Add Glist wrapper to python renderer

.github/workflows/cmake.yml

@@ -1,40 +0,0 @@
-name: CMake
-
-on:
-  push:
-    branches: [ master ]
-  pull_request:
-    branches: [ master ]
-
-env:
-  # Customize the CMake build type here (Release, Debug, RelWithDebInfo, etc.)
-  BUILD_TYPE: Release
-
-jobs:
-  build:
-    # The CMake configure and build commands are platform agnostic and should work equally
-    # well on Windows or Mac.  You can convert this to a matrix build if you need
-    # cross-platform coverage.
-    # See: https://docs.github.com/en/free-pro-team@latest/actions/learn-github-actions/managing-complex-workflows#using-a-build-matrix
-    runs-on: ubuntu-latest
-
-    steps:
-    - name: Checkout Repository
-      uses: actions/checkout@v2
-      with:
-        submodules: recursive
-    
-    - name: Install system dependencies
-      if: runner.os == 'Linux'
-      run: |
-        sudo apt-get update
-        sudo apt-get -y install libgtk-3-dev gettext
-
-    - name: Configure CMake
-      # Configure CMake in a 'build' subdirectory. `CMAKE_BUILD_TYPE` is only required if you are using a single-configuration generator such as make.
-      # See https://cmake.org/cmake/help/latest/variable/CMAKE_BUILD_TYPE.html?highlight=cmake_build_type
-      run: cmake -B ${{github.workspace}}/build -DCMAKE_BUILD_TYPE=${{env.BUILD_TYPE}}
-
-    - name: Build
-      # Build your program with the given configuration
-      run: cmake --build ${{github.workspace}}/build --config ${{env.BUILD_TYPE}}

.gitmodules

@@ -2,7 +2,3 @@
 	path = c-style-checker
 	url = https://git.shimatta.de/mhu/c-style-checker
 	branch = master
-[submodule "3rdparty/libfort"]
-	path = 3rdparty/libfort
-	url = https://git.shimatta.de/3rd-party/libfort
-	branch = develop

AUR/PKGBUILD

@@ -10,8 +10,8 @@ licence=('GPLv2')
 depends=('glib2' 'gtk3' 'cairo')
 makedepends=('cmake' 'git')
 privides=('gds-render')
-source=("${pkgname}-git"::"git+https://git.shimatta.de/mhu/gds-render.git" "https://git.shimatta.de/3rd-party/libfort.git")
+source=("${pkgname}-git"::"git+https://git.shimatta.de/mhu/gds-render.git")
-sha1sums=('SKIP' 'SKIP')
+sha1sums=('SKIP')
 
 pkgver () {
 	_date=`date +"%Y%m%d"`
@@ -26,13 +26,6 @@ build () {
 	make
 }
 
-prepare () {
-	cd "${pkgname}-git"
-	git submodule init
-	git config submodule.libfort.url "$srcdir/libfort"
-	git submodule update
-}
-
 package () {
 	cd "$srcdir/$pkgname-git/build"
 	make DESTDIR="${pkgdir}" install 

CMakeLists.txt

@@ -1,4 +1,4 @@
-project(gds-render LANGUAGES C)
+project(gds-render)
 
 if(CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT)
   set(CMAKE_INSTALL_PREFIX "/usr/" CACHE PATH "..." FORCE)
@@ -24,7 +24,7 @@ if(NOT WIN32)
   set(BoldWhite   "${Esc}[1;37m")
 endif()
 
-cmake_minimum_required(VERSION 2.8...3.18)
+cmake_minimum_required(VERSION 2.8)
 find_package(PkgConfig REQUIRED)
 pkg_search_module(GLIB REQUIRED glib-2.0)
 pkg_check_modules(GTK3 REQUIRED gtk+-3.0)
@@ -38,7 +38,7 @@ IF(CMAKE_BUILD_TYPE STREQUAL "Debug")
 	add_definitions(-DGETTEXT_PACKAGE=\"gds-render\" -DLOCALEDATADIR=\"${CMAKE_CURRENT_BINARY_DIR}/translations/output\")
 	message("${BoldMagenta}${CMAKE_CURRENT_BINARY_DIR}/translations/output used as data dir${ColorReset}")
 else(CMAKE_BUILD_TYPE STREQUAL "Debug")
-	message("Global locale directory used. Make sure files in /usr/share/locale are available")
+	message("${BoldCyan}Global locale directory used. Make sure files in /usr/share/locale are available${ColorReset}")
 	add_definitions(-DGETTEXT_PACKAGE=\"gds-render\" -DLOCALEDATADIR=\"/usr/share\")
 ENDIF(CMAKE_BUILD_TYPE STREQUAL "Debug")
 
@@ -77,9 +77,6 @@ add_subdirectory(resources)
 add_subdirectory(doxygen)
 add_subdirectory(translations)
 add_subdirectory(version)
-set(FORT_ENABLE_TESTING OFF CACHE INTERNAL "")
-
-add_subdirectory(3rdparty/libfort)
 
 link_directories(${GLIB_LINK_DIRS} ${GTK3_LINK_DIRS} ${CAIRO_LINK_DIRS})
 add_definitions(${GLIB2_CFLAGS_OTHER})
@@ -93,5 +90,5 @@ install (TARGETS ${PROJECT_NAME}
 	RUNTIME	
 		DESTINATION bin
 	)
-target_link_libraries(${PROJECT_NAME} ${GLIB_LDFLAGS} ${GTK3_LDFLAGS} ${CAIRO_LDFLAGS} m version ${CMAKE_DL_LIBS} fort)
+target_link_libraries(${PROJECT_NAME} ${GLIB_LDFLAGS} ${GTK3_LDFLAGS} ${CAIRO_LDFLAGS} m version ${CMAKE_DL_LIBS})
 

README.MD

@@ -1,7 +1,5 @@
 # GDS-Render Readme
 
-[![CMake](https://github.com/0mhu/gds-render/actions/workflows/cmake.yml/badge.svg?branch=master)](https://github.com/0mhu/gds-render/actions/workflows/cmake.yml)
-
 This software is a rendering programm for GDS2 layout files.
 The GDS2 format is mainly used in integrated circuit development.
 This program allows the conversion of a GDS file to a vector graphics file.

cell-selector/cell-statistics-renderer.c

@@ -1,106 +0,0 @@
-/*
- * GDSII-Converter
- * Copyright (C) 2022  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/>.
- */
-
-/**
- * @file cell-statistics-renderer.c
- * @brief CellStatisticsRenderer GObject Class
- * @author Mario Hüttel <mario.huettel@gmx.net>
- */
-
-/**
- * @addtogroup CellStatisticsRenderer
- * @{
- */
-
-#include <gds-render/cell-selector/cell-statistics-renderer.h>
-
-G_DEFINE_TYPE(CellStatisticsRenderer, cell_statistics_renderer, GTK_TYPE_CELL_RENDERER_TEXT)
-
-enum {
-	PROP_CELL_STAT = 1,
-	PROP_COUNT
-};
-
-static void cell_statistics_renderer_set_property(GObject      *object,
-					   guint        param_id,
-					   const GValue *value,
-					   GParamSpec   *pspec)
-{
-	GValue val = G_VALUE_INIT;
-	GString *string;
-	const struct gds_cell_statistics *cell_stat;
-
-	switch (param_id) {
-	case PROP_CELL_STAT:
-		cell_stat = (const struct gds_cell_statistics *)g_value_get_pointer(value);
-		g_value_init(&val, G_TYPE_STRING);
-		string = g_string_new_len("", 5);
-		if (cell_stat)
-			g_string_printf(string, "%zu (%zu) | %zu (%zu)", cell_stat->total_vertex_count,
-					cell_stat->vertex_count, cell_stat->total_gfx_count, cell_stat->gfx_count);
-		g_value_set_string(&val, string->str);
-		g_object_set_property(object, "text", &val);
-		g_value_unset(&val);
-		g_string_free(string, TRUE);
-		break;
-	default:
-		G_OBJECT_WARN_INVALID_PROPERTY_ID(object, param_id, pspec);
-		break;
-	}
-}
-
-static void cell_statistics_renderer_get_property(GObject      *object,
-					   guint        param_id,
-					   GValue	*value,
-					   GParamSpec   *pspec)
-{
-	(void)value;
-
-	switch (param_id) {
-	default:
-		G_OBJECT_WARN_INVALID_PROPERTY_ID(object, param_id, pspec);
-		break;
-	}
-}
-
-static GParamSpec *properties[PROP_COUNT];
-
-void cell_statistics_renderer_class_init(CellStatisticsRendererClass *klass)
-{
-	GObjectClass *oclass = G_OBJECT_CLASS(klass);
-
-	oclass->set_property = cell_statistics_renderer_set_property;
-	oclass->get_property = cell_statistics_renderer_get_property;
-
-	properties[PROP_CELL_STAT] = g_param_spec_pointer("cell-stat", "cell-stat",
-							  "Cell statistics", G_PARAM_WRITABLE);
-	g_object_class_install_properties(oclass, PROP_COUNT, properties);
-}
-
-void cell_statistics_renderer_init(CellStatisticsRenderer *self)
-{
-	(void)self;
-}
-
-GtkCellRenderer *cell_statistics_renderer_new(void)
-{
-	return GTK_CELL_RENDERER(g_object_new(TYPE_GDS_RENDER_CELL_STAT_RENDERER, NULL));
-}
-
-/** @} */

command-line.c

@@ -30,7 +30,6 @@
 
 #include <stdio.h>
 #include <glib/gi18n.h>
-#include <string.h>
 
 #include <gds-render/command-line.h>
 #include <gds-render/gds-utils/gds-parser.h>
@@ -39,41 +38,6 @@
 #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>
-#include <gds-render/gds-utils/gds-statistics.h>
-
-#include <fort.h>
-
-#ifndef COUNT_OF
-#define COUNT_OF(x) (sizeof((x))/sizeof(0[(x)]))
-#endif
-
-enum analysis_format {
-	ANA_FORMAT_SIMPLE = 0,
-	ANA_FORMAT_CELLS_ONLY,
-	ANA_FORMAT_PRETTY,
-};
-
-struct analysis_format_cmdarg {
-	enum analysis_format format;
-	const char *argument;
-};
-
-
-
-static const struct analysis_format_cmdarg analysis_format_lookup[] = {
-{
-	.format = ANA_FORMAT_SIMPLE,
-	.argument = "simple",
-},
-{
-	.format = ANA_FORMAT_PRETTY,
-	.argument = "pretty",
-},
-{
-	.format = ANA_FORMAT_CELLS_ONLY,
-	.argument = "cellsonly"
-}
-};
 
 static int string_array_count(char **string_array)
 {
@@ -182,6 +146,7 @@ int command_line_convert_gds(const char *gds_name,
 			      double scale)
 {
 	int ret = -1;
+	int render_ret;
 	GList *libs = NULL;
 	int res;
 	GList *renderer_list = NULL;
@@ -191,10 +156,6 @@ int command_line_convert_gds(const char *gds_name,
 	LayerSettings *layer_sett;
 	GdsOutputRenderer *current_renderer;
 
-	const struct gds_library_parsing_opts gds_parsing_options = {
-		.simplified_polygons = 1,
-	};
-
 	/* Check if parameters are valid */
 	if (!gds_name || !cell_name || !output_file_names || !layer_file || !renderers) {
 		printf(_("Probably missing argument. Check --help option\n"));
@@ -203,7 +164,14 @@ int command_line_convert_gds(const char *gds_name,
 
 	/* Load layer_settings */
 	layer_sett = layer_settings_new();
-	layer_settings_load_from_csv(layer_sett, layer_file);
+	if (!layer_sett)
+		goto return_value;
+
+	ret = layer_settings_load_from_csv(layer_sett, layer_file);
+	if (ret) {
+		fprintf(stderr, _("Loading layer mapping file failed.\n"));
+		goto ret_destroy_layer_mapping;
+	}
 
