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Diffstat (limited to 'core/variant/variant_utility.cpp')
| -rw-r--r-- | core/variant/variant_utility.cpp | 1392 |
1 files changed, 1392 insertions, 0 deletions
diff --git a/core/variant/variant_utility.cpp b/core/variant/variant_utility.cpp new file mode 100644 index 0000000000..91a1b0262c --- /dev/null +++ b/core/variant/variant_utility.cpp @@ -0,0 +1,1392 @@ +/*************************************************************************/ +/* variant_utility.cpp */ +/*************************************************************************/ +/* This file is part of: */ +/* GODOT ENGINE */ +/* https://godotengine.org */ +/*************************************************************************/ +/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */ +/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */ +/* */ +/* 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. */ +/*************************************************************************/ + +#include "variant.h" + +#include "core/core_string_names.h" +#include "core/io/marshalls.h" +#include "core/object/reference.h" +#include "core/os/os.h" +#include "core/templates/oa_hash_map.h" +#include "core/variant/binder_common.h" +#include "core/variant/variant_parser.h" + +struct VariantUtilityFunctions { + // Math + static inline double sin(double arg) { + return Math::sin(arg); + } + static inline double cos(double arg) { + return Math::cos(arg); + } + static inline double tan(double arg) { + return Math::tan(arg); + } + + static inline double sinh(double arg) { + return Math::sinh(arg); + } + static inline double cosh(double arg) { + return Math::cosh(arg); + } + static inline double tanh(double arg) { + return Math::tanh(arg); + } + + static inline double asin(double arg) { + return Math::asin(arg); + } + static inline double acos(double arg) { + return Math::acos(arg); + } + static inline double atan(double arg) { + return Math::atan(arg); + } + + static inline double atan2(double y, double x) { + return Math::atan2(y, x); + } + + static inline double sqrt(double x) { + return Math::sqrt(x); + } + + static inline double fmod(double b, double r) { + return Math::fmod(b, r); + } + + static inline double fposmod(double b, double r) { + return Math::fposmod(b, r); + } + + static inline double floor(double x) { + return Math::floor(x); + } + + static inline double ceil(double x) { + return Math::ceil(x); + } + + static inline double round(double x) { + return Math::round(x); + } + + static inline Variant abs(const Variant &x, Callable::CallError &r_error) { + r_error.error = Callable::CallError::CALL_OK; + switch (x.get_type()) { + case Variant::INT: { + return ABS(VariantInternalAccessor<int64_t>::get(&x)); + } break; + case Variant::FLOAT: { + return Math::absd(VariantInternalAccessor<double>::get(&x)); + } break; + case Variant::VECTOR2: { + return VariantInternalAccessor<Vector2>::get(&x).abs(); + } break; + case Variant::VECTOR2I: { + return VariantInternalAccessor<Vector2i>::get(&x).abs(); + } break; + case Variant::VECTOR3: { + return VariantInternalAccessor<Vector3>::get(&x).abs(); + } break; + case Variant::VECTOR3I: { + return VariantInternalAccessor<Vector3i>::get(&x).abs(); + } break; + default: { + r_error.error = Callable::CallError::CALL_ERROR_INVALID_METHOD; + return Variant(); + } + } + } + + static inline double absf(double x) { + return Math::absd(x); + } + + static inline int64_t absi(int64_t x) { + return ABS(x); + } + + static inline Variant sign(const Variant &x, Callable::CallError &r_error) { + r_error.error = Callable::CallError::CALL_OK; + switch (x.get_type()) { + case Variant::INT: { + return SGN(VariantInternalAccessor<int64_t>::get(&x)); + } break; + case Variant::FLOAT: { + return SGN(VariantInternalAccessor<double>::get(&x)); + } break; + case Variant::VECTOR2: { + return VariantInternalAccessor<Vector2>::get(&x).sign(); + } break; + case Variant::VECTOR2I: { + return VariantInternalAccessor<Vector2i>::get(&x).sign(); + } break; + case Variant::VECTOR3: { + return VariantInternalAccessor<Vector3>::get(&x).sign(); + } break; + case Variant::VECTOR3I: { + return VariantInternalAccessor<Vector3i>::get(&x).sign(); + } break; + default: { + r_error.error = Callable::CallError::CALL_ERROR_INVALID_METHOD; + return Variant(); + } + } + } + + static inline double signf(double x) { + return SGN(x); + } + + static inline int64_t signi(int64_t x) { + return SGN(x); + } + + static inline double pow(double x, double y) { + return Math::pow(x, y); + } + static inline double log(double x) { + return Math::log(x); + } + + static inline double exp(double x) { + return Math::exp(x); + } + + static inline double is_nan(double x) { + return Math::is_nan(x); + } + + static inline double is_inf(double x) { + return Math::is_inf(x); + } + + static inline double is_equal_approx(double x, double y) { + return Math::is_equal_approx(x, y); + } + + static inline double is_zero_approx(double x) { + return Math::is_zero_approx(x); + } + + static inline double ease(float x, float c) { + return Math::ease(x, c); + } + + static inline int step_decimals(float step) { + return Math::step_decimals(step); + } + + static inline int range_step_decimals(float step) { + return Math::range_step_decimals(step); + } + + static inline double