godot/core/variant/variant_utility.h

154 lines
8.5 KiB
C++

/**************************************************************************/
/* variant_utility.h */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/**************************************************************************/
#ifndef VARIANT_UTILITY_H
#define VARIANT_UTILITY_H
#include "variant.h"
struct VariantUtilityFunctions {
// Math
static double sin(double arg);
static double cos(double arg);
static double tan(double arg);
static double sinh(double arg);
static double cosh(double arg);
static double tanh(double arg);
static double asin(double arg);
static double acos(double arg);
static double atan(double arg);
static double atan2(double y, double x);
static double sqrt(double x);
static double fmod(double b, double r);
static double fposmod(double b, double r);
static int64_t posmod(int64_t b, int64_t r);
static Variant floor(Variant x, Callable::CallError &r_error);
static double floorf(double x);
static int64_t floori(double x);
static Variant ceil(Variant x, Callable::CallError &r_error);
static double ceilf(double x);
static int64_t ceili(double x);
static Variant round(Variant x, Callable::CallError &r_error);
static double roundf(double x);
static int64_t roundi(double x);
static Variant abs(const Variant &x, Callable::CallError &r_error);
static double absf(double x);
static int64_t absi(int64_t x);
static Variant sign(const Variant &x, Callable::CallError &r_error);
static double signf(double x);
static int64_t signi(int64_t x);
static double pow(double x, double y);
static double log(double x);
static double exp(double x);
static bool is_nan(double x);
static bool is_inf(double x);
static bool is_equal_approx(double x, double y);
static bool is_zero_approx(double x);
static bool is_finite(double x);
static double ease(float x, float curve);
static int step_decimals(float step);
static Variant snapped(const Variant &x, const Variant &step, Callable::CallError &r_error);
static double snappedf(double x, double step);
static int64_t snappedi(double x, int64_t step);
static Variant lerp(const Variant &from, const Variant &to, double weight, Callable::CallError &r_error);
static double lerpf(double from, double to, double weight);
static double cubic_interpolate(double from, double to, double pre, double post, double weight);
static double cubic_interpolate_angle(double from, double to, double pre, double post, double weight);
static double cubic_interpolate_in_time(double from, double to, double pre, double post, double weight,
double to_t, double pre_t, double post_t);
static double cubic_interpolate_angle_in_time(double from, double to, double pre, double post, double weight,
double to_t, double pre_t, double post_t);
static double bezier_interpolate(double p_start, double p_control_1, double p_control_2, double p_end, double p_t);
static double bezier_derivative(double p_start, double p_control_1, double p_control_2, double p_end, double p_t);
static double lerp_angle(double from, double to, double weight);
static double inverse_lerp(double from, double to, double weight);
static double remap(double value, double istart, double istop, double ostart, double ostop);
static double smoothstep(double from, double to, double val);
static double move_toward(double from, double to, double delta);
static double deg_to_rad(double angle_deg);
static double rad_to_deg(double angle_rad);
static double linear_to_db(double linear);
static double db_to_linear(double db);
static Variant wrap(const Variant &p_x, const Variant &p_min, const Variant &p_max, Callable::CallError &r_error);
static int64_t wrapi(int64_t value, int64_t min, int64_t max);
static double wrapf(double value, double min, double max);
static double pingpong(double value, double length);
static Variant max(const Variant **p_args, int p_argcount, Callable::CallError &r_error);
static double maxf(double x, double y);
static int64_t maxi(int64_t x, int64_t y);
static Variant min(const Variant **p_args, int p_argcount, Callable::CallError &r_error);
static double minf(double x, double y);
static int64_t mini(int64_t x, int64_t y);
static Variant clamp(const Variant &x, const Variant &min, const Variant &max, Callable::CallError &r_error);
static double clampf(double x, double min, double max);
static int64_t clampi(int64_t x, int64_t min, int64_t max);
static int64_t nearest_po2(int64_t x);
// Random
static void randomize();
static int64_t randi();
static double randf();
static double randfn(double mean, double deviation);
static int64_t randi_range(int64_t from, int64_t to);
static double randf_range(double from, double to);
static void seed(int64_t s);
static PackedInt64Array rand_from_seed(int64_t seed);
// Utility
static Variant weakref(const Variant &obj, Callable::CallError &r_error);
static int64_t _typeof(const Variant &obj);
static Variant type_convert(const Variant &p_variant, const Variant::Type p_type);
static String str(const Variant **p_args, int p_arg_count, Callable::CallError &r_error);
static String error_string(Error error);
static void print(const Variant **p_args, int p_arg_count, Callable::CallError &r_error);
static void print_rich(const Variant **p_args, int p_arg_count, Callable::CallError &r_error);
#undef print_verbose
static void print_verbose(const Variant **p_args, int p_arg_count, Callable::CallError &r_error);
static void printerr(const Variant **p_args, int p_arg_count, Callable::CallError &r_error);
static void printt(const Variant **p_args, int p_arg_count, Callable::CallError &r_error);
static void prints(const Variant **p_args, int p_arg_count, Callable::CallError &r_error);
static void printraw(const Variant **p_args, int p_arg_count, Callable::CallError &r_error);
static void push_error(const Variant **p_args, int p_arg_count, Callable::CallError &r_error);
static void push_warning(const Variant **p_args, int p_arg_count, Callable::CallError &r_error);
static String var_to_str(const Variant &p_var);
static Variant str_to_var(const String &p_var);
static PackedByteArray var_to_bytes(const Variant &p_var);
static PackedByteArray var_to_bytes_with_objects(const Variant &p_var);
static Variant bytes_to_var(const PackedByteArray &p_arr);
static Variant bytes_to_var_with_objects(const PackedByteArray &p_arr);
static int64_t hash(const Variant &p_arr);
static Object *instance_from_id(int64_t p_id);
static bool is_instance_id_valid(int64_t p_id);
static bool is_instance_valid(const Variant &p_instance);
static uint64_t rid_allocate_id();
static RID rid_from_int64(uint64_t p_base);
static bool is_same(const Variant &p_a, const Variant &p_b);
};
#endif // VARIANT_UTILITY_H