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Extension header: fix typos, documentation and member order

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This commit is contained in:
Jan Haller 2022-11-16 00:51:48 +01:00
parent 4935493f72
commit 09f84102e3
2 changed files with 46 additions and 28 deletions
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70
core/extension/gdnative_interface.h
View file

@ -109,6 +109,7 @@ typedef enum {
GDNATIVE_VARIANT_OP_LESS_EQUAL,
GDNATIVE_VARIANT_OP_GREATER,
GDNATIVE_VARIANT_OP_GREATER_EQUAL,
/* mathematic */
GDNATIVE_VARIANT_OP_ADD,
GDNATIVE_VARIANT_OP_SUBTRACT,
@ -118,6 +119,7 @@ typedef enum {
GDNATIVE_VARIANT_OP_POSITIVE,
GDNATIVE_VARIANT_OP_MODULE,
GDNATIVE_VARIANT_OP_POWER,
/* bitwise */
GDNATIVE_VARIANT_OP_SHIFT_LEFT,
GDNATIVE_VARIANT_OP_SHIFT_RIGHT,
@ -125,11 +127,13 @@ typedef enum {
GDNATIVE_VARIANT_OP_BIT_OR,
GDNATIVE_VARIANT_OP_BIT_XOR,
GDNATIVE_VARIANT_OP_BIT_NEGATE,
/* logic */
GDNATIVE_VARIANT_OP_AND,
GDNATIVE_VARIANT_OP_OR,
GDNATIVE_VARIANT_OP_XOR,
GDNATIVE_VARIANT_OP_NOT,
/* containment */
GDNATIVE_VARIANT_OP_IN,
GDNATIVE_VARIANT_OP_MAX
@ -152,11 +156,11 @@ typedef uint64_t GDObjectInstanceID;
typedef enum {
GDNATIVE_CALL_OK,
GDNATIVE_CALL_ERROR_INVALID_METHOD,
GDNATIVE_CALL_ERROR_INVALID_ARGUMENT, /* expected is variant type */
GDNATIVE_CALL_ERROR_TOO_MANY_ARGUMENTS, /* expected is number of arguments */
GDNATIVE_CALL_ERROR_TOO_FEW_ARGUMENTS, /* expected is number of arguments */
GDNATIVE_CALL_ERROR_INVALID_ARGUMENT, // Expected a different variant type.
GDNATIVE_CALL_ERROR_TOO_MANY_ARGUMENTS, // Expected lower number of arguments.
GDNATIVE_CALL_ERROR_TOO_FEW_ARGUMENTS, // Expected higher number of arguments.
GDNATIVE_CALL_ERROR_INSTANCE_IS_NULL,
GDNATIVE_CALL_ERROR_METHOD_NOT_CONST, /* used for const call */
GDNATIVE_CALL_ERROR_METHOD_NOT_CONST, // Used for const call.
} GDNativeCallErrorType;
typedef struct {
@ -204,20 +208,24 @@ typedef struct {
GDNativeVariantType type;
GDNativeStringNamePtr name;
GDNativeStringNamePtr class_name;
uint32_t hint; // Bitfield of `PropertyHint` (defined in `extension_api.json`)
uint32_t hint; // Bitfield of `PropertyHint` (defined in `extension_api.json`).
GDNativeStringPtr hint_string;
uint32_t usage; // Bitfield of `PropertyUsageFlags` (defined in `extension_api.json`)
uint32_t usage; // Bitfield of `PropertyUsageFlags` (defined in `extension_api.json`).
} GDNativePropertyInfo;
typedef struct {
GDNativeStringNamePtr name;
GDNativePropertyInfo return_value;
uint32_t flags; // Bitfield of `GDNativeExtensionClassMethodFlags`
uint32_t flags; // Bitfield of `GDNativeExtensionClassMethodFlags`.
