fb_pixel_t Hsv2SysColor(HsvColor *hsv, uint8_t tr)
{
RgbColor rgb;
Hsv2Rgb(hsv, &rgb);
return (((tr << 24) & 0xFF000000) |
((rgb.r << 16) & 0x00FF0000) |
((rgb.g << 8) & 0x0000FF00) |
((rgb.b ) & 0x000000FF));
}
void Utility::drawField(mat_3f& vecField, mat_3f& canvas, mat_u& mask) {
cv::Size fieldSize = vecField.size();
float h, s, v, r1, g, b;
float avg = 1;
for (int r=0; r<fieldSize.height; r++) {
for (int c=0; c<fieldSize.width; c++) {
if (!mask(r, c))
continue;
cv::Vec3f& vec = vecField(r, c);
float tmpH=vec[0];
float tmpV=vec[1];
float orient = 180 * (atan2(tmpV, tmpH)+3.1415926)/3.1415926;
h = orient;
s =1;
v =sqrt(tmpH*tmpH+tmpV*tmpV)/avg;
Hsv2Rgb(h, s, v, r1, g, b);
cv::circle(canvas, cv::Point(c, r), 1, cv::Scalar(g, r1, b),
CV_FILLED, CV_AA);
}
}
}
