, config.wipe_tower_rotation_angle,
!print.is_step_done(psWipeTower), brim_width, initialized);

8
src/slic3r/GUI/GLCanvas3D.cpp
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@ -2211,12 +2211,8 @@ void GLCanvas3D::reload_scene(bool refresh_immediately, bool force_full_scene_re
const Print *print = m_process->fff_print();
const DynamicPrintConfig &print_config = wxGetApp().preset_bundle->prints.get_edited_preset().config;
double layer_height = print_config.opt_float("layer_height");
double first_layer_height = print_config.get_abs_value("first_layer_height", layer_height);
double nozzle_diameter = print->config().nozzle_diameter.values[0];
float depth = print->wipe_tower_data(extruders_count, first_layer_height, nozzle_diameter).depth;
float brim_width = print->wipe_tower_data(extruders_count, first_layer_height, nozzle_diameter).brim_width;
float depth = print->wipe_tower_data(extruders_count).depth;
float brim_width = print->wipe_tower_data(extruders_count).brim_width;
int volume_idx_wipe_tower_new = m_volumes.load_wipe_tower_preview(
1000, x, y, w, depth, (float)height, a, !print->is_step_done(psWipeTower),

2
src/slic3r/GUI/Plater.cpp
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@ -1757,7 +1757,7 @@ Plater::priv::priv(Plater *q, MainFrame *main_frame)
, config(Slic3r::DynamicPrintConfig::new_from_defaults_keys({
"bed_shape", "bed_custom_texture", "bed_custom_model", "complete_objects", "duplicate_distance", "extruder_clearance_radius", "skirts", "skirt_distance",
"brim_width", "brim_offset", "brim_type", "variable_layer_height", "nozzle_diameter", "single_extruder_multi_material",
"wipe_tower", "wipe_tower_x", "wipe_tower_y", "wipe_tower_width", "wipe_tower_rotation_angle",
"wipe_tower", "wipe_tower_x", "wipe_tower_y", "wipe_tower_width", "wipe_tower_rotation_angle", "wipe_tower_brim_width",
"extruder_colour", "filament_colour", "max_print_height", "printer_model", "printer_technology",
// These values are necessary to construct SlicingParameters by the Canvas3D variable layer height editor.
"layer_height", "first_layer_height", "min_layer_height", "max_layer_height",

1
src/slic3r/GUI/Tab.cpp
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@ -1572,6 +1572,7 @@ void TabPrint::build()
optgroup->append_single_option_line("wipe_tower_y");
optgroup->append_single_option_line("wipe_tower_width");
optgroup->append_single_option_line("wipe_tower_rotation_angle");
optgroup->append_single_option_line("wipe_tower_brim_width");
optgroup->append_single_option_line("wipe_tower_bridging");
optgroup->append_single_option_line("wipe_tower_no_sparse_layers");
optgroup->append_single_option_line("single_extruder_multi_material_priming");