diff options
| -rw-r--r-- | scene/3d/path.cpp | 39 |
1 files changed, 26 insertions, 13 deletions
diff --git a/scene/3d/path.cpp b/scene/3d/path.cpp index d55c795d38..62684bd1e1 100644 --- a/scene/3d/path.cpp +++ b/scene/3d/path.cpp @@ -111,18 +111,15 @@ void PathFollow::_update_transform() { return; } float bi = c->get_bake_interval(); - float o = offset; float o_next = offset + bi; if (loop) { - o = Math::fposmod(o, bl); o_next = Math::fposmod(o_next, bl); } else if (rotation_mode == ROTATION_ORIENTED && o_next >= bl) { - o = bl - bi; o_next = bl; } - Vector3 pos = c->interpolate_baked(o, cubic); + Vector3 pos = c->interpolate_baked(offset, cubic); Transform t = get_transform(); // Vector3 pos_offset = Vector3(h_offset, v_offset, 0); not used in all cases // will be replaced by "Vector3(h_offset, v_offset, 0)" where it was formerly used @@ -136,9 +133,9 @@ void PathFollow::_update_transform() { else forward.normalize(); - Vector3 up = c->interpolate_baked_up_vector(o, true); + Vector3 up = c->interpolate_baked_up_vector(offset, true); - if (o_next < o) { + if (o_next < offset) { Vector3 up1 = c->interpolate_baked_up_vector(o_next, true); Vector3 axis = up.cross(up1); @@ -166,8 +163,8 @@ void PathFollow::_update_transform() { t.origin = pos; - Vector3 t_prev = (pos - c->interpolate_baked(o - delta_offset, cubic)).normalized(); - Vector3 t_cur = (c->interpolate_baked(o + delta_offset, cubic) - pos).normalized(); + Vector3 t_prev = (pos - c->interpolate_baked(offset - delta_offset, cubic)).normalized(); + Vector3 t_cur = (c->interpolate_baked(offset + delta_offset, cubic) - pos).normalized(); Vector3 axis = t_prev.cross(t_cur); float dot = t_prev.dot(t_cur); @@ -190,7 +187,7 @@ void PathFollow::_update_transform() { } // do the additional tilting - float tilt_angle = c->interpolate_baked_tilt(o); + float tilt_angle = c->interpolate_baked_tilt(offset); Vector3 tilt_axis = t_cur; // not sure what tilt is supposed to do, is this correct?? if (likely(!Math::is_zero_approx(Math::abs(tilt_angle)))) { @@ -256,7 +253,7 @@ void PathFollow::_validate_property(PropertyInfo &property) const { if (path && path->get_curve().is_valid()) max = path->get_curve()->get_baked_length(); - property.hint_string = "0," + rtos(max) + ",0.01,or_greater"; + property.hint_string = "0," + rtos(max) + ",0.01,or_lesser"; } } @@ -300,8 +297,8 @@ void PathFollow::_bind_methods() { ClassDB::bind_method(D_METHOD("set_loop", "loop"), &PathFollow::set_loop); ClassDB::bind_method(D_METHOD("has_loop"), &PathFollow::has_loop); - ADD_PROPERTY(PropertyInfo(Variant::REAL, "offset", PROPERTY_HINT_RANGE, "0,10000,0.01,or_greater"), "set_offset", "get_offset"); - ADD_PROPERTY(PropertyInfo(Variant::REAL, "unit_offset", PROPERTY_HINT_RANGE, "0,1,0.0001,or_greater", PROPERTY_USAGE_EDITOR), "set_unit_offset", "get_unit_offset"); + ADD_PROPERTY(PropertyInfo(Variant::REAL, "offset", PROPERTY_HINT_RANGE, "0,10000,0.01,or_lesser"), "set_offset", "get_offset"); + ADD_PROPERTY(PropertyInfo(Variant::REAL, "unit_offset", PROPERTY_HINT_RANGE, "0,1,0.0001,or_lesser", PROPERTY_USAGE_EDITOR), "set_unit_offset", "get_unit_offset"); ADD_PROPERTY(PropertyInfo(Variant::REAL, "h_offset"), "set_h_offset", "get_h_offset"); ADD_PROPERTY(PropertyInfo(Variant::REAL, "v_offset"), "set_v_offset", "get_v_offset"); ADD_PROPERTY(PropertyInfo(Variant::INT, "rotation_mode", PROPERTY_HINT_ENUM, "None,Y,XY,XYZ,Oriented"), "set_rotation_mode", "get_rotation_mode"); @@ -319,8 +316,24 @@ void PathFollow::set_offset(float p_offset) { delta_offset = p_offset - offset; offset = p_offset; - if (path) + if (path) { + if (path->get_curve().is_valid() && path->get_curve()->get_baked_length()) { + float path_length = path->get_curve()->get_baked_length(); + + if (loop) { + while (offset > path_length) + offset -= path_length; + + while (offset < 0) + offset += path_length; + + } else { + offset = CLAMP(offset, 0, path_length); + } + } + _update_transform(); + } _change_notify("offset"); _change_notify("unit_offset"); } |