 	/* Create renderers */
 	if (create_renderers(renderers, output_file_names, tex_layers, tex_standalone,
@@ -213,7 +181,7 @@ int command_line_convert_gds(const char *gds_name,
 
 	/* Load GDS */
 	clear_lib_list(&libs);
-	res = parse_gds_from_file(gds_name, &libs, &gds_parsing_options);
+	res = parse_gds_from_file(gds_name, &libs);
 	if (res)
 		goto ret_destroy_library_list;
 
@@ -261,11 +229,11 @@ int command_line_convert_gds(const char *gds_name,
 	/* 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);
+		render_ret = gds_output_renderer_render_output(current_renderer, toplevel_cell, scale);
+		if (render_ret)
+			fprintf(stderr, "Rendering failed with error code: %d\n", render_ret);
 	}
 
-	ret = 0;
-
 ret_destroy_library_list:
 	clear_lib_list(&libs);
 ret_clear_renderers:
@@ -273,194 +241,7 @@ ret_clear_renderers:
 		g_object_unref(list_iter->data);
 ret_destroy_layer_mapping:
 	g_object_unref(layer_sett);
-	return ret;
+return_value:
-}
-
-static void indent_line(int level)
-{
-	while (level--)
-		printf("\t");
-}
-
-static int printf_indented(int level, const char *format, ...)
-{
-	int ret;
-
-	va_list a_list;
-	va_start(a_list, format);
-	indent_line(level);
-	ret = vprintf(format, a_list);
-	va_end(a_list);
-
-	return ret;
-}
-
-static void print_simple_stat(GList *lib_stat_list)
-{
-	int indentation_level = 0;
-	GList *lib_iter;
-	GList *cell_iter;
-	const struct gds_library *lib;
-	const struct gds_cell *cell;
-	const struct gds_lib_statistics *lib_stat;
-	const struct gds_cell_statistics *cell_stat;
-
-	for (lib_iter = lib_stat_list; lib_iter; lib_iter = g_list_next(lib_iter)) {
-		lib = (const struct gds_library *)lib_iter->data;
-		lib_stat = &lib->stats;
-		printf_indented(indentation_level, "Library %s\n", lib->name);
-		indentation_level++;
-
-		for (cell_iter = lib->cells; cell_iter; cell_iter = g_list_next(cell_iter)) {
-			cell = (const struct gds_cell *)cell_iter->data;
-			cell_stat = &cell->stats;
-			printf_indented(indentation_level, "Cell %s\n", cell->name);
-			indentation_level++;
-			printf_indented(indentation_level, "Reference count: %zu\n", cell_stat->reference_count);
-			printf_indented(indentation_level, "Graphics count: %zu\n", cell_stat->gfx_count);
-			printf_indented(indentation_level, "Total Graphics count: %zu\n", cell_stat->total_gfx_count);
-			printf_indented(indentation_level, "Vertex count: %zu\n", cell_stat->vertex_count);
-			printf_indented(indentation_level, "Total Vertex count: %zu\n", cell_stat->total_vertex_count);
-			printf_indented(indentation_level, "Unresolved children: %d\n",
-					cell->checks.unresolved_child_count);
-			printf_indented(indentation_level, "Reference loop: %s\n",
-					cell->checks.affected_by_reference_loop ? "yes" : "no");
-
-			indentation_level--;
-		}
-		printf_indented(indentation_level, "Cell count: %zu\n", lib_stat->cell_count);
-		printf_indented(indentation_level, "Reference count: %zu\n", lib_stat->reference_count);
-		printf_indented(indentation_level, "Graphics count: %zu\n", lib_stat->gfx_count);
-		printf_indented(indentation_level, "Vertex count: %zu\n", lib_stat->vertex_count);
-	}
-}
-
-static void table_stat_create_cell_row(struct gds_cell *cell, ft_table_t *tab)
-{
-	ft_printf_ln(tab, "%s|%s|%zu|%zu|%zu|%zu|%zu|%d|%s",
-		     cell->parent_library->name,
-		     cell->name,
-		     cell->stats.gfx_count,
-		     cell->stats.total_gfx_count,
-		     cell->stats.vertex_count,
-		     cell->stats.total_vertex_count,
-		     cell->stats.reference_count,
-		     cell->checks.unresolved_child_count,
-		     cell->checks.affected_by_reference_loop ? "yes" : "no");
-}
-
-static void table_stat_table_for_lib(struct gds_library *lib, ft_table_t *tab)
-{
-	ft_printf_ln(tab, "%s|%zu|%zu|-|%zu|-|%zu|-|-",
-		     lib->name,
-		     lib->stats.cell_count,
-		     lib->stats.gfx_count,
-		     lib->stats.vertex_count,
-		     lib->stats.reference_count);
-	g_list_foreach(lib->cells, (GFunc)table_stat_create_cell_row, tab);
-}
-
-static void print_table_stat(GList *lib_list)
-{
-	ft_table_t *table;
-	table = ft_create_table();
-
-	ft_set_cell_prop(table, 0, FT_ANY_COLUMN, FT_CPROP_ROW_TYPE, FT_ROW_HEADER);
-	ft_write_ln(table, "Library", "Cell", "GFX", "GFX+", "Vertices", "Vertices+", "Refs", "Unresolved Refs", "Loops");
-
-	g_list_foreach(lib_list, (GFunc)table_stat_table_for_lib, table);
-
-
-	printf("%s\n", ft_to_string(table));
-	ft_destroy_table(table);
-}
-
-static void print_statistics(enum analysis_format format, GList *lib_list)
-{
-	switch (format) {
-	case ANA_FORMAT_PRETTY:
-		print_table_stat(lib_list);
-		break;
-	default:
-		print_simple_stat(lib_list);
-		break;
-	}
-}
-
-static void print_cell_names(GList *lib_list)
-{
-	GList *lib_iter;
-	GList *name_iter;
-	struct gds_library *lib;
-
-	for (lib_iter = lib_list; lib_iter; lib_iter = g_list_next(lib_iter)) {
-		lib = (struct gds_library *)lib_iter->data;
-		for (name_iter = lib->cell_names; name_iter; name_iter = name_iter->next) {
-			printf("%s\n", (const char *)name_iter->data);
-		}
-	}
-}
-
-int command_line_analyze_lib(const char *format, const char *gds_name)
-{
-	enum analysis_format fmt = ANA_FORMAT_SIMPLE;
-	size_t idx;
-	int found = 0;
-	GList *lib_list = NULL;
-	const struct gds_library_parsing_opts parsing_opts = {
-		.simplified_polygons = 0,
-	};
-	int res;
-	int ret = 0;
-	GList *lib_iter;
-
-	g_return_val_if_fail(gds_name, -1002);
-
-	if (format && *format) {
-		/* Check format if it is not empty */
-		for (idx = 0; idx < COUNT_OF(analysis_format_lookup); idx++) {
-			if (!strcmp(analysis_format_lookup[idx].argument, format)) {
-				/* Format specifier matches */
-				fmt = analysis_format_lookup[idx].format;
-				found = 1;
-			}
-		}
-
-		if (!found) {
-			fprintf(stderr, "No format matches %s. Using default.\n", format);
-		}
-	}
-
-	/* Load the GDS file */
-	res = parse_gds_from_file(gds_name, &lib_list, &parsing_opts);
-	if (res) {
-		fprintf(stderr, "Error parsing GDS file\n");
-		(void)clear_lib_list(&lib_list);
-		ret = res;
-		goto return_val;
-	}
-
-	for (lib_iter = lib_list; lib_iter; lib_iter = g_list_next(lib_iter)) {
-		res = gds_tree_check_cell_references((struct gds_library *)lib_iter->data);
-		if (res < 0) {
-			fprintf(stderr, "Error checking cell references. Will continue...\n");
-		}
-		res = gds_tree_check_reference_loops((struct gds_library *)lib_iter->data);
-		if (res < 0) {
-			fprintf(stderr, "Error checking cell reference loops. Will continue...\n");
-		}
-	}
-
-	if (fmt == ANA_FORMAT_CELLS_ONLY) {
-		print_cell_names(lib_list);
-		goto return_clear_libs;
-	}
-
-	print_statistics(fmt, lib_list);
-
-return_clear_libs:
-	clear_lib_list(&lib_list);
-return_val:
 	return ret;
 }
 

doxygen/external-renderer.dox

@@ -22,5 +22,6 @@
  * @ref EXTERNAL_LIBRARY_RENDER_FUNCTION	| int EXTERNAL_LIBRARY_RENDER_FUNCTION(struct gds_cell *toplevel, GList *layer_info_list, const char *output_file_name, double scale)		| Render cell to output file
  * @ref EXTERNAL_LIBRARY_INIT_FUNCTION		| int EXTERNAL_LIBRARY_INIT_FUNCTION(const char *option_string, const char *version_string)							| Init function. Executed before rendering. This is given the command line parameters specified for the external renderer and the version string of the currently running gds-render program.
  * @ref EXTERNAL_LIBRARY_FORK_REQUEST		| int EXTERNAL_LIBRARY_FORK_REQUEST;														| The pure presence of this integer results in the execution inside a subprocess of hte whole shared object's code
+ * @ref EXTERNAL_LIBRARY_FINALIZE_FUNCTION | int EXTERNAL_LIBRARY_FINALIZE_FUNCTION(void) | Called after rendering
  *
  */

gds-render-gui.c

@@ -37,7 +37,6 @@
 #include <gds-render/layer/layer-selector.h>
 #include <gds-render/widgets/activity-bar.h>
 #include <gds-render/cell-selector/lib-cell-renderer.h>
-#include <gds-render/cell-selector/cell-statistics-renderer.h>
 #include <gds-render/output-renderers/latex-renderer.h>
 #include <gds-render/output-renderers/cairo-renderer.h>
 #include <gds-render/widgets/conv-settings-dialog.h>
@@ -49,7 +48,6 @@ enum cell_store_columns {
 	CELL_SEL_LIBRARY = 0,
 	CELL_SEL_CELL,
 	CELL_SEL_CELL_ERROR_STATE, /**< Used for cell color and selectability */
-	CELL_SEL_STAT,
 	CELL_SEL_COLUMN_COUNT /**< @brief Not a column. Used to determine count of columns */
 };
 
@@ -189,8 +187,7 @@ static gboolean cell_store_filter_visible_func(GtkTreeModel *model, GtkTreeIter
 
 	gtk_tree_model_get(model, iter, CELL_SEL_CELL, &cell, CELL_SEL_LIBRARY, &lib, -1);
 
-    /* Show always, if this is a pure lib entry */
+	if (lib) {
-    if (lib && !cell) {
 		result = TRUE;
 		goto exit_filter;
 	}
@@ -221,11 +218,10 @@ int gds_render_gui_setup_cell_selector(GdsRenderGui *self)
 {
 	GtkCellRenderer *render_cell;
 	GtkCellRenderer *render_lib;
-	GtkCellRenderer *render_vertex_count;
 	GtkTreeViewColumn *column;
 
 	self->cell_tree_store = gtk_tree_store_new(CELL_SEL_COLUMN_COUNT, G_TYPE_POINTER,
-					 G_TYPE_POINTER, G_TYPE_UINT, G_TYPE_POINTER);
+					 G_TYPE_POINTER, G_TYPE_UINT);
 
