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added round to Math, and fixed the type of the double pow's arguments.

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Relintai 2022-02-04 11:31:43 +01:00
parent d0c80ffe6a
commit 5503e58d54
1 changed files with 30 additions and 18 deletions
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48
core/math/math.h
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@ -1,12 +1,12 @@
#ifndef MATH_H
#define MATH_H
#include "core/typedefs.h"
#include "math_defs.h"
#include <math.h>
#include <stdlib.h>
#include <time.h>
#include <cstdint>
#include "math_defs.h"
#include "core/typedefs.h"
#define MATH_PI 3.1415926535897932384626433833
#define EPSILON 0.00001
@ -63,8 +63,11 @@ public:
inline static float ceil(const float x) { return ::ceilf(x); }
inline static double ceil(const double x) { return ::ceil(x); }
inline static float round(const float x) { return ::roundf(x); }
inline static double round(const double x) { return ::round(x); }
inline static float pow(const float x, const float y) { return ::powf(x, y); }
inline static double pow(const double x, const float y) { return ::pow(x, y); }
inline static double pow(const double x, const double y) { return ::pow(x, y); }
inline static float log(const float x) { return ::logf(x); }
inline static double log(const double x) { return ::log(x); }
@ -90,9 +93,9 @@ public:
static float is_equal_approx(const float a, const float b);
static float is_zero_approx(const float a);
//Taken from the Godot Engine (MIT License)
//Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur.
//Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md).
// Taken from the Godot Engine (MIT License)
// Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur.
// Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md).
static _ALWAYS_INLINE_ bool is_equal_approx_ratio(float a, float b, float epsilon = CMP_EPSILON, float min_epsilon = CMP_EPSILON) {
// this is an approximate way to check that numbers are close, as a ratio of their average size
// helps compare approximate numbers that may be very big or very small
@ -105,6 +108,15 @@ public:
return diff < epsilon;
}
// Taken from the Godot Engine (MIT License)
// Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur.
// Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md).
// This function should be as fast as possible and rounding mode should not matter.
static _ALWAYS_INLINE_ int fast_ftoi(float a) {
// Assuming every supported compiler has `lrint()`.
return lrintf(a);
}
static void seed(const unsigned int s);
static void randomize();
@ -118,9 +130,9 @@ public:
static float rand(const float from, const float to);
static float rand(const double from, const double to);
//Taken from the Godot Engine (MIT License)
//Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur.
//Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md).
// Taken from the Godot Engine (MIT License)
// Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur.
// Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md).
static bool is_nan(double p_val) {
#ifdef _MSC_VER
return _isnan(p_val);
@ -137,9 +149,9 @@ public:
#endif
}
//Taken from the Godot Engine (MIT License)
//Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur.
//Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md).
// Taken from the Godot Engine (MIT License)
// Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur.
// Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md).
static bool is_nan(float p_val) {
#ifdef _MSC_VER
return _isnan(p_val);
@ -163,9 +175,9 @@ public:
#endif
}
//Taken from the Godot Engine (MIT License)
//Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur.
//Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md).
// Taken from the Godot Engine (MIT License)
// Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur.
// Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md).
static bool is_inf(double p_val) {
#ifdef _MSC_VER
return !_finite(p_val);
@ -183,9 +195,9 @@ public:
#endif
}
//Taken from the Godot Engine (MIT License)
//Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur.
//Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md).
// Taken from the Godot Engine (MIT License)
// Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur.
// Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md).
static bool is_inf(float p_val) {
#ifdef _MSC_VER
return !_finite(p_val);