mewin/godot-cpp
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

[Method Bind] Add support for default argument values and static method binding. Sync headers.

Browse Source
This commit is contained in:
bruvzg
2022-05-04 14:27:08 +03:00
parent 24e4aeb2c6
commit 031a83b0ea
11 changed files with 794 additions and 115 deletions
Download Patch File Download Diff File Expand all files Collapse all files

112
include/godot_cpp/core/binder_common.hpp
View File

@@ -440,6 +440,118 @@ GDNativeExtensionClassMethodArgumentMetadata call_get_argument_metadata(int p_ar
return md;
}
template <class... P, size_t... Is>
void call_with_variant_args_static(void (*p_method)(P...), const Variant **p_args, GDNativeCallError &r_error, IndexSequence<Is...>) {
r_error.error = GDNATIVE_CALL_OK;
#ifdef DEBUG_METHODS_ENABLED
(p_method)(VariantCasterAndValidate<P>::cast(p_args, Is, r_error)...);
#else
(p_method)(VariantCaster<P>::cast(*p_args[Is])...);
#endif
}
template <class... P>
void call_with_variant_args_static_dv(void (*p_method)(P...), const GDNativeVariantPtr *p_args, int p_argcount, GDNativeCallError &r_error, const std::vector<Variant> &default_values) {
#ifdef DEBUG_ENABLED
if ((size_t)p_argcount > sizeof...(P)) {
r_error.error = GDNATIVE_CALL_ERROR_TOO_MANY_ARGUMENTS;
r_error.argument = sizeof...(P);
return;
}
#endif
int32_t missing = (int32_t)sizeof...(P) - (int32_t)p_argcount;
int32_t dvs = default_values.size();
#ifdef DEBUG_ENABLED
if (missing > dvs) {
r_error.error = GDNATIVE_CALL_ERROR_TOO_FEW_ARGUMENTS;
r_error.argument = sizeof...(P);
return;
}
#endif
Variant args[sizeof...(P) == 0 ? 1 : sizeof...(P)]; // Avoid zero sized array.
std::array<const Variant *, sizeof...(P)> argsp;
for (int32_t i = 0; i < (int32_t)sizeof...(P); i++) {
if (i < p_argcount) {
args[i] = Variant(p_args[i]);
} else {
args[i] = default_values[i - p_argcount + (dvs - missing)];
}
argsp[i] = &args[i];
}
call_with_variant_args_static(p_method, argsp.data(), r_error, BuildIndexSequence<sizeof...(P)>{});
}
template <class... P, size_t... Is>
void call_with_ptr_args_static_method_helper(void (*p_method)(P...), const GDNativeTypePtr *p_args, IndexSequence<Is...>) {
p_method(PtrToArg<P>::convert(p_args[Is])...);
}
template <class... P>
void call_with_ptr_args_static_method(void (*p_method)(P...), const GDNativeTypePtr *p_args) {
call_with_ptr_args_static_method_helper<P...>(p_method, p_args, BuildIndexSequence<sizeof...(P)>{});
}
template <class R, class... P, size_t... Is>
void call_with_variant_args_static_ret(R (*p_method)(P...), const Variant **p_args, Variant &r_ret, GDNativeCallError &r_error, IndexSequence<Is...>) {
r_error.error = GDNATIVE_CALL_OK;
#ifdef DEBUG_METHODS_ENABLED
r_ret = (p_method)(VariantCasterAndValidate<P>::cast(p_args, Is, r_error)...);
#else
r_ret = (p_method)(VariantCaster<P>::cast(*p_args[Is])...);
#endif
}
template <class R, class... P>
void call_with_variant_args_static_ret_dv(R (*p_method)(P...), const GDNativeVariantPtr *p_args, int p_argcount, Variant &r_ret, GDNativeCallError &r_error, const std::vector<Variant> &default_values) {
#ifdef DEBUG_ENABLED
if ((size_t)p_argcount > sizeof...(P)) {
r_error.error = GDNATIVE_CALL_ERROR_TOO_MANY_ARGUMENTS;
r_error.argument = sizeof...(P);
return;
}
#endif
int32_t missing = (int32_t)sizeof...(P) - (int32_t)p_argcount;
int32_t dvs = default_values.size();
#ifdef DEBUG_ENABLED
if (missing > dvs) {
r_error.error = GDNATIVE_CALL_ERROR_TOO_FEW_ARGUMENTS;
r_error.argument = sizeof...(P);
return;
}
#endif
Variant args[sizeof...(P) == 0 ? 1 : sizeof...(P)]; // Avoid zero sized array.
std::array<const Variant *, sizeof...(P)> argsp;
for (int32_t i = 0; i < (int32_t)sizeof...(P); i++) {
if (i < p_argcount) {
args[i] = Variant(p_args[i]);
} else {
args[i] = default_values[i - p_argcount + (dvs - missing)];
}
argsp[i] = &args[i];
}
call_with_variant_args_static_ret(p_method, argsp.data(), r_ret, r_error, BuildIndexSequence<sizeof...(P)>{});
}
template <class R, class... P, size_t... Is>
void call_with_ptr_args_static_method_ret_helper(R (*p_method)(P...), const GDNativeTypePtr *p_args, void *r_ret, IndexSequence<Is...>) {
PtrToArg<R>::encode(p_method(PtrToArg<P>::convert(p_args[Is])...), r_ret);
}
template <class R, class... P>
void call_with_ptr_args_static_method_ret(R (*p_method)(P...), const GDNativeTypePtr *p_args, void *r_ret) {
call_with_ptr_args_static_method_ret_helper<R, P...>(p_method, p_args, r_ret, BuildIndexSequence<sizeof...(P)>{});
}
#if defined(__GNUC__) && !defined(__clang__)
#pragma GCC diagnostic pop
#endif