Lines Matching defs:xy
47 public FindRegion(float[] xy, Bitmap img) {
48 mPointsXY = xy;
53 mRoiBounds = getBoundingRect(xy);
145 * @param xy points of polygon [x1,y1,x2,y2,...]
148 private static Rect getBoundingRect(float[] xy) {
149 RectF mRect = calcBounds(xy);
157 private static RectF calcBounds(float[] xy) {
158 float minx = xy[0], miny = xy[1];
159 float maxx = xy[0], maxy = xy[1];
160 for (int i = 0; i < xy.length; i += 2) {
161 minx = Math.min(minx, xy[i]);
162 maxx = Math.max(maxx, xy[i]);
163 miny = Math.min(miny, xy[i + 1]);
164 maxy = Math.max(maxy, xy[i + 1]);
171 private static Bitmap buildMask(Rect rec, float[] xy) {
179 for (int i = 0; i < xy.length; i += 2) {
181 path.moveTo(xy[i] - rec.left, xy[i + 1] - rec.top);
183 path.lineTo(xy[i] - rec.left, xy[i + 1] - rec.top);