Files
Jungfraujoch/common/ROICircle.cpp
2025-04-14 11:52:06 +02:00

55 lines
1.9 KiB
C++

// SPDX-FileCopyrightText: 2024 Filip Leonarski, Paul Scherrer Institute <filip.leonarski@psi.ch>
// SPDX-License-Identifier: GPL-3.0-only
#include <cmath>
#include "ROICircle.h"
#include "JFJochException.h"
ROICircle::ROICircle(const std::string &name, float in_x, float in_y, float in_r_pxl)
: ROIElement(name), center_x(in_x), center_y(in_y), r_pxl(in_r_pxl) {
if (r_pxl <= 0.0)
throw JFJochException(JFJochExceptionCategory::InputParameterInvalid,
"ROIRectangle::MarkROI mismatch in input array size");
}
float ROICircle::GetX() const {
return center_x;
}
float ROICircle::GetY() const {
return center_y;
}
float ROICircle::GetRadius_pxl() const {
return r_pxl;
}
void ROICircle::MarkROI(std::vector<uint16_t> &v, uint16_t value_to_mark, int64_t xpixel, int64_t ypixel) const {
if (v.size() != xpixel * ypixel)
throw JFJochException(JFJochExceptionCategory::InputParameterInvalid,
"ROICircle::MarkROI mismatch in input array size");
float r_pxl_sq = r_pxl * r_pxl;
if (value_to_mark >= 16)
throw JFJochException(JFJochExceptionCategory::InputParameterInvalid,
"ROICircle: Only 16-bit available for ROI");
for (int64_t y = 0; y < ypixel; y++) {
for (int64_t x = 0; x < xpixel; x++) {
float x_fl = static_cast<float>(x) - center_x;
float y_fl = static_cast<float>(y) - center_y;
float dist_from_center_sq = x_fl * x_fl + y_fl * y_fl;
if (dist_from_center_sq <= r_pxl_sq)
v[y * xpixel + x] |= (1<<value_to_mark);
}
}
}
ROIConfig ROICircle::ExportMetadata() const {
return ROIConfig{
.type = ROIConfig::ROIType::Circle,
.name = name,
.circle = ROIConfigCircle{.r = r_pxl, .x = center_x, .y = center_y}
};
}