Merge pull request #69043 from xiongyaohua/path3d_bake_refactor_fix

`Curve3D` bake refactor continue

1 files changed, 5 insertions, 0 deletions

diff --git a/core/variant/variant_utility.cpp b/core/variant/variant_utility.cpp
index f274b80729..bf4f761f2b 100644
--- a/core/variant/variant_utility.cpp
+++ b/core/variant/variant_utility.cpp
@@ -392,6 +392,10 @@ struct VariantUtilityFunctions {
 		return Math::bezier_interpolate(p_start, p_control_1, p_control_2, p_end, p_t);
 	}
 
+	static inline double bezier_derivative(double p_start, double p_control_1, double p_control_2, double p_end, double p_t) {
+		return Math::bezier_derivative(p_start, p_control_1, p_control_2, p_end, p_t);
+	}
+
 	static inline double lerp_angle(double from, double to, double weight) {
 		return Math::lerp_angle(from, to, weight);
 	}
@@ -1440,6 +1444,7 @@ void Variant::_register_variant_utility_functions() {
 	FUNCBINDR(cubic_interpolate_in_time, sarray("from", "to", "pre", "post", "weight", "to_t", "pre_t", "post_t"), Variant::UTILITY_FUNC_TYPE_MATH);
 	FUNCBINDR(cubic_interpolate_angle_in_time, sarray("from", "to", "pre", "post", "weight", "to_t", "pre_t", "post_t"), Variant::UTILITY_FUNC_TYPE_MATH);
 	FUNCBINDR(bezier_interpolate, sarray("start", "control_1", "control_2", "end", "t"), Variant::UTILITY_FUNC_TYPE_MATH);
+	FUNCBINDR(bezier_derivative, sarray("start", "control_1", "control_2", "end", "t"), Variant::UTILITY_FUNC_TYPE_MATH);
 	FUNCBINDR(lerp_angle, sarray("from", "to", "weight"), Variant::UTILITY_FUNC_TYPE_MATH);
 	FUNCBINDR(inverse_lerp, sarray("from", "to", "weight"), Variant::UTILITY_FUNC_TYPE_MATH);
 	FUNCBINDR(remap, sarray("value", "istart", "istop", "ostart", "ostop"), Variant::UTILITY_FUNC_TYPE_MATH);