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Fix Curve2D::get_closest_offset

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This commit is contained in:
Yaohua Xiong 2022-12-14 09:46:07 +08:00
parent db6976eed4
commit f806c679de
1 changed files with 9 additions and 7 deletions
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16
scene/resources/curve.cpp
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@ -1031,10 +1031,11 @@ Vector2 Curve2D::get_closest_point(const Vector2 &p_to_point) const {
real_t nearest_dist = -1.0f;
for (int i = 0; i < pc - 1; i++) {
const real_t interval = baked_dist_cache[i + 1] - baked_dist_cache[i];
Vector2 origin = r[i];
Vector2 direction = (r[i + 1] - origin) / bake_interval;
Vector2 direction = (r[i + 1] - origin) / interval;
real_t d = CLAMP((p_to_point - origin).dot(direction), 0.0f, bake_interval);
real_t d = CLAMP((p_to_point - origin).dot(direction), 0.0f, interval);
Vector2 proj = origin + direction * d;
real_t dist = proj.distance_squared_to(p_to_point);
@ -1070,10 +1071,13 @@ real_t Curve2D::get_closest_offset(const Vector2 &p_to_point) const {
real_t offset = 0.0f;
for (int i = 0; i < pc - 1; i++) {
Vector2 origin = r[i];
Vector2 direction = (r[i + 1] - origin) / bake_interval;
offset = baked_dist_cache[i];
real_t d = CLAMP((p_to_point - origin).dot(direction), 0.0f, bake_interval);
const real_t interval = baked_dist_cache[i + 1] - baked_dist_cache[i];
Vector2 origin = r[i];
Vector2 direction = (r[i + 1] - origin) / interval;
real_t d = CLAMP((p_to_point - origin).dot(direction), 0.0f, interval);
Vector2 proj = origin + direction * d;
real_t dist = proj.distance_squared_to(p_to_point);
@ -1082,8 +1086,6 @@ real_t Curve2D::get_closest_offset(const Vector2 &p_to_point) const {
nearest = offset + d;
nearest_dist = dist;
}
offset += bake_interval;
}
return nearest;