 	/* Searching */
 	self->cell_filter = GTK_TREE_MODEL_FILTER(
@@ -241,7 +237,6 @@ int gds_render_gui_setup_cell_selector(GdsRenderGui *self)
 
 	render_cell = lib_cell_renderer_new();
 	render_lib = lib_cell_renderer_new();
-	render_vertex_count = cell_statistics_renderer_new();
 
 	column = gtk_tree_view_column_new_with_attributes(_("Library"), render_lib, "gds-lib", CELL_SEL_LIBRARY, NULL);
 	gtk_tree_view_append_column(self->cell_tree_view, column);
@@ -250,10 +245,6 @@ int gds_render_gui_setup_cell_selector(GdsRenderGui *self)
 							  "error-level", CELL_SEL_CELL_ERROR_STATE, NULL);
 	gtk_tree_view_append_column(self->cell_tree_view, column);
 
-	column = gtk_tree_view_column_new_with_attributes(_("Vertex | GFX Count"), render_vertex_count, "cell-stat", CELL_SEL_STAT,
-							  NULL);
-	gtk_tree_view_append_column(self->cell_tree_view, column);
-
 	/* Callback for selection
 	 * This prevents selecting a library
 	 */
@@ -263,10 +254,6 @@ int gds_render_gui_setup_cell_selector(GdsRenderGui *self)
 	return 0;
 }
 
-const struct gds_cell_statistics cc =  {
-	.vertex_count = 12,
-};
-
 /**
  * @brief Callback function of Load GDS button
  * @param button
@@ -290,10 +277,6 @@ static void on_load_gds(gpointer button, gpointer user)
 	char *filename;
 	unsigned int cell_error_level;
 
-	const struct gds_library_parsing_opts gds_parsing_options = {
-		.simplified_polygons = 1,
-	};
-
 	self = RENDERER_GUI(user);
 	if (!self)
 		return;
@@ -323,7 +306,7 @@ static void on_load_gds(gpointer button, gpointer user)
 	clear_lib_list(&self->gds_libraries);
 
 	/* Parse new GDSII file */
-	gds_result = parse_gds_from_file(filename, &self->gds_libraries, &gds_parsing_options);
+	gds_result = parse_gds_from_file(filename, &self->gds_libraries);
 
 	/* Delete file name afterwards */
 	g_free(filename);
@@ -365,7 +348,6 @@ static void on_load_gds(gpointer button, gpointer user)
 					   CELL_SEL_CELL, gds_c,
 					   CELL_SEL_CELL_ERROR_STATE, cell_error_level,
 					   CELL_SEL_LIBRARY, gds_c->parent_library,
-					   CELL_SEL_STAT, &gds_c->stats,
 					   -1);
 		} /* for cells */
 	} /* for libraries */
@@ -708,13 +690,19 @@ static void on_select_all_layers_clicked(GtkWidget *button, gpointer user_data)
 	layer_selector_select_all_layers(gui->layer_selector, TRUE);
 }
 
-static gboolean auto_naming_ask_for_override(GdsRenderGui *gui)
+static void auto_naming_clicked(GtkWidget *button, gpointer user_data)
 {
+	GdsRenderGui *gui;
 	GtkDialog *dialog;
-	gint dialog_result;
+	gboolean overwrite;
-	gboolean overwrite = FALSE;
+	int dialog_result;
+	(void)button;
 
-	g_return_val_if_fail(RENDERER_IS_GUI(gui), FALSE);
+	gui = RENDERER_GUI(user_data);
+
+	/* Don't do anything if the selector is empty. */
+	if (!layer_selector_contains_elements(gui->layer_selector))
+		return;
 
 	/* Ask for overwrite */
 	dialog = GTK_DIALOG(gtk_message_dialog_new(gui->main_window, GTK_DIALOG_USE_HEADER_BAR, GTK_MESSAGE_QUESTION,
@@ -731,25 +719,6 @@ static gboolean auto_naming_ask_for_override(GdsRenderGui *gui)
 	}
 	gtk_widget_destroy(GTK_WIDGET(dialog));
 
-	return overwrite;
-}
-
-static void auto_naming_clicked(GtkWidget *button, gpointer user_data)
-{
-	GdsRenderGui *gui;
-	gboolean overwrite = FALSE;
-	(void)button;
-
-	gui = RENDERER_GUI(user_data);
-
-	/* Don't do anything if the selector is empty. */
-	if (!layer_selector_contains_elements(gui->layer_selector))
-		return;
-
-	/* Ask, if names shall be overwritten, if they are not empty */
-	if (layer_selector_num_of_named_elements(gui->layer_selector) > 0)
-		overwrite = auto_naming_ask_for_override(gui);
-
 	layer_selector_auto_name_layers(gui->layer_selector, overwrite);
 }
 

gds-utils/gds-parser.c

@@ -43,7 +43,6 @@
 #include <glib/gi18n.h>
 
 #include <gds-render/gds-utils/gds-parser.h>
-#include <gds-render/gds-utils/gds-statistics.h>
 
 /**
  * @brief Default units assumed for library.
@@ -51,8 +50,8 @@
  */
 #define GDS_DEFAULT_UNITS (10E-9)
 
-#define GDS_ERROR(fmt, ...) fprintf(stderr, "[PARSE_ERROR] " fmt "\n", ##__VA_ARGS__) /**< @brief Print GDS error*/
+#define GDS_ERROR(fmt, ...) printf("[PARSE_ERROR] " fmt "\n", ##__VA_ARGS__) /**< @brief Print GDS error*/
-#define GDS_WARN(fmt, ...) fprintf(stderr, "[PARSE_WARNING] " fmt "\n", ##__VA_ARGS__) /**< @brief Print GDS warning */
+#define GDS_WARN(fmt, ...) printf("[PARSE_WARNING] " fmt "\n", ##__VA_ARGS__) /**< @brief Print GDS warning */
 
 #if GDS_PRINT_DEBUG_INFOS
 	/**< @brief standard printf. But can be disabled in code. */
@@ -267,8 +266,7 @@ static uint16_t gds_convert_unsigned_int16(const char *data)
  * @param library_ptr Return of newly created library.
  * @return Newly created list pointer
  */
-static GList *append_library(GList *curr_list, const struct gds_library_parsing_opts *opts,
+static GList *append_library(GList *curr_list, struct gds_library **library_ptr)
-			     struct gds_library **library_ptr)
 {
 	struct gds_library *lib;
 
@@ -278,15 +276,8 @@ static GList *append_library(GList *curr_list, const struct gds_library_parsing_
 		lib->name[0] = 0;
 		lib->unit_in_meters = GDS_DEFAULT_UNITS; // Default. Will be overwritten
 		lib->cell_names = NULL;
-		/* Copy the settings into the library */
+	} else
-		memcpy(&lib->parsing_opts, opts, sizeof(struct gds_library_parsing_opts));
-		lib->stats.cell_count = 0;
-		lib->stats.gfx_count = 0;
-		lib->stats.reference_count = 0;
-		lib->stats.vertex_count = 0;
-	} else {
 		return NULL;
-	}
 	if (library_ptr)
 		*library_ptr = lib;
 
@@ -362,11 +353,6 @@ static GList *append_cell(GList *curr_list, struct gds_cell **cell_ptr)
 		cell->parent_library = NULL;
 		cell->checks.unresolved_child_count = GDS_CELL_CHECK_NOT_RUN;
 		cell->checks.affected_by_reference_loop = GDS_CELL_CHECK_NOT_RUN;
-		cell->stats.reference_count = 0;
-		cell->stats.total_vertex_count = 0;
-		cell->stats.total_gfx_count = 0;
-		cell->stats.gfx_count = 0;
-		cell->stats.vertex_count = 0;
 	} else
 		return NULL;
 	/* return cell */
@@ -502,102 +488,20 @@ static void parse_reference_list(gpointer gcell_ref, gpointer glibrary)
 }
 
 /**
- * @brief Simplify graphics objects
+ * @brief Scans cell references inside cell
- * @param graphics gfx struct
+ This function searches all the references in \p gcell and updates the gds_cell_instance::cell_ref field in each instance
- * @param user_data GDS library
- */
-static void simplify_graphics(gpointer graphics, gpointer user_data)
-{
-	struct gds_graphics *gfx;
-	const struct gds_point *first_vertex = NULL;
-	const struct gds_point *prev_vertex = NULL;
-	const struct gds_point *current_vertex;
-	GList *vertex_iter;
-	GList *next_iter;
-	(void)user_data;
-	size_t processed_count = 0U;
-	size_t removed_count = 0U;
-
-	gfx = (struct gds_graphics *)graphics;
-	if (gfx->gfx_type == GRAPHIC_POLYGON) {
-		GDS_INF("\t\t\tPolygon found\n");
-
-		/* Loop over all vertices */
-		for (vertex_iter = gfx->vertices; vertex_iter;) {
-			current_vertex = (const struct gds_point *)vertex_iter->data;
-			next_iter = g_list_next(vertex_iter);
-			processed_count++;
-
-			if (vertex_iter == gfx->vertices) {
-				/* This is the first vertex */
-				first_vertex = current_vertex;
-				prev_vertex = NULL;
-			}
-
-			if (prev_vertex) {
-				if (current_vertex->x == prev_vertex->x && current_vertex->y == prev_vertex->y) {
-					/* Vertex is the same as the previous one */
-					GDS_INF("\t\t\t\tDuplicate vertex (%d,%d). Removing...\n",
-						current_vertex->x, current_vertex->y);
-
-					/* Delete the current one from the list */
-					gfx->vertices = g_list_remove_link(gfx->vertices, vertex_iter);
-
-					/* Free the data */
-					if (vertex_iter->data)
-						free(vertex_iter->data);
-					vertex_iter->data = NULL;
-					g_list_free_1(vertex_iter);
-					removed_count++;
-				} else if (!g_list_next(vertex_iter)) {
-					/* This is the last element in the list */
-					if (current_vertex->x == first_vertex->x &&
-							current_vertex->y == first_vertex->y) {
-						GDS_INF("\t\t\t\tLast vertex is identical to first vertex (%d,%d). Removing\n",
-							current_vertex->x, current_vertex->y);
-						gfx->vertices = g_list_remove_link(gfx->vertices, vertex_iter);
-						if (vertex_iter->data)
-							free(vertex_iter->data);
-						g_list_free_1(vertex_iter);
-						removed_count++;
-					} else {
-						GDS_WARN("First vertex is not coincident with first vertex, although the GDS file format specifies this. However, this is not a problem.");
-					}
-				}
-			}
-
-			vertex_iter = next_iter;
-			prev_vertex = current_vertex;
-		}
-		GDS_INF("\t\t\tProcessed %zu vertices. %zu removed.\n", processed_count, removed_count);
-	}
-}
-
-/**
- * @brief Scans cell and resolves references and simplifies polygons
- * This function searches all the references in \p gcell and updates the gds_cell_instance::cell_ref field in each instance
- *
  * @param gcell pointer cast of #gds_cell *
  * @param library Library where the cell references are searched in
  */
-static void scan_cell_references_and_polygons(gpointer gcell, gpointer library)
+static void scan_cell_reference_dependencies(gpointer gcell, gpointer library)
 {
 	struct gds_cell *cell = (struct gds_cell *)gcell;
-	struct gds_library *my_lib = (struct gds_library *)library;
-	int simplify_polygons;
-
-	simplify_polygons = my_lib->parsing_opts.simplified_polygons;
 
 	GDS_INF("\tScanning cell: %s\n", cell->name);
-	GDS_INF("\t\tCell references\n");
+
 	/* Scan all library references */
 	g_list_foreach(cell->child_cells, parse_reference_list, library);
 
-
-	GDS_INF("\t\tSimplifying Polygons%s\n", simplify_polygons ? "" : ": skipped");
-	if (simplify_polygons) {
-		g_list_foreach(cell->graphic_objs, simplify_graphics, library);
-	}
 }
 
