summaryrefslogtreecommitdiff
path: root/scene/resources/curve.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'scene/resources/curve.cpp')
-rw-r--r--scene/resources/curve.cpp110
1 files changed, 67 insertions, 43 deletions
diff --git a/scene/resources/curve.cpp b/scene/resources/curve.cpp
index c99f71b13e..da26a0261f 100644
--- a/scene/resources/curve.cpp
+++ b/scene/resources/curve.cpp
@@ -32,18 +32,6 @@
#include "core/core_string_names.h"
-template <class T>
-static _FORCE_INLINE_ T _bezier_interp(real_t p_t, T p_start, T p_control_1, T p_control_2, T p_end) {
- /* Formula from Wikipedia article on Bezier curves. */
- real_t omt = (1.0 - p_t);
- real_t omt2 = omt * omt;
- real_t omt3 = omt2 * omt;
- real_t t2 = p_t * p_t;
- real_t t3 = t2 * p_t;
-
- return p_start * omt3 + p_control_1 * omt2 * p_t * 3.0 + p_control_2 * omt * t2 * 3.0 + p_end * t3;
-}
-
const char *Curve::SIGNAL_RANGE_CHANGED = "range_changed";
Curve::Curve() {
@@ -56,12 +44,13 @@ void Curve::set_point_count(int p_count) {
mark_dirty();
} else {
for (int i = p_count - _points.size(); i > 0; i--) {
- add_point(Vector2());
+ _add_point(Vector2());
}
}
+ notify_property_list_changed();
}
-int Curve::add_point(Vector2 p_position, real_t p_left_tangent, real_t p_right_tangent, TangentMode p_left_mode, TangentMode p_right_mode) {
+int Curve::_add_point(Vector2 p_position, real_t p_left_tangent, real_t p_right_tangent, TangentMode p_left_mode, TangentMode p_right_mode) {
// Add a point and preserve order
// Curve bounds is in 0..1
@@ -112,6 +101,13 @@ int Curve::add_point(Vector2 p_position, real_t p_left_tangent, real_t p_right_t
return ret;
}
+int Curve::add_point(Vector2 p_position, real_t p_left_tangent, real_t p_right_tangent, TangentMode p_left_mode, TangentMode p_right_mode) {
+ int ret = _add_point(p_position, p_left_tangent, p_right_tangent, p_left_mode, p_right_mode);
+ notify_property_list_changed();
+
+ return ret;
+}
+
int Curve::get_index(real_t p_offset) const {
// Lower-bound float binary search
@@ -217,15 +213,21 @@ Curve::TangentMode Curve::get_point_right_mode(int p_index) const {
return _points[p_index].right_mode;
}
-void Curve::remove_point(int p_index) {
+void Curve::_remove_point(int p_index) {
ERR_FAIL_INDEX(p_index, _points.size());
_points.remove_at(p_index);
mark_dirty();
}
+void Curve::remove_point(int p_index) {
+ _remove_point(p_index);
+ notify_property_list_changed();
+}
+
void Curve::clear_points() {
_points.clear();
mark_dirty();
+ notify_property_list_changed();
}
void Curve::set_point_value(int p_index, real_t p_position) {
@@ -238,8 +240,8 @@ void Curve::set_point_value(int p_index, real_t p_position) {
int Curve::set_point_offset(int p_index, real_t p_offset) {
ERR_FAIL_INDEX_V(p_index, _points.size(), -1);
Point p = _points[p_index];
- remove_point(p_index);
- int i = add_point(Vector2(p_offset, p.position.y));
+ _remove_point(p_index);
+ int i = _add_point(Vector2(p_offset, p.position.y));
_points.write[i].left_tangent = p.left_tangent;
_points.write[i].right_tangent = p.right_tangent;
_points.write[i].left_mode = p.left_mode;
@@ -362,7 +364,7 @@ real_t Curve::interpolate_local_nocheck(int p_index, real_t p_local_offset) cons
real_t yac = a.position.y + d * a.right_tangent;
real_t ybc = b.position.y - d * b.left_tangent;
- real_t y = _bezier_interp(p_local_offset, a.position.y, yac, ybc, b.position.y);
+ real_t y = Math::bezier_interpolate(a.position.y, yac, ybc, b.position.y, p_local_offset);
return y;
}
@@ -370,7 +372,6 @@ real_t Curve::interpolate_local_nocheck(int p_index, real_t p_local_offset) cons
void Curve::mark_dirty() {
_baked_cache_dirty = true;
emit_signal(CoreStringNames::get_singleton()->changed);
- notify_property_list_changed();
}
Array Curve::get_data() const {
@@ -429,6 +430,7 @@ void Curve::set_data(const Array p_input) {
}
mark_dirty();
+ notify_property_list_changed();
}
void Curve::bake() {
@@ -636,16 +638,15 @@ void Curve2D::set_point_count(int p_count) {
if (points.size() >= p_count) {
points.resize(p_count);
mark_dirty();
- baked_cache_dirty = true;
