openmv/lib/imlib/point.c
iabdalkader 4ded9fba91 common: Remove xalloc.
Originally meant to abstract gc_collect but we could just use
m_alloc and friends. Also was meant to provide functions like
alloc0, alloc_maybe etc.. which are all available in MP anyway.

Signed-off-by: iabdalkader <i.abdalkader@gmail.com>
2025-06-27 14:50:16 +02:00

45 lines
1.6 KiB
C

/*
* SPDX-License-Identifier: MIT
*
* Copyright (C) 2013-2024 OpenMV, LLC.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
* Point functions.
*/
#include "imlib.h"
point_t *point_alloc(int16_t x, int16_t y) {
point_t *p = m_malloc(sizeof(point_t));
p->x = x;
p->y = y;
return p;
}
bool point_equal(point_t *p1, point_t *p2) {
return ((p1->x == p2->x) && (p1->y == p2->y));
}
float point_distance(point_t *p1, point_t *p2) {
float sum = 0.0f;
sum += (p1->x - p2->x) * (p1->x - p2->x);
sum += (p1->y - p2->y) * (p1->y - p2->y);
return fast_sqrtf(sum);
}