 /**
@@ -613,16 +517,7 @@ static void scan_library_references(gpointer library_list_item, gpointer user)
 	(void)user;
 
 	GDS_INF("Scanning Library: %s\n", lib->name);
-	g_list_foreach(lib->cells, scan_cell_references_and_polygons, lib);
+	g_list_foreach(lib->cells, scan_cell_reference_dependencies, lib);
-}
-
-static void calc_library_stats(gpointer library_list_item, gpointer user)
-{
-	struct gds_library *lib = (struct gds_library *)library_list_item;
-	(void)user;
-
-	GDS_INF("Calculating stats for Library: %s\n", lib->name);
-	gds_statistics_calc_cummulative_counts_in_lib(lib);
 }
 
 /**
@@ -706,7 +601,6 @@ static void convert_aref_to_sref(struct gds_cell_array_instance *aref, struct gd
 		for (row = 0; row < aref->rows; row++) {
 			/* Create new instance for this row/column and configure data */
 			container_cell->child_cells = append_cell_ref(container_cell->child_cells, &sref_inst);
-			container_cell->stats.reference_count++;
 			if (!sref_inst) {
 				GDS_ERROR("Appending cell ref failed!");
 				continue;
@@ -723,8 +617,7 @@ static void convert_aref_to_sref(struct gds_cell_array_instance *aref, struct gd
 	GDS_INF("Converted AREF to SREFs\n");
 }
 
-int parse_gds_from_file(const char *filename, GList **library_list,
+int parse_gds_from_file(const char *filename, GList **library_list)
-			const struct gds_library_parsing_opts *parsing_options)
 {
 	char *workbuff;
 	int read;
@@ -804,7 +697,7 @@ int parse_gds_from_file(const char *filename, GList **library_list,
 		/* if begin: Allocate structures */
 		switch (rec_type) {
 		case BGNLIB:
-			lib_list = append_library(lib_list, parsing_options, &current_lib);
+			lib_list = append_library(lib_list, &current_lib);
 			if (lib_list == NULL) {
 				GDS_ERROR("Allocating memory failed");
 				run = -3;
@@ -878,7 +771,7 @@ int parse_gds_from_file(const char *filename, GList **library_list,
 				run = -4;
 				break;
 			}
-			GDS_INF("\tEntering boundary of type %s\n", rec_type==BOUNDARY ? "polygon" : "box");
+			GDS_INF("\tEntering boundary/Box\n");
 			break;
 		case SREF:
 			if (current_cell == NULL) {
@@ -888,7 +781,6 @@ int parse_gds_from_file(const char *filename, GList **library_list,
 			}
 			current_cell->child_cells = append_cell_ref(current_cell->child_cells,
 								    &current_s_reference);
-			current_cell->stats.reference_count++;
 			if (current_cell->child_cells == NULL) {
 				GDS_ERROR("Memory allocation failed");
 				run = -4;
@@ -914,13 +806,8 @@ int parse_gds_from_file(const char *filename, GList **library_list,
 			break;
 		case ENDEL:
 			if (current_graphics != NULL) {
-				GDS_INF("\tLeaving %s\n", (current_graphics->gfx_type == GRAPHIC_POLYGON ? "boundary"
+				GDS_INF("\tLeaving %s\n", (current_graphics->gfx_type == GRAPHIC_POLYGON ? "boundary" : "path"));
-							: (current_graphics->gfx_type == GRAPHIC_PATH ? "path"
-							: "box")));
 				current_graphics = NULL;
-				if (current_cell) {
-					current_cell->stats.gfx_count++;
-				}
 			}
 			if (current_s_reference != NULL) {
 				GDS_INF("\tLeaving Reference\n");
@@ -938,11 +825,11 @@ int parse_gds_from_file(const char *filename, GList **library_list,
 
 			} else if (current_s_reference) {
 				if (rec_data_length != 8) {
-					GDS_WARN("Instance has weird coordinates. Rendered output might be wrong!");
+					GDS_WARN("Instance has weird coordinates. Rendered output might be screwed!");
 				}
 			} else if (current_a_reference) {
 				if (rec_data_length != (3*(4+4)))
-					GDS_WARN("Array instance has weird coordinates. Rendered output might be wrong!");
+					GDS_WARN("Array instance has weird coordinates. Rendered output might be screwed!");
 			}
 			break;
 		case AREF:
@@ -1070,9 +957,7 @@ int parse_gds_from_file(const char *filename, GList **library_list,
 					current_graphics->vertices =
 							append_vertex(current_graphics->vertices, x, y);
 					GDS_INF("\t\tSet coordinate: %d/%d\n", x, y);
-					if (current_cell) {
+
-						current_cell->stats.vertex_count++;
-					}
 				}
 			} else if (current_a_reference) {
 				for (i = 0; i < 3; i++) {
@@ -1188,13 +1073,8 @@ int parse_gds_from_file(const char *filename, GList **library_list,
 	if (!run) {
 		/* Iterate and find references to cells */
 		g_list_foreach(lib_list, scan_library_references, NULL);
-
-		/* Calculate lib stats and cummulative total counts */
-		g_list_foreach(lib_list, calc_library_stats, NULL);
 	}
 
-
-
 	*library_list = lib_list;
 
 	free(workbuff);

gds-utils/gds-statistics.c

@@ -1,93 +0,0 @@
-/*
- * 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/>.
- */
-
-/**
- * @file gds-statistics.c
- * @brief Statistics of GDS files
- * @author Mario Hüttel <mario.huettel@gmx.net>
- *
- */
-
-#include <gds-render/gds-utils/gds-statistics.h>
-#include <stdio.h>
-
-/**
- * @addtogroup GDS-Utilities
- * @{
- */
-
-#define MAX_RECURSION_DEPTH (1024)
-
-static void calculate_vertex_gfx_count_cell(struct gds_cell *cell, unsigned int recursion_depth)
-{
-	GList *cell_iter;
-	struct gds_cell_instance *cell_ref;
-	struct gds_cell *sub_cell;
-
-	g_return_if_fail(cell);
-
-	/* Check if cell has already been calculated */
-	if (cell->stats.total_gfx_count && cell->stats.total_vertex_count) {
-		/* Return. This cell and all of its subcells have been calculated */
-		return;
-	}
-
-	/* Update with own vertex / GFX count */
-	cell->stats.total_vertex_count = cell->stats.vertex_count;
-	cell->stats.total_gfx_count = cell->stats.gfx_count;
-
-	/* Do not analyze further, if maximum recursion depth is reached */
-	if (!recursion_depth)
-		return;
-
-	for (cell_iter = cell->child_cells; cell_iter; cell_iter = g_list_next(cell_iter)) {
-		/* Scan all subcells recursively, if there are any */
-
-		cell_ref = (struct gds_cell_instance *)cell_iter->data;
-		sub_cell = (struct gds_cell *)cell_ref->cell_ref;
-
-		calculate_vertex_gfx_count_cell(sub_cell, recursion_depth - 1);
-
-		/* Increment count */
-		cell->stats.total_vertex_count += sub_cell->stats.total_vertex_count;
-		cell->stats.total_gfx_count += sub_cell->stats.total_vertex_count;
-	}
-
-}
-
-
-void gds_statistics_calc_cummulative_counts_in_lib(struct gds_library *lib)
-{
-	GList *cell_iter;
-	struct gds_cell *cell;
-
-	g_return_if_fail(lib);
-
-	for (cell_iter = lib->cells; cell_iter; cell_iter = g_list_next(cell_iter)) {
-		cell = (struct gds_cell *)cell_iter->data;
-		calculate_vertex_gfx_count_cell(cell, MAX_RECURSION_DEPTH);
-		lib->stats.vertex_count += cell->stats.vertex_count;
-		lib->stats.cell_count++;
-		lib->stats.gfx_count += cell->stats.gfx_count;
-		lib->stats.reference_count += cell->stats.reference_count;
-	}
-}
-
-
-/** @} */

include/gds-render/cell-selector/cell-statistics-renderer.h

@@ -1,56 +0,0 @@
-/*
- * GDSII-Converter
- * Copyright (C) 2022  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/>.
- */
-
-/**
- * @file cell-statistics-renderer.h
- * @brief Header file for the CellStatisticsRenderer GObject Class
- * @author Mario Hüttel <mario.huettel@gmx.net>
- */
-
-/**
- * @addtogroup CellStatisticsRenderer
- * @{
- */
-
-#ifndef _CELL_STATISTICS_RENDERER_H_
-#define _CELL_STATISTICS_RENDERER_H_
-
-#include <gtk/gtk.h>
-#include <gds-render/gds-utils/gds-statistics.h>
-
-G_BEGIN_DECLS
-
-G_DECLARE_FINAL_TYPE(CellStatisticsRenderer, cell_statistics_renderer, GDS_RENDER, CELL_STAT_RENDERER, GtkCellRendererText)
-#define TYPE_GDS_RENDER_CELL_STAT_RENDERER (cell_statistics_renderer_get_type())
-
-typedef struct _CellStatisticsRenderer {
-    GtkCellRendererText super;
-} CellStatisticsRenderer;
-
-/**
- * @brief New Cell statistics renderer
- * @return GObject
- */
-GtkCellRenderer *cell_statistics_renderer_new(void);
-
-G_END_DECLS
-
-#endif /* _CELL_STATISTICS_RENDERER_H_ */
-
-/** @} */

include/gds-render/command-line.h

@@ -71,14 +71,6 @@ int command_line_convert_gds(const char *gds_name,
 			     gboolean tex_layers,
 			     double scale);
 
-/**
- * @brief Analyze the given GDS file
- * @param format Output format of the analysis result
- * @param gds_name GDS file name
- * @return 0 if successful
- */
-int command_line_analyze_lib(const char *format, const char *gds_name);
-
 #endif /* _COMMAND_LINE_H_ */
 
 /** @} */

include/gds-render/gds-utils/gds-parser.h

@@ -48,11 +48,9 @@
  *
  * @param[in] filename Path to the GDS file
  * @param[in,out] library_array GList Pointer.
- * @param[in] parsing_options Parsing options.
  * @return 0 if successful
  */
-int parse_gds_from_file(const char *filename, GList **library_array,
+int parse_gds_from_file(const char *filename, GList **library_array);
-                        const struct gds_library_parsing_opts *parsing_options);
 
 /**
  * @brief Deletes all libraries including cells, references etc.

include/gds-render/gds-utils/gds-types.h

@@ -65,22 +65,6 @@ struct gds_point {
 	int y;
 };
 
-struct gds_cell_statistics {
-    size_t gfx_count;
-    size_t vertex_count;
-    size_t total_vertex_count;
-    size_t total_gfx_count;
-    size_t reference_count;
-};
-
-struct gds_lib_statistics {
-    size_t gfx_count;
-    size_t vertex_count;
-    size_t reference_count;
-    size_t cell_count;
-};
-
-
 /**
  * @brief Stores the result of the cell checks.
  */
@@ -143,14 +127,6 @@ struct gds_cell {
 	GList *graphic_objs; /**< @brief List of #gds_graphics */
 	struct gds_library *parent_library; /**< @brief Pointer to parent library */
 	struct gds_cell_checks checks; /**< @brief Checking results */
-    struct gds_cell_statistics stats; /**< @brief Optional statistic info */
-};
-
-/**
- * @brief Options, hwo this liobrary was parsed.
- */
-struct gds_library_parsing_opts {
-    int simplified_polygons; /**< @brief Polygons have been simplified. Coincident end point removed. */
 };
 