int32_t id;
GDNativePropertyInfo *arguments; // array of `argument_count` size
/* Arguments: `default_arguments` is an array of size `argument_count`. */
uint32_t argument_count;
GDNativeVariantPtr *default_arguments; // array of `default_argument_count` size
GDNativePropertyInfo *arguments;
/* Default arguments: `default_arguments` is an array of size `default_argument_count`. */
uint32_t default_argument_count;
GDNativeVariantPtr *default_arguments;
} GDNativeMethodInfo;
typedef const GDNativePropertyInfo *(*GDNativeExtensionClassGetPropertyList)(GDExtensionClassInstancePtr p_instance, uint32_t *r_count);
@ -246,11 +254,11 @@ typedef struct {
GDNativeExtensionClassToString to_string_func;
GDNativeExtensionClassReference reference_func;
GDNativeExtensionClassUnreference unreference_func;
GDNativeExtensionClassCreateInstance create_instance_func; /* this one is mandatory */
GDNativeExtensionClassFreeInstance free_instance_func; /* this one is mandatory */
GDNativeExtensionClassGetVirtual get_virtual_func;
GDNativeExtensionClassCreateInstance create_instance_func; // (Default) constructor; mandatory. If the class is not instantiable, consider making it virtual or abstract.
GDNativeExtensionClassFreeInstance free_instance_func; // Destructor; mandatory.
GDNativeExtensionClassGetVirtual get_virtual_func; // Queries a virtual function by name and returns a callback to invoke the requested virtual function.
GDNativeExtensionClassGetRID get_rid_func;
void *class_userdata;
void *class_userdata; // Per-class user data, later accessible in instance bindings.
} GDNativeExtensionClassCreationInfo;
typedef void *GDNativeExtensionClassLibraryPtr;
@ -289,21 +297,28 @@ typedef struct {
void *method_userdata;
GDNativeExtensionClassMethodCall call_func;
GDNativeExtensionClassMethodPtrCall ptrcall_func;
uint32_t method_flags; // Bitfield of `GDNativeExtensionClassMethodFlags`
uint32_t argument_count;
uint32_t method_flags; // Bitfield of `GDNativeExtensionClassMethodFlags`.
/* If `has_return_value` is false, `return_value_info` and `return_value_metadata` are ignored. */
GDNativeBool has_return_value;
GDNativePropertyInfo *return_value_info; // Ignored if `has_return_value` is false
GDNativeExtensionClassMethodArgumentMetadata return_value_metadata; // Ignored if `has_return_value` is false
/* name and hint information for the argument can be omitted in release builds. Class name should always be present if it applies. */
GDNativePropertyInfo *aguments_info; // array of `argument_count` size
GDNativeExtensionClassMethodArgumentMetadata *aguments_metadata; // array of `argument_count` size
GDNativePropertyInfo *return_value_info;
GDNativeExtensionClassMethodArgumentMetadata return_value_metadata;
/* Arguments: `arguments_info` and `arguments_metadata` are array of size `argument_count`.
* Name and hint information for the argument can be omitted in release builds. Class name should always be present if it applies.
*/
uint32_t argument_count;
GDNativePropertyInfo *arguments_info;
GDNativeExtensionClassMethodArgumentMetadata *arguments_metadata;
/* Default arguments: `default_arguments` is an array of size `default_argument_count`. */
uint32_t default_argument_count;
GDNativeVariantPtr *default_arguments; // array of `default_argument_count` size
GDNativeVariantPtr *default_arguments;
} GDNativeExtensionClassMethodInfo;
/* SCRIPT INSTANCE EXTENSION */
typedef void *GDNativeExtensionScriptInstanceDataPtr; // Pointer to custom ScriptInstance native implementation
typedef void *GDNativeExtensionScriptInstanceDataPtr; // Pointer to custom ScriptInstance native implementation.
