mirror/motion
1
0
Fork 0
mirror of https://github.com/Motion-Project/motion.git synced 2026-05-19 03:55:43 -04:00
Code Issues Packages Projects Releases Wiki Activity

Remove pow function

Browse Source
This commit is contained in:
MrDave
2021-06-30 17:53:15 -06:00
committed by Mr-Dave
parent 135d6b0008
commit 54d4efa2b3
1 changed files with 10 additions and 7 deletions
Download Patch File Download Diff File Expand all files Collapse all files

17
src/alg.cpp
View File

@@ -1160,10 +1160,12 @@ static void alg_new_location_dist(ctx_cam *cam)
for (y = 0; y < height; y++) {
for (x = 0; x < width; x++) {
if (*(out++)) {
variance_x += pow((x - cent->x),2);
variance_y += pow((y - cent->y),2);
variance_x += ((x - cent->x) * (x - cent->x));
variance_y += ((y - cent->y) * (y - cent->y));
/* ToDo: We should store this number for the variance calc...*/
distance_mean += sqrt(pow((x - cent->x), 2) + pow((y - cent->y), 2));
distance_mean += sqrt(
((x - cent->x) * (x - cent->x)) +
((y - cent->y) * (y - cent->y)));
if (x > cent->x) {
xdist += x - cent->x;
@@ -1201,10 +1203,11 @@ static void alg_new_location_dist(ctx_cam *cam)
for (y = 0; y < height; y++) {
for (x = 0; x < width; x++) {
if (*(out++)) {
variance_xy += pow(
sqrt(pow((x - cent->x), 2) + pow((y - cent->y), 2)) -
distance_mean,
2);
variance_xy += (
(sqrt(((x - cent->x) * (x - cent->x)) +
((y - cent->y) * (y - cent->y))) - distance_mean) *
(sqrt(((x - cent->x) * (x - cent->x)) +
((y - cent->y) * (y - cent->y))) - distance_mean));
}
}
}