diff options
Diffstat (limited to 'scene/2d/path_2d.cpp')
| -rw-r--r-- | scene/2d/path_2d.cpp | 41 |
1 files changed, 32 insertions, 9 deletions
diff --git a/scene/2d/path_2d.cpp b/scene/2d/path_2d.cpp index cdb208e6cd..55c8c7f229 100644 --- a/scene/2d/path_2d.cpp +++ b/scene/2d/path_2d.cpp @@ -5,8 +5,8 @@ /* GODOT ENGINE */ /* https://godotengine.org */ /*************************************************************************/ -/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */ -/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md) */ +/* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur. */ +/* Copyright (c) 2014-2019 Godot Engine contributors (cf. AUTHORS.md) */ /* */ /* Permission is hereby granted, free of charge, to any person obtaining */ /* a copy of this software and associated documentation files (the */ @@ -58,11 +58,15 @@ Rect2 Path2D::_edit_get_rect() const { } bool Path2D::_edit_use_rect() const { - return true; + return curve.is_valid() && curve->get_point_count() != 0; } bool Path2D::_edit_is_selected_on_click(const Point2 &p_point, double p_tolerance) const { + if (curve.is_null()) { + return false; + } + for (int i = 0; i < curve->get_point_count(); i++) { Vector2 s[2]; s[0] = curve->get_point_position(i); @@ -91,7 +95,7 @@ void Path2D::_notification(int p_what) { return; } -#if TOOLS_ENABLED +#ifdef TOOLS_ENABLED const float line_width = 2 * EDSCALE; #else const float line_width = 2; @@ -106,7 +110,7 @@ void Path2D::_notification(int p_what) { real_t frac = j / 8.0; Vector2 p = curve->interpolate(i, frac); - draw_line(prev_p, p, color, line_width); + draw_line(prev_p, p, color, line_width, true); prev_p = p; } } @@ -166,6 +170,9 @@ void PathFollow2D::_update_transform() { return; float path_length = c->get_baked_length(); + if (path_length == 0) { + return; + } float bounded_offset = offset; if (loop) bounded_offset = Math::fposmod(bounded_offset, path_length); @@ -257,7 +264,7 @@ void PathFollow2D::_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"; + property.hint_string = "0," + rtos(max) + ",0.01,or_lesser"; } } @@ -299,8 +306,8 @@ void PathFollow2D::_bind_methods() { ClassDB::bind_method(D_METHOD("set_lookahead", "lookahead"), &PathFollow2D::set_lookahead); ClassDB::bind_method(D_METHOD("get_lookahead"), &PathFollow2D::get_lookahead); - ADD_PROPERTY(PropertyInfo(Variant::REAL, "offset", PROPERTY_HINT_EXP_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", 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::BOOL, "rotate"), "set_rotate", "is_rotating"); @@ -312,8 +319,24 @@ void PathFollow2D::_bind_methods() { void PathFollow2D::set_offset(float p_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"); } |