diff options
Diffstat (limited to 'core/variant/variant_utility.cpp')
| -rw-r--r-- | core/variant/variant_utility.cpp | 5 |
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); |