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authorStanislaw Halik <sthalik@misaki.pl>2021-09-27 16:51:36 +0200
committerStanislaw Halik <sthalik@misaki.pl>2021-09-27 16:51:52 +0200
commitdce50f45d7dcb4fda3c4f30bbb89a2dab9500afd (patch)
treec3072eaa26e1b1e9ec513acd94f87906372c1562
parentcca0f96a0c8330a3c1f23c786129148de1073798 (diff)
tracker/pt: for hidpi blob drawing in preview
-rw-r--r--tracker-pt/module/point_extractor.cpp10
1 files changed, 3 insertions, 7 deletions
diff --git a/tracker-pt/module/point_extractor.cpp b/tracker-pt/module/point_extractor.cpp
index 9814d974..6f42bb4e 100644
--- a/tracker-pt/module/point_extractor.cpp
+++ b/tracker-pt/module/point_extractor.cpp
@@ -248,10 +248,7 @@ static void draw_blobs(cv::Mat& preview_frame, const blob* blobs, unsigned nblob
cy = preview_frame.rows / f(size.height),
c = std::fmax(f(1), cx+cy)/2;
- constexpr unsigned fract_bits = 8;
- constexpr int c_fract(1 << fract_bits);
-
- cv::Point p(iround(b.pos[0] * cx * c_fract), iround(b.pos[1] * cy * c_fract));
+ cv::Point p(iround(b.pos[0] * cx), iround(b.pos[1] * cy));
auto circle_color = k >= PointModel::N_POINTS
? cv::Scalar(192, 192, 192)
@@ -259,9 +256,8 @@ static void draw_blobs(cv::Mat& preview_frame, const blob* blobs, unsigned nblob
const int overlay_size = iround(dpi);
- cv::circle(preview_frame, p, iround((b.radius + f(3.3) * c) * c_fract),
- circle_color, overlay_size,
- cv::LINE_AA, fract_bits);
+ cv::circle(preview_frame, p, iround((b.radius + f(2)) * c),
+ circle_color, overlay_size, cv::LINE_AA);
char buf[16];
std::snprintf(buf, sizeof(buf), "%.2fpx", (double)b.radius);