stepify(double value, double step) { + return Math::stepify(value, step); + } + + static inline double lerp(double from, double to, double weight) { + return Math::lerp(from, to, weight); + } + + static inline double lerp_angle(double from, double to, double weight) { + return Math::lerp_angle(from, to, weight); + } + + static inline double inverse_lerp(double from, double to, double weight) { + return Math::inverse_lerp(from, to, weight); + } + + static inline double range_lerp(double value, double istart, double istop, double ostart, double ostop) { + return Math::range_lerp(value, istart, istop, ostart, ostop); + } + + static inline double smoothstep(double from, double to, double val) { + return Math::smoothstep(from, to, val); + } + + static inline double move_toward(double from, double to, double delta) { + return Math::move_toward(from, to, delta); + } + + static inline double dectime(double value, double amount, double step) { + return Math::dectime(value, amount, step); + } + + static inline double deg2rad(double angle_deg) { + return Math::deg2rad(angle_deg); + } + + static inline double rad2deg(double angle_rad) { + return Math::rad2deg(angle_rad); + } + + static inline double linear2db(double linear) { + return Math::linear2db(linear); + } + + static inline double db2linear(double db) { + return Math::db2linear(db); + } + + static inline Vector2 polar2cartesian(double r, double th) { + return Vector2(r * Math::cos(th), r * Math::sin(th)); + } + + static inline Vector2 cartesian2polar(double x, double y) { + return Vector2(Math::sqrt(x * x + y * y), Math::atan2(y, x)); + } + + static inline int64_t wrapi(int64_t value, int64_t min, int64_t max) { + return Math::wrapi(value, min, max); + } + static inline double wrapf(double value, double min, double max) { + return Math::wrapf(value, min, max); + } + + static inline Variant max(const Variant **p_args, int p_argcount, Callable::CallError &r_error) { + if (p_argcount < 2) { + r_error.error = Callable::CallError::CALL_ERROR_TOO_FEW_ARGUMENTS; + r_error.expected = 2; + return Variant(); + } + Variant base = *p_args[0]; + Variant ret; + for (int i = 1; i < p_argcount; i++) { + bool valid; + Variant::evaluate(Variant::OP_GREATER, base, *p_args[i], ret, valid); + if (!valid) { + r_error.error = Callable::CallError::CALL_ERROR_INVALID_ARGUMENT; + r_error.expected = base.get_type(); + r_error.argument = i; + return Variant(); + } + if (ret.booleanize()) { + base = *p_args[i]; + } + } + r_error.error = Callable::CallError::CALL_OK; + return base; + } + + static inline double maxf(double x, double y) { + return MAX(x, y); + } + + static inline int64_t maxi(int64_t x, int64_t y) { + return MAX(x, y); + } + + static inline Variant min(const Variant **p_args, int p_argcount, Callable::CallError &r_error) { + if (p_argcount < 2) { + r_error.error = Callable::CallError::CALL_ERROR_TOO_FEW_ARGUMENTS; + r_error.expected = 2; + return Variant(); + } + Variant base = *p_args[0]; + Variant ret; + for (int i = 1; i < p_argcount; i++) { + bool valid; + Variant::evaluate(Variant::OP_LESS, base, *p_args[i], ret, valid); + if (!valid) { + r_error.error = Callable::CallError::CALL_ERROR_INVALID_ARGUMENT; + r_error.expected = base.get_type(); + r_error.argument = i; + return Variant(); + } + if (ret.booleanize()) { + base = *p_args[i]; + } + } + r_error.error = Callable::CallError::CALL_OK; + return base; + } + + static inline double minf(double x, double y) { + return MIN(x, y); + } + + static inline int64_t mini(int64_t x, int64_t y) { + return MIN(x, y); + } + + static inline Variant clamp(const Variant &x, const Variant &min, const Variant &max, Callable::CallError &r_error) { + Variant value = x; + + Variant ret; + + bool valid; + Variant::evaluate(Variant::OP_LESS, value, min, ret, valid); + if (!valid) { + r_error.error = Callable::CallError::CALL_ERROR_INVALID_ARGUMENT; + r_error.expected = value.get_type(); + r_error.argument = 1; + return Variant(); + } + if (ret.booleanize()) { + value = min; + } + Variant::evaluate(Variant::OP_GREATER, value, max, ret, valid); + if (!valid) { + r_error.error = Callable::CallError::CALL_ERROR_INVALID_ARGUMENT; + r_error.expected = value.get_type(); + r_error.argument = 2; + return Variant(); + } + if (ret.booleanize()) { + value = max; + } + + r_error.error = Callable::CallError::CALL_OK; + + return value; + } + + static inline double clampf(double x, double min, double max) { + return CLAMP(x, min, max); + } + + static inline int64_t clampi(int64_t x, int64_t min, int64_t max) { + return CLAMP(x, min, max); + } + + static inline int64_t nearest_po2(int64_t x) { + return nearest_power_of_2_templated(uint64_t(x)); + } + + // Random + + static inline void randomize() { + Math::randomize(); + } + + static inline int64_t randi() { + return Math::rand(); + } + + static inline double randf() { + return Math::randf(); + } + + static inline int64_t randi_range(int64_t from, int64_t to) { + return Math::random((int32_t)from, (int32_t)to); + } + + static inline double randf_range(double from, double to) { + return Math::random(from, to); + } + + static inline void seed(int64_t s) { + return Math::seed(s); + } + + static inline PackedInt64Array rand_from_seed(int64_t seed) { + uint64_t s = seed; + PackedInt64Array arr; + arr.resize(2); + arr.write[0] = Math::rand_from_seed(&s); + arr.write[1] = s; + return