94 lines
2.6 KiB
C
94 lines
2.6 KiB
C
/*
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* GDSII-Converter
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* Copyright (C) 2018 Mario Hüttel <mario.huettel@gmx.net>
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*
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* This file is part of GDSII-Converter.
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*
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* GDSII-Converter is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* GDSII-Converter is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GDSII-Converter. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "latex-output.h"
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#define WRITEOUT_BUFFER(buff) fwrite((buff)->str, sizeof(char), (buff)->len, tex_file)
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static void write_layer_definitions(FILE *tex_file, GList *layer_infos, GString *buffer)
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{
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GList *list;
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struct layer_info *lifo;
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char *end_str;
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for (list = layer_infos; list != NULL; list = list->next) {
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lifo = (struct layer_info *)list->data;
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g_string_printf(buffer, "\\pgfdeclarelayer{l%d}\n", lifo->layer);
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WRITEOUT_BUFFER(buffer);
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}
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g_string_printf(buffer, "\\pgfsetlayers{");
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WRITEOUT_BUFFER(buffer);
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for (list = layer_infos; list != NULL; list = list->next) {
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lifo = (struct layer_info *)list->data;
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if (list->next == NULL)
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end_str = ",main}";
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else
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end_str = ",";
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g_string_printf(buffer, "l%d%s", lifo->layer, end_str);
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WRITEOUT_BUFFER(buffer);
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}
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fwrite("\n", sizeof(char), 1, tex_file);
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}
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static int sorting_func_stack(struct layer_info *info1, struct layer_info *info2)
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{
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return info1->stacked_position - info2->stacked_position;
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}
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static void sort_layers_for_rendering(GList **layer_infos)
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{
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GList *list = *layer_infos;
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list = g_list_sort(list, (GCompareFunc)sorting_func_stack);
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*layer_infos = list;
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}
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void render_cell_to_code(struct gds_cell *cell, GList *layer_infos, FILE *tex_file)
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{
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GString *working_line;
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if (!tex_file || !layer_infos || !cell)
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return;
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/* 10 kB Line working buffer should be enough */
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working_line = g_string_new_len(NULL, LATEX_LINE_BUFFER_KB*1024);
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/* Sort layer according to target layer */
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sort_layers_for_rendering(&layer_infos);
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/* Write layer definitions */
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write_layer_definitions(tex_file, layer_infos, working_line);
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/* Open tikz Pictute */
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g_string_printf(working_line, "\\begin{tikzpicture}\n");
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WRITEOUT_BUFFER(working_line);
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/* Generate graphics output */
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g_string_printf(working_line, "\\end{tikzpicture}\n");
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WRITEOUT_BUFFER(working_line);
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fflush(tex_file);
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g_string_free(working_line, TRUE);
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}
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