 /**
@@ -160,14 +136,11 @@ struct gds_library {
 	char name[CELL_NAME_MAX];
 	struct gds_time_field mod_time;
 	struct gds_time_field access_time;
-    struct gds_library_parsing_opts parsing_opts;
 	double unit_in_meters;  /**< Length of a database unit in meters */
 	GList *cells; /**< List of #gds_cell that contains all cells in this library*/
 	GList *cell_names /**< List of strings that contains all cell names */;
-    struct gds_lib_statistics stats;
 };
 
-
 /** @} */
 
 #endif /* __GDS_TYPES_H__ */

include/gds-render/layer/layer-selector.h

@@ -130,13 +130,6 @@ void layer_selector_auto_name_layers(LayerSelector *layer_selector, gboolean ove
  */
 gboolean layer_selector_contains_elements(LayerSelector *layer_selector);
 
-/**
- * @brief Get number of layer elements that are named
- * @param[in] layer_selector Layer selector
- * @return Number of layers with a name != NULL or != ""
- */
-size_t layer_selector_num_of_named_elements(LayerSelector *layer_selector);
-
 G_END_DECLS
 
 #endif /* __LAYER_SELECTOR_H__ */

include/gds-render/output-renderers/cairo-renderer.h

@@ -38,7 +38,7 @@ G_DECLARE_FINAL_TYPE(CairoRenderer, cairo_renderer, GDS_RENDER, CAIRO_RENDERER,
 
 #define GDS_RENDER_TYPE_CAIRO_RENDERER (cairo_renderer_get_type())
 
-#define MAX_LAYERS (5000) /**< \brief Maximum layer count the output renderer can process. Typically GDS only specifies up to 255 layers.*/
+#define MAX_LAYERS (300) /**< \brief Maximum layer count the output renderer can process. Typically GDS only specifies up to 255 layers.*/
 
 /**
  * @brief Create new CairoRenderer for SVG output

include/gds-render/output-renderers/external-renderer-interfaces.h

@@ -37,6 +37,11 @@
  */
 #define EXPORT_FUNC __attribute__((visibility("default")))
 
+/**
+ * @brief This define is used to export a variable symbol from a shared object
+ */
+#define EXPORT_VAR EXPORT_FUNC
+
 /**
  * @brief Function name expected to be found in external library for rendering.
  *
@@ -56,6 +61,15 @@
  */
 #define EXTERNAL_LIBRARY_INIT_FUNCTION exported_init
 
+/**
+ * @brief Function name expected to be found in external library for finalizing.
+ *
+ * @code
+ * int EXTERNAL_LIBRARY_FINALIZE_FUNCTION(void);
+ * @endcode
+ */
+#define EXTERNAL_LIBRARY_FINALIZE_FUNCTION exported_finalize
+
 /**
  * @brief Global integer specified by an external renderer to signal, that the init and render functions shall be executed in a subprocess
  *
@@ -67,10 +81,29 @@
 /**
  * @brief Define for declaring the exported functions.
  *
- * This not only helps with the declaration but also makes the symbols visible, so they can be called form outside the library
+ * This not only helps with the declaration but also makes the symbols visible, so they can be called from outside the library
  */
 #define EXPORTED_FUNC_DECL(FUNC) EXPORT_FUNC FUNC
 
+/**
+ * @brief Define for declaring exported variables
+ *
+ * This not only helps with the declaration but also makes the symbols visible, so they can be accessed from outside the library
+ */
+#define EXPORTED_VAR_DECL(VAR) EXPORT_VAR VAR
+
+/**
+ * @brief Define for declaring variables based on a define expansion
+ * @note If you want to declare an exported variable use @ref EXPORTED_VAR_DECL
+ */
+#define VAR_DECL(VAR) VAR
+
+/**
+ * @brief Define for declaring functions based on a define expansion
+ * @note If you want to declare an exported function use @ref EXPORTED_FUNC_DECL
+ */
+#define FUNC_DECL(FUNC) FUNC
+
 /** @} */
 
 #endif /* __EXTERNAL_RENDERER_INTERFACES_H__ */

layer/color-palette.c

@@ -238,7 +238,6 @@ static void color_palette_dispose(GObject *gobj)
 	if (palette->color_array) {
 		palette->color_array_length = 0;
 		free(palette->color_array);
-		palette->color_array = NULL;
 	}
 
 	/* Chain up to parent class */

layer/layer-selector.c

@@ -822,10 +822,12 @@ void layer_selector_auto_color_layers(LayerSelector *layer_selector, ColorPalett
 	unsigned int color_count;
 	GdkRGBA color;
 
-	g_return_if_fail(GDS_RENDER_IS_COLOR_PALETTE(palette));
+	if (GDS_RENDER_IS_COLOR_PALETTE(palette) == FALSE || LAYER_IS_SELECTOR(layer_selector) == FALSE)
-	g_return_if_fail(LAYER_IS_SELECTOR(layer_selector));
+		return;
-	g_return_if_fail(global_alpha > 0);
+	if (global_alpha <= 0)
-	g_return_if_fail(GTK_IS_LIST_BOX(layer_selector->list_box));
+		return;
+	if (GTK_IS_LIST_BOX(layer_selector->list_box) == FALSE)
+		return;
 
 	le_list = gtk_container_get_children(GTK_CONTAINER(layer_selector->list_box));
 
@@ -896,31 +898,4 @@ gboolean layer_selector_contains_elements(LayerSelector *layer_selector)
 	return (layer_element_list ? TRUE : FALSE);
 }
 
-size_t layer_selector_num_of_named_elements(LayerSelector *layer_selector)
-{
-	GList *le_list;
-	GList *le_list_ptr;
-	LayerElement *le;
-	const char *layer_name;
-	size_t count = 0U;
-
-	g_return_val_if_fail(LAYER_IS_SELECTOR(layer_selector), 0U);
-
-	le_list = gtk_container_get_children(GTK_CONTAINER(layer_selector->list_box));
-
-	for (le_list_ptr = le_list; le_list_ptr != NULL; le_list_ptr = g_list_next(le_list_ptr)) {
-		le = LAYER_ELEMENT(le_list_ptr->data);
-		if (!le)
-			continue;
-		layer_name = layer_element_get_name(le);
-
-		if (layer_name && *layer_name) {
-			/* Layer name is not empty. Count it */
-			count++;
-		}
-	}
-
-	return count;
-}
-
 /** @} */

main.c

@@ -201,7 +201,7 @@ static int start_gui(int argc, char **argv)
 	application_domain = g_string_new(NULL);
 	g_string_printf(application_domain, "de.shimatta.gds_render_%s", _app_git_commit);
 
-    gapp = gtk_application_new(application_domain->str, G_APPLICATION_DEFAULT_FLAGS);
+	gapp = gtk_application_new(application_domain->str, G_APPLICATION_FLAGS_NONE);
 	g_string_free(application_domain, TRUE);
 
 	g_application_register(G_APPLICATION(gapp), NULL, NULL);
@@ -262,8 +262,6 @@ int main(int argc, char **argv)
 	gchar *cellname = NULL;
 	gchar **renderer_args = NULL;
 	gboolean version = FALSE, pdf_standalone = FALSE, pdf_layers = FALSE;
-	gboolean analyze = FALSE;
-	gchar *format = NULL;
 	int scale = 1000;
 	int app_status = 0;
 	struct external_renderer_params so_render_params;
@@ -277,8 +275,6 @@ int main(int argc, char **argv)
 
 	GOptionEntry entries[] = {
 		{"version", 'v', 0, G_OPTION_ARG_NONE, &version, _("Print version"), NULL},
-		{"analyze", 'A', 0, G_OPTION_ARG_NONE, &analyze, _("Anaylze GDS file"), NULL},
-		{"format", 'f', 0, G_OPTION_ARG_STRING, &format, _("Output format of analysis result, Default simple"), "[simple | pretty | cellsonly]"},
 		{"renderer", 'r', 0, G_OPTION_ARG_STRING_ARRAY, &renderer_args,
 			_("Renderer to use. Can be used multiple times."), "pdf|svg|tikz|ext"},
 		{"scale", 's', 0, G_OPTION_ARG_INT, &scale, _("Divide output coordinates by <SCALE>"), "<SCALE>" },
@@ -324,13 +320,10 @@ int main(int argc, char **argv)
 		for (i = 2; i < argc; i++)
 			printf(_("Ignored argument: %s"), argv[i]);
 
-		if (analyze) {
-			app_status = command_line_analyze_lib(format, gds_name);
-		} else {
 		app_status =
 			command_line_convert_gds(gds_name, cellname, renderer_args, output_paths, mappingname,
 						 &so_render_params, pdf_standalone, pdf_layers, scale);
-		}
+
 	} else {
 		app_status = start_gui(argc, argv);
 	}

output-renderers/cairo-renderer.c

@@ -371,6 +371,8 @@ static int cairo_renderer_render_cell_to_vector_file(GdsOutputRenderer *renderer
 	for (info_list = layer_infos; info_list != NULL; info_list = g_list_next(info_list)) {
 		linfo = (struct layer_info *)info_list->data;
 
+		dprintf(comm_pipe[1], _("Exporting layer %d to file\n"), linfo->layer);
+
 		if (linfo->layer >= MAX_LAYERS) {
 			printf(_("Layer outside of spec.\n"));
 			continue;
@@ -379,8 +381,6 @@ static int cairo_renderer_render_cell_to_vector_file(GdsOutputRenderer *renderer
 		if (!linfo->render)
 			continue;
 
-		dprintf(comm_pipe[1], _("Exporting layer %d to file\n"), linfo->layer);
-
 		if (pdf_file && pdf_cr) {
 			cairo_set_source_surface(pdf_cr, layers[linfo->layer].rec, -xmin, -ymin);
 			cairo_paint_with_alpha(pdf_cr, linfo->color.alpha);

output-renderers/external-renderer.c

@@ -67,6 +67,7 @@ static int external_renderer_render_cell(struct gds_cell *toplevel_cell, GList *
 {
 	int (*so_render_func)(struct gds_cell *, GList *, const char *, double) = NULL;
 	int (*so_init_func)(const char *, const char *) = NULL;
+	int (*so_finalize_func)(void) = NULL;
 	void *so_handle = NULL;
 	char *error_msg;
 	int forking_req;
@@ -94,7 +95,7 @@ static int external_renderer_render_cell(struct gds_cell *toplevel_cell, GList *
 	so_render_func = (int (*)(struct gds_cell *, GList *, const char *, double))
 				dlsym(so_handle, xstr(EXTERNAL_LIBRARY_RENDER_FUNCTION));
 	error_msg = dlerror();
-	if (error_msg != NULL) {
+	if (error_msg) {
 		fprintf(stderr, _("Rendering function not found in library:\n%s\n"), error_msg);
 		goto ret_close_so_handle;
 	}
@@ -102,8 +103,16 @@ static int external_renderer_render_cell(struct gds_cell *toplevel_cell, GList *
 	/* Load the init function */
 	so_init_func = (int (*)(const char *, const char *))dlsym(so_handle, xstr(EXTERNAL_LIBRARY_INIT_FUNCTION));
 	error_msg = dlerror();
-	if (error_msg != NULL) {
+	if (error_msg) {
-		fprintf(stderr, _("Init function not found in library:\n%s\n"), error_msg);
+		fprintf(stderr, _("Rendering function not found in library:\n%s\n"), error_msg);
+		goto ret_close_so_handle;
+	}
+
+	/* Load the finalize function */
+	so_finalize_func = (int (*)(void))dlsym(so_handle, xstr(EXTERNAL_LIBRARY_FINALIZE_FUNCTION));
+	error_msg = dlerror();
+	if (error_msg) {
+		fprintf(stderr, "Finalize function not found in library:\n%s\n", error_msg);
 		goto ret_close_so_handle;
 	}
 
@@ -128,6 +137,9 @@ static int external_renderer_render_cell(struct gds_cell *toplevel_cell, GList *
 	if (!ret)
 		ret = so_render_func(toplevel_cell, layer_info_list, output_file, scale);
 
