gdnative_cpp/core/defs.h

301 lines
9.8 KiB
C

/*************************************************************************/
/* defs.h */
/*************************************************************************/
/* This file is part of: */
/* PANDEMONIUM ENGINE */
/* https://pandemoniumengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2022 Pandemonium 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. */
/*************************************************************************/
#ifndef DEFS_H
#define DEFS_H
enum class Error {
OK,
FAILED, ///< Generic fail error
ERR_UNAVAILABLE, ///< What is requested is unsupported/unavailable
ERR_UNCONFIGURED, ///< The object being used hasnt been properly set up yet
ERR_UNAUTHORIZED, ///< Missing credentials for requested resource
ERR_PARAMETER_RANGE_ERROR, ///< Parameter given out of range (5)
ERR_OUT_OF_MEMORY, ///< Out of memory
ERR_FILE_NOT_FOUND,
ERR_FILE_BAD_DRIVE,
ERR_FILE_BAD_PATH,
ERR_FILE_NO_PERMISSION, // (10)
ERR_FILE_ALREADY_IN_USE,
ERR_FILE_CANT_OPEN,
ERR_FILE_CANT_WRITE,
ERR_FILE_CANT_READ,
ERR_FILE_UNRECOGNIZED, // (15)
ERR_FILE_CORRUPT,
ERR_FILE_MISSING_DEPENDENCIES,
ERR_FILE_EOF,
ERR_CANT_OPEN, ///< Can't open a resource/socket/file
ERR_CANT_CREATE, // (20)
ERR_QUERY_FAILED,
ERR_ALREADY_IN_USE,
ERR_LOCKED, ///< resource is locked
ERR_TIMEOUT,
ERR_CANT_CONNECT, // (25)
ERR_CANT_RESOLVE,
ERR_CONNECTION_ERROR,
ERR_CANT_AQUIRE_RESOURCE,
ERR_CANT_FORK,
ERR_INVALID_DATA, ///< Data passed is invalid (30)
ERR_INVALID_PARAMETER, ///< Parameter passed is invalid
ERR_ALREADY_EXISTS, ///< When adding, item already exists
ERR_DOES_NOT_EXIST, ///< When retrieving/erasing, it item does not exist
ERR_DATABASE_CANT_READ, ///< database is full
ERR_DATABASE_CANT_WRITE, ///< database is full (35)
ERR_COMPILATION_FAILED,
ERR_METHOD_NOT_FOUND,
ERR_LINK_FAILED,
ERR_SCRIPT_FAILED,
ERR_CYCLIC_LINK, // (40)
ERR_INVALID_DECLARATION,
ERR_DUPLICATE_SYMBOL,
ERR_PARSE_ERROR,
ERR_BUSY,
ERR_SKIP, // (45)
ERR_HELP, ///< user requested help!!
ERR_BUG, ///< a bug in the software certainly happened, due to a double check failing or unexpected behavior.
ERR_PRINTER_ON_FIRE, /// the parallel port printer is engulfed in flames
};
#include <pandemonium_global.h>
// alloca() is non-standard. When using MSVC, it's in malloc.h.
#if defined(__linux__) || defined(__APPLE__)
#include <alloca.h>
#else
#include <malloc.h>
#endif
typedef float real_t;
// This epsilon should match the one used by Pandemonium for consistency.
// Using `f` when `real_t` is float.
#define CMP_EPSILON 0.00001f
#define CMP_EPSILON2 (CMP_EPSILON * CMP_EPSILON)
#define Math_PI 3.1415926535897932384626433833
#define Math_TAU 6.2831853071795864769252867666
#define Math_INF INFINITY
#define Math_NAN NAN
#define _PLANE_EQ_DOT_EPSILON 0.999
#define _PLANE_EQ_D_EPSILON 0.0001
#ifdef __GNUC__
#define likely(x) __builtin_expect(!!(x), 1)
#define unlikely(x) __builtin_expect(!!(x), 0)
#else
#define likely(x) x
#define unlikely(x) x
#endif
// Don't use this directly; instead, use any of the CRASH_* macros
#ifdef _MSC_VER
#define GENERATE_TRAP \
__debugbreak(); \
/* Avoid warning about control paths */ \
for (;;) { \
}
#else
#define GENERATE_TRAP __builtin_trap();
#endif
// ERR/WARN macros
#ifndef WARN_PRINT
#define WARN_PRINT(msg) Pandemonium::print_warning(msg, __func__, __FILE__, __LINE__)
#endif
#ifndef WARN_PRINTS
#define WARN_PRINTS(msg) WARN_PRINT((msg).utf8().get_data())
#endif
#ifndef ERR_PRINT
#define ERR_PRINT(msg) Pandemonium::print_error(msg, __func__, __FILE__, __LINE__)
#endif
#ifndef ERR_PRINTS
#define ERR_PRINTS(msg) ERR_PRINT((msg).utf8().get_data())
#endif
#ifndef FATAL_PRINT
#define FATAL_PRINT(msg) ERR_PRINT(String("FATAL: ") + (msg))
#endif
#ifndef ERR_MSG_INDEX
#define ERR_MSG_INDEX(index, size) (String("Index ") + #index + "=" + String::num_int64(index) + " out of size (" + #size + "=" + String::num_int64(size) + ")")
#endif
#ifndef ERR_MSG_NULL
#define ERR_MSG_NULL(param) (String("Parameter '") + #param + "' is null.")
