gds-render/gds-utils/gds-statistics.c

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/*
* GDSII-Converter
* Copyright (C) 2018 Mario Hüttel <mario.huettel@gmx.net>
*
* This file is part of GDSII-Converter.
*
* GDSII-Converter is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* GDSII-Converter is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GDSII-Converter. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @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;
}
}
/** @} */