+	/* Finalize the external renderer */
+	ret |= so_finalize_func();
+
 	/* If we are in a separate process, terminate here */
 	if (forking_req)
 		exit(ret);

output-renderers/latex-renderer.c

@@ -370,7 +370,7 @@ static int latex_renderer_render_output(GdsOutputRenderer *renderer,
 						l_renderer->pdf_layers, l_renderer->tex_standalone, renderer);
 		fclose(tex_file);
 	} else {
-        g_warning(_("Could not open LaTeX output file"));
+		g_error(_("Could not open LaTeX output file"));
 	}
 
 	if (settings)

plugins/CMakeLists.txt

@@ -1,2 +1,4 @@
 add_subdirectory(plugin-example)
-add_custom_target(plugins DEPENDS pluginexample)
+add_subdirectory(python-renderer)
+
+add_custom_target(plugins DEPENDS pluginexample pythonrenderer)

plugins/plugin-example/CMakeLists.txt

@@ -1,12 +1,11 @@
 project(pluginexample)
-cmake_minimum_required(VERSION 2.8...3.18)
+cmake_minimum_required(VERSION 2.8)
 find_package(PkgConfig REQUIRED)
-pkg_search_module(PYTHON REQUIRED python3)
 
 aux_source_directory(src SOURCES)
 
-include_directories(${PYTHON_INCLUDE_DIRS} ${CMAKE_CURRENT_SOURCE_DIR}/include)
+include_directories(${CMAKE_CURRENT_SOURCE_DIR}/include)
-link_libraries(${PYTHON_LDFLAGS} version)
+link_libraries(version)
 
 add_library(${PROJECT_NAME} SHARED EXCLUDE_FROM_ALL ${SOURCES})
 add_dependencies(${PROJECT_NAME} version)

plugins/plugin-example/src/plugin-main.c

@@ -25,7 +25,6 @@
  * @{
  */
 
-
 #include <stdio.h>
 #include <glib.h>
 #include <gds-render/gds-utils/gds-types.h>
@@ -46,4 +45,10 @@ int EXPORTED_FUNC_DECL(EXTERNAL_LIBRARY_INIT_FUNCTION)(const char *params, const
 	return 0;
 }
 
+int EXPORTED_FUNC_DECL(EXTERNAL_LIBRARY_FINALIZE_FUNCTION)(void)
+{
+	printf("Finalize function called.\n");
+	return 0;
+}
+
 /** @} */

plugins/python-renderer/CMakeLists.txt

@@ -0,0 +1,34 @@
+project(pythonrenderer)
+cmake_minimum_required(VERSION 2.8.8)
+find_package(PythonLibs)
+
+if(NOT WIN32)
+  string(ASCII 27 Esc)
+  set(ColorReset "${Esc}[m")
+  set(ColorBold  "${Esc}[1m")
+  set(Red         "${Esc}[31m")
+  set(Green       "${Esc}[32m")
+  set(Yellow      "${Esc}[33m")
+  set(Blue        "${Esc}[34m")
+  set(Magenta     "${Esc}[35m")
+  set(Cyan        "${Esc}[36m")
+  set(White       "${Esc}[37m")
+  set(BoldRed     "${Esc}[1;31m")
+  set(BoldGreen   "${Esc}[1;32m")
+  set(BoldYellow  "${Esc}[1;33m")
+  set(BoldBlue    "${Esc}[1;34m")
+  set(BoldMagenta "${Esc}[1;35m")
+  set(BoldCyan    "${Esc}[1;36m")
+  set(BoldWhite   "${Esc}[1;37m")
+endif()
+
+aux_source_directory(src SOURCES)
+
+include_directories(${PYTHON_INCLUDE_DIRS} ${CMAKE_CURRENT_SOURCE_DIR}/include)
+link_libraries(${PYTHON_LIBRARIES} version)
+
+message("${BoldCyan}Python version found: ${PYTHONLIBS_VERSION_STRING}${ColorReset}")
+
+add_library(${PROJECT_NAME} SHARED EXCLUDE_FROM_ALL ${SOURCES})
+add_dependencies(${PROJECT_NAME} version)
+

plugins/python-renderer/include/python-renderer/force-fork.h

@@ -0,0 +1,43 @@
+/*
+ * GDSII-Converter Python Plugin
+ * Copyright (C) 2019  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/>.
+ */
+
+/**
+ * @file force-fork.h
+ * @brief Header file force fork variabel definition.
+ *
+ * This file makes the force fork variable accessible.
+ * Actually this is kind of useless. However, here it is :)
+ * @author Mario Hüttel <mario.huettel@gmx.net>
+ */
+
+#ifndef __PYTHON_PLUGIN_FORCE_FORK_H__
+#define __PYTHON_PLUGIN_FORCE_FORK_H__
+
+/**
+ * @addtogroup python-plugin
+ * @{
+ */
+#include <gds-render/output-renderers/external-renderer-interfaces.h>
+
+extern const int VAR_DECL(EXTERNAL_LIBRARY_FORK_REQUEST);
+
+/** @} */
+
+#endif /* __PYTHON_PLUGIN_FORCE_FORK_H__ */
+

plugins/python-renderer/include/python-renderer/gds-render-module.h

@@ -0,0 +1,49 @@
+/*
+ * GDSII-Converter Python Plugin
+ * Copyright (C) 2019  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/>.
+ */
+
+/**
+ * @file gds-render-module.h
+ * @brief Header file for the gds-render python module implementation
+ * @author Mario Hüttel <mario.huettel@gmx.net>
+ */
+
+#ifndef __GDS_RENDER_MODULE_H__
+#define __GDS_RENDER_MODULE_H__
+
+/**
+ * @addtogroup python-renderer
+ * @{
+ */
+
+#include <Python.h>
+
+/**
+ * @brief The gds_render python module name as string
+ */
+#define GDS_RENDER_MOD_NAME "gds_render"
+
+/**
+ * @brief Set up the gds_render python module
+ * @return New module reference
+ */
+PyObject *init_gds_render_module();
+
+/** @} */
+
+#endif /* __GDS_RENDER_MODULE_H__ */

plugins/python-renderer/include/python-renderer/glist.h

@@ -0,0 +1,50 @@
+/*
+ * GDSII-Converter Python Plugin
+ * Copyright (C) 2020  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/>.
+ */
+
+/**
+ * @file python-renderer/glist.c
+ * @author Mario Hüttel <mario.huettel@gmx.net>
+ */
+
+/**
+ * @defgroup python-plugin-glist GList wrapper for python
+ * @ingroup python-plugin
+ * This is a wrapping class for GLists
+ * @addtogroup python-plugin-glist
+ * @{
+ */
+
+#ifndef __GLIST_H__
+#define __GLIST_H__
+
+#ifndef PY_SSIZE_T_CLEAN
+#define PY_SSIZE_T_CLEAN
+#endif
+#include <Python.h>
+#include <glib.h>
+
+extern PyTypeObject GListType;
+
+typedef struct _GListObject GListObject;
+
+void glist_set_head_ptr(GListObject *self, GList *head);
+
+#endif /* __GLIST_H__ */
+
+/** @} */

plugins/python-renderer/src/force-fork.c

@@ -1,6 +1,6 @@
 /*
- * GDSII-Converter
+ * GDSII-Converter Python Plugin
- * Copyright (C) 2018  Mario Hüttel <mario.huettel@gmx.net>
+ * Copyright (C) 2019  Mario Hüttel <mario.huettel@gmx.net>
  *
  * This file is part of GDSII-Converter.
  *
@@ -18,25 +18,20 @@
  */
 
 /**
- * @file gds-parser.h
+ * @file python-renderer/force-fork.c
- * @brief Header file for the GDS statistics
  * @author Mario Hüttel <mario.huettel@gmx.net>
  */
 
-#ifndef _GDS_STATISTICS_H_
+#include <python-renderer/force-fork.h>
-#define _GDS_STATISTICS_H_
 
 /**
- * @addtogroup GDS-Utilities
+ * @addtogroup python-plugin
  * @{
  */
 
-#include <glib.h>
+/* The precense of this variable tells the gds-render application to execute this plugin in a separate process
-
+ * The variable's value is don't care
-#include <gds-render/gds-utils/gds-types.h>
+ */
-
+const int EXPORTED_VAR_DECL(EXTERNAL_LIBRARY_FORK_REQUEST) = 1;
-void gds_statistics_calc_cummulative_counts_in_lib(struct gds_library *lib);
 
 /** @} */
-
-#endif				/* _GDS_STATISTICS_H_ */

plugins/python-renderer/src/gds-render-module.c

@@ -0,0 +1,100 @@
+/*
+ * GDSII-Converter Python Plugin
+ * Copyright (C) 2019  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/>.
+ */
+
+/**
+ * @file gds-render-module.c
+ * @brief Gds-render python module implementation
+ * @author Mario Hüttel <mario.huettel@gmx.net>
+ */
+
+#include <python-renderer/gds-render-module.h>
+#include <gds-render/gds-utils/gds-types.h>
+#include <python-renderer/glist.h>
+
+static PyObject *test(PyObject *self, PyObject *args)
+{
+	long int i;
+
+	if(!PyArg_ParseTuple(args, "l:get_number", &i))
+		return NULL;
+
+	i *= i;
+
+	return PyLong_FromLong(i);
+}
+
+static PyMethodDef gds_render_methods[] = {
+	{"get_number", test, METH_VARARGS, "Return the number of arguments received by the process."},
+	{NULL, NULL, 0, NULL}
+};
+
+static PyModuleDef gds_render_module_def = {
+	PyModuleDef_HEAD_INIT,
+	.m_name = GDS_RENDER_MOD_NAME,
+	.m_doc = "GDS Render Base App Module",
+	.m_size = -1,
+	.m_methods = gds_render_methods,
+	NULL, NULL, NULL, NULL
+};
+
+static int gds_render_module_check_types_ready()
+{
+	if (!PyType_Ready(&GListType))
+		return -1;
+
+	return 0;
+}
+
+static int gds_render_module_add_types(PyObject *module)
+{
+	int err;
+
+	Py_INCREF(&GListType);
+	err = PyModule_AddObject(module, "GdsPoint", (PyObject *)&GListType);
+	if (err < 0) {
+		goto decref_glist;
+	}
+
+	return 0;
+
+decref_glist:
+	Py_DECREF(&GListType);
+	return -1;
+}
+
+PyObject *init_gds_render_module(void)
+{
+	int err;
+	PyObject *gds_render_module;
+
+	if (gds_render_module_check_types_ready())
+		return NULL;
+
+	gds_render_module = PyModule_Create(&gds_render_module_def);
+
+	err = gds_render_module_add_types(gds_render_module);
+	if (err) {
+		Py_DECREF(gds_render_module);
+		gds_render_module = NULL;
+		goto return_module;
+	}
+
+return_module:
+	return gds_render_module;
+}