#endif
#ifndef ERR_MSG_COND
#define ERR_MSG_COND(cond) (String("Condition '") + #cond + "' is true.")
#endif
#ifndef ERR_FAIL_INDEX
#define ERR_FAIL_INDEX(index, size) \
do { \
if (unlikely((index) < 0 || (index) >= (size))) { \
ERR_PRINT(ERR_MSG_INDEX(index, size)); \
return; \
} \
} while (0)
#endif
#ifndef ERR_FAIL_INDEX_V
#define ERR_FAIL_INDEX_V(index, size, ret) \
do { \
if (unlikely((index) < 0 || (index) >= (size))) { \
ERR_PRINT(ERR_MSG_INDEX(index, size)); \
return ret; \
} \
} while (0)
#endif
#ifndef ERR_FAIL_UNSIGNED_INDEX_V
#define ERR_FAIL_UNSIGNED_INDEX_V(index, size, ret) \
do { \
if (unlikely((index) >= (size))) { \
ERR_PRINT(ERR_MSG_INDEX(index, size)); \
return ret; \
} \
} while (0)
#endif
#ifndef CRASH_BAD_INDEX
#define CRASH_BAD_INDEX(index, size) \
do { \
if (unlikely((index) < 0 || (index) >= (size))) { \
FATAL_PRINT(ERR_MSG_INDEX(index, size)); \
GENERATE_TRAP; \
} \
} while (0)
#endif
#ifndef ERR_FAIL_NULL
#define ERR_FAIL_NULL(param) \
do { \
if (unlikely(!param)) { \
ERR_PRINT(ERR_MSG_NULL(param)); \
return; \
} \
} while (0)
#endif
#ifndef ERR_FAIL_NULL_V
#define ERR_FAIL_NULL_V(param, ret) \
do { \
if (unlikely(!param)) { \
ERR_PRINT(ERR_MSG_NULL(param)); \
return ret; \
} \
} while (0)
#endif
#ifndef ERR_FAIL_COND
#define ERR_FAIL_COND(cond) \
do { \
if (unlikely(cond)) { \
ERR_PRINT(ERR_MSG_COND(cond)); \
return; \
} \
} while (0)
#endif
#ifndef CRASH_COND
#define CRASH_COND(cond) \
do { \
if (unlikely(cond)) { \
FATAL_PRINT(ERR_MSG_COND(cond)); \
GENERATE_TRAP; \
} \
} while (0)
#endif
#ifndef ERR_FAIL_COND_V
#define ERR_FAIL_COND_V(cond, ret) \
do { \
if (unlikely(cond)) { \
ERR_PRINT(ERR_MSG_COND(cond)); \
return ret; \
} \
} while (0)
#endif
#ifndef ERR_CONTINUE
#define ERR_CONTINUE(cond) \
{ \
if (unlikely(cond)) { \
ERR_PRINT(ERR_MSG_COND(cond)); \
continue; \
} \
}
#endif
#ifndef ERR_BREAK
#define ERR_BREAK(cond) \
{ \
if (unlikely(cond)) { \
ERR_PRINT(ERR_MSG_COND(cond)); \
break; \
} \
}
#endif
#ifndef ERR_FAIL
#define ERR_FAIL() \
do { \
ERR_PRINT("Method/Function Failed."); \
return; \
} while (0)
#endif
#ifndef ERR_FAIL_V
#define ERR_FAIL_V(ret) \
do { \
ERR_PRINT("Method/Function Failed."); \
return ret; \
} while (0)
#endif
#ifndef CRASH_NOW
#define CRASH_NOW() \
do { \
FATAL_PRINT("Method/Function Failed."); \
GENERATE_TRAP; \
} while (0)
#endif
#endif // DEFS_H