arr; + } + + // Utility + + static inline Variant weakref(const Variant &obj, Callable::CallError &r_error) { + if (obj.get_type() == Variant::OBJECT) { + r_error.error = Callable::CallError::CALL_OK; + if (obj.is_ref()) { + Ref<WeakRef> wref = memnew(WeakRef); + REF r = obj; + if (r.is_valid()) { + wref->set_ref(r); + } + return wref; + } else { + Ref<WeakRef> wref = memnew(WeakRef); + Object *o = obj.get_validated_object(); + if (o) { + wref->set_obj(o); + } + return wref; + } + } else if (obj.get_type() == Variant::NIL) { + r_error.error = Callable::CallError::CALL_OK; + Ref<WeakRef> wref = memnew(WeakRef); + return wref; + } else { + r_error.error = Callable::CallError::CALL_ERROR_INVALID_ARGUMENT; + r_error.argument = 0; + r_error.expected = Variant::OBJECT; + return Variant(); + } + } + + static inline int64_t _typeof(const Variant &obj) { + return obj.get_type(); + } + + static inline String str(const Variant **p_args, int p_arg_count, Callable::CallError &r_error) { + if (p_arg_count < 1) { + r_error.error = Callable::CallError::CALL_ERROR_TOO_FEW_ARGUMENTS; + r_error.argument = 1; + return String(); + } + String str; + for (int i = 0; i < p_arg_count; i++) { + String os = p_args[i]->operator String(); + + if (i == 0) { + str = os; + } else { + str += os; + } + } + + r_error.error = Callable::CallError::CALL_OK; + + return str; + } + + static inline void print(const Variant **p_args, int p_arg_count, Callable::CallError &r_error) { + if (p_arg_count < 1) { + r_error.error = Callable::CallError::CALL_ERROR_TOO_FEW_ARGUMENTS; + r_error.argument = 1; + } + String str; + for (int i = 0; i < p_arg_count; i++) { + String os = p_args[i]->operator String(); + + if (i == 0) { + str = os; + } else { + str += os; + } + } + + print_line(str); + r_error.error = Callable::CallError::CALL_OK; + } + + static inline void printerr(const Variant **p_args, int p_arg_count, Callable::CallError &r_error) { + if (p_arg_count < 1) { + r_error.error = Callable::CallError::CALL_ERROR_TOO_FEW_ARGUMENTS; + r_error.argument = 1; + } + String str; + for (int i = 0; i < p_arg_count; i++) { + String os = p_args[i]->operator String(); + + if (i == 0) { + str = os; + } else { + str += os; + } + } + + print_error(str); + r_error.error = Callable::CallError::CALL_OK; + } + + static inline void printt(const Variant **p_args, int p_arg_count, Callable::CallError &r_error) { + if (p_arg_count < 1) { + r_error.error = Callable::CallError::CALL_ERROR_TOO_FEW_ARGUMENTS; + r_error.argument = 1; + } + String str; + for (int i = 0; i < p_arg_count; i++) { + if (i) { + str += "\t"; + } + str += p_args[i]->operator String(); + } + + print_error(str); + r_error.error = Callable::CallError::CALL_OK; + } + + static inline void prints(const Variant **p_args, int p_arg_count, Callable::CallError &r_error) { + if (p_arg_count < 1) { + r_error.error = Callable::CallError::CALL_ERROR_TOO_FEW_ARGUMENTS; + r_error.argument = 1; + } + String str; + for (int i = 0; i < p_arg_count; i++) { + if (i) { + str += " "; + } + str += p_args[i]->operator String(); + } + + print_error(str); + r_error.error = Callable::CallError::CALL_OK; + } + + static inline void printraw(const Variant **p_args, int p_arg_count, Callable::CallError &r_error) { + if (p_arg_count < 1) { + r_error.error = Callable::CallError::CALL_ERROR_TOO_FEW_ARGUMENTS; + r_error.argument = 1; + } + String str; + for (int i = 0; i < p_arg_count; i++) { + String os = p_args[i]->operator String(); + + if (i == 0) { + str = os; + } else { + str += os; + } + } + + OS::get_singleton()->print("%s", str.utf8().get_data()); + r_error.error = Callable::CallError::CALL_OK; + } + + static inline void push_error(const Variant **p_args, int p_arg_count, Callable::CallError &r_error) { + if (p_arg_count < 1) { + r_error.error = Callable::CallError::CALL_ERROR_TOO_FEW_ARGUMENTS; + r_error.argument = 1; + } + String str; + for (int i = 0; i < p_arg_count; i++) { + String os = p_args[i]->operator String(); + + if (i == 0) { + str = os; + } else { + str += os; + } + } + + ERR_PRINT(str); + r_error.error = Callable::CallError::CALL_OK; + } + + static inline void push_warning(const Variant **p_args, int p_arg_count, Callable::CallError &r_error) { + if (p_arg_count < 1) { + r_error.error = Callable::CallError::CALL_ERROR_TOO_FEW_ARGUMENTS; + r_error.argument = 1; + } + String str; + for (int i = 0; i < p_arg_count; i++) { + String os = p_args[i]->operator String(); + + if (i == 0) { + str = os; + } else { + str += os; + } + } + + WARN_PRINT(str); + r_error.error = Callable::CallError::CALL_OK; + } + + static inline String var2str(const Variant &p_var) { + String vars; + VariantWriter::write_to_string(p_var, vars); + return vars; + } + + static inline Variant str2var(const String &p_var) { + VariantParser::StreamString ss; + ss.s = p_var; + + String errs; + int line; + Variant ret; + (void)VariantParser::parse(&ss, ret, errs, line); + + return ret; + } + + static inline PackedByteArray var2bytes(const Variant &p_var) { + int len; + Error err = encode_variant(p_var, nullptr, len, false); + if (err != OK) { + return PackedByteArray(); + } + + PackedByteArray barr; + barr.resize(len); + { + uint8_t *w = barr.ptrw(); + err = encode_variant(p_var, w, len, false); + if (err != OK) { + return PackedByteArray(); + } + } + + return