plugins/python-renderer/src/glist.c

@@ -0,0 +1,72 @@
+/*
+ * GDSII-Converter Python Plugin
+ * Copyright (C) 2020  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/>.
+ */
+
+/**
+ * @file python-renderer/glist.c
+ * @author Mario Hüttel <mario.huettel@gmx.net>
+ */
+
+/**
+ * @defgroup python-plugin-glist GList wrapper for python
+ * @ingroup python-plugin
+ * This is a wrapping class for GLists
+ * This wrpper acts as a read only access to the lists
+ *
+ * @addtogroup python-plugin-glist
+ * @{
+ */
+
+#include <python-renderer/glist.h>
+
+struct _GListObject {
+	PyObject_HEAD
+	GList *head;
+	size_t len;
+};
+
+static PyObject *glist_to_list(GListObject *self, PyObject *Py_UNUSED(ignored))
+{
+	return Py_BuildValue("");
+}
+
+static PyMethodDef glist_methods[] = {
+	{"tolist", (PyCFunction)glist_to_list, METH_NOARGS, "Convert GList to editable list"}
+};
+
+void glist_set_head_ptr(GListObject *self, GList *head)
+{
+	if (!self || !head)
+		return;
+
+	self->head = head;
+	self->len = g_list_length(self->head);
+}
+
+PyTypeObject GListType = {
+	PyVarObject_HEAD_INIT(NULL, 0)
+	.tp_name = "gds_render.GList",
+	.tp_doc = "Read only GList",
+	.tp_basicsize = sizeof(GListObject),
+	.tp_itemsize = 0,
+	.tp_flags = Py_TPFLAGS_DEFAULT,
+	.tp_new = PyType_GenericNew,
+	.tp_methods = glist_methods
+};
+
+/** @} */

plugins/python-renderer/src/plugin-main.c

@@ -0,0 +1,173 @@
+/*
+ * GDSII-Converter Python Plugin
+ * Copyright (C) 2019  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/>.
+ */
+
+/**
+ * @file python-renderer/plugin-main.c
+ * @author Mario Hüttel <mario.huettel@gmx.net>
+ */
+
+/**
+ * @defgroup python-plugin Python Plugin for External Renderer
+ * @ingroup plugins
+ * This is a plugin for calling an external python script as renderer
+ * @addtogroup python-plugin
+ * @{
+ */
+
+#include <stdio.h>
+#include <libgen.h>
+#include <glib.h>
+#include <unistd.h>
+#include <Python.h>
+
+#include <gds-render/gds-utils/gds-types.h>
+#include <gds-render/output-renderers/external-renderer-interfaces.h>
+
+#include <python-renderer/gds-render-module.h>
+
+/**
+ * @brief Global variable for loaded module. This is not very nice.
+ * @warning This has to be changed, if this api wants to be re-entrant.
+ */
+static PyObject *p_module = NULL;
+
+int EXPORTED_FUNC_DECL(EXTERNAL_LIBRARY_RENDER_FUNCTION)(struct gds_cell *toplevel, GList *layer_info_list, const char *output_file_name, double scale)
+{
+	int ret = 0;
+	PyObject *p_render_func;
+	PyObject *p_return_value;
+
+	if (!toplevel)
+		return -1000;
+	if (!p_module)
+		return -2000;
+
+	printf("Rendering %s\n", toplevel->name);
+
+	p_render_func = PyObject_GetAttrString(p_module, "test_func");
+	if (!p_render_func && !PyCallable_Check(p_render_func)) {
+		if (PyErr_Occurred())
+			PyErr_Print();
+		else
+			fprintf(stderr, "Function not found in python module\n");
+
+		ret = -1;
+		goto return_value;
+	}
+
+	p_return_value = PyObject_CallObject(p_render_func, NULL);
+	if (p_return_value) {
+		printf("Result of call: %ld\n", PyLong_AsLong(p_return_value));
+		Py_DECREF(p_return_value);
+	}
+
+	Py_XDECREF(p_render_func);
+
+return_value:
+	return ret;
+}
+
+int EXPORTED_FUNC_DECL(EXTERNAL_LIBRARY_INIT_FUNCTION)(const char *params, const char *version)
+{
+	int ret = 0;
+	PyObject *p_name;
+	PyObject *p_sys_path;
+	PyObject *p_mod_dir_string;
+	PyObject *gds_render_module;
+	char file_path[PATH_MAX];
+	char *file_path_for_dir;
+	char *file_path_for_base;
+	char *dir_name;
+	char *base_name;
+
+	if (!params || !version)
+		return -1000;
+
+	printf("Init with params: %s\ngds-render version: %s\n", params, version);
+
+	ret = PyImport_AppendInittab("gds_render", &init_gds_render_module);
+	if (ret) {
+		ret = -1;
+		fprintf(stderr, "Registration of gds_render python module failed\n");
+		goto return_value;
+	}
+
+	Py_Initialize();
+
+	if (!realpath(params, file_path)) {
+		ret = -2;
+		fprintf(stderr, "Invalid file name.\n");
+		goto return_value;
+	}
+
+	file_path_for_dir = strdup(file_path);
+	if (!file_path_for_dir) {
+		ret = -3;
+		goto return_value;
+	}
+
+	file_path_for_base = strdup(file_path);
+	if (!file_path_for_base) {
+		ret = -3;
+		free (file_path_for_dir);
+		goto return_value;
+	}
+
+	dir_name = dirname(file_path_for_dir);
+	base_name = basename(file_path_for_base);
+
+	printf("Dir name : %s\n BAse name: %s\n", dir_name, base_name);
+
+	p_sys_path = PySys_GetObject("path");
+	p_mod_dir_string = PyUnicode_FromString(dir_name);
+	PyList_Append(p_sys_path, p_mod_dir_string);
+	Py_DECREF(p_mod_dir_string);
+
+	p_name = PyUnicode_DecodeFSDefault(strtok(base_name, "."));
+	p_module = PyImport_Import(p_name);
+	Py_DECREF(p_name);
+
+	if (!p_module) {
+		PyErr_Print();
+		fprintf(stderr, "Failed to load %s\n", params);
+		ret = -1;
+		goto return_value;
+	}
+
+	free(file_path_for_dir);
+	free(file_path_for_base);
+
+return_value:
+	return ret;
+}
+
+int EXPORTED_FUNC_DECL(EXTERNAL_LIBRARY_FINALIZE_FUNCTION)(void)
+{
+	int ret;
+
+	printf("Finalizing\n");
+
+	if (p_module)
+		Py_DECREF(p_module);
+
+	ret = Py_FinalizeEx();
+	return ret;
+}
+
+/** @} */

resources/layer-widget.glade

@@ -1,26 +1,26 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<!-- Generated with glade 3.38.2 -->
+<!-- Generated with glade 3.22.1 -->
 <interface>
   <requires lib="gtk+" version="3.20"/>
   <object class="GtkAdjustment" id="adjustment1">
     <property name="upper">1</property>
     <property name="value">1</property>
-    <property name="step-increment">0.01</property>
+    <property name="step_increment">0.01</property>
-    <property name="page-increment">0.10</property>
+    <property name="page_increment">0.10000000000000001</property>
   </object>
   <object class="GtkBox" id="box">
     <property name="visible">True</property>
-    <property name="can-focus">False</property>
+    <property name="can_focus">False</property>
     <property name="spacing">3</property>
     <child>
       <object class="GtkEventBox" id="event-box">
         <property name="visible">True</property>
-        <property name="can-focus">False</property>
+        <property name="can_focus">False</property>
         <child>
           <object class="GtkImage">
             <property name="visible">True</property>
-            <property name="can-focus">False</property>
+            <property name="can_focus">False</property>
-            <property name="icon-name">open-menu-symbolic</property>
+            <property name="stock">gtk-justify-fill</property>
           </object>
         </child>
       </object>
@@ -33,7 +33,7 @@
     <child>
       <object class="GtkLabel" id="layer">
         <property name="visible">True</property>
-        <property name="can-focus">False</property>
+        <property name="can_focus">False</property>
         <property name="label" translatable="yes">label</property>
       </object>
       <packing>
@@ -45,9 +45,9 @@
     <child>
       <object class="GtkColorButton" id="color">
         <property name="visible">True</property>
-        <property name="can-focus">True</property>
+        <property name="can_focus">True</property>
-        <property name="receives-default">True</property>
+        <property name="receives_default">True</property>
-        <property name="use-alpha">True</property>
+        <property name="use_alpha">True</property>
         <property name="title" translatable="yes">Select Layer Color and Opacity</property>
         <property name="rgba">rgb(0,0,0)</property>
       </object>
@@ -61,9 +61,9 @@
       <object class="GtkCheckButton" id="export">
         <property name="label" translatable="yes">Export Layer</property>
         <property name="visible">True</property>
-        <property name="can-focus">True</property>
+        <property name="can_focus">True</property>
-        <property name="receives-default">False</property>
+        <property name="receives_default">False</property>
-        <property name="draw-indicator">True</property>
+        <property name="draw_indicator">True</property>
       </object>
       <packing>
         <property name="expand">False</property>
@@ -74,7 +74,7 @@
     <child>
       <object class="GtkEntry" id="entry">
         <property name="visible">True</property>
-        <property name="can-focus">True</property>
+        <property name="can_focus">True</property>
       </object>
       <packing>
         <property name="expand">True</property>

