Synced defs.hpp with godot's typedefs.h

This commit is contained in:
Tom
2025-04-03 00:45:56 +01:00
parent 478e2637bd
commit d634a5f8c4
10 changed files with 362 additions and 211 deletions

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@@ -32,6 +32,7 @@
#include <gdextension_interface.h>
#include <godot_cpp/core/defs.hpp>
#include <godot_cpp/core/method_ptrcall.hpp>
#include <godot_cpp/core/type_info.hpp>

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@@ -32,7 +32,7 @@
#include <cstddef>
#include <cstdint>
#include <cstring>
#include <utility>
namespace godot {
@@ -64,15 +64,33 @@ namespace godot {
#endif
#endif
// Should always inline, except in debug builds because it makes debugging harder.
// Should always inline, except in dev builds because it makes debugging harder,
// or `size_enabled` builds where inlining is actively avoided.
#ifndef _FORCE_INLINE_
#ifdef DISABLE_FORCED_INLINE
#if defined(DEV_ENABLED) || defined(SIZE_EXTRA)
#define _FORCE_INLINE_ inline
#else
#define _FORCE_INLINE_ _ALWAYS_INLINE_
#endif
#endif
// Should never inline.
#ifndef _NO_INLINE_
#if defined(__GNUC__)
#define _NO_INLINE_ __attribute__((noinline))
#elif defined(_MSC_VER)
#define _NO_INLINE_ __declspec(noinline)
#else
#define _NO_INLINE_
#endif
#endif
// In some cases [[nodiscard]] will get false positives,
// we can prevent the warning in specific cases by preceding the call with a cast.
#ifndef _ALLOW_DISCARD_
#define _ALLOW_DISCARD_ (void)
#endif
// Windows badly defines a lot of stuff we'll never use. Undefine it.
#ifdef _WIN32
#undef min // override standard definition
@@ -80,14 +98,182 @@ namespace godot {
#undef ERROR // override (really stupid) wingdi.h standard definition
#undef DELETE // override (another really stupid) winnt.h standard definition
#undef MessageBox // override winuser.h standard definition
#undef MIN // override standard definition
#undef MAX // override standard definition
#undef CLAMP // override standard definition
#undef Error
#undef OK
#undef CONNECT_DEFERRED // override from Windows SDK, clashes with Object enum
#undef MemoryBarrier
#undef MONO_FONT
#endif
// Make room for our constexpr's below by overriding potential system-specific macros.
#undef SIGN
#undef MIN
#undef MAX
#undef CLAMP
template <typename T>
constexpr const T SIGN(const T m_v) {
return m_v > 0 ? +1.0f : (m_v < 0 ? -1.0f : 0.0f);
}
template <typename T, typename T2>
constexpr auto MIN(const T m_a, const T2 m_b) {
return m_a < m_b ? m_a : m_b;
}
template <typename T, typename T2>
constexpr auto MAX(const T m_a, const T2 m_b) {
return m_a > m_b ? m_a : m_b;
}
template <typename T, typename T2, typename T3>
constexpr auto CLAMP(const T m_a, const T2 m_min, const T3 m_max) {
return m_a < m_min ? m_min : (m_a > m_max ? m_max : m_a);
}
// Generic swap template.
#ifndef SWAP
#define SWAP(m_x, m_y) std::swap((m_x), (m_y))
#endif // SWAP
/* Functions to handle powers of 2 and shifting. */
// Returns `true` if a positive integer is a power of 2, `false` otherwise.
template <typename T>
inline bool is_power_of_2(const T x) {
return x && ((x & (x - 1)) == 0);
}
// Function to find the next power of 2 to an integer.
static _FORCE_INLINE_ unsigned int next_power_of_2(unsigned int x) {
if (x == 0) {
return 0;
}
--x;
x |= x >> 1;
x |= x >> 2;
x |= x >> 4;
x |= x >> 8;
x |= x >> 16;
return ++x;
}
// Function to find the previous power of 2 to an integer.
static _FORCE_INLINE_ unsigned int previous_power_of_2(unsigned int x) {
x |= x >> 1;
x |= x >> 2;
x |= x >> 4;
x |= x >> 8;
x |= x >> 16;
return x - (x >> 1);
}
// Function to find the closest power of 2 to an integer.
static _FORCE_INLINE_ unsigned int closest_power_of_2(unsigned int x) {
unsigned int nx = next_power_of_2(x);
unsigned int px = previous_power_of_2(x);
return (nx - x) > (x - px) ? px : nx;
}
// Get a shift value from a power of 2.
static inline int get_shift_from_power_of_2(unsigned int p_bits) {
for (unsigned int i = 0; i < 32; i++) {
if (p_bits == (unsigned int)(1 << i)) {
return i;
}
}
return -1;
}
template <typename T>
static _FORCE_INLINE_ T nearest_power_of_2_templated(T x) {
--x;
// The number of operations on x is the base two logarithm
// of the number of bits in the type. Add three to account
// for sizeof(T) being in bytes.
size_t num = get_shift_from_power_of_2(sizeof(T)) + 3;
// If the compiler is smart, it unrolls this loop.
// If it's dumb, this is a bit slow.
for (size_t i = 0; i < num; i++) {
x |= x >> (1 << i);
}
return ++x;
}
// Function to find the nearest (bigger) power of 2 to an integer.