barr; + } + + static inline PackedByteArray var2bytes_with_objects(const Variant &p_var) { + int len; + Error err = encode_variant(p_var, nullptr, len, true); + if (err != OK) { + return PackedByteArray(); + } + + PackedByteArray barr; + barr.resize(len); + { + uint8_t *w = barr.ptrw(); + err = encode_variant(p_var, w, len, true); + if (err != OK) { + return PackedByteArray(); + } + } + + return barr; + } + + static inline Variant bytes2var(const PackedByteArray &p_arr) { + Variant ret; + { + const uint8_t *r = p_arr.ptr(); + Error err = decode_variant(ret, r, p_arr.size(), nullptr, false); + if (err != OK) { + return Variant(); + } + } + return ret; + } + + static inline Variant bytes2var_with_objects(const PackedByteArray &p_arr) { + Variant ret; + { + const uint8_t *r = p_arr.ptr(); + Error err = decode_variant(ret, r, p_arr.size(), nullptr, true); + if (err != OK) { + return Variant(); + } + } + return ret; + } + + static inline int64_t hash(const Variant &p_arr) { + return p_arr.hash(); + } + + static inline Variant instance_from_id(int64_t p_id) { + ObjectID id = ObjectID((uint64_t)p_id); + Variant ret = ObjectDB::get_instance(id); + return ret; + } + + static inline bool is_instance_id_valid(int64_t p_id) { + return ObjectDB::get_instance(ObjectID((uint64_t)p_id)) != nullptr; + } + + static inline bool is_instance_valid(const Variant &p_instance) { + if (p_instance.get_type() != Variant::OBJECT) { + return false; + } + return p_instance.get_validated_object() != nullptr; + } +}; + +#ifdef DEBUG_METHODS_ENABLED +#define VCALLR *ret = p_func(VariantCasterAndValidate<P>::cast(p_args, Is, r_error)...) +#define VCALL p_func(VariantCasterAndValidate<P>::cast(p_args, Is, r_error)...) +#else +#define VCALLR *ret = p_func(VariantCaster<P>::cast(*p_args[Is])...) +#define VCALL p_func(VariantCaster<P>::cast(*p_args[Is])...) +#endif + +template <class R, class... P, size_t... Is> +static _FORCE_INLINE_ void call_helperpr(R (*p_func)(P...), Variant *ret, const Variant **p_args, Callable::CallError &r_error, IndexSequence<Is...>) { + r_error.error = Callable::CallError::CALL_OK; + VCALLR; + (void)p_args; // avoid gcc warning + (void)r_error; +} + +template <class R, class... P, size_t... Is> +static _FORCE_INLINE_ void validated_call_helperpr(R (*p_func)(P...), Variant *ret, const Variant **p_args, IndexSequence<Is...>) { + *ret = p_func(VariantCaster<P>::cast(*p_args[Is])...); + (void)p_args; +} + +template <class R, class... P, size_t... Is> +static _FORCE_INLINE_ void ptr_call_helperpr(R (*p_func)(P...), void *ret, const void **p_args, IndexSequence<Is...>) { + PtrToArg<R>::encode(p_func(PtrToArg<P>::convert(p_args[Is])...), ret); + (void)p_args; +} + +template <class R, class... P> +static _FORCE_INLINE_ void call_helperr(R (*p_func)(P...), Variant *ret, const Variant **p_args, Callable::CallError &r_error) { + call_helperpr(p_func, ret, p_args, r_error, BuildIndexSequence<sizeof...(P)>{}); +} + +template <class R, class... P> +static _FORCE_INLINE_ void validated_call_helperr(R (*p_func)(P...), Variant *ret, const Variant **p_args) { + validated_call_helperpr(p_func, ret, p_args, BuildIndexSequence<sizeof...(P)>{}); +} + +template <class R, class... P> +static _FORCE_INLINE_ void ptr_call_helperr(R (*p_func)(P...), void *ret, const void **p_args) { + ptr_call_helperpr(p_func, ret, p_args, BuildIndexSequence<sizeof...(P)>{}); +} + +template <class R, class... P> +static _FORCE_INLINE_ int get_arg_count_helperr(R (*p_func)(P...)) { + return sizeof...(P); +} + +template <class R, class... P> +static _FORCE_INLINE_ Variant::Type get_arg_type_helperr(R (*p_func)(P...), int p_arg) { + return call_get_argument_type<P...>(p_arg); +} + +template <class R, class... P> +static _FORCE_INLINE_ Variant::Type get_ret_type_helperr(R (*p_func)(P...)) { + return GetTypeInfo<R>::VARIANT_TYPE; +} + +// WITHOUT RET + +template <class... P, size_t... Is> +static _FORCE_INLINE_ void call_helperp(void (*p_func)(P...), const Variant **p_args, Callable::CallError &r_error, IndexSequence<Is...>) { + r_error.error = Callable::CallError::CALL_OK; + VCALL; + (void)p_args; + (void)r_error; +} + +template <class... P, size_t... Is> +static _FORCE_INLINE_ void validated_call_helperp(void (*p_func)(P...), const Variant **p_args, IndexSequence<Is...>) { + p_func(VariantCaster<P>::cast(*p_args[Is])...); + (void)p_args; +} + +template <class... P, size_t... Is> +static _FORCE_INLINE_ void ptr_call_helperp(void (*p_func)(P...), const void **p_args, IndexSequence<Is...>) { + p_func(PtrToArg<P>::convert(p_args[Is])...); + (void)p_args; +} + +template <class... P> +static _FORCE_INLINE_ void call_helper(void (*p_func)(P...), const Variant **p_args, Callable::CallError &r_error) { + call_helperp(p_func, p_args, r_error, BuildIndexSequence<sizeof...(P)>{}); +} + +template <class... P> +static _FORCE_INLINE_ void validated_call_helper(void (*p_func)(P...), const Variant **p_args) { + validated_call_helperp(p_func, p_args, BuildIndexSequence<sizeof...(P)>{}); +} + +template <class... P> +static _FORCE_INLINE_ void ptr_call_helper(void (*p_func)(P...), const void **p_args) { + ptr_call_helperp(p_func, p_args, BuildIndexSequence<sizeof...(P)>{}); +} + +template <class... P> +static _FORCE_INLINE_ int get_arg_count_helper(void (*p_func)(P...)) { + return sizeof...