command-line.c

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/*
 * GDSII-Converter
 * Copyright (C) 2018  Mario Hüttel <mario.huettel@gmx.net>
 *
 * This file is part of GDSII-Converter.
 *
 * GDSII-Converter is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 *
 * GDSII-Converter is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with GDSII-Converter.  If not, see <http://www.gnu.org/licenses/>.
 */
 
#include <stdio.h>
#include <glib/gi18n.h>
 
#include <gds-render/command-line.h>
#include <gds-render/gds-utils/gds-parser.h>
#include <gds-render/layer/layer-settings.h>
#include <gds-render/output-renderers/cairo-renderer.h>
#include <gds-render/output-renderers/latex-renderer.h>
#include <gds-render/output-renderers/external-renderer.h>
#include <gds-render/gds-utils/gds-tree-checker.h>
 
static int string_array_count(char **string_array)
{
        int count;
 
        if (!string_array)
                return 0;
 
        for (count = 0; *string_array; string_array++)
                count++;
 
        return count;
}
 
static int create_renderers(char **renderers,
                            char **output_file_names,
                            gboolean tex_layers,
                            gboolean tex_standalone,
                            const struct external_renderer_params *ext_params,
                            GList **renderer_list,
                            LayerSettings *layer_settings)
{
        char **renderer_iter;
        char *current_renderer;
        int idx;
        char *current_out_file;
        int count_render, count_out;
        GdsOutputRenderer *output_renderer;
 
        if (!renderer_list)
                return -1;
 
        if (!renderers || !output_file_names) {
                fprintf(stderr, _("Please specify renderers and file names\n"));
                return -1;
        }
 
        count_render = string_array_count(renderers);
        count_out = string_array_count(output_file_names);
        if (count_render != count_out) {
                fprintf(stderr, _("Count of renderers %d does not match count of output file names %d\n"),
                        count_render, count_out);
                return -1;
        }
 
        /* Parse cmd line parameters */
        for (renderer_iter = renderers, idx = 0; *renderer_iter; renderer_iter++, idx++) {
                current_renderer = *renderer_iter;
                current_out_file = output_file_names[idx];
 
                /* File valid ? */
                if (!current_out_file || !current_out_file[0])
                        continue;
 
                if (!strcmp(current_renderer, "tikz")) {
                        output_renderer = GDS_RENDER_OUTPUT_RENDERER(latex_renderer_new_with_options(tex_layers,
                                                                                                     tex_standalone));
                } else if (!strcmp(current_renderer, "pdf")) {
                        output_renderer = GDS_RENDER_OUTPUT_RENDERER(cairo_renderer_new_pdf());
                } else if (!strcmp(current_renderer, "svg")) {
                        output_renderer = GDS_RENDER_OUTPUT_RENDERER(cairo_renderer_new_svg());
                } else if (!strcmp(current_renderer, "ext")) {
                        if (!ext_params->so_path) {
                                fprintf(stderr, _("Please specify shared object for external renderer. Will ignore this renderer.\n"));
                                continue;
                        }
                        output_renderer = GDS_RENDER_OUTPUT_RENDERER(
                                                external_renderer_new_with_so_and_param(ext_params->so_path,
                                                                                        ext_params->cli_params));
                } else {
                        continue;
                }
 
                gds_output_renderer_set_output_file(output_renderer, current_out_file);
                gds_output_renderer_set_layer_settings(output_renderer, layer_settings);
                *renderer_list = g_list_append(*renderer_list, output_renderer);
        }
 
        return 0;
}
 
static struct gds_cell *find_gds_cell_in_lib(struct gds_library *lib, const char *cell_name)
{
        GList *cell_list;
        struct gds_cell *return_cell = NULL;
        struct gds_cell *temp_cell;
 
        for (cell_list = lib->cells; cell_list; cell_list = g_list_next(cell_list)) {
                temp_cell = (struct gds_cell *)cell_list->data;
                if (!strncmp(temp_cell->name, cell_name, CELL_NAME_MAX)) {
                        return_cell = temp_cell;
                        break;
                }
        }
        return return_cell;
}
 
int command_line_convert_gds(const char *gds_name,
                              const char *cell_name,
                              char **renderers,
                              char **output_file_names,
                              const char *layer_file,
                              struct external_renderer_params *ext_param,
                              gboolean tex_standalone,
                              gboolean tex_layers,
                              double scale)
{
        int ret = -1;
        GList *libs = NULL;
        int res;
        GList *renderer_list = NULL;
        GList *list_iter;
        struct gds_library *first_lib;
        struct gds_cell *toplevel_cell = NULL;
        LayerSettings *layer_sett;
        GdsOutputRenderer *current_renderer;
 
        /* Check if parameters are valid */
        if (!gds_name || !cell_name || !output_file_names || !layer_file || !renderers) {
                printf(_("Probably missing argument. Check --help option\n"));
                return -2;
        }
 
        /* Load layer_settings */
        layer_sett = layer_settings_new();
        layer_settings_load_from_csv(layer_sett, layer_file);
 
        /* Create renderers */
        if (create_renderers(renderers, output_file_names, tex_layers, tex_standalone,
                             ext_param, &renderer_list, layer_sett))
                goto ret_destroy_layer_mapping;
 
 
        /* Load GDS */
        clear_lib_list(&libs);
        res = parse_gds_from_file(gds_name, &libs);
        if (res)
                goto ret_destroy_library_list;
 
        /* find_cell in first library. */
        if (!libs)
                goto ret_clear_renderers;
 
        first_lib = (struct gds_library *)libs->data;
        if (!first_lib) {
                fprintf(stderr, _("No library in library list. This should not happen.\n"));
                /* This is safe. Library destruction can handle an empty list element */
                goto ret_destroy_library_list;
        }
 
        /* Find cell in first library */
        toplevel_cell = find_gds_cell_in_lib(first_lib, cell_name);
 
        if (!toplevel_cell) {
                printf(_("Couldn't find cell in first library!\n"));
                goto ret_destroy_library_list;
        }
 
        /* Check if cell passes vital checks */
        res = gds_tree_check_reference_loops(toplevel_cell->parent_library);
        if (res < 0) {
                fprintf(stderr, _("Checking library %s failed.\n"), first_lib->name);
                goto ret_destroy_library_list;
        } else if (res > 0) {
                fprintf(stderr, _("%d reference loops found.\n"), res);
 
                /* do further checking if the specified cell and/or its subcells are affected */
                if (toplevel_cell->checks.affected_by_reference_loop == 1) {
                        fprintf(stderr, _("Cell is affected by reference loop. Abort!\n"));
                        goto ret_destroy_library_list;
                }
        }
 
        if (toplevel_cell->checks.affected_by_reference_loop == GDS_CELL_CHECK_NOT_RUN)
                fprintf(stderr, _("Cell was not checked. This should not happen. Please report this issue. Will continue either way.\n"));
 
        /* Note: unresolved references are not an abort condition.
         * Deal with it.
         */
 
        /* Execute all rendererer instances */
        for (list_iter = renderer_list; list_iter; list_iter = list_iter->next) {
                current_renderer = GDS_RENDER_OUTPUT_RENDERER(list_iter->data);
                gds_output_renderer_render_output(current_renderer, toplevel_cell, scale);
        }
 
ret_destroy_library_list:
        clear_lib_list(&libs);
ret_clear_renderers:
        for (list_iter = renderer_list; list_iter; list_iter = list_iter->next)
                g_object_unref(list_iter->data);
ret_destroy_layer_mapping:
        g_object_unref(layer_sett);
        return ret;
}