- emit_signal(CoreStringNames::get_singleton()->changed);
} else {
for (int i = p_count - points.size(); i > 0; i--) {
- add_point(Vector2());
+ _add_point(Vector2());
}
}
+ notify_property_list_changed();
}
-void Curve2D::add_point(const Vector2 &p_position, const Vector2 &p_in, const Vector2 &p_out, int p_atpos) {
+void Curve2D::_add_point(const Vector2 &p_position, const Vector2 &p_in, const Vector2 &p_out, int p_atpos) {
Point n;
n.position = p_position;
n.in = p_in;
@@ -659,6 +660,11 @@ void Curve2D::add_point(const Vector2 &p_position, const Vector2 &p_in, const Ve
mark_dirty();
}
+void Curve2D::add_point(const Vector2 &p_position, const Vector2 &p_in, const Vector2 &p_out, int p_atpos) {
+ _add_point(p_position, p_in, p_out, p_atpos);
+ notify_property_list_changed();
+}
+
void Curve2D::set_point_position(int p_index, const Vector2 &p_position) {
ERR_FAIL_INDEX(p_index, points.size());
@@ -695,16 +701,22 @@ Vector2 Curve2D::get_point_out(int p_index) const {
return points[p_index].out;
}
-void Curve2D::remove_point(int p_index) {
+void Curve2D::_remove_point(int p_index) {
ERR_FAIL_INDEX(p_index, points.size());
points.remove_at(p_index);
mark_dirty();
}
+void Curve2D::remove_point(int p_index) {
+ _remove_point(p_index);
+ notify_property_list_changed();
+}
+
void Curve2D::clear_points() {
if (!points.is_empty()) {
points.clear();
mark_dirty();
+ notify_property_list_changed();
}
}
@@ -723,7 +735,7 @@ Vector2 Curve2D::interpolate(int p_index, const real_t p_offset) const {
Vector2 p3 = points[p_index + 1].position;
Vector2 p2 = p3 + points[p_index + 1].in;
- return _bezier_interp(p_offset, p0, p1, p2, p3);
+ return p0.bezier_interpolate(p1, p2, p3, p_offset);
}
Vector2 Curve2D::interpolatef(real_t p_findex) const {
@@ -739,14 +751,13 @@ Vector2 Curve2D::interpolatef(real_t p_findex) const {
void Curve2D::mark_dirty() {
baked_cache_dirty = true;
emit_signal(CoreStringNames::get_singleton()->changed);
- notify_property_list_changed();
}
void Curve2D::_bake_segment2d(RBMap<real_t, Vector2> &r_bake, real_t p_begin, real_t p_end, const Vector2 &p_a, const Vector2 &p_out, const Vector2 &p_b, const Vector2 &p_in, int p_depth, int p_max_depth, real_t p_tol) const {
real_t mp = p_begin + (p_end - p_begin) * 0.5;
- Vector2 beg = _bezier_interp(p_begin, p_a, p_a + p_out, p_b + p_in, p_b);
- Vector2 mid = _bezier_interp(mp, p_a, p_a + p_out, p_b + p_in, p_b);
- Vector2 end = _bezier_interp(p_end, p_a, p_a + p_out, p_b + p_in, p_b);
+ Vector2 beg = p_a.bezier_interpolate(p_a + p_out, p_b + p_in, p_b, p_begin);
+ Vector2 mid = p_a.bezier_interpolate(p_a + p_out, p_b + p_in, p_b, mp);
+ Vector2 end = p_a.bezier_interpolate(p_a + p_out, p_b + p_in, p_b, p_end);
Vector2 na = (mid - beg).normalized();
Vector2 nb = (end - mid).normalized();
@@ -805,7 +816,7 @@ void Curve2D::_bake() const {
np = 1.0;
}
- Vector2 npp = _bezier_interp(np, points[i].position, points[i].position + points[i].out, points[i + 1].position + points[i + 1].in, points[i + 1].position);
+ Vector2 npp = points[i].position.bezier_interpolate(points[i].position + points[i].out, points[i + 1].position + points[i + 1].in, points[i + 1].position, np);
real_t d = position.distance_to(npp);
if (d > bake_interval) {
@@ -818,7 +829,7 @@ void Curve2D::_bake() const {
real_t mid = low + (hi - low) * 0.5;
for (int j = 0; j < iterations; j++) {
- npp = _bezier_interp(mid, points[i].position, points[i].position + points[i].out, points[i + 1].position + points[i + 1].in, points[i + 1].position);
+ npp = points[i].position.bezier_interpolate(points[i].position + points[i].out, points[i + 1].position + points[i + 1].in, points[i + 1].position, mid);
d = position.distance_to(npp);
if (bake_interval < d) {
@@ -1054,7 +1065,8 @@ void Curve2D::_set_data(const Dictionary &p_data) {
points.write[i].position = r[i * 3 + 2];
}
- baked_cache_dirty = true;
+ mark_dirty();
+ notify_property_list_changed();
}
PackedVector2Array Curve2D::tessellate(int p_max_stages, real_t p_tolerance) const {
@@ -1205,12 +1217,13 @@ void Curve3D::set_point_count(int p_count) {