static inline unsigned int nearest_shift(unsigned int p_number) {
for (int i = 30; i >= 0; i--) {
if (p_number & (1 << i)) {
return i + 1;
}
}
return 0;
}
// constexpr function to find the floored log2 of a number
template <typename T>
constexpr T floor_log2(T x) {
return x < 2 ? x : 1 + floor_log2(x >> 1);
}
// Get the number of bits needed to represent the number.
// IE, if you pass in 8, you will get 4.
// If you want to know how many bits are needed to store 8 values however, pass in (8 - 1).
template <typename T>
constexpr T get_num_bits(T x) {
return floor_log2(x);
}
// Swap 16, 32 and 64 bits value for endianness.
#if defined(__GNUC__)
#define BSWAP16(x) __builtin_bswap16(x)
#define BSWAP32(x) __builtin_bswap32(x)
#define BSWAP64(x) __builtin_bswap64(x)
#elif defined(_MSC_VER)
#define BSWAP16(x) _byteswap_ushort(x)
#define BSWAP32(x) _byteswap_ulong(x)
#define BSWAP64(x) _byteswap_uint64(x)
#else
static inline uint16_t BSWAP16(uint16_t x) {
return (x >> 8) | (x << 8);
}
static inline uint32_t BSWAP32(uint32_t x) {
return ((x << 24) | ((x << 8) & 0x00FF0000) | ((x >> 8) & 0x0000FF00) | (x >> 24));
}
static inline uint64_t BSWAP64(uint64_t x) {
x = (x & 0x00000000FFFFFFFF) << 32 | (x & 0xFFFFFFFF00000000) >> 32;
x = (x & 0x0000FFFF0000FFFF) << 16 | (x & 0xFFFF0000FFFF0000) >> 16;
x = (x & 0x00FF00FF00FF00FF) << 8 | (x & 0xFF00FF00FF00FF00) >> 8;
return x;
}
#endif
// Generic comparator used in Map, List, etc.
template <typename T>
struct Comparator {
_ALWAYS_INLINE_ bool operator()(const T &p_a, const T &p_b) const { return (p_a < p_b); }
};
// Global lock macro, relies on the static Mutex::_global_mutex.
void _global_lock();
void _global_unlock();
struct _GlobalLock {
_GlobalLock() { _global_lock(); }
~_GlobalLock() { _global_unlock(); }
};
#define GLOBAL_LOCK_FUNCTION _GlobalLock _global_lock_;
#if defined(__GNUC__)
#define likely(x) __builtin_expect(!!(x), 1)
#define unlikely(x) __builtin_expect(!!(x), 0)
@@ -96,22 +282,17 @@ namespace godot {
#define unlikely(x) x
#endif
#ifdef REAL_T_IS_DOUBLE
typedef double real_t;
#if defined(__GNUC__)
#define _PRINTF_FORMAT_ATTRIBUTE_2_0 __attribute__((format(printf, 2, 0)))
#define _PRINTF_FORMAT_ATTRIBUTE_2_3 __attribute__((format(printf, 2, 3)))
#else
typedef float real_t;
#define _PRINTF_FORMAT_ATTRIBUTE_2_0
#define _PRINTF_FORMAT_ATTRIBUTE_2_3
#endif
// Generic swap template.
#ifndef SWAP
#define SWAP(m_x, m_y) __swap_tmpl((m_x), (m_y))
template <typename T>
inline void __swap_tmpl(T &x, T &y) {
T aux = x;
x = y;
y = aux;
}
#endif // SWAP
// This is needed due to a strange OpenGL API that expects a pointer
// type for an argument that is actually an offset.
#define CAST_INT_TO_UCHAR_PTR(ptr) ((uint8_t *)(uintptr_t)(ptr))
// Home-made index sequence trick, so it can be used everywhere without the costly include of std::tuple.
// https://stackoverflow.com/questions/15014096/c-index-of-type-during-variadic-template-expansion
@@ -124,8 +305,36 @@ struct BuildIndexSequence : BuildIndexSequence<N - 1, N - 1, Is...> {};
template <size_t... Is>
struct BuildIndexSequence<0, Is...> : IndexSequence<Is...> {};
} //namespace godot
// Limit the depth of recursive algorithms when dealing with Array/Dictionary
#define MAX_RECURSION 100
// To maintain compatibility an alias is defined outside the namespace.
// Consider it deprecated.
using real_t = godot::real_t;
#ifdef DEBUG_ENABLED
#define DEBUG_METHODS_ENABLED
#endif
// Macro GD_IS_DEFINED() allows to check if a macro is defined. It needs to be defined to anything (say 1) to work.
#define __GDARG_PLACEHOLDER_1 false,
#define __gd_take_second_arg(__ignored, val, ...) val
#define ____gd_is_defined(arg1_or_junk) __gd_take_second_arg(arg1_or_junk true, false)
#define ___gd_is_defined(val) ____gd_is_defined(__GDARG_PLACEHOLDER_##val)
#define GD_IS_DEFINED(x) ___gd_is_defined(x)
// Whether the default value of a type is just all-0 bytes.
// This can most commonly be exploited by using memset for these types instead of loop-construct.
// Trivially constructible types are also zero-constructible.
template <typename T>
struct is_zero_constructible : std::is_trivially_constructible<T> {};
template <typename T>
struct is_zero_constructible<const T> : is_zero_constructible<T> {};
template <typename T>
struct is_zero_constructible<volatile T> : is_zero_constructible<T> {};
template <typename T>
struct is_zero_constructible<const volatile T> : is_zero_constructible<T> {};
template <typename T>
inline constexpr bool is_zero_constructible_v = is_zero_constructible<T>::value;
} //namespace godot