resources/main.glade

@@ -1,57 +1,145 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<!-- Generated with glade 3.38.2 -->
+<!-- Generated with glade 3.22.1 -->
 <interface>
   <requires lib="gtk+" version="3.20"/>
   <object class="GtkImage" id="auto-name-img">
     <property name="visible">True</property>
-    <property name="can-focus">False</property>
+    <property name="can_focus">False</property>
-    <property name="icon-name">format-text-rich-symbolic</property>
+    <property name="stock">gtk-edit</property>
   </object>
   <object class="GtkImage" id="color-img">
     <property name="visible">True</property>
-    <property name="can-focus">False</property>
+    <property name="can_focus">False</property>
-    <property name="icon-name">color-select-symbolic</property>
+    <property name="stock">gtk-select-color</property>
+  </object>
+  <object class="GtkImage" id="load-mapping-img">
+    <property name="visible">True</property>
+    <property name="can_focus">False</property>
+    <property name="stock">gtk-open</property>
+  </object>
+  <object class="GtkImage" id="save-mapping-img">
+    <property name="visible">True</property>
+    <property name="can_focus">False</property>
+    <property name="tooltip_text" translatable="yes">Save the current layer configuration to CSV</property>
+    <property name="stock">gtk-save-as</property>
   </object>
   <object class="GtkImage" id="select-all-img">
     <property name="visible">True</property>
-    <property name="can-focus">False</property>
+    <property name="can_focus">False</property>
-    <property name="icon-name">emblem-ok-symbolic</property>
+    <property name="stock">gtk-apply</property>
   </object>
   <object class="GtkImage" id="sort-down-img">
     <property name="visible">True</property>
-    <property name="can-focus">False</property>
+    <property name="can_focus">False</property>
-    <property name="icon-name">view-sort-descending-symbolic</property>
+    <property name="stock">gtk-sort-ascending</property>
   </object>
   <object class="GtkImage" id="sort-up-img">
     <property name="visible">True</property>
-    <property name="can-focus">False</property>
+    <property name="can_focus">False</property>
-    <property name="icon-name">view-sort-ascending-symbolic</property>
+    <property name="stock">gtk-sort-descending</property>
   </object>
   <object class="GtkWindow" id="main-window">
-    <property name="height-request">250</property>
+    <property name="height_request">250</property>
-    <property name="can-focus">False</property>
+    <property name="can_focus">False</property>
-    <property name="icon-name">gds-render</property>
+    <property name="icon_name">gds-render</property>
+    <child type="titlebar">
+      <object class="GtkHeaderBar" id="header-bar">
+        <property name="name">header</property>
+        <property name="visible">True</property>
+        <property name="can_focus">False</property>
+        <property name="title" translatable="yes">GDS-Render</property>
+        <property name="show_close_button">True</property>
+        <child>
+          <object class="GtkButton" id="button-load-gds">
+            <property name="label">gtk-open</property>
+            <property name="visible">True</property>
+            <property name="can_focus">True</property>
+            <property name="receives_default">True</property>
+            <property name="tooltip_text" translatable="yes">Open GDS2 Database</property>
+            <property name="use_stock">True</property>
+            <property name="always_show_image">True</property>
+            <style>
+              <class name="suggested-action"/>
+            </style>
+          </object>
+        </child>
+        <child>
+          <object class="GtkButton" id="button-load-mapping">
+            <property name="label" translatable="yes">Load Mapping</property>
+            <property name="visible">True</property>
+            <property name="sensitive">False</property>
+            <property name="can_focus">True</property>
+            <property name="receives_default">True</property>
+            <property name="tooltip_text" translatable="yes">Load the current layer configuration from CSV</property>
+            <property name="image">load-mapping-img</property>
+            <property name="always_show_image">True</property>
+            <style>
+              <class name="suggested-action"/>
+            </style>
+          </object>
+          <packing>
+            <property name="position">1</property>
+          </packing>
+        </child>
+        <child>
+          <object class="GtkButton" id="button-save-mapping">
+            <property name="label" translatable="yes">Save Mapping</property>
+            <property name="visible">True</property>
+            <property name="sensitive">False</property>
+            <property name="can_focus">True</property>
+            <property name="receives_default">True</property>
+            <property name="image">save-mapping-img</property>
+            <property name="always_show_image">True</property>
+            <style>
+              <class name="suggested-action"/>
+            </style>
+          </object>
+          <packing>
+            <property name="position">2</property>
+          </packing>
+        </child>
+        <child>
+          <object class="GtkButton" id="convert-button">
+            <property name="label">gtk-convert</property>
+            <property name="name">button-convert</property>
+            <property name="visible">True</property>
+            <property name="sensitive">False</property>
+            <property name="can_focus">True</property>
+            <property name="receives_default">True</property>
+            <property name="tooltip_text" translatable="yes">Convert selected cell</property>
+            <property name="use_stock">True</property>
+            <property name="always_show_image">True</property>
+            <style>
+              <class name="suggested-action"/>
+            </style>
+          </object>
+          <packing>
+            <property name="position">3</property>
+          </packing>
+        </child>
+      </object>
+    </child>
     <child>
       <object class="GtkBox">
         <property name="visible">True</property>
-        <property name="can-focus">False</property>
+        <property name="can_focus">False</property>
         <property name="orientation">vertical</property>
         <child>
           <object class="GtkBox">
             <property name="visible">True</property>
-            <property name="can-focus">False</property>
+            <property name="can_focus">False</property>
             <child>
               <object class="GtkBox">
                 <property name="visible">True</property>
-                <property name="can-focus">False</property>
+                <property name="can_focus">False</property>
                 <property name="orientation">vertical</property>
                 <child>
                   <object class="GtkSearchEntry" id="cell-search">
                     <property name="visible">True</property>
-                    <property name="can-focus">True</property>
+                    <property name="can_focus">True</property>
-                    <property name="primary-icon-name">edit-find-symbolic</property>
+                    <property name="primary_icon_name">edit-find-symbolic</property>
-                    <property name="primary-icon-activatable">False</property>
+                    <property name="primary_icon_activatable">False</property>
-                    <property name="primary-icon-sensitive">False</property>
+                    <property name="primary_icon_sensitive">False</property>
                   </object>
                   <packing>
                     <property name="expand">False</property>
@@ -62,15 +150,15 @@
                 <child>
                   <object class="GtkScrolledWindow">
                     <property name="visible">True</property>
-                    <property name="can-focus">True</property>
+                    <property name="can_focus">True</property>
-                    <property name="hscrollbar-policy">never</property>
+                    <property name="hscrollbar_policy">never</property>
-                    <property name="shadow-type">in</property>
+                    <property name="shadow_type">in</property>
                     <child>
                       <object class="GtkTreeView" id="cell-tree">
                         <property name="visible">True</property>
-                        <property name="can-focus">True</property>
+                        <property name="can_focus">True</property>
-                        <property name="enable-search">False</property>
+                        <property name="enable_search">False</property>
-                        <property name="enable-grid-lines">both</property>
+                        <property name="enable_grid_lines">both</property>
                         <child internal-child="selection">
                           <object class="GtkTreeSelection"/>
                         </child>
@@ -93,20 +181,20 @@
             <child>
               <object class="GtkBox">
                 <property name="visible">True</property>
-                <property name="can-focus">False</property>
+                <property name="can_focus">False</property>
                 <property name="orientation">vertical</property>
                 <child>
                   <object class="GtkBox">
                     <property name="visible">True</property>
-                    <property name="can-focus">False</property>
+                    <property name="can_focus">False</property>
                     <child>
                       <object class="GtkButton" id="button-up-sort">
                         <property name="visible">True</property>
-                        <property name="can-focus">True</property>
+                        <property name="can_focus">True</property>
-                        <property name="receives-default">True</property>
+                        <property name="receives_default">True</property>
-                        <property name="tooltip-text" translatable="yes">Sort layers ascending</property>
+                        <property name="tooltip_text" translatable="yes">Sort layers ascending</property>
                         <property name="image">sort-up-img</property>
-                        <property name="always-show-image">True</property>
+                        <property name="always_show_image">True</property>
                       </object>
                       <packing>
                         <property name="expand">False</property>
@@ -117,11 +205,11 @@
                     <child>
                       <object class="GtkButton" id="button-down-sort">
                         <property name="visible">True</property>
-                        <property name="can-focus">True</property>
+                        <property name="can_focus">True</property>
-                        <property name="receives-default">True</property>
+                        <property name="receives_default">True</property>
-                        <property name="tooltip-text" translatable="yes">Sort layers descending</property>
+                        <property name="tooltip_text" translatable="yes">Sort layers descending</property>
                         <property name="image">sort-down-img</property>
-                        <property name="always-show-image">True</property>
+                        <property name="always_show_image">True</property>
                       </object>
                       <packing>
                         <property name="expand">False</property>
@@ -132,11 +220,11 @@
                     <child>
                       <object class="GtkButton" id="auto-color-button">
                         <property name="visible">True</property>
-                        <property name="can-focus">True</property>
+                        <property name="can_focus">True</property>
-                        <property name="receives-default">True</property>
+                        <property name="receives_default">True</property>
-                        <property name="tooltip-text" translatable="yes">Automatically color layers</property>
+                        <property name="tooltip_text" translatable="yes">Automatically color layers</property>
                         <property name="image">color-img</property>
-                        <property name="always-show-image">True</property>
+                        <property name="always_show_image">True</property>
                       </object>
                       <packing>
                         <property name="expand">False</property>
@@ -147,11 +235,11 @@
                     <child>
                       <object class="GtkButton" id="button-select-all">
                         <property name="visible">True</property>
-                        <property name="can-focus">True</property>
+                        <property name="can_focus">True</property>
-                        <property name="receives-default">True</property>
+                        <property name="receives_default">True</property>
-                        <property name="tooltip-text" translatable="yes">Select all layers for export</property>
+                        <property name="tooltip_text" translatable="yes">Select all layers for export</property>
                         <property name="image">select-all-img</property>
-                        <property name="always-show-image">True</property>
+                        <property name="always_show_image">True</property>
                       </object>
                       <packing>
                         <property name="expand">False</property>
@@ -162,11 +250,11 @@
                     <child>
                       <object class="GtkButton" id="button-auto-name">
                         <property name="visible">True</property>
-                        <property name="can-focus">True</property>
+                        <property name="can_focus">True</property>
-                        <property name="receives-default">True</property>
+                        <property name="receives_default">True</property>
-                        <property name="tooltip-text" translatable="yes">Automatically name layers</property>
+                        <property name="tooltip_text" translatable="yes">Automatically name layers</property>
                         <property name="image">auto-name-img</property>
-                        <property name="always-show-image">True</property>
+                        <property name="always_show_image">True</property>
                       </object>
                       <packing>
                         <property name="expand">False</property>
@@ -184,19 +272,19 @@
                 <child>
                   <object class="GtkScrolledWindow">
                     <property name="visible">True</property>
-                    <property name="can-focus">True</property>
+                    <property name="can_focus">True</property>
-                    <property name="margin-top">1</property>
+                    <property name="margin_top">1</property>
-                    <property name="hscrollbar-policy">never</property>
+                    <property name="hscrollbar_policy">never</property>
-                    <property name="shadow-type">in</property>
+                    <property name="shadow_type">in</property>
                     <child>
                       <object class="GtkViewport">
                         <property name="visible">True</property>
-                        <property name="can-focus">False</property>
+                        <property name="can_focus">False</property>
                         <child>
                           <object class="GtkListBox" id="layer-list">
                             <property name="visible">True</property>
-                            <property name="can-focus">False</property>
+                            <property name="can_focus">False</property>
-                            <property name="selection-mode">none</property>
+                            <property name="selection_mode">none</property>
                           </object>
                         </child>
                       </object>
@@ -225,7 +313,7 @@
         <child>
           <object class="GtkBox" id="activity-bar">
             <property name="visible">True</property>
-            <property name="can-focus">False</property>
+            <property name="can_focus">False</property>
             <property name="orientation">vertical</property>
             <child>
               <placeholder/>
@@ -239,75 +327,5 @@
         </child>
       </object>
     </child>
-    <child type="titlebar">
-      <object class="GtkHeaderBar" id="header-bar">
-        <property name="name">header</property>
-        <property name="visible">True</property>
-        <property name="can-focus">False</property>
-        <property name="title" translatable="yes">GDS-Render</property>
-        <property name="show-close-button">True</property>
-        <child>
-          <object class="GtkButton" id="button-load-gds">
-            <property name="label">Open GDS</property>
-            <property name="visible">True</property>
-            <property name="can-focus">True</property>
-            <property name="receives-default">True</property>
-            <property name="tooltip-text" translatable="yes">Open GDS2 Database</property>
-            <style>
-              <class name="suggested-action"/>
-            </style>
-          </object>
-        </child>
-        <child>
-          <object class="GtkButton" id="button-load-mapping">
-            <property name="label" translatable="yes">Load Mapping</property>
-            <property name="visible">True</property>
-            <property name="sensitive">False</property>
-            <property name="can-focus">True</property>
-            <property name="receives-default">True</property>
-            <property name="tooltip-text" translatable="yes">Load the current layer configuration from CSV</property>
-            <style>
-              <class name="suggested-action"/>
-            </style>
-          </object>
-          <packing>
-            <property name="position">1</property>
-          </packing>
-        </child>
-        <child>
-          <object class="GtkButton" id="button-save-mapping">
-            <property name="label" translatable="yes">Save Mapping</property>
-            <property name="visible">True</property>
-            <property name="sensitive">False</property>
-            <property name="can-focus">True</property>
-            <property name="receives-default">True</property>
-            <style>
-              <class name="suggested-action"/>
-            </style>
-          </object>
-          <packing>
-            <property name="position">2</property>
-          </packing>
-        </child>
-        <child>
-          <object class="GtkButton" id="convert-button">
-            <property name="label">Convert Cell</property>
-            <property name="name">button-convert</property>
-            <property name="visible">True</property>
-            <property name="sensitive">False</property>
-            <property name="can-focus">True</property>
-            <property name="receives-default">True</property>
-            <property name="tooltip-text" translatable="yes">Convert selected cell</property>
-            <property name="always-show-image">True</property>
-            <style>
-              <class name="suggested-action"/>
-            </style>
-          </object>
-          <packing>
-            <property name="position">3</property>
-          </packing>
-        </child>
-      </object>
-    </child>
   </object>
 </interface>

test/CMakeLists.txt

@@ -22,7 +22,7 @@ if(NOT WIN32)
   set(BoldWhite   "${Esc}[1;37m")
 endif()
 
-cmake_minimum_required(VERSION 2.8...3.18)
+cmake_minimum_required(VERSION 2.8)
 find_package(PkgConfig REQUIRED)
 
 include_directories("${CMAKE_CURRENT_SOURCE_DIR}/catch-framework")