Function testLine

source/test/blocks_along_line_test.cpp:8–19

using namespace Star;

void testLine(Vec2D a, Vec2D b, Vec2I offset, List<Vec2I> comp) {
  List<Vec2I> res;
  forBlocksAlongLine(a + Vec2D(offset),
      b - a,
      [&res](int x, int y) {
        res.append({x, y});
        return true;
      });
  for (auto& c : comp)
    c += offset;
  EXPECT_TRUE(comp == res);
}

void testGroup(Vec2I offset) {
  testLine(Vec2D(0.5, 0.5), Vec2D(0.5, 0.5), offset, {{0, 0}});