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@@ -0,0 +1,51 @@
/**************************************************************************/
/* math.compat.inc */
/**************************************************************************/
/* 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 DISABLE_DEPRECATED
namespace godot {
#undef ABS
// Generic ABS function, for math uses please use Math::abs.
template <typename T>
[[deprecated("Use Math::abs instead")]]
constexpr T ABS(T m_v) {
return m_v < 0 ? -m_v : m_v;
}
}
// To maintain compatibility an alias is defined outside the namespace.
// Consider it deprecated.
using real_t = godot::real_t;
#endif

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@@ -31,6 +31,7 @@
#pragma once
#include <godot_cpp/core/defs.hpp>
#include <godot_cpp/core/math_defs.hpp>
#include <gdextension_interface.h>
@@ -38,185 +39,8 @@
namespace godot {
#define Math_SQRT12 0.7071067811865475244008443621048490
#define Math_SQRT2 1.4142135623730950488016887242
#define Math_LN2 0.6931471805599453094172321215
#define Math_PI 3.1415926535897932384626433833
#define Math_TAU 6.2831853071795864769252867666
#define Math_E 2.7182818284590452353602874714
#define Math_INF INFINITY
#define Math_NAN NAN
// Make room for our constexpr's below by overriding potential system-specific macros.
#undef ABS
#undef SIGN
#undef MIN
#undef MAX
#undef CLAMP
// Generic ABS function, for math uses please use Math::abs.
template <typename T>
constexpr T ABS(T m_v) {
return m_v < 0 ? -m_v : m_v;
}
template <typename T>
constexpr const T SIGN(const T m_v) {
return m_v == 0 ? 0.0f : (m_v < 0 ? -1.0f : +1.0f);
}
template <typename T, typename T2>
constexpr auto MIN(const T m_a, const T2 m_b) {
return m_a < m_b ? m_a : m_b;
}
template <typename T, typename T2>
constexpr auto MAX(const T m_a, const T2 m_b) {
return m_a > m_b ? m_a : m_b;
}
template <typename T, typename T2, typename T3>
constexpr auto CLAMP(const T m_a, const T2 m_min, const T3 m_max) {
return m_a < m_min ? m_min : (m_a > m_max ? m_max : m_a);
}
// Generic swap template.
#ifndef SWAP
#define SWAP(m_x, m_y) __swap_tmpl((m_x), (m_y))
template <typename T>
inline void __swap_tmpl(T &x, T &y) {
T aux = x;
x = y;
y = aux;
}
#endif // SWAP
/* Functions to handle powers of 2 and shifting. */
// Function to find the next power of 2 to an integer.
static _FORCE_INLINE_ unsigned int next_power_of_2(unsigned int x) {
if (x == 0) {
return 0;
}
--x;
x |= x >> 1;
x |= x >> 2;
x |= x >> 4;
x |= x >> 8;
x |= x >> 16;
return ++x;
}
// Function to find the previous power of 2 to an integer.
static _FORCE_INLINE_ unsigned int previous_power_of_2(unsigned int x) {
x |= x >> 1;
x |= x >> 2;
x |= x >> 4;
x |= x >> 8;
x |= x >> 16;
return x - (x >> 1);
}
// Function to find the closest power of 2 to an integer.
static _FORCE_INLINE_ unsigned int closest_power_of_2(unsigned int x) {