(P); +} + +template <class... P> +static _FORCE_INLINE_ Variant::Type get_arg_type_helper(void (*p_func)(P...), int p_arg) { + return call_get_argument_type<P...>(p_arg); +} + +template <class... P> +static _FORCE_INLINE_ Variant::Type get_ret_type_helper(void (*p_func)(P...)) { + return Variant::NIL; +} + +#define FUNCBINDR(m_func, m_args, m_category) \ + class Func_##m_func { \ + public: \ + static void call(Variant *r_ret, const Variant **p_args, int p_argcount, Callable::CallError &r_error) { \ + call_helperr(VariantUtilityFunctions::m_func, r_ret, p_args, r_error); \ + } \ + \ + static void validated_call(Variant *r_ret, const Variant **p_args, int p_argcount) { \ + validated_call_helperr(VariantUtilityFunctions::m_func, r_ret, p_args); \ + } \ + static void ptrcall(void *ret, const void **p_args, int p_argcount) { \ + ptr_call_helperr(VariantUtilityFunctions::m_func, ret, p_args); \ + } \ + \ + static int get_argument_count() { \ + return get_arg_count_helperr(VariantUtilityFunctions::m_func); \ + } \ + \ + static Variant::Type get_argument_type(int p_arg) { \ + return get_arg_type_helperr(VariantUtilityFunctions::m_func, p_arg); \ + } \ + \ + static Variant::Type get_return_type() { \ + return get_ret_type_helperr(VariantUtilityFunctions::m_func); \ + } \ + static bool has_return_type() { \ + return true; \ + } \ + static bool is_vararg() { return false; } \ + static Variant::UtilityFunctionType get_type() { return m_category; } \ + }; \ + register_utility_function<Func_##m_func>(#m_func, m_args) + +#define FUNCBINDVR(m_func, m_args, m_category) \ + class Func_##m_func { \ + public: \ + static void call(Variant *r_ret, const Variant **p_args, int p_argcount, Callable::CallError &r_error) { \ + r_error.error = Callable::CallError::CALL_OK; \ + *r_ret = VariantUtilityFunctions::m_func(*p_args[0], r_error); \ + } \ + \ + static void validated_call(Variant *r_ret, const Variant **p_args, int p_argcount) { \ + Callable::CallError ce; \ + *r_ret = VariantUtilityFunctions::m_func(*p_args[0], ce); \ + } \ + static void ptrcall(void *ret, const void **p_args, int p_argcount) { \ + Callable::CallError ce; \ + PtrToArg<Variant>::encode(VariantUtilityFunctions::m_func(PtrToArg<Variant>::convert(p_args[0]), ce), ret); \ + } \ + \ + static int get_argument_count() { \ + return 1; \ + } \ + \ + static Variant::Type get_argument_type(int p_arg) { \ + return Variant::NIL; \ + } \ + \ + static Variant::Type get_return_type() { \ + return Variant::NIL; \ + } \ + static bool has_return_type() { \ + return true; \ + } \ + static bool is_vararg() { return false; } \ + static Variant::UtilityFunctionType get_type() { return m_category; } \ + }; \ + register_utility_function<Func_##m_func>(#m_func, m_args) + +#define FUNCBINDVR3(m_func, m_args, m_category) \ + class Func_##m_func { \ + public: \ + static void call(Variant *r_ret, const Variant **p_args, int p_argcount, Callable::CallError &r_error) { \ + r_error.error = Callable::CallError::CALL_OK; \ + *r_ret = VariantUtilityFunctions::m_func(*p_args[0], *p_args[1], *p_args[2], r_error); \ + } \ + \ + static void validated_call(Variant *r_ret, const Variant **p_args, int p_argcount) { \ + Callable::CallError ce; \ + *r_ret = VariantUtilityFunctions::m_func(*p_args[0], *p_args[1], *p_args[2], ce); \ + } \ + static void ptrcall(void *ret, const void **p_args, int p_argcount) { \ + Callable::CallError ce; \ + Variant r; \ + r = VariantUtilityFunctions::m_func(PtrToArg<Variant>::convert(p_args[0]), PtrToArg<Variant>::convert(p_args[1]), PtrToArg<Variant>::convert(p_args[2]), ce); \ + PtrToArg<Variant>::encode(r, ret); \ + } \ + \ + static int get_argument_count() { \ + return 3; \ + } \ + \ + static Variant::Type get_argument_type(int p_arg) { \ + return Variant::NIL; \ + } \ + \ + static Variant::Type get_return_type() { \ + return Variant::NIL; \ + } \ + static bool has_return_type() { \ + return true; \ + } \ + static bool is_vararg() { return false; } \ + static Variant::UtilityFunctionType get_type() { return m_category; } \ + }; \ + register_utility_function<Func_##m_func>(#m_func, m_args) + +#define FUNCBINDVARARG(m_func, m_args, m_category) \ + class Func_##m_func { \ + public: \ + static void call(Variant *r_ret, const Variant **p_args, int p_argcount, Callable::CallError &r_error) { \ + r_error.error = Callable::CallError::CALL_OK; \ + *r_ret = VariantUtilityFunctions::m_func(p_args, p_argcount, r_error); \ + } \ + \ + static void validated_call(Variant *r_ret, const Variant **p_args, int p_argcount) { \ + Callable::CallError c; \ + *r_ret = VariantUtilityFunctions::m_func(p_args, p_argcount, c); \ + } \ + static void ptrcall(void *ret, const void **p_args, int p_argcount) { \ + Vector<Variant> args; \ + for (int i = 0; i < p_argcount; i++) { \ + args.push_back(PtrToArg<Variant>::convert(p_args[i])); \ + } \ + Vector<const Variant *> argsp; \ + for (int i = 0; i < p_argcount; i++) { \ + argsp.push_back(&args[i]); \ + } \ + Variant r; \ + validated_call(&r, (const Variant **)argsp.ptr(), p_argcount); \ + PtrToArg<Variant>::encode(r, ret); \ + } \ + \ + static int get_argument_count() { \ + return 2; \ + } \ + \ + static Variant::Type get_argument_type(int p_arg) { \ + return Variant::NIL; \ + } \ + \ + static Variant::Type get_return_type() { \ + return Variant::NIL; \ + } \ + static bool has_return_type() { \ + return true; \ + } \ + static bool is_vararg() { \ + return true; \ + } \ + static Variant::UtilityFunctionType get_type() { \ + return m_category; \ + } \ + }; \ + register_utility_function<Func_##m_func>(#m_func, m_args) + +#define FUNCBINDVARARGS(m_func, m_args, m_category) \ + class Func_##m_func { \ + public: \ + static void call(Variant *r_ret, const Variant **p_args, int p_argcount, Callable::CallError &r_error) { \ + r_error.error = Callable::CallError::CALL_OK; \ + *r_ret = VariantUtilityFunctions::m_func(p_args, p_argcount, r_error); \ + } \ + \ + static void validated_call(Variant *r_ret, const Variant **p_args, int p_argcount) { \ + Callable::CallError c; \ + *r_ret = VariantUtilityFunctions::m_func(p_args, p_argcount, c); \ + } \ + static void ptrcall(void *ret, const void **p_args, int p_argcount) { \ + Vector<Variant> args; \ + for (int i = 0; i < p_argcount; i++) { \ + args.push_back(PtrToArg<Variant>::convert(p_args[i])); \ + } \ + Vector<const Variant *> argsp; \ + for (int i = 0; i < p_argcount; i++) { \ + argsp.push_back(&args[i]); \ + } \ + Variant r; \ + validated_call(&r, (const Variant **)argsp.ptr(), p_argcount); \ + PtrToArg<String>::encode(r.operator String(), ret); \ + } \ + \ + static int get_argument_count() { \ + return 1; \ + } \ + \ + static Variant::Type get_argument_type(int p_arg) { \ + return Variant::NIL; \ + } \ + \ + static Variant::Type get_return_type() { \ + return Variant::STRING; \ + } \ + static bool has_return_type() { \ + return true; \ + } \ + static bool is_vararg() { \ + return true; \ + } \ + static Variant::UtilityFunctionType get_type() { \ + return m_category; \ + } \ + }; \ + register_utility_function<Func_##m_func>(#m_func, m_args) + +#define FUNCBINDVARARGV(m_func, m_args, m_category) \ + class Func_##m_func { \ + public: \ + static void call(Variant *r_ret, const Variant **p_args, int p_argcount, Callable::CallError &r_error) { \ + r_error.error = Callable::CallError::CALL_OK; \ + VariantUtilityFunctions::m_func(p_args, p_argcount, r_error); \ + } \ + \ + static void validated_call(Variant *r_ret, const Variant **p_args, int p_argcount) { \ + Callable::CallError c; \ + VariantUtilityFunctions::m_func(p_args, p_argcount, c); \ + } \ + static void ptrcall(void *ret, const void **p_args, int p_argcount) { \ + Vector<Variant> args; \ + for (int i = 0; i < p_argcount; i++) { \ + args.push_back(PtrToArg<Variant>::convert(p_args[i])); \ + } \ + Vector<const Variant *> argsp; \ + for (int i = 0; i < p_argcount; i++) { \ + argsp.push_back(&args[i]); \ + } \ + Variant r; \ + validated_call(&r, (const Variant **)argsp.ptr(), p_argcount); \ + } \ + \ + static int get_argument_count() { \ + return 1; \ + } \ + \ + static Variant::Type get_argument_type(int p_arg) { \ + return Variant::NIL; \ + } \ + \ + static Variant::Type get_return_type() { \ + return Variant::NIL; \ + } \ + static bool has_return_type() { \ + return false; \ + } \ + static bool is_vararg() { \ + return true; \ + } \ + static Variant::UtilityFunctionType get_type() { \ + return m_category; \ + } \ + }; \ + register_utility_function<Func_##m_func>(#m_func, m_args) + +#define FUNCBIND(m_func, m_args, m_category) \ + class Func_##m_func { \ + public: \ + static void call(Variant *r_ret, const Variant **p_args, int p_argcount, Callable::CallError &r_error) { \ + call_helper(VariantUtilityFunctions::m_func, p_args, r_error); \ + } \ + \ + static void validated_call(Variant *r_ret, const Variant **p_args, int p_argcount) { \ + validated_call_helper(VariantUtilityFunctions::m_func, p_args); \ + } \ + static void ptrcall(void *ret, const void **p_args, int p_argcount) { \ + ptr_call_helper(VariantUtilityFunctions::m_func, p_args); \ + } \ + \ + static int get_argument_count() { \ + return get_arg_count_helper(VariantUtilityFunctions::m_func); \ + } \ + \ + static Variant::Type get_argument_type(int p_arg) { \ + return get_arg_type_helper(VariantUtilityFunctions::m_func, p_arg); \ + } \ + \ + static Variant::Type get_return_type() { \ + return get_ret_type_helper(VariantUtilityFunctions::m_func); \ + } \ + static bool has_return_type() { \ + return false; \ + } \ + static bool is_vararg() { return false; } \ + static Variant::UtilityFunctionType get_type() { return m_category; } \ + }; \ + register_utility_function<Func_##m_func>(#m_func, m_args) + +struct VariantUtilityFunctionInfo { + void (*call_utility)(Variant *r_ret, const Variant **p_args, int p_argcount, Callable::CallError &r_error); + Variant::ValidatedUtilityFunction validated_call_utility; + Variant::PTRUtilityFunction ptr_call_utility; + Vector<String> argnames; + bool is_vararg; + bool returns_value; + int argcount; + Variant::Type (*get_arg_type)(int); + Variant::Type return_type; + Variant::UtilityFunctionType type; +}; + +static OAHashMap<StringName, VariantUtilityFunctionInfo> utility_function_table; +static List<StringName> utility_function_name_table; + +template <class T> +static void register_utility_function(const String &p_name, const Vector<String> &argnames) { + String name = p_name; + if (name.begins_with("_")) { + name = name.substr(1, name.length() - 1); + } + StringName sname = name; + ERR_FAIL_COND(utility_function_table.has(sname)); + + VariantUtilityFunctionInfo bfi; + bfi.call_utility = T::call; + bfi.validated_call_utility = T::validated_call; + bfi.ptr_call_utility = T::ptrcall; + bfi.is_vararg = T::is_vararg(); + bfi.argnames = argnames; + bfi.argcount = T::get_argument_count(); + if (!bfi.is_vararg) { + ERR_FAIL_COND_MSG(argnames.size() != bfi.argcount, "wrong number of arguments binding utility function: " + name); + } + bfi.get_arg_type = T::get_argument_type; + bfi.return_type = T::get_return_type(); + bfi.type = T::get_type(); + bfi.returns_value = T::has_return_type(); + + utility_function_table.insert(sname, bfi); + utility_function_name_table.push_back(sname); +} + +void Variant::_register_variant_utility_functions() { + // Math + + FUNCBINDR(sin, sarray("angle_rad"), Variant::UTILITY_FUNC_TYPE_MATH); + FUNCBINDR(cos, sarray("angle_rad"), Variant::UTILITY_FUNC_TYPE_MATH); + FUNCBINDR(tan, sarray("angle_rad"), Variant::UTILITY_FUNC_TYPE_MATH); + + FUNCBINDR(sinh, sarray("x"), Variant::UTILITY_FUNC_TYPE_MATH); + FUNCBINDR(cosh, sarray("x"), Variant::UTILITY_FUNC_TYPE_MATH); + FUNCBINDR(tanh, sarray("x"), Variant::UTILITY_FUNC_TYPE_MATH); + + FUNCBINDR(asin, sarray("x"), Variant::UTILITY_FUNC_TYPE_MATH); + FUNCBINDR(acos, sarray("x"), Variant::UTILITY_FUNC_TYPE_MATH); + FUNCBINDR(atan, sarray("x"), Variant::UTILITY_FUNC_TYPE_MATH); + + FUNCBINDR(atan2, sarray("y", "x"), Variant::UTILITY_FUNC_TYPE_MATH); + + FUNCBINDR(sqrt, sarray("x"), Variant::UTILITY_FUNC_TYPE_MATH); + FUNCBINDR(fmod, sarray("x", "y"), Variant::UTILITY_FUNC_TYPE_MATH); + FUNCBINDR(fposmod, sarray("x", "y"), Variant::UTILITY_FUNC_TYPE_MATH); + FUNCBINDR(floor, sarray("x"), Variant::UTILITY_FUNC_TYPE_MATH); + FUNCBINDR(ceil, sarray("x"), Variant::UTILITY_FUNC_TYPE_MATH); + FUNCBINDR(round, sarray("x"), Variant::UTILITY_FUNC_TYPE_MATH); + + FUNCBINDVR(abs, sarray("x"), Variant::UTILITY_FUNC_TYPE_MATH); + + FUNCBINDR(absf, sarray("x"), Variant::UTILITY_FUNC_TYPE_MATH); + FUNCBINDR(absi, sarray("x"), Variant::UTILITY_FUNC_TYPE_MATH); + + FUNCBINDVR(sign, sarray("x"), Variant::UTILITY_FUNC_TYPE_MATH); + + FUNCBINDR(signf, sarray("x"), Variant::UTILITY_FUNC_TYPE_MATH); + FUNCBINDR(signi, sarray("x"), Variant::UTILITY_FUNC_TYPE_MATH); + + FUNCBINDR(pow, sarray("x", "y"), Variant::UTILITY_FUNC_TYPE_MATH); + FUNCBINDR(log, sarray("x"), Variant::UTILITY_FUNC_TYPE_MATH); + FUNCBINDR(exp, sarray("x"), Variant::UTILITY_FUNC_TYPE_MATH); + + FUNCBINDR(is_nan, sarray("x"), Variant::UTILITY_FUNC_TYPE_MATH); + FUNCBINDR(is_inf, sarray("x"), Variant::UTILITY_FUNC_TYPE_MATH); + + FUNCBINDR(is_equal_approx, sarray("a", "b"), Variant::UTILITY_FUNC_TYPE_MATH); + FUNCBINDR(is_zero_approx, sarray("x"), Variant::UTILITY_FUNC_TYPE_MATH); + + FUNCBINDR(ease, sarray("x", "c"), Variant::UTILITY_FUNC_TYPE_MATH); + FUNCBINDR(step_decimals, sarray("x"), Variant::UTILITY_FUNC_TYPE_MATH); + FUNCBINDR(range_step_decimals, sarray("x"), Variant::UTILITY_FUNC_TYPE_MATH); + FUNCBINDR(stepify, sarray("x", "y"), Variant::UTILITY_FUNC_TYPE_MATH); + + FUNCBINDR(lerp, sarray("from", "to", "c"), Variant::UTILITY_FUNC_TYPE_MATH); + FUNCBINDR(lerp_angle, sarray("from", "to", "c"), Variant::UTILITY_FUNC_TYPE_MATH); + FUNCBINDR(inverse_lerp, sarray("from", "to", "c"), Variant::UTILITY_FUNC_TYPE_MATH); + FUNCBINDR(range_lerp, sarray("value", "istart", "istop", "ostart", "ostop"), Variant::UTILITY_FUNC_TYPE_MATH); + + FUNCBINDR(smoothstep, sarray("from", "to", "c"), Variant::UTILITY_FUNC_TYPE_MATH); + FUNCBINDR(move_toward, sarray("from", "to", "delta"), Variant::UTILITY_FUNC_TYPE_MATH); + FUNCBINDR(dectime, sarray("value", "amount", "step"), Variant::UTILITY_FUNC_TYPE_MATH); + + FUNCBINDR(deg2rad, sarray("deg"), Variant::UTILITY_FUNC_TYPE_MATH); + FUNCBINDR(rad2deg, sarray("rad"), Variant::UTILITY_FUNC_TYPE_MATH); + FUNCBINDR(linear2db, sarray("lin"), Variant::UTILITY_FUNC_TYPE_MATH); + FUNCBINDR(db2linear, sarray("db"), Variant::UTILITY_FUNC_TYPE_MATH); + + FUNCBINDR(polar2cartesian, sarray("r", "th"), Variant::UTILITY_FUNC_TYPE_MATH); + FUNCBINDR(cartesian2polar, sarray("x", "y"), Variant::UTILITY_FUNC_TYPE_MATH); + + FUNCBINDR(wrapi, sarray("value", "min", "max"), Variant::UTILITY_FUNC_TYPE_MATH); + FUNCBINDR(wrapf, sarray("value", "min", "max"), Variant::UTILITY_FUNC_TYPE_MATH); + + FUNCBINDVARARG(max, sarray(), Variant::UTILITY_FUNC_TYPE_MATH); + + FUNCBINDR(maxi, sarray("a", "b"), Variant::UTILITY_FUNC_TYPE_MATH); + FUNCBINDR(maxf, sarray("a", "b"), Variant::UTILITY_FUNC_TYPE_MATH); + + FUNCBINDVARARG(min, sarray(), Variant::UTILITY_FUNC_TYPE_MATH); + + FUNCBINDR(mini, sarray("a", "b"), Variant::UTILITY_FUNC_TYPE_MATH); + FUNCBINDR(minf, sarray("a", "b"), Variant::UTILITY_FUNC_TYPE_MATH); + + FUNCBINDVR3(clamp, sarray("value", "min", "max"), Variant::UTILITY_FUNC_TYPE_MATH); + FUNCBINDR(clampi, sarray("value", "min", "max"), Variant::UTILITY_FUNC_TYPE_MATH); + FUNCBINDR(clampf, sarray("value", "min", "max"), Variant::UTILITY_FUNC_TYPE_MATH); + + FUNCBINDR(nearest_po2, sarray("value"), Variant::UTILITY_FUNC_TYPE_MATH); + + //Random + + FUNCBIND(randomize, sarray(), Variant::UTILITY_FUNC_TYPE_RANDOM); + FUNCBINDR(randi, sarray(), Variant::UTILITY_FUNC_TYPE_RANDOM); + FUNCBINDR(randf, sarray(), Variant::UTILITY_FUNC_TYPE_RANDOM); + FUNCBINDR(randi_range, sarray("from", "to"), Variant::UTILITY_FUNC_TYPE_RANDOM); + FUNCBINDR(randf_range, sarray("from", "to"), Variant::UTILITY_FUNC_TYPE_RANDOM); + FUNCBIND(seed, sarray("base"), Variant::UTILITY_FUNC_TYPE_RANDOM); + FUNCBINDR(rand_from_seed, sarray("seed"), Variant::UTILITY_FUNC_TYPE_RANDOM); + + // Utility + FUNCBINDVR(weakref, sarray("from"), Variant::UTILITY_FUNC_TYPE_GENERAL); + FUNCBINDR(_typeof, sarray("variable"), Variant::UTILITY_FUNC_TYPE_GENERAL); + FUNCBINDVARARGS(str, sarray(), Variant::UTILITY_FUNC_TYPE_GENERAL); + FUNCBINDVARARGV(print, sarray(), Variant::UTILITY_FUNC_TYPE_GENERAL); + FUNCBINDVARARGV(printerr, sarray(), Variant::UTILITY_FUNC_TYPE_GENERAL); + FUNCBINDVARARGV(printt, sarray(), Variant::UTILITY_FUNC_TYPE_GENERAL); + FUNCBINDVARARGV(prints, sarray(), Variant::UTILITY_FUNC_TYPE_GENERAL); + FUNCBINDVARARGV(printraw, sarray(), Variant::UTILITY_FUNC_TYPE_GENERAL); + FUNCBINDVARARGV(push_error, sarray(), Variant::UTILITY_FUNC_TYPE_GENERAL); + FUNCBINDVARARGV(push_warning, sarray(), Variant::UTILITY_FUNC_TYPE_GENERAL); + + FUNCBINDR(var2str, sarray("variable"), Variant::UTILITY_FUNC_TYPE_GENERAL); + FUNCBINDR(str2var, sarray("string"), Variant::UTILITY_FUNC_TYPE_GENERAL); + + FUNCBINDR(var2bytes, sarray("variable"), Variant::UTILITY_FUNC_TYPE_GENERAL); + FUNCBINDR(bytes2var, sarray("bytes"), Variant::UTILITY_FUNC_TYPE_GENERAL); + + FUNCBINDR(var2bytes_with_objects, sarray("variable"), Variant::UTILITY_FUNC_TYPE_GENERAL); + FUNCBINDR(bytes2var_with_objects, sarray("bytes"), Variant::UTILITY_FUNC_TYPE_GENERAL); + + FUNCBINDR(hash, sarray("variable"), Variant::UTILITY_FUNC_TYPE_GENERAL); + + FUNCBINDR(instance_from_id, sarray("id"), Variant::UTILITY_FUNC_TYPE_GENERAL); + FUNCBINDR(is_instance_id_valid, sarray("id"), Variant::UTILITY_FUNC_TYPE_GENERAL); + FUNCBINDR(is_instance_valid, sarray("instance"), Variant::UTILITY_FUNC_TYPE_GENERAL); +} +void Variant::_unregister_variant_utility_functions() { + utility_function_table.clear(); + utility_function_name_table.clear(); +} + +void Variant::call_utility_function(const StringName &p_name, Variant *r_ret, const Variant **p_args, int p_argcount, Callable::CallError &r_error) { + const VariantUtilityFunctionInfo *bfi = utility_function_table.lookup_ptr(p_name); + if (!bfi) { + r_error.error = Callable::CallError::CALL_ERROR_INVALID_METHOD; + r_error.argument = 0; + r_error.expected = 0; + return; + } + + if (unlikely(!bfi->is_vararg && p_argcount < bfi->argcount)) { + r_error.error = Callable::CallError::CALL_ERROR_TOO_FEW_ARGUMENTS; + r_error.argument = 0; + r_error.expected = bfi->argcount; + return; + } + + if (unlikely(!bfi->is_vararg && p_argcount > bfi->argcount)) { + r_error.error = Callable::CallError::CALL_ERROR_TOO_MANY_ARGUMENTS; + r_error.argument = 0; + r_error.expected = bfi->argcount; + return; + } + + bfi->call_utility(r_ret, p_args, p_argcount, r_error); +} + +bool Variant::has_utility_function(const StringName &p_name) { + return utility_function_table.has(p_name); +} + +Variant::ValidatedUtilityFunction Variant::get_validated_utility_function(const StringName &p_name) { + const VariantUtilityFunctionInfo *bfi = utility_function_table.lookup_ptr(p_name); + if (!bfi) { + return nullptr; + } + + return bfi->validated_call_utility; +} +Variant::PTRUtilityFunction Variant::get_ptr_utility_function(const StringName &p_name) { + const VariantUtilityFunctionInfo *bfi = utility_function_table.lookup_ptr(p_name); + if (!bfi) { + return nullptr; + } + + return bfi->ptr_call_utility; +} + +Variant::UtilityFunctionType Variant::get_utility_function_type(const StringName &p_name) { + const VariantUtilityFunctionInfo *bfi = utility_function_table.lookup_ptr(p_name); + if (!bfi) { + return Variant::UTILITY_FUNC_TYPE_MATH; + } + + return bfi->type; +} + +int Variant::get_utility_function_argument_count(const StringName &p_name) { + const VariantUtilityFunctionInfo *bfi = utility_function_table.lookup_ptr(p_name); + if (!bfi) { + return 0; + } + + return bfi->argcount; +} +Variant::Type Variant::get_utility_function_argument_type(const StringName &p_name, int p_arg) { + const VariantUtilityFunctionInfo *bfi = utility_function_table.lookup_ptr(p_name); + if (!bfi) { + return Variant::NIL; + } + + return bfi->get_arg_type(p_arg); +} +String Variant::get_utility_function_argument_name(const StringName &p_name, int p_arg) { + const VariantUtilityFunctionInfo *bfi = utility_function_table.lookup_ptr(p_name); + if (!bfi) { + return String(); + } + ERR_FAIL_COND_V(bfi->is_vararg, String()); + ERR_FAIL_INDEX_V(p_arg, bfi->argnames.size(), String()); + return bfi->argnames[p_arg]; +} +bool Variant::has_utility_function_return_value(const StringName &p_name) { + const VariantUtilityFunctionInfo *bfi = utility_function_table.lookup_ptr(p_name); + if (!bfi) { + return false; + } + return bfi->returns_value; +} +Variant::Type Variant::get_utility_function_return_type(const StringName &p_name) { + const VariantUtilityFunctionInfo *bfi = utility_function_table.lookup_ptr(p_name); + if (!bfi) { + return Variant::NIL; + } + + return bfi->return_type; +} +bool Variant::is_utility_function_vararg(const StringName &p_name) { + const VariantUtilityFunctionInfo *bfi = utility_function_table.lookup_ptr(p_name); + if (!bfi) { + return false; + } + + return bfi->is_vararg; +} + +void Variant::get_utility_function_list(List<StringName> *r_functions) { + for (List<StringName>::Element *E = utility_function_name_table.front(); E; E = E->next()) { + r_functions->push_back(E->get()); + } +} |