Add dash and step size checks to draw_dashed_line.

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bruvzg 2023-02-16 17:49:18 +02:00
parent 953383328a
commit 4dfa161120
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1 changed files with 3 additions and 2 deletions

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@ -515,12 +515,13 @@ void CanvasItem::draw_dashed_line(const Point2 &p_from, const Point2 &p_to, cons
ERR_FAIL_COND_MSG(!drawing, "Drawing is only allowed inside NOTIFICATION_DRAW, _draw() function or 'draw' signal.");
float length = (p_to - p_from).length();
if (length < p_dash) {
Vector2 step = p_dash * (p_to - p_from).normalized();
if (length < p_dash || step == Vector2() || p_dash <= 0.0) {
RenderingServer::get_singleton()->canvas_item_add_line(canvas_item, p_from, p_to, p_color, p_width);
return;
}
Vector2 step = p_dash * (p_to - p_from).normalized();
int steps = (p_aligned) ? Math::ceil(length / p_dash) : Math::floor(length / p_dash);
if (steps % 2 == 0) {
steps--;