unsigned int nx = next_power_of_2(x);
unsigned int px = previous_power_of_2(x);
return (nx - x) > (x - px) ? px : nx;
}
// Get a shift value from a power of 2.
static inline int get_shift_from_power_of_2(unsigned int p_bits) {
for (unsigned int i = 0; i < 32; i++) {
if (p_bits == (unsigned int)(1 << i)) {
return i;
}
}
return -1;
}
template <typename T>
static _FORCE_INLINE_ T nearest_power_of_2_templated(T x) {
--x;
// The number of operations on x is the base two logarithm
// of the number of bits in the type. Add three to account
// for sizeof(T) being in bytes.
size_t num = get_shift_from_power_of_2(sizeof(T)) + 3;
// If the compiler is smart, it unrolls this loop.
// If it's dumb, this is a bit slow.
for (size_t i = 0; i < num; i++) {
x |= x >> (1 << i);
}
return ++x;
}
// Function to find the nearest (bigger) power of 2 to an integer.
static inline unsigned int nearest_shift(unsigned int p_number) {
for (int i = 30; i >= 0; i--) {
if (p_number & (1 << i)) {
return i + 1;
}
}
return 0;
}
// constexpr function to find the floored log2 of a number
template <typename T>
constexpr T floor_log2(T x) {
return x < 2 ? x : 1 + floor_log2(x >> 1);
}
// Get the number of bits needed to represent the number.
// IE, if you pass in 8, you will get 4.
// If you want to know how many bits are needed to store 8 values however, pass in (8 - 1).
template <typename T>
constexpr T get_num_bits(T x) {
return floor_log2(x);
}
// Swap 16, 32 and 64 bits value for endianness.
#if defined(__GNUC__)
#define BSWAP16(x) __builtin_bswap16(x)
#define BSWAP32(x) __builtin_bswap32(x)
#define BSWAP64(x) __builtin_bswap64(x)
#else
static inline uint16_t BSWAP16(uint16_t x) {
return (x >> 8) | (x << 8);
}
static inline uint32_t BSWAP32(uint32_t x) {
return ((x << 24) | ((x << 8) & 0x00FF0000) | ((x >> 8) & 0x0000FF00) | (x >> 24));
}
static inline uint64_t BSWAP64(uint64_t x) {
x = (x & 0x00000000FFFFFFFF) << 32 | (x & 0xFFFFFFFF00000000) >> 32;
x = (x & 0x0000FFFF0000FFFF) << 16 | (x & 0xFFFF0000FFFF0000) >> 16;
x = (x & 0x00FF00FF00FF00FF) << 8 | (x & 0xFF00FF00FF00FF00) >> 8;
return x;
}
#endif
namespace Math {
// This epsilon should match the one used by Godot for consistency.
// Using `f` when `real_t` is float.
#define CMP_EPSILON 0.00001f
#define CMP_EPSILON2 (CMP_EPSILON * CMP_EPSILON)
// This epsilon is for values related to a unit size (scalar or vector len).
#ifdef PRECISE_MATH_CHECKS
#define UNIT_EPSILON 0.00001
#else
// Tolerate some more floating point error normally.
#define UNIT_EPSILON 0.001
#endif
// Functions reproduced as in Godot's source code `math_funcs.h`.
// Some are overloads to automatically support changing real_t into either double or float in the way Godot does.
@@ -834,3 +658,5 @@ inline float snap_scalar_separation(float p_offset, float p_step, float p_target
} // namespace Math
} // namespace godot
#include "math.compat.inc"

