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add trigonometric sub library, add function to calculate bounding box of polygon

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This commit is contained in:
Mario Hüttel
2018-07-27 21:00:30 +02:00
parent 13676deb34
commit d4517aa493
6 changed files with 165 additions and 2 deletions
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2
CMakeLists.txt
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@@ -18,6 +18,7 @@ aux_source_directory("tree-renderer" RENDERER_SOURCES)
aux_source_directory("gds-parser" PARSER_SOURCES)
aux_source_directory("latex-output" LATEX_SOURCES)
aux_source_directory("cairo-output" CAIRO_SOURCES)
aux_source_directory("trigonometric" TRIG_SOURCES)
set(SOURCE "main.c" "layer-selector.c" "mapping-parser.c" "command-line.c" "main-window.c")
set(SOURCE
@@ -27,6 +28,7 @@ set(SOURCE
${PARSER_SOURCES}
${LATEX_SOURCES}
${CAIRO_SOURCES}
${TRIG_SOURCES}
)
add_compile_options(-Wall)

4
gds-parser/gds-types.h
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@@ -35,8 +35,8 @@
#include <glib.h>
#define CELL_NAME_MAX (100) /**< @brief Maximum length of a gds_cell::name or a gds_library::name */
#define MIN(a,b) (((a) < (b)) ? (a) : (b)) /**< @brief Find return smaller number */
#define MAX(a,b) (((a) > (b)) ? (a) : (b)) /**< @brief Find return bigger number */
#define MIN(a,b) (((a) < (b)) ? (a) : (b)) /**< @brief Return smaller number */
#define MAX(a,b) (((a) > (b)) ? (a) : (b)) /**< @brief Return bigger number */
/** @brief Types of graphic objects */
enum graphics_type

58
trigonometric/bounding-box.c Normal file
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@@ -0,0 +1,58 @@
/*
* 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 bounding-box.c
* @brief Calculation of bounding boxes
* @author Mario Hüttel <mario.huettel@gmx.net>
*/
#include <stdio.h>
#include "bounding-box.h"
#define MIN(a,b) (((a) < (b)) ? (a) : (b)) /**< @brief Return smaller number */
#define MAX(a,b) (((a) > (b)) ? (a) : (b)) /**< @brief Return bigger number */
void bounding_box_calculate_polygon(GList *vertices, conv_generic_to_vector_2d_t conv_func, union bounding_box *box)
{
double xmin = DBL_MAX, xmax = DBL_MIN, ymin = DBL_MAX, ymax = DBL_MIN;
struct vector_2d temp_vec;
GList *list_item;
/* Check for errors */
if (!conv_func || !box || !vertices)
return;
for (list_item = vertices; list_item != NULL; list_item = g_list_next(list_item)) {
/* Convert generic vertex to vector_2d */
conv_func((void *)list_item->data, &temp_vec);
/* Update bounding coordinates with vertex */
xmin = MIN(xmin, temp_vec.x);
xmax = MAX(xmax, temp_vec.x);
ymin = MIN(ymin, temp_vec.y);
ymax = MAX(ymax, temp_vec.y);
}
/* Fill bounding box with results */
box->vectors.lower_left.x = xmin;
box->vectors.lower_left.y = ymin;
box->vectors.upper_right.x = xmax;
box->vectors.upper_right.y = ymax;
}

43
trigonometric/bounding-box.h Normal file
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@@ -0,0 +1,43 @@
/*
* 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 bounding-box.h
* @brief Header for calculation of bounding boxes
* @author Mario Hüttel <mario.huettel@gmx.net>
*/
#ifndef _BOUNDING_BOX_H_
#define _BOUNDING_BOX_H_
#include <glib.h>
#include "vector-operations.h"
union bounding_box {
struct _vectors {
struct vector_2d lower_left;
struct vector_2d upper_right;
} vectors;
struct vector_2d vector_array[2];
};
typedef void (*conv_generic_to_vector_2d_t)(void *, struct vector_2d *);
void bounding_box_calculate_polygon(GList *vertices, conv_generic_to_vector_2d_t conv_func, union bounding_box *box);
#endif /* _BOUNDING_BOX_H_ */

26
trigonometric/vector-operations.c Normal file
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@@ -0,0 +1,26 @@
/*
* 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 vector-operations.c
* @brief 2D Vector operations
* @author Mario Hüttel <mario.huettel@gmx.net>
*/
#include "vector-operations.h"

34
trigonometric/vector-operations.h Normal file
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@@ -0,0 +1,34 @@
/*
* 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 vector-operations.h
* @brief Header for 2D Vector operations
* @author Mario Hüttel <mario.huettel@gmx.net>
*/
#ifndef _VECTOR_OPERATIONS_H_
#define _VECTOR_OPERATIONS_H_
struct vector_2d {
double x;
double y;
};
#endif /* _VECTOR_OPERATIONS_H_ */