diff options
Diffstat (limited to 'scene/2d/path_2d.cpp')
-rw-r--r-- | scene/2d/path_2d.cpp | 45 |
1 files changed, 6 insertions, 39 deletions
diff --git a/scene/2d/path_2d.cpp b/scene/2d/path_2d.cpp index c1044fdf5b..b5945a4562 100644 --- a/scene/2d/path_2d.cpp +++ b/scene/2d/path_2d.cpp @@ -175,51 +175,18 @@ void PathFollow2D::_update_transform() { if (path_length == 0) { return; } - Vector2 pos = c->sample_baked(progress, cubic); if (rotates) { - real_t ahead = progress + lookahead; - - if (loop && ahead >= path_length) { - // If our lookahead will loop, we need to check if the path is closed. - int point_count = c->get_point_count(); - if (point_count > 0) { - Vector2 start_point = c->get_point_position(0); - Vector2 end_point = c->get_point_position(point_count - 1); - if (start_point == end_point) { - // Since the path is closed we want to 'smooth off' - // the corner at the start/end. - // So we wrap the lookahead back round. - ahead = Math::fmod(ahead, path_length); - } - } - } - - Vector2 ahead_pos = c->sample_baked(ahead, cubic); - - Vector2 tangent_to_curve; - if (ahead_pos == pos) { - // This will happen at the end of non-looping or non-closed paths. - // We'll try a look behind instead, in order to get a meaningful angle. - tangent_to_curve = - (pos - c->sample_baked(progress - lookahead, cubic)).normalized(); - } else { - tangent_to_curve = (ahead_pos - pos).normalized(); - } - - Vector2 normal_of_curve = -tangent_to_curve.orthogonal(); - - pos += tangent_to_curve * h_offset; - pos += normal_of_curve * v_offset; - - set_rotation(tangent_to_curve.angle()); - + Transform2D xform = c->sample_baked_with_rotation(progress, cubic, loop, lookahead); + xform.translate_local(v_offset, h_offset); + set_rotation(xform[1].angle()); + set_position(xform[2]); } else { + Vector2 pos = c->sample_baked(progress, cubic); pos.x += h_offset; pos.y += v_offset; + set_position(pos); } - - set_position(pos); } void PathFollow2D::_notification(int p_what) { |