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-rw-r--r--scene/resources/animation.cpp165
1 files changed, 149 insertions, 16 deletions
diff --git a/scene/resources/animation.cpp b/scene/resources/animation.cpp
index 69b30b72b0..289d026ddb 100644
--- a/scene/resources/animation.cpp
+++ b/scene/resources/animation.cpp
@@ -967,7 +967,6 @@ int Animation::find_track(const NodePath &p_path, const TrackType p_type) const
void Animation::track_set_interpolation_type(int p_track, InterpolationType p_interp) {
ERR_FAIL_INDEX(p_track, tracks.size());
- ERR_FAIL_INDEX(p_interp, 3);
tracks[p_track]->interpolation = p_interp;
emit_changed();
}
@@ -2283,6 +2282,8 @@ int Animation::_find(const Vector<K> &p_keys, double p_time, bool p_backward) co
return middle;
}
+// Linear interpolation for anytype.
+
Vector3 Animation::_interpolate(const Vector3 &p_a, const Vector3 &p_b, real_t p_c) const {
return p_a.lerp(p_b, p_c);
}
@@ -2301,6 +2302,8 @@ real_t Animation::_interpolate(const real_t &p_a, const real_t &p_b, real_t p_c)
return p_a * (1.0 - p_c) + p_b * p_c;
}
+// Cubic interpolation for anytype.
+
Vector3 Animation::_cubic_interpolate(const Vector3 &p_pre_a, const Vector3 &p_a, const Vector3 &p_b, const Vector3 &p_post_b, real_t p_c) const {
return p_a.cubic_interpolate(p_b, p_pre_a, p_post_b, p_c);
}
@@ -2389,6 +2392,96 @@ real_t Animation::_cubic_interpolate(const real_t &p_pre_a, const real_t &p_a, c
return _interpolate(p_a, p_b, p_c);
}
+// Cubic interpolation in time for anytype.
+
+Vector3 Animation::_cubic_interpolate_in_time(const Vector3 &p_pre_a, const Vector3 &p_a, const Vector3 &p_b, const Vector3 &p_post_b, real_t p_c, real_t p_pre_a_t, real_t p_b_t, real_t p_post_b_t) const {
+ return p_a.cubic_interpolate_in_time(p_b, p_pre_a, p_post_b, p_c, p_b_t, p_pre_a_t, p_post_b_t);
+}
+
+Quaternion Animation::_cubic_interpolate_in_time(const Quaternion &p_pre_a, const Quaternion &p_a, const Quaternion &p_b, const Quaternion &p_post_b, real_t p_c, real_t p_pre_a_t, real_t p_b_t, real_t p_post_b_t) const {
+ return p_a.spherical_cubic_interpolate_in_time(p_b, p_pre_a, p_post_b, p_c, p_b_t, p_pre_a_t, p_post_b_t);
+}
+
+Variant Animation::_cubic_interpolate_in_time(const Variant &p_pre_a, const Variant &p_a, const Variant &p_b, const Variant &p_post_b, real_t p_c, real_t p_pre_a_t, real_t p_b_t, real_t p_post_b_t) const {
+ Variant::Type type_a = p_a.get_type();
+ Variant::Type type_b = p_b.get_type();
+ Variant::Type type_pa = p_pre_a.get_type();
+ Variant::Type type_pb = p_post_b.get_type();
+
+ //make int and real play along
+
+ uint32_t vformat = 1 << type_a;
+ vformat |= 1 << type_b;
+ vformat |= 1 << type_pa;
+ vformat |= 1 << type_pb;
+
+ if (vformat == ((1 << Variant::INT) | (1 << Variant::FLOAT)) || vformat == (1 << Variant::FLOAT)) {
+ //mix of real and int
+ real_t a = p_a;
+ real_t b = p_b;
+ real_t pa = p_pre_a;
+ real_t pb = p_post_b;
+
+ return Math::cubic_interpolate_in_time(a, b, pa, pb, p_c, p_b_t, p_pre_a_t, p_post_b_t);
+ } else if ((vformat & (vformat - 1))) {
+ return p_a; //can't interpolate, mix of types
+ }
+
+ switch (type_a) {
+ case Variant::VECTOR2: {
+ Vector2 a = p_a;
+ Vector2 b = p_b;
+ Vector2 pa = p_pre_a;
+ Vector2 pb = p_post_b;
+
+ return a.cubic_interpolate_in_time(b, pa, pb, p_c, p_b_t, p_pre_a_t, p_post_b_t);
+ }
+ case Variant::RECT2: {
+ Rect2 a = p_a;
+ Rect2 b = p_b;
+ Rect2 pa = p_pre_a;
+ Rect2 pb = p_post_b;
+
+ return Rect2(
+ a.position.cubic_interpolate_in_time(b.position, pa.position, pb.position, p_c, p_b_t, p_pre_a_t, p_post_b_t),
+ a.size.cubic_interpolate_in_time(b.size, pa.size, pb.size, p_c, p_b_t, p_pre_a_t, p_post_b_t));
+ }
+ case Variant::VECTOR3: {
+ Vector3 a = p_a;
+ Vector3 b = p_b;
+ Vector3 pa = p_pre_a;
+ Vector3 pb = p_post_b;
+
+ return a.cubic_interpolate_in_time(b, pa, pb, p_c, p_b_t, p_pre_a_t, p_post_b_t);
+ }