mark_dirty();
} else {
for (int i = p_count - points.size(); i > 0; i--) {
- add_point(Vector3());
+ _add_point(Vector3());
}
}
+ notify_property_list_changed();
}
-void Curve3D::add_point(const Vector3 &p_position, const Vector3 &p_in, const Vector3 &p_out, int p_atpos) {
+void Curve3D::_add_point(const Vector3 &p_position, const Vector3 &p_in, const Vector3 &p_out, int p_atpos) {
Point n;
n.position = p_position;
n.in = p_in;
@@ -1224,6 +1237,11 @@ void Curve3D::add_point(const Vector3 &p_position, const Vector3 &p_in, const Ve
mark_dirty();
}
+void Curve3D::add_point(const Vector3 &p_position, const Vector3 &p_in, const Vector3 &p_out, int p_atpos) {
+ _add_point(p_position, p_in, p_out, p_atpos);
+ notify_property_list_changed();
+}
+
void Curve3D::set_point_position(int p_index, const Vector3 &p_position) {
ERR_FAIL_INDEX(p_index, points.size());
@@ -1272,16 +1290,22 @@ Vector3 Curve3D::get_point_out(int p_index) const {
return points[p_index].out;
}
-void Curve3D::remove_point(int p_index) {
+void Curve3D::_remove_point(int p_index) {
ERR_FAIL_INDEX(p_index, points.size());
points.remove_at(p_index);
mark_dirty();
}
+void Curve3D::remove_point(int p_index) {
+ _remove_point(p_index);
+ notify_property_list_changed();
+}
+
void Curve3D::clear_points() {
if (!points.is_empty()) {
points.clear();
mark_dirty();
+ notify_property_list_changed();
}
}
@@ -1300,7 +1324,7 @@ Vector3 Curve3D::interpolate(int p_index, real_t p_offset) const {
Vector3 p3 = points[p_index + 1].position;
Vector3 p2 = p3 + points[p_index + 1].in;
- return _bezier_interp(p_offset, p0, p1, p2, p3);
+ return p0.bezier_interpolate(p1, p2, p3, p_offset);
}
Vector3 Curve3D::interpolatef(real_t p_findex) const {
@@ -1316,14 +1340,13 @@ Vector3 Curve3D::interpolatef(real_t p_findex) const {
void Curve3D::mark_dirty() {
baked_cache_dirty = true;
emit_signal(CoreStringNames::get_singleton()->changed);
- notify_property_list_changed();
}
void Curve3D::_bake_segment3d(RBMap<real_t, Vector3> &r_bake, real_t p_begin, real_t p_end, const Vector3 &p_a, const Vector3 &p_out, const Vector3 &p_b, const Vector3 &p_in, int p_depth, int p_max_depth, real_t p_tol) const {
real_t mp = p_begin + (p_end - p_begin) * 0.5;
- Vector3 beg = _bezier_interp(p_begin, p_a, p_a + p_out, p_b + p_in, p_b);
- Vector3 mid = _bezier_interp(mp, p_a, p_a + p_out, p_b + p_in, p_b);
- Vector3 end = _bezier_interp(p_end, p_a, p_a + p_out, p_b + p_in, p_b);
+ Vector3 beg = p_a.bezier_interpolate(p_a + p_out, p_b + p_in, p_b, p_begin);
+ Vector3 mid = p_a.bezier_interpolate(p_a + p_out, p_b + p_in, p_b, mp);
+ Vector3 end = p_a.bezier_interpolate(p_a + p_out, p_b + p_in, p_b, p_end);
Vector3 na = (mid - beg).normalized();
Vector3 nb = (end - mid).normalized();
@@ -1391,7 +1414,7 @@ void Curve3D::_bake() const {
np = 1.0;
}
- Vector3 npp = _bezier_interp(np, points[i].position, points[i].position + points[i].out, points[i + 1].position + points[i + 1].in, points[i + 1].position);
+ Vector3 npp = points[i].position.bezier_interpolate(points[i].position + points[i].out, points[i + 1].position + points[i + 1].in, points[i + 1].position, np);
real_t d = position.distance_to(npp);
if (d > bake_interval) {
@@ -1404,7 +1427,7 @@ void Curve3D::_bake() const {
real_t mid = low + (hi - low) * 0.5;
for (int j = 0; j < iterations; j++) {
- npp = _bezier_interp(mid, points[i].position, points[i].position + points[i].out, points[i + 1].position + points[i + 1].in, points[i + 1].position);
+ npp = points[i].position.bezier_interpolate(points[i].position + points[i].out, points[i + 1].position + points[i + 1].in, points[i + 1].position, mid);
d = position.distance_to(npp);
if (bake_interval < d) {
@@ -1839,7 +1862,8 @@ void Curve3D::_set_data(const Dictionary &p_data) {
points.write[i].tilt = rt[i];
}
- baked_cache_dirty = true;
+ mark_dirty();
+ notify_property_list_changed();
}
PackedVector3Array Curve3D::tessellate(int p_max_stages, real_t p_tolerance) const {
generated by cgit v1.2.3 (git 2.25.1) at 2025-02-14 10:45:47 +0000