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@@ -0,0 +1,72 @@
/**************************************************************************/
/* math_defs.hpp */
/**************************************************************************/
/* 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. */
/**************************************************************************/
#pragma once
namespace godot {
#define CMP_EPSILON 0.00001
#define CMP_EPSILON2 (CMP_EPSILON * CMP_EPSILON)
#define CMP_NORMALIZE_TOLERANCE 0.000001
#define CMP_POINT_IN_PLANE_EPSILON 0.00001
#define Math_SQRT12 0.7071067811865475244008443621048490
#define Math_SQRT2 1.4142135623730950488016887242
#define Math_LN2 0.6931471805599453094172321215
#define Math_TAU 6.2831853071795864769252867666
#define Math_PI 3.1415926535897932384626433833
#define Math_E 2.7182818284590452353602874714
#ifdef DEBUG_ENABLED
#define MATH_CHECKS
#endif
//this epsilon is for values related to a unit size (scalar or vector len)
#ifdef PRECISE_MATH_CHECKS
#define UNIT_EPSILON 0.00001
#else
//tolerate some more floating point error normally
#define UNIT_EPSILON 0.001
#endif
#define USEC_TO_SEC(m_usec) ((m_usec) / 1000000.0)
/**
* The "Real" type is an abstract type used for real numbers, such as 1.5,
* in contrast to integer numbers. Precision can be controlled with the
* presence or absence of the REAL_T_IS_DOUBLE define.
*/
#ifdef REAL_T_IS_DOUBLE
typedef double real_t;
#else
typedef float real_t;
#endif
} // namespace godot

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@@ -101,12 +101,6 @@ _ALWAYS_INLINE_ T *_post_initialize(T *p_obj) {
#define memnew_allocator(m_class, m_allocator) (::godot::_pre_initialize<std::remove_pointer_t<decltype(new ("", "") m_class)>>(), ::godot::_post_initialize(new ("", m_allocator::alloc) m_class))
#define memnew_placement(m_placement, m_class) (::godot::_pre_initialize<std::remove_pointer_t<decltype(new ("", "") m_class)>>(), ::godot::_post_initialize(new ("", m_placement, sizeof(m_class), "") m_class))
// Generic comparator used in Map, List, etc.
template <typename T>
struct Comparator {
_ALWAYS_INLINE_ bool operator()(const T &p_a, const T &p_b) const { return (p_a < p_b); }
};
template <typename T>
void memdelete(T *p_class, typename std::enable_if<!std::is_base_of_v<godot::Wrapped, T>>::type * = nullptr) {
if constexpr (!std::is_trivially_destructible_v<T>) {

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@@ -102,7 +102,7 @@ real_t Plane::distance_to(const Vector3 &p_point) const {
bool Plane::has_point(const Vector3 &p_point, real_t p_tolerance) const {
real_t dist = normal.dot(p_point) - d;
dist = ABS(dist);
dist = Math::abs(dist);
return (dist <= p_tolerance);
}

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@@ -32,10 +32,10 @@
#include <godot_cpp/core/error_macros.hpp>
#include <godot_cpp/core/math.hpp>
#include <godot_cpp/variant/string.hpp>
namespace godot {
class String;
struct Basis;
struct Vector2;
struct Vector3i;

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@@ -60,7 +60,7 @@ Vector3 Plane::get_any_perpendicular_normal() const {
static const Vector3 p2 = Vector3(0, 1, 0);
Vector3 p;
if (ABS(normal.dot(p1)) > 0.99f) { // if too similar to p1
if (Math::abs(normal.dot(p1)) > 0.99f) { // if too similar to p1
p = p2; // use p2
} else {
p = p1; // use p1

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@@ -467,8 +467,6 @@ def generate(env):
# DEBUG_ENABLED enables debugging *features* and debug-only code, which is intended
# to give *users* extra debugging information for their game development.
env.Append(CPPDEFINES=["DEBUG_ENABLED"])
# In upstream Godot this is added in typedefs.h when DEBUG_ENABLED is set.
env.Append(CPPDEFINES=["DEBUG_METHODS_ENABLED"])
if env.dev_build:
# DEV_ENABLED enables *engine developer* code which should only be compiled for those