typedef GDNativeBool (*GDNativeExtensionScriptInstanceSet)(GDNativeExtensionScriptInstanceDataPtr p_instance, const GDNativeStringNamePtr p_name, const GDNativeVariantPtr p_value);
typedef GDNativeBool (*GDNativeExtensionScriptInstanceGet)(GDNativeExtensionScriptInstanceDataPtr p_instance, const GDNativeStringNamePtr p_name, GDNativeVariantPtr r_ret);
@ -389,6 +404,7 @@ typedef struct {
const char *version_string;
/* GODOT CORE */
void *(*mem_alloc)(size_t p_bytes);
void *(*mem_realloc)(void *p_ptr, size_t p_bytes);
void (*mem_free)(void *p_ptr);
@ -455,7 +471,6 @@ typedef struct {
GDNativePtrUtilityFunction (*variant_get_ptr_utility_function)(const GDNativeStringNamePtr p_function, GDNativeInt p_hash);
/* extra utilities */
void (*string_new_with_latin1_chars)(GDNativeStringPtr r_dest, const char *p_contents);
void (*string_new_with_utf8_chars)(GDNativeStringPtr r_dest, const char *p_contents);
void (*string_new_with_utf16_chars)(GDNativeStringPtr r_dest, const char16_t *p_contents);
@ -466,6 +481,7 @@ typedef struct {
void (*string_new_with_utf16_chars_and_len)(GDNativeStringPtr r_dest, const char16_t *p_contents, const GDNativeInt p_size);
void (*string_new_with_utf32_chars_and_len)(GDNativeStringPtr r_dest, const char32_t *p_contents, const GDNativeInt p_size);
void (*string_new_with_wide_chars_and_len)(GDNativeStringPtr r_dest, const wchar_t *p_contents, const GDNativeInt p_size);
/* Information about the following functions:
* - The return value is the resulting encoded string length.
* - The length returned is in characters, not in bytes. It also does not include a trailing zero.
@ -537,13 +553,14 @@ typedef struct {
GDNativeScriptInstancePtr (*script_instance_create)(const GDNativeExtensionScriptInstanceInfo *p_info, GDNativeExtensionScriptInstanceDataPtr p_instance_data);
/* CLASSDB */
GDNativeObjectPtr (*classdb_construct_object)(const GDNativeStringNamePtr p_classname); /* The passed class must be a built-in godot class, or an already-registered extension class. In both case, object_set_instance should be called to fully initialize the object. */
GDNativeMethodBindPtr (*classdb_get_method_bind)(const GDNativeStringNamePtr p_classname, const GDNativeStringNamePtr p_methodname, GDNativeInt p_hash);
void *(*classdb_get_class_tag)(const GDNativeStringNamePtr p_classname);
/* CLASSDB EXTENSION */
// Provided parameters for `classdb_register_extension_*` can be safely freed once the function returns
/* Provided parameters for `classdb_register_extension_*` can be safely freed once the function returns. */
void (*classdb_register_extension_class)(const GDNativeExtensionClassLibraryPtr p_library, const GDNativeStringNamePtr p_class_name, const GDNativeStringNamePtr p_parent_class_name, const GDNativeExtensionClassCreationInfo *p_extension_funcs);
void (*classdb_register_extension_class_method)(const GDNativeExtensionClassLibraryPtr p_library, const GDNativeStringNamePtr p_class_name, const GDNativeExtensionClassMethodInfo *p_method_info);
void (*classdb_register_extension_class_integer_constant)(const GDNativeExtensionClassLibraryPtr p_library, const GDNativeStringNamePtr p_class_name, const GDNativeStringNamePtr p_enum_name, const GDNativeStringNamePtr p_constant_name, GDNativeInt p_constant_value, GDNativeBool p_is_bitfield);
@ -579,9 +596,10 @@ typedef struct {
} GDNativeInitialization;
/* Define a C function prototype that implements the function below and expose it to dlopen() (or similar).
* It will be called on initialization. The name must be an unique one specified in the .gdextension config file.
* This is the entry point of the GDExtension library and will be called on initialization.
* It can be used to set up different init levels, which are called during various stages of initialization/shutdown.
* The function name must be a unique one specified in the .gdextension config file.
*/
typedef GDNativeBool (*GDNativeInitializationFunction)(const GDNativeInterface *p_interface, const GDNativeExtensionClassLibraryPtr p_library, GDNativeInitialization *r_initialization);
#ifdef __cplusplus

4
core/extension/native_extension.cpp
View file

@ -108,8 +108,8 @@ public:
}
for (uint32_t i = 0; i < p_method_info->argument_count; i++) {
arguments_info.push_back(PropertyInfo(p_method_info->aguments_info[i]));
arguments_metadata.push_back(GodotTypeInfo::Metadata(p_method_info->aguments_metadata[i]));
arguments_info.push_back(PropertyInfo(p_method_info->arguments_info[i]));
arguments_metadata.push_back(GodotTypeInfo::Metadata(p_method_info->arguments_metadata[i]));
}
set_hint_flags(p_method_info->method_flags);