TEST(test1, tests)
{
std::vector<cg::point_2> v;
v.push_back(cg::point_2(0, 0));
v.push_back(cg::point_2(10, 0));
v.push_back(cg::point_2(10, 10));
cg::point_2 p2(3, 3);
cg::contour_2 tr(v);
EXPECT_EQ(point_inside_polygon(tr, p2), true);
}
/*************************************************************************
* *
* Check to see a polygon is selected or not. *
* Identical to "is_selected()" except never modifies the ROI.
* *
* If a polygon is selected, it will set the 'acttype' variable. *
* Return TRUE or FALSE. *
* */
Flag
Polygon::is_selectable(short x, short y)
{
#define Vertex_Check(a,b,p,q,v) com_point_in_rect(a, b, p-v, q-v, p+v, q+v)
int i, index;
// ------ Check to RESIZE a polygon -----
// Note that basex and basey are not used
int dist= 0;
int d, dx, dy;
int isfound = FALSE;
if (force_acttype != ROI_MOVE){
for (i=0; i<npnts; i++){
if (Vertex_Check(x, y, pnt[i].x, pnt[i].y, aperture)){
dx = (x - pnt[i].x);
dy = (y - pnt[i].y);
d = dx * dx + dy * dy;
if (isfound == FALSE || d < dist){
isfound = TRUE;
dist = d;
vertex_selected = i;
}
acttype = ROI_RESIZE;
}
}
}
if (isfound){
return(TRUE);
}
// ---- Check polygon MOVE or vertex insertion -----
index = LocateSegment(aperture/2, x, y);
if ( index != -1) {
// Then user wants to split this segment and insert and new vertex
// InsertVertex(index, x, y);
acttype = ROI_RESIZE;
vertex_selected = index+1;
return(TRUE);
} else if (com_point_in_rect(x, y, x_min, y_min, x_max, y_max) &&
point_inside_polygon(yedge[y-y_min], x)) {
acttype = ROI_MOVE;
return(TRUE);
}
return(FALSE);
}
TEST(test4, tests)
{
std::vector<cg::point_2> v;
v.push_back(cg::point_2(6, -1));
v.push_back(cg::point_2(7, 0));
v.push_back(cg::point_2(7, 1));
v.push_back(cg::point_2(5, 2));
v.push_back(cg::point_2(4, 0));
v.push_back(cg::point_2(2, 2));
v.push_back(cg::point_2(1, 0));
v.push_back(cg::point_2(2, -2));
v.push_back(cg::point_2(3, 0));
v.push_back(cg::point_2(4, -2));
v.push_back(cg::point_2(5, 1));
cg::contour_2 tr(v);
EXPECT_EQ(point_inside_polygon(tr, cg::point_2(1, 0)), true);
EXPECT_EQ(point_inside_polygon(tr, cg::point_2(2, 0)), true);
EXPECT_EQ(point_inside_polygon(tr, cg::point_2(3, 0)), true);
EXPECT_EQ(point_inside_polygon(tr, cg::point_2(4, 0)), true);
EXPECT_EQ(point_inside_polygon(tr, cg::point_2(5, 0)), false);
EXPECT_EQ(point_inside_polygon(tr, cg::point_2(6, 0)), true);
EXPECT_EQ(point_inside_polygon(tr, cg::point_2(7, 0)), true);
EXPECT_EQ(point_inside_polygon(tr, cg::point_2(8, 0)), false);
EXPECT_EQ(point_inside_polygon(tr, cg::point_2(0, 0)), false);
EXPECT_EQ(point_inside_polygon(tr, cg::point_2(1, 1)), false);
EXPECT_EQ(point_inside_polygon(tr, cg::point_2(2, 1)), true);
EXPECT_EQ(point_inside_polygon(tr, cg::point_2(3.5, 0)), true);
EXPECT_EQ(point_inside_polygon(tr, cg::point_2(4, 1)), false);
EXPECT_EQ(point_inside_polygon(tr, cg::point_2(5, -1)), false);
EXPECT_EQ(point_inside_polygon(tr, cg::point_2(4, -0.5)), true);
EXPECT_EQ(point_inside_polygon(tr, cg::point_2(3.5, 0.001)), true);
}
TEST(test2, tests)
{
std::vector<cg::point_2> v;
v.push_back(cg::point_2(2, 3));
v.push_back(cg::point_2(2, 2));
v.push_back(cg::point_2(3, 1));
v.push_back(cg::point_2(5, 1));
v.push_back(cg::point_2(8, 4));
v.push_back(cg::point_2(6, 6));
v.push_back(cg::point_2(4, 6));
v.push_back(cg::point_2(3, 5));
cg::contour_2 tr(v);
EXPECT_EQ(point_inside_polygon(tr, cg::point_2(2, 2)), true);
EXPECT_EQ(point_inside_polygon(tr, cg::point_2(3, 1)), true);
EXPECT_EQ(point_inside_polygon(tr, cg::point_2(3, 2)), true);
EXPECT_EQ(point_inside_polygon(tr, cg::point_2(3, 5)), true);
EXPECT_EQ(point_inside_polygon(tr, cg::point_2(3, 6)), false);
EXPECT_EQ(point_inside_polygon(tr, cg::point_2(5, 1)), true);
EXPECT_EQ(point_inside_polygon(tr, cg::point_2(5, 2)), true);
EXPECT_EQ(point_inside_polygon(tr, cg::point_2(8, 4)), true);
EXPECT_EQ(point_inside_polygon(tr, cg::point_2(8, 3)), false);
EXPECT_EQ(point_inside_polygon(tr, cg::point_2(8, 5)), false);
EXPECT_EQ(point_inside_polygon(tr, cg::point_2(6, 7)), false);
EXPECT_EQ(point_inside_polygon(tr, cg::point_2(2.5, 3.5)), true);
}