godotengine/godot-cpp
1
0
Fork 0
mirror of https://github.com/godotengine/godot-cpp.git synced 2026-01-03 18:09:13 +03:00
Code Issues Packages Projects Releases Wiki Activity

Synchronize most shared variant code with Godot 4.4

Browse Source
This commit is contained in:
David Snopek
2025-02-21 14:59:13 -06:00
parent 67ca2fbbad
commit 075b517d96
35 changed files with 4801 additions and 876 deletions
Download Patch File Download Diff File Expand all files Collapse all files

20
include/godot_cpp/core/math.hpp
View File

@@ -537,6 +537,26 @@ inline float bezier_interpolate(float p_start, float p_control_1, float p_contro
return p_start * omt3 + p_control_1 * omt2 * p_t * 3.0f + p_control_2 * omt * t2 * 3.0f + p_end * t3;
}
inline double bezier_derivative(double p_start, double p_control_1, double p_control_2, double p_end, double p_t) {
/* Formula from Wikipedia article on Bezier curves. */
double omt = (1.0 - p_t);
double omt2 = omt * omt;
double t2 = p_t * p_t;
double d = (p_control_1 - p_start) * 3.0 * omt2 + (p_control_2 - p_control_1) * 6.0 * omt * p_t + (p_end - p_control_2) * 3.0 * t2;
return d;
}
inline float bezier_derivative(float p_start, float p_control_1, float p_control_2, float p_end, float p_t) {
/* Formula from Wikipedia article on Bezier curves. */
float omt = (1.0f - p_t);
float omt2 = omt * omt;
float t2 = p_t * p_t;
float d = (p_control_1 - p_start) * 3.0f * omt2 + (p_control_2 - p_control_1) * 6.0f * omt * p_t + (p_end - p_control_2) * 3.0f * t2;
return d;
}
template <typename T>
inline T clamp(T x, T minv, T maxv) {
if (x < minv) {