+ case Variant::QUATERNION: {
+ Quaternion a = p_a;
+ Quaternion b = p_b;
+ Quaternion pa = p_pre_a;
+ Quaternion pb = p_post_b;
+
+ return a.spherical_cubic_interpolate_in_time(b, pa, pb, p_c, p_b_t, p_pre_a_t, p_post_b_t);
+ }
+ case Variant::AABB: {
+ AABB a = p_a;
+ AABB b = p_b;
+ AABB pa = p_pre_a;
+ AABB pb = p_post_b;
+
+ return AABB(
+ a.position.cubic_interpolate_in_time(b.position, pa.position, pb.position, p_c, p_b_t, p_pre_a_t, p_post_b_t),
+ a.size.cubic_interpolate_in_time(b.size, pa.size, pb.size, p_c, p_b_t, p_pre_a_t, p_post_b_t));
+ }
+ default: {
+ return _interpolate(p_a, p_b, p_c);
+ }
+ }
+}
+
+real_t Animation::_cubic_interpolate_in_time(const real_t &p_pre_a, const real_t &p_a, const real_t &p_b, const real_t &p_post_b, real_t p_c, real_t p_pre_a_t, real_t p_b_t, real_t p_post_b_t) const {
+ return _interpolate(p_a, p_b, p_c);
+}
+
template <class T>
T Animation::_interpolate(const Vector<TKey<T>> &p_keys, double p_time, InterpolationType p_interp, bool p_loop_wrap, bool *p_ok, bool p_backward) const {
int len = _find(p_keys, length) + 1; // try to find last key (there may be more past the end)
@@ -2568,26 +2661,65 @@ T Animation::_interpolate(const Vector<TKey<T>> &p_keys, double p_time, Interpol
case INTERPOLATION_LINEAR: {
return _interpolate(p_keys[idx].value, p_keys[next].value, c);
} break;
- case INTERPOLATION_CUBIC: {
- int pre = idx - 1;
- if (pre < 0) {
- if (loop_mode == LOOP_LINEAR && p_loop_wrap) {
- pre = len - 1;
- } else {
- pre = 0;
+ case INTERPOLATION_CUBIC:
+ case INTERPOLATION_CUBIC_IN_TIME: {
+ int pre = 0;
+ int post = 0;
+ if (!p_backward) {
+ pre = idx - 1;
+ if (pre < 0) {
+ if (loop_mode == LOOP_LINEAR && p_loop_wrap) {
+ pre = len - 1;
+ } else {
+ pre = 0;
+ }
}
- }
- int post = next + 1;
- if (post >= len) {
- if (loop_mode == LOOP_LINEAR && p_loop_wrap) {
- post = 0;
- } else {
- post = next;
+ post = next + 1;
+ if (post >= len) {
+ if (loop_mode == LOOP_LINEAR && p_loop_wrap) {
+ post = 0;
+ } else {
+ post = next;
+ }
+ }
+ } else {
+ pre = idx + 1;
+ if (pre >= len) {
+ if (loop_mode == LOOP_LINEAR && p_loop_wrap) {
+ pre = 0;
+ } else {
+ pre = idx;
+ }
+ }
+ post = next - 1;
+ if (post < 0) {
+ if (loop_mode == LOOP_LINEAR && p_loop_wrap) {
+ post = len - 1;
+ } else {
+ post = 0;
+ }
}
}
- return _cubic_interpolate(p_keys[pre].value, p_keys[idx].value, p_keys[next].value, p_keys[post].value, c);
+ if (loop_mode == LOOP_LINEAR && p_loop_wrap) {
+ if (p_interp == INTERPOLATION_CUBIC) {
+ return _cubic_interpolate(p_keys[pre].value, p_keys[idx].value, p_keys[next].value, p_keys[post].value, c);
+ }
+ return _cubic_interpolate_in_time(
+ p_keys[pre].value, p_keys[idx].value, p_keys[next].value, p_keys[post].value, c,
+ pre > idx ? -length + p_keys[pre].time - p_keys[idx].time : p_keys[pre].time - p_keys[idx].time,
+ next < idx ? length + p_keys[next].time - p_keys[idx].time : p_keys[next].time - p_keys[idx].time,
+ next < idx || post <= idx ? length + p_keys[post].time - p_keys[idx].time : p_keys[post].time - p_keys[idx].time);
+ }
+ if (p_interp == INTERPOLATION_CUBIC) {
+ return _cubic_interpolate(p_keys[pre].value, p_keys[idx].value, p_keys[next].value, p_keys[post].value, c);
+ }
+ return _cubic_interpolate_in_time(
+ p_keys[pre].value, p_keys[idx].value, p_keys[next].value, p_keys[post].value, c,
+ p_keys[pre].time - p_keys[idx].time,
+ p_keys[next].time - p_keys[idx].time,
+ p_keys[post].time - p_keys[idx].time);
} break;
default:
return p_keys[idx].value;
@@ -3839,6 +3971,7 @@ void Animation::_bind_methods() {
BIND_ENUM_CONSTANT(INTERPOLATION_NEAREST);
BIND_ENUM_CONSTANT(INTERPOLATION_LINEAR);
BIND_ENUM_CONSTANT(INTERPOLATION_CUBIC);
+ BIND_ENUM_CONSTANT(INTERPOLATION_CUBIC_IN_TIME);
BIND_ENUM_CONSTANT(UPDATE_CONTINUOUS);
BIND_ENUM_CONSTANT(UPDATE_DISCRETE);
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-01 22:40:50 +0000