Add Post-processing (#159)

It is now possible to call external  post-process scripts

src/BambuStudio.cpp

@@ -1912,8 +1912,7 @@ int CLI::run(int argc, char **argv)
                                 outfile = outfile_final;
                             }*/
                             // Run the post-processing scripts if defined.
-                            //BBS: TODO, maybe need to open this function later
-                            //run_post_process_scripts(outfile, print->full_print_config());
+                            run_post_process_scripts(outfile, print->full_print_config());
                             BOOST_LOG_TRIVIAL(info) << "Slicing result exported to " << outfile << std::endl;
                             part_plate->update_slice_result_valid_state(true);
 #if defined(__linux__) || defined(__LINUX__)

src/libslic3r/Preset.cpp

@@ -749,7 +749,7 @@ static std::vector<std::string> s_Preset_print_options {
      "wall_generator", "wall_transition_length", "wall_transition_filter_deviation", "wall_transition_angle",
      "wall_distribution_count", "min_feature_size", "min_bead_width",
      // SoftFever
-     "small_perimeter_speed", "small_perimeter_threshold","bridge_angle", "filter_out_gap_fill", "travel_acceleration","inner_wall_acceleration",
+     "small_perimeter_speed", "small_perimeter_threshold","bridge_angle", "filter_out_gap_fill", "post_process", "travel_acceleration","inner_wall_acceleration",
      "default_jerk", "outer_wall_jerk", "inner_wall_jerk", "top_surface_jerk", "initial_layer_jerk","travel_jerk",
      "top_solid_infill_flow_ratio","bottom_solid_infill_flow_ratio","only_one_wall_first_layer",
      "print_flow_ratio"

src/libslic3r/Print.cpp

@@ -84,6 +84,7 @@ bool Print::invalidate_state_by_config_options(const ConfigOptionResolver & /* n
         "close_fan_the_first_x_layers",
         "machine_end_gcode",
         "filament_end_gcode",
+        "post_process",
         "extruder_clearance_height_to_rod",
         "extruder_clearance_height_to_lid",
         "extruder_clearance_radius",

src/libslic3r/PrintConfig.cpp

@@ -2169,6 +2169,19 @@ void PrintConfigDef::init_fff_params()
     def->max = 1000;
     def->set_default_value(new ConfigOptionInt(2));
     
+    def = this->add("post_process", coStrings);
+    def->label = L("Post-processing Scripts");
+    def->tooltip = L("If you want to process the output G-code through custom scripts, "
+                   "just list their absolute paths here. Separate multiple scripts with a semicolon. "
+                   "Scripts will be passed the absolute path to the G-code file as the first argument, "
+                   "and they can access the Slic3r config settings by reading environment variables.");
+    def->gui_flags = "serialized";
+    def->multiline = true;
+    def->full_width = true;
+    def->height = 6;
+    def->mode = comAdvanced;
+    def->set_default_value(new ConfigOptionStrings());
+    
     def = this->add("printer_model", coString);
     //def->label = L("Printer type");
     //def->tooltip = L("Type of the printer");

src/libslic3r/PrintConfig.hpp

@@ -921,6 +921,7 @@ PRINT_CONFIG_CLASS_DERIVED_DEFINE(
     ((ConfigOptionBool,               reduce_infill_retraction))
     ((ConfigOptionBool,               ooze_prevention))
     ((ConfigOptionString,             filename_format))
+    ((ConfigOptionStrings,            post_process))
     ((ConfigOptionString,             printer_model))
     ((ConfigOptionFloat,              resolution))
     ((ConfigOptionFloats,             retraction_minimum_travel))

src/slic3r/GUI/BackgroundSlicingProcess.cpp

@@ -769,8 +769,7 @@ void BackgroundSlicingProcess::finalize_gcode()
 	// is calculated for the unprocessed G-code and it references lines in the memory mapped G-code file by line numbers.
 	// export_path may be changed by the post-processing script as well if the post processing script decides so, see GH #6042.
 	//BBS: don't support running post process scripts
-	//bool post_processed = run_post_process_scripts(output_path, true, "File", export_path, m_fff_print->full_print_config());
-	bool post_processed = false;
+	bool post_processed = run_post_process_scripts(output_path, true, "File", export_path, m_fff_print->full_print_config());
 	auto remove_post_processed_temp_file = [post_processed, &output_path]() {
 		if (post_processed)
 			try {

src/slic3r/GUI/Tab.cpp

@@ -2035,6 +2035,13 @@ void TabPrint::build()
         // option.opt.height = 5;
         optgroup->append_single_option_line(option);
     
+        optgroup = page->new_optgroup(L("Post-processing Scripts"), L"param_gcode", 0);
+        option = optgroup->get_option("post_process");
+        option.opt.full_width = true;
+        option.opt.is_code = true;
+        option.opt.height = 15;
+        optgroup->append_single_option_line(option);
+
 #if 0
     //page = add_options_page(L("Dependencies"), "advanced.png");
     //    optgroup = page->new_optgroup(L("Profile dependencies"));