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/**
* @file defines.h
* @brief Typedefs for common integer/floating point types and very basic macros
* @date 2024-02-24
*/
#pragma once
#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>
typedef uint8_t u8;
typedef uint16_t u16;
typedef uint32_t u32;
typedef uint64_t u64;
typedef int8_t i8;
typedef int16_t i16;
typedef int32_t i32;
typedef int64_t i64;
typedef float f32;
typedef double f64;
_Static_assert(sizeof(bool) == 1, "type bool should be 1 byte");
_Static_assert(sizeof(u8) == 1, "type u8 should be 1 byte");
_Static_assert(sizeof(u16) == 2, "type u16 should be 2 byte");
_Static_assert(sizeof(u32) == 4, "type u32 should be 4 byte");
_Static_assert(sizeof(u64) == 8, "type u64 should be 8 byte");
_Static_assert(sizeof(i8) == 1, "type i8 should be 1 byte");
_Static_assert(sizeof(i16) == 2, "type i16 should be 2 byte");
_Static_assert(sizeof(i32) == 4, "type i32 should be 4 byte");
_Static_assert(sizeof(i64) == 8, "type i64 should be 8 byte");
_Static_assert(sizeof(f32) == 4, "type f32 should be 4 bytes");
_Static_assert(sizeof(f64) == 8, "type f64 should be 8 bytes");
_Static_assert(sizeof(ptrdiff_t) == 8, "type ptrdiff_t should be 8 bytes");
#define alignof(x) _Alignof(x)
#define threadlocal _Thread_local
// Wrap a u32 to make a type-safe "handle" or ID
#define CORE_DEFINE_HANDLE(name) \
typedef struct name name; \
struct name { \
u32 raw; \
}
CORE_DEFINE_HANDLE(
Handle); // Untyped handle that can be casted to a strongly typed resource handle
#define PUB // For collecting public APIs to expose in an amalgamation header file
// #define c_static_inline static inline
#define c_static_inline
#define KB(x) ((size_t)x * 1000)
#define MB(x) ((size_t)x * 1000 * 1000)
#define GB(x) ((size_t)x * 1000 * 1000 * 1000)
// NOTE: The below is now handled in xmake.lua
// Platform will inform renderer backend (unless user overrides)
#if defined(CEL_PLATFORM_LINUX)
// #define CEL_REND_BACKEND_OPENGL 1
// #define CEL_REND_BACKEND_VULKAN 1
#endif
#if defined(CEL_PLATFORM_WINDOWS)
#define CEL_REND_BACKEND_OPENGL 1
// #define CEL_REND_BACKEND_DX11 1
// #define CEL_REND_BACKEND_VULKAN 1
#endif
#if defined(CEL_PLATFORM_MAC)
// #define CEL_REND_BACKEND_METAL 1
#define CEL_REND_BACKEND_OPENGL 1
// #define CEL_REND_BACKEND_VULKAN 1
#endif
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