aabbCompute method
void
aabbCompute()
Implementation
void aabbCompute() {
double minX = double.infinity,
minY = double.infinity,
maxX = double.negativeInfinity,
maxY = double.negativeInfinity;
final List<Float32List> polygons = this.polygons;
final int n = polygons.length;
for (int i = 0; i < n; i++) {
final Float32List polygon = polygons[i];
final Float32List vertices = polygon;
final int nn = polygon.length;
for (int ii = 0; ii < nn; ii += 2) {
final double x = vertices[ii];
final double y = vertices[ii + 1];
minX = math.min(minX, x);
minY = math.min(minY, y);
maxX = math.max(maxX, x);
maxY = math.max(maxY, y);
}
}
this.minX = minX;
this.minY = minY;
this.maxX = maxX;
this.maxY = maxY;
}